gcc/ChangeLog

   1 2011-11-06  David S. Miller  <davem@davemloft.net>
   2
   3         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
   4         (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
   5         *zero_extend_v8qi_<P:mode>_insn,
   6         *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
   7         and vec_duplicate instead of using an UNSPEC.
   8
   9 2011-11-07  Alan Modra  <amodra@gmail.com>
  10
  11         PR target/30282
  12         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
  13         blockage for ABI_V4.
  14
  15 2011-11-06  Dave Korn  <dave.korn.cygwin@gmail.com>
  16
  17         * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
  18         libgcj version bump.
  19         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
  20
  21 2011-11-06  Eric Botcazou  <ebotcazou@adacore.com>
  22
  23         * gcse.c: Adjust outdated comments throughout.
  24         (struct mem_conflict_info): New structure.
  25         (mems_conflict_for_gcse_p): Use it to communicate with caller.
  26         (load_killed_in_block_p): Pass it to note_stores.
  27         (hash_expr): Remove superfluous line break.
  28         (hash_scan_set): Rename PAT parameter into SET.
  29         (hash_scan_insn): Reorder cases.
  30         (canon_list_insert): Fix long line.
  31         (edge_list): Delete.
  32         (prune_expressions): Rename E local variable into EXPR.
  33         (compute_pre_data): Return struct edge_list * object.
  34         (pre_expr_reaches_here_p_work): Fix formatting.
  35         (process_insert_insn): Move around comment.
  36         (pre_edge_insert): Fix long line.
  37         (pre_insert_copies): Likewise.
  38         (gcse_emit_move_after): Swap SRC and DEST parameters.
  39         (pre_delete): Adjust call to gcse_emit_move_after.
  40         (pre_gcse): Take struct edge_list * parameter.  Fix long line.
  41         (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
  42         Use a local list of edges.
  43         (hoist_code): Fix long line.  Adjust call to gcse_emit_move_after.
  44         (pre_ldst_expr_hash): Fix long line.
  45         (free_ldst_mems): Rename into...
  46         (free_ld_motion_mems): ...this.
  47         (first_ls_expr): Delete.
  48         (next_ls_expr): Likewise.
  49         (print_ldst_list): Do not use above two functions.
  50         (simple_mem): Adjust interface.
  51         (compute_ld_motion_mems): Fix formatting.
  52         (update_ld_motion_stores): Reuse local variable.
  53
  54 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
  55
  56         * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
  57         specifiers.
  58         (build_null_declspecs): Initialize align_log and alignas_p fields.
  59         (declspecs_add_alignas): New.
  60         * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
  61         (c_parser_declspecs): Handle _Alignas specifiers.
  62         (c_parser_alignas_specifier): New.
  63         (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
  64         Diagnose _Alignof (expression).
  65         * c-tree.h (struct c_declspecs): Add align_log and alignas_p
  66         fields.
  67         (declspecs_add_alignas): Declare.
  68         * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
  69         * ginclude/stdalign.h: New.
  70         * Makefile.in (USER_H): Add stdalign.h.
  71
  72 2011-11-06  Joern Rennecke  <joern.rennecke@embecosm.com>
  73             Eric Botcazou  <ebotcazou@adacore.com>
  74
  75         * regset.h (fixed_reg_set_regset): Declare.
  76         * dse.c: Include regset.h .
  77         (struct insn_info): Add member fixed_regs_live.
  78         (note_add_store_info): New typedef.
  79         (note_add_store): New function.
  80         (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t .
  81         Use gen_add3_insn / gen_move_insn.
  82         Check new insn for unwanted clobbers before emitting it.
  83         (check_for_inc_dec): Rename to...
  84         (check_for_inc_dec_1:) ... this.  Return bool.  Take insn_info
  85         parameter.  Changed all callers in file.
  86         (check_for_inc_dec, copy_fixed_regs): New functions.
  87         (scan_insn): Set fixed_regs_live field of insn_info.
  88         * rtl.h (check_for_inc_dec): Update prototype.
  89         * postreload.c (reload_cse_simplify): Take new signature of
  90         check_ind_dec into account.
  91         * reginfo.c (fixed_reg_set_regset): New variable.
  92         (init_reg_sets_1): Initialize it.
  93
  94 2011-11-06  Jakub Jelinek  <jakub@redhat.com>
  95
  96         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
  97         any user labels.
  98
  99 2011-11-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 100
 101         * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
 102         Remove dependence of declaration and target define on definition of
 103         HPUX_LONG_DOUBLE_LIBRARY.  Update implementation.
 104
 105 2011-11-06  Andrew Macleod  <amacleod@redhat.com>
 106             Richard Henderson  <rth@redhat.com>
 107             Aldy Hernandez  <aldyh@redhat.com>
 108
 109         Merged from cxx-mem-model.
 110
 111         * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
 112         * coretypes.h (enum memmodel): New.  enumerated memory model type.
 113         * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
 114         * genopinit,c (optabs): Add atomic direct optab handlers.
 115         * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
 116         * builtin-types.def (BT_CONST_VOLATILE_PTR,
 117         BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
 118         BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
 119         BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
 120         BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
 121         BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
 122         BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
 123         * expr.h (expand_atomic_*): Add prototypes.
 124         (expand_{bool,val}_compare_and_swap): Remove prototypes.
 125         * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
 126         parameters.
 127         * common.opt (Winvalid-memory-model): New warning flag.
 128         (finline-atomics): New. Flag to disable atomic inlining.
 129         * params.h (ALLOW_LOAD_DATA_RACES): New.
 130         (ALLOW_PACKED_LOAD_DATA_RACES): New.
 131         (ALLOW_PACKED_STORE_DATA_RACES): New.
 132         * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
 133         (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
 134         (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
 135         * builtins.c (is_builtin_name): Handle __atomic.
 136         (get_memmodel): New.  Extract memory model.
 137         (expand_expr_force_mode): New. Factor out common code for ensuring an
 138         integer argument is in the proper mode.
 139         (expand_builtin_sync_operation): Remove ignore param.  Always call
 140         expand_atomic_fetch_op instead of the old expanders.
 141         (expand_builtin_compare_and_swap,
 142         expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
 143         call atomic expanders instead of sync expanders.
 144         (expand_builtin_sync_lock_release): Call atomic_store expander.
 145         (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
 146         expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
 147         (expand_builtin_atomic_exchange): New.
 148         (fold_builtin_atomic_always_lock_free,
 149         expand_builtin_atomic_always_lock_free,
 150         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
 151         New.
 152         (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
 153         expand_builtin_atomic_signal_fence): New.
 154         (expand_builtin_mem_signal_fence): New.
 155         (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
 156         (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
 157         * optabs.h (DOI_atomic_*): Define new atomics.
 158         (atomic_*_optab): Define.
 159         (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
 160         prototypes.
 161         * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
 162         (expand_sync_lock_test_and_set): Remove.
 163         (expand_atomic_load, expand_atomic_store): New.
 164         (expand_atomic_exchange): New.
 165         (expand_atomic_compare_and_swap): New.  Implements
 166         atomic_compare_exchange via compare and swap.
 167         (struct atomic_op_functions): Opcode table struct for fetch ops.
 168         (get_atomic_op_for_code): New.  Return an opcode table entry.
 169         (maybe_emit_op): New.  Try to emit a fetch op.
 170         (expand_atomic_fetch_op): New.
 171         (expand_val_compare_and_swap_1): Remove.
 172         (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
 173         (expand_atomic_compare_and_swap): Rename from
 174         expand_atomic_compare_exchange.  Rewrite to return both success and
 175         oldval return values; expand via both atomic and sync optabs.
 176         (can_compare_and_swap_p): New.
 177         (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
 178         (maybe_gen_insn): Handle 7 and 8 operands.
 179         * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
 180         fetch_op optabs, only test can_compare_and_swap_p.  Use __atomic
 181         builtins instead of __sync builtins.
 182         (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
 183         * doc/extend.texi: Document __atomic built-in functions.
 184         * doc/invoke.texi: Document data race parameters.
 185         * doc/md.texi: Document atomic patterns.
 186         * config/i386/i386.md (UNSPEC_MOVA): New.
 187         (UNSPECV_CMPXCHG): Split into ...
 188         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
 189         UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
 190         * config/i386/sync.md (ATOMIC): New mode iterator.
 191         (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
 192         (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
 193         (mem_thread_fence): Rename from memory_barrier.
 194         Handle the added memory model parameter.
 195         (mfence_nosse): Rename from memory_barrier_nosse.
 196         (sync_compare_and_swap<CASMODE>): Split into ...
 197         (atomic_compare_and_swap<SWI124>): this and ...
 198         (atomic_compare_and_swap<CASMODE>): this.  Handle the new parameters.
 199         (atomic_compare_and_swap_single<SWI>): Rename from
 200         sync_compare_and_swap<SWI>; rewrite to use split unspecs.
 201         (atomic_compare_and_swap_double<DCASMODE>): Rename from
 202         sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
 203         (*atomic_compare_and_swap_doubledi_pic): Rename from
 204         sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
 205         (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
 206         model parameter.
 207         (*atomic_fetch_add_cmp<SWI>): Similarly.
 208         (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
 209         (atomic_sub<SWI>): Similarly.  Use x86_maybe_negate_const_int.
 210         (sync_lock_test_and_set<SWI>): Merge with ...
 211         (atomic_exchange<SWI>): ... this.
 212
 213 2011-11-6  Richard Guenther  <rguenther@suse.de>
 214
 215         * ipa-prop.c (ipa_modify_call_arguments): Re-compute
 216         inlinable flag.
 217
 218 2011-11-06  Ira Rosen  <ira.rosen@linaro.org>
 219
 220         * tree-vectorizer.h (vectorizable_condition): Add argument.
 221         * tree-vect-loop.c (vectorizable_reduction): Fail for condition
 222         in SLP.  Update calls to vectorizable_condition.
 223         * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
 224         the arguments.  Pass it to vect_is_simple_use_1.
 225         (vectorizable_condition): Add slp_node to the arguments.  Support
 226         vectorization of basic blocks.  Fail for reduction in SLP.  Update
 227         calls to vect_is_simple_cond and vect_is_simple_use.  Support SLP:
 228         call vect_get_slp_defs to get vector operands.
 229         (vect_analyze_stmt): Update calls to vectorizable_condition.
 230         (vect_transform_stmt): Likewise.
 231         * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
 232         (vect_get_and_check_slp_defs): Handle COND_EXPR.  Allow pattern
 233         def stmts.
 234         (vect_build_slp_tree): Handle COND_EXPR.
 235         (vect_analyze_slp_instance): Push pattern statements to root node.
 236         (vect_get_constant_vectors): Fix comments.  Handle COND_EXPR.
 237
 238 2011-11-05  David S. Miller  <davem@davemloft.net>
 239
 240         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
 241         (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
 242         (*zero_extend_v8qi_<P:mode>_insn,
 243         *zero_extend_v4hi_<P:mode>_insn): New insns.
 244         * config/sparc/sparc.c (vector_init_move_words,
 245         vector_init_prepare_elts, sparc_expand_vector_init_vis2,
 246         sparc_expand_vector_init_vis1): New functions.
 247         (vector_init_bshuffle): Rewrite to handle more cases and make use
 248         of locs[] array prepared by vector_init_prepare_elts.
 249         (vector_init_fpmerge, vector_init_faligndata): Delete.
 250         (sparc_expand_vector_init): Rewrite using new infrastructure.
 251
 252 2011-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
 253
 254         * config.gcc (epiphany-*-*): New architecture.
 255         (epiphany-*-elf): New configuration.
 256         * config/epiphany, common/config/epiphany : New directories.
 257         * doc/extend.texi (disinterrupt attribute): Add Epiphany.
 258         (interrupt attribute): Add Epiphany.
 259         (long_call, short_call attribute): Add Epiphany.
 260         * doc/invoke.texi (Options): Add Epiphany options.
 261         * doc/md.texi (Machine Constraints): Add Epiphany constraints.
 262         * doc/install.texi (Options specification):
 263         Add --with-stack-offset=@var{num} description.
 264         (host/target specific issues): Add epiphany-*-elf.
 265         * doc/contrib.texi (Contributors): Mention Epiphany port.
 266
 267 2011-11-05  Jakub Jelinek  <jakub@redhat.com>
 268
 269         PR tree-optimization/50693
 270         * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
 271         non-forced user labels.
 272         (gimple_merge_blocks): Turn non-forced user labels into
 273         debug bind stmt with the label as first operand and reset value.
 274         (gimple_duplicate_bb): Don't duplicate label debug stmts.
 275         * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 276         * final.c (final_scan_insn): Likewise.
 277         (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
 278         * var-tracking.c (debug_label_num): New variable.
 279         (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
 280         instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
 281         * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
 282         NOTE_INSN_DELETED_DEBUG_LABEL.
 283         (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
 284         * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
 285         * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 286         * gengtype.c (adjust_field_rtx_def): Likewise.
 287         * config/i386/i386.c (ix86_output_function_epilogue): For MachO
 288         clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
 289         if their are at the end of function and nop hasn't been emitted.
 290         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
 291
 292 2011-11-05  Georg-Johann Lay  <avr@gjlay.de>
 293
 294         PR rtl-optimization/50448
 295         * cprop.c (try_replace_reg): Also try to replace uses of FROM that
 296         appear in SET_DEST.
 297
 298 2011-11-05  Peter Dufault  <dufault@hda.com>,
 299             Sebastian Huber  <sebastian.huber@embedded-brains.de>
 300
 301         * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 302         Extend rs6000_spe handling.
 303
 304 2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>
 305
 306         * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
 307         Remove -mcpu=601 multilib.
 308         Remove -Dmpc8260 multilib.
 309         * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
 310         on E500 targets.
 311
 312 2011-11-05  Quentin Neill  <quentin.neill@amd.com>
 313
 314         Piledriver f16cintrin.h fix.
 315         * config/i386/f16cintrin.h: Contents moved from immintrin.h.
 316         * config/config.gcc: Add f16cintrin.h.
 317
 318 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 319
 320         PR c++/50608
 321         * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
 322         to fold_offsetof.
 323         * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
 324
 325 2011-11-04  Alan Modra  <amodra@gmail.com>
 326
 327         * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
 328         * print-rtl.c (print_rtx): Don't segfault on negative regno.
 329
 330 2011-11-04  David S. Miller  <davem@davemloft.net>
 331
 332         PR target/49965
 333         * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
 334         fact that sparc_emit_float_lib_cmp modifies the comparison in
 335         operands[1].
 336
 337 2011-11-04  Ralf Corsépius  <ralf.corsepius@rtems.org>
 338
 339         * config/lm32/t-rtems: New.
 340         * config.gcc (lm32-*-rtems*): Add t-rtems.
 341
 342 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 343
 344         PR target/50979
 345         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
 346
 347 2011-11-04  Jiangning Liu  <jiangning.liu@arm.com>
 348
 349         PR rtl-optimization/38644
 350         * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
 351         for epilogue having stack adjustment.
 352
 353 2011-11-04  Georg-Johann Lay  <avr@gjlay.de>
 354
 355         PR target/50931
 356         * config/avr/avr-modes.def: New file defining PSImode.
 357         * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
 358         __UINT24_MAX__): New built-in defines.
 359         * config/avr/avr.md (adjust_len): Add tstpsi, mov24,  reload_in24,
 360         ashlpsi, ashrpsi, lshrpsi.
 361         (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
 362         (MOVMODE): New mode iterator.
 363         (movpsi): New expander.
 364         (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
 365         (*reload_inpsi, *movpsi): New insns.
 366         (*reload_inpsi): New RTL peephole.
 367         (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
 368         *addpsi3_sign_extend.hi): New insns.
 369         (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
 370         *subpsi3_sign_extend.hi): New insns.
 371         (divmodpsi4, udivmodpsi4): New define insn-and-split.
 372         (*divmodpsi4_call, *udivmodpsi4_call): New insns.
 373         (andpsi3, iorpsi3, xorpsi3): New insns.
 374         (*rotlpsi2.1, *rotlpsi2.23): New insns.
 375         (*rotw<mode>): Insn condition only allow even-sized modes.
 376         (*rotb<mode>): Insn condition allows odd-sized modes.
 377         (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
 378         (negpsi2, one_cmplpsi2): New insns.
 379         (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
 380         (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
 381         insn-and-splits.
 382         (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
 383         (cbranchpsi4): New expander.
 384         * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
 385         * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
 386         avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
 387         avr_out_reload_inpsi): New prototypes.
 388
 389         * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
 390         (avr_scalar_mode_supported_p): ...this new static function.
 391         (avr_asm_len): Always return "".
 392         (avr_out_load_psi, avr_out_store_psi): New static functions.
 393         (avr_out_movpsi, avr_out_reload_inpsi): New functions.
 394         (avr_out_tstpsi): New function.
 395         (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
 396         (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
 397         (avr_simplify_comparison_p): Ditto.
 398         (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
 399         ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
 400         ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
 401         (avr_rtx_costs_1): Report PSI costs.
 402         (avr_libcall_value): Handle odd-sized parameters.
 403         (avr_init_builtin_int24): New static function to define built-in
 404         24-bit types __int24 and __uint24.
 405         (avr_init_builtins): Use it.
 406
 407 2011-11-04  Thomas Doerfler <thomas.doerfler@embedded-brains.de>
 408
 409         PR target/50989
 410         * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
 411         support for VFP floating point model.
 412
 413 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 414
 415         * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
 416
 417 2011-11-04  Ira Rosen  <ira.rosen@linaro.org>
 418
 419         Unrevert:
 420         2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
 421
 422         PR tree-optimization/50730
 423         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
 424         analysis if encountered unsupported data-ref.
 425
 426 2011-11-04  Jakub Jelinek  <jakub@redhat.com>
 427
 428         * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
 429         function.
 430         * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
 431         New prototype.
 432         * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
 433         For floatunsv8siv8sf2 require TARGET_AVX2.
 434
 435         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
 436         XORP argument.  Subtract 0x1p31 instead of 0x1p32.  Use normal
 437         signalling comparison instead of non-signalling.  Store into
 438         *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
 439         subtracted and 0 otherwise.
 440         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
 441         Adjust prototype.
 442         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
 443         already for TARGET_SSE2.  Xor in vector initialized by
 444         ix86_expand_adjust_ufix_to_sfix_si at the end.
 445         (vec_pack_ufix_trunc_<mode>): Likewise.
 446
 447         * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
 448         not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
 449         WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
 450         vectorizable_type_demotion and vectorizable_type_promotion did.
 451         Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
 452         is {,un}signed {char,short}.
 453         (vect_create_vectorized_demotion_stmts): Fix comment typo.  For
 454         recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
 455         Push vec_dest back to the vec_dsts vector at the end.
 456         (vect_create_vectorized_promotion_stmts): Don't recurse, do just
 457         one step.  Removed multi_step_cvt, vec_dsts, slp_node and
 458         prev_stmt_info arguments, add vec_dest argument.  Push always
 459         into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
 460         with vec_tmp at the end after freeing old *vec_oprnd0 vector.
 461         (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
 462         (vect_analyze_stmt): Don't call vectorizable_type_demotion and
 463         vectorizable_type_promotion.  Call vectorizable_conversion even
 464         for SLP bb vectorization.
 465         (vect_transform_stmt): Call vectorizable_conversion instead of
 466         vectorizable_type_demotion and vectorizable_type_promotion.
 467         (supportable_widening_operation): Clear *multi_step_cvt first,
 468         simplify c1/c2 computation, free *interm_types vector on failure.
 469         (supportable_narrowing_operation): Clear *multi_step_cvt first,
 470         free *interm_types vector on failure, handle multi-step
 471         FIX_TRUNC_EXPR.
 472
 473 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 474
 475         * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
 476         argument.  Conditionally generate crash debug info.  Adjust
 477         for alpha_funcs_tree removal.
 478         (machine_function): Add links field.
 479         (alpha_start_function): Conditionally generate crash debug info.
 480         (alpha_end_function): Adjust call to alpha_write_linkage.
 481         (alpha_funcs): Remove.
 482         (links_kind): Remove.
 483         (alpha_links): Remove num, target and lkind field.  Add func field.
 484         (alpha_links_tree): Remove.
 485         (alpha_funcs_tree): Remove.
 486         (alpha_need_linkage): Remove.
 487         (alpha_use_linkage): Change prototype.  Adjust.
 488         (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
 489         Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
 490         * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
 491         (alpha_need_linkage): Remove.
 492         * config/alpha/alpha.md: Update calls to alpha_use_linkage.
 493         Adjust calls to alpha_need_linkage.
 494
 495 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 496
 497         * sched-vis.c (print_value): Handle STRICT_LOW_PART.
 498
 499 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 500
 501         * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
 502         rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
 503         btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
 504
 505 2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 506
 507         PR target/50978
 508         * config/arm/t-bpabi: New file.
 509         * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
 510         arm*-*-linux-*eabi.
 511         (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
 512         arm*-*-uclinux*eabi.
 513         (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
 514         for arm*-*-eabi*.
 515
 516 2011-11-03  Michael Matz  <matz@suse.de>
 517
 518         PR bootstrap/50857
 519         * configure.ac: Check for -fno-exceptions -fno-rtti.
 520         * configure: Regenerate.
 521         * Makefile.in (NOEXCEPTION_FLAGS): New flag.
 522         (ALL_CXXFLAGS): Use it.
 523
 524 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 525
 526         * config/i386/i386.md: Use {} for multi-line preparation statements.
 527
 528 2011-11-03  Eric Botcazou  <ebotcazou@adacore.com>
 529
 530         * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
 531         (movtf_insn_sp32): ...this.
 532         (movtf_insn_sp64_no_fpu): Consolidate into...
 533         (movtf_insn_sp64): ...this.
 534         (movtf_insn_sp64_hq): Do not test TARGET_FPU.
 535         * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
 536
 537 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 538
 539         * config/vms/vms.c (vms_patch_builtins): Fix typo.
 540
 541 2011-11-03  Richard Guenther  <rguenther@suse.de>
 542
 543         PR lto/44965
 544         * lto-opts.c: Re-implement.
 545         * lto-streamer.h (lto_register_user_option): Remove.
 546         (lto_read_file_options): Likewise.
 547         (lto_reissue_options): Likewise.
 548         (lto_clear_user_options): Likewise.
 549         (lto_clear_file_options): Likewise.
 550         * opts-global.c (post_handling_callback): Remove.
 551         (set_default_handlers): Do not set post_handling_callback.
 552         (decode_options): Remove LTO specific code.
 553         * lto-wrapper.c (merge_and_complain): New function.
 554         (run_gcc): Read all input file options and
 555         prepend a merged set before the linker driver options.
 556         * gcc.c (driver_post_handling_callback): Remove.
 557         (set_option_handlers): Do not set post_handling_callback.
 558         * opts-common.c (handle_option): Do not call post_handling_callback.
 559         * opts.h (struct cl_option_handlers): Remove post_handling_callback.
 560
 561 2011-11-03  Richard Guenther  <rguenther@suse.de>
 562
 563         * collect2.c (main): Guard object_nbr variable with TARGET_AIX_VERSION.
 564
 565 2011-11-03  Martin Jambor  <mjambor@suse.cz>
 566
 567         * ipa-prop.c (type_change_info): New fields offset, object,
 568         known_current_type and multiple_types_encountered.
 569         (extr_type_from_vtbl_ptr_store): New function.
 570         (check_stmt_for_type_change): Use it, set multiple_types_encountered if
 571         the result is different from the previous one.
 572         (detect_type_change): Renamed to detect_type_change_1. New parameter
 573         comp_type.  Set up new fields in tci, build known type jump
 574         functions if the new type can be identified.
 575         (detect_type_change): New function.
 576         * tree.h (DECL_CONTEXT): Comment new use.
 577
 578 2011-11-03  Richard Guenther  <rguenther@suse.de>
 579
 580         PR lto/48217
 581         * lto-wrapper.c (get_options_from_collect_gcc_options): Properly
 582         decode an encoded literal '.
 583
 584 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 585
 586         * collect2.c (main): Add support of -f (response file) on AIX.
 587
 588 2011-11-03  Ira Rosen  <ira.rosen@linaro.org>
 589
 590         PR tree-optimization/50912
 591         * tree-vectorizer.h (slp_void_p): New.
 592         (struct _slp_tree): Replace left and right with children.  Update
 593         documentation.
 594         (struct _slp_oprnd_info): New.
 595         (vect_get_vec_defs): Declare.
 596         (vect_get_slp_defs): Update arguments.
 597         * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
 598         vect_get_vec_defs instead of vect_get_slp_defs.
 599         (vectorizable_reduction): Likewise.
 600         * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
 601         Update call to vect_get_slp_defs.
 602         (vectorizable_conversion): Update call to vect_get_vec_defs.
 603         (vectorizable_assignment, vectorizable_shift,
 604         vectorizable_operation): Likewise.
 605         (vectorizable_type_demotion): Call vect_get_vec_defs instead of
 606         vect_get_slp_defs.
 607         (vectorizable_type_promotion, vectorizable_store): Likewise.
 608         (vect_analyze_stmt): Fix typo.
 609         * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
 610         (vect_print_slp_tree, vect_mark_slp_stmts,
 611         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
 612         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
 613         vect_schedule_slp_instance): Likewise.
 614         (vect_create_new_slp_node): New.
 615         (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
 616         (vect_get_and_check_slp_defs): Pass information about defs using
 617         oprnds_info, allow any number of operands.
 618         (vect_build_slp_tree): Likewise.  Update calls to
 619         vect_get_and_check_slp_defs.  Fix comments.
 620         (vect_analyze_slp_instance): Move node creation to
 621         vect_create_new_slp_node.
 622         (vect_get_slp_defs): Allow any number of operands.
 623
 624 2011-11-02  Peter Bergner  <bergner@vnet.ibm.com>
 625             Iain Sandoe  <iains@gcc.gnu.org>
 626
 627         * config/rs6000/rs6000.c (USE_HIDDEN_LINKONCE): New define.
 628         (get_ppc476_thunk_name): Use it.
 629         (rs6000_code_end): Likewise.
 630         (macho_branch_islands): Fix typo.
 631
 632 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 633             Jason Merrill  <jason@redhat.com>
 634
 635         PR c++/50810
 636         * configure.ac: Add -Wno-narrowing to warning options.
 637         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
 638
 639 2011-11-02  Eric Botcazou  <ebotcazou@adacore.com>
 640
 641         PR target/50945
 642         * config/sparc/sparc.md (movsf_insn): Reindent constraints.
 643         (movdf_insn_sp32): Likewise.  Remove redundant G constraint.
 644         (movdf_insn_sp64): Likewise.
 645         (DFmode splitter): Do not test TARGET_FPU.
 646         (movtf_insn_sp32): Reindent constraints.
 647         (movtf_insn_sp32_no_fpu): Likewise.
 648         (movtf_insn_sp64): Likewise.
 649         (movtf_insn_sp64_hq): Likewise.
 650         (movtf_insn_sp64_no_fpu): Likewise.
 651
 652 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 653
 654         PR c++/50956
 655         * builtins.c (fold_builtin_memchr): Fix cast.
 656
 657 2011-11-02  Teresa Johnson  <tejohnson@google.com>
 658
 659         * config/i386/predicates.md (promotable_binary_operator): Add minus
 660         to the list of promotable operators.
 661
 662 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 663
 664         * gthr-single.h, gthr.h: Move to ../libgcc.
 665         * gthr-aix.h: Move to ../libgcc/config/rs6000.
 666         * gthr-dce.h: Move to ../libgcc/config/pa.
 667         * gthr-lynx.h: Move to ../libgcc/config.
 668         * gthr-mipssde.h: Move to ../libgcc/config/mips.
 669         * gthr-posix.h: Move to ../libgcc/config.
 670         * gthr-rtems.h: Likewise.
 671         * gthr-tpf.h: Move to ../libgcc/config/s390.
 672         * gthr-vxworks.h: Move to ../libgcc/config.
 673         * gthr-win32.h: Move to ../libgcc/config/i386.
 674         * configure.ac (gthread_flags): Remove
 675         (gthr-default.h): Don't create.
 676         (thread_file): Don't substitute.
 677         * configure: Regenerate.
 678         * Makefile.in (GCC_THREAD_FILE): Remove.
 679         (GTHREAD_FLAGS): Remove.
 680         (libgcc.mvars): Remove GTHREAD_FLAGS.
 681         * config/t-vxworks (EXTRA_HEADERS): Remove.
 682
 683 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 684             Paolo Bonzini  <bonzini@gnu.org>
 685
 686         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 687         * configure: Regenerate.
 688         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 689         (TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
 690         (libgcc_tm.h, cs-libgcc_tm.h): Remove.
 691         (clean): Remove libgcc_tm.h
 692         * mkconfig.sh: Don't include libgcc_tm.h in tm.h.
 693         * config.gcc (libgcc_tm_file): Remove.
 694         (arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
 695         (arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
 696         (arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
 697         (avr-*-rtems*): Likewise.
 698         (avr-*-*): Likewise.
 699         (frv-*-elf): Likewise.
 700         (frv-*-*linux*): Likewise.
 701         (h8300-*-rtems*): Likewise.
 702         (h8300-*-elf*): Likewise.
 703         (i[34567]86-*-darwin*): Likewise.
 704         (x86_64-*-darwin*): Likewise.
 705         (rx-*-elf*): Likewise.
 706         (tic6x-*-elf): Likewise.
 707         (tic6x-*-uclinux): Likewise.
 708         (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
 709
 710 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 711
 712         * Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
 713         (LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
 714         (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
 715         (INCLUDES_FOR_TARGET): Remove.
 716         (LIBGCC2_CFLAGS): Don't export.
 717         (LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
 718         Remove.
 719         (libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
 720         (libgcc.mvars): Likewise.
 721         Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
 722         LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
 723         TARGET_LIBGCC2_CFLAGS.
 724         Emit GTHREAD_FLAGS.
 725         * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
 726         * config/darwin-64.c: Move to ../libgcc/config.
 727         * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
 728         config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
 729         config/udivmodsi4.c: Move to ../libgcc/config.
 730         * config/gthr-posix.c: Move to ../libgcc/config/alpha.
 731         * config/memcmp.c, config/memcpy.c, config/memmove.c,
 732         config/memset.c: Move to ../libgcc/config.
 733         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
 734         * config/t-freebsd: Remove.
 735         * config/t-freebsd-thread: Move to ../libgcc/config.
 736         * config/t-libgcc-pic: Move to ../libgcc/config.
 737         * config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
 738         * config/t-linux: Remove.
 739         * config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 740         Remove.
 741         * config/t-openbsd-thread: Move to ../libgcc/config.
 742         * config/t-rtems (LIBGCC2_INCLUDES): Remove.
 743         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
 744         * config/t-svr4: Remove.
 745         * config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
 746         (LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
 747         * config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
 748         * config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
 749         * config/alpha/t-alpha, config/alpha/t-ieee: Remove.
 750         * config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC): Remove.
 751         * config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
 752         * config/arm/bpabi.c, config/arm/unaligned-funcs.c,
 753         config/arm/fp16.c, config/arm/linux-atomic.c,
 754         config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
 755         * config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
 756         (TARGET_LIBGCC2_CFLAGS): Remove.
 757         * config/arm/t-bpabi, config/arm/t-linux: Remove.
 758         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
 759         (LIB2FUNCS_STATIC_EXTRA): Remove.
 760         * config/arm/t-netbsd: Remove.
 761         * config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
 762         (TARGET_LIBGCC2_CFLAGS): Remove.
 763         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
 764         * config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
 765         (TARGET_LIBGCC2_CFLAGS): Remove.
 766         * config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
 767         (LIBGCC, INSTALL_LIBGCC): Remove.
 768         * config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
 769         * config/bfin/t-bfin-linux: Likewise.
 770         * config/bfin/t-bfin-uclinux: Likewise.
 771         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
 772         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
 773         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
 774         config/c6x/ltf.c: Move to ../libgcc/config/c6x.
 775         * config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA): Remove.
 776         * config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
 777         * config/cris/arit.c: Move to ../libgcc/config/cris.
 778         * config/cris/cris_abi_symbol.c: Remove.
 779         * config/cris/cris.h: Remove obsolete comment.
 780         * config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
 781         * config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
 782         ($(LIB2FUNCS_EXTRA)): Remove.
 783         * config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
 784         (LIBGCC): Remove.
 785         * config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 786         * config/fr30/t-fr30: Remove.
 787         * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
 788         config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
 789         config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
 790         to ../libgcc/config/frv.
 791         * config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 792         (cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
 793         (ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
 794         * config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 795         * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
 796         config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
 797         config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
 798         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 799         (LIBGCC, INSTALL_LIBGCC): Remove.
 800         * config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
 801         * config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
 802         * config/i386/t-cygwin: Remove.
 803         * config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 804         (LIB2FUNCS_EXCLUDE): Remove.
 805         * config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 806         (LIBGCC, INSTALL_LIBGCC): Remove.
 807         * config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
 808         * config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
 809         * config/i386/t-mingw-w32: Likewise.
 810         * config/i386/t-mingw-w64: Likewise.
 811         * config/i386/t-openbsd: Likewise.
 812         * config/i386/t-nto: Remove.
 813         * config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
 814         * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 815         (quadlib.c): Remove.
 816         * config/ia64/t-ia64: Remove comment.
 817         * config/iq2000/lib2extra-funcs.c: Move to
 818         ../libgcc/config/iq2000/lib2funcs.c.
 819         * config/iq2000/t-iq2000: Remove.
 820         * config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
 821         * config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
 822         * config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 823         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
 824         * config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 825         (INSTALL_LIBGCC): Remove.
 826         * config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
 827         * config/m68k/t-floatlib: Remove.
 828         * config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
 829         * config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
 830         Fix typo.
 831         (LIBGCC, INSTALL_LIBGCC): Remove.
 832         * config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
 833         * config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
 834         * config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
 835         * config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 836         (INSTALL_LIBGCC): Remove.
 837         * config/mips/t-isa3264: Likewise.
 838         * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
 839         * config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 840         (INSTALL_LIBGCC): Remove.
 841         * config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
 842         * config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 843         (INSTALL_LIBGCC): Remove.
 844         * config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
 845         (LIB2FUNCS_STATIC_EXTRA): Remove.
 846         * config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
 847         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
 848         * config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
 849         * config/pa/fptr.c, config/pa/linux-atomic.c: Move to
 850         ../libgcc/config/pa.
 851         * config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
 852         * config/pa/quadlib.c: Move to ../libgcc/config/pa.
 853         * config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
 854         * config/pa/t-linux, config/pa/t-linux64: Remove.
 855         * config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
 856         config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
 857         * config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
 858         Remove.
 859         * config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
 860         * config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
 861         (TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
 862         * config/rs6000/crtresfpr.asm: Move to
 863         ../libgcc/config/rs6000/crtresfpr.S.
 864         * config/rs6000/crtresgpr.asm: Move to
 865         ../libgcc/config/rs6000/crtresgpr.S.
 866         * config/rs6000/crtresxfpr.asm: Move to
 867         ../libgcc/config/rs6000/crtresxfpr.S.
 868         * config/rs6000/crtresxgpr.asm: Move to
 869         ../libgcc/config/rs6000/crtresxgpr.S.
 870         * config/rs6000/crtsavfpr.asm: Move to
 871         ../libgcc/config/rs6000/crtsavfpr.S.
 872         * config/rs6000/crtsavgpr.asm: Move to
 873         ../libgcc/config/rs6000/crtsavgpr.S.
 874         * config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
 875         * config/rs6000/darwin-fpsave.asm: Move to
 876         ../libgcc/config/rs6000/darwin-fpsave.S.
 877         * config/rs6000/darwin-gpsave.asm: Move to
 878         ../libgcc/config/rs6000/darwin-gpsave.S.
 879         * config/rs6000/darwin-tramp.asm: Move to
 880         ../libgcc/config/rs6000/darwin-tramp.S.
 881         * config/rs6000/darwin-vecsave.asm: Move to
 882         ../libgcc/config/rs6000/darwin-vecsave.S.
 883         * config/rs6000/darwin-world.asm: Move to
 884         ../libgcc/config/rs6000/darwin-world.S.
 885         * config/rs6000/e500crtres32gpr.asm: Move to
 886         ../libgcc/config/rs6000/e500crtres32gpr.S.
 887         * config/rs6000/e500crtres64gpr.asm: Move to
 888         ../libgcc/config/rs6000/e500crtres64gpr.S.
 889         * config/rs6000/e500crtres64gprctr.asm: Move to
 890         ../libgcc/config/rs6000/e500crtres64gprctr.S.
 891         * config/rs6000/e500crtrest32gpr.asm: Move to
 892         ../libgcc/config/rs6000/e500crtrest32gpr.S.
 893         * config/rs6000/e500crtrest64gpr.asm: Move to
 894         ../libgcc/config/rs6000/e500crtrest64gpr.S.
 895         * config/rs6000/e500crtresx32gpr.asm: Move to
 896         ../libgcc/config/rs6000/e500crtresx32gpr.S.
 897         * config/rs6000/e500crtresx64gpr.asm: Move to
 898         ../libgcc/config/rs6000/e500crtresx64gpr.S.
 899         * config/rs6000/e500crtsav32gpr.asm: Move to
 900         ../libgcc/config/rs6000/e500crtsav32gpr.S.
 901         * config/rs6000/e500crtsav64gpr.asm: Move to
 902         ../libgcc/config/rs6000/e500crtsav64gpr.S.
 903         * config/rs6000/e500crtsav64gprctr.asm: Move to
 904         ../libgcc/config/rs6000/e500crtsav64gprctr.S.
 905         * config/rs6000/e500crtsavg32gpr.asm: Move to
 906         ../libgcc/config/rs6000/e500crtsavg32gpr.S.
 907         * config/rs6000/e500crtsavg64gpr.asm: Move to
 908         ../libgcc/config/rs6000/e500crtsavg64gpr.S.
 909         * config/rs6000/e500crtsavg64gprctr.asm: Move to
 910         ../libgcc/config/rs6000/e500crtsavg64gprctr.S.
 911         * config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
 912         * config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 913         (TARGET_LIBGCC2_CFLAGS): Remove.
 914         * config/rs6000/t-aix52: Likewise.
 915         * config/rs6000/t-darwin: Remove.
 916         * config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
 917         (LIB2FUNCS_EXTRA): Remove.
 918         * config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
 919         * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
 920         * config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
 921         (INSTALL_LIBGCC): Remove.
 922         * config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
 923         (LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
 924         (crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
 925         (INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
 926         ($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext))
 927         ($(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
 928         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
 929         (LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
 930         * config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
 931         * config/rs6000/t-vxworks: Remove comment.
 932         * config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
 933         * config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
 934         * config/sh/linux-atomic.asm: Move to
 935         ../libgcc/config/sh/linux-atomic.S.
 936         * config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
 937         * config/sh/t-netbsd: Remove.
 938         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 939         Remove.
 940         * config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
 941         * config/sparc/t-leon: Likewise.
 942         * config/sparc/t-leon3: Likewise.
 943         * config/sparc/t-linux64: Likewise.
 944         * config/sparc/t-netbsd64: Fix typo.
 945         Remove comment.
 946         * config/spu/divmodti4.c, config/spu/divv2df3.c,
 947         config/spu/float_disf.c, config/spu/float_unsdidf.c,
 948         config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
 949         config/spu/mfc_multi_tag_release.c,
 950         config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
 951         config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
 952         config/spu/multi3.c: Move to ../libgcc/config/spu.
 953         * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
 954         (LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
 955         (INSTALL_LIBGCC): Remove.
 956         * config/stormy16/stormy16-lib2.c: Move to
 957         ../libgcc/config/stormy16/lib2.c.
 958         * config/stormy16/stormy16-lib2-ashlsi3.c: Move to
 959         ../libgcc/config/stormy16/ashlsi3.c.
 960         * config/stormy16/stormy16-lib2-ashrsi3.c: Move to
 961         ../libgcc/config/stormy16/ashrsi3.c.
 962         * config/stormy16/stormy16-lib2-clzhi2.c: Move to
 963         ../libgcc/config/stormy16/clzhi2.c.
 964         * config/stormy16/stormy16-lib2-cmpsi2.c: Move to
 965         ../libgcc/config/stormy16/cmpsi2.c.
 966         * config/stormy16/stormy16-lib2-ctzhi2.c: Move to
 967         ../libgcc/config/stormy16/ctzhi2.c.
 968         * config/stormy16/stormy16-lib2-divsi3.c: Move to
 969         ../libgcc/config/stormy16/divsi3.c.
 970         * config/stormy16/stormy16-lib2-ffshi2.c: Move to
 971         ../libgcc/config/stormy16/ffshi2.c.
 972         * config/stormy16/stormy16-lib2-lshrsi3.c: Move to
 973         ../libgcc/config/stormy16/lshrsi3.c.
 974         * config/stormy16/stormy16-lib2-modsi3.c: Move to
 975         ../libgcc/config/stormy16/modsi3.c.
 976         * config/stormy16/stormy16-lib2-parityhi2.c: Move to
 977         ../libgcc/config/stormy16/parityhi2.c.
 978         * config/stormy16/stormy16-lib2-popcounthi2.c: Move to
 979         ../libgcc/config/stormy16/popcounthi2.c.
 980         * config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
 981         ../libgcc/config/stormy16/ucmpsi2.c.
 982         * config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
 983         ../libgcc/config/stormy16/udivmodsi4.c.
 984         * config/stormy16/stormy16-lib2-udivsi3.c: Move to
 985         ../libgcc/config/stormy16/udivsi3.c.
 986         * config/stormy16/stormy16-lib2-umodsi3.c: Move to
 987         ../libgcc/config/stormy16/umodsi3.c.
 988         * config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
 989         * config/v850/t-v850 (INSTALL_LIBGCC): Remove.
 990         * config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
 991         * config/xtensa/t-elf: Remove.
 992         * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
 993         * config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
 994         from tmake_file.
 995         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
 996         *-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
 997         (*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
 998         (*-*-openbsd*): Likewise.
 999         Remove t-openbsd-thread for posix threads.
1000         (alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee from tmake_file.
1001         (alpha*-*-freebsd*): Likewise.
1002         (alpha*-*-netbsd*): Likewise.
1003         (alpha*-*-openbsd*): Likewise.
1004         (alpha64-dec-*vms*): Likewise.
1005         (alpha*-dec-*vms*): Likewise.
1006         (arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
1007         (arm*-*-linux*): Remove t-linux from tmake_file.
1008         Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
1009         (arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
1010         arm*-*-uclinux*eabi.
1011         (arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
1012         tmake_file for arm*-*-eabi*.
1013         (fr30-*-elf): Remove tmake_file.
1014         (hppa*64*-*-linux*): Remove tmake_file.
1015         (hppa*-*-linux*): Likewise.
1016         (hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
1017         tmake_file.
1018         (hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
1019         (hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
1020         tmake_file.
1021         (i[34567]86-*-elf*): Remove tmake_file.
1022         (x86_64-*-elf*): Likewise.
1023         (i[34567]86-*-nto-qnx*): Likewise.
1024         (i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
1025         (i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
1026         from tmake_file if using win32 threads.
1027         (iq2000*-*-elf*): Remove tmake-file.
1028         (microblaze*-linux*): Likewise.
1029         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
1030         (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
1031         (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
1032         (sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
1033         sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
1034         (xtensa*-*-elf*): Remove tmake_file.
1035
1036 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1037
1038         * Makefile.in (LIB1ASMSRC): Don't export.
1039         (libgcc.mvars): Don't emit LIB1ASMFUNCS, LIB1ASMSRC.
1040         * config/arm/arm.c: Update lib1funcs.asm filename.
1041         * config/arm/linux-eabi.h: Likewise.
1042         * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
1043         config/arm/ieee754-df.S, config/arm/ieee754-sf.S: Move to
1044         ../libgcc/config/arm.
1045         * config/arm/lib1funcs.asm: Move to ../libgcc/config/arm/lib1funcs.S.
1046         * config/arm/t-arm (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1047         * config/arm/t-arm-elf (LIB1ASMFUNCS): Remove.
1048         * config/arm/t-bpabi: Likewise.
1049         * config/arm/t-linux (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1050         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Remove.
1051         * config/arm/t-strongarm-elf: Likewise.
1052         * config/arm/t-symbian: Likewise.
1053         * config/arm/t-vxworks: Likewise.
1054         * config/arm/t-wince-pe: Likewise.
1055         * config/avr/libgcc.S: Move to ../libgcc/config/avr.
1056         * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1057         * config/bfin/lib1funcs.asm: Move to ../libgcc/config/bfin/lib1funcs.S.
1058         * config/bfin/t-bfin: Remove.
1059         * config/bfin/t-bfin-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1060         * config/bfin/t-bfin-linux: Likewise.
1061         * config/bfin/t-bfin-uclinux: Likewise.
1062         * config/c6x/lib1funcs.asm: Move to ../libgcc/config/c6x/lib1funcs.S.
1063         * config/c6x/t-c6x-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1064         * config/fr30/lib1funcs.asm: Move to ../libgcc/config/fr30/lib1funcs.S.
1065         * config/fr30/t-fr30 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1066         * config/frv/lib1funcs.asm: Move to ../libgcc/config/frv/lib1funcs.S.
1067         * config/frv/t-frv (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1068         * config/h8300/fixunssfsi.c: Update lib1funcs.asm filename.
1069         * config/h8300/lib1funcs.asm: Move to
1070         ../libgcc/config/h8300/lib1funcs.S.
1071         * config/h8300/t-h8300 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1072         * config/i386/cygwin.asm: Move to ../libgcc/config/i386/cygwin.S.
1073         * config/i386/t-cygming (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1074         * config/i386/t-interix: Likewise.
1075         * config/ia64/lib1funcs.asm: Move to ../libgcc/config/ia64/lib1funcs.S.
1076         * config/ia64/t-hpux (LIB1ASMFUNCS, LIBGCC1_TEST): Remove.
1077         * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1078         * config/iq2000/t-iq2000 (LIBGCC1, CROSS_LIBGCC1): Remove.
1079         * config/m32c/m32c.c: Update m32c-lib1.S filename.
1080         * config/m32c/m32c-lib1.S: Move to ../libgcc/config/m32c/lib1funcs.S.
1081         * config/m32c/t-m32c (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1082         * config/m32r/t-linux (CROSS_LIBGCC1, LIBGCC1, LIBGCC1_TEST): Remove.
1083         * config/m68k/lb1sf68.asm: Move to ../libgcc/config/m68k/lb1sf68.S.
1084         * config/m68k/t-floatlib (LIB1ASMSRC, LIB1ASMFUNCS): New file.
1085         * config/mcore/lib1.asm: Move to ../libgcc/config/mcore/lib1funcs.S.
1086         * config/mcore/t-mcore (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1087         * config/mep/mep-lib1.asm: Move to ../libgcc/config/mep/lib1funcs.S.
1088         * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1089         * config/mips/mips16.S: Move to ../libgcc/config/mips.
1090         * config/mips/t-libgcc-mips16: Remove.
1091         * config/mips/t-sr71k (LIBGCC1, CROSS_LIBGCC1): Remove.
1092         * config/pa/milli64.S: Move to ../libgcc/config/pa.
1093         * config/pa/t-linux (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1094         * config/pa/t-linux64: Likewise.
1095         * config/picochip/libgccExtras/fake_libgcc.asm: Move to
1096         ../libgcc/config/picochip/lib1funcs.S.
1097         * config/picochip/t-picochip (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1098         * config/sh/lib1funcs.asm: Move to ../libgcc/config/sh/lib1funcs.S.
1099         * config/sh/lib1funcs.h: Move to ../libgcc/config/sh.
1100         * config/sh/sh.h: Update lib1funcs.asm filename.
1101         * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Remove.
1102         * config/sh/t-netbsd: Likewise.
1103         * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE):
1104         Remove.
1105         * config/sh/t-sh64 (LIB1ASMFUNCS): Remove.
1106         * config/sparc/lb1spc.asm: Move to ../libgcc/config/sparc/lb1spc.S.
1107         * config/sparc/lb1spl.asm: Remove.
1108         * config/sparc/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1109         * config/sparc/t-leon: Likewise.
1110         * config/spu/t-spu-elf (LIBGCC1, CROSS_LIBGCC1): Remove.
1111         * config/v850/lib1funcs.asm: Move to ../libgcc/config/v850/lib1funcs.S.
1112         * config/v850/t-v850 (LIB1ASMSRC, LIB1ASMFUNCS): Remove
1113         * config/vax/lib1funcs.asm: Move to ../libgcc/config/vax/lib1funcs.S.
1114         * config/vax/t-linux: Remove.
1115         * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S: Move to
1116         ../libgcc/config/xtensa.
1117         * config/xtensa/lib1funcs.asm: Move to
1118         ../libgcc/config/xtensa/lib1funcs.S.
1119         * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1120         * config.gcc (bfin*-rtems*): Remove bfin/t-bfin from tmake_file.
1121         (bfin*-*): Likewise.
1122         (mips64*-*-linux*, mipsisa64*-*-linux*): Remove
1123         mips/t-libgcc-mips16 from tmake_file.
1124         (mips*-*-linux*): Likewise.
1125         (mips*-sde-elf*): Likewise.
1126         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1127         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1128         (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Likewise.
1129         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
1130         (mips-*-elf*, mipsel-*-elf*): Likewise.
1131         (mips64-*-elf*, mips64el-*-elf*): Likewise.
1132         (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
1133         (mips*-*-rtems*): Likewise.
1134         (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
1135         (vax-*-linux*): Remove vax/t-linux from tmake_file.
1136
1137 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1138
1139         * config.gcc (extra_parts): Remove.
1140         (*-*-freebsd*): Remove extra_parts.
1141         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1142         *-*-gnu*, *-*-kopensolaris*-gnu): Likewise.
1143         (*-*-netbsd*): Remove t-libc-ok, t-netbsd from tmake_file.
1144         Remove extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
1145         *-*-netbsdelf[2-9]*.
1146         (*-*-openbsd*): Remove t-libc-ok from tmake_file.
1147         (alpha*-*-linux*): Remove extra_parts.
1148         (alpha*-*-freebsd*): Likewise.
1149         (bfin*-linux-uclibc*): Likewise.
1150         (fr30-*-elf): Likewise.
1151         (moxie-*-elf): Likewise.
1152         (moxie-*-uclinux*): Likewise.
1153         (h8300-*-rtems*): Remove h8300/t-elf from tmake_file.
1154         (h8300-*-elf*): Likewise.
1155         (hppa*64*-*-hpux11*): Remove extra_parts.
1156         (i[34567]86-*-elf*): Remove i386/t-i386elf, i386/t-crtstuff from
1157         tmake_file.
1158         (x86_64-*-elf*): Likewise.
1159         (i[34567]86-*-freebsd*): Remove tmake_file.
1160         (x86_64-*-freebsd*): Likewise.
1161         (x86_64-*-netbsd*): Likewise.
1162         (i[34567]86-*-openbsd2.*, i[34567]86-*openbsd3.[0123]): Remove
1163         t-libc-ok from tmake_file.
1164         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1165         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
1166         i[34567]86-*-kopensolaris*-gnu): Remove i386/t-crtstuff from
1167         tmake_file.
1168         Remove extra_parts.
1169         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
1170         Remove i386/t-crtstuff from tmake_file.
1171         (i[34567]86-*-lynxos*): Likewise.
1172         Remove extra_parts.
1173         (ia64*-*-elf*): Remove extra_parts.
1174         (ia64*-*-freebsd*): Likewise.
1175         (ia64*-*-linux*): Likewise.
1176         (ia64-hp-*vms*): Remove ia64/t-vms from tmake_file.
1177         (m32r-*-elf*): Remove extra_parts.
1178         (m32rle-*-elf*): Likewise.
1179         (m32r-*-rtems*): Likewise.
1180         (m68k-*-elf*, fido-*-elf*): Likewise.
1181         (m68k*-*-openbsd*): Remove t-libc-ok from tmake_file.
1182         (m68k-*-rtems*): Remove extra_parts.
1183         (mep-*-*): Likewise.
1184         (microblaze*-linux*): Likewise.
1185         (mips64*-*-linux*, mipsisa64*-*-linux*): Likewise.
1186         (mips*-*-linux*): Likewise.
1187         (powerpc-*-lynxos*): Likewise.
1188         (s390x-ibm-tpf*): Likewise.
1189         (score-*-elf): Likewise.
1190         Remove tmake_file.
1191         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*, sh[2346lbe]*-*-linux*,
1192         sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*, sh5l*-*-netbsd*,
1193         sh64-*-netbsd*, sh64l*-*-netbsd*): Remove sh/t-elf from tmake_file.
1194         Remove sh/t-superh from tmake_file for sh*-superh-elf.
1195         Remove sh/t-linux64 from tmake_file for sh64*-*-linux*.
1196         (sh-*-rtems*): Remove sh/t-elf from tmake_file.
1197         (sh-wrs-vxworks): Likewise.
1198         (sparc-*-linux*): Remove extra_parts.
1199         (sparc64-*-linux*): Likewise.
1200         (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Likewise.
1201         (xstormy16-*-elf): Likewise.
1202         (xtensa*-*-linux*): Remove xtensa/t-linux from tmake_file.
1203         (am33_2.0-*-linux*): Remove extra_parts.
1204         * configure.ac (extra_parts): Don't substitute.
1205         * configure: Regenerate.
1206         * crtstuff.c: Move to ../libgcc.
1207         * Makefile.in (CRTSTUFF_CFLAGS): Remove.
1208         (EXTRA_PARTS): Remove.
1209         (CRTSTUFF_T_CFLAGS): Remove.
1210         (MOSTLYCLEANFILES): Remove $(EXTRA_PARTS).
1211         (GCC_EXTRA_PARTS): Remove.
1212         (libgcc.mvars): Remove GCC_EXTRA_PARTS, CRTSTUFF_CFLAGS,
1213         CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S.
1214         Emit GCC_CFLAGS, INHIBIT_LIBC_CFLAGS.
1215         ($(T)crtbegin.o, $(T)crtend.o, $(T)crtbeginS.o, $(T)crtendS.o)
1216         ($(T)crtbeginT.o): Remove.
1217         * config/alpha/t-vms (EXTRA_PARTS): Remove.
1218         ($(T)vms-dwarf2.o, $(T)vms-dwarf2eh.o): Remove.
1219         * config/alpha/vms-dwarf2.asm: Move to
1220         ../libgcc/config/alpha/vms-dwarf2.S.
1221         * config/alpha/vms-dwarf2eh.asm: Move to
1222         ../libgcc/config/alpha/vms-dwarf2eh.S.
1223         * config/arm/crti.asm: Move to ../libgcc/config/arm/crti.S.
1224         * config/arm/crtn.asm: Move to ../libgcc/config/arm/crtn.S.
1225         * config/arm/t-arm-elf (EXTRA_MULTILIB_PARTS): Remove.
1226         ($(T)crti.o, $(T)crtn.o): Remove.
1227         * config/arm/t-linux: Remove comment.
1228         * config/arm/t-linux-eabi (EXTRA_MULTILIB_PARTS): Remove.
1229         * config/arm/t-strongarm-elf (EXTRA_MULTILIB_PARTS): Remove.
1230         ($(T)crti.o, $(T)crtn.o): Remove.
1231         * config/arm/t-symbian (EXTRA_MULTILIB_PARTS): Remove.
1232         * config/bfin/crti.s: Move to ../libgcc/config/bfin/crti.S.
1233         * config/bfin/crtn.s: Move to ../libgcc/config/bfin/crtn.S.
1234         * config/bfin/crtlibid.s: Move to ../libgcc/config/bfin/crtlibid.S.
1235         * config/bfin/t-bfin (EXTRA_PARTS): Remove.
1236         ($(T)crti.o, $(T)crtn.o): Remove.
1237         * config/bfin/t-bfin-elf (CRTSTUFF_T_CFLAGS): Remove.
1238         ($(T)crti.o, $(T)crtn.o, $(T)crtlibid.o): Remove
1239         (EXTRA_MULTILIB_PARTS): Remove.
1240         * config/bfin/t-bfin-linux (CRTSTUFF_T_CFLAGS,
1241         EXTRA_MULTILIB_PARTS): Remove.
1242         * config/bfin/t-bfin-uclinux (CRTSTUFF_T_CFLAGS): Remove.
1243         ($(T)crtlibid.o): Remove.
1244         (EXTRA_MULTILIB_PARTS): Remove.
1245         * config/c6x/crti.s: Move to ../libgcc/config/c6x/crti.S.
1246         * config/c6x/crtn.s: Move to ../libgcc/config/c6x/crtn.S.
1247         * config/c6x/t-c6x-elf ($(T)crti.o, $(T)crtn.o): Remove.
1248         (EXTRA_MULTILIB_PARTS): Remove.
1249         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1250         * config/c6x/t-c6x-uclinux (CRTSTUFF_T_CFLAGS,
1251         CRTSTUFF_T_CFLAGS_S): Remove.
1252         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Remove.
1253         * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1254         * config/fr30/crti.asm: Move to ../libgcc/config/fr30/crti.S.
1255         * config/fr30/crtn.asm: Move to ../libgcc/config/fr30/crtn.S.
1256         * config/fr30/t-fr30 ($(T)crti.o, $(T)crtn.o): Remove.
1257         * config/frv/frvbegin.c, config/frv/frvend.c: Move to
1258         ../libgcc/config/frv.
1259         * config/frv/t-frv (EXTRA_MULTILIB_PARTS): Remove.
1260         (FRVSTUFF_CFLAGS, $(T)frvbegin$(objext), $(T)frvend$(objext)): Remove.
1261         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1262         (CRTSTUFF_T_CFLAGS): Remove.
1263         * config/h8300/crti.asm: Move to ../libgcc/config/h8300/crti.S.
1264         * config/h8300/crtn.asm: Move to ../libgcc/config/h8300/crtn.S.
1265         * config/h8300/t-elf: Remove.
1266         * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
1267         Move to ../libgcc/config/i386.
1268         * config/i386/t-crtstuff: Remove.
1269         * config/i386/t-i386elf: Remove.
1270         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1271         * config/i386/t-nto (CRTSTUFF_T_CFLAGS, EXTRA_PARTS): Remove.
1272         * config/ia64/crtbegin.asm: Move to ../libgcc/config/ia64/crtbegin.S.
1273         * config/ia64/crtend.asm: Move to ../libgcc/config/ia64/crtend.S.
1274         * config/ia64/crti.asm: Move to ../libgcc/config/ia64/crti.S.
1275         * config/ia64/crtn.asm: Move to ../libgcc/config/ia64/crtn.S.
1276         * config/ia64/t-vms: Remove.
1277         * config/ia64/vms-crtinit.asm: Move to
1278         ../libgcc/config/ia64/vms-crtinit.S.
1279         * config/m32c/t-m32c (EXTRA_MULTILIB_PARTS): Remove.
1280         * config/m32r/initfini.c: Move to ../libgcc/config/m32r.
1281         * config/m32r/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1282         * config/m32r/t-m32r (CRTSTUFF_T_CFLAGS): Remove.
1283         ($(T)crtinit.o, $(T)crtfini.o): Remove.
1284         (m32rx, m32r2): Remove.
1285         (EXTRA_MULTILIB_PARTS): Remove.
1286         * config/m68k/crti.s: Move to ../libgcc/config/m68k/crti.S.
1287         * config/m68k/crtn.s: Move to ../libgcc/config/m68k/crtn.S.
1288         * config/m68k/t-crtstuff: Remove.
1289         * config/m68k/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1290         * config/m68k/t-m68kelf: Remove.
1291         * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Remove.
1292         * config/mcore/crti.asm: Move to ../libgcc/config/mcore/crti.S.
1293         * config/mcore/crtn.asm: Move to ../libgcc/config/mcore/crtn.S.
1294         * config/mcore/t-mcore ($(T)crti.o, $(T)crtn.o): Remove.
1295         (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1296         * config/mep/t-mep (CRTSTUFF_CFLAGS): Remove.
1297         (EXTRA_MULTILIB_PARTS): Remove.
1298         * config/microblaze/crti.s: Move to ../libgcc/config/microblaze/crti.S.
1299         * config/microblaze/crtn.s: Move to ../libgcc/config/microblaze/crtn.S.
1300         * config/microblaze/t-microblaze (EXTRA_MULTILIB_PARTS,
1301         EXTRA_PARTS): Remove.
1302         ($(T)crti$(objext), $(T)crtn$(objext)): Remove.
1303         * config/mips/crti.asm: Move to ../libgcc/config/mips/crti.S.
1304         * config/mips/crtn.asm: Move to ../libgcc/config/mips/crtn.S.
1305         * config/mips/t-elf (CRTSTUFF_T_CFLAGS): Remove.
1306         ($(T)crti.o, $(T)crtn.o): Remove.
1307         (EXTRA_MULTILIB_PARTS): Remove.
1308         * config/mips/t-isa3264: Likewise.
1309         * config/mips/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1310         * config/mips/t-r3900 (EXTRA_MULTILIB_PARTS): Remove.
1311         (CRTSTUFF_T_CFLAGS): Remove.
1312         * config/mips/t-sde (CRTSTUFF_T_CFLAGS): Remove.
1313         ($(T)crti.o, $(T)crtn.o): Remove.
1314         (EXTRA_MULTILIB_PARTS): Remove.
1315         * config/mips/t-sr71k (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS):
1316         Remove.
1317         ($(T)crti.o, $(T)crtn.o): Remove.
1318         * config/mips/t-st (EXTRA_MULTILIB_PARTS): Remove.
1319         * config/mips/t-vr (CRTSTUFF_T_CFLAGS): Remove.
1320         (EXTRA_MULTILIB_PARTS): Remove.
1321         ($(T)crti.o, $(T)crtn.o): Remove.
1322         * config/mmix/crti.asm: Move to ../libgcc/config/crti.S.
1323         * config/mmix/crtn.asm: Move to ../libgcc/config/crtn.S.
1324         * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Remove.
1325         * config/moxie/crti.asm, config/moxie/crtn.asm: Remove.
1326         * config/pa/stublib.c: Move to libgcc/config/pa.
1327         * config/pa/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1328         * config/pa/t-linux64 (CRTSTUFF_T_CFLAGS_S): Remove.
1329         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1330         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1331         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1332         ($(T)libgcc_stub.a): Remove.
1333         * config/pa/t-pa64 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1334         (rfi-stub.o, dfi-stub.o, cxaf-stub.o, jvrc-stub.o)
1335         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1336         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1337         ($(T)libgcc_stub.a): Remove.
1338         * config/rs6000/eabi-cn.asm: Move to
1339         ../../../libgcc/config/rs6000/eabi-cn.S.
1340         * config/rs6000/eabi-ci.asm: Move to
1341         ../../../libgcc/config/rs6000/eabi-ci.S.
1342         * config/rs6000/sol-ci.asm: Move to
1343         ../../../libgcc/config/rs6000/sol-ci.S.
1344         * config/rs6000/sol-cn.asm: Move to
1345         ../../../libgcc/config/rs6000/sol-cn.S.
1346         * config/rs6000/t-lynx (EXTRA_MULTILIB_PARTS): Remove.
1347         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1348         * config/rs6000/t-netbsd (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
1349         Remove.
1350         (EXTRA_MULTILIB_PARTS): Remove.
1351         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Remove.
1352         (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
1353         ($(T)ecrti$(objext), $(T)ecrtn$(objext), $(T)ncrti$(objext),
1354         ($(T)ncrtn$(objext)): Remove.
1355         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1356         * config/rs6000/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1357         * config/rx/t-rx (EXTRA_MULTILIB_PARTS): Remove.
1358         * config/score/crti.asm: Move to ../libgcc/config/score/crti.S.
1359         * config/score/crtn.asm: Move to ../libgcc/config/score/crtn.S.
1360         * config/score/t-score-elf: Remove.
1361         * config/sh/crt1.asm: Move to ../libgcc/config/sh/crt1.S.
1362         * config/sh/crti.asm: Move to ../libgcc/config/sh/crti.S.
1363         * config/sh/crtn.asm: Move to ../libgcc/config/sh/crtn.S.
1364         * config/sh/lib1funcs-4-300.asm: Move to
1365         ../../../libgcc/config/sh/lib1funcs-4-300.S.
1366         * config/sh/lib1funcs-Os-4-200.asm: Move to
1367         ../libgcc/config/sh/lib1funcs-Os-4-200.S.
1368         * config/sh/t-elf: Remove.
1369         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1370         * config/sh/t-linux64: Remove.
1371         * config/sh/t-netbsd (EXTRA_MULTILIB_PARTS): Remove.
1372         * config/sh/t-sh ($(T)crt1.o, $(T)crti.o, $(T)crtn.o): Remove.
1373         (IC_EXTRA_PARTS, OPT_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1374         ($(T)ic_invalidate_array_4-100.o)
1375         ($(T)libic_invalidate_array_4-100.a)
1376         ($(T)ic_invalidate_array_4-200.o)
1377         ($(T)libic_invalidate_array_4-200.a, $(T)ic_invalidate_array_4a.o)
1378         ($(T)libic_invalidate_array_4a.a, $(T)sdivsi3_i4i-Os-4-200.o)
1379         ($(T)udivsi3_i4i-Os-4-200.o, $(T)unwind-dw2-Os-4-200.o)
1380         ($(T)libgcc-Os-4-200.a, $(T)div_table-4-300.o)
1381         ($(T)libgcc-4-300.a): Remove.
1382         * config/sh/t-superh: Remove.
1383         * config/sh/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1384         * config/sparc/t-linux64 (CRTSTUFF_T_CFLAGS): Remove.
1385         * config/spu/cache.S: Move to ../libgcc/config/spu.
1386         * config/spu/cachemgr.c: Move to ../libgcc/config/spu.
1387         * config/spu/t-spu-elf (CRTSTUFF_T_CFLAGS): Remove.
1388         (EXTRA_MULTILIB_PARTS): Remove.
1389         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o, $(T)libgcc_%.a): Remove.
1390         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache32k.o)
1391         ($(T)cache64k.o, $(T)cache128k.o): Remove.
1392         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Remove.
1393         * config/t-libc-ok: Remove.
1394         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1395         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Remove.
1396         * config/t-netbsd: Remove.
1397         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Remove.
1398         * config/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1399         * config/vms/t-vms (VMS_EXTRA_PARTS): Remove.
1400         ($(T)vcrt0.o, $(T)pcrt0.o): Remove.
1401         * config/vms/vms-ucrt0.c: Move to ../libgcc/config/vms.
1402         * config/xtensa/crti.asm: Move to ../libgcc/config/xtensa/crti.S.
1403         * config/xtensa/crtn.asm: Move to ../libgcc/config/xtensa/crtn.S.
1404         * config/xtensa/t-elf (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1405         (EXTRA_MULTILIB_PARTS): Remove.
1406         * config/xtensa/t-linux: Remove.
1407         * config/xtensa/t-xtensa ($(T)crti.o, $(T)crtn.o): Remove.
1408
1409 2011-11-02  Uros Bizjak  <ubizjak@gmail.com>
1410
1411         * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_CVTTPD2DQ256]: Use
1412         CODE_FOR_fix_truncv4dfv4si2, not CODE_FOR_fix_truncv4sfv4si2.
1413
1414 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1415
1416         PR translation/45116
1417         * Makefile.in (slibdir): Remove, don't export.
1418         (SHLIB_NM_FLAGS): Remove.
1419         (libgcc.mvars): Don't emit SHLIB_LINK, SHLIB_INSTALL,
1420         SHLIB_DLLDIR, SHLIB_EXT, SHLIB_MKMAP, SHLIB_MKMAP_OPTS,
1421         SHLIB_MAPFILES, SHLIB_NM_FLAGS.
1422         (DRIVER_DEFINES): Test SHLIB instead of SHLIB_LINK.
1423         (gcc.o): Pass SHLIB instead of SHLIB_LINK.
1424         (gccspec.o): Likewise.
1425         (installdirs): Don't create $(DESTDIR)$(slibdir).
1426         * configure.ac (slibdir): Remove.
1427         * configure: Regenerate.
1428         * libgcc-libsystem.ver: Move to ../libgcc/config.
1429         * mkmap-flat.awk, mkmap-symver.awk: Move to ../libgcc.
1430         * config/libgcc-glibc.ver: Move to ../libgcc/config.
1431         * config/t-libunwind (SHLIB_LC): Remove.
1432         * config/t-linux (SHLIB_MAPFILES): Remove.
1433         * config/t-slibgcc-dummy: Rename to config/t-slibgcc.
1434         * config/t-slibgcc-elf-ver: Remove.
1435         * config/t-slibgcc-libgcc, config/t-slibgcc-nolc-override: Move to
1436         ../libgcc/config.
1437         * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: Move
1438         to ../libgcc/config/alpha.
1439         * config/alpha/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1440         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_SYMVEC,
1441         SHLIB_SYMVECX2, SHLIB_LINK): Remove.
1442         * config/arm/libgcc-bpabi.ver: Move to ../libgcc/config/arm.
1443         * config/arm/t-bpabi (SHLIB_MAPFILES): Remove.
1444         * config/arm/t-netbsd (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME,
1445         SHLIB_OBJS, SHLIB_LINK, SHLIB_INSTALL): Remove.
1446         * config/arm/t-symbian (SHLIB_LC): Remove.
1447         * config/bfin/libgcc-bfin.ver: Move to
1448         ../libgcc/config/bfin/libgcc-glibc.ver.
1449         * config/bfin/t-bfin-linux (SHLIB_MAPFILES): Remove.
1450         * config/c6x/libgcc-c6xeabi.ver: Move to
1451         ../libgcc/config/c6x/libgcc-eabi.ver.
1452         * config/c6x/t-c6x-elf (SHLIB_MAPFILES): Remove.
1453         * config/cris/libgcc.ver: Move to
1454         ../libgcc/config/cris/libgcc-glibc.ver.
1455         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1456         * config/frv/libgcc-frv.ver: Move to ../libgcc/config/frv.
1457         * config/frv/t-linux (SHLIB_MAPFILES): Remove.
1458         * config/i386/darwin-libgcc.10.4.ver: Move to
1459         ../libgcc/config/i386/libgcc-darwin.10.4.ver.
1460         * config/i386/darwin-libgcc.10.5.ver: Move to
1461         ../libgcc/config/i386/libgcc-darwin.10.5.ver.
1462         * config/i386/libgcc-glibc.ver: Move to ../libgcc/config/i386.
1463         * config/i386/t-cygming (SHLIB_EXT, SHLIB_IMPLIB, SHLIB_SOVERSION,
1464         SHLIB_SONAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_DIR, SHLIB_SLIBDIR_QUAL)
1465         SHLIB_PTHREAD_CFLAG, SHLIB_PTHREAD_LDFLAG, SHLIB_LINK,
1466         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MKMAP_OPTS, SHLIB_MAPFILES): Remove.
1467         * config/i386/t-cygwin (SHLIB_LC, SHLIB_EH_EXTENSION,
1468         SHLIB_IMPLIB, SHLIB_SONAME, SHLIB_MKMAP_OPTS): Remove.
1469         * config/i386/t-dlldir, config/i386/t-dlldir-x: Move to
1470         ../libgcc/config/i386.
1471         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Move to
1472         ../libgcc/config/i386.
1473         * config/i386/t-linux: Move to ../libgcc/config/i386.
1474         * config/i386/t-mingw-pthread: Move to ../libgcc/config/i386.
1475         * config/i386/t-mingw-w32 (SHLIB_LC): Remove.
1476         * config/i386/t-mingw-w64: Likewise.
1477         * config/i386/t-mingw32: Remove.
1478         * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: Move
1479         to ../libgcc/config/ia64.
1480         * config/ia64/t-glibc: Remove.
1481         * config/ia64/t-hpux (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL): Remove.
1482         * config/ia64/t-ia64 (SHLIB_MAPFILES): Remove.
1483         * config/ia64/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1484         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_LINK): Remove.
1485         * config/ia64/vms_symvec_libgcc_s.opt: Remove.
1486         * config/m32r/libgcc-glibc.ver: Move to ../libgcc/config/m32r.
1487         * config/m32r/t-linux (SHLIB_MAPFILES): Remove.
1488         * config/m68k/t-slibgcc-elf-ver: Move to ../libgcc/config/m68k.
1489         * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Remove.
1490         * config/pa/t-hpux-shlib: Move to ../libgcc/config/pa/t-slibgcc-hpux.
1491         * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver:
1492         Move to ../libgcc/config/pa.
1493         * config/rs6000/darwin-libgcc.10.4.ver: Move to
1494         ../libgcc/config/rs6000/libgcc-darwin.10.4.ver.
1495         * config/rs6000/darwin-libgcc.10.5.ver: Move to
1496         ../libgcc/config/rs6000/libgcc-darwin.10.5.ver.
1497         * config/rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL,
1498         SHLIB_LIBS, SHLIB_MKMAP, SHLIB_NM_FLAGS, AR_FLAGS_FOR_TARGET): Remove.
1499         * config/rs6000/t-aix52: Likewise.
1500         * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: Move to
1501         ../libgcc/config/sh.
1502         * config/sparc/libgcc-sparc-glibc.ver: Move to
1503         ../libgcc/config/sparc/libgcc-glibc.ver.
1504         * config/sparc/t-linux: Move to ../libgcc/config/sparc.
1505         * config/xtensa/t-linux (SHLIB_MAPFILES): Remove.
1506         * config/xtensa/libgcc-xtensa.ver: Move to
1507         ../libgcc/config/xtensa/libgcc-glibc.ver.
1508         * config.gcc (*-*-freebsd*): Replace t-slibgcc-elf-ver with
1509         t-slibgcc in tmake_file.
1510         Remove t-slibgcc-nolc-override for *-*-freebsd[34],
1511         *-*-freebsd[34].* with pthreads.
1512         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu,
1513         *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Replace
1514         t-slibgcc-elf-ver with t-slibgcc in tmake_file.
1515         (*-*-netbsd*): Likewise.
1516         (*-*-solaris2*): Replace t-slibgcc-dummy with t-slibgcc in tmake_file.
1517         (*-*-*vms*): Add t-slibgcc to tmake_file.
1518         (alpha*-*-linux*): Remove alpha/t-linux from tmake_file.
1519         (alpha*-dec-osf5.1*): Replace t-slibgcc-dummy with t-slibgcc in
1520         tmake_file.
1521         (arm*-*-linux*): Remove t-slibgcc-libgcc from tmake_file for
1522         arm*-*-linux-*eabi.
1523         (bfin*-linux-uclibc*): Replace t-slibgcc-dummy with t-slibgcc in
1524         tmake_file.
1525         (crisv32-*-linux*, cris-*-linux*): Likewise.
1526         (hppa*-*-linux*): Remove t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
1527         pa/t-slibgcc-dwarf-ver from tmake_file.
1528         (hppa[12]*-*-hpux10*): Replace pa/t-hpux-shlib with t-slibgcc in
1529         tmake_file.
1530         Remove pa/t-slibgcc-sjlj-ver, pa/t-slibgcc-dwarf-ver from tmake_file.
1531         (hppa*64*-*-hpux11*): Likewise.
1532         (hppa[12]*-*-hpux11*): Likewise.
1533         (i[34567]86-*-darwin*): Replace t-slibgcc-dummy in t-slibgcc in
1534         tmake_file.
1535         (x86_64-*-darwin*): Likewise.
1536         (i[34567]86-*-cygwin*): Remove tmake_eh_file, tmake_dlldir_file.
1537         Add t-slibgcc to tmake_file.
1538         (i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
1539         Remove i386/t-mingw32 from tmake_file unless x86_64-w64-*,
1540         i[34567]86-w64-*.
1541         Remove i386/t-mingw-pthread from tmake_file.
1542         (ia64*-*-linux*): Remove ia64/t-glibc from tmake_file.
1543         (ia64*-*-hpux*): Add t-slibgcc to tmake_file.
1544         (ia64-hp-*vms*): Likewise.
1545         (m32r-*-linux*): Replace t-slibgcc-elf-ver with t-slibgcc in
1546         tmake_file.
1547         (m32rle-*-linux*): Likewise.
1548         (m68k-*-linux*): Remove m68k/t-slibgcc-elf-ver from tmake_file.
1549         (microblaze*-linux*): Remove t-slibgcc-elf-ver,
1550         t-slibgcc-nolc-override from tmake_file.
1551         (mips-sgi-irix6.5*): Replace t-slibgcc-dummy with t-slibgcc in
1552         tmake_file.
1553         (powerpc-*-darwin*): Likewise.
1554         (powerpc64-*-darwin*): Likewise.
1555         (powerpc-*-freebsd*): Remove t-slibgcc-libgcc from tmake_file.
1556         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
1557         (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
1558         t-slibgcc to tmake_file.
1559         (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
1560         (rs6000-ibm-aix5.2.*, powerpc-ibm-aix5.2.*): Likewise.
1561         (rs6000-ibm-aix5.3.*, powerpc-ibm-aix5.3.*): Likewise.
1562         (rs6000-ibm-aix[6789].*, powerpc-ibm-aix[6789].*): Likewise.
1563         (sparc-*-linux*): Remove sparc/t-linux from tmake_file.
1564         (sparc64-*-linux*): Likewise.
1565         (tic6x-*-uclinux): Replace t-slibgcc-elf-ver with t-slibgcc in
1566         tmake_file.
1567         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1568         x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Remove i386/t-linux
1569         from tmake_file.
1570
1571 2011-11-02  Richard Guenther  <rguenther@suse.de>
1572
1573         PR tree-optimization/50902
1574         * tree-vect-stmts.c (vectorizable_load): Properly convert
1575         an invariant initializer element.
1576
1577 2010-11-02  Richard Guenther  <rguenther@suse.de>
1578
1579         PR tree-optimization/50890
1580         * gimple.h (gimple_fold_call): Remove.
1581         * gimple-fold.c (fold_stmt_1): Move all call related code to ...
1582         (gimple_fold_call): ... here.  Make static.  Update the
1583         cannot-inline flag on direct calls.
1584         * ipa-inline.c (early_inliner): Copy the cannot-inline flag
1585         from the statements to the edges.
1586
1587 2011-11-01  Ian Lance Taylor  <iant@google.com>
1588
1589         * godump.c (struct macro_hash_value): Define.
1590         (macro_hash_hashval): New static function.
1591         (macro_hash_eq, macro_hash_del): New static functions.
1592         (go_define): Use macro_hash_value to store values in macro_hash.
1593         Replace an old value on a redefinition.  Don't print anything to
1594         go_dump_file.
1595         (go_undef): Delete the entry from the hash table.
1596         (go_output_typedef): For an enum, use macro_hash_value, and don't
1597         print anything to go_dump_file.
1598         (go_print_macro): New static function.
1599         (go_finish): Traverse macro_hash with go_print_macro.
1600         (dump_go_spec_init): Update macro_hash creation for macro_hash_value.
1601
1602 2011-11-02  Alan Modra  <amodra@gmail.com>
1603
1604         * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
1605
1606 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
1607
1608         PR c++/44277
1609         * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
1610
1611 2011-11-01  Andrew Stubbs  <ams@codesourcery.com>
1612
1613         * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
1614
1615 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1616
1617         * config/i386/i386.md (splitters for int-float conversion): Use
1618         SUBREG_REG on SUBREGs in splitter constraints.
1619
1620 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1621
1622         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
1623         prototype.
1624         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
1625         function.
1626         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
1627         (ssepackfltmode): New mode attr.
1628         (vec_pack_ufix_trunc_<mode>): New expander.
1629
1630 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1631
1632         PR target/50940
1633         * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
1634         Compare <ssevecmode>mode to V4SFmode, not V4SImode.
1635
1636 2011-11-01  Peter Bergner  <bergner@vnet.ibm.com>
1637
1638         * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
1639         * config/rs6000/476.h: New file.
1640         * config/rs6000/476.opt: Likewise.
1641         * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
1642         (SET_TARGET_LINK_STACK): Likewise.
1643         (TARGET_ASM_CODE_END): Define.
1644         * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
1645         TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
1646         (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
1647         code if TARGET_LINK_STACK.
1648         (rs6000_emit_load_toc_table): Likewise.
1649         (output_function_profiler): Likewise
1650         (macho_branch_islands): Likewise
1651         (machopic_output_stub): Likewise
1652         (get_ppc476_thunk_name): New function.
1653         (rs6000_code_end): Likewise.
1654         * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
1655         Convert to a define_expand.
1656         (load_toc_v4_PIC_1_normal): New define_insn.
1657         (load_toc_v4_PIC_1_476): Likewise.
1658         (load_toc_v4_PIC_1b_normal): Likewise.
1659         (load_toc_v4_PIC_1b_476): Likewise.
1660
1661 2011-11-01  Georg-Johann Lay  <avr@gjlay.de>
1662
1663         PR target/50910
1664         * config/avr/avr.opt (-mbranch-cost=): New option.
1665         * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
1666         * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
1667         * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
1668         (*addhi3_zero_extend1): Remove % in constraint of operand 1.
1669         (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
1670
1671 2011-11-01  Tom de Vries  <tom@codesourcery.com>
1672
1673         PR tree-optimization/50908
1674         * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
1675         before update_vuses, test for 1 predecessor rather than two.
1676         (delete_block_update_dominator_info): New function, part of it factored
1677         out of ...
1678         (replace_block_by): Use delete_block_update_dominator_info.  Call
1679         update_vuses after deleting bb1 and updating dominator info, instead of
1680         before.
1681
1682 2011-11-01  David S. Miller  <davem@davemloft.net>
1683
1684         * config/sparc/sparc.c (vector_init_faligndata): New function.
1685         (sparc_expand_vector_init): Use it for V4HImode on VIS1.
1686
1687         * config/sparc/sparc.c (sparc_expand_vcond): New function.
1688         * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
1689         * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
1690         (vconduv8qiv8qi): Likewise.
1691
1692 2011-11-01  Alexandre Oliva  <aoliva@redhat.com>
1693
1694         PR debug/50869
1695         * cselib.c (cfa_base_preserved_regno): Initialize.
1696         (cselib_expand_value_rtx_1): Don't expand it.
1697         * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
1698         Check it's only zero if result is NULL.
1699
1700 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1701
1702         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
1703         expander.
1704
1705         * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
1706         (sseintvecmodelower): New mode iterator.
1707         (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
1708         (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1709         (floatunsv4siv4sf2): Macroize into...
1710         (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1711
1712 2011-10-31  David S. Miller  <davem@davemloft.net>
1713
1714         * config/sparc/sparc.md (cmask patterns): Allow zero operand.
1715
1716         * dwarf2out.c (cached_next_real_insn): New.
1717         (dwarf2out_end_epilogue): Set it to NULL_RTX.
1718         (dwarf2out_var_location): Remove cached_next_real_insn local static.
1719
1720 2011-10-31  Richard Henderson  <rth@redhat.com>
1721
1722         * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
1723         (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
1724         (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
1725         (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
1726         (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
1727         (floatv4siv4df2): Rename from avx_cvtdq2pd256.
1728         (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
1729         (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
1730         * config/i386/i386.md (splitters for int-float conversion): Likewise.
1731         * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
1732         (bdesc_args): Likewise.
1733         (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
1734         (ix86_vectorize_builtin_conversion): Remove.
1735         (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
1736
1737 2011-10-31  Martin Jambor  <mjambor@suse.cz>
1738
1739         * ipa-prop.c (mark_modified): Moved up in the file.
1740         (is_parm_modified_before_call): Renamed to
1741         is_parm_modified_before_stmt, moved up in the file.
1742         (load_from_unmodified_param): New function.
1743         (compute_complex_assign_jump_func): Also attempt to create pass
1744         through jump functions for values loaded from (addressable)
1745         parameters.
1746
1747 2011-10-31  Jakub Jelinek  <jakub@redhat.com>
1748
1749         * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
1750         in a loop and has different type from op0, cast it to op0's type
1751         before the loop first.  For slp give up.  Don't crash if op1_vectype
1752         is NULL.
1753
1754 2011-10-31  Paul Brook  <paul@codesourcery.com>
1755
1756         * cgraphunit.c: Don't mark clones as static constructors.
1757
1758 2011-10-31  David Edelsohn  <dje.gcc@gmail.com>
1759
1760         * gcc-ar: Do not include stdio.h.
1761
1762 2011-10-31  Diego Novillo  <dnovillo@google.com>
1763
1764         * tree-streamer-out.c (pack_ts_base_value_fields): Emit
1765         TYPE_ADDR_SPACE.
1766         * tree-streamer-in.c (unpack_ts_base_value_fields): Read
1767         TYPE_ADDR_SPACE.
1768
1769 2011-10-30  David S. Miller  <davem@davemloft.net>
1770
1771         * config/sparc/sparc.c (vector_init_bshuffle): New function.
1772         (vector_init_fpmerge): New function.
1773         (sparc_expand_vector_init): Use them to improve non-const cases.
1774
1775         * dwarf2out.c (dwarf2out_var_location): When processing several
1776         consecutive location notes, cache the result of next_real_insn().
1777
1778 2011-10-30  Uros Bizjak  <ubizjak@gmail.com>
1779
1780         * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
1781         avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
1782         (vec_dupv4sf): Remove expander.
1783         (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
1784         (vec_dupv2df): Remove expander.
1785         (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
1786         (*vec_concatv2df): Merge *vec_concatv2df_sse3.
1787         (*vec_dupv4si): Merge *vec_dupv4si_avx.
1788         (*vec_dupv2di): Merge *vec_dupv2di_sse3.
1789
1790 2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>
1791
1792         * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
1793         * optabs.c (supportable_convert_operation): New function.
1794         * optabs.h (supportable_convert_operation): New prototype.
1795         * tree-vect-stmts.c (vectorizable_conversion): Change condition and
1796         behavior for NONE modifier case.
1797         * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
1798
1799 2011-10-30  Jakub Jelinek  <jakub@redhat.com>
1800
1801         * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
1802         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
1803         function.
1804         (vect_vect_recog_func_ptrs): Add it.
1805
1806 2011-10-30  David S. Miller  <davem@davemloft.net>
1807
1808         * reorg.c (label_before_next_insn): New function.
1809         (relax_delay_slots): Use it instead of prev_label.
1810         * rtl.h (prev_label): Delete declaration.
1811         * emit-rtl.c (prev_label): Remove.
1812
1813 2011-10-30  Revital Eres  <revital.eres@linaro.org>
1814
1815         * modulo-sched.c (generate_prolog_epilog): Mark prolog and epilog
1816         as BB_DISABLE_SCHEDULE.
1817         (mark_loop_unsched): New function.
1818         (sms_schedule): Call it.
1819
1820 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1821
1822         PR target/50617
1823         * config/pa/protos.h (attr_length_save_restore_dltp): Delete.
1824         (cmpib_comparison_operator): Likewise.
1825         (following_cal, output_and, output_ior, output_move_double,
1826         output_fp_move_double, output_block_move, output_block_clear,
1827         output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
1828         output_movb, output_parallel_movb, output_parallel_addb, output_call,
1829         output_indirect_call, output_millicode_call, output_mul_insn,
1830         output_div_insn, output_mod_insn, singlemove_string,
1831         output_arg_descriptor, output_global_address, print_operand,
1832         legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
1833         fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
1834         emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
1835         hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
1836         attr_length_indirect_call, return_addr_rtx, function_arg_padding,
1837         insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
1838         output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
1839         hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
1840         compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
1841         reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
1842         exported functions and variables with "pa_".
1843         * config/pa/predicates.md: Likewise.
1844         * config/pa/pa64-hpux.h: likewise.
1845         * config/pa/som.h: Likewise.
1846         * config/pa/elf.h: Likewise.
1847         * config/pa/pa64-linux.h: Likewise.
1848         * config/pa/pa.md: Likewise.
1849         * config/pa/pa.c: Likewise.
1850         * config/pa/pa-linux.h: Likewise.
1851         * config/pa/pa.h: Likewise.
1852         * config/pa/constraints.md: Likewise.
1853
1854 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1855
1856         * config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
1857         Update all uses.
1858         (xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
1859         * config/i386/i386.c: Update all uses.
1860
1861 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1862
1863         * config/i386/i386.md (lshlv16qi3): Remove expander.
1864         (lshrv16qi3): New expander.
1865         (<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
1866         using any_shiftrt code iterator. Cleanup.
1867         (ashlv16qi3): Cleanup.
1868         (ashrv2di3): Ditto.
1869
1870 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1871
1872         PR target/50691
1873         * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol
1874         references.
1875         (pa_legitimate_constant_p): Return false for TLS_MODEL_GLOBAL_DYNAMIC
1876         and TLS_MODEL_LOCAL_DYNAMIC symbol references.
1877
1878 2011-10-29  Georg-Johann Lay  <avr@gjlay.de>
1879
1880         PR target/50887
1881         * config/avr/avr.opt (-maccumulate-args): New option.
1882         * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to
1883         avr_starting_frame_offset.
1884         (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args.
1885         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove.
1886         (UNSPECV_WRITE_SP_IRQ_OFF): Remove.
1887         (UNSPECV_WRITE_SP): New constant.
1888         (*addhi3_sp_R): Rewrite to...
1889         (*addhi3_sp): ...this new insn.
1890         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to...
1891         (movhi_sp_r): ...this new insn.
1892         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New.
1893         (avr_starting_frame_offset): New.
1894         * config/avr/avr.c (avr_accumulate_outgoing_args): New function.
1895         (avr_starting_frame_offset): New function.
1896         (avr_outgoing_args_size): New static function.
1897         (avr_initial_elimination_offset): Use it.
1898         (avr_simple_epilogue): Use it.
1899         (avr_asm_function_end_prologue): Use it.
1900         (expand_epilogue): Use it.
1901         (expand_prologue): Use it.  Break out code to...
1902         (avr_prologue_setup_frame): ...this new static function.
1903         (avr_can_eliminate): Allow eliminating to frame pointer if there
1904         is one.
1905         (avr_frame_pointer_required_p): Use frame pointer if target has a
1906         nonlocal label.
1907         * config/avr/constraints.md (R): Remove.
1908         (Csp): New constraint.
1909         * config/avr/predicates.md (avr_sp_immediate_operand): Use it.
1910
1911 2011-10-29  Andi Kleen  <ak@linux.intel.com>
1912
1913         * gcc-ar.c (target_machine): Add.
1914
1915 2011-10-29  Anatoly Sokolov  <aesok@post.ru>
1916
1917         * config/cris/cris.c (reg_ok_for_base_p, reg_ok_for_index_p,
1918         cris_constant_index_p, cris_base_p, cris_index_p,
1919         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p,
1920         cris_legitimate_address_p): New functions.
1921         (TARGET_LEGITIMATE_ADDRESS_P): Define.
1922         (cris_pic_symbol_type, cris_valid_pic_const): Change arguments type
1923         from rtx to const_rtx.
1924         (cris_print_operand_address, cris_address_cost,
1925         cris_side_effect_mode_ok):  Use
1926         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1927         cris_biap_index_p and cris_bdap_index_p.
1928         * config/cris/cris.h (CONSTANT_INDEX_P, BASE_P, BASE_OR_AUTOINCR_P,
1929         BDAP_INDEX_P, BIAP_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1930         REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
1931         (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R, EXTRA_CONSTRAINT_T): Use
1932         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1933         cris_biap_index_p and cris_bdap_index_p.
1934         * config/cris/cris.md (moversideqi movemsideqi peephole2): Use
1935         cris_base_p.
1936         * config/cris/cris-protos.h (cris_constant_index_p, cris_base_p,
1937         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p): New
1938         prototype.
1939         (cris_pic_symbol_type, cris_valid_pic_const): Update prototype.
1940
1941 2011-10-21  Andi Kleen  <ak@linux.intel.com>
1942
1943         * ggc-page (PAGE_ALIGN): Add.
1944         (alloc_page, ggc_pch_total_size, ggc_pch_this_base, ggc_pch_read):
1945         Replace ROUND_UP with PAGE_ALIGN.
1946
1947 2011-10-20  Andi Kleen  <ak@linux.intel.com>
1948
1949         * ggc-page (alloc_anon): Add check argument.
1950         (alloc_page): Add fallback to 1 page allocation.
1951         Adjust alloc_anon calls to new argument.
1952
1953 2011-10-18  Andi Kleen  <ak@linux.intel.com>
1954
1955         * ggc-page (release_pages): First free large continuous
1956         chunks in the madvise path.
1957
1958 2011-10-18  Andi Kleen  <ak@linux.intel.com>
1959
1960         * ggc-page.c (alloc_pages): Always round up entry_size.
1961
1962 2011-10-19  Andi Kleen  <ak@linux.intel.com>
1963
1964         * Makefile.in (MOSTLYCLEANFILES): Add gcc-ar/nm/ranlib.
1965         (native): Add gcc-ar, gcc-nm, gcc-ranlib.
1966         (AR_LIBS, gcc-ar, gcc-ar.o, gcc-ranlib, gcc-ranlib.o,
1967         gcc-nm, gcc-nm.o, gcc-ranlib.c, gcc-nm.c): Add.
1968         (install): Depend on install-gcc-ar.
1969         (install-gcc-ar): Add.
1970         (uninstall): Uninstall gcc-ar, gcc-nm, gcc-ranlib.
1971         * gcc-ar.c: Add new file.
1972
1973 2011-10-28  Pat Haugen <pthaugen@us.ibm.com>
1974
1975         * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
1976         * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
1977         type for V2DF.
1978         (VStype_div): Use vector types for V2DF/V4SF.
1979         (VStype_sqrt): Use *sqrt types.
1980         (VS_spdp_type): Change type to vecdouble.
1981         (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
1982         vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
1983         vsx_xvcvspuxds): Likewise.
1984         (*vsx_fms<mode>4): Set type via <VStype_mul>.
1985         (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
1986         <VStype_simple>.
1987         * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
1988         (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
1989         power7-dsqrt): Correct insn latency.
1990         (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
1991         (power7-veccmp): Delete.
1992         (power7-vecfloat): Correct latency/dispatch/VSU values.
1993         (define_bypass "power7-vecfloat"): Correct latency and types.
1994         (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
1995         (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
1996
1997 2011-10-28  Uros Bizjak  <ubizjak@gmail.com>
1998
1999         * config/i386/i386.md (shift_insn): Rename code attribute from
2000         shiftrt_insn.  Also handle ashift RTX.
2001         (shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
2002         (vshift): New code attribute.
2003         (<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
2004         (any_lshift): Move and rename code iterator from ...
2005         * config/i386/sse.md (lshift): ... here.
2006         (lshift_insn): Remove code attribute.
2007         (lshift): Remove code attribute.
2008         (vlshr<mode>3): Use lshiftrt RTX.
2009         (vashr<mode>3, ashrv16qi3, ashrv2di3): Use ashiftrt RTX.
2010         (vashl<mode>3, ashlv16qi3): Use ashift RTX.
2011         (avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
2012         any_lshift code iterator.  Update asm template.
2013         (<shift_insn><mode>3): Macroize insn from lshr<mode>3 and ashl<mode>3
2014         usign any_lshift code iterator.
2015         * config/i386/mmx.md (mmx_<shift_insn><mode>3): Macroize insn from
2016         mmx_lshr<mode>3 and mmx_ashl<mode>3 usign any_lshift code iterator.
2017         * config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.
2018
2019 2011-10-28  Georg-Johann Lay  <avr@gjlay.de>
2020
2021         PR target/49313
2022         * config/avr/avr.md (parityhi2): Expand allowing pseudos.
2023         (*parityhi2): New pre-reload insn-and-split to map 16-bit parity
2024         to the libgcc insn.
2025         (*parityqihi2): Same for 8-bit parity.
2026
2027 2011-10-28  Julian Brown  <julian@codesourcery.com>
2028
2029         PR rtl-optimization/47918
2030         * reload1.c (set_initial_label_offsets): Use initial offsets
2031         for labels on the nonlocal_goto_handler_labels chain.
2032
2033 2011-10-28  Iain Sandoe  <iains@gcc.gnu.org>
2034
2035         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
2036         Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
2037         (LIB2FUNCS_EXTRA):  Add darwin-gpsave.asm.
2038         (TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
2039         config/t-darwin.
2040         * config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
2041         (GP_SAVE_INLINE): Likewise.
2042         (SAVE_FP_PREFIX,  SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
2043         RESTORE_FP_SUFFIX): Set to empty strings.
2044         * config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
2045         (debug_stack_info): Print savres_strategy.
2046         (rs6000_savres_routine_name): Implement for Darwin.
2047         (rs6000_make_savres_rtx): Adjust used register for Darwin.
2048         (rs6000_emit_prologue): Implement out-of-line saves for Darwin.
2049         (rs6000_output_function_prologue): Don't emit .extern for Mach-O.
2050         (rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
2051         * config/rs6000/darwin-gpsave.asm: New file.
2052
2053 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2054
2055         * config/i386/sse.md (VI4SD_AVX2): Removed.
2056         (VI48_AVX2, VI128_128, VI48_128, VI48_256): New mode iterators.
2057         (vashl<mode>3): Use VI12_128 iterator instead of VI124_128.
2058         Add another expander using VI48_128 iterator for
2059         TARGET_AVX2 || TARGET_XOP and another using VI48_256 iterator
2060         for TARGET_AVX2.
2061         (vlshr<mode>3): Likewise.  Change register_operand predicate to
2062         nonimmediate_operand on last operand in the VI12_128 expander.
2063         (vashr<mode>3): Use VI128_128 iterator instead of VI124_128.
2064         (vashrv4si3, vashrv8si3): New expanders.
2065         (avx2_ashrvv8si, avx2_ashrvv4si, avx2_<lshift>vv8si,
2066         avx2_<lshift>vv2di): Removed.
2067         (avx2_ashrv<mode>): New insn with VI4_AVX2 iterator.
2068         (avx2_<lshift>v<mode>): Macroize using VI48_AVX2
2069         iterator.  Simplify pattern.
2070
2071 2010-10-28  Richard Guenther  <rguenther@suse.de>
2072
2073         PR driver/50876
2074         * lto-wrapper.c (get_options_from_collect_gcc_options):
2075         Properly count arguments.
2076         (run_gcc): Use an obstack to collect argv, properly separate
2077         switches and their arguments.
2078
2079 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2080
2081         * tree-vect-stmts.c (vectorizable_shift): Give up if op1 has different
2082         vector mode from vectype's mode.
2083
2084 2011-10-28  Chung-Lin Tang  <cltang@codesourcery.com>
2085
2086         PR rtl-optimization/49720
2087         * simplify-rtx.c (simplify_relational_operation_1): Detect
2088         infinite recursion condition in "(eq/ne (plus x cst1) cst2)
2089         simplifies to (eq/ne x (cst2 - cst1))" case.
2090
2091 2011-10-27  David S. Miller  <davem@davemloft.net>
2092
2093         * config/sparc/sparc.md (snedi_special): Only match when not VIS3.
2094         (*snedi_zero): Likewise.
2095         (*snedi_zero_trunc): Likewise.
2096         (snedi_special_vis3): New expander.
2097         (*snedi_zero_vis3): New insn.
2098         (*snedi_zero_trunc_vis3): Likewise.
2099         (*sltu_insn_vis3): Likewise.
2100         (*sltu_insn_vis3_trunc): Likewise.
2101         (addxc): Likewise.
2102         (*addxc_trunc_sp64_vis3): Likewise.
2103         * config/sparc/sparc.c (emit_scc_insn): When VIS3 use the
2104         gen_snedi_special_vis3 expander, and try GTU/LTU addx based
2105         sequences on DImode values.
2106
2107         * config/sparc/sparc.md (64-bit vector moves): Use 'e' not 'f'
2108         constraint.
2109
2110         * regcprop.c (copyprop_hardreg_forward_1): Reject the
2111         transformation when we narrow the mode on big endian.
2112
2113 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2114
2115         * config/i386/sse.md (avx_cvtpd2dq256_2, avx_cvttpd2dq256_2,
2116         vec_pack_sfix_trunc_v4df, vec_pack_sfix_v4df): New expanders.
2117         (*avx_cvtpd2dq256_2, *avx_cvttpd2dq256_2): New insns.
2118
2119         * config/i386/i386.c (ix86_print_operand): Handle 'q' and 'x'
2120         overrides for -masm=intel memory.
2121         * config/i386/sse.md (sse2_cvtdq2pd, sse2_cvtps2pd,
2122         sse4_1_<code>v8qiv8hi2, avx2_<code>v8qiv8si2,
2123         sse4_1_<code>v4hiv4si2, avx2_<code>v4hiv4di2,
2124         sse4_1_<code>v2siv2di2): Use %q1 instead of %1 for -masm=intel.
2125         (sse4_1_<code>v4qiv4si2, avx2_<code>v4qiv4di2,
2126         sse4_1_<code>v2hiv2di2): Use %k1 instead of %1 for -masm=intel.
2127         (sse4_1_<code>v2qiv2di2): Use %w1 instead of %1 for -masm=intel.
2128
2129 2011-10-27  Martin Jambor  <mjambor@suse.cz>
2130
2131         * ipa-prop.c (compute_pass_through_member_ptrs): Rename parm_info
2132         to parm_ainfo.
2133         (ipa_compute_jump_functions_for_edge): Likewise.
2134         (ipa_compute_jump_functions): Likewise.
2135         (ipa_analyze_indirect_call_uses): Likewise.
2136         (ipa_analyze_call_uses): Likewise.
2137         (ipa_analyze_params_uses): Likewise.
2138         (ipa_analyze_node): Likewise.
2139
2140 2011-10-27  Uros Bizjak  <ubizjak@gmail.com>
2141
2142         PR target/50875
2143         * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
2144         constraints.  Change alternative 1 to "x,m,1".
2145
2146 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2147
2148         * Makefile.in (build/gencheck.o): Depend on tree.def and
2149         c-family/c-common.def.
2150
2151         * tree-ssa-strlen.c: Include expr.h.
2152         (get_stridx): Don't use c_strlen, instead use string_constant
2153         and compute string length from it.
2154         * Makefile.in (tree-ssa-strlen.o): Depend on $(EXPR_H).
2155
2156 2011-10-27  Eric Botcazou  <ebotcazou@adacore.com>
2157
2158         PR rtl-optimization/46603
2159         PR bootstrap/50879
2160         * reload.c (push_reload): In the out case, restore previous behavior
2161         for subregs that don't have word mode.
2162
2163 2011-10-27  Ian Lance Taylor  <iant@google.com>
2164
2165         * cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if
2166         CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is not.
2167         (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is
2168         defined.
2169
2170 2011-10-27  Richard Henderson  <rth@redhat.com>
2171
2172         * optabs.c (expand_vec_perm): Use the correct mode for scaling the
2173         selector.  Save the qimode constant selector for later use by the
2174         qimode vec_perm pattern.
2175
2176 2011-10-27  Bernd Schmidt  <bernds@codesourcery.com>
2177
2178         * config/c6x/c6x.c (unit_req_imbalance, res_mii): Cast the first arg
2179         to unit_req_factor to the right enum type.
2180         (get_unit_operand_masks, reshuffle_units, try_rename_operands,
2181         hwloop_optimize): Remove unused variables.
2182
2183 2010-10-27  Richard Guenther  <rguenther@suse.de>
2184
2185         PR middle-end/50731
2186         * tree-vect-generic.c (do_binop): Handle scalar operands.
2187
2188 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
2189
2190         PR target/37191
2191         * config/i386/sse.md (*vec_extract_v4sf_mem): Avoid combining registers
2192         from different units in a single alternative.
2193
2194 2011-10-26  David S. Miller  <davem@davemloft.net>
2195
2196         * config/sparc/sparc.c (emit_scc_insn): Force attempt of v9 sequences
2197         if we're comparing DImode and comparison is other than EQ or NE.
2198
2199         * config/sparc/sparc.c (emit_scc_insn): Do not try v9 sequences until
2200         LEU/LTU/GEU/GTU is attempted.
2201         * config/sparc/sparc.md (*neg_snesi_sign_extend): New 64-bit insn
2202         and split.
2203         (*neg_seqsi_sign_extend): Likewise.
2204         (*sltu_extend_sp64, *neg_sltu_extend_sp64, *sgeu_extend_sp64,
2205         *neg_sgeu_extend_sp64): New insns.
2206
2207         * config/sparc/sparc-protos.h (sparc_expand_conditional_move): Declare.
2208         * config/sparc/sparc.md (mov<I:mode>cc, mov<F:mode>cc): Call it.
2209         (*mov<I:mode>_cc_v9): Normalize to expect operand 0 always in operand 4.
2210         (*mov<I:mode>_cc_reg_sp64): Likewise.
2211         (*movsf_cc_v9): Likewise.
2212         (*movsf_cc_reg_sp64): Likewise.
2213         (*movdf_cc_v9): Likewise.
2214         (*movdf_cc_reg_sp64): Likewise.
2215         (*movtf_cc_hq_v9): Likewise.
2216         (*movtf_cc_reg_hq_sp64): Likewise.
2217         (*movtf_cc_v9): Likewise.
2218         (*movtf_cc_reg_sp64): Likewise.
2219         * config/sparc/sparc.c (sparc_expand_conditional_move): New function.
2220         (sparc_print_operand): Delete 'c' and 'd' handling, no longer used.
2221
2222 2011-10-26  Eric Botcazou  <ebotcazou@adacore.com>
2223
2224         * reload.c (reload_inner_reg_of_subreg): Change type of return value
2225         and type of OUTPUT parameter to bool and adjust.  Document MODE and
2226         OUTPUT parameters.  Use HARD_REGISTER_P.  Reorder final condition
2227         and improve associated comment.
2228         (push_reload): Clarify and update comments about reloading of subregs.
2229         Adjust calls to reload_inner_reg_of_subreg.  Compute the class upfront
2230         for the reloading of subregs in the out case as well.
2231
2232 2011-10-26  Alexandre Oliva  <aoliva@redhat.com>
2233
2234         PR debug/50826
2235         * var-tracking.c (rtx_debug_expr_p): New.
2236         (use_type): Don't use debug exprs to track non-VTA variables.
2237
2238 2011-10-26  Jeff Law  <law@redhat.com>
2239
2240         * doc/invoke.texi (sink-frequency-threshold): Document.
2241         * tree-ssa-sink.c: Include params.h.
2242         (select_best_block): New function.
2243         (statement_sink_location): Use it.
2244         * params.def (SINK_FREQUENCY_THRESHOLD): New PARAM.
2245
2246 2011-10-26  Iain Sandoe  <iains@gcc.gnu.org>
2247
2248         PR target/48108
2249         * config/darwin.c (top level): Amend comments concerning LTO output.
2250         (lto_section_num): New variable.  (darwin_lto_section_e): New GTY.
2251         (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
2252         (LTO_NAMES_SECTION): Rename.
2253         (darwin_asm_named_section): Record LTO section counts and switches
2254         in a vec of darwin_lto_section_e.
2255         (darwin_file_start): Remove unused code.
2256         (darwin_file_end): Put an LTO section termination label.  Handle
2257         output of the wrapped LTO sections, index and names table.
2258
2259 2011-10-26  Alan Modra  <amodra@gmail.com>
2260
2261         * config/rs6000/rs6000.c (rs6000_make_savres_rtx): Delete unneeded
2262         declaration.
2263         (rs6000_emit_stack_reset): Only return insn emitted when it adjusts sp.
2264         (rs6000_make_savres_rtx): Rename to rs6000_emit_savres_rtx.  Use
2265         simple_return in pattern, emit instruction, and set jump_label.
2266         (rs6000_emit_prologue): Update for rs6000_emit_savres_rtx.  Use
2267         simple_return rather than return.
2268         (emit_cfa_restores): New function.
2269         (rs6000_emit_epilogue): Emit cfa_restores when flag_shrink_wrap.
2270         Add missing cfa_restores for SAVE_WORLD.  Add missing LR cfa_restore
2271         when using out-of-line gpr restore.  Add missing LR and FP regs
2272         cfa_restores for out-of-line fpr restore.  Consolidate code setting
2273         up cfa_restores.  Formatting.  Use LR_REGNO define.
2274         (rs6000_output_mi_thunk): Use simple_return rather than return.
2275         * config/rs6000/rs6000.md (sibcall*, sibcall_value*): Likewise.
2276         (return_internal*): Likewise.
2277         (any_return, return_pred, return_str): New iterators.
2278         (return, conditional return insns): Provide both return and
2279         simple_return variants.
2280         * config/rs6000/rs6000.h (EARLY_R12, LATE_R12): Define.
2281         (REG_ALLOC_ORDER): Move r12 before call-saved regs when FIXED_R13.
2282         Move r11 and r0 later to suit shrink-wrapping.
2283
2284 2011-10-26  Richard Guenther  <rguenther@suse.de>
2285
2286         * lto-wrapper.c (run_gcc): Properly init/free obstack.
2287
2288 2011-10-26  Jakub Jelinek  <jakub@redhat.com>
2289
2290         * config/i386/i386.md (UNSPEC_VSIBADDR): New.
2291         * config/i386/predicates.md (vsib_address_operand,
2292         vsib_mem_operator): New predicates.
2293         * config/i386/i386.c (ix86_print_operand_address): Handle
2294         UNSPEC_VSIBADDR addresses.
2295         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>,
2296         avx2_gatherdi<mode>256): Adjust expanders to use MEM with
2297         UNSPEC_VSIBADDR address.
2298         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>, *avx2_gatherdi<mode>256):
2299         Adjust insns to use MEM with UNSPEC_VSIBADDR address.
2300
2301 2011-10-26  Tom de Vries  <tom@codesourcery.com>
2302
2303         PR tree-optimization/50763
2304         * tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
2305         phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.
2306
2307 2011-10-26  Richard Guenther  <rguenther@suse.de>
2308
2309         PR lto/41844
2310         * Makefile.in (lto-wrapper): Depend on and link against opts-common.o.
2311         (lto-wrapper.o): Depend on $(OPTS_H) and $(OPTIONS_H).
2312         * lto-wrapper.c (get_options_from_collect_gcc_options): New function.
2313         (run_gcc): Use it.  Filter out language specific options.
2314
2315 2011-10-26  Andreas Tobler  <andreast@fgznet.ch>
2316
2317         * config/i386/freebsd64.h (LINK_SPEC): Emit the same warning as the
2318         32-bit target does.
2319
2320 2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>
2321
2322         PR driver/46617
2323         * gcc.c (main): Fix fatal_error string for translation.
2324
2325 2011-10-25  Ian Lance Taylor  <iant@google.com>
2326
2327         * tree-eh.c (do_return_redirection): Remove return_value_p
2328         parameter.  Change all callers.
2329         (lower_try_finally_nofallthru): Remove local return_val.
2330         (lower_try_finally_onedest): Likewise.
2331         (lower_try_finally_copy): Likewise.
2332         (lower_try_finally_switch): Likewise.
2333
2334 2011-10-25  H.J. Lu  <hongjiu.lu@intel.com>
2335
2336         * config/i386/mmx.md (*mmx_maskmovq): Replace :SI with :P and
2337         remove "&& !TARGET_64BIT"
2338         (*mmx_maskmovq_rex): Removed.
2339
2340 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2341
2342         PR rtl-optimization/46603
2343         * reload.c (push_reload): In the out case, reload the subreg as well
2344         as the reg if it has word mode.
2345
2346 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2347
2348         * dwarf2out.c (add_gnat_descriptive_type_attribute): Temporarily
2349         suppress debug info for the parent type.
2350
2351 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2352
2353         * config/ia64/ia64.c (ia64_profile_hook): Fix thinko.
2354
2355 2011-10-25  Richard Henderson  <rth@redhat.com>
2356
2357         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Remove.
2358         (vec_extract_even<mode>, vec_extract_odd<mode>): Remove.
2359
2360         * config/rs6000/altivec.md (vec_extract_evenv8hi,
2361         vec_extract_evenv16qi, vec_extract_oddv4si,
2362         vec_extract_oddv4sf): Remove.
2363
2364         * config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf,
2365         vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si,
2366         vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2367         vec_interleave_highv4sf, vec_interleave_lowv4sf,
2368         vec_interleave_highv4si, vec_interleave_lowv4si,
2369         vec_interleave_highv8hi, vec_interleave_lowv8hi,
2370         vec_interleave_highv16qi, vec_interleave_lowv16qi): Remove.
2371
2372         * expr.c (expand_expr_real_2) [VEC_EXTRACT_EVEN_EXPR]: Use binop.
2373         [VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR]: Likewise.
2374         [VEC_INTERLEAVE_LOW_EXPR]: Likewise.
2375         * optabs.c (expand_binop): Implement vec_interleave_high_optab,
2376         vec_interleave_low_optab, vec_extract_even_optab,
2377         vec_extract_odd_optab with expand_vec_perm.
2378         (can_vec_perm_for_code_p): New.
2379         * optabs.h: Update.
2380         * tree-vect-data-refs.c (vect_strided_store_supported): Allow for
2381         fallback via can_vec_perm_for_code_p.
2382         (vect_strided_load_supported): Likewise.
2383         * tree-vect-generic.c (expand_vector_operations_1): Never lower
2384         VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR,
2385         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR.
2386
2387         * target.def (vec_perm_const_ok): Change parameters to mode and
2388         array of indicies.
2389         * doc/tm.texi: Rebuild.
2390         * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2391         parameters to mode and array of indicies.
2392         * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Expand operands here.
2393         * optabs.c (can_vec_perm_p): Rename from can_vec_perm_expr_p.
2394         Change parameters to mode and array of indicies.
2395         (expand_vec_perm_1): Rename from expand_vec_perm_expr_1.
2396         (expand_vec_perm): Rename from expand_vec_perm_expr.  Change
2397         parameters to mode and rtx inputs.  Try lowering to QImode
2398         vec_perm_const before trying fully variable permutation.
2399         * optabs.h: Update decls.
2400         * tree-vect-generic.c (lower_vec_perm): Extract array of indices from
2401         VECTOR_CST to pass to can_vec_perm_p.
2402         * tree-vect-slp.c (vect_get_mask_element): Change mask parameter type
2403         from int pointer to unsigned char pointer.
2404         (vect_transform_slp_perm_load): Update for change to can_vec_perm_p.
2405         * tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
2406
2407         * tree.def (VEC_EXTRACT_EVEN_EXPR): Fix typo in text name.
2408         (VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2409         VEC_INTERLEAVE_LOW_EXPR): Likewise.
2410
2411 2011-10-25  Mike Stump  <mikestump@comcast.net>
2412
2413         * reload.c (regno_clobbered_p): Fix typo.
2414
2415 2011-10-25  Dodji Seketeli  <dodji@redhat.com>
2416
2417         * input.c (expand_location): Rewrite using linemap_resolve_location
2418         and linemap_expand_location.  Add a comment.
2419
2420 2011-10-25  Jakub Jelinek  <jakub@redhat.com>
2421
2422         PR tree-optimization/50596
2423         * tree-vect-stmts.c (vect_mark_relevant): Only use
2424         FOR_EACH_IMM_USE_FAST if lhs is SSA_NAME.
2425         (vectorizable_store): If is_pattern_stmt_p look through
2426         VIEW_CONVERT_EXPR on lhs.
2427         * tree-vect-patterns.c (check_bool_pattern, adjust_bool_pattern):
2428         Use unsigned type instead of signed.
2429         (vect_recog_bool_pattern): Optimize also stores into bool memory in
2430         addition to casts from bool to integral types.
2431         (vect_mark_pattern_stmts): If pattern_stmt already has vinfo
2432         created, don't create it again.
2433
2434 2011-10-25  Kai Tietz  <ktietz@redhat.com>
2435
2436         * config/i386/i386.c (ix86_frame_pointer_required): Require
2437         frame-pointer, if setjmp is used for 32-bit ms-abi.
2438
2439 2011-10-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2440
2441         * builtins.c (set_builtin_user_assembler_name): Remove extra
2442         newline added in October 11th, 2011 change.
2443
2444 2011-10-24  David S. Miller  <davem@davemloft.net>
2445
2446         * config/sparc/little-endian.opt: Delete.
2447         * config.gcc: Remove references to config/sparc/little-endian.opt
2448         * doc/invoke.texi: Remove documentation of -mlittl-endian on sparc.
2449         * config/sparc/linux64.h: Delete references to -mlittle-endian.
2450         * config/sparc/netbsd-elf.h: Likewise.
2451         * config/sparc/openbsd64.h: Likewise.
2452         * config/sparc/sparc.h: Likewise.
2453         * config/sparc/sp64-elf.h: Likewise and delete overrides for
2454         BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
2455         * config/sparc/sparc.c (dump_target_flag_bits): Remove reference
2456         to MASK_LITTLE_ENDIAN.
2457         * config/sparc/sparc.opt (Mask(LITTLE_ENDIAN)): Delete.
2458
2459         * config/sparc/sparc.md: Only use F, G, and C constraints in FP insns.
2460         Only use D, Y, and Z constraints in vector insns.
2461
2462         * config/sparc/sparc.md (cpu_feature, enabled): New attributes.
2463         (*movsi_insn_novis3, *movsi_insn_vis3): Consolidate into one pattern
2464         called *movsi_insn.
2465         (*movdi_insn_sp32_v9_novis3, *movdi_insn_sp32_v9_vis3): Consolidate
2466         into *movdi_insn_sp32.
2467         (*movdi_insn_sp64_novis3, *movdi_insn_sp64_vis3): Consolidate into
2468         one pattern called *movdi_insn_sp64.
2469         (*movsf_insn_novis3, *movsf_insn_vis3, *movsf_insn_no_fpu):
2470         Consolidate into one pattern called *movsf_insn.
2471         (*movdf_insn_sp32_no_fpu, *movdf_insn_sp32_v9_novis3,
2472         *movdf_insn_sp32_v9_vis3, *movdf_insn_sp32_v9_no_fpu): Consolidate
2473         into *movdf_insn_sp32.
2474         (*movdf_insn_sp64_novis3, *movdf_insn_sp64_vis3,
2475         *movdf_insn_sp64_no_fpu): Consolidate into one pattern called
2476         *movdf_insn_sp64.
2477         (*zero_extendsidi2_insn_sp64_novis3,
2478         *zero_extendsidi2_insn_sp64_vis3): Consolidate into one pattern
2479         called *zero_extendsidi2_insn_sp64.
2480         (*sign_extendsidi2_insn_novis3, *sign_extendsidi2_insn_vis3):
2481         Consolidate into one pattern named *sign_extendsidi2_insn.
2482         (*mov<VM32:mode>_insn_novis3, *mov<VM32:mode>_insn_vis3):
2483         Consolidate into one pattern named *mov<VM32:mode>_insn.
2484         (*mov<VM64:mode>_insn_sp64_novis3,
2485         *mov<VM64:mode>_insn_sp64_novis3): Consolidate into one pattern
2486         named *mov<VM64:mode>_insn_sp64.
2487         (*mov<VM64:mode>_insn_sp32_novis3,
2488         *mov<VM64:mode>_insn_sp32_vis3): Consolidate into one pattern
2489         named *mov<VM64:mode>_insn_sp32.
2490
2491 2011-10-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2492
2493         * tree-ssa-strlen.c (get_string_length): Change assertion to STPCPY.
2494         (zero_length_string): Change assertion to accept strinfo without
2495         length but with stmt instead.
2496         Set the endptr pointer also if starting a new chain.
2497         (adjust_related_strinfos): Ignore strinfos marked for delayed
2498         length computation.
2499         (handle_builtin_strcpy): Mark earlier strinfo elements also for
2500         delayed length computation.
2501
2502 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2503
2504         PR target/50820
2505         Port from 4.6 branch r180379
2506         * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
2507         handling and indirect jump/calls on devices > 128k.
2508
2509 2011-10-24  Anatoly Sokolov  <aesok@post.ru>
2510             Georg-Johann Lay  <avr@gjlay.de>
2511
2512         PR target/49824
2513         * doc/extend.texi (Declaring Attributes of Functions):
2514         Document OS_main and OS_task attributes.
2515         (Specifying Attributes of Variables): Move up
2516         subsection "AVR Variable Attributes" as of alphabetical order.
2517
2518 2011-10-24  Richard Guenther  <rguenther@suse.de>
2519
2520         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Convert constants
2521         to vector element type.
2522         (vectorizable_assignment): Bail out for non-mode-precision operations.
2523         (vectorizable_shift): Likewise.
2524         (vectorizable_operation): Likewise.
2525         (vectorizable_type_demotion): Likewise.
2526         (vectorizable_type_promotion): Likewise.
2527         (vectorizable_store): Handle non-mode-precision stores.
2528         (vectorizable_load): Handle non-mode-precision loads.
2529         (get_vectype_for_scalar_type_and_size): Return a vector type
2530         for non-mode-precision integers.
2531         * tree-vect-loop.c (vectorizable_reduction): Bail out for
2532         non-mode-precision reductions.
2533
2534 2011-10-24  Julian Brown  <julian@codesourcery.com>
2535
2536         * config/m68k/m68k.c (notice_update_cc): Tighten condition for
2537         setting CC_REVERSED for FP comparisons.
2538
2539 2011-10-24  Richard Guenther  <rguenther@suse.de>
2540
2541         PR tree-optimization/50838
2542         * tree-data-ref.c (dr_analyze_indices): Properly canonicalize
2543         a MEM_REF base if we change it.
2544
2545 2011-10-24  Bernd Schmidt  <bernds@codesourcery.com>
2546
2547         PR bootstrap/50836
2548         * rtlanal.c: Swap includes of "hard-reg-set.h" and "rtl.h".
2549
2550         PR rtl-optimization/50833
2551         * function.c (thread_prologue_and_epilogue_insns): Expect the
2552         return insn optimization only if optimize.
2553
2554 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2555
2556         * config/avr/avr.c: Break long lines.
2557         Define target hooks on the fly if applicable.
2558         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove first definition
2559         overridden later.
2560         (targetm): Move definition to end of file.
2561         (avr_can_eliminate): Make static on the fly.
2562         (avr_frame_pointer_required_p): Ditto.
2563         (avr_hard_regno_scratch_ok): Ditto.
2564         (avr_builtin_setjmp_frame_value): Make static on the fly.
2565         Indent according to coding rules.
2566         (avr_case_values_threshold): Ditto.
2567         (avr_attribute_table): Move down.
2568
2569 2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
2570
2571         PR tree-optimization/50730
2572         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
2573         analysis if encountered unsupported data-ref.
2574
2575 2011-10-23  David S. Miller  <davem@davemloft.net>
2576
2577         * config/sparc/sparc.c (sparc_option_override): Remove -mv8plus
2578         cpu adjustment.
2579         * config/sparc/linux64.h (CC1_SPEC): When defaulting to 64-bit,
2580         append -mcpu=v9 when -mv8plus is given.
2581
2582         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): We can move
2583         between float and non-float regs when VIS3.
2584         * config/sparc/sparc.c (eligible_for_restore_insn): We can't
2585         use a restore when the source is a float register.
2586         (sparc_split_regreg_legitimate): When VIS3 allow moves between
2587         float and integer regs.
2588         (sparc_register_move_cost): Adjust to account for VIS3 moves.
2589         (sparc_preferred_reload_class): On 32-bit with VIS3 when moving an
2590         integer reg to a class containing EXTRA_FP_REGS, constrain to FP_REGS.
2591         (sparc_secondary_reload): On 32-bit with VIS3 when moving between
2592         float and integer regs we sometimes need a FP_REGS class
2593         intermediate move to satisfy the reload.  When this happens
2594         specify an extra cost of 2.
2595         (*movsi_insn): Rename to have "_novis3" suffix and add !VIS3 guard.
2596         (*movdi_insn_sp32_v9): Likewise.
2597         (*movdi_insn_sp64): Likewise.
2598         (*movsf_insn): Likewise.
2599         (*movdf_insn_sp32_v9): Likewise.
2600         (*movdf_insn_sp64): Likewise.
2601         (*zero_extendsidi2_insn_sp64): Likewise.
2602         (*sign_extendsidi2_insn): Likewise.
2603         (*movsi_insn_vis3): New insn.
2604         (*movdi_insn_sp32_v9_vis3): New insn.
2605         (*movdi_insn_sp64_vis3): New insn.
2606         (*movsf_insn_vis3): New insn.
2607         (*movdf_insn_sp32_v9_vis3): New insn.
2608         (*movdf_insn_sp64_vis3): New insn.
2609         (*zero_extendsidi2_insn_sp64_vis3): New insn.
2610         (*sign_extendsidi2_insn_vis3): New insn.
2611         (TFmode reg/reg split): Make sure both REG operands are float.
2612         (*mov<VM32:mode>_insn): Add "_novis3" suffix and !VIS3 guard. Remove
2613         easy constant to integer reg alternatives.
2614         (*mov<VM64:mode>_insn_sp64): Likewise.
2615         (*mov<VM64:mode>_insn_sp32_novis3): Likewise.
2616         (*mov<VM32:mode>_insn_vis3): New insn.
2617         (*mov<VM64:mode>_insn_sp64_vis3): New insn.
2618         (*mov<VM64:mode>_insn_sp32_vis3): New insn.
2619         (VM64 reg<-->reg split): New splitter for 32-bit.
2620
2621         * config/sparc/sparc.c (sparc_split_regreg_legitimate): New function.
2622         * config/sparc/sparc-protos.h (sparc_split_regreg_legitimate):
2623         Declare it.
2624         * config/sparc/sparc.md (DImode reg/reg split): Use it.
2625         (DFmode reg/reg split): Likewise.
2626
2627         * config/sparc/sparc.md (*movdi_insn_sp32_v9): Add alternatives for
2628         generating fzero and fone instructions.
2629         (DImode const_int --> reg splitter): Only trigger for integer regs.
2630
2631         * config/sparc/predicates.md (input_operand): Disallow vector
2632         constants other than 0 and -1.
2633         * config/sparc/sparc.c (sparc_preferred_reload_class): Return
2634         NO_REGS for vector constants other than 0 and -1.
2635
2636         * config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
2637         SPARC_INT_REG_P): Define.
2638         (HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
2639         (REGNO_OK_FOR_INDEX_P): Likewise.
2640         * config/sparc/sparc.c (gen_df_reg): Likewise.
2641         (eligible_for_return_delay): Likewise.
2642         (eligible_for_sibcall_delay): Likewise.
2643         (sparc_legitimate_address_p): Likewise.
2644         (emit_save_or_restore_regs): Likewise.
2645         (registers_ok_for_ldd_peep): Likewise.
2646         * config/spac/sparc.md (DI mode splitters): Likewise.
2647         (SF mode const splitters): Likewise.
2648         (DF mode splitters): Likewise.
2649         (32-bit DI mode logical op splitters): Likewise.
2650
2651 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2652
2653         PR c++/50841
2654         Revert:
2655         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2656
2657         PR c++/50810
2658         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2659
2660 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2661
2662         * config/i386/sse.md (avx2_lshl<mode>3): Remove insn pattern.
2663         (VI248_256): Remove mode iterator.
2664         * config/i386/i386.c (ix86_expand_vec_perm): Use gen_ashlv4di3
2665         instead of gen_avx2_lshlv4di3.
2666         (bdesc_args): Use CODE_FOR_ashl{v16hi,v8si,v4di}3 instead of
2667         CODE_FOR_avx2_lshl{v16hi,v8si,v4di}3.
2668
2669 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2670
2671         * config/i386/sse.md (sseintprefix): Rename from gthrfirstp.
2672         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>): Delete expander.
2673         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>) Merge insn
2674         pattern from *avx2_maskload<ssemodesuffix><avxsizesuffix> and
2675         *avx_maskload<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2676         iterator.  Use sseintprefix mode attribute.
2677         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Delete expander.
2678         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>) Merge insn
2679         pattern from *avx2_maskstore<ssemodesuffix><avxsizesuffix> and
2680         *avx_maskstore<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2681         iterator.  Use sseintprefix mode attribute.
2682         (*avx2_gathersi<mode>) Use sseintprefix and ssemodesuffix mode
2683         attributes.
2684         (*avx2_gatherdi<mode>): Ditto.
2685         (*avx2_gatherdi<mode>256): Ditto.
2686         (VI48_AVX2): Remove mode iterator.
2687         (gthrlastfp): Remove mode attribute.
2688
2689 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2690
2691         PR c++/50810
2692         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2693
2694 2011-10-23  Tom de Vries  <tom@codesourcery.com>
2695
2696         PR tree-optimization/50763
2697         * tree-ssa-tail-merge.c (same_succ_flush_bb): New function, factored
2698         out of ...
2699         (same_succ_flush_bbs): Use same_succ_flush_bb.
2700         (purge_bbs): Remove argument.  Remove calls to same_succ_flush_bbs,
2701         release_last_vdef and delete_basic_block.
2702         (unlink_virtual_phi): New function.
2703         (update_vuses): Add and use vuse1_phi_args argument.  Set var to
2704         SSA_NAME_VAR of vuse1 or vuse2, and use var.  Handle case that
2705         def_stmt2 is NULL.  Use phi result as phi arg in case vuse1 or vuse2
2706         is NULL_TREE.  Replace uses of vuse1 if vuse2 is NULL_TREE.  Fix code
2707         to limit replacement of uses.  Propagate phi argument for phis with a
2708         single argument.
2709         (replace_block_by): Update vops if phi_vuse1 or phi_vuse2 is NULL_TREE.
2710         Set vuse1_phi_args if vuse1 is a phi defined in bb1.  Add
2711         vuse1_phi_args as argument to call to update_vuses.  Call
2712         release_last_vdef, same_succ_flush_bb, delete_basic_block.  Update
2713         CDI_DOMINATORS info.
2714         (tail_merge_optimize): Remove argument in call to purge_bbs.  Remove
2715         call to free_dominance_info.  Only call calculate_dominance_info once.
2716
2717 2011-10-23  Eric Botcazou  <ebotcazou@adacore.com>
2718
2719         * fold-const.c (invert_tree_comparison): Always invert EQ_EXPR/NE_EXPR.
2720
2721         PR tree-optimization/44683
2722         * tree-ssa-dom.c (record_edge_info): Record simple equivalences only if
2723         we can be sure that there are no signed zeros involved.
2724
2725 2011-10-23  Jan Hubicka  <jh@suse.cz>
2726
2727         * ipa-inline.c (estimate_badness): Scale up and handle overflows.
2728
2729 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2730
2731         PR target/50788
2732         * config/i386/sse.md (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>):
2733         Remove (match_dup 0).
2734         (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
2735         (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
2736         (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2737         (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2738         (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
2739         (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.
2740
2741 2011-10-23  Ira Rosen  <ira.rosen@linaro.org>
2742
2743         PR tree-optimization/50819
2744         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Remove
2745         the last argument.
2746         * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2747         vect_analyze_data_ref_dependences.
2748         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Remove
2749         the last argument.  Check load-after-store dependence for unknown
2750         dependencies in basic blocks.
2751         (vect_analyze_data_ref_dependences): Update call to
2752         vect_analyze_data_ref_dependences.
2753         * tree-vect-patterns.c (vect_recog_widen_shift_pattern): Fix typo.
2754         * tree-vect-slp.c (vect_bb_vectorizable_with_dependencies): Remove.
2755         (vect_slp_analyze_bb_1): Update call to
2756         vect_analyze_data_ref_dependences.  Don't call
2757         vect_bb_vectorizable_with_dependencies.
2758
2759 2011-10-22  David S. Miller  <davem@davemloft.net>
2760
2761         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
2762         SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2763         * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
2764         (sparc_secondary_reload): New function.
2765
2766         * config/sparc/sparc.h (sparc_costs): Remove extern decl.
2767         (struct processor_costs): Move from here..
2768         * config/sparc/sparc.c (struct processor_costs): To here.
2769         (sparc_costs): Mark static.
2770
2771         * config/sparc/sparc.c (short_branch, reg_unused_after): Delete.
2772         * config/sparc/sparc-protos.h (short_branch, reg_unused_after):
2773         Get rid of declarations.
2774
2775 2011-10-21  Paul Brook  <paul@codesourcery.com>
2776
2777         * config/c6x/c6x.c (c6x_asm_emit_except_personality,
2778         c6x_asm_init_sections): New functions.
2779         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): Define.
2780
2781 2011-10-21  Jakub Jelinek  <jakub@redhat.com>
2782
2783         PR target/50813
2784         * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
2785         V4DImode and V8SImode for !TARGET_AVX2.
2786
2787 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2788
2789         PR bootstrap/50825
2790         * sched-deps.c (add_dependence): If not doing predication, promote
2791         REG_DEP_CONTROL to REG_DEP_ANTI.
2792
2793 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2794
2795         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
2796         instead of X to avr_legitimize_reload_address.
2797         * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
2798         first argument's type from rtx to rtx*.
2799         * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
2800         Pass PX to push_reload instead of &X.  Change log messages for
2801         better distinction.
2802
2803 2011-10-21  Roland Stigge  <stigge@antcom.de>
2804
2805         PR translation/47064
2806         * params.def: Fix typo "compilatoin" -> "compilation".
2807
2808 2011-10-21  H.J. Lu  <hongjiu.lu@intel.com>
2809             Kirill Yukhin  <kirill.yukhin@intel.com>
2810
2811         PR target/50740
2812         * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
2813         if max_level allows that.
2814
2815 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2816
2817         * reg-notes.def (DEP_CONTROL): New.
2818         * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
2819         not doing speculation.
2820         * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
2821         record_hard_reg_uses_1, record_hard_reg_uses): New functions.
2822         * function.c (record_hard_reg_sets, record_hard_reg_uses,
2823         record_hard_reg_uses_1): Remove; move to rtlanal.c.
2824         * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
2825         * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
2826         (MUST_RECOMPUTE_SPEC_P): New macro.
2827         (real_insn_for_shadow): New function.
2828         (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
2829         toggle_cancelled_flags): New static functions.
2830         (schedule_insn): Relax an assert to only check for empty hard back
2831         dependencies.  Skip cancelled dependencies.  Call
2832         check_clobbered_conditions.
2833         (copy_insn_list): Remove function, renamed moved to lists.c.
2834         (save_backtrack_point): Use new spelling copy_INSN_LIST.
2835         (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
2836         (restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
2837         (estimate_insn_tick): Ignore cancelled dependencies.
2838         (haifa_speculate_insn): Move declaration.
2839         (try_ready): Move code into recompute_todo_spec and call it.  Tweak
2840         some asserts.  Ensure predicated patterns are restored if necessary.
2841         Dump DEP_CONTROL flag.
2842         (haifa_change_pattern): Merge with sched_change_pattern.
2843         (sched_change_pattern): Remove function.
2844         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
2845         uses changed to simply not test NON_FLUSH_JUMP_P.
2846         (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
2847         REG_DEP_CONTROL.
2848         (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
2849         (reg_pending_control_uses, control_dependency_cache): New static
2850         variables.
2851         (sched_get_reverse_condition_uncached): New function.
2852         (sd_find_dep_between): Remove pointless assert.  Look in
2853         control_dependency_cache.
2854         (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
2855         extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
2856         and control_dependency_cache.
2857         (sd_unresolve_dep): Use dep_spec_p.
2858         (add_dependence): Now a wrapper around add_dependence_1, handling
2859         REG_DEP_CONTROL specially.
2860         (flush_pending_lists): Clear pending_jump_insns.
2861         (sched_analyze_1): Handle pending_jump_insns like a memory flush.
2862         (sched_analyze_2): Unconditionally add to pending memory flushes,
2863         keep previous behaviour but apply it to pending_jump_insns instead.
2864         (sched_analyze_insn): Defer adding jump reg dependencies using
2865         reg_pending_control_uses; add them to the control_uses list.  Handle
2866         pending_jump_insns and control_uses when adding dependence lists.
2867         (deps_analyze_insn): Update INSN_COND_DEPS.
2868         (deps_analyze_insn): Add jumps to pending_jump_insns rather than
2869         last_pending_memory_flush.
2870         (init_deps): Initialize pending_jump_insns.
2871         (free_deps): Free control_uses.
2872         (remove_from_deps): Remove from pending_jump_insns.
2873         (init_deps_global): Allocate reg_pending_control_uses).
2874         (finish_deps_global): Free it.
2875         (add_dependence_1): Renamed from add_dependence.  Handle
2876         REG_DEP_CONTROL.
2877         * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
2878         (copy_INSN_LIST, concat_INSN_LIST): Declare.
2879         * sched-int.h (struct deps_reg): Add control_uses.
2880         (struct deps_desc): Add pending_jump_insns.
2881         (struct _haifa_deps_insn_data): Add cond_deps.
2882         (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
2883         (INSN_COND_DEPS, PREDICATED_PAT): New macros.
2884         (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
2885         (DEP_CONTROL): New macro.
2886         (DEP_TYPES): Include it.
2887         (HARD_DEP): Adjust definition.
2888         (DEP_CANCELLED): New macro.
2889         (enum SCHED_FLAGS): Add DO_PREDICATION.
2890         (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
2891         * sched-rgn.c (concat_INSN_LIST): Remove function.
2892         (deps_join): Handle pending_jump_insns.
2893         (free_pending_lists): Likewise.
2894         * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
2895         schedule.
2896
2897 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2898
2899         PR target/50820
2900         * config/avr/libgcc.S (__EIND__): New define to 0x3C.
2901         (__tablejump__): Consistently use EIND for indirect jump/call.
2902         (__tablejump_elpm__): Ditto.
2903
2904 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2905
2906         * config/c6x/c6x.md (attr "op_pattern"): New.
2907         (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
2908         * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
2909         Likewise.
2910         * config/c6x/c6x-mult.md: Regenerate.
2911         * config/c6x/c6x.c: Include "regrename.h".
2912         (unit_req_table): New typedef.
2913         (unit_reqs): Use it for the declaration.
2914         (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
2915         get_unit_operand_masks, try_rename_operands, reshuffle_units): New
2916         static functions.
2917         (count_unit_reqs): New arg reqs.  All callers changed.  Use
2918         get_unit_reqs, and don't merge here.
2919         (res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
2920         using unit_req_factor.
2921         (hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
2922         count_unit_reqs.
2923         (c6x_reorg): Add reg notes problem, and call df_analyze.
2924         * Makefile.in ($(out_object_file)): Depend on regrename.h.
2925
2926 2011-10-21  Kai Tietz  <ktietz@redhat.com>
2927
2928         * fold-const.c (simple_operand_p_2): Handle integral
2929         casts from boolean-operands.
2930
2931 2011-10-21  Jan Hubicka  <jh@suse.cz>
2932
2933         * cgraph.c (dump_cgraph_node): Dump alias flag.
2934         * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
2935         no destination.
2936         (get_alias_symbol): New function.
2937         (output_weakrefs): Output also weakrefs with no destinatoin.
2938         (lto_output_node): Output weakref alias flag when at function boundary.
2939
2940 2011-10-21  Andrew Stubbs  <ams@codesourcery.com>
2941
2942         PR target/50809
2943         * config/arm/driver-arm.c (vendors): Make static.
2944
2945 2011-10-21  Uros Bizjak  <ubizjak@gmail.com>
2946
2947         * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
2948         (ix86_emit_swsqrtsf): Force a into register.
2949
2950 2011-10-20  Mike Stump  <mikestump@comcast.net>
2951
2952         * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
2953         after validate_change wipes it out.
2954
2955 2011-10-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2956
2957         * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
2958         before using the shufb instruction.
2959
2960 2011-10-20  Kirill Yukhin  <kirill.yukhin@intel.com>
2961
2962         PR target/50766
2963         * config/i386/i386.md (bmi_bextr_<mode>): Update register/
2964         memory operand order.
2965         (bmi2_bzhi_<mode>3): Ditto.
2966         (bmi2_pdep_<mode>3): Ditto.
2967         (bmi2_pext_<mode>3): Ditto.
2968
2969 2011-10-20  Richard Henderson  <rth@redhat.com>
2970
2971         * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
2972         * optabs.c (can_vec_perm_expr_p): Update to match.
2973         (expand_vec_perm_expr): Likewise.
2974         * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
2975         from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
2976         * doc/tm.texi.in: Likewise.
2977
2978 2011-10-20  Sergey Ostanevich  <sergos.gnu@gmail.com>
2979
2980         PR target/50572
2981         * config/i386/i386.c (processor_target_table): Change Atom
2982         align_loops_max_skip to 15.
2983
2984 2011-10-20  Richard Henderson  <rth@redhat.com>
2985
2986         * target.def (builtin_vec_perm): Remove.
2987         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2988
2989         * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
2990         (IX86_BUILTIN_VEC_PERM_*): Remove.
2991         (bdesc_args): Remove vec_perm builtins
2992         (ix86_expand_builtin): Likewise.
2993         (ix86_expand_vec_perm_const_1): Rename from
2994         ix86_expand_vec_perm_builtin_1.
2995         (extract_vec_perm_cst): Merge into...
2996         (ix86_vectorize_vec_perm_const_ok): ... here.  Rename from
2997         ix86_vectorize_builtin_vec_perm_ok.
2998         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2999
3000         * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
3001         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3002
3003         * config/spu/spu.c (spu_builtin_vec_perm): Remove.
3004         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3005
3006 2011-10-20  Uros Bizjak  <ubizjak@gmail.com>
3007
3008         PR target/47989
3009         * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
3010         * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
3011         * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
3012         implements vectorized single float division and vectorized sqrtf(x)
3013         with reciprocal sequence with additional Newton-Raphson step with
3014         -ffast-math.
3015
3016 2011-10-20  Dodji Seketeli  <dodji@redhat.com>
3017
3018         * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
3019         ggc_alloced_size_order_for_request into ggc_round_alloc_size like
3020         it was done in ggc-page.c.
3021
3022         PR other/50659
3023         * doc/cppopts.texi: Use @smallexample/@end smallexample in
3024         documentation for -fdebug-cpp instead of @quotation/@end quotation
3025         that is not supported by contrib/texi2pod.pl.
3026
3027 2011-10-19  Jan Hubicka  <jh@suse.cz>
3028
3029         * ipa-inline.c (inline_small_functions): Always update all calles after
3030         inlining.
3031
3032 2011-10-19  Jan Hubicka  <jh@suse.cz>
3033
3034         PR bootstrap/50709
3035         * ipa-inline.c (inline_small_functions): Fix checking code to not make
3036         effect on fibheap stability.
3037
3038 2011-10-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
3039
3040         * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
3041
3042 2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3043
3044         PR target/50106
3045         * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
3046         reg size from 1-3.
3047
3048 2011-10-20  Richard Guenther  <rguenther@suse.de>
3049
3050         * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
3051         and rotates to the set of expensive operations.
3052
3053 2011-10-19  David S. Miller  <davem@davemloft.net>
3054
3055         * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
3056         (sparc_emit_set_const32): Likewise.
3057         (sparc_emit_set_const64_longway): Likewise.
3058         (sparc_emit_set_const64): Likewise.
3059         (sparc_legitimize_pic_address): Likewise.
3060         (memory_ok_for_ldd): Likewise.
3061
3062 2011-10-20  Dehao Chen  <dehao@google.com>
3063
3064         * profile.c (compute_branch_probabilities): Compute and dump the
3065         overlap between the static estimation and the instrumentation profile.
3066         (OVERLAP_BASE): New macro.
3067         (compute_frequency_overlap): New function
3068
3069 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3070
3071         * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
3072         d->op1 instead of d->op0 for the second vpshufb.
3073         (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
3074         (ix86_expand_vec_perm_const): If mask indicates two operands are
3075         needed, but both are the same and expanding them as d.op0 == d.op1
3076         failed, retry with d.op0 != d.op1.
3077         (ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
3078         also for d.nelt == 32.
3079
3080         PR middle-end/50754
3081         * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
3082         VEC_PERM_EXPR.
3083
3084 2011-10-19  Bernd Schmidt  <bernds@codesourcery.com>
3085
3086         * regrename.h: New file.
3087         * regrename.c: Include it.  Also include "emit-rtl.h".
3088         (struct du_head, struct du_chain, du_head_p DEF_VEC and
3089         DEF_VEC_ALLOC_P): Move to regrename.h.
3090         (do_replace): Remove declaration.
3091         (insn_rr): New variable.
3092         (cur_operand): New static variable.
3093         (regrename_chain_from_id): Renamed from chain_from_id and no longer
3094         static.  All callers changed.
3095         (record_operand_use): New static function.
3096         (scan_rtx_reg): Use it.
3097         (find_best_rename_reg): New function, broken out of rename_chains.
3098         (rename_chains): Use it.  Don't update chain regno and nregs here, ...
3099         (regrename_do_replace): ... do it here instead.  Renamed from
3100         do_replace, and no longer static.  All callers changed.
3101         (regrename_analyze): No longer static.  New arg bb_mask.
3102         All callers changed.  If bb_mask is nonzero, use it to limit the
3103         number of basic blocks we analyze.  If we failed to analyze a block,
3104         clear insn operand data.
3105         (record_out_operands): New arg insn_info.  Update cur_operand if it is
3106         nonnull.
3107         (build_def_use): If insn_rr is nonnull, pass an insn_info to
3108         record_out_operands, and update cur_operand here as well.
3109         (regrename_init, regrename_finish): New functions.
3110         (regrename_optimize): Use them.
3111         * Makefile.in (regrename.o): Adjust dependencies.
3112
3113 2011-10-19  Tom de Vries  <tom@codesourcery.com>
3114
3115         PR tree-optimization/50769
3116         * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
3117         unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
3118         dummy argument .MEM to phi when increasing number of arguments of phi by
3119         redirecting edges to the block with phi.
3120
3121 2011-10-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3122
3123         PR bootstrap/50777
3124         * configure.ac: Save and restore CXXFLAGS around
3125         gcc_AC_CHECK_DECLS uses.
3126         Check for madvise() declaration with g++ if --enable-build-with-cxx.
3127         * configure: Regenerate.
3128         * config.in: Regenerate.
3129         * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
3130
3131 2011-10-19  Alexandre Oliva  <aoliva@redhat.com>
3132
3133         PR debug/49310
3134         * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
3135         (variable_part): Replace offset with union.
3136         (enum onepart_enum, onepart_enum_t): New.
3137         (variable_def): Drop cur_loc_changed, add onepart.
3138         (value_chain_def, const_value_chain): Remove.
3139         (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
3140         (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
3141         (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
3142         (value_chain_pool, value_chains): Remove.
3143         (dropped_values): New.
3144         (struct parm_reg): Only if HAVE_window_save.
3145         (vt_stack_adjustments): Don't record register arguments.
3146         (dv_as_rtx): New.
3147         (dv_onepart_p): Return a onepart_enum_t.
3148         (onepart_pool): New.
3149         (dv_pool): Remove.
3150         (dv_from_rtx): New.
3151         (variable_htab_free): Release onepart aux data.  Reset flags.
3152         (value_chain_htab_hash, value_chain_htab_eq): Remove.
3153         (unshare_variable): Use onepart field.  Propagate onepart aux
3154         data or offset.  Drop cur_loc_changed.
3155         (val_store): Cope with NULL insn.  Rephrase dump output.  Check
3156         for unsuitable locs.  Add FIXME on using cselib locs.
3157         (val_reset): Remove FIXME of unfounded concerns.
3158         (val_resolve): Check for unsuitable locs.  Add FIXME on using
3159         cselib locs.
3160         (variable_union): Use onepart field, adjust access to offset.
3161         (NO_LOC_P): New.
3162         (VALUE_CHANGED, DECL_CHANGED): Update doc.
3163         (set_dv_changed): Clear NO_LOC_P when changed.
3164         (find_loc_in_1pdv): Use onepart field.
3165         (intersect_loc_chains): Likewise.
3166         (unsuitable_loc): New.
3167         (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
3168         (add_value_chain, add_value_chains): Remove.
3169         (add_cselib_value_chains, remove_value_chain): Likewise.
3170         (remove_value_chains, remove_cselib_value_chains): Likewise.
3171         (canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
3172         (canonicalize_values_star, canonicalize_vars_star): Use onepart.
3173         (variable_merge_over_cur): Likewise.  Adjust access to offset.
3174         Drop cur_loc_changed.
3175         (variable_merge_over_src): Use onepart field.
3176         (remove_duplicate_values): Likewise.
3177         (variable_post_merge_new_vals): Likewise.
3178         (find_mem_expr_in_1pdv): Likewise.
3179         (dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
3180         and value chains.
3181         (dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
3182         (variable_different_p): Use onepart field.  Move onepart test out
3183         of the loop.
3184         (argument_reg_set): Drop.
3185         (add_uses, add_stores): Preserve but do not record in dynamic
3186         tables equivalences for ENTRY_VALUEs and CFA_based addresses.
3187         Avoid unsuitable address expressions.
3188         (EXPR_DEPTH): Unlimit.
3189         (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
3190         (prepare_call_arguments): Use DECL_RTL_IF_SET.
3191         (dump_var): Adjust access to offset.
3192         (variable_from_dropped, recover_dropped_1paux): New.
3193         (variable_was_changed): Drop cur_loc_changed.  Use onepart.
3194         Preserve onepart aux in empty_var.  Recover empty_var and onepart
3195         aux from dropped_values.
3196         (find_variable_location_part): Special-case onepart.  Adjust
3197         access to offset.
3198         (set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
3199         access to offset.  Initialize onepaux.  Drop value chains.
3200         (delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
3201         (VEC (variable, heap), VEC (rtx, stack)): Define.
3202         (expand_loc_callback_data): Drop dummy, cur_loc_changed,
3203         ignore_cur_loc.  Add expanding, pending, depth.
3204         (loc_exp_dep_alloc, loc_exp_dep_clear): New.
3205         (loc_exp_dep_insert, loc_exp_dep_set): New.
3206         (notify_dependents_of_resolved_value): New.
3207         (update_depth, vt_expand_var_loc_chain): New.
3208         (vt_expand_loc_callback): Revamped.
3209         (resolve_expansions_pending_recursion): New.
3210         (INIT_ELCD, FINI_ELCD): New.
3211         (vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
3212         parameter, adjust all callers.
3213         (vt_expand_loc_dummy): Drop.
3214         (vt_expand_1pvar): New.
3215         (emit_note_insn_var_location): Operate on non-debug decls only.
3216         Revamp multi-part cur_loc recomputation and one-part expansion.
3217         Drop cur_loc_changed.  Adjust access to offset.
3218         (VEC (variable, heap)): Drop.
3219         (changed_variables_stack, changed_values_stack): Drop.
3220         (check_changed_vars_0, check_changed_vars_1): Remove.
3221         (check_changed_vars_2, check_changed_vars_3): Remove.
3222         (values_to_stack, remove_value_from_changed_variables): New.
3223         (notify_dependents_of_changed_value, process_changed_values): New.
3224         (emit_notes_for_changes): Revamp onepart updates.
3225         (emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
3226         and value chains.  Propagate onepaux.  Recover empty_var and onepaux
3227         from dropped_values.
3228         (emit_notes_for_differences_2): Drop value chains.
3229         (emit_notes_in_bb): Adjust.
3230         (vt_emit_notes): Drop value chains, changed_variables_stack.
3231         Initialize and release dropped_values.
3232         (create_entry_value): Revamp.
3233         (vt_add_function_parameter): Use new interface.
3234         (note_register_arguments): Remove.
3235         (vt_initialize): Drop value chains and register arguments.
3236         (vt_finalize): Drop value chains.  Release windowed_parm_regs only
3237         if HAVE_window_save.
3238         * rtl.h: Document various pass-local uses of RTL flags.
3239         * tree.h (DECL_RTL_KNOWN_SET): New.
3240         * doc/invoke.texi (param max-vartrack-expr-depth): Update
3241         description and default.
3242
3243 2011-10-19  Georg-Johann Lay  <avr@gjlay.de>
3244
3245         PR target/50447
3246         * config/avr/avr.md (cc): New alternative out_plus_noclobber.
3247         (adjust_len): Ditto.
3248         (addhi3): Don't pipe through short; use gen_int_mode instead.
3249         Prior to reload, expand to gen_addhi3_clobber.
3250         (*addhi3): Use avr_out_plus_noclobber if applicable, use
3251         out_plus_noclobber in cc and adjust_len attribute.
3252         (addhi3_clobber): 2 new RTL peepholes.
3253         (addhi3_clobber): New insn.
3254         * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
3255         * config/avr/avr.c (avr_out_plus_noclobber): New function.
3256         (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
3257         (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
3258         Set cc0 to set_zn for adiw on 16-bit values.
3259         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
3260         (expand_epilogue): No need to add 0 to frame_pointer_rtx.
3261
3262 2011-10-19  Richard Guenther  <rguenther@suse.de>
3263
3264         PR middle-end/50780
3265         * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
3266         the condition is properly gimple before using it.
3267         * tree-eh (stmt_could_throw_1_p): Properly extract the
3268         operation type from comparisons.
3269
3270 2011-10-19  Roland Stigge  <stigge@antcom.de>
3271
3272         PR translation/48638
3273         * plugin.c (add_new_plugin): Fix typo in fatal_error message.
3274
3275 2011-10-19  Roland Stigge  <stigge@antcom.de>
3276
3277         PR translation/49517
3278         * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
3279
3280 2011-10-19  Richard Guenther  <rguenther@suse.de>
3281
3282         PR middle-end/50768
3283         * gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.
3284
3285 2011-10-19  Andrey Belevantsev  <abel@ispras.ru>
3286
3287         PR rtl-optimization/50340
3288         * sel-sched-ir.c (update_target_availability): LHS register
3289         availability is not known if the unavailable LHS of the other
3290         expression is a different register.
3291
3292 2011-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3293
3294         PR target/50310
3295         * config/spu/spu.c (spu_emit_vector_compare): Support unordered
3296         floating-point comparisons.
3297
3298 2011-10-19  Jan Hubicka  <jh@suse.cz>
3299
3300         * cgraphunit.c (handle_alias_pairs): Also handle wekref with
3301         destination declared.
3302         (output_weakrefs): New function.
3303         * varpool.c (varpool_create_variable_alias): Handle external aliases.
3304
3305 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3306
3307         * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
3308         second argument instead of mode.
3309
3310 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3311
3312         * config/i386/i386.c (ix86_expand_vec_perm): In merge_two use
3313         mode SUBREG of operands[0] as target.
3314         (valid_perm_using_mode_p): Don't ignore higher bits of d->perm.
3315         (expand_vec_pshufb): For V8SImode vmode emit avx2_permvarv8si.
3316         (expand_vec_perm_1): Handle identity and some broadcast
3317         permutations.
3318         (expand_vec_perm_interleave2): Handle also 32-byte modes, using
3319         vperm2[fi]128 or vpunpck[lh]* followed by single insn permutation.
3320         For d->testing_p return true earlier to avoid creating more GC
3321         garbage.
3322         (expand_vec_perm_vpermq_perm_1): New function.
3323         (expand_vec_perm_vpshufb2_vpermq): For d->testing_p return true
3324         earlier to avoid creating more GC garbage.  Fix handling of
3325         V16HImode.  Avoid some SUBREGs in SET_DEST.
3326         (expand_vec_perm_broadcast_1): Return false for 32-byte integer
3327         vector modes.
3328         (expand_vec_perm_vpshufb4_vpermq2): New function.
3329         (ix86_expand_vec_perm_builtin_1): Call expand_vec_perm_vpermq_perm_1
3330         and expand_vec_perm_vpshufb4_vpermq2.
3331
3332 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3333
3334         * config/arm/driver-arm.c (host_detect_local_cpu): Close the file
3335         before exiting.
3336
3337 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3338
3339         PR tree-optimization/50717
3340         * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
3341         parameter.  Calculate 'type' from stmt.
3342         (convert_mult_to_widen): Update call the is_widening_mult_p.
3343         (convert_plusminus_to_widen): Likewise.
3344
3345 2011-10-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3346
3347         * config/spu/spu.c (struct machine_function): New data structure.
3348         (spu_init_machine_status): New function.
3349         (spu_option_override): Install it.
3350         (get_pic_reg): Set and use cfun->machine->pic_reg.
3351         (spu_split_immediate): Do not set crtl->uses_pic_offset_table.
3352         (need_to_save_reg): Use cfun->machine->pic_reg instead of
3353         checking crtl->uses_pic_offset_table.
3354         (spu_expand_prologue): Likewise.
3355
3356 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3357
3358         PR tree-optimization/50735
3359         * function.c (gimplify_parameters): Use create_tmp_var instead of
3360         create_tmp_reg.  If parm is not TREE_ADDRESSABLE and type is complex
3361         or vector type, set DECL_GIMPLE_REG_P.
3362
3363 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3364
3365         * config.host (arm*-*-linux*): Add driver-arm.o and x-arm.
3366         * config/arm/arm.opt: Add 'native' processor_type and
3367         arm_arch enum values.
3368         * config/arm/arm.h (host_detect_local_cpu): New prototype.
3369         (EXTRA_SPEC_FUNCTIONS): New define.
3370         (MCPU_MTUNE_NATIVE_SPECS): New define.
3371         (DRIVER_SELF_SPECS): New define.
3372         * config/arm/driver-arm.c: New file.
3373         * config/arm/x-arm: New file.
3374         * doc/invoke.texi (ARM Options): Document -mcpu=native,
3375         -mtune=native and -march=native.
3376
3377 2011-10-18  Alexander Monakov  <amonakov@ispras.ru>
3378
3379         PR rtl-optimization/50205
3380         * sel-sched.c (count_occurrences_1): Simplify on the assumption that
3381         p->x is a register.  Forbid substitution when the same register is
3382         found in a different mode.
3383         (count_occurrences_equiv): Assert that 'what' is a register.
3384
3385 2011-10-18  Richard Guenther  <rguenther@suse.de>
3386
3387         PR tree-optimization/50767
3388         * tree-ssa-pre.c (create_expression_by_pieces): Update the
3389         folded statement.
3390
3391 2011-10-18  Julian Brown  <julian@codesourcery.com>
3392
3393         * config/arm/arm.c (arm_block_move_unaligned_straight)
3394         (arm_adjust_block_mem, arm_block_move_unaligned_loop)
3395         (arm_movmemqi_unaligned): New.
3396         (arm_gen_movmemqi): Support unaligned block copies.
3397
3398 2011-10-18  Ira Rosen  <ira.rosen@linaro.org>
3399
3400         * doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
3401         vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document.
3402         * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR,
3403         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3404         (op_code_prio): Likewise.
3405         (op_symbol_code): Handle WIDEN_LSHIFT_EXPR.
3406         * optabs.c (optab_for_tree_code): Handle
3407         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3408         (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo.
3409         * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo.
3410         * genopinit.c (optabs): Initialize the new optabs.
3411         * expr.c (expand_expr_real_2): Handle
3412         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3413         * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3414         * tree-vectorizer.h (NUM_PATTERNS): Increase to 8.
3415         * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR,
3416         VEC_WIDEN_LSHIFT_LO_EXPR): New.
3417         * cfgexpand.c (expand_debug_expr): Handle new tree codes.
3418         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3419         vect_recog_widen_shift_pattern.
3420         (vect_handle_widen_mult_by_const): Rename...
3421         (vect_handle_widen_op_by_const): ...to this.  Handle shifts.
3422         Add a new argument, update documentation.
3423         (vect_recog_widen_mult_pattern): Assume that only second
3424         operand can be constant.  Update call to
3425         vect_handle_widen_op_by_const.
3426         (vect_recog_over_widening_pattern): Fix typo.
3427         (vect_recog_widen_shift_pattern): New.
3428         * tree-vect-stmts.c (vectorizable_type_promotion): Handle
3429         widening shifts.
3430         (supportable_widening_operation): Likewise.
3431         * tree-inline.c (estimate_operator_cost): Handle new tree codes.
3432         * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3433         * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3434         * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New.
3435         (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>,
3436         vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>):
3437         Likewise.
3438         * config/arm/predicates.md (const_neon_scalar_shift_amount_operand):
3439         New.
3440         * config/arm/iterators.md (V_innermode): New.
3441         * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand
3442         for widening shift.
3443
3444 2011-10-18  Richard Guenther  <rguenther@suse.de>
3445
3446         * tree-ssa-alias.h (struct pt_solution): Remove
3447         vars_contains_restrict member.
3448         (pt_solutions_same_restrict_base): Remove.
3449         (pt_solution_set): Adjust.
3450         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
3451         vars_contains_restrict handling.
3452         (dump_points_to_solution): Likewise.
3453         (ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
3454         * tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
3455         field.
3456         (new_var_info): Do not initialize it.
3457         (ipa_escaped_pt): Adjust.
3458         (make_constraint_from_restrict): Make the tag global.
3459         (make_constraint_from_global_restrict): New function.
3460         (make_constraint_from_heapvar): Remove.
3461         (create_variable_info_for): Do not make restrict vars point
3462         to NONLOCAL.
3463         (intra_create_variable_infos): Likewise.
3464         (find_what_var_points_to): Remove vars_contains_restrict handling.
3465         (pt_solution_set): Adjust.
3466         (pt_solution_ior_into): Likewise.
3467         (pt_solutions_same_restrict_base): Remove.
3468         (compute_points_to_sets): Do not test is_restrict_var.
3469         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3470         * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3471
3472 2011-10-18  Tom de Vries  <tom@codesourcery.com>
3473
3474         PR tree-optimization/50672
3475         * tree-ssa-dce.c (mark_virtual_operand_for_renaming): New function,
3476         factored out of ...
3477         (mark_virtual_phi_result_for_renaming): Use
3478         mark_virtual_operand_for_renaming.
3479         * tree-flow.h (mark_virtual_operand_for_renaming): Declare.
3480         * tree-ssa-tail-merge.c (release_last_vdef): New function.
3481         (purge_bbs): Add update_vops parameter.  Call release_last_vdef for each
3482         deleted basic block.
3483         (tail_merge_optimize): Add argument to call to purge_bbs.
3484
3485 2011-10-18  Richard Guenther  <rguenther@suse.de>
3486
3487         PR middle-end/50716
3488         * expr.c (get_object_or_type_alignment): New function.
3489         (expand_assignment): Use it.
3490         (expand_expr_real_1): Likewise.
3491
3492 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
3493
3494         PR bootstrap/50760
3495         * input.c (dump_line_table_statistics): Use long, not size_t.
3496
3497 2011-10-17  Eric Botcazou  <ebotcazou@adacore.com>
3498
3499         * config/sparc/sparc.md (in_call_delay): Fix formatting issues.
3500
3501 2011-10-17  Simon Baldwin  <simonb@google.com>
3502             Ian Lance Taylor  <iant@google.com>
3503
3504         * configure.ac: Add --with-native-system-header-dir.  Set and
3505         substitute NATIVE_SYSTEM_HEADER_DIR.  Use native_system_header
3506         when setting target_header_dir.
3507         * config.gcc: Always set native_system_header_dir.
3508         (*-*-gnu*): Set native_system_header_dir.  Don't use t-gnu.
3509         (i[34567]86-pc-msdosdjgpp*): Set native_system_header_dir.  Don't
3510         use i386/t-djgpp.
3511         (i[34567]86-*-mingw* | x86_64-*-mingw*): Set
3512         native_system_header_dir.
3513         (spu-*-elf*): Set native_system_header_dir.
3514         * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): Set to
3515         @NATIVE_SYSTEM_HEADER_DIR@.
3516         (PREPROCESSOR_DEFINES): Define NATIVE_SYSTEM_HEADER_DIR.
3517         * cppdefault.c (STANDARD_INCLUDE_DIR): Don't define.
3518         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3519         STANDARD_INCLUDE_COMPONENT.
3520         (cpp_include_defaults): Don't use SYSTEM_INCLUDE_DIR.  Rename
3521         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3522         * system.h: Poison SYSTEM_INCLUDE_DIR, STANDARD_INCLUDE_DIR, and
3523         STANDARD_INCLUDE_COMPONENT.
3524         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Remove.
3525         * config/i386/t-mingw-w32: Likewise.
3526         * config/i386/t-mingw-w64: Likewise.
3527         * config/spu/t-spu-elf: Likewise.
3528         * config/i386/t-djgpp: Remove.
3529         * config/t-gnu: Remove.
3530         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Don't define.
3531         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3532         STANDARD_INCLUDE_COMPONENT.
3533         * config/i386/djgpp.h (STANDARD_INCLUDE_DIR): Don't define.
3534         * config/spu/spu-elf.h: Likewise.
3535         * config/vms/xm-vms.h: Likewise.
3536         * config/gnu.h: Likewise.
3537         * config/openbsd.h (INCLUDE_DEFAULTS): Change STANDARD_INCLUDE_DIR
3538         and STANDARD_INCLUDE_COMPONENT to NATIVE_SYSTEM_HEADER_DIR and
3539         NATIVE_SYSTME_HEADER_COMPONENT.
3540         * doc/install.texi (Configuration): Document
3541         --with-native-system-header-dir.  Mention it in the documentation
3542         for --with-sysroot and --with-build-sysroot.
3543         * doc/tm.texi.in (Driver): Don't document SYSTEM_INCLUDE_DIR or
3544         STANDARD_INCLUDE_DIR.  Rename STANDARD_INCLUDE_COMPONENT to
3545         NATIVE_SYSTEM_HEADER_COMPONENT.  Rename uses of
3546         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3547         * doc/fragments.texi (Target Fragment): Don't document
3548         NATIVE_SYSTEM_HEADER_DIR.
3549         * configure, doc/tm.texi: Rebuild.
3550
3551 2011-10-17  Richard Henderson  <rth@redhat.com>
3552
3553         * config/sparc/sparc.md: Use register_or_zero_operand where rJ
3554         is the constraint.
3555
3556         * config/sparc/sparc.md (vec_perm_constv8qi, vec_perm<mode>): New
3557         patterns.
3558         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): New function.
3559         * config/sparc/sparc-protos.h (sparc_expand_vec_perm_bmask): Declare.
3560
3561 2011-10-17  David S. Miller  <davem@davemloft.net>
3562
3563         * config/sparc/sparc-modes.def: Add single entry vector modes for
3564         DImode and SImode.
3565         * config/sparc/sparc.md (V32, V32I, V64, V64I, V64N8): Delete
3566         mode iterators.
3567         (mov<V32:mode>): Revert back to plain SFmode pattern.
3568         (*movsf_insn): Likewise.
3569         (mov<V64:mode>): Revert back to plain DFmode pattern.
3570         (*movdf_insn_sp32): Likewise.
3571         (*movdf_insn_sp32_v9): Likewise.
3572         (*movdf_insn_sp64): Likewise.
3573         (V64 mode splitters) Likewise.
3574         (addsi3): Remove VIS alternatives.
3575         (subsi3): Likewise.
3576         (and<V64I:mode>3): Revert to DImode only pattern.
3577         (and<V64I:mode>3_sp32): Likewise.
3578         (*and<V64I:mode>3_sp64): Likewise.
3579         (and<V32I:mode>3): Likewise.
3580         (*and_not_<V64I:mode>_sp32): Likewise.
3581         (*and_not_<V64I:mode>_sp64): Likewise.
3582         (*and_not_<V32I:mode>): Likewise.
3583         (ior<V64I:mode>3): Likewise.
3584         (*ior<V64I:mode>3_sp32): Likewise.
3585         (*ior<V64I:mode>3_sp64): Likewise.
3586         (ior<V32I:mode>3): Likewise.
3587         (*or_not_<V64I:mode>_sp32): Likewise.
3588         (*or_not_<V64I:mode>_sp64): Likewise.
3589         (*or_not_<V32I:mode>): Likewise.
3590         (xor<V64I:mode>3): Likewise.
3591         (*xor<V64I:mode>3_sp32): Likewise.
3592         (*xor<V64I:mode>3_sp64): Likewise.
3593         (xor<V32I:mode>3): Likewise.
3594         (V64I mode splitters): Likewise.
3595         (*xor_not_<V64I:mode>_sp32): Likewise.
3596         (*xor_not_<V64I:mode>_sp64): Likewise.
3597         (*xor_not_<V32I:mode>): Likewise.
3598         (one_cmpl<V64I:mode>2): Likewise.
3599         (*one_cmpl<V64I:mode>2_sp32): Likewise.
3600         (*one_cmpl<V64I:mode>2_sp64): Likewise.
3601         (one_cmpl<V32I:mode>2): Likewise.
3602         (VM32, VM64, VMALL): New mode iterators.
3603         (vbits, vconstr, vfptype): New mode attributes.
3604         (mov<VMALL:mode>): New expander.
3605         (*mov<VM32:mode>_insn): New insn.
3606         (*mov<VM64:mode>_insn_sp64): New insn.
3607         (*mov<VM64:mode>_insn_sp32): New insn, and associated splitter
3608         specifically for the register to memory case.
3609         (vec_init<mode>): New expander.
3610         (VADDSUB): New mode iterator.
3611         (<plusminus_insn>v2si3, <plusminus_insn>v2hi3): Remove and replace
3612         with...
3613         (<plusminus_insn><mode>3): New consolidated pattern.
3614         (VL): New mode iterator for logical operations.
3615         (vlsuf): New more attribute.
3616         (vlop): New code iterator.
3617         (vlinsn, vlninsn): New code attributes.
3618         (<code><mode>3): New insn to non-negated vector logical ops.
3619         (*not_<code><mode>3): Likewise for negated variants.
3620         (*nand<mode>_vis): New insn.
3621         (vlnotop): New code iterator.
3622         (*<code>_not1<mode>_vis, *<code>_not2<mode>_vis): New insns.
3623         (one_cmpl<mode>2): New insn.
3624         (faligndata<V64I:mode>_vis): Rewrite to use VM64 iterator.
3625         (bshuffle<VM64:mode>_vis): Likewise.
3626         (v<vis3_shift_patname><mode>3): Use GCM mode iterator.
3627         (fp<plusminus_insn>64_vis): Use V1DI mode.
3628         (VASS mode iterator): Use V1SI not SI mode.
3629         * config/sparc/sparc.c (sparc_vis_init_builtins): Account for
3630         single-entry vector mode changes.
3631         (sparc_expand_builtin): Likewise.
3632         (sparc_expand_vector_init): New function.
3633         * config/sparc/sparc-protos.h (sparc_expand_vector_init): Declare.
3634
3635 2011-10-17  Kai Tietz  <ktietz@redhat.com>
3636
3637         * fold-const.c (simple_operand_p_2): New function.
3638         (fold_truthop): Rename to
3639         (fold_truth_andor_1): function name.
3640         Additionally remove branching creation for logical and/or.
3641         (fold_truth_andor): Handle branching creation for logical and/or here.
3642
3643 2011-10-17  Andi Kleen  <ak@linux.intel.com>
3644
3645         * ggc-page.c (USING_MADVISE): Adjust ifdef to check for USING_MMAP.
3646
3647 2011-10-17  Georg-Johann Lay  <avr@gjlay.de>
3648
3649         * config/avr/avr.h (ASSEMBLER_DIALECT): Remove.
3650         * config/avr/avr.md (mcu_have_movw, mcu_mega): Remove attributes.
3651         (adjust_len): Add alternative "call".
3652         (isa, enabled): New insn attributes.
3653         (length): Use match_test with AVR_HAVE_JMP_CALL instead of
3654         mcu_mega attribute.
3655         (*sbrx_branch<mode>): Ditto.
3656         (*sbrx_and_branch<mode>): Ditto.
3657         (*sbix_branch): Ditto.
3658         (*sbix_branch_bit7): Ditto.
3659         (*sbix_branch_tmp): Ditto.
3660         (*sbix_branch_tmp_bit7): Ditto.
3661         (jump): Ditto.
3662         (negsi2): Use attribute "isa" instead of assembler dialect.
3663         (extendhisi2): Ditto.
3664         (call_insn, call_value_insn): Set adjust_len attribute.
3665         (indirect_jump): Indent to coding rules.
3666         (call_prologue_saves): Use isa attribute instead of mcu_mega.
3667         (epilogue_restores): Ditto.  Fix setting of SP as described in the
3668         RTX pattern.
3669         (*indirect_jump): Fusion of *jcindirect_jump, *njcindirect_jump
3670         and *indirect_jump_avr6.
3671         (*tablejump): Fusion of *tablejump_rjmp and *tablejump_lib.
3672         (*jcindirect_jump, *njcindirect_jump, *indirect_jump_avr6): Remove.
3673         (*tablejump_rjmp, *tablejump_lib): Remove.
3674         * config/avr/avr.c (adjust_insn_length): Handle ADJUST_LEN_CALL.
3675
3676 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
3677
3678         PR c++/50757
3679         * doc/invoke.texi ([Wnonnull]): Update.
3680
3681 2011-10-17  Richard Henderson  <rth@redhat.com>
3682
3683         PR 50746
3684         * optabs.c (expand_vec_perm_expr): Fix indexing error.
3685
3686 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
3687
3688         * configure.ac: Display `yes' if the SystemTap header has been found.
3689         * configure: Regenerate.
3690
3691 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3692
3693         PR other/50636
3694         * config.in, configure: Regenerate.
3695         * configure.ac (madvise): Add to AC_CHECK_FUNCS.
3696         * ggc-page.c (USING_MADVISE): Add.
3697         (page_entry): Add discarded field.
3698         (alloc_page): Check for discarded pages.
3699         (release_pages): Add USING_MADVISE branch.
3700
3701 2011-10-17  Richard Guenther  <rguenther@suse.de>
3702
3703         PR tree-optimization/50729
3704         * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
3705         (simplify_conversion_using_ranges): Properly test the
3706         intermediate result.
3707
3708 2011-10-15  Tom Tromey  <tromey@redhat.com>
3709             Dodji Seketeli  <dodji@redhat.com>
3710
3711         * ggc.h (ggc_round_alloc_size): Declare new public entry point.
3712         * ggc-none.c (ggc_round_alloc_size): New public stub function.
3713         * ggc-page.c (ggc_alloced_size_order_for_request): New static
3714         function.  Factorized from ggc_internal_alloc_stat.
3715         (ggc_round_alloc_size): New public function.  Uses
3716         ggc_alloced_size_order_for_request.
3717         (ggc_internal_alloc_stat): Use ggc_alloced_size_order_for_request.
3718         * ggc-zone.c (ggc_round_alloc_size): New public function extracted
3719         from ggc_internal_alloc_zone_stat.
3720         (ggc_internal_alloc_zone_stat): Use ggc_round_alloc_size.
3721         * toplev.c (general_init): Initialize
3722         line_table->alloced_size_for_request.
3723
3724 2011-10-15  Tom Tromey  <tromey@redhat.com>
3725             Dodji Seketeli  <dodji@redhat.com>
3726
3727         * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
3728         (num_expanded_macros_counter, num_macro_tokens_counter): Declare
3729         new counters.
3730         (dump_line_table_statistics): Define new function.
3731         * input.h (dump_line_table_statistics): Declare new function.
3732         * toplev.c (dump_memory_report): Call dump_line_table_statistics.
3733
3734 2011-10-15  Tom Tromey  <tromey@redhat.com>
3735             Dodji Seketeli  <dodji@redhat.com>
3736
3737         * doc/cppopts.texi: Document -fdebug-cpp.
3738         * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
3739
3740 2011-10-15  Tom Tromey  <tromey@redhat.com>
3741             Dodji Seketeli  <dodji@redhat.com>
3742
3743         * gcc/diagnostic.h (diagnostic_report_current_module): Add a
3744         location parameter.
3745         * diagnostic.c (diagnostic_report_current_module): Add a location
3746         parameter to the function definition.  Use it instead of
3747         input_location.  Resolve the virtual location rather than just
3748         looking up its map and risking to touch a resulting macro map.
3749         (default_diagnostic_starter): Pass the relevant diagnostic
3750         location to diagnostic_report_current_module.
3751         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): New.
3752         (virt_loc_aware_diagnostic_finalizer): Likewise.
3753         (diagnostic_report_current_function): Pass the
3754         relevant location to diagnostic_report_current_module.
3755         * tree-diagnostic.h (virt_loc_aware_diagnostic_finalizer): Declare
3756         new function.
3757         * toplev.c (general_init): By default, use the new
3758         virt_loc_aware_diagnostic_finalizer as diagnostic finalizer.
3759         * Makefile.in: Add vec.h dependency to tree-diagnostic.c.
3760
3761 2011-10-15  Tom Tromey  <tromey@redhat.com>
3762             Dodji Seketeli  <dodji@redhat.com>
3763
3764         * doc/cppopts.texi (-ftrack-macro-expansion): Document new option.
3765         * doc/invoke.texi (-ftrack-macro-expansion): Add this to the list of
3766         preprocessor related options.
3767
3768 2011-10-15  Tom Tromey  <tromey@redhat>
3769             Dodji Seketeli  <dodji@redhat.com>
3770
3771         * input.h (struct expanded_location): Move to libcpp/line-map.h.
3772         (LOCATION_COLUMN): New accessor
3773         (in_system_header_at): Use linemap_location_in_system_header_p.
3774         * diagnostic.c (diagnostic_report_current_module): Adjust to avoid
3775         touching the internals of struct line_map.  Use the public API instead.
3776         (diagnostic_report_diagnostic): Don't use relational operator '<'
3777         on virtual locations.  Use linemap_location_before_p instead.
3778         * input.c (expand_location): Adjust to expand to the tokens'
3779         spelling location when macro location tracking is on.
3780
3781
3782 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3783
3784         * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
3785
3786 2011-10-13  Andi Kleen  <ak@linux.intel.com>
3787
3788         * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.
3789
3790 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3791
3792         PR tree-optimization/50727
3793         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Add
3794         DEF_STMT to the list of statements to be replaced by the
3795         pattern statements.
3796
3797 2011-10-16  Eric Botcazou  <ebotcazou@adacore.com>
3798
3799         PR rtl-optimization/50615
3800         * combine.c (distribute_notes) <REG_ARGS_SIZE>: Skip if I3 is a no-op.
3801
3802 2011-10-16  Jakub Jelinek  <jakub@redhat.com>
3803
3804         PR tree-optimization/50596
3805         * tree-vectorizer.h (NUM_PATTERNS): Increase to 7.
3806         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3807         vect_recog_bool_pattern.
3808         (check_bool_pattern, adjust_bool_pattern_cast,
3809         adjust_bool_pattern, vect_recog_bool_pattern): New functions.
3810
3811 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3812
3813         * tree-vect-stmts.c (vectorizable_load): For SLP without permutation
3814         treat the first load of the node as the first element in its
3815         interleaving chain.
3816         * tree-vect-slp.c (vect_get_and_check_slp_defs): Swap the operands if
3817         necessary and possible.
3818         (vect_build_slp_tree): Add new argument.  Allow load groups of any size
3819         in basic blocks.  Keep all the loads for further permutation check.
3820         Use the new argument to determine if there is a permutation.  Update
3821         the recursive calls.
3822         (vect_supported_load_permutation_p): Allow subchains of interleaving
3823         chains in basic block vectorization.
3824         (vect_analyze_slp_instance): Update the call to vect_build_slp_tree.
3825         Check load permutation based on the new parameter.
3826         (vect_schedule_slp_instance): Don't start from the first element in
3827         interleaving chain unless the loads are permuted.
3828
3829 2011-10-15  Jan Hubicka  <jh@suse.cz>
3830
3831         PR target/48668
3832         PR target/50689
3833         * cgraphunit.c (cgraph_expand_function): Expand thunks and alises
3834         after function body.
3835
3836 2011-10-15  Richard Henderson  <rth@redhat.com>
3837
3838         * tree-vect-slp.c: Include langhooks.h.
3839         (vect_create_mask_and_perm): Emit VEC_PERM_EXPR, not a builtin.
3840         (vect_transform_slp_perm_load): Use can_vec_perm_expr_p.  Simplify
3841         mask creation for VEC_PERM_EXPR.
3842         * tree-vect-stmts.c (perm_mask_for_reverse): Return the mask,
3843         not the builtin.
3844         (reverse_vec_elements): Emit VEC_PERM_EXPR not a builtin.
3845         * Makefile.in (tree-vect-slp.o): Update dependency.
3846         * optabs.c (can_vec_perm_expr_p): Allow NULL as unknown constant.
3847
3848 2011-10-15  Alan Modra  <amodra@gmail.com>
3849
3850         PR bootstrap/50738
3851         * ifcvt.c (dead_or_predicable): Revert accidental commit with
3852         HAVE_simple_return test.
3853
3854 2011-10-15  Alan Modra  <amodra@gmail.com>
3855
3856         * ifcvt.c (dead_or_predicable): Disable if-conversion when
3857         doing so is likely to kill a shrink-wrapping opportunity.
3858
3859         PR rtl-optimization/49941
3860         * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps.
3861
3862         * rtl.h (set_return_jump_label): Declare.
3863         * function.c (set_return_jump_label): New function, extracted..
3864         (thread_prologue_and_epilogue_insns): ..from here.  Use it in
3865         another instance to set return jump_label.
3866         * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label.
3867         * reorg.c (find_end_label): Likewise.
3868
3869 2011-10-14  David S. Miller  <davem@davemloft.net>
3870
3871         * config/sparc/sol2.h: Protect -m{cpu,tune}=native handling
3872         with a more complete cpp test.
3873         * config/sparc/linux64.h: Likewise.
3874         * config/sparc/linux.h: Likewise.
3875         * config/sparc/sparc.opt (sparc_debug): New target variable.
3876         (mdebug): New target option.
3877         * config/sparc/sparc.h (MASK_DEBUG_OPTIONS, MASK_DEBUG_ALL,
3878         TARGET_DEBUG_OPTIONS): New defines.
3879         * config/sparc/sparc.c (debug_target_flag_bits,
3880         debug_target_flags): New functions.
3881         (sparc_option_override): Add name strings back to cpu_table[].
3882         Parse -mdebug string.  When TARGET_DEBUG_OPTIONS is true, print
3883         out the target flags before and after override processing as well
3884         as the selected cpu.  If MASK_V8PLUS, make sure that the selected
3885         cpu is at least v9.
3886
3887 2011-10-15  Oleg Endo  <oleg.endo@t-online.de>
3888
3889         PR target/49263
3890         * config/sh/sh.h (ZERO_EXTRACT_ANDMASK): New macro.
3891         * config/sh/sh.c (sh_rtx_costs): Add test instruction case.
3892         * config/sh/sh.md (tstsi_t): Name existing insn.  Make inner
3893         and instruction commutative.
3894         (tsthi_t, tstqi_t, tstqi_t_zero, tstsi_t_and_not,
3895         tstsi_t_zero_extract_eq, tstsi_t_zero_extract_xor,
3896         tstsi_t_zero_extract_subreg_xor_little,
3897         tstsi_t_zero_extract_subreg_xor_big): New insns.
3898         (*movsicc_t_false, *movsicc_t_true): Replace space with tab in
3899         asm output.
3900         (*andsi_compact): Reorder alternatives so that K08 is considered first.
3901
3902 2011-10-14  Eric Botcazou  <ebotcazou@adacore.com>
3903
3904         PR target/50354
3905         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if the default
3906         processor is at least V9 and TARGET_64BIT_DEFAULT is defined.
3907
3908 2011-10-14  Gerald Pfeifer  <gerald@pfeifer.com>
3909
3910         * invoke.texi (AVR Options): Avoid \leq{}.
3911
3912 2011-10-14  Kai Tietz  <ktietz@redhat.com>
3913
3914         * gimplify.c (gimplify_expr): Take care that for bitwise-binary
3915         transformation the operands have compatible types.
3916
3917 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3918
3919         * config/i386/sse.md (vec_widen_smult_hi_v8hi,
3920         vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
3921         vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
3922         mode iterator and any_extend code iterator.
3923         (vec_widen_<s>mult_hi_v8si, vec_widen_<s>mult_lo_v8si): New expanders.
3924         (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si): Enable
3925         also for TARGET_SSE4_1 using pmuldq insn.
3926         (sdot_prodv8hi): Macroize using VI2_AVX2 iterator.
3927         (sse2_sse4_1): New code attr.
3928         (udot_prodv4si): Macroize using any_extend code iterator.
3929         (<s>dot_prodv8si): New expander.
3930
3931 2011-10-14  Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
3932
3933         * config/i386/i386.c (atom_cost): Changed cost for loading
3934         QImode using movzbl.
3935
3936 2011-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
3937
3938         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo in my
3939         change on October 11th, 2011.
3940
3941 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3942
3943         * config/i386/sse.md (vec_interleave_high<mode>,
3944         vec_interleave_low<mode>): Add AVX2 expanders for VI_256 modes.
3945         * config/i386/i386.c (expand_vec_perm_interleave3): New function.
3946         (ix86_expand_vec_perm_builtin_1): Call it.
3947
3948 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
3949
3950         Fix thinko from r179765
3951         * config/avr/avr.c (avr_option_override): Don't override
3952         flag_omit_frame_pointer if not actually needed.
3953
3954 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
3955
3956         PR target/46278
3957         * doc/invoke.texi (AVR Options): Document -mstrict-X.
3958
3959         * config/avr/avr.opt (-mstrict-X): New option.
3960         (avr_strict_X): New variable reflecting -mstrict-X.
3961         * config/avr/avr.c (avr_reg_ok_for_addr_p): Add parameter
3962         outer_code and pass it down to avr_regno_mode_code_ok_for_base_p.
3963         (avr_legitimate_address_p): Pass outer_code to
3964         avr_reg_ok_for_addr_p and use that function in case PLUS.
3965         (avr_mode_code_base_reg_class): Depend on avr_strict_X.
3966         (avr_regno_mode_code_ok_for_base_p): Ditto, and depend on outer_code.
3967         (avr_option_override): Disable -fcaller-saves if -mstrict-X is on.
3968
3969 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3970
3971         * config/i386/sse.md (neg<mode>2): Use VI_AVX2 iterator instead
3972         of VI_128.
3973
3974         * config/i386/sse.md (mulv2di3): Macroize using VI8_AVX2 iterator.
3975         (ashl<mode>3): Use VI248_AVX2 iterator instead of VI248_128.
3976         Use <sseinsnmode> instead of TI in mode attr.
3977
3978 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3979
3980         * config/arm/linux-atomic-64bit.c: New (based on linux-atomic.c).
3981         * config/arm/linux-atomic.c: Change comment to point to 64bit version.
3982         (SYNC_LOCK_RELEASE): Instantiate 64bit version.
3983         * config/arm/t-linux-eabi: Pull in linux-atomic-64bit.c.
3984
3985 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3986
3987         * config/arm/arm.c (arm_output_ldrex): Support ldrexd.
3988         (arm_output_strex): Support strexd.
3989         (arm_output_it): New helper to output it in Thumb2 mode only.
3990         (arm_output_sync_loop): Support DI mode.  Change comment to
3991         not support const_int.
3992         (arm_expand_sync): Support DI mode.
3993         * config/arm/arm.h (TARGET_HAVE_LDREXBHD): Split into LDREXBH
3994         and LDREXD.
3995         * config/arm/iterators.md (NARROW): move from sync.md.
3996         (QHSD): New iterator for all current ARM integer modes.
3997         (SIDI): New iterator for SI and DI modes only.
3998         * config/arm/sync.md (sync_predtab): New mode_attr.
3999         (sync_compare_and_swapsi): Fold into sync_compare_and_swap<mode>.
4000         (sync_lock_test_and_setsi): Fold into sync_lock_test_and_setsi<mode>.
4001         (sync_<sync_optab>si): Fold into sync_<sync_optab><mode>.
4002         (sync_nandsi): Fold into sync_nand<mode>.
4003         (sync_new_<sync_optab>si): Fold into sync_new_<sync_optab><mode>.
4004         (sync_new_nandsi): Fold into sync_new_nand<mode>.
4005         (sync_old_<sync_optab>si): Fold into sync_old_<sync_optab><mode>.
4006         (sync_old_nandsi): Fold into sync_old_nand<mode>.
4007         (sync_compare_and_swap<mode>): Support SI & DI.
4008         (sync_lock_test_and_set<mode>): Likewise.
4009         (sync_<sync_optab><mode>): Likewise.
4010         (sync_nand<mode>): Likewise.
4011         (sync_new_<sync_optab><mode>): Likewise.
4012         (sync_new_nand<mode>): Likewise.
4013         (sync_old_<sync_optab><mode>): Likewise.
4014         (sync_old_nand<mode>): Likewise.
4015         (arm_sync_compare_and_swapsi): Turn into iterator on SI & DI.
4016         (arm_sync_lock_test_and_setsi): Likewise.
4017         (arm_sync_new_<sync_optab>si): Likewise.
4018         (arm_sync_new_nandsi): Likewise.
4019         (arm_sync_old_<sync_optab>si): Likewise.
4020         (arm_sync_old_nandsi): Likewise.
4021         (arm_sync_compare_and_swap<mode> NARROW): use sync_predtab, fix indent.
4022         (arm_sync_lock_test_and_setsi<mode> NARROW): Likewise.
4023         (arm_sync_new_<sync_optab><mode> NARROW): Likewise.
4024         (arm_sync_new_nand<mode> NARROW): Likewise.
4025         (arm_sync_old_<sync_optab><mode> NARROW): Likewise.
4026         (arm_sync_old_nand<mode> NARROW): Likewise.
4027
4028 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4029
4030         PR target/48126
4031         * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
4032
4033 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4034
4035         * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
4036
4037 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4038
4039         * doc/invoke.texi ([Wformat-zero-length]): Tidy.
4040
4041 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4042
4043         * gimple.c (walk_stmt_load_store_addr_ops): Call visit_addr also
4044         on COND_EXPR/VEC_COND_EXPR comparison operands if they are ADDR_EXPRs.
4045
4046 2011-10-14  Richard Guenther  <rguenther@suse.de>
4047
4048         PR tree-optimization/50723
4049         * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
4050
4051 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4052
4053         * gengtype.c (files_rules): Added rules for objc/objc-map.h and
4054         objc/objc-map.c.
4055
4056 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4057
4058         PR c++/17212
4059         * doc/invoke.texi ([Wformat-zero-length]): Update.
4060
4061 2011-10-14  Iain Sandoe  <iains@gcc.gnu.org>
4062
4063         PR bootstrap/50699
4064         * config/darwin.c (darwin_patch_builtin): Adjust argument type. Only
4065         build for powerpc targets.  (darwin_patch_builtins): Only build for
4066         powerpc targets.
4067
4068 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4069
4070         * config/i386/sse.md (*avx_cvtdq2pd256_2): Rename to...
4071         (avx_cvtdq2pd256_2): ... this.
4072         (sseunpackfltmode): New mode attr.
4073         (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi,
4074         vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): Macroize
4075         using VI2_AVX2 iterator.
4076         (vec_unpacku_float_hi_v8si, vec_unpacku_float_lo_v8si): New expanders.
4077
4078 2011-10-13  David S. Miller  <davem@davemloft.net>
4079
4080         * config/sparc/sparc.md (plusminus): New code iterator.
4081         (plusminus_insn): New code attr.
4082         (addv2si3, subv2si3, addv4hi3, subv4hi3, addv2hi3, subv2hi3): Merge
4083         using plusminus and plusminus_insn.
4084         (fpadd64_vis, fpsub64_vis): Likewise.
4085
4086 2011-10-13  Richard Henderson  <rth@redhat.com>
4087
4088         * doc/md.texi (vec_perm): Document fallback to byte permutation.
4089         * genopinit.c (optabs): Add vec_perm_const.
4090         * optabs.c (can_vec_perm_expr_p): Rename from expand_vec_perm_expr_p.
4091         Reject non-vector modes.  Allow fallback to byte permutation.
4092         (expand_vec_perm_expr_1): Split out from ...
4093         (expand_vec_perm_expr): ... here.  Allow fallback to byte permutation.
4094         * optabs.h (DOI_vec_perm_const, vec_perm_const_optab): New.
4095         * tree-vect-generic.c (lower_vec_perm): Update for name change.
4096
4097 2011-10-13  Richard Henderson  <rth@redhat.com>
4098
4099         * config/rs6000/altivec.md (vec_permv16qi): New pattern.
4100
4101         * config/rs6000/spu.md (vec_permv16qi): New pattern.
4102
4103         * config/i386/i386.c (ix86_expand_vec_perm_const): New.
4104         * config/i386/i386-protos.h: Update.
4105         * config/i386/sse.md (VEC_PERM_CONST): New mode iterator.
4106         (vec_perm_const<VEC_PERM_CONST>): New expander.
4107
4108         * optabs.c (expand_vector_broadcast): New.
4109         (expand_binop): Expand scalar shifts of vectors to vector shifts
4110         of vectors, if the former isn't supported.
4111         * tree-vect-generic.c (expand_vector_operations_1): Don't do that
4112         here; always simplify to scalar shift of vector if possible.
4113
4114         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix mode
4115         test for vector splat.
4116
4117 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4118
4119         * config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode to V.
4120
4121 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4122             Richard Guenther  <rguenther@suse.de>
4123
4124         * tree-ssa.c (maybe_optimize_var): Drop TREE_ADDRESSABLE from vector
4125         or complex vars even if their DECL_UID is in not_reg_needs bitmap.
4126
4127 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4128
4129         * config/i386/sse.md (reduc_umin_v8hi): New pattern.
4130         * config/i386/i386.c (ix86_build_const_vector): Handle
4131         also V32QI, V16QI, V16HI and V8HI modes.
4132         (emit_reduc_half): New function.
4133         (ix86_expand_reduc): Use phminposuw insn for V8HImode UMIN.
4134         Use emit_reduc_half helper function.
4135
4136 2011-10-13  Lawrence Crowl  <crowl@google.com>
4137             Diego Novillo  <dnovillo@google.com>
4138
4139         * lto-streamer-in.c (input_struct_function_base): Factor out of ...
4140         (input_function): ... here.
4141         * lto-streamer-out.c (output_struct_function_base): Factor out of ...
4142         (output_function): ... here.
4143
4144 2011-10-13  Gabriel Charette  <gchare@google.com>
4145             Diego Novillo  <dnovillo@google.com>
4146
4147         * streamer-hooks.h (struct streamer_hooks): Add hooks
4148         input_location and output_location.
4149         * lto-streamer-in.c (lto_input_location): Use
4150         streamer_hooks.input_location, if set.
4151         * lto-streamer-out.c (lto_output_location): Use
4152         streamer_hooks.output_location, if set.
4153
4154 2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>
4155
4156         * doc/invoke.texi (SPARC options): Document -mfix-at697f.
4157         * config/sparc/sparc.opt (mfix-at697f): New option.
4158         * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
4159         (sparc_reorg): New function.
4160
4161 2011-10-13  Richard Guenther  <rguenther@suse.de>
4162
4163         PR tree-optimization/50712
4164         * ipa-split.c (split_function): Always re-gimplify parameters
4165         when they are not gimple vals before passing them.  Properly
4166         check for type compatibility.
4167
4168 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4169
4170         * function.c (gimplify_parameters): Set number of arguments of call to
4171         BUILT_IN_ALLOCA_WITH_ALIGN to 2.
4172
4173 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4174
4175         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_READONLY_P
4176         for static const strings.
4177         * varasm.c (build_constant_desc): Generate the memory location of the
4178         constant using gen_const_mem.
4179
4180 2011-10-13  Richard Guenther  <rguenther@suse.de>
4181
4182         PR tree-optimization/50698
4183         * tree-data-ref.c (split_constant_offset_1): Also process
4184         offsets of &MEM.
4185
4186 2011-10-12  David S. Miller  <davem@davemloft.net>
4187
4188         * config/sparc/sparc.md (UNSPEC_FPMERGE): Delete.
4189         (UNSPEC_MUL16AU, UNSPEC_MUL8, UNSPEC_MUL8SU, UNSPEC_MULDSU): New
4190         unspecs.
4191         (fpmerge_vis): Remove inaccurate comment, represent using vec_select
4192         of a vec_concat.
4193         (vec_interleave_lowv8qi, vec_interleave_highv8qi): New insns.
4194         (fmul8x16_vis, fmul8x16au_vis, fmul8sux16_vis, fmuld8sux16_vis):
4195         Reimplement as unspecs and remove inaccurate comments.
4196         (vis3_shift_patname): New code attr.
4197         (<vis3_shift_insn><vbits>_vis): Rename to
4198         "v<vis3_shift_patname><mode>3".
4199         (vis3_addsub_ss_patname): New code attr.
4200         (<vis3_addsub_ss_insn><vbits>_vis): Rename to
4201         "<vis3_addsub_ss_patname><mode>3".
4202         * config/sparc/sparc.c (sparc_vis_init_builtins): Update to
4203         accommodate pattern name changes.
4204
4205         * config/sparc/sparc.h: Do not force TARGET_VIS3 and TARGET_FMAF
4206         to zero when assembler lacks support for such instructions.
4207         * config/sparc/sparc.c (sparc_option_override): Clear MASK_VIS3
4208         and MASK_FMAF in defaults when assembler lacks necessary support.
4209
4210 2011-10-12  Jakub Jelinek  <jakub@redhat.com>
4211
4212         * config/i386/sse.md (vec_unpacks_lo_<mode>,
4213         vec_unpacks_hi_<mode>, vec_unpacku_lo_<mode>,
4214         vec_unpacku_hi_<mode>): Change VI124_128 mode to VI124_AVX2.
4215         * config/i386/i386.c (ix86_expand_sse_unpack): Handle
4216         V32QImode, V16HImode and V8SImode for TARGET_AVX2.
4217
4218         * config/i386/sse.md (vec_avx2): New mode_attr.
4219         (mulv16qi3): Macroize to cover also mulv32qi3 for TARGET_AVX2 into ...
4220         (mul<mode>3): ... this.
4221
4222         * config/i386/i386.md (UNSPEC_VPERMDI): Remove.
4223         * config/i386/i386.c (ix86_expand_vec_perm): Handle
4224         V16QImode and V32QImode for TARGET_AVX2.
4225         (MAX_VECT_LEN): Increase to 32.
4226         (expand_vec_perm_blend): Add support for 32-byte integer
4227         vectors with TARGET_AVX2.
4228         (valid_perm_using_mode_p): New function.
4229         (expand_vec_perm_pshufb): Add support for 32-byte integer
4230         vectors with TARGET_AVX2.
4231         (expand_vec_perm_vpshufb2_vpermq): New function.
4232         (expand_vec_perm_vpshufb2_vpermq_even_odd): New function.
4233         (expand_vec_perm_even_odd_1): Handle 32-byte integer vectors
4234         with TARGET_AVX2.
4235         (ix86_expand_vec_perm_builtin_1): Try expand_vec_perm_vpshufb2_vpermq
4236         and expand_vec_perm_vpshufb2_vpermq_even_odd.
4237         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Add for TARGET_AVX2
4238         32-byte integer vector modes.
4239         (vec_pack_trunc_<mode>): Use VI248_AVX2 instead of VI248_128.
4240         (avx2_interleave_highv32qi, avx2_interleave_lowv32qi): Remove pasto.
4241         (avx2_pshufdv3, avx2_pshuflwv3, avx2_pshufhwv3): Generate
4242         4 new operands.
4243         (avx2_pshufd_1, avx2_pshuflw_1, avx2_pshufhw_1): Don't use
4244         match_dup, instead add 4 new operands and require they have
4245         right cross-lane values.
4246         (avx2_permv4di): Change into define_expand.
4247         (avx2_permv4di_1): New instruction.
4248         (avx2_permv2ti): Use nonimmediate_operand instead of register_operand
4249         for "xm" constrained operand.
4250         (VEC_PERM_AVX2): Add V32QI and V16QI for TARGET_AVX2.
4251
4252         * config/i386/sse.md (avx2_gathersi<mode>,
4253         avx2_gatherdi<mode>, avx2_gatherdi<mode>256): Add clobber of
4254         match_scratch, change memory_operand to register_operand,
4255         add (mem:BLK (scratch)) use.
4256         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>,
4257         *avx2_gatherdi<mode>256): Add clobber of match_scratch,
4258         add earlyclobber to the output operand and match_scratch,
4259         add (mem:BLK (scratch)) use, change the other mem to match_operand.
4260         Use %p6 instead of %c6 in the pattern.
4261         * config/i386/i386.c (ix86_expand_builtin): Adjust for
4262         operand 2 being a Pmode register_operand instead of memory_operand.
4263
4264 2011-10-12  Kai Tietz  <ktietz@redhat.com>
4265
4266         * config/i386/i386.md (simple_return): Disable if TARGET_SEH is active.
4267
4268 2011-10-12  Steve Ellcey  <sje@cup.hp.com>
4269
4270         * config/ia64/ia64.c (ia64_init_builtins): Fix unbalanced parentheses.
4271
4272 2011-10-12  Richard Guenther  <rguenther@suse.de>
4273
4274         * tree-ssa-alias.c (maybe_skip_until): Cache also at the point
4275         of the first store we visit in a basic-block.
4276         (get_continuation_for_phi): Search for a candidate VUSE that
4277         might dominates all others.  Do pairwise disambiguation against
4278         that candidate.
4279
4280 2011-10-12  Paul Koning  <pkoning@gcc.gnu.org>
4281
4282         PR tree-optimization/50189
4283         * tree-vrp.c (extract_range_from_assert): Use the type of
4284         the variable, not the limit.
4285
4286 2011-10-12  Richard Guenther  <rguenther@suse.de>
4287
4288         PR tree-optimization/50700
4289         * tree-object-size.c (addr_object_size): Simplify and treat
4290         MEM_REF bases consistently.
4291
4292 2011-10-12  Bernd Schmidt  <bernds@codesourcery.com>
4293
4294         * function.c (prepare_shrink_wrap, bb_active_p): New function.
4295         (thread_prologue_and_epilogue_insns): Use bb_active_p.  Call
4296         prepare_shrink_wrap, then recompute bb_active_p for the last block.
4297
4298 2011-10-12  Joseph Myers  <joseph@codesourcery.com>
4299
4300         PR c/50565
4301         * convert.c (convert_to_integer): Do not narrow operands of
4302         pointer subtraction.
4303
4304 2011-10-12  Nick Clifton  <nickc@redhat.com>
4305
4306         * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): New macro.  Used to
4307         emit a .eabi_attribute assembler directive, possibly with a
4308         comment attached.
4309         * config/arm/arm.c (arm_file_start): Use the new macro.
4310         * config/arm/arm-c.c (arm_output_c_attributes): Likewise.
4311
4312 2011-10-12  Georg-Johann Lay  <avr@gjlay.de>
4313
4314         PR target/49939
4315         * config/avr/avr.md (*movqi): Rename to movqi_insn.
4316         (*call_insn): Rename to call_insn.
4317         (*call_value_insn): Rename to call_value_insn.
4318         * config/avr/avr.c (avr_2word_insn_p): New static function.
4319         (jump_over_one_insn_p): Use it.
4320
4321 2011-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
4322
4323         * expr.h (copy_blkmode_to_reg): Declare.
4324         * expr.c (copy_blkmode_to_reg): New function.
4325         (expand_assignment): Don't expand register RESULT_DECLs before
4326         the lhs.  Use copy_blkmode_to_reg to copy BLKmode values into a
4327         RESULT_DECL register.
4328         (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
4329         * stmt.c (expand_return): Move BLKmode-to-register code into
4330         copy_blkmode_to_reg.
4331
4332 2011-10-11  Eric Botcazou  <ebotcazou@adacore.com>
4333
4334         PR target/49965
4335         * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
4336         (mov<F:mode>cc): Likewise.
4337
4338 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4339
4340         * tree-ssa-address.c (copy_ref_info): Remove copy of TREE_THIS_NOTRAP.
4341
4342 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4343
4344         * tree.h (built_in_decls): Delete old interface with two parallel
4345         arrays to hold standard builtin declarations, and replace it with
4346         a function based interface that can support creating builtins on
4347         the fly in the future.  Change all uses, and poison the old
4348         names.  Make sure 0 is not a legitimate builtin index.
4349         (implicit_built_in_decls): Ditto.
4350         (built_in_info): Ditto.
4351         (BUILTIN_VALID_P): Ditto.
4352         (builtin_decl_explicit): Ditto.
4353         (builtin_decl_implicit): Ditto.
4354         (set_builtin_decl): Ditto.
4355         (set_builtin_decl_implicit_p): Ditto.
4356         (builtin_decl_explicit_p): Ditto.
4357         (builtin_decl_implicit_p): Ditto.
4358         * tree-complex.c (expand_complex_libcall): Ditto.
4359         * tree-loop-distribution.c (generate_memset_zero): Ditto.
4360         * tree-ssa-strlen.c (get_string_length): Ditto.
4361         (handle_builtin_strcpy): Ditto.
4362         (handle_builtin_strcat): Ditto.
4363         * tree.c (iterative_hash_expr): Ditto.
4364         (local_define_builtin): Ditto.
4365         (build_common_builtin_nodes): Ditto.
4366         * builtins.c (built_in_decls): Ditto.
4367         (implicit_built_in_decls): Ditto.
4368         (built_in_info): Ditto
4369         (expand_builtin_classify_type): Ditto.
4370         (mathfn_built_in_1): Ditto.
4371         (expand_builtin_cexpi): Ditto.
4372         (expand_builtin_mempcpy_args): Ditto.
4373         (expand_builtin_stpcpy): Ditto.
4374         (gimplify_va_arg_expr): Ditto.
4375         (expand_builtin_sync_operation): Ditto.
4376         (build_builtin_expect_predicate): Ditto.
4377         (fold_builtin_memory_op): Ditto.
4378         (fold_builtin_strcpy): Ditto.
4379         (fold_builtin_stpcpy): Ditto.
4380         (fold_builtin_strncpy): Ditto.
4381         (fold_builtin_interclass_mathfn): Ditto.
4382         (fold_builtin_classify): Ditto.
4383         (fold_builtin_2): Ditto.
4384         (fold_builtin_strstr): Ditto.
4385         (fold_builtin_strrchr): Ditto.
4386         (fold_builtin_strpbrk): Ditto.
4387         (fold_builtin_strcat): Ditto.
4388         (fold_builtin_strncat): Ditto.
4389         (fold_builtin_strcspn): Ditto.
4390         (fold_builtin_fputs): Ditto.
4391         (fold_builtin_sprintf): Ditto.
4392         (fold_builtin_snprintf): Ditto.
4393         (expand_builtin_memory_chk): Ditto.
4394         (fold_builtin_memory_chk): Ditto.
4395         (fold_builtin_stxcpy_chk): Ditto.
4396         (fold_builtin_strncpy_chk): Ditto.
4397         (fold_builtin_strcat_chk): Ditto.
4398         (fold_builtin_strncat_chk): Ditto.
4399         (fold_builtin_sprintf_chk_1): Ditto.
4400         (fold_builtin_snprintf_chk_1): Ditto.
4401         (fold_builtin_printf): Ditto.
4402         (fold_builtin_fprintf): Ditto.
4403         (fold_call_stmt): Ditto.
4404         (set_builtin_user_assembler_name): Ditto.
4405         * tree-emutls.c (emutls_common_1): Ditto.
4406         * omp-low.c (scan_omp): Ditto.
4407         (lower_rec_input_clauses): Ditto.
4408         (lower_reduction_clauses): Ditto.
4409         (expand_parallel_call): Ditto.
4410         (expand_task_call): Ditto.
4411         (maybe_catch_exception): Ditto.
4412         (optimize_omp_library_calls): Ditto.
4413         (expand_omp_for_generic): Ditto.
4414         (expand_omp_for_static_nochunk): Ditto.
4415         (expand_omp_for_static_chunk): Ditto.
4416         (expand_omp_sections): Ditto.
4417         (expand_omp_atomic_fetch_op): Ditto.
4418         (expand_omp_atomic_pipeline): Ditto.
4419         (expand_omp_atomic_mutex): Ditto.
4420         (lower_omp_single_simple): Ditto.
4421         (lower_omp_single_copy): Ditto.
4422         (lower_omp_master): Ditto.
4423         (lower_omp_ordered): Ditto.
4424         (lower_omp_critical): Ditto.
4425         * tree-ssa-ccp.c (optimize_stdarg_builtin): Ditto.
4426         * builtins.c (DEF_BUILTIN_STUB): Ditto.
4427         (BUILT_IN_NONE): Ditto.
4428         * tree-ssa-math-opts.c (execute_optimize_bswap): Ditto.
4429         * gimple-low.c (lower_function_body): Ditto.
4430         (lower_builtin_setjmp): Ditto.
4431         * c-decl.c (merge_decls): Ditto.
4432         * tree-eh.c (lower_resx): Ditto.
4433         (lower_resx): Ditto.
4434         (lower_eh_dispatch): Ditto.
4435         * function (gimplify_parameters): Ditto.
4436         * c-typeck.c (build_function_call_vec): Ditto.
4437         * gimplify.c (build_stack_save_restore): Ditto.
4438         (gimplify_vla_decl): Ditto.
4439         (gimplify_modify_expr_to_memcpy): Ditto.
4440         (gimplify_modify_expr_to_memset): Ditto.
4441         (gimplify_variable_sized_compare): Ditto.
4442         (gimplify_function_tree): Ditto.
4443         * calls.c (emit_call_1): Ditto.
4444         * tree-ssa-forprop.c (simplify_builtin_call): Ditto.
4445         * tree-nested.c (convert_nl_goto_reference): Ditto.
4446         (convert_tramp_reference_op): Ditto.
4447         (finalize_nesting_tree_1): Ditto.
4448         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4449         (tree_ssa_prefetch_arrays): Ditto.
4450         * tree-streamer-in.c (streamer_get_builtin_tree): Ditto.
4451         * system.h (built_in_decls): Ditto.
4452         (implicit_built_in_decls): Ditto.
4453         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4454         * config/sparc/sparc.c (sparc_gimplify_va_arg): Ditto.
4455         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
4456         (ix86_veclibabi_svml): Ditto.
4457         (ix86_veclibabi_acml): Ditto.
4458         * config/vms/vms.c (vms_patch_builtins): Ditto.
4459         * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4460         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Ditto.
4461         (rs6000_builtin_vectorized_libmass): Ditto.
4462         (rs6000_init_builtins): Ditto.
4463         * config/darwin.c (darwin_override_options): Ditto.
4464         (darwin_patch_builtin): Ditto.
4465         (darwin_rename_builtins): Ditto.
4466         * config/pa/pa.c (pa_init_builtins): Ditto.
4467
4468 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4469
4470         * tree.h (copy_ref_info): Expose existing function.
4471         * tree-ssa-loop-ivopts.c (copy_ref_info): Move function to...
4472         * tree-ssa-address.c (copy_ref_info): ...here, and remove static token.
4473
4474 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4475
4476         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): New
4477         prototype.
4478         (avr_regno_mode_code_ok_for_base_p): New prototype.
4479         * config/avr/avr.h (BASE_REG_CLASS): Remove.
4480         (REGNO_OK_FOR_BASE_P): Remove.
4481         (REG_OK_FOR_BASE_NOSTRICT_P): Remove.
4482         (REG_OK_FOR_BASE_STRICT_P): Remove.
4483         (MODE_CODE_BASE_REG_CLASS): New define.
4484         (REGNO_MODE_CODE_OK_FOR_BASE_P): New define.
4485         * config/avr/avr.c (avr_mode_code_base_reg_class): New function.
4486         (avr_regno_mode_code_ok_for_base_p): New function.
4487         (avr_reg_ok_for_addr_p): New static function.
4488         (avr_legitimate_address_p): Use it.  Beautify.
4489
4490 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4491
4492         PR target/50447
4493         * config/avr/avr.md (cc): Add out_plus attribute alternative.
4494         (addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
4495         avr_out_plus for all CONST_INT addends.
4496         * config/avr/avr-protos.h (avr_out_plus): Change prototype.
4497         * config/avr/avr.c (notice_update_cc): Call avr_out_plus on
4498         CC_OUT_PLUS.
4499         (avr_out_plus_1): Change prototype and report effect on cc0.
4500         (avr_out_plus): Ditto.
4501         (adjust_insn_length): Adapt call to avr_out_plus to new prototype.
4502
4503 2011-10-11  H.J. Lu  <hongjiu.lu@intel.com>
4504
4505         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
4506         the extra break.
4507
4508 2011-10-11  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
4509
4510         * doc/invoke.texi: Document new warning.
4511         * common.opt (Wvector-operation-performance): Define new warning.
4512         * tree-vect-generic.c (expand_vector_piecewise): Warn about expanded
4513         vector operation.
4514         (exapnd_vector_parallel): Warn about expanded vector operation.
4515         (lower_vec_shuffle): Warn about expanded vector operation.
4516         * c-typeck.c (c_build_vec_perm_expr): Store correct location
4517         when creating VEC_PERM_EXPR.
4518
4519 2011-10-11  Richard Guenther  <rguenther@suse.de>
4520
4521         PR tree-optimization/50204
4522         * tree-ssa-alias.c (get_continuation_for_phi_1): Split out
4523         two argument handling from ...
4524         (get_continuation_for_phi): ... here.  Handle arbitrary number
4525         of PHI args.
4526
4527 2011-10-11  Richard Sandiford  <richard.sandiford@linaro.org>
4528
4529         * modulo-sched.c: Fix comment typo.  Mention the possibility
4530         of using scheduling windows of II+1 cycles.
4531
4532 2011-10-11  Tristan Gingold  <gingold@adacore.com>
4533
4534         * doc/invoke.texi (C Dialect Options): Document
4535         -fallow-parameterless-variadic-functions.
4536         * c-parser.c (c_parser_parms_list_declarator): Handle it.
4537
4538 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4539
4540         * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
4541         to 0 if frame pointer is needed for unwinding.
4542
4543 2011-10-10  Uros Bizjak  <ubizjak@gmail.com>
4544
4545         PR bootstrap/50665
4546         * optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
4547         optab_index to enum direct_optab_index.
4548         (vec_perm_optab): Update.
4549
4550 2011-10-10  Anatoly Sokolov  <aesok@post.ru>
4551
4552         * config/cris/cris.c (cris_preferred_reload_class): New function.
4553         (TARGET_PREFERRED_RELOAD_CLASS): Define.
4554         * config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.
4555
4556 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4557
4558         * config/avr/avr.md (*tablejump_rjmp): Change insn condition to
4559         !AVR_HAVE_JMP_CALL.
4560         (*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
4561         (*tablejump_enh, *tablejump): Remove insns.
4562         * config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
4563         EIJMP for indirect jump.  Use LPM Z+ where available.
4564
4565 2011-10-10  Richard Henderson  <rth@redhat.com>
4566
4567         * doc/md.texi (vec_perm_const): Fix typo in cindex.
4568
4569 2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
4570             Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4571
4572         * config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.
4573
4574 2011-10-10  Richard Guenther  <rguenther@suse.de>
4575
4576         PR middle-end/50389
4577         * gimple-fold.c (gimplify_and_update_call_from_tree): Do not
4578         mark symbols for renaming.  Append the VUSE to all statements
4579         that possibly can have one.
4580
4581 2011-10-10  Richard Guenther  <rguenther@suse.de>
4582
4583         * ipa-split.c (pass_split_functions): Add verification TODOs.
4584         (pass_feedback_split_functions): Likewise.
4585
4586 2011-10-10  Richard Guenther  <rguenther@suse.de>
4587
4588         PR middle-end/50195
4589         * fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
4590         only when optimizing.
4591
4592 2011-10-10  Nick Clifton  <nickc@redhat.com>
4593
4594         PR middle-end/49801
4595         * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
4596         df_get_live_out instead of accessing the bitmaps directly.
4597         (execute_compare_elim_after_reload): Remove calls to df_set_flags,
4598         df_live_add_problem and df_analyze.
4599
4600 2011-10-10  Michael Matz  <matz@suse.de>
4601
4602         PR middle-end/50638
4603         * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.
4604
4605 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4606
4607         * modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
4608         (SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
4609         (node_sched_params): Remove first_reg_move and nreg_moves.
4610         (ps_num_consecutive_stages, extend_node_sched_params): New functions.
4611         (update_node_sched_params): Move up file.
4612         (print_node_sched_params): Print the stage.  Don't dump info related
4613         to first_reg_move and nreg_moves.
4614         (set_columns_for_row): New function.
4615         (set_columns_for_ps): Move up file and use set_columns_for_row.
4616         (schedule_reg_move): New function.
4617         (schedule_reg_moves): Call extend_node_sched_params and
4618         schedule_reg_move.  Extend size of uses bitmap.  Initialize
4619         num_consecutive_stages.  Return false if a move could not be
4620         scheduled.
4621         (apply_reg_moves): Don't emit moves here.
4622         (permute_partial_schedule): Handle register moves.
4623         (duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
4624         to the same stage-count test as ddg nodes.
4625         (generate_prolog_epilog): Update calls accordingly.
4626         (sms_schedule): Allow move-scheduling to add a new first stage.
4627
4628 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4629
4630         * modulo-sched.c (ps_insn): Adjust comment.
4631         (ps_reg_move_info): New structure.
4632         (partial_schedule): Add reg_moves field.
4633         (SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
4634         (node_sched_params): Turn first_reg_move into an identifier.
4635         (ps_reg_move): New function.
4636         (ps_rtl_insn): Cope with register moves.
4637         (ps_first_note): Adjust comment and assert that the instruction
4638         isn't a register move.
4639         (node_sched_params): Replace with...
4640         (node_sched_param_vec): ...this vector.
4641         (set_node_sched_params): Adjust accordingly.
4642         (print_node_sched_params): Take a partial schedule instead of a ddg.
4643         Use ps_rtl_insn and ps_reg_move.
4644         (generate_reg_moves): Rename to...
4645         (schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
4646         move in the partial schedule, but don't emit it here.  Don't perform
4647         register substitutions here either.
4648         (apply_reg_moves): New function.
4649         (duplicate_insns_of_cycles): Use register indices directly,
4650         rather than finding instructions using PREV_INSN.  Use ps_reg_move.
4651         (sms_schedule): Call schedule_reg_moves before committing to
4652         a partial schedule.   Try the next ii if the schedule fails.
4653         Use apply_reg_moves instead of generate_reg_moves.  Adjust
4654         call to print_node_sched_params.  Free node_sched_param_vec
4655         instead of node_sched_params.
4656         (create_partial_schedule): Initialize reg_moves.
4657         (free_partial_schedule): Free reg_moves.
4658
4659 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4660
4661         * modulo-sched.c (ps_insn): Replace node field with an identifier.
4662         (SCHED_ASAP): Replace with..
4663         (NODE_ASAP): ...this macro.
4664         (SCHED_PARAMS): New macro.
4665         (SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
4666         (SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
4667         (node_sched_params): Remove asap.
4668         (ps_rtl_insn, ps_first_note): New functions.
4669         (set_node_sched_params): Use XCNEWVEC.  Don't copy across the
4670         asap values.
4671         (print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
4672         (generate_reg_moves): Pass ids to the SCHED_* macros.
4673         (update_node_sched_params): Take a ps insn identifier rather than
4674         a node as parameter.  Use ps_rtl_insn.
4675         (set_columns_for_ps): Update for above field and SCHED_* macro changes.
4676         (permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
4677         (optimize_sc): Update for above field and SCHED_* macro changes.
4678         Update calls to try_scheduling_node_in_cycle and
4679         update_node_sched_params.
4680         (duplicate_insns_of_cycles): Adjust for above field and SCHED_*
4681         macro changes.  Use ps_rtl_insn and ps_first_note.
4682         (sms_schedule): Pass ids to the SCHED_* macros.
4683         (get_sched_window): Adjust for above field and SCHED_* macro changes.
4684         Use NODE_ASAP instead of SCHED_ASAP.
4685         (try_scheduling_node_in_cycle): Remove node parameter.  Update
4686         call to ps_add_node_check_conflicts.  Pass ids to the SCHED_* macros.
4687         (sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
4688         (ps_insert_empty_row): Adjust for above field changes.
4689         (compute_split_row): Use ids rather than nodes.
4690         (verify_partial_schedule): Adjust for above field changes.
4691         (print_partial_schedule): Use ps_rtl_insn.
4692         (create_ps_insn): Take an id rather than a node.
4693         (ps_insn_find_column): Adjust for above field changes.
4694         Use ps_rtl_insn.
4695         (ps_insn_advance_column): Adjust for above field changes.
4696         (add_node_to_ps): Remove node parameter.  Update call to
4697         create_ps_insn.
4698         (ps_has_conflicts): Use ps_rtl_insn.
4699         (ps_add_node_check_conflicts): Replace node parameter than an id.
4700
4701 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4702
4703         * modulo-sched.c (undo_replace_buff_elem): Delete.
4704         (generate_reg_moves): Don't build and return an undo list.
4705         (free_undo_replace_buff): Delete.
4706         (sms_schedule): Adjust call to generate_reg_moves.
4707         Don't call free_undo_replace_buff.
4708
4709 2011-10-10  Matthias Klose <doko@ubuntu.com>
4710
4711         * common/config/m32c: Remove empty directory.
4712
4713 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4714
4715         * config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.
4716
4717 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4718
4719         PR target/50652
4720         * config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
4721         atmega164a to 0x100.
4722
4723 2011-10-09  Eric Botcazou  <ebotcazou@adacore.com>
4724
4725         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
4726         the replacement if the conversion to the LHS type is not useless.
4727
4728 2011-10-09  Ira Rosen  <ira.rosen@linaro.org>
4729
4730         PR tree-optimization/50635
4731         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
4732         DEF_STMT to the list of statements to be replaced by the
4733         pattern statements.
4734         (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.
4735
4736 2011-10-09  Anatoly Sokolov  <aesok@post.ru>
4737
4738         * system.h: Commit forgotten hunk in previous patch.
4739         (OUTPUT_ADDR_CONST_EXTRA): Poison.
4740
4741 2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>
4742
4743         PR libobjc/50428
4744         * doc/objc.texi (Garbage Collection): Updated example to protect
4745         +initialize against execution in subclasses.
4746
4747 2011-10-07  Richard Henderson  <rth@redhat.com>
4748
4749         * doc/extend.texi (__builtin_shuffle): Improve the description to
4750         include the modulus of the selector.  Mention OpenCL.
4751         * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.
4752
4753         * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
4754         * genopinit.c (optabs): Rename vshuffle to vec_perm.
4755         * c-typeck.c (c_build_vec_perm_expr): Rename from
4756         c_build_vec_shuffle_expr.  Update for name changes.
4757         * optabs.c (expand_vec_perm_expr_p): Rename from
4758         expand_vec_shuffle_expr_p.
4759         (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
4760         * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
4761         (vec_perm_optab): Rename from vshuffle_optab.
4762         * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
4763         c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
4764         tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.
4765
4766         * config/i386/i386.c (ix86_expand_vec_perm): Rename from
4767         ix86_expand_vshuffle.
4768         * config/i386/i386-protos.h: Update.
4769         * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
4770         (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.
4771
4772 2011-10-07  Richard Henderson  <rth@redhat.com>
4773
4774         * config/i386/predicates.md (avx2_pblendw_operand): New.
4775         * config/i386/sse.md (sse4_1_pblendw): Un-macroize.
4776         (avx2_pblendw, *avx2_pblendw): New expander and insn.
4777
4778 2011-10-07  Richard Henderson  <rth@redhat.com>
4779
4780         * config/i386/i386.c (bdesc_args): Update code for
4781         __builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
4782         and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
4783         (ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
4784         * config/i386/sse.md (mode iterator V16): Add V2TI.
4785         (mode iterator SSESCALARMODE): Use V2TI not V4DI.
4786         (mode attr ssse3_avx2): Add V2TI.
4787         (avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.
4788
4789 2011-10-07  David S. Miller  <davem@davemloft.net>
4790
4791         PR 50655
4792         * configure.ac: Add .register directives to VIS3 test.
4793         * configure: Regenerate.
4794
4795 2011-10-07  Richard Henderson  <rth@redhat.com>
4796
4797         * config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
4798
4799 2011-10-07  Richard Henderson  <rth@redhat.com>
4800
4801         PR 49752
4802         * fold-const.c (fold_checksum_tree): Remove out-of-date assert.
4803
4804 2011-10-07  Andrew Stubbs  <ams@codesourcery.com>
4805
4806         * config/arm/predicates.md (shift_amount_operand): Remove constant
4807         range check.
4808         (shift_operator): Check range of constants for all shift operators.
4809
4810 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4811
4812         * config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
4813         Load GOT pointer for non-pic builds.
4814         (s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
4815         (s390_emit_call): Likewise.
4816
4817 2011-10-07  Tom de Vries  <tom@codesourcery.com>
4818
4819         PR middle-end/50527
4820         * tree.c (build_common_builtin_nodes): Add local_define_builtin for
4821         BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
4822         throw.
4823         * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
4824         arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
4825         (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4826         (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4827         * tree-ssa-ccp.c (evaluate_stmt): Set align for
4828         BUILT_IN_ALLOCA_WITH_ALIGN.
4829         (fold_builtin_alloca_for_var): Rename to ...
4830         (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
4831         BUILT_IN_ALLOCA_WITH_ALIGN argument.
4832         (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
4833         fold_builtin_alloca_with_align.
4834         (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4835         * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
4836         DEF_BUILTIN_STUB.
4837         * ipa-pure-const.c (special_builtin_state): Handle
4838         BUILT_IN_ALLOCA_WITH_ALIGN.
4839         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
4840         (call_may_clobber_ref_p_1): Same.
4841         * function.c (gimplify_parameters): Lower vla to
4842         BUILT_IN_ALLOCA_WITH_ALIGN.
4843         * gimplify.c (gimplify_vla_decl): Same.
4844         * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4845         * tree-mudflap.c (mf_xform_statements): Same.
4846         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4847         (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
4848         * varasm.c (incorporeal_function_p): Same.
4849         * tree-object-size.c (alloc_object_size): Same.
4850         * gimple.c (gimple_build_call_from_tree): Same.
4851
4852 2011-10-07  Bernd Schmidt  <bernds@codesourcery.com>
4853
4854         * function.c (frame_required_for_rtx): Remove function.
4855         (requires_stack_frame_p): New arg set_up_by_prologue.  All callers
4856         changed.  Compute a set of mentioned registers and compare against
4857         the new arg rather than calling frame_required_for_rtx.
4858         (thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
4859         reg set.  Convert the unconverted_simple_returns mechanism to store
4860         jump insns rather than their basic blocks.  Also check the
4861         orig_entry_edge destination for new blocks.
4862
4863 2011-10-07  Jakub Jelinek  <jakub@redhat.com>
4864
4865         PR tree-optimization/50650
4866         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
4867         call vect_is_simple_cond here, instead fail if cond_expr isn't
4868         COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
4869         for cond_expr's first operand.
4870         * tree-vect-stmts.c (vect_is_simple_cond): Static again.
4871         * tree-vectorizer.h (vect_is_simple_cond): Remove prototype.
4872
4873 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4874
4875         * config/s390/s390.md (DWH, dwh): New mode macros.
4876         ("umulsidi3"): Extend to support "umulditi3" as well.
4877
4878 2011-10-07  Uros Bizjak  <ubizjak@gmail.com>
4879             H.J. Lu  <hongjiu.lu@intel.com>
4880
4881         PR target/50603
4882         * config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
4883         integer PLUS RTX to a register to improve address combine.
4884
4885 2011-10-06  Richard Henderson  <rth@redhat.com>
4886
4887         * combine-stack-adjust.c (maybe_move_args_size_note): Add after
4888         parameter; use it to decide whether to merge two notes.
4889         (combine_stack_adjustments_for_block): Use maybe_move_args_size_note
4890         for the deallocation case as well.
4891
4892 2011-10-06  Anatoly Sokolov  <aesok@post.ru>
4893
4894         * system.h (OUTPUT_ADDR_CONST_EXTRA): Poison.
4895         * doc/tm.texi.in (OUTPUT_ADDR_CONST_EXTRA): Remove documentation.
4896         * doc/tm.texi: Regenerate.
4897         * target.def (output_addr_const_extra): Use
4898         hook_bool_FILEptr_rtx_false.
4899         * targhooks.c (default_asm_output_addr_const_extra): Remove.
4900         * targhooks.h (default_asm_output_addr_const_extra): Remove.
4901         * hooks.c (hook_bool_FILEptr_rtx_false): New functions.
4902         * hooks.h (hook_bool_FILEptr_rtx_false): Declare.
4903
4904 2011-10-06  David S. Miller  <davem@davemloft.net>
4905
4906         * config/sparc/sparc.md (popcount<mode>2, clz<mode>2): Split up into...
4907         (popcountdi2, popcountsi2, clzdi2, clzsi2): Explicit expanders, in the
4908         SI mode 64-bit code gen case explicitly zero-extend and truncate.
4909         (*popcount<mode>_sp64): Split up into...
4910         (*popcountdi_sp64, *popcountsi_64): Explicit instantiations, and in the
4911         SImode case use truncate.
4912         (*clzsi_sp64): Rewrite to use truncate, and let the expander emit the
4913         subtract so the compiler can optimize it.
4914         (SIDI): Remove unused mode iterator.
4915
4916 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4917
4918         * function.c (thread_prologue_and_epilogue_insns): Emit split prologue
4919         on the orig_entry_edge. Don't account for it in prologue_clobbered.
4920
4921 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4922
4923         PR tree-optimization/50596
4924         * tree-vectorizer.h (vect_is_simple_cond): New prototype.
4925         (NUM_PATTERNS): Change to 6.
4926         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): New
4927         function.
4928         (vect_vect_recog_func_ptrs): Add vect_recog_mixed_size_cond_pattern.
4929         (vect_mark_pattern_stmts): Don't create stmt_vinfo for def_stmt
4930         if it already has one, and don't set STMT_VINFO_VECTYPE in it
4931         if it is already set.
4932         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Handle
4933         COND_EXPR in pattern stmts.
4934         (vect_is_simple_cond): No longer static.
4935
4936 2001-10-06  Richard Henderson  <rth@redhat.com>
4937
4938         * config/i386/i386.c (ix86_expand_vshuffle): Add AVX2 support.
4939         * config/i386/sse.md (sseshuffint): Remove.
4940         (sseintvecmode): Support V16HI, V8HI, V32QI, V16QI.
4941         (VSHUFFLE_AVX2): New mode iterator.
4942         (vshuffle<mode>): Use it.
4943         (avx_vec_concat<V_256>): Rename from *vec_concat<V_256>_avx.
4944
4945         * config/i386/i386.c (ix86_expand_sse_movcc): Use correct mode
4946         for vector_all_ones_operand.
4947         (ix86_expand_int_vcond): Distinguish between comparison mode
4948         and data mode.  Allow them to differ.
4949         (ix86_expand_vshuffle): Don't force data mode to match maskmode.
4950
4951 2001-10-06  Richard Henderson  <rth@redhat.com>
4952
4953         * optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
4954         mask operand.  Tidy the code.
4955
4956 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4957
4958         * tree-vect-patterns.c (vect_pattern_recog_1): Use
4959         vect_recog_func_ptr typedef for the first argument.
4960         (vect_pattern_recog): Rename vect_recog_func_ptr variable
4961         to vect_recog_func, use vect_recog_func_ptr typedef for it.
4962
4963         PR tree-optimization/49279
4964         * tree-ssa-structalias.c (find_func_aliases): Don't handle
4965         CAST_RESTRICT.
4966         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
4967         restrict propagation.
4968         * tree-ssa.c (useless_type_conversion_p): Don't return false
4969         if TYPE_RESTRICT differs.
4970
4971 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4972
4973         * function.c (thread_prologue_and_epilogue_insns): Build a vector
4974         of unconverted simple return blocks rather than trying to
4975         recompute them later based on bb_flags bitmap tests.
4976
4977 2011-10-06  Michael Matz  <matz@suse.de>
4978
4979         * tree-flow.h (get_var_ann): Don't declare.
4980         * tree-flow-inline.h (get_var_ann): Remove.
4981         (set_is_used): Use var_ann, not get_var_ann.
4982         * tree-dfa.c (add_referenced_var): Inline body of get_var_ann.
4983         * tree-profile.c (gimple_gen_edge_profiler): Call
4984         find_referenced_var_in.
4985         (gimple_gen_interval_profiler): Ditto.
4986         (gimple_gen_pow2_profiler): Ditto.
4987         (gimple_gen_one_value_profiler): Ditto.
4988         (gimple_gen_average_profiler): Ditto.
4989         (gimple_gen_ior_profiler): Ditto.
4990         (gimple_gen_ic_profiler): Ditto plus call add_referenced_var.
4991         (gimple_gen_ic_func_profiler): Call add_referenced_var.
4992         * tree-mudflap.c (execute_mudflap_function_ops): Call
4993         add_referenced_var.
4994
4995 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4996
4997         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): For lhs
4998         don't set SSA_NAME_DEF_STMT that has been already set by
4999         gimple_build_assign_with_ops.
5000         (vect_recog_pow_pattern, vect_recog_widen_sum_pattern,
5001         vect_operation_fits_smaller_type, vect_recog_over_widening_pattern):
5002         Likewise.
5003
5004         * tree.h (avoid_folding_inline_builtin): New prototype.
5005         * builtins.c (avoid_folding_inline_builtin): No longer static.
5006         * gimple-fold.c (gimple_fold_builtin): Give up if
5007         avoid_folding_inline_builtin returns true.
5008
5009 2011-10-06  Richard Guenther  <rguenther@suse.de>
5010
5011         * tree-vect-generic.c (vector_element): Look at previous
5012         generated results.
5013
5014 2011-10-06  David Edelsohn  <dje.gcc@gmail.com>
5015
5016         PR target/39950
5017         * config/rs6000/aix.h (TARGET_OS_AIX_CPP_BUILTINS): Define
5018         __powerpc__, __PPC__, __unix__.
5019
5020 2011-10-06  Michael Matz  <matz@suse.de>
5021
5022         * i386/i386.opt (recip_mask, recip_mask_explicit,
5023         x_recip_mask_explicit): New variables and cl_target member.
5024         (mrecip=): New option.
5025         * i386/i386.h (RECIP_MASK_DIV, RECIP_MASK_SQRT, RECIP_MASK_VEC_DIV,
5026         RECIP_MASK_VEC_SQRT, RECIP_MASK_ALL, RECIP_MASK_NONE): New bitmasks.
5027         (TARGET_RECIP_DIV, TARGET_RECIP_SQRT, TARGET_RECIP_VEC_DIV,
5028         TARGET_RECIP_VEC_SQRT): New tests.
5029         * i386/i386.md (divsf3): Check TARGET_RECIP_DIV.
5030         (sqrt<mode>2): Check TARGET_RECIP_SQRT.
5031         * i386/sse.md (div<mode>3): Check TARGET_RECIP_VEC_DIV.
5032         (sqrt<mode>2): Check TARGET_RECIP_VEC_SQRT.
5033         * i386/i386.c (ix86_option_override_internal): Set recip_mask
5034         for -mrecip and -mrecip=options.
5035         (ix86_function_specific_save): Save recip_mask_explicit.
5036         (ix86_function_specific_restore): Restore recip_mask_explicit.
5037
5038         * doc/invoke.texi (ix86 Options): Document the new option.
5039
5040 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5041
5042         PR target/49049
5043         * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
5044
5045 2011-10-06  Ulrich Weigand  <ulrich.weigand@linaro.org>
5046
5047         PR target/50305
5048         * config/arm/arm.c (arm_legitimize_reload_address): Recognize
5049         output of a previous pass through legitimize_reload_address.
5050         Do not attempt to optimize addresses if the base register is
5051         equivalent to a constant.
5052
5053 2011-10-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5054
5055         * function.c (thread_prologue_and_epilogue_insns): Mark
5056         last_bb_active as possibly unused.  It is unused for targets which
5057         do neither have "return" nor "simple_return" expanders.
5058
5059 2011-10-06  Richard Guenther  <rguenther@suse.de>
5060
5061         * fold-const.c (fold_ternary_loc): Also fold non-constant
5062         vector CONSTRUCTORs.  Make more efficient.
5063         * tree-ssa-dom.c (cprop_operand): Don't handle virtual operands.
5064         (cprop_into_stmt): Don't propagate into virtual operands.
5065         (optimize_stmt): Really dump original statement.
5066
5067 2011-10-06  Nick Clifton  <nickc@redhat.com>
5068
5069         * config/rx/rx.md (smin3): Revert previous delta.
5070
5071 2011-10-06  Richard Guenther  <rguenther@suse.de>
5072
5073         PR tree-optimization/38884
5074         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
5075         reads from aggregate SSA names.
5076
5077 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5078
5079         * tree-vect-patterns.c (vect_pattern_recog_1): Add stmts_to_replace
5080         argument, truncate it at the beginning instead of allocating there
5081         and freeing at the end.
5082         (vect_pattern_recog): Allocate stmts_to_replace here and free at end,
5083         pass its address to vect_pattern_recog_1.
5084
5085 2011-10-05  David S. Miller  <davem@davemloft.net>
5086
5087         * config/sparc/sparc.opt (POPC): New option.
5088         * doc/invoke.texi: Document it.
5089         * config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
5090         default on Niagara-2 and later.
5091         * config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5092         * config/sparc/sparc.md (SIDI): New mode iterator.
5093         (ffsdi2): Delete commented out pattern and comments.
5094         (popcount<mode>2, clz<mode>2): New expanders.
5095         (*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
5096         *clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
5097
5098 2011-10-06  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5099
5100         PR middle-end/50607
5101         * c-tree.h (c_expr_t): New typedef for struct c_expr.
5102         (C_EXPR_APPEND): New macro.
5103         * c-parser.c (c_parser_get_builtin_args): Preserve
5104         original_tree_code of c_expr structure.
5105         (c_parser_postfix_expression): Adjust to the new function.
5106
5107 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5108
5109         * function.c (thread_prologue_and_epilogue_insns): Don't shrink-wrap
5110         if profiling after the prologue.
5111
5112 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5113
5114         PR tree-optimization/50613
5115         * tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
5116         operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
5117         and if it is neither that not SSA_NAME, give up.
5118
5119 2011-10-05  Richard Henderson  <rth@redhat.com>
5120
5121         * tree-vect-generic.c (vector_element): Never fail.  Use
5122         build_zero_cst.  Tidy up type references.
5123         (lower_vec_shuffle): Never fail.  Mask shuffle indicies.  Reduce
5124         code duplication.  Do update_stmt here ...
5125         (expand_vector_operations_1): ... not here.
5126
5127         * config/i386/i386.c (ix86_expand_vshuffle): Never fail.  Handle
5128         TARGET_XOP.  Fix pshufb constant vector creation.  Reduce code
5129         duplication.  Handle V2DI without SSE4.1.
5130         * config/i386/i386-protos.h (ix86_expand_vshuffle): Update decl.
5131         * config/i386/i386.md (vshuffle<V_128>): Remove assert for ok.
5132
5133 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5134
5135         * config/i386/i386.c (distance_non_agu_define): Simplify calculation
5136         of "found".  Simplify return value calculation.
5137         (distance_agu_use): Ditto.
5138
5139 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5140
5141         PR bootstrap/50621
5142         * config/i386/i386.c (ix86_add_cfa_restore_note): Omit notes only
5143         if the function was not shrink-wrapped.
5144         (ix86_expand_epilogue): Ensure queued cfa_adjust notes are attached
5145         to an insn.
5146         * function.c (thread_prologue_and_epilogue_insns): Make sure the
5147         shrink_wrapped flag is set even if there is no dump file.
5148
5149 2011-10-05  DJ Delorie  <dj@redhat.com>
5150             Nick Clifton  <nickc@redhat.com>
5151
5152         * config/rx/rx.opt (mpid): Define.
5153         * config/rx/t-rx (MULTILIB_OPTIONS): Add -mpid
5154         (MULTILIB_DIRNAMES): Add pid.
5155         * config/rx/rx.c (rx_gp_base_regnum_val, rx_pid_base_regnum_val)
5156         (rx_num_interrupt_regs): New variable.
5157         (rx_gp_base_regnum): New function.  Returns the number of the
5158         small data area register.
5159         (rx_pid_base_regnum): New function.  Returns the number of the pid
5160         base register.
5161         (rx_decl_for_addr): New function.  Returns the symbolic part of a MEM.
5162         (rx_pid_data_operand): New function.  Returns whether an object is
5163         in the position independent data area.
5164         (rx_legitimize_address): New function.  Puts undecided PID
5165         objects in the PID data area.
5166         (rx_is_legitimate_address): Add support for PID operands.
5167         (rx_print_operand_address): Likewise.
5168         (rx_print_operand): Likewise.
5169         (rx_maybe_pidify_operand): New function.  Determine if an operand
5170         is suitable for PID addressing.
5171         (rx_gen_move_template): Add PID support.
5172         (rx_conditional_register_usage): Likewise.
5173         (rx_option_override): Initialise rx_num_interrupt_regs.
5174         (rx_is_legitimate_constant): Add support for PID constants.
5175         (TARGET_LEGITIMIZE_ADDRESS): Define.
5176         * config/rx/constraints.md (Rpid): Define.
5177         (Rpda): Define.
5178         * config/rx/rx.md (UNSPEC_PID_ADDR): Define.
5179         (tablejump): Add PID support.
5180         (mov<>): Likewise.
5181         (mov<>_internal): Likewise.
5182         (addsi3): Convert to an expander.  Add PID support.
5183         (pid_addr): New pattern.
5184         * config/rx/rx.h (CPP_SPEC): Define.
5185         (ASM_SPEC): Pass -mpid and -mint-register on to assembler.
5186         (CASE_VECTOR_PC_RELATIVE): Define.
5187         (JUMP_TABLES_IN_TEXT_SECTION): Enable for PID mode.
5188         * config/rx/rx-protos.h (rx_maybe_pidify_operand): Prototype.
5189         * doc/invoke.texi (RX Options): Document -mpid command line option.
5190
5191 2011-10-05  Richard Guenther  <rguenther@suse.de>
5192
5193         PR tree-optimization/38885
5194         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial reads
5195         from constants.
5196
5197 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5198
5199         * doc/invoke.texi (-fshrink-wrap): Document.
5200         * opts.c (default_options_table): Add it.
5201         * common.opt (fshrink-wrap): Add.
5202         * function.c (emit_return_into_block): Remove useless declaration.
5203         (record_hard_reg_uses_1, record_hard_reg_uses, frame_required_for_rtx,
5204         requires_stack_frame_p, gen_return_pattern): New static functions.
5205         (emit_return_into_block): New arg simple_p.  All callers changed.
5206         Use gen_return_pattern.
5207         (thread_prologue_and_epilogue_insns): Implement shrink-wrapping.
5208         * config/i386/i386.md (return): Expand into a simple_return.
5209         (simple_return): New expander):
5210         (simple_return_internal, simple_return_internal_long,
5211         simple_return_pop_internal_long, simple_return_indirect_internal):
5212         Renamed from return_internal, return_internal_long,
5213         return_pop_internal_long and return_indirect_internal; changed to use
5214         simple_return.
5215         * config/i386/i386.c (ix86_expand_epilogue): Adjust to expand
5216         simple returns.
5217         (ix86_pad_returns): Likewise.
5218         * function.h (struct rtl_data): Add member shrink_wrapped.
5219         * cfgcleanup.c (outgoing_edges_match): If shrink-wrapped, edges that
5220         are not jumps or sibcalls can't be compared.
5221
5222 2011-10-05  Richard Guenther  <rguenther@suse.de>
5223
5224         * tree-ssa-sccvn.c (vn_get_expr_for): Handle CONSTRUCTOR of
5225         vector type.
5226         (simplify_unary_expression): Handle BIT_FIELD_REFs.
5227         (try_to_simplify): Handle BIT_FIELD_REFs.
5228
5229 2011-10-05  Georg-Johann Lay  <avr@gjlay.de>
5230
5231         * config/avr/avr-protos.h (avr_out_addto_sp): New prototype.
5232         * config/avr/avr.c (avr_out_addto_sp): New function.
5233         (adjust_insn_length): Handle ADJUST_LEN_ADDTO_SP.
5234         * config/avr/avr.md (adjust_len): Add "addto_sp".
5235         (*movhi_sp): Remove insn.
5236         (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): Merge to *addhi3_sp_R.
5237
5238 2011-10-05  Richard Guenther  <rguenther@suse.de>
5239
5240         * gimple-fold.c (gimple_fold_stmt_to_constant_1): For ternary ops
5241         with an embedded expression valueize and fold that as well.
5242         * tree-ssa-sccvn.c (try_to_simplify): Also allow SSA name
5243         results from gimple_fold_stmt_to_constant_1.
5244
5245 2011-10-05  Nick Clifton  <nickc@redhat.com>
5246
5247         * config/rx/rx.md (tablejump): Add missing label.
5248         (adddi3_internal): Mark operand 0 as early-clobbered.
5249         (smaxsi3): Revert previous delta.
5250         (adc_internal): Fix whitespace in generated asm.
5251         (adc_flags): Likewise.
5252
5253 2011-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5254
5255         * expmed.c (expand_mult_highpart_optab): Replace optab_handler
5256         with the new widening_optab_handler.
5257
5258 2011-10-05  Richard Guenther  <rguenther@suse.de>
5259
5260         PR tree-optimization/50609
5261         * gimple-fold.c (fold_array_ctor_reference): Also handle
5262         vector typed constructors.
5263         (fold_ctor_reference): Dispatch to fold_array_ctor_reference
5264         for vector typed constructors.
5265
5266 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5267
5268         * config/i386/i386.c (ix86_emit_binop): New static function.
5269         (ix86_split_lea_for_addr): Use ix86_emit_binop to emit add and shl
5270         instructions.
5271         (x86_output_mi_thunk): Use ix86_emit_binop to emit add instructions.
5272
5273 2011-10-04  David S. Miller  <davem@davemloft.net>
5274
5275         * config/sparc/sparc.md (UNSPEC_FHADD, UNSPEC_FHSUB,
5276         UNSPEC_XMUL): New unspecs.
5277         (muldi3_v8plus): Use output_v8plus_mult.
5278         (*naddsf3, *nadddf3, *nmulsf3, *nmuldf3, *nmuldf3_extend):
5279         New VIS 3.0 combiner patterns.
5280         (fhaddsf_vis, fhadddf_vis, fhsubsf_vis, fhsubdf_vis,
5281         fnhaddsf_vis, fnhaddf_vis, umulxhi_vis, *umulxhi_sp64,
5282         umulxhi_v8plus, xmulx_vis, *xmulx_sp64, xmulx_v8plus,
5283         xmulxhi_vis, *xmulxhi_sp64, xmulxhi_v8plus): New VIS 3.0
5284         builtins patterns.
5285         * config/sparc/sparc.c (sparc_vis_init_builtins): Emit new builtins.
5286         (output_v8plus_mult): New function.
5287         * config/sparc/sparc-protos.h: Declare it.
5288         * config/sparc/visintrin.h (__vis_fhadds, __vis_fhaddd,
5289         __vis_fhsubs, __vis_fhsubd, __vis_fnhadds, __vis_fnhaddd,
5290         __vis_umulxhi, __vis_xmulx, __vis_xmulxhi): New intrinsics.
5291         * doc/extend.texi: Document new builtins.
5292
5293 2011-10-04  Richard Henderson  <rth@redhat.com>
5294
5295         * c-typeck.c (c_build_vec_shuffle_expr): Fix uninitialized variable.
5296         Avoid save_expr unless two_arguments.
5297
5298 2011-10-04  Ozkan Sezer  <sezeroz@gmail.com>
5299
5300         * config/i386/mingw-w64.h (CPP_SPEC): Rename _REENTRANCE to _REENTRANT.
5301         * config/i386/mingw32.h (CPP_SPEC): Likewise.
5302
5303 2011-10-04  David S. Miller  <davem@davemloft.net>
5304
5305         * config/sparc/driver-sparc.c (cpu_names): Fix string for supersparc
5306         under Linux.
5307
5308 2011-10-04  Jakub Jelinek  <jakub@redhat.com>
5309
5310         PR tree-optimization/50604
5311         * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy,
5312         fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure
5313         last argument to memcpy has size_type_node type instead of ssizetype.
5314         * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node
5315         instead of TREE_TYPE (len) as type for newlen.
5316
5317         PR tree-optimization/50522
5318         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Don't test
5319         TYPE_RESTRICT.
5320         (ptr_derefs_may_alias_p): Call pt_solutions_same_restrict_base
5321         unconditionally.
5322
5323         * fold-const.c (fold_unary_loc): Don't optimize
5324         POINTER_PLUS_EXPR casted to TYPE_RESTRICT pointer by
5325         casting the inner pointer if it isn't TYPE_RESTRICT.
5326         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't through
5327         casts from non-TYPE_RESTRICT pointer to TYPE_RESTRICT pointer.
5328
5329 2011-10-04  Joseph Myers  <joseph@codesourcery.com>
5330
5331         * config.gcc (i[34567]86-*-elf*, x86_64-*-elf*): Use i386/t-crtstuff.
5332
5333 2011-10-04  Jan Hubicka  <jh@suse.cz>
5334
5335         * lto-streamer.h (lto_input_toplevel_asms): Add order_base parameter.
5336         * lto-streamer-in.c (lto_input_toplevel_asms): Stream in order.
5337         * lto-streamer-out.c (lto_output_toplevel_asms): Stream out order.
5338         * lto-cgraph.c (order_base): New static var.
5339         (lto_output_node): Stream in order.
5340         (lto_output_varpool_node): Stream out order.
5341         (input_node): Stream in order.
5342         (input_varpool_node): Stream out order.
5343         (input_cgraph_1): Initialize order base; update call of
5344         lto_input_toplevel_asms.
5345
5346 2011-10-04  Georg-Johann Lay  <avr@gjlay.de>
5347
5348         PR target/50566
5349         * config/avr/avr-protos.h (avr_legitimize_reload_address): New
5350         prototype.
5351         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Copy worker code
5352         from here...
5353         * config/avr/avr.c (avr_legitimize_reload_address) ...to this new
5354         function.  Log if avr_log.legitimize_reload_address.
5355
5356 2011-10-04  Eric Botcazou  <ebotcazou@adacore.com>
5357
5358         * config/sparc/sparc.c (sparc_fold_builtin): Use a sequence of tests.
5359
5360 2011-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5361
5362         * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
5363         variables.  Fix second operand of DR.  Swap inputs for sdiv_qrnnd.
5364
5365 2011-10-03  David S. Miller  <davem@davemloft.net>
5366
5367         * config/sparc/sparc.md (fpack16_vis, fpackfix_vis, fpack32_vis): Make
5368         GSR_REG an input operand to UNSPEC instead of a parallel USE.
5369         (faligndata<V64I:mode>_vis): Likewise and use DI mode.
5370         (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis, alignaddrldi_vis):
5371         Reference GSR_REG in DI mode, simplify convoluted expressions by using
5372         zero_extract.
5373         (bshuffle<V64I:mode>_vis): Reference GSR_REG in DI mode.
5374
5375 2011-10-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
5376
5377         * tree-eh.c (remove_unreachable_handlers): Obvious cleanup.
5378
5379 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5380             Ian Lance Taylor  <iant@google.com>
5381
5382         * godump.c (go_output_typedef): Support printing enum values that
5383         don't fit in a signed HOST_WIDE_INT.
5384
5385 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5386
5387         * config/cris/cris.c (cris_output_addr_const_extra): Make static.
5388         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5389         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5390         * config/cris/cris-protos.h (cris_output_addr_const_extra): Remove.
5391
5392 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5393
5394         * config/m68k/m68k.c (m68k_output_addr_const_extra): Make static.
5395         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5396         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5397         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Remove.
5398
5399 2011-10-03  Steve Ellcey  <sje@cup.hp.com>
5400
5401         PR target/49967
5402         * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
5403         (gcc_cv_ld_static_option): Ditto.
5404         (gcc_cv_ld_dynamic_option): Ditto.
5405         * configure: Regenerate.
5406
5407 2011-10-03  David S. Miller  <davem@davemloft.net>
5408
5409         * config/sparc/sparc.md (bmask<P:mode>_vis): Split into explicit 'di'
5410         and 'si' patterns which describe the GSR changes explicitly in the
5411         RTL using zero_extract.
5412         (bshuffle<V64I:mode>_vis): Put the GSR use inside of the unspec.
5413
5414         * config/sparc/sparc.md (bshuffle<V64I:mode>_vis): Don't wrap
5415         GSR_REG in a USE, since it's now a true arg to the UNSPEC.
5416
5417 2011-10-03  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5418
5419         * optabs.c (expand_vec_shuffle_expr_p): New function. Checks
5420         if given expression can be expanded by the target.
5421         (expand_vec_shuffle_expr): New function. Expand VEC_SHUFFLE_EXPR
5422         using target vector instructions.
5423         * optabs.h: New optab vshuffle.
5424         (expand_vec_shuffle_expr_p): New prototype.
5425         (expand_vec_shuffle_expr): New prototype.
5426         (vshuffle_optab): New optab.
5427         * genopinit.c: Adjust to support vecshuffle.
5428         * c-tree.h (c_build_vec_shuffle_expr): New prototype.
5429         * expr.c (expand_expr_real_2): Adjust.
5430         * c-typeck.c: (c_build_vec_shuffle_expr): Build a VEC_SHUFFLE_EXPR
5431         recognizing the cases of two and three arguments.
5432         (convert_arguments) (build_binary_op)
5433         (scalar_to_vector) (build_array_ref): Spurious whitespace.
5434         * gimplify.c (gimplify_exp): Adjusted to support VEC_SHUFFLE_EXPR.
5435         * tree.def: New tree code VEC_SHUFFLE_EXPR.
5436         * tree-inline.c (estimate_operator_cost): Recognize VEC_SHUFFLE_EXPR.
5437         * tree-vect-generic.c (vector_element): New function. Returns an
5438         element of the vector at the given position.
5439         (lower_vec_shuffle): Checks if VEC_SHUFLLE_EXPR is supported
5440         by the backend or expand an expression piecewise.
5441         (expand_vector_operations_1): Adjusted.
5442         (gate_expand_vector_operations_noop): New gate function.
5443         * Makefile.in (tree-vect-generic.o): New include.
5444         * gimple.c (get_gimple_rhs_num_ops): Adjust.
5445         * tree-cfg.c (verify_gimple_assign_trenary): Verify VEC_SHUFFLE_EXPR.
5446         * passes.c: Move veclower down.
5447         * tree-pretty-print.c (dump_generic_node): Recognize
5448         VEC_SHUFFLE_EXPR as valid expression.
5449         * c-parser.c (c_parser_get_builtin_args): Helper function for the
5450         builtins with variable number of arguments.
5451         (c_parser_postfix_expression): Use a new helper function for
5452         RID_CHOOSE_EXPR, RID_BUILTIN_COMPLEX and RID_BUILTIN_SHUFFLE.
5453         * tree-ssa-operands: Adjust.
5454         * c-family/c-common.c: New __builtin_shuffle keyword.
5455         * c-family/c-common.h: New __builtin_shuffle keyword.
5456         * gcc/doc/extend.texi: Adjust.
5457
5458         * gcc/config/i386/sse.md: (sseshuffint) New mode_attr.  Correspondence
5459         between the vector and the type of the mask when shuffling.
5460         (vecshuffle<mode>): New expansion.
5461         * gcc/config/i386/i386-protos.h (ix86_expand_vshuffle): New prototype.
5462         * gcc/config/i386/i386.c (ix86_expand_vshuffle): New function.
5463         (ix86_vectorize_builtin_vec_perm_ok): Adjust.
5464
5465 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5466
5467         PR tree-optimization/50587
5468         * tree-ssa-reassoc.c (init_range_entry): Stop iterating when
5469         arg0 is not a SSA_NAME.
5470
5471 2011-10-03  Richard Sandiford  <rdsandiford@googlemail.com>
5472
5473         * ipa-inline-analysis.c (MAX_TIME): Update comment.
5474
5475 2011-10-02  Richard Henderson  <rth@redhat.com>
5476             David S. Miller  <davem@davemloft.net>
5477
5478         * config/sparc/sparc.md (ashlsi3, *ashldi3_sp64): Remove
5479         conditional insn type setting, we always emit a shift.
5480         (*ashlsi3_extend, *lshrsi3_extend0): New patterns.
5481         (*lshrsi3_extend): Rename to *lshrsi3_extend1.
5482         * config/sparc/predicates.md (const_one_operand): Delete.
5483
5484 2011-10-02  Gerald Pfeifer  <gerald@pfeifer.com>
5485
5486         * invoke.texi (SPARC Options): Refer to GNU/Linux.
5487
5488 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5489
5490         * config/mips/mips.c (mips_frame_barrier): New function.
5491         (mips_expand_prologue): Call it after allocating stack space.
5492         (mips_deallocate_stack): New function.
5493         (mips_expand_epilogue): Call mips_frame_barrier and
5494         mips_deallocate_stack.
5495
5496 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5497
5498         PR target/49696
5499         * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
5500         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5501         (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
5502
5503 2011-10-02  Jan Hubicka  <jh@suse.cz>
5504
5505         * cgraphunit.c (verify_edge_count_and_frequency): Bounds check.
5506
5507         * cgraphunit.c (ipa_passes): Remove unrechable nodes.
5508         * lto-streamer-out.c (produce_symtab): Skip unused extern declarations.
5509         * ipa.c (cgraph_remove_unreachable_nodes): Do not assume that external
5510         functions are reachable when address is taken.
5511         * tree-sra.c (modify_function): Free dominance info.
5512
5513 2011-10-02  Jan Hubicka  <jh@suse.cz>
5514
5515         * ipa-inline-analysis.c (inline_summary_alloc): Bounds check.
5516
5517         * ipa-inline-analysis.c (reset_inline_edge_summary): New function.
5518         (reset_inline_summary): New function.
5519         (compute_inline_parameters, inline_node_removal_hook,
5520         inline_edge_removal_hook): Use it.
5521         (inline_free_summary): Reset holders correctly.
5522         (inline_generate_summary): Free summary before computing it.
5523
5524 2011-10-02  Paolo Carlini  <paolo.carlini@oracle.com>
5525
5526         PR preprocessor/36819
5527         * incpath.c (merge_include_chains): Call free_path on
5528         heads[QUOTE] and tails[QUOTE].
5529
5530 2011-10-02  Jan Hubicka  <jh@suse.cz>
5531
5532         PR lto/47247
5533         * lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
5534         when resolution is already availbale from plugin.
5535         (lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
5536         * cgraph.c (ld_plugin_symbol_resolution): Add
5537         prevailing_def_ironly_exp.
5538         * lto-cgraph.c (LDPR_NUM_KNOWN): Update.
5539         * ipa.c (varpool_externally_visible_p): IRONLY variables are never
5540         externally visible.
5541         * varasm.c (resolution_to_local_definition_p): Add
5542         LDPR_PREVAILING_DEF_IRONLY_EXP.
5543         (resolution_local_p): Likewise.
5544
5545 2011-10-01  David S. Miller  <davem@davemloft.net>
5546
5547         * config/sparc/sparc.opt (VIS3): New option.
5548         * doc/invoke.texi: Document it.
5549         * config/sparc/sparc.h: Force TARGET_VIS3 to zero if assembler is
5550         not capable of such instructions.
5551         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5552         to 0x300 when TARGET_VIS3.
5553         * config/sparc/sparc-modes.def: Create 16-byte vector modes.
5554         * config/sparc/sparc.md (UNSPEC_CMASK8, UNSPEC_CMASK16, UNSPEC_CMASK32,
5555         UNSPEC_FCHKSM16, UNSPEC_PDISTN, UNSPC_FUCMP): New unspecs.
5556         (V64N8, VASS): New mode iterators.
5557         (vis3_shift, vis3_addsub_ss): New code iterators.
5558         (vbits, vconstr): New mode attributes.
5559         (vis3_shift_insn, vis3_addsub_ss_insn): New code attributes.
5560         (cmask8<P:mode>_vis, cmask16<P:mode>_vis, cmask32<P:mode>_vis,
5561         fchksm16_vis, <vis3_shift_insn><vbits>_vis, pdistn<mode>_vis,
5562         fmean16_vis, fpadd64_vis, fpsub64_vis,
5563         <vis3_addsub_ss_insn><vbits>_vis, fucmp<code>8<P:mode>_vis): New
5564         VIS 3.0 instruction patterns.
5565         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS3 by
5566         default when targetting capable cpus.  TARGET_VIS3 implies
5567         TARGET_VIS2 and TARGET_VIS, and clear them when TARGET_FPU is disabled.
5568         (sparc_vis_init_builtins): Emit new VIS 3.0 builtins.
5569         (sparc_fold_builtin): Do not eliminate cmask{8,16,32} when result
5570         is ignored.
5571         * config/sparc/visintrin.h (__vis_cmask8, __vis_cmask16,
5572         __vis_cmask32, __vis_fchksm16, __vis_fsll16, __vis_fslas16,
5573         __vis_fsrl16, __vis_fsra16, __vis_fsll32, __vis_fslas32,
5574         __vis_fsrl32, __vis_fsra32, __vis_pdistn, __vis_fmean16,
5575         __vis_fpadd64, __vis_fpsub64, __vis_fpadds16, __vis_fpadds16s,
5576         __vis_fpsubs16, __vis_fpsubs16s, __vis_fpadds32, __vis_fpadds32s,
5577         __vis_fpsubs32, __vis_fpsubs32s, __vis_fucmple8, __vis_fucmpne8,
5578         __vis_fucmpgt8, __vis_fucmpeq8): New VIS 3.0 interfaces.
5579         * doc/extend.texi: Document new VIS 3.0 builtins.
5580
5581 2011-10-01  Eric Botcazou  <ebotcazou@adacore.com>
5582
5583         * ira-color.c (assign_hard_reg): Fix typo.
5584
5585 2011-09-30  H.J. Lu  <hongjiu.lu@intel.com>
5586
5587         * doc/extend.texi: Add missing ','.
5588
5589 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5590
5591         * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
5592         Enable -fmodulo-sched at -O2 and above.
5593         * config/c6x/c6x.md (doloop_end): New expander.
5594         (mvilc, sploop, spkernel, loop_end): New patterns.
5595         (loop_end with memory destination splitter): New.
5596         * config/c6x/c6x.c: Include "hw-doloop.h".
5597         (enum unitreqs): New.
5598         (unit_req_table): New typedef.
5599         (unit_reqs): New static variable.
5600         (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
5601         res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
5602         hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
5603         hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
5604         (struct c6x_sched_context): New member last_scheduled_iter0.
5605         (init_sched_state): Initialize it.
5606         (c6x_variable_issue): Update it.
5607         (sploop_max_uid_iter0): New static variable.
5608         (c6x_sched_reorder_1): Be careful about issuing sploop.
5609         (c6x_reorg): Call c6x_hwlooops before the final schedule.
5610
5611 2011-09-30  Georg-Johann Lay  <avr@gjlay.de>
5612
5613         PR target/50566
5614         * config/avr/avr-protos.h (avr_log_t): New field address_cost.
5615         * config/avr/avr.c (avr_address_cost): Use it.
5616         * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
5617         (avr_log_vadump): Unknown %-codes finish printing.
5618
5619 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5620
5621         PR inline-asm/50571
5622         * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
5623         input constraints allow mem and not reg, pass true instead of
5624         false as second argument to maybe_fold_reference.
5625
5626         PR tree-optimization/46309
5627         * fold-const.c (make_range, merge_ranges): Remove prototypes.
5628         (make_range_step): New function.
5629         (make_range): Use it.
5630         * tree.h (make_range_step): New prototypes.
5631         * Makefile.in (tree-ssa-reassoc.o): Depend on $(DIAGNOSTIC_CORE_H).
5632         * tree-ssa-reassoc.c: Include diagnostic-core.h.
5633         (struct range_entry): New type.
5634         (init_range_entry, range_entry_cmp, update_range_test,
5635         optimize_range_tests): New functions.
5636         (reassociate_bb): Call optimize_range_tests.
5637
5638 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5639             Richard Guenther  <rguenther@suse.de>
5640
5641         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle
5642         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5643         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.  Fix
5644         handling of BUILT_IN_STRNCAT and BUILT_IN_STRNCAT_CHK.
5645         (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
5646         BUILT_IN_STRNCAT, BUILT_IN_STRCAT_CHK and BUILT_IN_STRNCAT_CHK.
5647
5648 2011-09-30  Jan Beulich  <jbeulich@suse.com>
5649
5650         * lto-cgraph.c (output_cgraph): Remove processing of
5651         'cgraph_asm_nodes', call lto_output_toplevel_asms() instead.
5652         (input_cgraph_1): Remove loop calling cgraph_add_asm_node(), call
5653         lto_input_toplevel_asms() instead.
5654         * lto-section-in.c (lto_section_name): Add "asm" entry.
5655         * lto-streamer-in.c (lto_input_toplevel_asms): New.
5656         * lto-streamer-out.c (lto_output_toplevel_asms): New.
5657         * lto-streamer.h (LTO_minor_version): Bump.
5658         (enum lto_section_type): Add LTO_section_asm.
5659         (struct lto_asm_header): New.
5660         (lto_input_toplevel_asms, lto_output_toplevel_asms): Declare.
5661         * tree-streamer.h (streamer_write_string_cst): Declare.
5662         * tree-streamer-out.c (write_string_cst): Rename to
5663         streamer_write_string_cst and make global. Handle incoming string
5664         being NULL.
5665         (streamer_write_tree_header): Adjust call to renamed function.
5666
5667 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5668
5669         * haifa-sched.c (modulo_ii, modulo_max_states, modulo_n_insns,
5670         modulo_insns_scheduled, modulo_iter0_max_uid, modulo_backtracks_left,
5671         modulo_last_stage): New static variables.
5672         (set_modulo_params, discard_delay_pairs_above): New functions.
5673         (struct delay_pair): New member stages.
5674         (htab_i2_traverse, htab_i1_traverse): New static functions.
5675         (record_delay_slot_pair): New arg stages.  All callers changed.
5676         Record it.
5677         (pair_delay): Take stages into account.
5678         (add_delay_dependencies): Don't do so for stage pairs.
5679         (struct sched_block_state): New member modulo_epilogue.
5680         (save_backtrack_point): Don't set SHADOW_P for stage pairs.
5681         (unschedule_insns_until): Decrease modulo_insns_scheduled.
5682         Set HARD_DEP without using or.
5683         (resolve_dependencies): New static function.
5684         (prune_ready_list): New arg modulo_epilogue_p.  All callers changed.
5685         If it is true, allow only insns with INSN_EXACT_TICK set.
5686         (schedule_block): Return bool, always true for normal scheduling,
5687         true or false depending on modulo scheduling success otherwise.
5688         Add bookkeeping for modulo scheduling, and call resolve_dependencies
5689         on everything left over after a modulo schedule.
5690         (haifa_sched_init): Remove check_cfg call.  Clear modulo_ii.
5691         * sched-int.h (schedule_block, record_delay_slot_pair): Adjust
5692         declarations.
5693         (set_modulo_params, discard_delay_pairs_above): Declare.
5694         * params.def (PARAM_MAX_MODULO_BACKTRACK_ATTEMPS): New.
5695         * doc/invoke.texi (--param): Document it.
5696
5697         * sched-ebb.c (schedule_ebb): No longer static.  Remove declaration.
5698         New arg modulo_scheduling.  All callers changed.  Move note handling
5699         code here from schedule_ebbs.
5700         (schedule_ebbs_finish, schedule_ebbs_init): New functions, broken
5701         out of schedule_ebbs.
5702         (schedule_ebbs): Call them.  Remove note handling code moved to
5703         schedule_ebb.
5704         * sched-int.h (schedule_ebb, schedule_ebbs_init,
5705         schedule_ebbs_finish): Declare.
5706
5707 2011-09-30  Richard Guenther  <rguenther@suse.de>
5708
5709         PR middle-end/50574
5710         * tree-cfg.c (verify_gimple_comparison): Compare component
5711         mode sizes for vector comparisons.
5712
5713 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5714
5715         * ddg.c (autoinc_var_is_used_p): New function.
5716         (create_ddg_dep_from_intra_loop_link,
5717         add_cross_iteration_register_deps): Call it.
5718         * ddg.h (autoinc_var_is_used_p): Declare.
5719         * modulo-sched.c (generate_reg_moves): Call autoinc_var_is_used_p.
5720         (sms_schedule): Handle instructions with REG_INC.
5721
5722 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5723
5724         * modulo-sched.c (generate_reg_moves): Skip instructions that
5725         do not set a register and verify no regmoves are created for
5726         !single_set instructions.
5727
5728 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5729
5730         * hw-doloop.c (scan_loop): Compute register usage only for non-debug
5731         insns.
5732
5733 2011-09-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5734
5735         PR target/50099
5736         * config/arm/iterators.md (qhs_zextenddi_cstr): New.
5737         (qhs_zextenddi_op): New.
5738         * config/arm/arm.md ("zero_extend<mode>di2"): Use them.
5739         * config/arm/predicates.md ("arm_extendqisi_mem_op"):
5740         Distinguish between ARM and Thumb2 states.
5741
5742 2011-09-30  David S. Miller  <davem@davemloft.net>
5743
5744         * config/sparc/sparc.opt (VIS2): New option.
5745         * doc/invoke.texi: Document it.
5746         * config/sparc/sparc.md (UNSPEC_EDGE8N, UNSPEC_EDGE8LN,
5747         UNSPEC_EDGE16N, UNSPEC_EDGE16LN, UNSPEC_EDGE32N,
5748         UNSPEC_EDGE32LN, UNSPEC_BSHUFFLE): New unspecs.
5749         (define_attr type): New insn type 'edgen'.
5750         (bmask<P:mode>_vis, bshuffle<V64I:mode>_vis, edge8n<P:mode>_vis,
5751         edge8ln<P:mode>_vis, edge16n<P:mode>_vis, edge16ln<P:mode>_vis,
5752         edge32n<P:mode>_vis, edge32ln<P:mode>_vis): New insn VIS 2.0
5753         patterns.
5754         * niagara.md: Handle edgen.
5755         * niagara2.md: Likewise.
5756         * ultra1_2.md: Likewise.
5757         * ultra3.md: Likewise.
5758         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5759         to 0x200 when TARGET_VIS2.
5760         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS2 by
5761         default when targetting capable cpus.  TARGET_VIS2 implies
5762         TARGET_VIS, clear and it when TARGET_FPU is disabled.
5763         (sparc_vis_init_builtins): Emit new VIS 2.0 builtins.
5764         (sparc_expand_builtin): Fix predicate indexing when builtin returns
5765         void.
5766         (sparc_fold_builtin): Do not eliminate bmask when result is ignored.
5767         * config/sparc/visintrin.h (__vis_bmask, __vis_bshuffledi,
5768         __vis_bshufflev2si, __vis_bshufflev4hi, __vis_bshufflev8qi,
5769         __vis_edge8n, __vis_edge8ln, __vis_edge16n, __vis_edge16ln,
5770         __vis_edge32n, __vis_edge32ln): New VIS 2.0 interfaces.
5771         * doc/extend.texi: Document new VIS 2.0 builtins.
5772
5773 2011-09-29  Nick Clifton  <nickc@redhat.com>
5774             Bernd Schmidt  <bernds@codesourcery.com>
5775
5776         * config/frv/frvbegin.c: Fix location of unwind-dw2-fde.h header file.
5777         * config/frv/frvend.c: Likewise.
5778         * config/frv/frv.c (frv_function_prologue): Move misplaced
5779         CALL_ARG_LOCATION notes back to their proper locations.
5780
5781 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5782
5783         PR target/50566
5784         * config/avr/avr-log.c (avr_log_vadump): Use %b to print bool.
5785         * config/avr/avr.c (avr_rtx_costs_1): New static function, renamed
5786         from avr_rtx_costs.
5787         (avr_legitimate_address_p): Use avr_edump to print log information
5788         filtered by avr_log.
5789         (extra_constraint_Q): Ditto.
5790         (avr_legitimize_address): Ditto.
5791         (avr_rtx_costs): Ditto.  Rewrite as wrapper for avr_rtx_costs_1.
5792         (final_prescan_insn): Use avr_log.rtx_costs as filter.
5793
5794 2011-09-29  Richard Sandiford  <richard.sandiford@linaro.org>
5795
5796         * config/arm/arm-protos.h (arm_modes_tieable_p): Declare.
5797         * config/arm/arm.h (MODES_TIEABLE_P): Use it.
5798         * config/arm/arm.c (arm_modes_tieable_p): New function.  Allow
5799         NEON vector and structure modes to be tied.
5800
5801 2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5802
5803         * graphite-scop-detection.c (make_close_phi_nodes_unique):  New
5804         forward declaration.
5805         (remove_duplicate_close_phi): Detect and repair creation of
5806         duplicate close-phis for a containing loop.
5807
5808 2011-09-27   Andi Kleen <ak@linux.intel.com>
5809
5810         * gcc.c (get_local_tick). Rename to get_random_number.  Read from
5811         /dev/urandom.  Add getpid call.
5812         (compare_debug_dump_opt_spec_function): Drop getpid call.
5813
5814 2011-09-26   Andi Kleen <ak@linux.intel.com>
5815
5816         * toplev.c (init_local_tick): Try reading random seed
5817         from /dev/urandom.
5818
5819 2011-09-26   Andi Kleen <ak@linux.intel.com>
5820
5821         * hwint.h (HOST_WIDE_INT_PRINT_HEX_PURE): Add.
5822         * lto-streamer.c (lto_get_section_name): Remove crc32_string.
5823         Handle numerical random seed.
5824         * lto-streamer.h (lto_file_decl_data): Change id to
5825         unsigned HOST_WIDE_INT.
5826         * toplev.c (random_seed): Add.
5827         (init_random_seed): Change for numerical random seed.
5828         (get_random_seed): Return as HOST_WIDE_INT.
5829         (set_random_seed): Crc32 existing string.
5830         * toplev.h (get_random_seed): Change to numercal return.
5831         * tree.c (get_file_function_name): Remove CRC. Handle
5832         numerical random seed.
5833
5834 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5835
5836         PR target/50566
5837         * config.gcc (extra_objs): Add avr-log.o for $target in:
5838         avr-*-rtems*, avr-*-*.
5839         * config/avr/t-avr (avr-log.o): New rule to compile...
5840         * config/avr/avr-log.c: ...this new file.
5841         * config/avr/avr.opt (mlog=): New option.
5842         * config/avr/avr-protos.h (avr_edump, avr_fdump): New macros.
5843         (avr_log_set_caller_e, avr_log_set_caller_f): New prototypes.
5844         (avr_log_set_avr_log): New prototype.
5845         (avr_log_t): New typedef.
5846         (avr_log): New declaration.
5847         * config/avr/avr.c (avr_option_override): Call avr_log_set_avr_log.
5848
5849 2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>
5850
5851         * expr.c (do_store_flag): Expand vector comparison by
5852         building an appropriate VEC_COND_EXPR.
5853         * c-typeck.c (build_binary_op): Typecheck vector comparisons.
5854         (c_objc_common_truthvalue_conversion): Adjust.
5855         * tree-vect-generic.c (do_compare): Helper function.
5856         (expand_vector_comparison): Check if hardware supports
5857         vector comparison of the given type or expand vector piecewise.
5858         (expand_vector_operation): Treat comparison as binary
5859         operation of vector type.
5860         (expand_vector_operations_1): Adjust.
5861
5862 2011-09-29  Richard Guenther  <rguenther@suse.de>
5863
5864         * tree.c (build_opaque_vector_type): Make opaque vectors
5865         variant types of the corresponding non-opaque type.  Make
5866         sure to share opaque vector types properly.
5867
5868 2011-09-29  David S. Miller  <davem@davemloft.net>
5869
5870         * config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
5871         UNSPEC_ARRAY32): New unspec.
5872         (define_attr type): New type 'array'.
5873         (array{8,16,32}<P:mode>_vis): New patterns.
5874         * config/sparc/ultra1_2.md: Add reservations for 'array'.
5875         * config/sparc/ultra3.md: Likewise.
5876         * config/sparc/niagara.md: Likewise.
5877         * config/sparc/niagara2.md: Likewise.
5878         * config/sparc/sparc.c (sparc_vis_init_builtins): Build new
5879         array builtins.
5880         * config/sparc/visintrin.h (__vis_array8, __vis_array16,
5881         __vis_array32): New.
5882         * doc/extend.texi: Document new VIS builtins.
5883
5884         * config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
5885         (VIS pixel-compare insn): Just use <gcond:name>.
5886
5887         * config/sparc/sparc.md (VIS pixel-compare insn): There is only one
5888         code iterator used, so just use <code>.  There are two mode iterators
5889         so explicitly use <GCM:gcm_name>.
5890
5891 2011-09-29  Iain Sandoe  <iains@gcc.gnu.org>
5892
5893         * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
5894         Darwin >= 9.
5895
5896 2011-09-28  David S. Miller  <davem@davemloft.net>
5897
5898         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
5899         UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
5900         (UNSPEC_FCMP): New unspec.
5901         (gcond): New code iterator.
5902         (gcond_name): New code attr.
5903         (GCM): New mode iterator.
5904         (gcm_name): New mode attr.
5905         (fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.
5906
5907 2011-09-28  Oleg Endo  <oleg.endo@t-online.de>
5908
5909         PR target/49486
5910         * config/sh/sh.md (negdi2): Move expansion into split to
5911         allow more combination options.  Add T_REG clobber.
5912         (abssi2): New expander.
5913         (*negdi2, *abssi2, *negabssi2): New insns.
5914         (cneg): Change from insn to insn_and_split.  Rename to
5915         negsi_cond.  Add alternative for non-SH4.
5916
5917 2011-09-28  Richard Sandiford  <richard.sandiford@linaro.org>
5918
5919         * config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
5920         (neon_move_hi_quad_<mode>): Likewise.
5921         (move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.
5922
5923 2011-09-28  Nick Clifton  <nickc@redhat.com>
5924
5925         * config/rx/predicates.md (rx_minmax_operand): New predicate.
5926         Accepts immediates and a restricted subset of MEMs.
5927         * config/rx/rx.md (int_modes): New iterator.
5928         (smaxsi3, sminsi3): Delete and replace with...
5929         (smax<int_mode>3, smin<int_mode>3): New patterns.
5930         (umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
5931
5932 2011-09-28  Richard Guenther  <rguenther@suse.de>
5933
5934         PR middle-end/50460
5935         * fold-const.c (try_move_mult_to_index): Handle &a.array the
5936         same as &a.array[0].
5937
5938 2011-09-28  Kai Tietz  <ktietz@redhat.com>
5939
5940         * configure.ac: Add test for new section attribute
5941         specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
5942         * config.in: Regenerated.
5943         * configure: Regenerated.
5944         * config/i386/winnt.c (i386_pe_asm_named_section): Emit
5945         new section flag "e" for excluded sections, if supported.
5946         Otherwise we mark section withc SECTION_EXCLUDE flag as never-load.
5947
5948 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
5949
5950         * config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
5951         throughout file.
5952
5953 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
5954
5955         * config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
5956         throughout file.
5957
5958 2011-09-27  Sriraman Tallam  <tmsriram@google.com>
5959
5960         * output.h (SECTION_EXCLUDE): New macro.
5961         * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE.
5962
5963 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
5964
5965         * fwprop.c (forward_propagate_and_simplify): After checking
5966         reg/subreg combinations, check whether the modes are the same.
5967
5968 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
5969             Richard Sandiford  <rdsandiford@googlemail.com>
5970
5971         * config/mips/mips.c (mips_add_cfa_restore): New function.
5972         (mips16e_save_restore_reg): Use it.
5973         (mips_restore_reg): Likewise.  Split double FPRs for
5974         REG_CFA_RESTORE notes.
5975
5976 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
5977
5978         PR middle-end/50386
5979         PR middle-end/50326
5980         * tree-sra.c (build_ref_for_model): Use the type of the field as
5981         the type of the COMPONENT_REF.
5982
5983 2011-09-27  Jeff Law  <law@redhat.com>
5984
5985         * ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
5986         non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE.
5987         (find_if_case_1): Use the probability of the THEN clause when
5988         determining if speculation is profitable.
5989         (find_if_case_2): Similarly for the ELSE clause.
5990
5991 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
5992
5993         * common.opt: Add -foptimize-strlen option.
5994         * Makefile.in (OBJS): Add tree-ssa-strlen.o.
5995         (tree-sssa-strlen.o): Add dependencies.
5996         * opts.c (default_options_table): Enable -foptimize-strlen
5997         by default at -O2 if not -Os.
5998         * passes.c (init_optimization_passes): Add pass_strlen
5999         after pass_object_sizes.
6000         * timevar.def (TV_TREE_STRLEN): New timevar.
6001         * params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
6002         * tree-pass.h (pass_strlen): Declare.
6003         * tree-ssa-strlen.c: New file.
6004         * c-decl.c (merge_decls): If compatible stpcpy prototype
6005         is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
6006
6007 2011-09-27  Tom de Vries  <tom@codesourcery.com>
6008
6009         PR middle-end/43864
6010         * tree-ssa-tail-merge.c: New file.
6011         (struct same_succ_def): Define.
6012         (same_succ, const_same_succ): New typedef.
6013         (struct bb_cluster_def): Define.
6014         (bb_cluster, const_bb_cluster): New typedef.
6015         (struct aux_bb_info): Define.
6016         (BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
6017         (gvn_uses_equal): New function.
6018         (same_succ_print, same_succ_print_traverse, update_dep_bb)
6019         (stmt_update_dep_bb, local_def, same_succ_hash)
6020         (inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
6021         (same_succ_reset): New function.
6022         (same_succ_htab, same_succ_edge_flags)
6023         (deleted_bbs, deleted_bb_preds): New var.
6024         (debug_same_succ): New function.
6025         (worklist): New var.
6026         (print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
6027         (init_worklist, delete_worklist, delete_basic_block_same_succ)
6028         (same_succ_flush_bbs, purge_bbs, update_worklist): New function.
6029         (print_cluster, debug_cluster, update_rep_bb)
6030         (add_bb_to_cluster, new_cluster, delete_cluster): New function.
6031         (all_clusters): New var.
6032         (alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
6033         (merge_clusters, set_cluster): New function.
6034         (gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
6035         (same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
6036         (deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
6037         (find_clusters_1, find_clusters): New function.
6038         (update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
6039         (update_bbs): New var.
6040         (apply_clusters): New function.
6041         (update_debug_stmt, update_debug_stmts): New function.
6042         (tail_merge_optimize): New function.
6043         tree-pass.h (tail_merge_optimize): Declare.
6044         * tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
6045         * Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
6046         (tree-ssa-tail-merge.o): New rule.
6047         * opts.c (default_options_table): Set OPT_ftree_tail_merge by
6048         default at OPT_LEVELS_2_PLUS.
6049         * tree-ssa-sccvn.c (vn_valueize): Move to ...
6050         * tree-ssa-sccvn.h (vn_valueize): Here.
6051         * timevar.def (TV_TREE_TAIL_MERGE): New timevar.
6052         * common.opt (ftree-tail-merge): New switch.
6053         * params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
6054         (PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
6055         * doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
6056         (-ftree-tail-merge, max-tail-merge-comparisons)
6057         (max-tail-merge-iterations): New item.
6058
6059 2011-09-27  Jan Hubicka  <jh@suse.cz>
6060
6061         * ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows.
6062
6063 2011-09-27  Jan Hubicka  <jh@suse.cz>
6064
6065         * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
6066         parameters passed by reference; handle loads from non-SSA scalars
6067         and update comments.
6068
6069 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6070
6071         PR rtl-optimization/50249
6072         * reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
6073         instead of opnum and type.  All callers changed.  Remove useless
6074         declaration.
6075         Search forward for other reloads of the same type for the same operand
6076         using the same register; if any are found, return false.
6077         (reload_regs_reach_end_p): Same argument changes; all callers changed.
6078
6079 2011-09-27  Andi Kleen  <ak@linux.intel.com>
6080             Jan Hubicka  <jh@suse.cz>
6081
6082         * doc/invoke.texi (ffat-lto-objects): Document.
6083         * toplev.c (compile_file): Do not output assembly when doing slim lto;
6084         Output __gnu_slim_lto when doing slim lto.
6085         * cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
6086         (cgraph_optimize): Return early when doing slim lto.
6087         * opts.c (finish_options): Complain about lack of linker plugin
6088         when doing slim lto.
6089         * common.opt (ffat-lto-objects): New.
6090
6091 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6092
6093         * ipa-inline-analysis.c (predicate_probability): Avoid comparison
6094         between signed and unsigned.
6095
6096 2011-09-27  Ira Rosen  <ira.rosen@linaro.org>
6097
6098         * tree-vect-stmts.c (vectorizable_type_demotion): Handle basic block
6099         vectorization.
6100         (vectorizable_type_promotion): Likewise.
6101         (vect_analyze_stmt): Call vectorizable_type_demotion and
6102         vectorizable_type_promotion for basic blocks.
6103         (supportable_widening_operation): Don't assume loop vectorization.
6104         * tree-vect-slp.c (vect_build_slp_tree): Allow multiple types for
6105         basic blocks.  Update vectorization factor for basic block
6106         vectorization.
6107         (vect_analyze_slp_instance): Allow multiple types for basic block
6108         vectorization.  Recheck unrolling factor after construction of SLP
6109         instance.
6110
6111 2011-09-27  Richard Guenther  <rguenther@suse.de>
6112
6113         * tree-object-size.c (compute_object_sizes): Fix dumping of
6114         folded statement.
6115
6116 2011-09-27  Richard Guenther  <rguenther@suse.de>
6117
6118         PR tree-optimization/50363
6119         * tree-ssa-pre.c (create_expression_by_pieces): Handle
6120         pointer conversions in POINTER_PLUS_EXPRs properly.
6121
6122 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6123
6124         * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
6125         (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
6126         (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
6127         (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
6128         that produce subreg moves.  Define using VQX iterators.
6129
6130 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
6131
6132         * config/avr/avr.md (ashrqi3): Split alternative "n"
6133         into its remaining parts C03, C04, C05, C06, C07 and describe
6134         impact in CC by attribute "cc" appropriately.
6135         * config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
6136         by digging RTX.
6137
6138 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6139
6140         * rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
6141         from 3 x MAX_MACHINE_MODE.
6142         (CONSTM1_RTX): Define.
6143         * emit-rtl.c (const_tiny_rtx): Change into array of
6144         4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
6145         (gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
6146         CONSTM1_RTX.
6147         (init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
6148         MODE_VECTOR_INT modes.
6149         * simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
6150         Optimize if one operand is CONSTM1_RTX.
6151         * config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
6152         into mask | x.
6153
6154 2011-09-26  David S. Miller  <davem@davemloft.net>
6155
6156         * config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
6157         (fcmp{le,ne,gt,eq}{16,32}): Likewise.
6158         * config/sparc/visintrin.h: Update edge and pixel-compare
6159         intrinsics to return 'long' instead of 'int'.
6160         * doc/extend.texi: Update documentation to match.
6161         * config/sparc/sparc.c (eligible_for_return_delay): When leaf or
6162         flat, allow any instruction.  Otherwise, when V9 allow parallels
6163         which consist only of sets to registers outside of %o0 to %o5.
6164         (sparc_vis_init_builtins): Update VIS builtin types for edge
6165         and pixel-compare.
6166
6167         * config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
6168         is enabled, mark %gsr as global.
6169         * config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
6170         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
6171
6172         * config/sparc/sparc-c.c: New file implementing sparc_target_macros,
6173         which will now define __VIS and __VIS__ when -mvis is enabled.
6174         * config/sparc/t-sparc: Likewise.
6175         * config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
6176         and add t-sparc to tmake_file for all sparc targets.
6177         * config/sparc/sparc-protos.h (sparc_target_macros): Declare.
6178         * config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
6179
6180         * config/sparc/sparc.c (sparc_vis_init_builtins): Add explicit
6181         builtins for VIS vector addition and subtraction.
6182         * config/sparc/visintrin.h (__vis_fpadd16, __vis_fpadd16s,
6183         __vis_fpadd32, __vis_fpadd32s, __vis_fpsub16, __vis_fpsub16s,
6184         __vis_fpsub32, __vis_fpsub32s): New.
6185         * doc/extend.texi: Document new VIS intrinsics.
6186
6187 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6188
6189         * config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
6190         * config/avr/avr.c (avr_out_compare): Print shorter sequence for
6191         EQ/NE comparisons against +/-1 in the case of unused-after,
6192         non-ld-regs target.
6193
6194 2011-09-26  Jakub Jelinek  <jakub@redhat.com>
6195
6196         * gimple-fold.c (gimplify_and_update_call_from_tree): Set
6197         gctx.into_ssa after push_gimplify_context.
6198
6199         * gimple.c (gimple_build_call_valist): New function.
6200         * gimple.h (gimple_build_call_valist): New prototype.
6201         * tree-ssa-propagate.c (finish_update_gimple_call): New function.
6202         (update_gimple_call): Likewise.
6203         (update_call_from_tree): Use finish_update_gimple_call.
6204         * tree-ssa-propagate.h (update_gimple_call): New prototype.
6205
6206 2011-09-26  Richard Guenther  <rguenther@suse.de>
6207
6208         PR tree-optimization/50472
6209         * gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
6210         volatile references.
6211
6212 2011-09-26  Bingfeng Mei <bmei@broadcom.com>
6213
6214         * doc/tm.texi: Correct documentation for TARGET_ADDR_SPACE_SUBSET_P.
6215         * target.def: (addr_space_subset_p): Likewise.
6216
6217 2011-09-26  Tom de Vries  <tom@codesourcery.com>
6218
6219         * tree-ssa-alias.h (pt_solution_singleton_p): Declare.
6220         * tree-ssa-structalias.c (pt_solution_singleton_p): New function.
6221         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
6222         of new var.
6223
6224 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6225
6226         PR target/50465
6227         * config/avr/avr-protos.h (output_reload_insisf): Don't pass insn.
6228         * config/avr/avr.md (*reload_insi, *reload_insf): Change call to
6229         output_reload_insisf.
6230         (adjust_len): Set default to "no".
6231         Remove alternative "yes".  Add alternatives: "mov8", "mov16",
6232         "mov32", "ashlqi", "ashrqi", "lshrqi", "ashlhi", "ashrhi",
6233         "lshrhi", "ashlsi, "ashrsi", "lshrsi".
6234         (*movqi, *movhi, *movsi, *ashlqi3, ashlhi3, ashlsi3,
6235         *ashlhi3_const, *ashlsi3_const, ashrqi3, ashrhi3, ashrsi3,
6236         *ashrhi3_const, *ashrsi3_const, *lshrqi3, lshrhi3, *lshrhi3_const,
6237         *lshrsi3_const): Set attribute "adjust_len".
6238         * config/avr/avr.c (output_reload_insisf): Remove parameter "insn".
6239         (output_movsisf): Don't pass insn to output_reload_insisf.
6240         (adjust_insn_length): Handle new alternatives to adjust_len.
6241         Remove handling of ADJUST_LEN_YES.  Clean-up code.
6242
6243 2011-09-26  Eric Botcazou  <ebotcazou@adacore.com>
6244
6245         * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of
6246         may_trap_p to detect loads that may trap of fault.
6247
6248 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6249
6250         * config/avr/avr-protos.h (output_reload_inhi): Change prototype.
6251         * config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
6252         (*reload_inhi): Use it.  Adapt call to output_reload_inhi to new
6253         prototype.
6254         (*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
6255         * config/avr/avr.c: Rename output_reload_insisf_1 to
6256         output_reload_in_const.
6257         (avr_popcount_each_byte): Handle SFmode, too.
6258         (output_reload_in_const): Change so it can handle HI loads, too.
6259         Use avr_popcount_each_byte to work out if scratch register must be
6260         created on the fly.
6261         (output_reload_inhi): Rewrite using output_reload_in_const and...
6262         (output_movhi): ...use it to print constants' loads.
6263         (adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
6264
6265 2011-09-25  David S. Miller  <davem@davemloft.net>
6266
6267         * config/sparc/constraints.md (C, P, Z): New constraints for
6268         const_doube, const_int, and const_vector "all ones" values.
6269         Make unused constraint letters comment match reality.
6270         * config/sparc/predicates.md (const_all_ones_operand,
6271         register_or_zero_or_all_ones_operand): New predicates.
6272         * config/sparc/sparc.c (sparc_expand_move): Allow all ones
6273         as well as zero constants when VIS.
6274         (sparc_legitimate_constant_p): Likewise.
6275         * config/sparc/sparc.md (movsi_insn): Add fones alternative.
6276         (movsf_insn): Likewise
6277         (movdi_insn_sp64): Add fone alternative.
6278         (movdf_insn_sp32_v9): Likewise.
6279         (movdf_insn_sp64): Likewise.
6280
6281         * configure.ac: Add feature check to make sure the assembler
6282         supports the FMAF, HPC, and VIS 3.0 instructions found on
6283         Niagara-3 and later cpus.
6284         * configure: Rebuild.
6285         * config.in: Likewise.
6286         * config/sparc/sparc.opt: New option '-mfmaf'.
6287         * config/sparc/sparc.md: Add float fused multiply-add patterns.
6288         * config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
6289         (ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
6290         * config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
6291         ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
6292         * config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
6293         by default for Niagara-3 and later.  Turn it off if TARGET_FPU is
6294         disabled.
6295         (sparc_rtx_costs): Handle 'FMA'.
6296         * doc/invoke.texi: Document -mfmaf.
6297
6298 2011-09-25  Jakub Jelinek  <jakub@redhat.com>
6299
6300         * tree-ssa-structalias.c (intra_create_variable_infos): Treat
6301         TYPE_RESTRICT REFERENCE_TYPE parameters like restricted
6302         DECL_BY_REFERENCE parameters.
6303
6304 2011-09-25  Eric Botcazou  <ebotcazou@adacore.com>
6305
6306         * tree-eh.c (cleanup_empty_eh): Allow a call to __builtin_stack_restore
6307         if there is no outgoing edge.
6308
6309         * tree-scalar-evolution.c (simple_iv): Accept all kinds of pointer and
6310         integral types.
6311
6312 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6313
6314         * tree-vect-slp.c (vect_slp_analyze_bb_1): Split out core part
6315         of vect_analyze_bb here.
6316         (vect_analyze_bb): Loop over vector sizes calling vect_analyze_bb_1.
6317
6318 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6319
6320         * tree-data-ref.c (dr_analyze_innermost): Add new argument.
6321         Allow not simple iv if analyzing basic block.
6322         (create_data_ref): Update call to dr_analyze_innermost.
6323         (stmt_with_adjacent_zero_store_dr_p, ref_base_address): Likewise.
6324         * tree-loop-distribution.c (generate_memset_zero): Likewise.
6325         * tree-predcom.c (find_looparound_phi): Likewise.
6326         * tree-data-ref.h (dr_analyze_innermost): Add new argument.
6327
6328 2011-09-24  David S. Miller  <davem@davemloft.net>
6329
6330         * config/sparc/sparc.h (FIRST_PSEUDO_REGISTER): Bump to 103.
6331         (SPARC_GSR_REG): Define.
6332         (FIXED_REGISTERS): Mark GSR as fixed.
6333         (CALL_USED_REGISTERS): Mark GSR as call used.
6334         (HARD_REGNO_NREGS): GSR is always 1 register.
6335         (REG_CLASS_CONTENTS): Add GSR to ALL_REGS.
6336         (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER): Add GSR to the end.
6337         (REGISTER_NAMES): Add "%gsr".
6338         * config/sparc/sparc.md (UNSPEC_ALIGNADDR, UNSPEC_ALIGNADDRL): Delete.
6339         (UNSPEC_WRGSR): New unspec.
6340         (GSR_REG): New constant.
6341         (type): Add new insn type 'gsr'.
6342         (fpack16_vis, fpackfix_vis, fpack32_vis,
6343         faligndata<V64I:MODE>_vis)): Add use of GSR_REG.
6344         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus, rdgsr_vis, *rdgsr_sp64,
6345         rdgsr_v8plus): New expanders and insns.
6346         (alignaddr<P:mode>_vis, alignaddrl<P:mode>_vis): Reimplement
6347         using patterns which show that this is a plus in addition to a
6348         modification of GSR_REG, instead of an unspec.
6349         * config/sparc/ultra1_2.md: Handle 'gsr'.
6350         * config/sparc/ultra3.md: Likewise.
6351         * config/sparc/niagara.md: Likewise.
6352         * config/sparc/niagara2.md: Likewise.
6353         * config/sparc/sparc.c (leaf_reg_remap, sparc_leaf_regs): Fill out
6354         end of table.
6355         (sparc_option_override): Make -mvis imply -mv8plus.
6356         (hard_32bit_mode_classes, hard_64bit_mode_classes): Add entries
6357         for %gsr.
6358         (sparc_vis_init_builtins): Build __builtin_vis_write_gsr and
6359         __builtin_vis_read_gsr.
6360         (sparc_expand_buildin): Handle builtins that take one argument and
6361         return void.
6362         (sparc_fold_builtin): Never fold writes to %gsr.
6363         * config/sparc/visintrin.h (__vis_write_gsr, __vis_read_gsr): New.
6364         * doc/extend.texi: Document new VIS intrinsics.
6365
6366 2011-09-23  Jan Hubicka  <jh@suse.cz>
6367
6368         * ipa-inline-transform.c (inline_call): Add comment.
6369         * ipa-inline.h (inline_param_summary): New structure and vector.
6370         (struct inline_edge_summary): Add param field.
6371         * ipa-inline-analysis.c (CHANGED): New constant.
6372         (add_clause): Handle CHANGED and NOT_CONSTANT.
6373         (predicate_probability): New function.
6374         (dump_condition): Dump CHANGED predicate.
6375         (evaluate_conditions_for_known_args): Handle ERROR_MARK as marker
6376         of unknown function wide invariant.
6377         (evaluate_conditions_for_edge): Handle change probabilities.
6378         (inline_edge_duplication_hook): Copy param summaries.
6379         (inline_edge_removal_hook): Free param summaries.
6380         (dump_inline_edge_summary): Fix dumping of indirect edges and callee
6381         sizes; dump param summaries.
6382         (will_be_nonconstant_predicate): Use CHANGED predicate.
6383         (record_modified_bb_info): New structure.
6384         (record_modified): New function.
6385         (param_change_prob): New function.
6386         (estimate_function_body_sizes): Compute param summaries.
6387         (estimate_edge_size_and_time): Add probability argument.
6388         (estimate_node_size_and_time): Add inline_param_summary argument;
6389         handle predicate probabilities.
6390         (remap_predicate): Fix formating.
6391         (remap_edge_change_prob): New function.
6392         (remap_edge_summaries): Rename from ...; use remap_edge_change_prob.
6393         (remap_edge_predicates): ... this one.
6394         (inline_merge_summary): Remap edge summaries; handle predicate
6395         probabilities; remove param summaries after we are done.
6396         (do_estimate_edge_time): Update.
6397         (do_estimate_edge_growth): Update.
6398         (read_inline_edge_summary): Read param info.
6399         (inline_read_summary): Fix formating.
6400         (write_inline_edge_summary): Write param summaries.
6401
6402 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6403
6404         * config/i386/i386.c (ix86_print_operand): Handle %~.
6405         (ix86_print_operand_punct_valid_p): Return true also for '~'.
6406         * config/i386/sse.md (i128): New mode_attr.
6407         (vec_extract_hi_<mode>, vec_extract_hi_<mode>,
6408         avx_vbroadcastf128_<mode>, *avx_vperm2f128<mode>_full,
6409         *avx_vperm2f128<mode>_nozero, vec_set_lo_<mode>,
6410         vec_set_hi_<mode>, *vec_concat<mode>_avx): Use <i128> in the
6411         patterns, use "<sseinsnmode>" for "mode" attribute.
6412         (vec_extract_hi_v16hi, vec_extract_hi_v32qi, vec_set_lo_v16hi,
6413         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Use
6414         %~128 in the patterns, use "OI" for "mode" attribute.
6415
6416 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6417
6418         PR target/50447
6419         * config/avr/avr.md (adjust_len): Add alternatives "tsthi",
6420         "tstsi", "compare".
6421         (*cmpqi_sign_extend): Use s8_operand.
6422         (*cmphi, *cmpsi): Rewrite using avr_out_compare.
6423         * config/avr/avr-protos.h (compare_diff_p, compare_eq_p): Remove
6424         prototypes.
6425         (out_tsthi, out_tstsi): Remove prototypes.
6426         (avr_out_tsthi, avr_out_tstsi): New prototypes.
6427         * config/avr/avr.c (out_tsthi, out_tstsi): Remove functions.
6428         (avr_asm_len): Negative length now sets *plen to -length.
6429         (compare_sign_p): Return bool instead of int.
6430         (compare_diff_p, compare_eq_p): Ditto and make static.
6431         (avr_out_tsthi): New function.
6432         (avr_out_tstsi): New function.
6433         (avr_out_compare): New function.
6434         (adjust_insn_length): Handle ADJUST_LEN_TSTHI, ADJUST_LEN_TSTSI,
6435         ADJUST_LEN_COMPARE.
6436
6437 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6438
6439         PR target/50447
6440         * config/avr/avr.md: (adjust_len): Add alternative "out_plus".
6441         (addsi3): Rewrite using QI scratch register.  Adjust text
6442         peepholes using plus:SI.
6443         (*addsi3_zero_extend.hi): New insn.
6444         (*subsi3_zero_extend.hi): New insn.
6445         (*subhi3_zero_extend1): Set attribute "cc" to "set_czn".
6446         (*subsi3_zero_extend): Ditto.
6447         (subsi3): Change predicate #2 to register_operand.
6448         * config/avr/avr-protos.h (avr_out_plus): New prototype.
6449         (avr_out_plus_1): New static function.
6450         (avr_out_plus): New function.
6451         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS.
6452
6453 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6454
6455         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): For
6456         GE/GT/UNLE/UNLT swap arguments and condition even for TARGET_AVX.
6457
6458 2011-09-23  Ian Lance Taylor  <iant@google.com>
6459
6460         * godump.c (go_define): Treat a single character in single quotes,
6461         or a string, as an operand.
6462
6463 2011-09-23  Martin Jambor  <mjambor@suse.cz>
6464
6465         * ipa-prop.h (jump_func_type): Updated comments.
6466         (ipa_known_type_data): New type.
6467         (ipa_jump_func): Use it to describe known type jump functions.
6468         * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Updated to
6469         reflect the new known type jump function contents.
6470         (compute_known_type_jump_func): Likewise.
6471         (combine_known_type_and_ancestor_jfs): Likewise.
6472         (try_make_edge_direct_virtual_call): Likewise.
6473         (ipa_write_jump_function): Likewise.
6474         (ipa_read_jump_function): Likewise.
6475         * ipa-cp.c (ipa_value_from_known_type_jfunc): New function.
6476         (ipa_value_from_jfunc): Use ipa_value_from_known_type_jfunc.
6477         (propagate_accross_jump_function): Likewise.
6478
6479 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6480
6481         PR target/50446
6482         * config/avr/avr.md (rotlqi3): Support all offsets 0..7.
6483         (rotlqi3_4): Turn insn into expander.
6484         (*rotlqi3): New insn.
6485         (rotlhi3, rotlsi3): Support rotate left/right by 1.
6486         (*rotlhi2.1, *rotlhi2.15): New insns.
6487         (*rotlsi2.1, *rotlsi2.31): New insns.
6488         * config/avr/constraints.md (C03, C05, C06, C07): New constraints.
6489
6490 2011-09-23  Bin Cheng  <bin.cheng@arm.com>
6491
6492         * config/arm/bpabi.h (BE8_LINK_SPEC): Add cortex-m arch and processors.
6493
6494 2011-09-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
6495
6496         * ipa-prop.c (ipa_print_node_jump_functions): Fix typos.
6497
6498 2011-09-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6499
6500         * reload.c (find_reloads): Set operand_mode to Pmode for address
6501         operands consisting of just a CONST_INT.
6502
6503 2011-09-22  Uros Bizjak  <ubizjak@gmail.com>
6504
6505         PR target/50482
6506         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6507         blendv, force op_true to register if it doesn't satisfy
6508         nonimmediate_operand predicate.
6509
6510 2011-09-22  Richard Sandiford  <rdsandiford@googlemail.com>
6511
6512         PR middle-end/50113
6513         PR middle-end/50061
6514         * calls.c (emit_library_call_value_1): Use BLOCK_REG_PADDING to
6515         get the locate.where_pad value for register-only arguments.
6516         * config/arm/arm.c (arm_pad_arg_upward): Remove HFmode handling.
6517         (arm_pad_reg_upward): Handle null types.
6518
6519 2011-09-22  Jan Hubicka  <jh@suse.cz>
6520
6521         * ipa-inline-analysis.c: Fix overly long lines.
6522
6523 2011-09-22  Jan Hubicka  <jh@suse.cz>
6524
6525         * ipa-inline-transform.c (inline_call): Always update jump functions
6526         after inlining.
6527         * ipa-inline.c (ipa_inline): Likewise; do not call
6528         ipa_create_all_structures_for_iinln.
6529         (ipa_inline): Always free jump functions.
6530         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Remove hack.
6531         (remap_edge_predicates): Fix pasto.
6532         (inline_merge_summary): Remove nlined edge predicate; remove hack.
6533         (inline_analyze_function): Always initialize jump functions.
6534         (inline_generate_summary): Likewise.
6535         (inline_write_summary): Always write jump functions when ipa-cp
6536         is not doing that.
6537         (inline_read_summary): Always read jump functions when ipa-cp
6538         is not doing that.
6539         * ipa-prop.c (iinlining_processed_edges): Remove.
6540         (update_indirect_edges_after_inlining): Do not use
6541         iinlining_processed_edges; instead set param_index to -1.
6542         (propagate_info_to_inlined_callees): Only try to indirect inlining
6543         when asked to do so; update jump functions of indirect calls, too;
6544         remove jump functions of the inlined edge.
6545         (ipa_edge_duplication_hook): Do not copy iinlining_processed_edges.
6546         (ipa_create_all_structures_for_iinln): Remove.
6547         (ipa_free_all_structures_after_iinln): Do not free
6548         iinlining_processed_edges.
6549         * ipa-prop.h (ipa_create_all_structures_for_iinln): Remove.
6550
6551 2011-09-22  Richard Sandiford  <richard.sandiford@linaro.org>
6552
6553         * config/arm/predicates.md (expandable_comparison_operator): New
6554         predicate, extracted from...
6555         (arm_comparison_operator): ...here.
6556         * config/arm/arm.md (cbranchsi4, cbranchsf4, cbranchdf4, cbranchdi4)
6557         (cstoresi4, cstoresf4, cstoredf4, cstoredi4, movsicc, movsfcc)
6558         (movdfcc): Use expandable_comparison_operator.
6559
6560 2011-09-22  Georg-Johann Lay  <avr@gjlay.de>
6561
6562         PR target/50447
6563         PR target/50465
6564         * config/avr/avr-protos.h (avr_out_bitop): New prototype.
6565         (avr_popcount_each_byte): New prototype.
6566         * config/avr/avr.c (avr_popcount): New static function.
6567         (avr_popcount_each_byte): New function.
6568         (avr_out_bitop): New function.
6569         (adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
6570         avr_out_bitop.  Cleanup code.
6571         * config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
6572         (Ca4, Co4, Cx4): New constraints.
6573         * config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
6574         alternative.
6575         (andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
6576         (andsi3, iorsi3, xorsi3): Ditto.
6577         (*iorhi3_clobber, *iorsi3_clobber): Remove insns.
6578
6579 2011-09-22  Ira Rosen  <ira.rosen@linaro.org>
6580
6581         PR tree-optimization/50451
6582         * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
6583         constant operands in reduction.
6584         (vect_get_slp_defs): Don't create vector operand for NULL scalar
6585         operand.
6586
6587 2011-09-22  David S. Miller  <davem@davemloft.net>
6588
6589         * config/sparc/sparc.c (sparc_vis_init_builtins): Do not mark
6590         fpack16, fpack32, fpackfix as const.
6591
6592         * config/sparc/sparc.md (G[0-7]_REG, O[0-7]_REG, L[0-7]_REG,
6593         I[0-7]_REG, F[0-62]_REG, FCC[0-3]_REG, CC_REG, SFP_REG): New
6594         constants.  Use them everywhere.
6595
6596 2011-09-22  Oleg Endo  <oleg.endo@t-online.de>
6597
6598         * config/sh/sh.c (andcosts): Renamed to and_xor_ior_costs.
6599         Added AND special case.  Adapted comments.
6600         (sh_rtx_costs): Added XOR and IOR case.
6601
6602 2011-09-21  Jan Hubicka  <jh@suse.cz>
6603
6604         * ipa-inline-analsis.c (compute_inline_parameters): Set
6605         cfun and current_function_decl.
6606
6607 2011-09-21  Jan Hubicka  <jh@suse.cz>
6608
6609         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Allow
6610         handled components in parameter of builtin_constant_p.
6611         (will_be_nonconstant_predicate): Allow loads of non-SSA parameters.
6612
6613 2011-09-21  Jan Hubicka  <jh@suse.cz>
6614
6615         * ipa-inline.c (relative_time_benefit): Fix wrong bracketting.
6616         * ipa-inline.h (estimate_edge_time): Fix pasto.
6617         * ipa-inline-analysis.c (do_estiamte_edge_time): Remove capping.
6618
6619 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6620
6621         * config/i386/i386.c (ix86_expand_sse_movcc): Use
6622         blendvps, blendvpd and pblendvb if possible.
6623
6624 2011-09-21  Uros Bizjak  <ubizjak@gmail.com>
6625
6626         PR target/50464
6627         * config/i386/sse.md (xop_pcmov_<mode><avxsizesuffix>): Change
6628         operand 1 predicate to register_operand and operand 2 predicate
6629         to nonimmediate_operand.
6630         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6631         xop_pcmov, force op_true to register.  Also, force op_false to
6632         register if it doesn't satisfy nonimmediate_operand predicate.
6633
6634 2011-09-21  Kirill Yukhin  <kirill.yukhin@intel.com>
6635
6636         * config/i386/bmi2intrin.h (_mulx_u64): New.
6637         (_mulx_u32): Ditto.
6638
6639 2011-09-21  Jan Hubicka  <jh@suse.cz>
6640
6641         PR tree-optimization/50433
6642         * ipa-inline-analysis.c (eliminated_by_inlining_prob):
6643         Use get_base_address.
6644
6645 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6646
6647         * config/i386/sse.md (<code><mode>3 smaxmin:VI124_128 expander): Use
6648         nonimmediate_operand instead of register_operand predicate for operands
6649         1 and 2, force them into registers if expanding them as comparison.
6650         (<code><mode>3 umaxmin:VI124_128 expander): Similarly.  For UMAX
6651         V8HImode force into register just operand 1.
6652
6653 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6654
6655         PR target/45099
6656         * config/avr/avr.c (avr_function_arg_advance): Change error to
6657         warning if a fixed register is needed as function argument.
6658
6659 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6660
6661         PR target/50449
6662         PR target/50465
6663         * config/avr/avr.md (adjust_len): New insn attribute.
6664         (*reload_insi, *reload_insf): Use it.
6665         (*movsi, *movsf): Use new interface of output_movsisf.
6666         * config/avr/avr-protos.h (output_movsisf): Change prototype.
6667         * config/avr/avr.c (output_movsisf): Ditto.
6668         (adjust_insn_length): Use insn attribute "adjust_len" to adjust
6669         lengths of insns *reload_insi, *reload_insf.
6670         (output_reload_insisf_1): New static function.
6671         (output_reload_insisf): Use it.
6672
6673 2011-09-21  David S. Miller  <davem@davemloft.net>
6674
6675         * config/sparc/sparc.c (def_builtin): Change from macro into function.
6676         (def_builtin_const): New.
6677         (sparc_vis_init_builtins): Use def_builtin_const for all VIS builtins
6678         other than alignaddr and falignaddr.
6679
6680         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE, UNSPEC_FCMPGT,
6681         UNSPEC_FCMPEQ): New unspec codes.
6682         (fcmple16_vis, fcmple32_vis, fcmpne16_vis, fcmpne32_vis, fcmpgt16_vis,
6683         fcmpgt32_vis, fcmpeq16_vis, fcmpeq32_vis): New patterns.
6684         * config/sparc/sparc.c (sparc_vis_init_builtins): Create builtins for
6685         new pixel compare VIS patterns.
6686         * config/sparc/visintrin.h (__vis_fcmple16, __vis_fcmple32,
6687         __vis_fcmpne16, __vis_fcmpne32, __vis_fcmpgt16, __vis_fcmpgt32,
6688         __vis_fcmpeq16, __vis_fcmpeq32): New.
6689         * doc/extend.texi: Document new pixel compare VIS intrinsics.
6690
6691 2011-09-21  Tom de Vries  <tom@codesourcery.com>
6692
6693         * final.c (final): Handle if JUMP_LABEL is not LABEL_P.
6694
6695 2011-09-20  David S. Miller  <davem@davemloft.net>
6696
6697         * config/sparc/sparc.md (UNSPEC_ALIGNADDRL): New unspec.
6698         (aligneddrl<P:mode>_vis): New pattern.
6699         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6700         edge32l_vis): Adjust to take Pmode arguments, and return SImode.
6701         * config/sparc/sparc.c (sparc_vis_init_builtins): Handle new
6702         alignaddrl insn, and adjust edge operations for updated types.
6703         * config/sparc/visintrin.h: Likewise.
6704         * doc/extend.texi: Make typing in VIS documentation match reality.
6705
6706 2011-09-20  Terry Guo  <terry.guo@arm.com>
6707
6708         * config/arm/arm-arches.def: Add armv6s-m.
6709         * config/arm/arm-tables.opt: Regenerate.
6710
6711 2011-09-20  Wei Guozhi  <carrot@google.com>
6712
6713         PR rtl-optimization/49452
6714         * postreload.c (reload_combine): Invalidate use information when across
6715         volatile insn.
6716
6717 2011-09-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
6718
6719         * haifa-sched.c (has_edge_p, prev_non_location_insn, check_cfg):
6720         Remove maintenance overhead.
6721         (haifa_sched_init, sched_finish): Update.
6722
6723 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6724
6725         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use if_then_else RTX
6726         to calculate unit, prefix_rep and prefix_data16 attributes.
6727         (*mov<mode>_internal): Ditto for unit attribute.
6728         (*movv2sf_internal_rex64): Ditto for unit and prefix_rep attributes.
6729         (*movv2sf_internal): Ditto.
6730         * config/i386/sse.md (VI1248_256): Remove mode iterator.
6731         (avx2_eq<mode>3): Use VI_256 instead of VI1248_256.
6732         (*avx2_eq<mode>3): Ditto.
6733         (avx2_gt<mode>3): Ditto.
6734
6735 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6736
6737         * config/i386/i386.md (maxmin): New code iterator.
6738         * config/i386/sse.md (<maxmin:code><mode>3): Macroize expander
6739         from <umaxmin:code><mode>3 and <smaxmin:code><mode>3 using maxmin
6740         code iterator.
6741         (*avx2_<maxmin:code><mode>3): Macroize isn from
6742         *avx2_<umaxmin:code><mode>3 and *avx2_<smaxmin:code><mode>3 using
6743         maxmin code iterator.
6744         (<smaxmin:code><VI124_128:mode>3): Merge with <smaxmin:code>v8hi3.
6745         (<umaxmin:code><VI124_128:mode>3): Merge with umaxv4si3 and
6746         <umaxmin:code>v16qi3.
6747
6748 2011-09-19  Alan Modra  <amodra@gmail.com>
6749             Michael Meissner  <meissner@linux.vnet.ibm.com>
6750
6751         PR target/50341
6752         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Do not
6753         split the load of the indirect function's TOC from the call to
6754         prevent the compiler from moving the load of the new TOC above
6755         code that references the current function's TOC.
6756         (call_indirect_aix<ptrsize>_internal): Ditto.
6757         (call_indirect_aix<ptrsize>_nor11): Ditto.
6758         (call_indirect_aix<ptrsize>_internal2): Ditto.
6759         (call_value_indirect_aix<ptrsize>): Ditto.
6760         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6761         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6762         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6763
6764 2011-09-19  Jakub Jelinek  <jakub@redhat.com>
6765
6766         * config/i386/sse.md (*sse4_1_extractps): Change into
6767         define_insn_and_split, add =x 0 n and =x x n alternatives
6768         and split them after reload.
6769
6770 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6771
6772         * tree.h (TREE_NOT_CHECK4): Rename from bogus NON_TREE_CHECK4.
6773
6774 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6775
6776         * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
6777
6778 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
6779
6780         PR tree-optimization/50413
6781         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
6782         a basic block if one of its data-refs can't be analyzed.
6783
6784 2011-09-19  Paul Brook  <paul@codesourcery.com>
6785
6786         * config/arm/predicates.md (shift_amount_operand): Check constant
6787         shift count is in range.
6788         (const_shift_operand): Remove.
6789
6790 2011-09-18  Eric Botcazou  <ebotcazou@adacore.com>
6791             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
6792
6793         PR target/50091
6794         * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
6795         * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
6796
6797 2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>
6798
6799         * config/i386/bmiintrin.h: Remove tmp.
6800         * config/i386/tbmintrin.h: Likewise.
6801
6802 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6803
6804         PR tree-optimization/50414
6805         * tree-vect-slp.c (vect_get_constant_vectors): Handle MAX_EXPR and
6806         MIN_EXPR.
6807
6808 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6809
6810         PR tree-optimization/50412
6811         * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
6812         acceses that require epilogue loop if vectorizing outer loop.
6813
6814 2011-09-17  David S. Miller  <davem@davemloft.net>
6815
6816         * config/sparc/sparc.md (UNSPEC_EDGE8, UNSPEC_EDGE8L,
6817         UNSPEC_EDGE16, UNSPEC_EDGE16L, UNSPEC_EDGE32, UNSPEC_EDGE32L):
6818         New unspecs.
6819         (define_attr type): New type 'edge'.
6820         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6821         edge32l_vis): New patterns.
6822         * config/sparc/ultra1_2.md: Add insn reservation for 'edge'.
6823         * config/sparc/ultra3.md: Likewise.
6824         * config/sparc/niagara.md: Likewise.
6825         * config/sparc/niagara2.md: Likewise.
6826         * config/sparc/sparc.d (sparc_vis_init_builtins): Generate
6827         builtins for VIS edge instructions.
6828         * config/sparc/visintrin.h (__vis_edge8, __vis_edge8l)
6829         (__vis_edge16, __vis_edge16l, __vis_edge32, __vis_edge32l): New
6830         intrinsics.
6831         (__v8qi, __v4qi): Make unsigned.
6832         (__vis_faligndatadi, ___vis_faligndatav2si, __vis_faligndatav4hi,
6833         __vis_faligndatav8qi, __vis_fmul8x16au, __vis_fmul8x16al,
6834         __vis_fpack32): Fix types.
6835         * doc/extend.texi: Document new 'edge' VIS intrinsics.
6836
6837         * gcc/config/sparc/sparc.c (niagara2_costs): Adjust integer
6838         divide costs.
6839         (niagara3_costs): New.
6840         (sparc_option_override): Use it.
6841         * gcc/config/sparc/niagara2.md: Adjust with more accurate
6842         Niagara-3 reservations.
6843
6844 2011-09-17  Jakub Jelinek  <jakub@redhat.com>
6845
6846         * config/i386/sse.md (VIMAX_AVX2): Change V4DI to V2TI.
6847         (sse2_avx, sseinsnmode): Add V2TI.
6848         (REDUC_SMINMAX_MODE): New mode iterator.
6849         (reduc_smax_v4sf, reduc_smin_v4sf, reduc_smax_v8sf,
6850         reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df): Remove.
6851         (reduc_<code>_<mode>): New smaxmin and umaxmin expanders.
6852         (sse2_lshrv1ti3): Rename to...
6853         (<sse2_avx2>_lshr<mode>3): ... this.  Use VIMAX_AVX2 mode
6854         iterator.  Move before umaxmin expanders.
6855         * config/i386/i386.h (VALID_AVX256_REG_MODE,
6856         SSE_REG_MODE_P): Accept V2TImode.
6857         * config/i386/i386.c (ix86_expand_reduc): Handle V32QImode,
6858         V16HImode, V8SImode and V4DImode.
6859
6860         * config/i386/i386.c (ix86_build_const_vector): Handle V8SImode
6861         and V4DImode.
6862         (ix86_build_signbit_mask): Likewise.
6863         (ix86_expand_int_vcond): Likewise.  Handle V16HImode and V32QImode.
6864         (bdesc_args): Use CODE_FOR_{s,u}m{ax,in}v{32q,16h,8s}i3
6865         instead of CODE_FOR_avx2_{s,u}m{ax,in}v{32q,16h,8s}i3.
6866         * config/i386/sse.md (avx2_<code><mode>3 umaxmin expand): Rename to...
6867         (<code><mode>3) ... this.
6868         (avx2_<code><mode>3 smaxmin expand): Rename to...
6869         (<code><mode>3) ... this.
6870         (smax<mode>3, smin<mode>3): Macroize using smaxmin code iterator.
6871         (smaxv2di3, sminv2di3): Macroize using smaxmin code iterator and
6872         VI8_AVX2 mode iterator.
6873         (umaxv2di3, uminv2di3): Macroize using umaxmin code iterator and
6874         VI8_AVX2 mode iterator.
6875         (vcond<V_256:mode><VI_256:mode>, vcondu<V_256:mode><VI_256:mode>):
6876         New expanders.
6877
6878 2011-09-17  Richard Sandiford  <rdsandiford@googlemail.com>
6879
6880         * config/ia64/itanium2.md: Use match_test rather than eq/ne symbol_ref
6881         throughout file.
6882
6883 2011-09-16  David S. Miller  <davem@davemloft.net>
6884
6885         * config/sparc/visintrin.h: New file.
6886         * config.gcc: Add it to extra_headers on sparc.
6887
6888 2011-09-16  Jakub Jelinek  <jakub@redhat.com>
6889
6890         * config/i386/i386.c (ix86_expand_reduc_v4sf): Rename to ...
6891         (ix86_expand_reduc): ... this.  Handle also V8SFmode and V4DFmode.
6892         * config/i386/sse.md (reduc_splus_v4sf, reduc_smax_v4sf,
6893         reduc_smin_v4sf): Adjust callers.
6894         (reduc_smax_v8sf, reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df):
6895         New expanders.
6896
6897         * config/i386/sse.md (vec_extract_hi_<mode>,
6898         vec_extract_hi_v16hi, vec_extract_hi_v32qi): Use
6899         vextracti128 instead of vextractf128 for -mavx2 and
6900         integer vectors.  For V4DFmode fix up mode attribute.
6901         (VEC_EXTRACT_MODE): For TARGET_AVX add 32-byte vectors.
6902         (vec_set_lo_<mode>, vec_set_hi_<mode>): For VI8F_256 modes use V4DF
6903         instead of V8SF mode attribute.
6904         (avx2_extracti128): Change into define_expand.
6905         * config/i386/i386.c (ix86_expand_vector_extract): Handle
6906         32-byte vector modes if TARGET_AVX.
6907
6908 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6909
6910         * config/avr/avr.md: (umulqihi3, mulqihi3): Write as one pattern.
6911         (umulqi3_highpart, smulqi3_highpart): Ditto.
6912         (*maddqihi4.const, *umaddqihi4.uconst): Ditto.
6913         (*msubqihi4.const, *umsubqihi4.uconst): Ditto.
6914         (*muluqihi3.uconst, *mulsqihi3.sconst): Ditto.
6915
6916 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6917
6918         PR target/50358
6919         * config/avr/avr.md (*ashiftqihi2.signx.1): New insn.
6920         (*maddqi4, *maddqi4.const): New insns.
6921         (*msubqi4, *msubqi4.const): New insns.
6922         * config/avr/avr.c (avr_rtx_costs): Record costs of above in cases
6923         PLUS:QI and MINUS:QI.  Increase costs of multiply-add/-sub for
6924         HImode by 1 in the case of multiplying with a CONST_INT.
6925         Record cost of *ashiftqihi2.signx.1 in case ASHIFT:QI.
6926
6927 2011-09-15   Jan Hubicka  <jh@suse.cz>
6928
6929         PR lto/50430
6930         * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
6931         error_mark_node in the DECL_INITIAL of vtable.
6932
6933 2011-09-15   Diego Novillo  <dnovillo@google.com>
6934
6935         * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from
6936         @SYSROOT_CFLAGS_FOR_TARGET@.
6937         * configure.ac (SYSROOT_CFLAGS_FOR_TARGET): Set from build-sysroot.
6938         * configure: Regenerate.
6939         (site.exp): Add definition of TEST_ALWAYS_FLAGS.
6940         Remove setting of GCC_UNDER_TEST.
6941
6942 2011-09-15  Uros Bizjak  <ubizjak@gmail.com>
6943
6944         * config/i386/i386.c (output_fp_compare): Return %v prefixed
6945         instruction mnemonics for TARGET_AVX.
6946
6947         * config/i386/i386.md (*movdf_internal_rex64): use cond RTX in
6948         "type" attribute calculation.
6949         (*movdf_internal): Ditto.
6950         (*movsf_internal): Ditto.
6951
6952 2011-09-15  James Greenhalgh  <james.greenhalgh@arm.com>
6953
6954         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): New builtin macro.
6955
6956 2011-09-15  Jason Merrill  <jason@redhat.com>
6957
6958         PR c++/50361
6959         * expr.c (count_type_elements): Handle NULLPTR_TYPE.
6960
6961 2011-09-15  Jan Hubicka  <jh@suse.cz>
6962
6963         * ipa-inline-analysis.c (add_condition): Add conditions parameter;
6964         simplify obviously true clauses.
6965         (and_predicates, or_predicates): Add conditions parameter.
6966         (inline_duplication_hoook): Update.
6967         (mark_modified): New function.
6968         (unmodified_parm): New function.
6969         (eliminated_by_inlining_prob, (set_cond_stmt_execution_predicate,
6970         set_switch_stmt_execution_predicate, will_be_nonconstant_predicate):
6971         Use unmodified_parm.
6972         (estimate_function_body_sizes): Update.
6973         (remap_predicate): Update.
6974
6975 2011-09-15  Ira Rosen  <ira.rosen@linaro.org>
6976
6977         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Allow
6978         read-after-read dependencies in basic block SLP.
6979
6980 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6981
6982         * config/sparc/sparc.md: Use match_test rather than eq/ne symbol_ref
6983         throughout file.
6984
6985 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6986
6987         * config/sh/sh.md: Use match_test rather than eq/ne symbol_ref
6988         throughout file.
6989
6990 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6991
6992         * config/s390/s390.md: Use match_test rather than eq/ne symbol_ref
6993         throughout file.
6994
6995 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6996
6997         * config/rs6000/rs6000.md: Use match_test rather than eq/ne symbol_ref
6998         throughout file.
6999         * config/rs6000/constraints.md: Likewise.
7000
7001 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7002
7003         * config/microblaze/microblaze.md: Use match_test rather than
7004         eq/ne symbol_ref throughout file.
7005
7006 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7007
7008         * config/bfin/bfin.md: Use match_test rather than eq/ne symbol_ref
7009         throughout file.
7010
7011 2011-09-14  Tom de Vries  <tom@codesourcery.com>
7012
7013         PR middle-end/50251
7014         * explow.c (emit_stack_restore): Set crtl->need_drap if
7015         stack_restore is emitted.
7016
7017 2011-09-14  Julian Brown  <julian@codesourcery.com>
7018
7019         * config/arm/arm.c (arm_override_options): Add unaligned_access
7020         support.
7021         (arm_file_start): Emit attribute for unaligned access as appropriate.
7022         * config/arm/arm.md (UNSPEC_UNALIGNED_LOAD)
7023         (UNSPEC_UNALIGNED_STORE): Add constants for unspecs.
7024         (insv, extzv): Add unaligned-access support.
7025         (extv): Change to expander. Likewise.
7026         (extzv_t1, extv_regsi): Add helpers.
7027         (unaligned_loadsi, unaligned_loadhis, unaligned_loadhiu)
7028         (unaligned_storesi, unaligned_storehi): New.
7029         (*extv_reg): New (previous extv implementation).
7030         * config/arm/arm.opt (munaligned_access): Add option.
7031         * config/arm/constraints.md (Uw): New constraint.
7032         * expmed.c (store_bit_field_1): Adjust bitfield numbering according
7033         to size of access, not size of unit, when BITS_BIG_ENDIAN !=
7034         BYTES_BIG_ENDIAN. Don't use bitfield accesses for
7035         volatile accesses when -fstrict-volatile-bitfields is in effect.
7036         (extract_bit_field_1): Likewise.
7037
7038 2011-09-14  Richard Sandiford  <richard.sandiford@linaro.org>
7039
7040         * simplify-rtx.c (simplify_subreg): Check that the inner mode is
7041         a scalar integer before applying integer-only optimisations to
7042         inner arithmetic.
7043
7044 2011-09-14  Bernd Schmidt  <bernds@codesourcery.com>
7045
7046         * config/mips/mips.c (mips_expand_epilogue): Generate a
7047         simple_return only if the return address is in r31.
7048
7049 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7050
7051         * cfgcleanup.c (try_head_merge_bb): If get_condition returns
7052         NULL for a jump that is a cc0 insn, pick the previous insn for
7053         move_before.
7054
7055 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7056
7057         * config/v850/v850.md: Use match_test rather than eq/ne symbol_ref
7058         throughout file.
7059
7060 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7061
7062         * config/pa/pa.md: Use match_test rather than eq/ne symbol_ref
7063         throughout file.
7064
7065 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7066
7067         * config/mn10300/mn10300.md: Use match_test rather than eq/ne
7068         symbol_ref throughout file.
7069
7070 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7071
7072         * config/m68k/m68k.md: Use match_test rather than eq/ne symbol_ref
7073         throughout file.
7074
7075 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7076
7077         * config/h8300/h8300.md: Use match_test rather than eq/ne symbol_ref
7078         throughout file.
7079
7080 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7081
7082         * config/arm/arm.md: Use match_test rather than eq/ne symbol_ref
7083         throughout file.
7084         * config/arm/neon.md: Likewise.
7085         * config/arm/vfp.md: Likewise.
7086         * config/arm/thumb2.md: Likewise.
7087         * config/arm/cortex-m4.md: Likewise.
7088
7089 2011-09-13  Sevak Sargsyan <sevak.sargsyan@ispras.ru>
7090
7091         * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New
7092         define_insn patterns for combine.
7093
7094 2011-09-13  Giuseppe Scrivano  <gscrivano@gnu.org>
7095
7096         * reorg.c: Always define make_return_insns.
7097
7098 2011-09-13  Jan Hubicka  <jh@suse.cz>
7099
7100         PR other/49533
7101         * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
7102
7103 2011-09-13  Jan Hubicka  <jh@suse.cz>
7104
7105         PR other/49533
7106         * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
7107
7108 2011-09-13  Paul Brook  <paul@codesourcery.com>
7109
7110         * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7111         (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
7112         * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
7113         * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
7114         * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
7115         * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
7116         * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
7117         * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
7118         enabling unwind tables.
7119         (c6x_debug_unwind_info): New function.
7120         (TARGET_ARM_EABI_UNWINDER): Define.
7121         (TARGET_DEBUG_UNWIND_INFO): Define.
7122         * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
7123         (TARGET_EXTRA_CFI_SECTION): Remove.
7124         * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
7125         * ginclude/unwind-arm-common.h: New file.
7126
7127 2011-09-13  Georg-Johann Lay  <avr@gjlay.de>
7128
7129         PR target/50358
7130         * config/avr/predicates.md (const_1_to_6_operand): New predicate.
7131         * config/avr/avr.md: (extend_s): New code attribute.
7132         (mul_r_d): New code attribute.
7133         (*maddqihi4, *umaddqihi4): New insns.
7134         (*msubqihi4, *umsubqihi4): New insns.
7135         (*usmaddqihi4, *sumaddqihi4): New insns.
7136         (*usmsubqihi4, *susubdqihi4): New insns.
7137         (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
7138         (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
7139         (*umsubqihi4.uconst.ashift): New insn-and-split.
7140         (*msubqihi4.sconst.ashift): New insn-and-split.
7141         (*sumaddqihi4.uconst): New insn-and-split.
7142         (*sumsubqihi4.uconst): New insn-and-split.
7143         * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
7144         PLUS:HI and MINUS:HI.
7145
7146 2011-09-13  Revital Eres  <revital.eres@linaro.org>
7147
7148         modulo-sched.c (remove_node_from_ps): Return void instead of bool.
7149         (optimize_sc): Adjust call to remove_node_from_ps.
7150         (sms_schedule): Add print info.
7151
7152 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7153
7154         * rtl.c (copy_rtx): Do not handle frame_related, jump or call
7155         flags specially.
7156
7157 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7158
7159         PR bootstrap/50010
7160         * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
7161         NOTE_INSN_CFI notes, with the exception of
7162         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7163
7164 2011-09-12  Bernd Schmidt  <bernds@codesourcery.com>
7165             Richard Sandiford  <rdsandiford@googlemail.com>
7166
7167         * config/mips/mips.c (mips_epilogue): New structure.
7168         (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
7169         restoring registers.
7170         (mips_epilogue_emit_cfa_restores): New function.
7171         (mips_epilogue_set_cfa): Likewise.
7172         (mips_restore_reg): Queue REG_CFA_RESTORE notes.  When restoring
7173         the current CFA register from the stack, redefine the CFA in terms
7174         of the stack pointer.
7175         (mips_expand_epilogue): Set up mips_epilogue.  Attach CFA information
7176         to the epilogue instructions.
7177
7178 2011-09-12  Richard Sandiford  <rdsandiford@googlemail.com>
7179
7180         * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
7181         argument.
7182         (mips16e_build_save_restore): Update accordingly.
7183
7184 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7185
7186         PR rtl-optimization/50212
7187         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7188         Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
7189
7190         PR debug/50299
7191         * calls.c (load_register_parameters): Use use_reg_mode instead
7192         of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
7193         entry.
7194         (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
7195         for stack CALL_INSN_FUNCTION_USAGE uses.
7196         * expr.h (use_reg_mode): New prototype.
7197         (use_reg): Changed into inline around use_reg_mode.
7198         * expr.c (use_reg): Renamed to...
7199         (use_reg_mode): ... this.  Added MODE argument, set EXPR_LIST
7200         mode to that mode instead of VOIDmode.
7201         * var-tracking.c (prepare_call_arguments): Don't track parameters
7202         whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
7203         to it using lowpart_subreg.  Convert VALUE and REG/MEM to the
7204         EXPR_LIST mode.
7205
7206 2011-09-12  Georg-Johann Lay  <avr@gjlay.de>
7207
7208         PR target/43746
7209         * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
7210         (progmem_section): New Variable.
7211         (avr_asm_init_sections): Initialize it.
7212         (TARGET_ASM_SELECT_SECTION): Define to...
7213         (avr_asm_select_section): ... this new Function.
7214         (avr_replace_prefix): New Function.
7215         (avr_asm_function_rodata_section): Use it.
7216         (avr_insert_attributes): Don't add section attribute for PROGMEM.
7217         (avr_section_type_flags): Use avr_progmem_p instead of section
7218         name to detect if object is in PROGMEM.
7219         (avr_asm_named_section): Set section name prefix for objects in
7220         PROGMEM.
7221
7222 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7223
7224         PR bootstrap/50352
7225         * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
7226         sprintf format string.
7227
7228 2011-09-12  Richard Guenther  <rguenther@suse.de>
7229
7230         PR tree-optimization/50343
7231         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
7232         that the reduction is over an SSA name before checking its definition.
7233
7234 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7235
7236         * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
7237         throughout file.
7238
7239 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7240
7241         * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
7242         throughout file.
7243         * config/mips/sb1.md: Likewise.
7244         * config/mips/predicates.md: Replace (match_test "!...")
7245         with (not (match_test "..."))
7246         * config/mips/constraints.md: Likewise.
7247
7248 2011-09-09  Andrew Stubbs  <ams@codesourcery.com>
7249
7250         * config/arm/arm-cores.def (generic-armv7-a): New architecture.
7251         * config/arm/arm-tables.opt: Regenerate.
7252         * config/arm/arm-tune.md: Regenerate.
7253         * config/arm/arm.c (arm_file_start): Output .arch directive when
7254         user passes -mcpu=generic-*.
7255         (arm_issue_rate): Add genericv7a support.
7256         * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
7257         (ASM_CPU_SPEC): New define.
7258         * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
7259         * config/arm/semi.h (ASM_SPEC): Likewise.
7260         * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
7261         and -mtune=generic-*.
7262
7263 2011-09-09  Richard Guenther  <rguenther@suse.de>
7264
7265         PR tree-optimization/50328
7266         * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
7267         constant or default-def operand.
7268
7269 2011-09-09  Richard Guenther  <rguenther@suse.de>
7270
7271         * tree-ssa-pre.c (create_expression_by_pieces): Fold the
7272         last statement.
7273
7274 2011-09-09  Richard Guenther  <rguenther@suse.de>
7275
7276         * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
7277         instead of a statement.
7278         * gimple-fold.c (fold_stmt_inplace): Likewise.
7279         * sese.c (graphite_copy_stmts_from_block): Adjust.
7280         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7281         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
7282         fold_stmt.
7283         (forward_propagate_addr_into_variable_array_index): Likewise.
7284         (forward_propagate_addr_expr_1): adjust.
7285         (associate_plusminus): Likewise.
7286         (ssa_forward_propagate_and_combine): Likewise.
7287         * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
7288         (execute_cse_reciprocals): Likewise.
7289         * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
7290
7291 2011-09-09  Nick Clifton  <nickc@redhat.com>
7292
7293         * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
7294         Return a positive value to indicate that the bits at the
7295         bottom of the register should be cleared.
7296
7297 2011-09-09  Richard Guenther  <rguenther@suse.de>
7298
7299         * tree-ssa-operands.c (swap_tree_operands): Always adjust
7300         existing operand positions.
7301
7302 2011-09-09  Richard Guenther  <rguenther@suse.de>
7303
7304         PR middle-end/50333
7305         * tree-data-ref.c (split_constant_offset): Do not try to handle
7306         ternary ops.
7307
7308 2011-09-08  Andrew Stubbs  <ams@codesourcery.com>
7309
7310         PR tree-optimization/50318
7311         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
7312         typo in use of mult_rhs1 and mult_rhs2.
7313
7314 2011-09-08  Uros Bizjak  <ubizjak@gmail.com>
7315
7316         * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
7317         (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
7318
7319 2011-09-08  Bernd Schmidt  <bernds@codesourcery.com>
7320
7321         * config/arm/arm.md (push_multi): Emit predicates.
7322         (push_fp_multi): Likewise.
7323         * config/arm/arm.c (vfp_output_fstmd): Likewise.
7324
7325 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7326
7327         PR c++/33255 - Support -Wunused-local-typedefs warning
7328         * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
7329         (pushdecl): Use the new record_locally_defined_typedef.
7330         (store_parm_decls): Allocate cfun->language.
7331         (finish_function): Use the new maybe_warn_unused_local_typedefs,
7332         and free cfun->language.
7333         (c_push_function_context): Allocate cfun->language here only if needed.
7334         (c_pop_function_context): Likewise, mark cfun->language
7335         for collection only when it should be done.
7336         * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
7337         * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
7338         maybe_record_local_typedef_use.
7339         * doc/invoke.texi: Update documentation for
7340         -Wunused-local-typedefs.
7341
7342 2011-09-08  Enkovich Ilya  <ilya.enkovich@intel.com>
7343
7344         * config/i386/i386-protos.h (ix86_lea_outperforms): New.
7345         (ix86_avoid_lea_for_add): Likewise.
7346         (ix86_avoid_lea_for_addr): Likewise.
7347         (ix86_split_lea_for_addr): Likewise.
7348
7349         * config/i386/i386.c (LEA_MAX_STALL): New.
7350         (increase_distance): Likewise.
7351         (insn_defines_reg): Likewise.
7352         (insn_uses_reg_mem): Likewise.
7353         (distance_non_agu_define_in_bb): Likewise.
7354         (distance_agu_use_in_bb): Likewise.
7355         (ix86_lea_outperforms): Likewise.
7356         (ix86_ok_to_clobber_flags): Likewise.
7357         (ix86_avoid_lea_for_add): Likewise.
7358         (ix86_avoid_lea_for_addr): Likewise.
7359         (ix86_split_lea_for_addr): Likewise.
7360         (distance_non_agu_define): Search in pred BBs added.
7361         (distance_agu_use): Search in succ BBs added.
7362         (IX86_LEA_PRIORITY): Value changed from 2 to 0.
7363         (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
7364         (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
7365
7366         * config/i386/i386.md: Split added to transform non destructive
7367         add into move and add.
7368         (lea_1): transformed into insn_and_split to avoid AGU stalls.
7369         (lea<mode>_2): Likewise.
7370
7371 2011-09-08  Martin Jambor  <mjambor@suse.cz>
7372
7373         PR tree-optimization/50287
7374         * ipa-split.c (split_function): Do not create SSA names for
7375         non-gimple-registers.
7376
7377 2011-09-08  Richard Guenther  <rguenther@suse.de>
7378
7379         PR tree-optimization/19831
7380         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
7381         skip builtins with vdefs that do not really store something.
7382         (propagate_necessity): For calls to free that we can associate
7383         with an allocation function do not mark the freed pointer
7384         definition necessary.
7385         (eliminate_unnecessary_stmts): Remove a call to free if
7386         the associated call to an allocation function is not necessary.
7387
7388 2011-09-08  Richard Guenther  <rguenther@suse.de>
7389
7390         PR tree-optimization/19831
7391         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
7392         allocation functions as necessary.
7393
7394 2011-09-08  Iain Sandoe  <iains@gcc.gnu.org>
7395
7396         * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
7397         cut from ...
7398         (darwin_default_min_version): Amended to provide defaults
7399         for the cross directory case.
7400         (darwin_driver_init): call darwin_default_min_version unconditionally.
7401         * config/darwin.h (DEF_MIN_OSX_VERSION): New.
7402         * config/darwin9.h: Likewise.
7403         * config/darwin10.h: Likewise.
7404         * config/rs6000/darwin7.h: Likewise.
7405
7406 2011-09-08  Jakub Jelinek  <jakub@redhat.com>
7407
7408         PR target/50310
7409         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
7410         code early if TARGET_AVX.
7411         (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
7412
7413 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7414
7415         * config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
7416         duplicates.
7417
7418         PR target/50310
7419         * config/i386/sse.md (*andnot<mode>3, *<code><mode>3): Fix up
7420         "mode" attribute computation.
7421
7422 2011-09-07  Bernd Schmidt  <bernds@codesourcery.com>
7423
7424         * regrename.c (struct du_head): Make nregs signed.
7425         (closed_chains): Remove.
7426         (create_new_chain): Return the new chain.
7427         (chain_from_id): New static function.
7428         (dump_def_use_chain): Change argument to be an int, indicating
7429         the first ID to print.  All callers changed.
7430         (merge_overlapping_regs): Use chain_from_id.  Assert that
7431         chains don't conflict with themselves.
7432         (rename_chains): Take no argument.  Iterate over id_to_chain
7433         rather to find chains to rename.  Clear tick before the main loop.
7434         (struct incoming_reg_info): New struct.
7435         (struct bb_rename_info): New struct.
7436         (init_rename_info, set_incoming_from_chain, merge_chains): New
7437         static functions.
7438         (regrename_analyze): New static function, broken out of
7439         regrename_optimize.  Record and make use of open chain information
7440         at basic block boundaries, and merge chains where possible.
7441         (scan_rtx_reg): Make this_nregs signed.  Don't update
7442         closed_chains.
7443         (build_def_use): Return a bool to indicate success.  All callers
7444         changed.  Don't initialize global data here.
7445         (regrename_optimize): Move most code out of here into
7446         regrename_analyze.
7447         * regs.h (add_range_to_hard_reg_set, remove_range_from_hard_reg_set,
7448         range_overlaps_hard_reg_set_p, range_in_hard_reg_set_p): New
7449         static inline functions.
7450         * vec.h (FOR_EACH_VEC_ELT_FROM): New macro.
7451
7452         * bb-reorder.c (insert_section_boundary_note): Don't check
7453         optimize_function_for_speed_p.
7454         (gate_handle_partition_blocks): Do it here instead.
7455         (gate_handle_reorder_blocks): Move preliminary checks here ...
7456         (rest_of_handle_reorder_blocks): ... from here.
7457
7458 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7459
7460         PR middle-end/50301
7461         * ipa-cp.c (find_more_values_for_callers_subset): Check jump
7462         function index bounds.
7463         (perhaps_add_new_callers): Likewise.
7464
7465 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7466
7467         PR tree-optimization/49911
7468         * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
7469         enumerations to the corresponding plain integer type.
7470
7471 2011-09-07  Richard Guenther  <rguenther@suse.de>
7472
7473         PR tree-optimization/50319
7474         * tree-if-conv.c (set_bb_predicate): Assert we only set
7475         canonical predicates.
7476         (add_to_predicate_list): Simplify.  Allow TRUTH_NOT_EXPR
7477         around canonical predicates.
7478         (predicate_bbs): Do not re-gimplify already canonical
7479         predicates.  Properly unshare them though.
7480         (find_phi_replacement_condition): Simplify.
7481
7482 2011-09-07  Richard Sandiford  <richard.sandiford@linaro.org>
7483
7484         PR target/49030
7485         * config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
7486         * config/arm/arm.c (maybe_get_arm_condition_code): New function,
7487         reusing the old code from get_arm_condition_code.  Return ARM_NV
7488         for invalid comparison codes.
7489         (get_arm_condition_code): Redefine in terms of
7490         maybe_get_arm_condition_code.
7491         * config/arm/predicates.md (arm_comparison_operator): Use
7492         maybe_get_arm_condition_code.
7493
7494 2011-09-07  Richard Guenther  <rguenther@suse.de>
7495
7496         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7497         Canonicalize negated predicates by swapping edges.
7498         (forward_propagate_into_cond): Likewise.
7499
7500 2011-09-07  Richard Guenther  <rguenther@suse.de>
7501
7502         PR tree-optimization/50213
7503         * tree-flow.h (simple_iv_increment_p): Declare.
7504         * tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
7505         POINTER_PLUS_EXPR.
7506         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
7507         not propagate simple IV counter increments.
7508
7509 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
7510             Iain Sandoe  <iains@gcc.gnu.org>
7511
7512         * config/rs6000/rs6000.c (compute_save_world_info): Test
7513         cfun->has_nonlocal_label to determine if the out-of-line save
7514         world call may be used.
7515
7516 2011-09-07  Nick Clifton  <nickc@redhat.com>
7517
7518         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
7519         label on the parallel part of the insn.
7520
7521 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7522
7523         PR debug/50191
7524         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
7525         avoid_constant_pool_reference first instead of last.
7526
7527 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
7528
7529         * doc/configfiles.texi (Configuration Files): Update documentation
7530         about tm_p.h and remove FIXME comment.
7531
7532 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
7533
7534         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
7535         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
7536
7537 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
7538
7539         * config/darwin10.h Remove duplicate LIB_SPEC.
7540
7541 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
7542
7543         PR middle-end/44382
7544         * target.def (reassociation_width): New hook.
7545
7546         * doc/tm.texi.in (reassociation_width): Likewise.
7547
7548         * doc/tm.texi (reassociation_width): Likewise.
7549
7550         * doc/invoke.texi (tree-reassoc-width): New param documented.
7551
7552         * hooks.h (hook_int_uint_mode_1): New default hook.
7553
7554         * hooks.c (hook_int_uint_mode_1): Likewise.
7555
7556         * config/i386/i386.h (ix86_tune_indices): Add
7557         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7558
7559         (TARGET_REASSOC_INT_TO_PARALLEL): New.
7560         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
7561
7562         * config/i386/i386.c (initial_ix86_tune_features): Add
7563         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7564
7565         (ix86_reassociation_width): New function.
7566
7567         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
7568
7569         * tree-ssa-reassoc.c (get_required_cycles): New function.
7570         (get_reassociation_width): Likewise.
7571         (swap_ops_for_binary_stmt): Likewise.
7572         (rewrite_expr_tree_parallel): Likewise.
7573
7574         (rewrite_expr_tree): Refactored.  Part of code moved into
7575         swap_ops_for_binary_stmt.
7576
7577         (reassociate_bb): Now checks reassociation width to be used and
7578         call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
7579
7580 2011-09-06  Richard Guenther  <rguenther@suse.de>
7581
7582         PR tree-optimization/47025
7583         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
7584         uses nothing.
7585         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
7586         BUILT_IN_FREE.
7587         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
7588         definitely points to.
7589         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7590         BUILT_IN_VA_START doesn't let its va_list argument escape.
7591         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
7592         not make any previous stores necessary.
7593
7594 2011-09-06  Martin Jambor  <mjambor@suse.cz>
7595
7596         * ipa-inline.h (struct inline_summary): Move versionable flag...
7597         * cgraph.h (struct cgraph_local_info): ...here
7598         * ipa-cp.c (determine_versionability): Use the new versionable flag.
7599         (determine_versionability): Likewise.
7600         (ipcp_versionable_function_p): Likewise.
7601         (ipcp_generate_summary): Likewise.
7602         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
7603         versionable flag.
7604         (compute_inline_parameters): Do not clear the versionable flag.
7605         (inline_read_section): Do not stream the versionable flag.
7606         (inline_write_summary): Likewise.
7607         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
7608         (input_overwrite_node): Likewise.
7609
7610 2011-09-06  Richard Guenther  <rguenther@suse.de>
7611
7612         PR tree-optimization/48149
7613         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
7614         (vn_valueize): Move earlier.
7615         (valueize_expr): Use vn_valueize.
7616         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
7617         operands.
7618         (simplify_unary_expression): Simplify.
7619
7620 2011-09-06  Richard Guenther  <rguenther@suse.de>
7621
7622         PR tree-optimization/48317
7623         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
7624         trailing array.
7625         (sizeof_vn_nary_op): New inline function.
7626         (vn_nary_op_lookup_pieces): Adjust.
7627         (vn_nary_op_insert_pieces): Likewise.
7628         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
7629         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
7630         any number of operands.
7631         (vn_nary_length_from_stmt): New function.
7632         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
7633         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
7634         sized temporary.
7635         (vn_nary_op_lookup): Likewise.
7636         (vn_nary_op_lookup_stmt): Likewise.
7637         (vn_nary_op_insert_into): Likewise.
7638         (vn_nary_op_insert_stmt): Likewise.
7639         (visit_use): Handle CONSTRUCTOR as nary.
7640         * tree-ssa-pre.c (phi_translate_1): Adjust.
7641         (create_expression_by_pieces): Likewise.
7642         (compute_avail): Likewise.
7643
7644 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
7645
7646          * config/arm/arm.c (arm_preferred_simd_mode): Check
7647         TARGET_NEON_VECTORIZE_DOUBLE instead of
7648         TARGET_NEON_VECTORIZE_QUAD.
7649         (arm_autovectorize_vector_sizes): Likewise.
7650         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
7651         mask of mvectorize-with-neon-double.  Add RejectNegative.
7652         (mvectorize-with-neon-double): New.
7653
7654 2011-09-06  Richard Guenther  <rguenther@suse.de>
7655
7656         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
7657
7658 2011-09-06  Tom de Vries  <tom@codesourcery.com>
7659
7660         * recog.c (asm_labels_ok): New function.
7661         (check_asm_operands): Use asm_labels_ok.
7662
7663 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7664
7665         PR target/49606
7666         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
7667         (PMODE_INSN): New macro.
7668         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
7669         (mips_got_load, mips_expand_synci_loop): Likewise.
7670         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
7671         cprestore patterns.
7672         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
7673         copygp_mips16 patterns.
7674         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
7675         and use_cprestore patterns.
7676         (mips_override_options): Check for incompatible -mabi and -mlong
7677         combinations.
7678         * config/mips/mips.md (unspec_got<mode>): Rename to...
7679         (unspec_got_<mode>): ...this.
7680         (copygp_mips16): Use the Pmode iterator.
7681         (potential_cprestore, cprestore, use_cprestore): Likewise.
7682         (clear_cache, indirect_jump): Use PMODE_INSN.
7683         (indirect_jump<mode>): Rename to...
7684         (indirect_jump_<mode>): ...this.
7685         (tablejump): Use PMODE_INSN.
7686         (tablejump<mode>): Rename to...
7687         (tablejump_<mode>): ...this.
7688         (exception_receiver): Handle restore_gp_si and restore_gp_di.
7689         (restore_gp): Use the Pmode iterator.
7690         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
7691         PMODE_INSN.
7692
7693 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7694
7695         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
7696         Fix the type of the BIT_AND_EXPR.
7697
7698 2011-09-05  David S. Miller  <davem@davemloft.net>
7699
7700         * config.host: Add driver-sparc.o and sparc/x-sparc on
7701         native sparc*-*-linux* builds.
7702         * config/sparc/driver-sparc.c: Correct Linux strings.
7703         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
7704         * config/sparc/linux64.h: Likewise.
7705         * doc/invoke.texi: Document that Linux also supports
7706         -mcpu=native and -mtune=native on sparc.
7707
7708         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
7709         PROCESSOR_NIAGARA4): New.
7710         * config/sparc/sparc.opt: Handle new processor types.
7711         * config/sparc/sparc.md: Add to "cpu" attribute.
7712         * config/sparc/sparc.h (TARGET_CPU_niagara3,
7713         TARGET_CPU_niagara4): New, treat as niagara2.
7714         * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
7715         * config/sparc/sol2.h: Likewise.
7716         * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
7717         * config/sparc/sparc.c (sparc_option_override): Add
7718         niagara3 and niagara4 handling.
7719         (sparc32_initialize_trampoline): Likewise.
7720         (sparc64_initialize_trampoline): Likewise.
7721         (sparc_use_sched_lookahead): Likewise.
7722         (sparc_issue_rate): Likewise.
7723         (sparc_register_move_cost): Likewise.
7724         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
7725         and niagara4 as appropriate.
7726         * doc/invoke.texi: Document new processor types.
7727         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
7728         and --with-tune options.
7729
7730         * config/sparc/sol2-64.h: Move ...
7731         * config/sparc/default-64.h: ... to here.  Update comment.
7732         * config.gcc: Update Solaris sparc to use default-64.h, also
7733         prefix this header into the list on sparc64-*-linux.
7734         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
7735         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
7736         to MASK_HARD_QUAD.
7737
7738 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7739
7740         PR target/50289
7741         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
7742         that contain global register variable.
7743
7744 2011-09-05  Richard Guenther  <rguenther@suse.de>
7745
7746         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
7747
7748 2011-09-05  Richard Guenther  <rguenther@suse.de>
7749
7750         * stor-layout.c (layout_type): Use size_binop for array size
7751         calculations.
7752
7753 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7754
7755         * config/avr/avr.h (progmem_section): Remove Declaration.
7756         * config/avr/avr.c (progmem_section): Make static and rename to
7757         progmem_swtable_section.
7758         (avr_output_addr_vec_elt): No need to switch sections.
7759         (avr_asm_init_sections): Use output_section_asm_op as section
7760         callback for progmem_swtable_section.
7761         (avr_output_progmem_section_asm_op): Remove Function.
7762         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
7763         (avr_asm_function_rodata_section): New static Function.
7764         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
7765         alignment 2**1 for jump tables.
7766
7767 2011-09-04  Jan Hubicka  <jh@suse.cz>
7768
7769         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
7770         parameter is SSA name.
7771
7772 2011-09-04  Richard Guenther  <rguenther@suse.de>
7773
7774         Revert
7775         2011-08-31  Richard Guenther  <rguenther@suse.de>
7776
7777         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
7778         special-casing.
7779
7780 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
7781
7782         PR debug/49901
7783         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
7784
7785 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
7786             Ira Rosen  <ira.rosen@linaro.org>
7787
7788         PR tree-optimization/50208
7789         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
7790         argument.  Check that def_stmt is inside the loop.
7791         (vect_recog_widen_mult_pattern): Update calls to
7792         vect_handle_widen_mult_by_cons.
7793         (vect_operation_fits_smaller_type): Check that def_stmt is
7794         inside the loop.
7795
7796 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
7797
7798         * tree-vectorizer.c (vect_print_dump_info): Print line
7799         number when dumping to a file.
7800         (vectorize_loops): Add new messages to dump file.
7801
7802 2011-09-03  Martin Jambor  <mjambor@suse.cz>
7803
7804         * ipa-prop.h (ipa_jump_func_t): New typedef.
7805         (struct ipa_edge_args): Removed field argument_count, field
7806         jump_functions turned into a vector.
7807         (ipa_set_cs_argument_count): Removed.
7808         (ipa_get_cs_argument_count): Updated to work on vectors.
7809         (ipa_get_ith_jump_func): Likewise.
7810         * ipa-prop.c (ipa_count_arguments): Removed.
7811         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
7812         jump functions.  Update caller.
7813         (compute_pass_through_member_ptrs): Likewise.
7814         (compute_cst_member_ptr_arguments): Likewise.
7815         (ipa_compute_jump_functions_for_edge): Get number of arguments from
7816         the statement, allocate vector.
7817         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
7818         (duplicate_ipa_jump_func_array): Removed.
7819         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
7820         (ipa_read_node_info): Allocate vector.
7821
7822 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7823
7824         PR middle-end/50232
7825         * config/pa/pa.md (return): Define "return" insn pattern.
7826         (epilogue): Use it when no epilogue is needed.
7827         * config/pa/pa.c (pa_can_use_return_insn): New function.
7828         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
7829
7830 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
7831
7832         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
7833         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
7834         Force at least BITS_PER_UNIT alignment on the new variable.
7835
7836 2011-09-02  Gary Funck <gary@intrepid.com>
7837
7838         * opts.c (print_specific_help): Fix off-by-one compare in
7839         assertion check.
7840         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7841         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
7842         Increase by +5 to allow for more languages.
7843         * optc-gen.awk: Generate #if that ensures that the number of
7844         languages is within the implementation-defined limit.
7845
7846 2011-09-02  Michael Matz  <matz@suse.de>
7847
7848         PR middle-end/50260
7849         * ipa-split.c (split_function): Call add_referenced_var.
7850
7851         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
7852         (cond_if_else_store_replacement_1): Ditto.
7853         * tree-ssa-pre.c (get_representative_for): Ditto.
7854         (create_expression_by_pieces): Ditto.
7855         (insert_into_preds_of_block): Ditto.
7856         * tree-sra.c (create_access_replacement): Ditto.
7857         (get_replaced_param_substitute): Ditto.
7858
7859 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
7860
7861         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
7862         automata_options.
7863         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
7864         (l1w, s1w, l2w, s2w): Define in the main automaton.
7865         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
7866         units.
7867         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
7868         (c6x_unit_names): Add the new units.
7869         (c6x_unit_codes): New static array.
7870         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
7871         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
7872         UNIT_QID_SIDE_OFFSET): New macros.
7873         (RESERVATION_S2): Adjust value.
7874         (c6x_option_override): Compute c6x_unit_codes.
7875         (assign_reservations): Take the unit_mask of the last instruction
7876         into account.  Detect floating point reservations by looking for
7877         the new units.  Don't assign reservations if the field is already
7878         nonzero.
7879         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
7880         (init_sched_state): Initialize it.
7881         (c6x_clear_sched_context): Free it.
7882         (insn_set_clock): Clear reservation.
7883         (prev_cycle_state): New static variable.
7884         (c6x_init_sched_context): Save it.
7885         (c6x_sched_init): Allocate space for it and clear it.
7886         (c6x_sched_dfa_pre_cycle_insn): New static function.
7887         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
7888         (c6x_variable_issue): Only record units in the unit_mask that
7889         were not set at the start of the cycle.
7890         (c6x_variable_issue): Compute and store the unit_mask from the
7891         current state.
7892         (reorg_split_calls): Ensure the new information remains correct.
7893         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7894         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
7895         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
7896         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
7897         Add special reservations.
7898         * config/c6x/c6x-sched.md: Regenerate.
7899
7900 2011-09-02  Martin Jambor  <mjambor@suse.cz>
7901
7902         * ipa-prop.h (ipa_node_params): Removed fields
7903         called_with_var_arguments and node_versionable.
7904         (ipa_set_called_with_variable_arg): Removed.
7905         (ipa_is_called_with_var_arguments): Likewise.
7906         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
7907         (determine_versionability): Do not check for type attributes and va
7908         builtins.  Record versionability into inline summary.
7909         (initialize_node_lattices): Do not check
7910         ipa_is_called_with_var_arguments.
7911         (propagate_constants_accross_call): Likewise, ignore arguments we do
7912         not have PARM_DECLs for, set variable flag for parameters that were
7913         not passed a value.
7914         (create_specialized_node): Dump info that we cannot change signature.
7915         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
7916         number of arguments.
7917         (ipa_make_edge_direct_to_target): Likewise.
7918         (ipa_update_after_lto_read): Likewise.
7919         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
7920         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
7921         they were remapped.
7922
7923 2011-09-02  Richard Guenther  <rguenther@suse.de>
7924
7925         PR tree-optimization/27460
7926         PR middle-end/29269
7927         * doc/md.texi (vcond): Document.
7928         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
7929         optab with two modes.
7930         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
7931         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
7932         (vcond_optab): Adjust.
7933         (vcondu_optab): Likewise.
7934         (expand_vec_cond_expr_p): Adjust prototype.
7935         * optabs.c (get_vcond_icode): Adjust.
7936         (expand_vec_cond_expr_p): Likewise.
7937         (expand_vec_cond_expr): Likewise.
7938         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
7939         vector type.
7940         (vectorizable_condition): Allow differing types for comparison
7941         and result.
7942         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
7943         for the comparison.
7944         * config/i386/sse.md (vcond<mode>): Split to
7945         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
7946         vcond<V_128:mode><VI124_128:mode> and
7947         vcondu<V_128:mode><VI124_128:mode>.
7948         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
7949         (vconduv2di): Likewise.
7950         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
7951         (vcondu<mode>): Likewise.
7952         * config/ia64/vect.md (vcond<mode>): Likewise.
7953         (vcondu<mode>): Likewise.
7954         (vcondv2sf): Likewise.
7955         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
7956         * config/rs6000/paired.md (vcondv2sf): Likewise.
7957         * config/rs6000/vector.md (vcond<mode>): Likewise.
7958         (vcondu<mode>): Likewise.
7959         * config/spu/spu.md (vcond<mode>): Likewise.
7960         (vcondu<mode>): Likewise.
7961
7962 2011-09-02  Richard Guenther  <rguenther@suse.de>
7963
7964         * pretty-print.h (pp_unsigned_wide_integer): New.
7965         * tree-pretty-print.c (dump_generic_node): Print unsigned
7966         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
7967
7968 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
7969
7970         PR target/49987
7971         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
7972         valid CONST_VECTOR operands.
7973         (rs6000_expand_vector_init): Likewise.
7974
7975 2011-09-02  Martin Jambor  <mjambor@suse.cz>
7976
7977         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
7978         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
7979         BINFO_VTABLE.  Parameter delta removed, all callers updated.
7980         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
7981         BINFO_VTABLE.
7982         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
7983         all calls.
7984         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
7985         handling of thunk_delta.
7986         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
7987         (devirtualization_time_bonus): Do not handle thunk deltas.
7988         (ipcp_discover_new_direct_edges): Likewise.
7989         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7990         (try_make_edge_direct_simple_call): Likewise.
7991         (try_make_edge_direct_virtual_call): Likewise.
7992         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
7993         parameter set as unused.
7994         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
7995         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
7996         parameter set as unused.
7997         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
7998         (input_edge_opt_summary): Likewise.
7999         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
8000         BINFO_VIRTUALS at all.
8001         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
8002
8003 2011-09-02  Richard Guenther  <rguenther@suse.de>
8004
8005         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
8006         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
8007
8008 2011-08-31  Richard Guenther  <rguenther@suse.de>
8009
8010         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
8011         handling here, from ...
8012         (expand_expr_real_1): ... here.
8013         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
8014         and VEC_COND_EXPR.
8015         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
8016         a GIMPLE_TERNARY_RHS.
8017         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
8018         and VEC_COND_EXPR here ...
8019         (verify_gimple_assign_single): ... not here.
8020         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
8021         * tree-object-size.c (cond_expr_object_size): Adjust.
8022         (collect_object_sizes_for): Likewise.
8023         * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
8024         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
8025         (ssa_forward_propagate_and_combine): Adjust.
8026         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
8027         as ternary.
8028         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
8029         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
8030         * tree-vect-stmt.c (vectorizable_condition): Likewise.
8031         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
8032         (extract_range_from_assignment): Likewise.
8033
8034 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8035
8036         * config/i386/i386.md: Use (match_test ...) for attribute tests.
8037         * config/i386/mmx.md: Likewise.
8038         * config/i386/sse.md: Likewise.
8039         * config/i386/predicates.md (call_insn_operand): Use
8040         (not (match_test "...")) instead of (match_test "!...")
8041         * config/i386/constraints.md (w): Likewise.
8042
8043 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8044
8045         * doc/md.texi: Describe the use of match_tests in attribute tests.
8046         * rtl.def (MATCH_TEST): Update commentary.
8047         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
8048         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
8049
8050 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8051
8052         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
8053         (attr_string): Use copy_md_ptr_loc.
8054
8055 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8056
8057         PR middle-end/49886
8058         * ipa-inline-analysis.c (compute_inline_parameters): Set
8059         can_change_signature of noes with typde attributes.
8060         * ipa-split.c (split_function): Do not skip any arguments if
8061         can_change_signature is set.
8062
8063 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8064
8065         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
8066         check removed.
8067
8068 2011-08-31  Richard Guenther  <rguenther@suse.de>
8069
8070         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
8071         special-casing.
8072
8073 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
8074
8075         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
8076
8077 2011-08-31  Tom de Vries  <tom@codesourcery.com>
8078
8079         PR middle-end/43513
8080         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
8081         * tree-ssa-ccp.c (params.h): Include.
8082         (fold_builtin_alloca_for_var): New function.
8083         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
8084
8085 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
8086
8087         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8088         Handle FMA option.
8089
8090 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8091
8092         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
8093         b3 and b4 unsigned.
8094
8095 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8096
8097         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
8098         when code is SET.
8099
8100 2011-08-30  Richard Guenther  <rguenther@suse.de>
8101
8102         PR middle-end/48571
8103         * gimple.h (maybe_fold_offset_to_address): Remove.
8104         (maybe_fold_offset_to_reference): Likewise.
8105         (maybe_fold_stmt_addition): Likewise.
8106         (may_propagate_address_into_dereference): Likewise.
8107         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
8108         array references.
8109         * gimple-fold.c (canonicalize_constructor_val): Likewise.
8110         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
8111         addresses instead.
8112         (may_propagate_address_into_dereference): Remove.
8113         (maybe_fold_offset_to_array_ref): Likewise.
8114         (maybe_fold_offset_to_reference): Likewise.
8115         (maybe_fold_offset_to_address): Likewise.
8116         (maybe_fold_stmt_addition): Likewise.
8117         (fold_gimple_assign): Do not reconstruct array references but
8118         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
8119         MEM_REF addresses.
8120         (gimple_fold_stmt_to_constant_1): Likewise.
8121         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8122         * gimplify.c (gimplify_conversion): Likewise.
8123         (gimplify_expr): Likewise.
8124
8125 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
8126
8127         * config/i386/fmaintrin.h: New.
8128         * config.gcc: Add fmaintrin.h.
8129         * config/i386/i386.c
8130         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
8131         <IX86_BUILTIN_VFMADDSD3>: Likewise.
8132         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
8133         (*fmai_fmadd_<mode>): Likewise.
8134         (*fmai_fmsub_<mode>): Likewise.
8135         (*fmai_fnmadd_<mode>): Likewise.
8136         (*fmai_fnmsub_<mode>): Likewise.
8137         * config/i386/immintrin.h: Add fmaintrin.h.
8138
8139 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
8140
8141         * genautomata.c (NO_COMB_OPTION): New macro.
8142         (no_comb_flag): New static variable.
8143         (gen_automata_option): Handle NO_COMB_OPTION.
8144         (comb_vect_p): False if no_comb_flag.
8145         (add_vect): Move computation of min/max values.  Return early if
8146         no_comb_flag.
8147         * doc/md.texi (automata_option): Document no-comb-vect.
8148
8149         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
8150         "__x86.get_pc_thunk".
8151
8152         * bb-reorder.c (insert_section_boundary_note): Only do it if
8153         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
8154
8155 2011-08-30  Christian Bruel  <christian.bruel@st.com>
8156
8157         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
8158         flag_profile_use.
8159
8160 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
8161
8162         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
8163         to off.  Document switch.
8164         * doc/invoke.texi (-msave-toc-indirect): Ditto.
8165
8166 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8167
8168         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
8169         conditionals and comments inside macro arguments.
8170
8171 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
8172             Richard Guenther  <rguenther@suse.de>
8173
8174         * tree.h (constant_boolean_node): Adjust prototype.
8175         * fold-const.c (fold_convert_loc): Move aggregate conversion
8176         leeway down.
8177         (constant_boolean_node): Make value parameter boolean, add
8178         vector type handling.
8179         (fold_unary_loc): Use constant_boolean_node.
8180         (fold_binary_loc): Preserve types properly when folding
8181         COMPLEX_EXPR <__real x, __imag x>.
8182         * gimplify.c (gimplify_expr): Handle vector comparison.
8183         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
8184         comparison.
8185         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
8186         comparisons.
8187
8188 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8189
8190         PR middle-end/48722
8191         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
8192         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
8193         (verify_rtl_sharing): Likewise and verify_rtx_sharing
8194         in there too.
8195         (unshare_all_rtl_in_chain): For CALL_INSNs
8196         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
8197
8198 2011-08-29  Richard Guenther  <rguenther@suse.de>
8199
8200         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
8201         on the built ADDR_EXPR.
8202
8203 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8204
8205         PR debug/50215
8206         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
8207         before adding ENTRY_VALUE to val->locs.
8208
8209 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
8210
8211         PR bootstrap/50218
8212         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
8213         comp.
8214
8215 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
8216
8217         * doc/rtl.texi (simple_return): Document.
8218         (parallel, PATTERN): Here too.
8219         * doc/md.texi (return): Mention it's allowed to expand to simple_return
8220         in some cases.
8221         (simple_return): Document standard pattern.
8222         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
8223         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
8224         * reorg.c (function_return_label, function_simple_return_label):
8225         New static variables, replacing...
8226         (end_of_function_label): ... this.
8227         (simplejump_or_return_p): New static function.
8228         (optimize_skip, steal_delay_list_from_fallthrough,
8229         fill_slots_from_thread): Use it.
8230         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
8231         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
8232         (find_end_label): Take a new arg which is one of the two return
8233         rtxs.  Depending on which, set either function_return_label or
8234         function_simple_return_label.  All callers changed.
8235         (make_return_insns): Make both kinds.
8236         (dbr_schedule): Adjust for two kinds of end labels.
8237         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
8238         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
8239         (gen_expand, gen_split): Use ANY_RETURN_P.
8240         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
8241         * rtl.def (SIMPLE_RETURN): New code.
8242         * ifcvt.c (find_if_case_1): Be more careful about
8243         redirecting jumps to the EXIT_BLOCK.
8244         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
8245         returnjump_p_1): Handle SIMPLE_RETURNs.
8246         * print-rtl.c (print_rtx): Likewise.
8247         * rtl.c (copy_rtx): Likewise.
8248         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
8249         * combine.c (simplify_set): Likewise.
8250         * resource.c (find_dead_or_set_registers, mark_set_resources):
8251         Likewise.
8252         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
8253         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
8254         (init_emit_regs): Initialize simple_return_rtx.
8255         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
8256         force_nonfallthru_and_redirect.
8257         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
8258         (GR_SIMPLE_RETURN): New enum value.
8259         (simple_return_rtx): New macro.
8260         * basic-block.h (force_nonfallthru_and_redirect): Adjust
8261         declaration.
8262         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
8263         argument.  All callers changed.  Be careful about what kinds of
8264         returnjumps to generate.
8265         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
8266         ix86_pad_short_function): Likewise.
8267         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
8268         of return.
8269         * config/mips/mips.md (any_return): New code_iterator.
8270         (optab): Add cases for return and simple_return.
8271         (return): Expand to a simple_return.
8272         (simple_return): New pattern.
8273         (*<optab>, *<optab>_internal for any_return): New patterns.
8274         (return_internal): Remove.
8275         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
8276         a simple_return_internal.
8277
8278 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8279
8280         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
8281         (vec_extract_lo_<mode>): Prevent both operands in memory.
8282         (vec_extract_lo_v16hi): Ditto.
8283         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
8284
8285 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8286
8287         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
8288         (*sse2_mulv4si3): Ditto.
8289         (mulv2di3): Ditto.
8290         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
8291         notes to REG_EQUAL.
8292
8293 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8294
8295         PR target/50202
8296         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
8297         when all outputs are unused.
8298         (sse4_2_pcmpistr): Ditto.
8299
8300 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8301
8302         * config/i386/i386.md (round<mode>2): New expander.
8303         * config/i386/i386.c (enum ix86_builtins): Add
8304         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
8305         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
8306         descriptions.
8307         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
8308         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
8309
8310 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8311
8312         PR middle-end/50083
8313         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
8314         only when TARGET_C99_FUNCTIONS.
8315         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
8316         <BUILT_IN_RINT{,F,L}>: Ditto.
8317
8318 2011-08-26  Michael Matz  <matz@suse.de>
8319             Jakub Jelinek  <jakub@redhat.com>
8320
8321         PR lto/50165
8322         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
8323         don't call strlen twice, use memcpy.
8324
8325 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
8326
8327         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
8328         * config/i386/bmiintrin.h: Likewise.
8329         * config/i386/lzcntintrin.h: Likewise.
8330
8331         * config/i386/immintrin.h: Include <lzcntintrin.h>,
8332         <bmiintrin.h> and <bmi2intrin.h>.
8333
8334 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8335
8336         PR target/50166
8337         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
8338         * configure: Regenerate.
8339
8340 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8341
8342         PR c/50179
8343         * c-typeck.c (c_process_expr_stmt): Skip over nops and
8344         call mark_exp_read even if exprv is ADDR_EXPR.
8345
8346 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
8347
8348         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
8349         to df_set_dead_notes_for_mw.
8350
8351 2011-08-26  Richard Guenther  <rguenther@suse.de>
8352
8353         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
8354
8355 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
8356             Tom de Vries  <tom@codesourcery.com>
8357
8358         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
8359         (struct ivopts_data): Add loop_single_exit_p field.
8360         (niter_for_exit): Change parameter desc_p into return value.  Return
8361         desc if desc->may_be_zero.  Free desc if unused.
8362         (niter_for_single_dom_exit): Change return type.
8363         (find_induction_variables): Handle changed return type of
8364         niter_for_single_dom_exit.  Dump may_be_zero.
8365         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
8366         (set_use_iv_cost): Add and handle comp parameter.
8367         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
8368         comp argument to set_use_iv_cost.
8369         (strip_wrap_conserving_type_conversions, expr_equal_p)
8370         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
8371         (may_eliminate_iv): Add comp parameter.  Handle new return type of
8372         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
8373         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
8374         and may_eliminate_iv.
8375         (rewrite_use_compare): Move call to iv_elimination_compare to ...
8376         (may_eliminate_iv): Here.
8377         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
8378
8379 2011-08-26  Tom de Vries  <tom@codesourcery.com>
8380
8381         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
8382         accessing TREE_TYPE.
8383
8384 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
8385
8386         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
8387         (*ior_scc_scc_cmp): Likewise
8388         (*and_scc_scc): Likewise.
8389         (*and_scc_scc_cmp): Likewise.
8390         (*and_scc_scc_nodom): Likewise.
8391         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
8392
8393 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8394
8395         * rtlanal.c (nonzero_bits1): Handle CLRSB.
8396
8397 2011-08-26  Richard Guenther  <rguenther@suse.de>
8398
8399         * expr.c (string_constant): Handle &MEM_REF.
8400
8401 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8402
8403         * config/arm/arm.c (struct four_ints): New type.
8404         (count_insns_for_constant): Delete function.
8405         (find_best_start): Delete function.
8406         (optimal_immediate_sequence): New function.
8407         (optimal_immediate_sequence_1): New function.
8408         (arm_gen_constant): Move constant splitting code to
8409         optimal_immediate_sequence.
8410         Rewrite constant negation/invertion code.
8411
8412 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8413
8414         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
8415         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
8416         Remove prototype. Remove static function type.
8417         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
8418         Add arch attribute.
8419         * config/arm/constraints.md (Pj, PJ): New constraints.
8420
8421 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8422
8423         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
8424         ("cortex_a9_multiply_long"): New and use above.  Handle all
8425         long multiply cases.
8426         ("cortex_a9_multiply"): Handle smmul and smmulr.
8427         ("cortex_a9_mac"): Handle smmla.
8428
8429 2011-08-25  Richard Henderson  <rth@redhat.com>
8430
8431         PR 50132
8432         PR 49864
8433         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
8434         non-constant stack adjutment.
8435         * expr.c (find_args_size_adjust): Break out from ...
8436         (fixup_args_size_notes): ... here.
8437         * rtl.h (find_args_size_adjust): Declare.
8438
8439 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
8440
8441         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
8442         sse4 and sse4_noavx.
8443         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
8444         (*pushdf_rex64): Change Y2 register constraint to x.
8445         (*movdf_internal_rex64): Ditto.
8446         (*zero_extendsidi2_rex64): Ditto.
8447         (*movdi_internal): Change Y2 register constraint to x
8448         and update "isa" attribute.
8449         (*pushdf): Ditto.
8450         (*movdf internal): Ditto.
8451         (zero_extendsidi2_1): Ditto.
8452         (*truncdfdf_mixed): Ditto.
8453         (*truncxfdf2_mixed): Ditto.
8454         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
8455         register constraint to x.
8456         (*movv2sf_internal_rex64): Ditto.
8457         (*mov<mode>_internal): Change Y2 register constraint to x
8458         and add "isa" attribute.
8459         (*movv2sf_internal): Ditto.
8460         (*vec_extractv2si_1): Ditto.
8461         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
8462         constraints to x and update "isa" attribute.
8463         (*vec_interleave_highv2df): Change Y3 registerconstraint
8464         to x and update "isa" attribute.
8465         (*vec_interleave_lowv2df): Ditto.
8466         (*vec_concatv2df): Change Y2 register constraint to x and
8467         update "isa" attribute.
8468         (sse2_loadld): Ditto.
8469         (*vec_extractv2di_1): Ditto.
8470         (*vec_dupv4si): Ditto.
8471         (*vec_dupv2di): Ditto.
8472         (*vec_concatv4si): Ditto.
8473         (vec_concatv2di): Ditto.
8474         * config/i386/constraints.md (Y2): Remove.
8475         (Y3): Ditto.
8476         (Y4): Ditto.
8477
8478 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8479
8480         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
8481         dump_def_use_chain): Don't declare.
8482         (mark_conflict, create_new_chain): Move before users.
8483         (regrename_optimize): Move to near end of file.
8484
8485 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8486
8487         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
8488         (secondary_input_reload_class): Remove Prototype.
8489         * config/avr/avr.c (byte_immediate_operand): Remove Function.
8490         * config/avr/avr.md (setmemhi): Use u8_operand.
8491         (strlenhi): Use const0_rtx for comparison.
8492         * config/avr/avr.h (avr_reg_order): Remove Declaration.
8493
8494 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8495
8496         * config/avr/avr.c (reg_class_tab): Make local to
8497         avr_regno_reg_class.  Return smallest register class available.
8498
8499 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8500
8501         * config/avr/avr.c (STR_PREFIX_P): New Define.
8502         (avr_asm_declare_function_name): Use it.
8503         (avr_asm_named_section): Use it.
8504         (avr_section_type_flags): Use it.
8505
8506 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8507
8508         * doc/md.texi (automata_option): Document collapse-ndfa.
8509         * genautomata.c (COLLAPSE_OPTION): New macro.
8510         (collapse_flag): New static variable.
8511         (struct description): New member normal_decls_num.
8512         (struct automaton): New members advance_ainsn and collapse_ainsn.
8513         (gen_automata_option): Check for COLLAPSE_OPTION.
8514         (collapse_ndfa_insn_decl): New static variable.
8515         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
8516         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
8517         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
8518         necessary.  Use normal_decls_num rather than decls_num, remove
8519         test for special decls.
8520         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
8521         (make_automaton); Likewise.  Use the new advance_cycle_insn member
8522         of struct automaton.
8523         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
8524         is set.
8525         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
8526         transition.  Create the necessary transitions for it.
8527         (create_ainsns): Return void.  Take an automaton_t argument, and
8528         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
8529         callers changed.
8530         (COLLAPSE_NDFA_VALUE_NAME): New macro.
8531         (output_tables): Output code to define it.
8532         (output_internal_insn_code_evaluation): Output code to accept
8533         const0_rtx as collapse-ndfa transition.
8534         (output_default_latencies, output_print_reservation_func,
8535         output_print_description): Reorganize loops to use normal_decls_num
8536         as loop bound; remove special case for advance_cycle_insn_decl.
8537         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
8538         (check_automata_insn_issues): Check for collapse_ainsn.
8539         (expand_automate): Allocate sufficient space.  Initialize
8540         normal_decls_num.
8541
8542 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8543
8544         * config/avr/avr.md: Fix indentation from r177991.
8545
8546 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8547
8548         * regrename.c (struct du_head): Remove member terminated.
8549         (create_new_chain): Don't initialize it.
8550         (scan_rtx_reg): Don't set or test it, test the open_chains_set
8551         bitmap instead.
8552         (tick, this_tick): New global variables, moved out of
8553         regrename_optimize.
8554         (current_id, open_chains, closed_chains, open_chains_set,
8555         live_in_chains, live_hard_regs): Reorder declarations.
8556         (dump_def_use_chain): Move function earlier in the file.
8557         (rename_chains): New static function, broken out of
8558         regrename_optimize.
8559         (regrename_optimize): Use it.  Remove #if 0'ed code.
8560
8561 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
8562
8563         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
8564
8565 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
8566
8567         PR target/50172
8568         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
8569
8570 2011-08-24  Richard Guenther  <rguenther@suse.de>
8571
8572         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
8573         ref in the basic-block case.  Move stripping array-refs
8574         to the place we create an access-function for it.  Remove
8575         bogus stripping down a MEM_REF to its base.
8576
8577 2011-08-24  Richard Guenther  <rguenther@suse.de>
8578
8579         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
8580         with -fno-strict-overflow.
8581
8582 2011-08-24  Richard Guenther  <rguenther@suse.de>
8583
8584         * tree-vectorizer.c (vect_print_dump_info): Avoid the
8585         file and location clutter when dumping to dump files.
8586
8587 2011-08-24  Simon Baldwin  <simonb@google.com>
8588
8589         * gengtype-state.c (write_state): Remove timestamped header line.
8590
8591 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8592
8593         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
8594         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
8595         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
8596         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
8597         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
8598         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
8599         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
8600         rules.
8601         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
8602
8603 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8604
8605         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
8606
8607 2011-08-24  Richard Guenther  <rguenther@suse.de>
8608
8609         PR tree-optimization/50067
8610         * tree-data-ref.c (dr_analyze_indices): Do not add an access
8611         function for a MEM_REF base that has no evolution in the loop
8612         nest or that is not analyzable.
8613
8614 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
8615
8616         * ira.c (ira_init_register_move_cost): Check small subclasses
8617         through ira_reg_class_max_nregs and ira_available_class_regs.
8618
8619 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8620
8621         * config/i386/constraints.md (Yp): New register constraint.
8622         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
8623         Yp register constraint.
8624         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
8625         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
8626         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
8627
8628 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8629
8630         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
8631
8632 2011-08-23  Mark Heffernan  <meheff@google.com>
8633
8634         PR middle-end/38509
8635         * common.opt (Wfree-nonheap-object): New option.
8636         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
8637         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
8638         to warning.
8639         (expand_builtin): Make warning conditional.
8640
8641 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8642
8643         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
8644         (length_immediate): Handle imulx, ishiftx and rotatex.
8645         (imm_disp): Ditto.
8646         (isa): Add bmi2.
8647         (enabled): Handle bmi2.
8648         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
8649         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
8650         (*bmi2_umulditi3_1): New insn pattern.
8651         (*bmi2_umulsidi3_1): Ditto.
8652         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
8653         (*bmi2_ashl<mode>3_1): New insn pattern.
8654         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
8655         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
8656         (*bmi2_ashlsi3_1_zext): New insn pattern.
8657         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
8658         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
8659         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
8660         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
8661         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
8662         flags dependency.
8663         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
8664         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
8665         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
8666         flags dependency.
8667         (*bmi2_rorx<mode>3_1): New insn pattern.
8668         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
8669         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
8670         (*rotatert<mode>3_1 splitter): Ditto.
8671         (*bmi2_rorxsi3_1_zext): New insn pattern.
8672         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
8673         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
8674         (*rotatertsi3_1_zext splitter): Ditto.
8675
8676 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8677
8678         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
8679         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
8680         (ix86_handle_option): Handle OPT_mbmi2 case.
8681         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
8682         (x86_64-*-*): Likewise.
8683         * config/i386/bmi2intrin.h: New file.
8684         * config/i386/cpuid.h (bit_BMI2): New.
8685         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
8686         BMI2 feature.
8687         * config/i386/i386-c.c (ix86_target_macros_internal):
8688         Conditionally define __BMI2__.
8689         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
8690         Handle BMI2 option.
8691         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
8692         (print_reg): New code.
8693         (ix86_print_operand): Likewise.
8694         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8695         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8696         IX86_BUILTIN_PEXT64.
8697         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8698         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8699         IX86_BUILTIN_PEXT64.
8700         * config/i386/i386.h (TARGET_BMI2): New.
8701         * config/i386/i386.md (UNSPEC_PDEP): New.
8702         (UNSPEC_PEXT): Likewise.
8703         (*bmi2_bzhi_<mode>3): Likewise.
8704         (*bmi2_pdep_<mode>3): Likewise.
8705         (*bmi2_pext_<mode>3): Likewise.
8706         * config/i386/i386.opt (mbmi2): New.
8707         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
8708         is defined.
8709         * doc/extend.texi: Document BMI2 built-in functions.
8710         * doc/invoke.texi: Document -mbmi2.
8711
8712 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
8713
8714         PR middle-end/50161
8715         * simplify-rtx.c (simplify_const_unary_operation): If
8716         op is CONST_INT, don't look at op_mode, but use instead mode.
8717         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
8718         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
8719         operation and TRUNCATE/ZERO_EXTEND if needed.
8720         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
8721         Document that operand mode must be same as operation mode,
8722         or VOIDmode.
8723         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
8724         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
8725         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
8726         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
8727         use the mode of operand for the operation and add truncate
8728         or zero_extend around if needed.
8729         * config/c6x/c6x.md (ctzdi2): Likewise.
8730         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
8731
8732 2011-08-12  Michael Matz  <matz@suse.de>
8733
8734         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
8735         (gimple_expand_cfg): Merge alignment info for coalesced pointer
8736         SSA names.
8737
8738 2011-08-23  Richard Guenther  <rguenther@suse.de>
8739
8740         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
8741         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
8742         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
8743         from ...
8744         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
8745         (mem_refs_may_alias_p): Adjust.
8746         * tree-data-ref.h (dr_may_alias_p): Adjust.
8747         * tree-data-ref.c: Include tree-affine.h.
8748         (dr_analyze_indices): Do nothing for the non-loop case.
8749         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
8750         more cases in the non-loop case.
8751         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
8752         calls to dr_may_alias_p.
8753         (write_alias_graph_to_ascii_ecc): Likewise.
8754         (write_alias_graph_to_ascii_dot): Likewise.
8755         (build_alias_set_optimal_p): Likewise.
8756
8757 2011-08-23  Richard Guenther  <rguenther@suse.de>
8758
8759         PR tree-optimization/50162
8760         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
8761
8762 2011-08-23  Richard Guenther  <rguenther@suse.de>
8763
8764         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
8765         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
8766         (create_data_ref): Also dump access functions for the created data-ref.
8767
8768 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
8769             Kirill Yukhin  <kirill.yukhin@intel.com>
8770
8771         PR target/50155
8772         * config/i386/sse.md (VI_AVX2): New.
8773         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
8774         (*<plusminus_insn><mode>3): Ditto.
8775         (<sse2_avx2>_andnot<mode>3): Ditto.
8776         (*andnot<mode>3): Fix order of cond operands.
8777         Add asserts for correct TARGET_xxx.
8778         (*<any_logic:code><mode>3): Ditto.
8779
8780 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
8781
8782         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
8783         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
8784         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
8785         regclass argument type to reg_class_t. Change 'max' and 'v' vars
8786         and return types to unsigned char. Use reg_class_contents instead
8787         of class_contents.
8788         (TARGET_CLASS_MAX_NREGS): Define.
8789
8790 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
8791
8792         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
8793         to make computed_jump_p return true.
8794
8795 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8796
8797         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
8798         (PICFLAG_FOR_TARGET): Substitute.
8799         * aclocal.m4: Regenerate.
8800         * configure: Regenerate.
8801
8802 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
8803
8804         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
8805         after reading in the pch.
8806
8807 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
8808
8809         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
8810         * configure: Regenerated.
8811
8812 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
8813
8814         PR tree-optimization/50133
8815         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
8816         from stmt instead of some statement around gsi.
8817
8818         PR middle-end/50141
8819         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
8820         innerdecl is a VAR_DECL.
8821
8822 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
8823
8824         * config/i386/avx2intrin.h: New file.
8825         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
8826         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
8827         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
8828         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
8829         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
8830         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
8831         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
8832         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
8833         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
8834         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
8835         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
8836         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
8837         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
8838         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
8839         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
8840         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
8841         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
8842         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
8843         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
8844         VOID_FTYPE_PV8SI_V8SI_V8SI,
8845         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
8846         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
8847         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
8848         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
8849         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
8850         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
8851         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
8852         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
8853         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
8854         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
8855         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
8856         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
8857         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
8858         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
8859         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
8860         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
8861         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
8862         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
8863         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
8864         V4DI_FTYPE_V4DI_INT_CONVERT,
8865         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
8866         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
8867         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
8868         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
8869         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
8870         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
8871         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
8872         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
8873         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
8874         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
8875         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
8876         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
8877         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
8878         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
8879         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
8880         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
8881         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
8882         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
8883         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
8884         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
8885         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
8886         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
8887         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
8888         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
8889         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
8890         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
8891         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
8892         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
8893         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
8894         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
8895         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
8896         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
8897         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
8898         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
8899         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
8900         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
8901         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
8902         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
8903         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
8904         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
8905         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
8906         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
8907         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
8908         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
8909         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
8910         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
8911         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
8912         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
8913         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
8914         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
8915         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
8916         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
8917         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
8918         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
8919         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
8920         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
8921         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
8922         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
8923         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
8924         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
8925         IX86_BUILTIN_VBROADCASTSS_PS256,
8926         IX86_BUILTIN_VBROADCASTSD_PD256,
8927         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
8928         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
8929         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
8930         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
8931         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
8932         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
8933         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
8934         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
8935         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
8936         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
8937         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
8938         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
8939         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
8940         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
8941         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
8942         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
8943         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
8944         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
8945         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
8946         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
8947         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
8948         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
8949         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
8950         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
8951         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
8952         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
8953         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
8954         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
8955         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
8956         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
8957         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
8958         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
8959         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
8960         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
8961         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
8962         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
8963         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
8964         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
8965         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
8966         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
8967         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
8968         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
8969         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
8970         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
8971         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
8972         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
8973         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
8974         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
8975         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
8976         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
8977         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
8978         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
8979         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
8980         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
8981         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
8982         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
8983         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
8984         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
8985         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
8986         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
8987         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
8988         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
8989         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
8990         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
8991         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
8992         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
8993         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
8994         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
8995         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
8996         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
8997         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
8998         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
8999         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9000         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9001         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9002         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9003         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9004         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9005         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9006         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9007         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9008         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9009         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9010         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9011         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9012         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9013         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9014         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9015         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9016         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
9017         IX86_BUILTIN_VBROADCASTSD_PD256,
9018         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9019         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9020         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9021         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9022         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9023         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9024         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9025         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9026         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9027         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9028         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9029         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9030         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9031         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
9032         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
9033         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
9034         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
9035         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
9036         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
9037         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
9038         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
9039         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
9040         IX86_BUILTIN_GATHERDIV8SI.
9041         (ix86_preferred_simd_mode): Support AVX2 modes.
9042         (ix86_expand_args_builtin): Support AVX2 builtins.
9043         (ix86_expand_special_args_builtin): Likewise.
9044         (ix86_expand_builtin): Likewise.
9045         * config/i386/i386.md (UNSPEC_VPERMSI): New.
9046         (UNSPEC_VPERMDF): Likewise.
9047         (UNSPEC_VPERMSF): Likewise.
9048         (UNSPEC_VPERMDI): Likewise.
9049         (UNSPEC_VPERMTI): Likewise.
9050         (UNSPEC_GATHER): Likewise.
9051         (ssemodesuffix): Extend.
9052         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
9053         is defined.
9054         * config/i386/predicates.md (const1248_operand): New.
9055         * config/i386/sse.md (VI1_AVX2): New mode iterator.
9056         (VI2_AVX2): Likewise.
9057         (VI4_AVX2): Likewise.
9058         (VI8_AVX2): Likewise.
9059         (VIMAX_AVX2): Likewise.
9060         (SSESCALARMODE): Likewise.
9061         (VI12_AVX2): Likewise.
9062         (VI24_AVX2): Likewise.
9063         (VI124_AVX2): Likewise.
9064         (VI248_AVX2): Likewise.
9065         (VI48_AVX2): Likewise.
9066         (VI4SD_AVX2): Likewise.
9067         (V48_AVX2): Likewise.
9068         (AVX256MODE2P): Likewise.
9069         (AVXMODE48P_DI): Likewise.
9070         (sse2_avx2): New mode attribute.
9071         (ssse3_avx2): Likewise.
9072         (sse4_1_avx2): Likewise.
9073         (avx_avx2): Likewise.
9074         (ssebytemode): Likewise.
9075         (AVXTOSSEMODE): Likewise.
9076         (AVXMODE48P_DI): Likewise.
9077         (gthrfirstp): Likewise.
9078         (gthrlastp): Likewise.
9079         (lshift): New code_iterator
9080         (lshift): New code attribute.
9081         (lshift): Likewise.
9082         (ssescalarmodesuffix): Update.
9083         (sseunpackmode): Likewise.
9084         (ssepackmode): Likewise.
9085         (avx2_vec_dupv4sf): New insn pattern.
9086         (avx2_vec_dupv8sf): Likewise.
9087         (avx2_interleave_highv4di): Likewise.
9088         (avx2_interleave_lowv4di): Likewise.
9089         (avx2_umulv4siv4di3): Likewise
9090         (*avx2_umulv4siv4di3): Likewise
9091         (avx2_pmaddwd): Likewise.
9092         (*avx2_pmaddwd): Likewise.
9093         (avx2_lshrqv4di3): Likewise.
9094         (avx2_lshlqv4di3): Likewise.
9095         (avx2_lshl<mode>3): Likewise.
9096         (avx2_<umaxmin:code><mode>3): Likewise.
9097         (*avx2_<umaxmin:code><mode>3): Likewise.
9098         (avx2_<smaxmin:code><mode>3): Likewise.
9099         (*avx2_<smaxmin:code><mode>3): Likewise.
9100         (avx2_eq<mode>3): Likewise.
9101         (*avx2_eq<mode>3): Likewise.
9102         (avx2_gt<mode>3): Likewise.
9103         (avx2_interleave_highv32qi): New.
9104         (avx2_interleave_lowv32qi): Likewise.
9105         (avx2_interleave_highv16hi): Likewise.
9106         (avx2_interleave_lowv16hi): Likewise.
9107         (avx2_interleave_highv8si): Likewise.
9108         (avx2_interleave_lowv8si): Likewise.
9109         (avx2_pshufd): Likewise.
9110         (avx2_pshufd_1): Likewise.
9111         (avx2_pshuflwv3): Likewise.
9112         (avx2_pshuflw_1): Likewise.
9113         (avx2_pshufhwv3): Likewise.
9114         (avx2_pshufhw_1): Likewise.
9115         (avx2_uavgv32qi3): Likewise.
9116         (*avx2_uavgv32qi3): Likewise.
9117         (avx2_uavgv16hi3): Likewise.
9118         (*avx2_uavgv16hi3): Likewise.
9119         (avx2_pmovmskb): Likewise.
9120         (avx2_phaddwv16hi3): Likewise.
9121         (avx2_phadddv8si3): Likewise.
9122         (avx2_phaddswv16hi3): Likewise.
9123         (avx2_phsubwv16hi3): Likewise.
9124         (avx2_phsubdv8si3): Likewise.
9125         (avx2_phsubswv16hi3): Likewise.
9126         (avx2_pmaddubsw256): Likewise.
9127         (avx2_umulhrswv16hi3): Likewise.
9128         (*avx2_umulhrswv16hi3): Likewise.
9129         (avx2_packusdw): Likewise.
9130         (avx2_pblendd<mode>): Likewise.
9131         (avx2_<code>v16qiv16hi2): Likewise.
9132         (avx2_<code>v8qiv8si2): Likewise.
9133         (avx2_<code>v8hiv8si2): Likewise.
9134         (avx2_<code>v4qiv4di2): Likewise.
9135         (avx2_<code>v4hiv4di2): Likewise.
9136         (avx2_<code>v4siv4di2): Likewise.
9137         (avx2_pbroadcast<mode>): Likewise.
9138         (avx2_permvarv8si): Likewise.
9139         (avx2_permv4df): Likewise.
9140         (avx2_permvarv8sf): Likewise.
9141         (avx2_permv4di): Likewise.
9142         (avx2_permv2ti): Likewise.
9143         (avx2_vec_dupv4df): Likewise.
9144         (avx2_vbroadcasti128_<mode>): Likewise.
9145         (avx2_vec_set_lo_v4di): Likewise.
9146         (avx2_vec_set_hi_v4di): Likewise.
9147         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
9148         (avx2_extracti128): Likewise.
9149         (avx2_inserti128): Likewise.
9150         (avx2_ashrvv8si): Likewise.
9151         (avx2_ashrvv4si): Likewise.
9152         (avx2_<lshift>vv8si): Likewise.
9153         (avx2_<lshift>v<mode>): Likewise.
9154         (avx2_<lshift>vv2di): Likewise.
9155         (avx2_gathersi<mode>): Likewise.
9156         (*avx2_gathersi<mode>): Likewise.
9157         (avx2_gatherdi<mode>): Likewise.
9158         (*avx2_gatherdi<mode>): Likewise.
9159         (avx2_gatherdi<mode>256): Likewise.
9160         (*avx2_gatherdi<mode>256): Likewise.
9161         (<plusminus_insn><mode>3): Use VI mode iterator.
9162         (*<plusminus_insn><mode>3): Use VI mode iterator.
9163         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9164         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9165         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9166         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9167         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
9168         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
9169         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
9170         Use VI2_AVX2 mode iterator.
9171         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
9172         Use VI2_AVX2 mode iterator.
9173         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
9174         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
9175         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
9176         Use VI4_AVX2 mode iterator.
9177         (ashr<mode>3): Use VI24_AVX2 mode iterator.
9178         (lshr<mode>3): Use VI248_AVX2 mode iterator.
9179         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
9180         Use VIMAX_AVX2 mode iterator.
9181         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
9182         Use VI mode iterator.
9183         (*andnot<mode>3): Update for AVX2.
9184         (*<any_logic:code><mode>3): Likewise.
9185         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
9186         Use VI1_AVX mode iterator.
9187         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
9188         Use VI2_AVX mode iterator.
9189         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
9190         Use VI1_AVX mode iterator.
9191         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
9192         Use VI8_AVX2 mode iterator.
9193         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
9194         Use VI1_AVX2 mode iterator.
9195         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
9196         Use VI124_AVX2 mode iterator.
9197         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
9198         Use SSESCALARMODE mode iterator.
9199         (abs<mode>2): Use VI124_AVX2 mode iterator.
9200         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
9201         Use VI8_AVX2 mode iterator.
9202         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
9203         Use VI1_AVX2 mode iterator.
9204         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
9205         Use VI1_AVX2 mode iterator.
9206         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
9207         Use VI2_AVX2 mode iterator.
9208         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
9209         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
9210         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
9211         avx_maskstore<ssemodesuffix><avxsizesuffix>.
9212         Use V48_AVX2 mode iterator.
9213         * doc/extend.texi: Document AVX2 built-in functions.
9214         * doc/invoke.texi: Document -mavx2.
9215
9216 2011-08-22  Matthias Klose <doko@debian.org>
9217
9218         Revert:
9219         2011-07-11  Arthur Loiret  <aloiret@debian.org>
9220                     Matthias Klose <doko@debian.org>
9221         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
9222         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
9223         convention.
9224         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
9225
9226 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
9227
9228         PR bootstrap/50146
9229         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
9230         to #ifndef HONOR_REG_ALLOC_ORDER block.
9231
9232 2011-08-21  Richard Henderson  <rth@redhat.com>
9233
9234         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
9235         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
9236         * resource.c (next_insn_no_annul): Likewise.
9237         (mark_set_resources): Likewise.
9238         * reorg.c (delete_from_delay_slot): Likewise.
9239         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
9240         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
9241
9242 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
9243
9244         * config/i386/i386.md (any_div): Remove.
9245         (sgnprefix): Update for removal.
9246         (u): Ditto.
9247
9248 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
9249
9250         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
9251         for ira_reg_class_max_nregs.  Increase pressure by 1.
9252         (mark_pseudo_regno_subword_dead): Use allocno class
9253         for ira_reg_class_max_nregs.
9254
9255 2011-08-20  Richard Henderson  <rth@redhat.com>
9256
9257         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
9258         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
9259         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
9260         config/c6x/ltf.c: Adjust include path for soft-fp.
9261
9262 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
9263
9264         PR other/46770
9265         * config.gcc (tm_file): Add initfini-array.h if
9266         .init_arrary/.fini_array are supported.
9267
9268         * crtstuff.c: Don't generate .ctors nor .dtors sections if
9269         USE_INITFINI_ARRAY is defined.
9270
9271         * output.h (default_elf_init_array_asm_out_constructor): New.
9272         (default_elf_fini_array_asm_out_destructor): Likewise.
9273         * varasm.c (elf_init_array_section): Likewise.
9274         (elf_fini_array_section): Likewise.
9275         (get_elf_initfini_array_priority_section): Likewise.
9276         (default_elf_init_array_asm_out_constructor): Likewise.
9277         (default_elf_fini_array_asm_out_destructor): Likewise.
9278
9279         * config/initfini-array.h: New.
9280
9281 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9282
9283         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
9284         OK for ST_REGS and FP_REGS before taking those classes into account.
9285
9286 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9287
9288         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
9289         before checking for annulled branches.
9290
9291 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9292
9293         * config/i386/i386.c (ix86_binary_operator_ok): Use
9294         satisfies_constraint_L.
9295
9296 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9297             Michael Matz  <matz@suse.de>
9298
9299         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
9300         trunc (a + copysign (nextafter (0.5, 0.0), a)).
9301
9302 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
9303
9304         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9305         * doc/tm.texi: Regenerate.
9306         * targhooks.c (default_preferred_output_reload_class): Don't use
9307         PREFERRED_OUTPUT_RELOAD_CLASS macro.
9308         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
9309
9310 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
9311
9312         PR tree-optimization/48739
9313         * tree-ssa.c: Include cfgloop.h.
9314         (execute_update_addresses_taken): When updating ssa, if in loop closed
9315         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
9316         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
9317
9318 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
9319
9320         PR rtl-optimization/49936
9321         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
9322         for calculation of max register move costs.
9323
9324 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9325
9326         * c-parser.c (c_parser_postfix_expression): Convert operands of
9327         __builtin_complex to their semantic types.
9328
9329 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
9330
9331         PR middle-end/49721
9332         * explow.c (convert_memory_address_addr_space): Also permute the
9333         conversion and addition of constant for zero-extend.
9334
9335 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9336
9337         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
9338         * doc/extend.texi (__builtin_complex): Document.
9339
9340 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9341
9342         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
9343         beyond conversions.
9344         (convert_mult_to_widen): Convert constant inputs to the right type.
9345         (convert_plusminus_to_widen): Don't automatically reject inputs that
9346         are not an SSA_NAME.
9347         Convert constant inputs to the right type.
9348
9349 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9350
9351         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
9352         to the correct type.
9353
9354 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9355
9356         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
9357         unsigned inputs of different modes.
9358         (convert_plusminus_to_widen): Likewise.
9359
9360 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9361
9362         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
9363         'type'.
9364         Use 'type' from caller, not inferred from 'rhs'.
9365         Don't reject non-conversion statements. Do return lhs in this case.
9366         (is_widening_mult_p): Add new argument 'type'.
9367         Use 'type' from caller, not inferred from 'stmt'.
9368         Pass type to is_widening_mult_rhs_p.
9369         (convert_mult_to_widen): Pass type to is_widening_mult_p.
9370         (convert_plusminus_to_widen): Likewise.
9371
9372 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9373
9374         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
9375         Ensure the the larger type is the first operand.
9376
9377 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9378
9379         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
9380         unsupported unsigned multiplies to signed.
9381         (convert_plusminus_to_widen): Likewise.
9382
9383 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9384
9385         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
9386         conversion statement separating multiply-and-accumulate.
9387
9388 2011-08-19  Richard Guenther  <rguenther@suse.de>
9389
9390         PR tree-optimization/50067
9391         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
9392         offset only if we accounted for it.
9393
9394 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9395
9396         * config/arm/arm.md (maddhidi4): Remove '*' from name.
9397         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
9398         * optabs.c (find_widening_optab_handler_and_mode): New function.
9399         (expand_widen_pattern_expr): Use find_widening_optab_handler.
9400         (expand_binop_directly): Likewise.
9401         (expand_binop): Likewise.
9402         * optabs.h (find_widening_optab_handler): New macro define.
9403         (find_widening_optab_handler_and_mode): New prototype.
9404         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
9405         type precision rules.
9406         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
9407         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
9408         (is_widening_mult_rhs_p): Allow widening by more than one mode.
9409         Explicitly disallow mis-matched input types.
9410         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
9411         input types to fit the new handler.
9412         (convert_plusminus_to_widen): Likewise.
9413
9414 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9415
9416         * expr.c (expand_expr_real_2): Use widening_optab_handler.
9417         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
9418         (gen_insn): $N now means $a must be wider than $b, not consecutive.
9419         * optabs.c (widened_mode): New function.
9420         (expand_widen_pattern_expr): Use widening_optab_handler.
9421         (expand_binop_directly): Likewise.
9422         (expand_binop): Likewise.
9423         * optabs.h (widening_optab_handlers): New struct.
9424         (optab_d): New member, 'widening'.
9425         (widening_optab_handler): New function.
9426         (set_widening_optab_handler): New function.
9427         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
9428         widening_optab_handler.
9429         (convert_plusminus_to_widen): Likewise.
9430
9431 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9432
9433         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
9434         pedantic.
9435         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
9436         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
9437
9438 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9439
9440         * opth-gen.awk: Do not declare target save/restore structures and
9441         functions if IN_RTS defined.
9442
9443 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
9444
9445         PR target/49437
9446         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
9447         when stack was realigned in interrupt handler prologue.
9448
9449 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
9450
9451         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
9452         (quals_from_declspecs): Assert _Noreturn not present.
9453         (grokdeclarator): Handle _Noreturn.
9454         (build_null_declspecs): Initialize noreturn_p.
9455         (declspecs_add_scspec): Handle RID_NORETURN.
9456         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
9457         (c_parser_attributes): Handle RID_NORETURN.
9458         * c-tree.h (struct c_declspecs): Add noreturn_p.
9459         * ginclude/stdnoreturn.h: New.
9460         * Makefile.in (USER_H): Add stdnoreturn.h.
9461
9462 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
9463
9464         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
9465         (OPTION_MASK_ISA_AVX_UNSET): Update.
9466         (OPTION_MASK_ISA_AVX2_UNSET): New.
9467         (ix86_handle_option): Handle OPT_mavx2 case.
9468         * config/i386/cpuid.h (bit_AVX2): New.
9469         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9470         AVX2 feature.
9471         * config/i386/i386-c.c (ix86_target_macros_internal):
9472         Conditionally define __AVX2__.
9473         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
9474         Define "core-avx2" processor alias.  Handle avx2 option.
9475         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
9476         * config/i386/i386.h (TARGET_AVX2): New.
9477         * config/i386/i386.opt (mavx2): New.
9478         * doc/invoke.texi: Document -mavx2.
9479
9480 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
9481
9482         PR rtl-optimization/49890
9483         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
9484         subclasses of class which is superset of a pressure class.
9485
9486 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9487             Igor Zamyatin <igor.zamyatin@intel.com>
9488
9489         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
9490         with HOST_WIDE_INT for isa_flag.
9491         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
9492         isa variables.
9493
9494         * config/i386/i386.c (ix86_target_string): Replace int with
9495         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
9496         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
9497         (pta_flags): Removed.
9498         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
9499         (pta): Use HOST_WIDE_INT on flags.
9500         (builtin_isa): Use HOST_WIDE_INT on isa.
9501         (ix86_add_new_builtins): Likewise.
9502         (def_builtin): Use HOST_WIDE_INT on mask.
9503         (def_builtin_const): Likewise.
9504         (builtin_description): Likewise.
9505
9506         * config/i386/i386.opt (ix86_isa_flags): Replace int with
9507         HOST_WIDE_INT.
9508         (ix86_isa_flags_explicit): Likewise.
9509         (x_ix86_isa_flags_explicit): Likewise.
9510
9511 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
9512
9513         PR rtl-optimization/50107
9514         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
9515         (ira_hard_reg_in_set_p): New.
9516
9517         * ira-color.c (calculate_saved_nregs): New.
9518         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
9519         hard regs.
9520         (allocno_reload_assign, fast_allocation): Use
9521         ira_hard_reg_set_intersection_p instead of
9522         ira_hard_reg_not_in_set_p.
9523
9524         * ira.c (setup_reg_renumber): Use
9525         ira_hard_reg_set_intersection_p instead of
9526         ira_hard_reg_not_in_set_p.
9527         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
9528         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
9529
9530         * ira-costs.c (ira_tune_allocno_costs): Use
9531         ira_hard_reg_set_intersection_p instead of
9532         ira_hard_reg_not_in_set_p.
9533
9534 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9535             Igor Zamyatin <igor.zamyatin@intel.com>
9536
9537         * hwint.h (HOST_WIDE_INT_1): New.
9538
9539         * opt-functions.awk (switch_bit_fields): Initialize the
9540         host_wide_int field.
9541         (host_wide_int_var_name): New.
9542         (var_type_struct): Check and return HOST_WIDE_INT.
9543
9544         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
9545
9546         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
9547
9548         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
9549         check masks for HOST_WIDE_INT.
9550
9551         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
9552         (option_enabled): Likewise.
9553         (get_option_state): Likewise.
9554
9555         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
9556         to HOST_WIDE_INT.
9557
9558 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9559             Marc Glisse  <marc.glisse@normalesup.org>
9560
9561         PR libstdc++-v3/1773
9562         * target.def (decl_mangling_context): New C++ hook.
9563         * doc/tm.texi: Regenerate.
9564         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
9565         * config/sol2-protos.h: Group by source file.
9566         (solaris_cxx_decl_mangling_context): Declare.
9567         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
9568         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
9569         Use $<.
9570         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
9571         Add sol2-stubs.o to extra_objs.
9572
9573 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
9574
9575         PR target/50009
9576         * stor-layout.c (update_alignment_for_field): Don't ICE on
9577         packed flexible array members if ms_bitfield_layout_p.
9578
9579         PR target/50092
9580         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
9581         on the result before returning it.
9582
9583         PR debug/50017
9584         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
9585         is a debug stmt, use location of the first non-debug stmt after it.
9586
9587 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9588
9589         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
9590         (arm_size_rtx_costs): Likewise.
9591
9592 2011-08-18  Richard Guenther  <rguenther@suse.de>
9593
9594         * tree.h (tree_int_cst_msb): Remove.
9595         * tree.c (tree_int_cst_msb): Likewise.
9596         (tree_int_cst_sign_bit): Move from ...
9597         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
9598
9599 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9600
9601         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
9602         * doc/tm.texi: Regenerate.
9603         * target.def (rtx_costs): Add an opno parameter.
9604         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9605         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9606         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9607         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9608         * cse.c (COST_IN): Add an opno parameter.
9609         (notreg_cost): Likewise.  Update call to rtx_cost.
9610         (COST, fold_rtx): Update accordingly.
9611         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
9612         * expmed.c (emit_store_flag): Likewise.
9613         * optabs.c (avoid_expensive_constant): Add an opno parameter.
9614         Update call to rtx_cost.
9615         (expand_binop_directly, expand_binop): Likewise.
9616         (expand_twoval_binop, prepare_cmp_insn): Likewise.
9617         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
9618         (set_src_cost, get_full_set_src_cost): Update accordingly.
9619         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
9620         to target hook.
9621         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
9622         (default_adress_cost): Update calls to rtx_cost.
9623
9624         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
9625         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
9626         (arm_rtx_costs): Add an opno parameter.
9627         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
9628         adjust any recursive rtx-cost calls.
9629         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
9630         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9631         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
9632         * config/cris/cris.c (cris_rtx_costs): Likewise.
9633         * config/frv/frv.c (frv_rtx_costs): Likewise.
9634         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
9635         * config/i386/i386.c (ix86_rtx_costs): Likewise.
9636         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
9637         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
9638         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
9639         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
9640         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
9641         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
9642         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
9643         * config/mep/mep.c (mep_rtx_cost): Likewise.
9644         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
9645         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
9646         (mips_zero_extend_cost): Add an opno parameter.
9647         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
9648         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
9649         to rtx_cost.
9650         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
9651         rtx-cost calls.
9652         * config/pa/pa.c (hppa_rtx_costs): Likewise.
9653         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
9654         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
9655         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
9656         (rs6000_debug_rtx_costs): Likewise.
9657         * config/s390/s390.c (s390_rtx_costs): Likewise.
9658         * config/score/score-protos.h (score_rtx_costs): Likewise.
9659         * config/score/score.c (score_rtx_costs): Likewise.
9660         * config/sh/sh.c (andcosts): Update call to rtx_cost.
9661         (sh_rtx_costs): Add an opno parameter.
9662         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
9663         * config/spu/spu.c (spu_rtx_costs): Likewise.
9664         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
9665         * config/v850/v850.c (v850_rtx_costs): Likewise.
9666         * config/vax/vax.c (vax_rtx_costs): Likewise.
9667         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
9668
9669 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9670
9671         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
9672         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
9673         rtx_cost.
9674         * calls.c (precompute_register_parameters): Likewise.
9675         * combine.c (expand_compound_operation, make_extraction): Likewise.
9676         (force_to_mode, distribute_and_simplify_rtx): Likewise.
9677         * dse.c (find_shift_sequence): Likewise.
9678         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
9679         * expr.c (compress_float_constant): Likewise.
9680         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
9681         * gcse.c (want_to_gcse_p): Likewise.
9682         * ifcvt.c (noce_try_sign_mask): Likewise.
9683         * loop-doloop.c (doloop_optimize): Likewise.
9684         * loop-invariant.c (create_new_invariant): Likewise.
9685         * optabs.c (avoid_expensive_constant): Likewise.
9686         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
9687         (try_replace_in_use, reload_cse_move2add): Likewise.
9688         * reload1.c (calculate_elim_costs_all_insns): Likewise.
9689         (note_reg_elim_costly): Likewise.
9690         * rtlanal.c (insn_rtx_cost): Likewise.
9691         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9692         * stmt.c (lshift_cheap_p): Likewise.
9693         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
9694         * config/avr/avr.c (final_prescan_insn): Likewise.
9695         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9696         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
9697
9698 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9699
9700         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
9701         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
9702         * cfgloopanal.c (seq_cost): Likewise.
9703         * loop-invariant.c (create_new_invariant): Likewise.
9704         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
9705         (reload_cse_move2add): Use get_full_set_rtx_cost.
9706
9707 2011-08-18  Richard Guenther  <rguenther@suse.de>
9708
9709         * expr.c (get_inner_reference): Fix typo in last change.
9710
9711 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
9712             Joseph Myers  <joseph@codesourcery.com>
9713
9714         PR tree-optimization/49963
9715         * hwint.c (absu_hwi): Define.
9716         * hwint.h (absu_hwi): Declare.
9717         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
9718         of abs_hwi.
9719         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
9720         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
9721
9722 2011-08-18  Richard Guenther  <rguenther@suse.de>
9723
9724         * expr.c (get_inner_reference): Sign-extend the constant
9725         twos-complement offset before doing arbitrary precision
9726         arithmetic on it.
9727         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
9728         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
9729         to get_constraint_for_ptr_offset.
9730
9731 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
9732
9733         PR target/50068
9734         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
9735
9736 2011-08-17  Richard Guenther  <rguenther@suse.de>
9737
9738         * tree.h (convert_to_ptrofftype_loc): New function.
9739         (convert_to_ptrofftype): Define.
9740         * builtins.c (expand_builtin_bzero): Use size_type_node.
9741         (fold_builtin_bzero): Likewise.
9742         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
9743         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
9744         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
9745         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
9746         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
9747         * fold-const.c (build_range_check): Negate using the original type.
9748         (fold_unary_loc): Use fold_build_pointer_plus_loc.
9749         * gimple-fold.c (gimple_adjust_this_by_delta): Use
9750         convert_to_ptrofftype.
9751         * gimplify.c (gimplify_self_mod_expr): Likewise.
9752         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
9753         (graphite_create_new_loop_guard): Likewise.
9754         * graphite-sese-to-poly.c (my_long_long): Remove.
9755         (scop_ivs_can_be_represented): Adjust.
9756         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
9757         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
9758         * tree-loop-distribution.c (build_size_arg_loc): Use
9759         size_type_node.
9760         (generate_memset_zero): Simplify.
9761         * tree-mudflap.c: Use fold_convert, not convert.
9762         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
9763         its own type.
9764         (determine_offset): Likewise for DR_STEP.
9765         (valid_initializer_p): Likewise.
9766         * tree-profile.c (prepare_instrumented_value): Convert the pointer
9767         to an integer type of same size.
9768         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
9769         to sizetype without need.
9770         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
9771         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
9772         * tree-ssa-loop-manip.c (create_iv): Likewise.
9773         (determine_exit_conditions): Adjust comment.
9774         * tree-ssa-pre.c (create_expression_by_pieces): Use
9775         convert_to_ptrofftype.
9776         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
9777         * varasm.c (array_size_for_constructor): Compute using double_ints.
9778
9779 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9780
9781         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
9782         when generating an integer result where possible.  Short-cut
9783         comparison against 0 also for QImode.
9784
9785 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9786
9787         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
9788         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
9789         prototype.
9790         * config/spu/spu.c (spu_legitimize_reload_address): New function.
9791         (spu_legitimate_address_p): Do not check displacement if the base
9792         is an eliminable stack register.
9793
9794 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
9795
9796         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
9797         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
9798         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
9799         m32c_preferred_output_reload_class): Remove.
9800         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
9801         Change rclass argument and return types to reg_class_t. Use
9802         reg_class_subset_p instead of class_sizes.
9803         (m32c_preferred_output_reload_class): Make static. Change rclass
9804         argument and return types to reg_class_t.
9805         (TARGET_PREFERRED_RELOAD_CLASS,
9806         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
9807
9808 2011-08-16  Kai Tietz  <ktietz@redhat.com>
9809
9810         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
9811
9812 2011-08-16  Richard GUenther  <rguenther@suse.de>
9813
9814         PR tree-optimization/50082
9815         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
9816         warnings here, instead of ...
9817         (ssa_forward_propagate_and_combine): ... here.
9818         (forward_propagate_into_comparison_1): Adjust.
9819         (forward_propagate_into_comparison): Likewise.
9820         (forward_propagate_into_gimple_cond): Likewise.
9821         (forward_propagate_into_cond): Likewise.
9822
9823 2011-08-16  Andreas Schwab  <schwab@redhat.com>
9824
9825         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
9826         instead of ggc_alloc_zone_vec_rtvec_def.
9827
9828 2011-08-16  Richard Guenther  <rguenther@suse.de>
9829
9830         * tree.h (ptrofftype_p): New helper function.
9831         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
9832         offset verification.
9833         (verify_gimple_assign_binary): Likewise.
9834         * tree.c (build2_stat): Likewise.
9835         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
9836         (reset_evolution_in_loop): Likewise.
9837         * tree-chrec.h (build_polynomial_chrec): Likewise.
9838
9839 2011-08-16  Liang Wang  <lwang1@marvell.com>
9840
9841         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
9842         ggc_alloc_zone_vec_rtvec_def.
9843
9844 2011-08-16  Richard Guenther  <rguenther@suse.de>
9845
9846         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
9847         helper factored out from ...
9848         (extract_range_from_binary_expr_1): ... here.  Re-structure
9849         to not glob handling too different tree codes.
9850
9851 2011-08-15  Richard Henderson  <rth@redhat.com>
9852
9853         PR middle-end/50006
9854         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
9855         setting out to include allocate_stack named pattern as well.
9856         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
9857         * stmt.c (expand_stack_restore): Likewise.
9858
9859 2011-08-15  Richard Guenther  <rguenther@suse.de>
9860
9861         PR middle-end/50082
9862         * fold-const.c (maybe_canonicalize_comparison_1): Properly
9863         convert the modified operand to the other operand type.
9864         (fold_comparison): Call maybe_canonicalize_comparison_1 with
9865         useless conversions stripped from comparison operands.
9866
9867 2011-08-15  Richard Guenther  <rguenther@suse.de>
9868
9869         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
9870         (extract_range_from_unary_expr_1): Restructure.
9871
9872 2011-08-15  Richard Guenther  <rguenther@suse.de>
9873
9874         PR tree-optimization/50058
9875         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
9876         copy matching.
9877
9878 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9879
9880         PR target/50022
9881         * config/arm/arm.c (output_move_double): Add 2 parameters
9882         to count the number of insns emitted and whether to emit or not.
9883         Use the flag to decide when to emit and count number of instructions
9884         that will be emitted.
9885         Handle case where output_move_double might be called for calculating
9886         lengths with an invalid constant.
9887         (arm_count_output_move_double_insns): Define.
9888         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
9889         (output_move_double): Adjust prototype.
9890         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
9891         output_move_double.
9892         ("*movdi_vfp_cortexa8"): Likewise and add attribute
9893         for ce_count.
9894         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
9895         ("*movdf_soft_insn"): Likewise.
9896         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
9897         ("*cirrus_thumb2_movdi"): Likewise.
9898         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
9899         ("*cirrus_movdf_hard_insn"): Likewise.
9900         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
9901         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
9902         ("mov<mode>_internal VMMX"): Likewise.
9903         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
9904
9905 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
9906
9907         * config/i386/i386.c (ix86_expand_round_sse4): New function.
9908         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
9909         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
9910         for TARGET_ROUND.
9911
9912         (rint<mode>2): Simplify TARGET_ROUND check.
9913         (floor<mode>2): Ditto.
9914         (ceil<mode>2): Ditto.
9915         (btrunc<mode>2): Ditto.
9916
9917 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
9918
9919         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
9920         as mmix_preferred_output_reload_class.
9921
9922 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
9923
9924         * PR target/49903
9925         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
9926         (branch_unspec): New insn.
9927         (branch): Beauty farm.
9928         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
9929         to be IF_THEN_ELSE.
9930         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
9931         New static functions.
9932         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
9933         Use CONST_INT_P.  Beauty.
9934
9935 2011-08-12  Richard Henderson  <rth@redhat.com>
9936
9937         PR rtl-opt/49994
9938         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
9939         * sched-deps.c (init_deps): Clear it.
9940         (deps_analyze_insn): Consume it.
9941         (sched_analyze_insn): Fill it.
9942
9943 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9944
9945         PR target/48328
9946         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
9947         for tbh instructions.
9948
9949 2011-08-12  Diego Novillo  <dnovillo@google.com>
9950
9951         * data-streamer.h (streamer_write_zero): Rename from output_zero.
9952         (streamer_write_uhwi): Rename from lto_output_uleb128.
9953         (streamer_write_hwi): Rename from output_sleb128.
9954         (streamer_write_string): Rename from lto_output_string.
9955         (streamer_string_index): Rename from lto_string_index.
9956         (streamer_write_string_with_length): Rename from
9957         lto_output_string_with_length.
9958         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
9959         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
9960         (streamer_read_string): Rename from lto_input_string.
9961         (streamer_read_indexed_string): Rename from input_string_internal.
9962         (streamer_read_uhwi): Rename from lto_input_uleb128.
9963         (streamer_read_hwi): Rename from lto_input_sleb128.
9964         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
9965         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
9966         (streamer_write_enum): Rename from lto_output_enum.
9967         (streamer_read_enum): Rename from lto_input_enum.
9968         (streamer_write_record_start): Rename from output_record_start.
9969         (streamer_read_record_start): Rename from input_record_start.
9970         (streamer_write_bitpack): Rename from lto_output_bitpack.
9971         (streamer_read_bitpack): Rename from lto_input_bitpack.
9972         (streamer_write_char_stream): Rename from lto_output_1_stream.
9973         (streamer_read_uchar): Rename from lto_input_1_unsigned.
9974         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
9975         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
9976         (streamer_read_string_cst): Rename from input_string_cst.
9977         (streamer_read_chain): Rename from lto_input_chain.
9978         (streamer_alloc_tree): Rename from lto_materialize_tree.
9979         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
9980         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
9981         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
9982         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
9983         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
9984         (streamer_write_chain): Rename from lto_output_chain.
9985         (streamer_write_tree_header): Rename from lto_output_tree_header.
9986         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
9987         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
9988         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
9989         (streamer_write_builtin): Rename from lto_output_builtin_tree.
9990         (streamer_check_handled_ts_structures): Rename from
9991         check_handled_ts_structures.
9992         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
9993         (streamer_tree_cache_insert_at): Rename from
9994         lto_streamer_cache_insert_at.
9995         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
9996         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
9997         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
9998         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
9999         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
10000         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
10001         (write_identifier): Rename from output_identifier.
10002         (write_ts_common_tree_pointers): Rename from
10003         lto_output_ts_common_tree_pointers.
10004         (write_ts_vector_tree_pointers): Rename from
10005         lto_output_ts_vector_tree_pointers.
10006         (write_ts_complex_tree_pointers): Rename from
10007         lto_output_ts_complex_tree_pointers.
10008         (write_ts_decl_minimal_tree_pointers): Rename from
10009         lto_output_ts_decl_minimal_tree_pointers.
10010         (write_ts_decl_common_tree_pointers): Rename from
10011         lto_output_ts_decl_common_tree_pointers.
10012         (write_ts_decl_non_common_tree_pointers): Rename from
10013         lto_output_ts_decl_non_common_tree_pointers.
10014         (write_ts_decl_with_vis_tree_pointers): Rename from
10015         lto_output_ts_decl_with_vis_tree_pointers.
10016         (write_ts_field_decl_tree_pointers): Rename from
10017         lto_output_ts_field_decl_tree_pointers.
10018         (write_ts_function_decl_tree_pointers): Rename from
10019         lto_output_ts_function_decl_tree_pointers.
10020         (write_ts_type_common_tree_pointers): Rename from
10021         lto_output_ts_type_common_tree_pointers.
10022         (write_ts_type_non_common_tree_pointers): Rename from
10023         lto_output_ts_type_non_common_tree_pointers.
10024         (write_ts_list_tree_pointers): Rename from
10025         lto_output_ts_list_tree_pointers.
10026         (write_ts_vec_tree_pointers): Rename from
10027         lto_output_ts_vec_tree_pointers.
10028         (write_ts_exp_tree_pointers): Rename from
10029         lto_output_ts_exp_tree_pointers.
10030         (write_ts_block_tree_pointers): Rename from
10031         lto_output_ts_block_tree_pointers.
10032         (write_ts_binfo_tree_pointers): Rename from
10033         lto_output_ts_binfo_tree_pointers.
10034         (write_ts_constructor_tree_pointers): Rename from
10035         lto_output_ts_constructor_tree_pointers.
10036         (write_ts_target_option): Rename from lto_output_ts_target_option.
10037         (write_ts_translation_unit_decl_tree_pointers): Rename from
10038         lto_output_ts_translation_unit_decl_tree_pointers.
10039         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
10040         Rename from lto_streamer_cache_add_to_node_array.
10041         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
10042         (record_common_node): Rename from lto_record_common_node.
10043
10044         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
10045         declarations.
10046         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
10047         function.
10048         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
10049         unused function.
10050         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
10051         (ipa-reference.o): Likewise.
10052         * lto-section-out.c: Include data-streamer.h.
10053         * ipa-reference.c: Include data-streamer.h.
10054
10055 2011-08-12  Nick Clifton  <nickc@redhat.com>
10056
10057         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
10058         * doc/md.texi (cmpstrn): Note that the comparison stops if both
10059         fetched bytes are zero.
10060         (cmpstr): Likewise.
10061         (cmpmem): Note that the comparison does not stop if both of the
10062         fetched bytes are zero.
10063
10064 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
10065
10066         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
10067         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
10068         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
10069         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
10070         to integer_type_node.
10071         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
10072         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
10073         * builtins.c (expand_builtin_in): Ditto.
10074         (mathfn_built_in_1): Ditto.
10075         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
10076         BUILT_IN_IFLOOR.
10077         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
10078         BUILT_IN_IROUND.
10079         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
10080         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
10081         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
10082
10083 2011-08-12  Richard Guenther  <rguenther@suse.de>
10084
10085         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
10086
10087 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
10088
10089         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
10090
10091 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
10092
10093         * config/arm/arm.c (get_label_padding): New function.
10094         (create_fix_barrier, arm_reorg): Use it.
10095
10096 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
10097
10098         PR target/49781
10099         * config/i386/i386.md (*lea_5_zext): New.
10100         (*lea_6_zext): Ditto.
10101         * config/i386/predicates.md (const_32bit_mask): New predicate.
10102         (lea_address_operand): Reject AND.
10103         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
10104         const_32bit_mask immediate.
10105         (ix86_print_operand_address): Handle AND.
10106         (memory_address_length): Ditto.
10107
10108 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
10109             Brian Hackett  <bhackett1024@gmail.com>
10110
10111         * plugin.def: Add event for finish_decl.
10112         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
10113         * c-decl.c (finish_decl): Invoke callbacks on above event.
10114         * doc/plugins.texi: Document above event.
10115
10116 2011-08-11  Richard Guenther  <rguenther@suse.de>
10117
10118         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
10119         lookups, make looking through aggregate copies stronger.
10120
10121 2011-08-11  Richard Henderson  <rth@redhat.com>
10122
10123         PR bootstrap/50018
10124         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
10125
10126 2011-08-11  Richard Guenther  <rguenther@suse.de>
10127
10128         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
10129         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
10130         (vrp_visit_stmt): Likewise.
10131
10132 2011-08-11  Richard Guenther  <rguenther@suse.de>
10133
10134         PR middle-end/50040
10135         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
10136         load of the other piece with TREE_NO_WARNING.
10137         * tree-flow.h (warn_uninit): Adjust prototype.
10138         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
10139         the base variable and the expression that is used separately.
10140         Properly query all TREE_NO_WARNING flags.
10141         (struct walk_data): Remove.
10142         (warn_uninitialized_var): Likewise.
10143         (warn_uninitialized_vars): Do not walk gimple pieces but simply
10144         look at all SSA uses of the statement.  Handle unused memory
10145         separately.
10146         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
10147
10148 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
10149
10150         * config/rx/rx.md (movsicc): Allow register to register transfers.
10151         (*movsicc): Likewise.
10152         (*stcc): Restrict this pattern to EQ and NE compares.
10153         (*stcc_reg): New pattern.  Works for any comparison but only for
10154         register transfers.
10155
10156 2011-08-11   Diego Novillo  <dnovillo@google.com>
10157
10158         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
10159         Call stream_write_tree instead of output_record_start.
10160         (lto_output_ts_binfo_tree_pointers): Likewise.
10161
10162         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
10163         Convert it to a macro.
10164         (stream_read_tree): Likewise.
10165
10166         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
10167         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
10168
10169         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
10170         and tree_read_bitfields.
10171         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
10172         (lto_write_tree): Call it.
10173         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
10174         * streamer-hooks.h (struct streamer_hooks): Remove fields
10175         name, is_streamable and alloc_tree. Update all users.
10176         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
10177         (lto_materialize_tree): ... here.
10178         Handle CALL_EXPR codes.
10179         Remove call to lto_streamer_cache_append.
10180         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
10181         * tree-streamer.h (tree_read_bitfields): Declare.
10182
10183         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
10184         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
10185         * tree-streamer.h (stream_read_tree): New.  Replace all calls
10186         to lto_input_tree with it.
10187         (stream_write_tree): New.  Replace all calls to lto_output_tree,
10188         lto_output_tree_ref and lto_output_tree_or_ref with it.
10189         * lto-streamer-in.c (lto_read_tree): Inline code from
10190         lto_streamer_read_tree.
10191         (lto_input_tree): Move from tree-streamer-in.c.
10192         * lto-streamer-out.c (lto_output_tree_ref): Make static.
10193         Remove handling of NULL values for EXPR.
10194         Do not handle EXPRs that are not indexable.
10195         (lto_write_tree): Move from tree-streamer-out.c.
10196         Inline lto_streamer_write_tree.
10197         (lto_output_tree): Move from tree-streamer-out.c.
10198         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
10199         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
10200         (lto_preload_common_nodes): Likewise.
10201         Remove assertions and adjustments for nodes
10202         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
10203         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
10204         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
10205         * lto-streamer.h (lto_input_tree): Declare.
10206         (lto_output_tree_ref): Remove.
10207         * streamer-hooks.h (struct streamer_hooks): Remove fields
10208         preload_common_nodes, indexable_with_decls_p,
10209         pack_value_fields, unpack_value_fields and output_tree_header.
10210         Update all users.
10211         * tree-streamer-in.c (lto_materialize_tree): Make extern.
10212         (lto_input_tree_pointers): Likewise.
10213         (lto_read_tree): Move to lto-streamer-in.c.
10214         (lto_input_integer_cst): Make extern.
10215         (lto_get_pickled_tree): Likewise.
10216         (lto_get_builtin_tree): Likewise.
10217         (lto_input_tree): Move to lto-streamer-in.c.
10218         * tree-streamer-out.c (pack_value_fields): Make extern.
10219         (lto_output_tree_or_ref): Remove.  Replace all callers with
10220         calls to stream_write_tree.
10221         (lto_output_builtin_tree): Make extern.
10222         (lto_streamer_write_tree): Inline into lto_write_tree.
10223         (lto_output_tree_pointers): Make extern.
10224         (lto_output_tree_header): Likewise.
10225         (lto_output_integer_cst): Likewise.
10226         (lto_write_tree): Move to lto-streamer-out.c.
10227         (lto_output_tree): Likewise.
10228         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
10229         (preload_common_nodes): Likewise.
10230         (lto_streamer_cache_create): Call it.
10231         * tree-streamer.h: Include streamer-hooks.h.
10232         (stream_write_tree): New.
10233         (stream_read_tree): New.
10234         (lto_input_tree): Remove.
10235         (lto_materialize_tree): Declare.
10236         (lto_input_tree_pointers): Declare.
10237         (lto_get_pickled_tree): Declare.
10238         (lto_get_builtin_tree): Declare.
10239         (lto_input_integer_cst): Declare.
10240         (lto_output_tree_header): Declare.
10241         (pack_value_fields): Declare.
10242         (lto_output_tree_pointers): Declare.
10243         (lto_output_integer_cst): Declare.
10244         (lto_output_builtin_tree): Declare.
10245
10246 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10247
10248         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
10249         only if producer writes to the register given by regno.
10250
10251 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10252             Alexander Monakov  <amonakov@ispras.ru>
10253
10254         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
10255         (sched_get_condition_with_rev_uncached): ... this.  Factor out
10256         condition caching logic into ...
10257         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
10258         attempt to use cache for instructions with zero luid.
10259         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
10260         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
10261
10262 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10263
10264         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
10265         get_seqno_for_a_jump.  Update the caller.
10266         (get_seqno_by_succs): New.  Use it ...
10267         (get_seqno_for_a_jump): ... here to find a seqno if looking at
10268         predecessors was not sufficient.
10269         (get_seqno_by_preds): Include head in iteration range, exclude insn.
10270
10271 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10272
10273         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
10274
10275 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10276
10277         * sel-sched-ir.h (register_unavailable_p): Declare.
10278         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
10279         (set_unavailable_target_for_expr): ... here to properly test
10280         availability of a register.
10281         (speculate_expr): Ditto.
10282         * sel-sched.c (substitute_reg_in_expr): Ditto.
10283         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
10284
10285 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10286
10287         * sel-sched.c (verify_target_availability): Fix usage of
10288         hard_regno_nregs.
10289
10290 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10291
10292         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
10293         recognized by cannot_copy_insn_p hook and volatile instructions.
10294
10295 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10296
10297         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
10298
10299 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
10300
10301         * doc/md.texi (define_bypass): Say that the instruction names can
10302         be filename-style globs.
10303         * Makefile.in (FNMATCH_H): Define.
10304         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
10305         * genattrtab.c: Include fnmatch.h.
10306         (bypass_list): Change field name from "insn" to "pattern".
10307         (gen_bypass_1): Update accordingly.
10308         (process_bypasses): Use fnmatch to check for matches between
10309         insn reservations and define_bypasses.
10310         * genautomata.c: Include fnmatch.h.
10311         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
10312         and out_pattern respectively.
10313         (gen_bypass, insert_bypass): Update accordingly.
10314         (for_each_matching_insn, process_bypass_2, process_bypass_1)
10315         (process_bypass): New functions.
10316         (process_decls): Use process_bypass.  Update after field name changes.
10317
10318 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
10319
10320         PR target/49687
10321         * config/avr/avr.md (smulqi3_highpart): New insn.
10322         (umulqi3_highpart): New insn.
10323         (*subqi3.ashiftrt7): New insn.
10324         (smulhi3_highpart): New expander.
10325         (umulhi3_highpart): Nex expander.
10326         (*smulhi3_highpart_call): New insn.
10327         (*umulhi3_highpart_call): New insn.
10328         (extend_u): New code attribute.
10329         (extend_prefix): Rename code attribute to extend_su.
10330         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
10331         widening QI/HI multiply.
10332
10333 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
10334
10335         PR tree-optimization/50039
10336         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
10337         that DEF_STMT has a stmt_vec_info.
10338
10339 2011-08-10  Richard Guenther  <rguenther@suse.de>
10340
10341         * tree.h (can_trust_pointer_alignment): Remove.
10342         * builtins.c (can_trust_pointer_alignment): Remove.
10343
10344 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
10345
10346         * c-typeck.c (scalar_to_vector): New function. Try scalar to
10347         vector conversion.
10348         (stv_conv): New enum for scalar_to_vector return type.
10349         (build_binary_op): Adjust.
10350         * doc/extend.texi: Description of scalar to vector expansion.
10351
10352 2011-08-10  Richard Guenther  <rguenther@suse.de>
10353
10354         * tree.h (get_pointer_alignment): Remove max-align argument.
10355         (get_object_alignment): Likewise.
10356         * builtins.c (get_object_alignment_1): Adjust.
10357         (get_object_alignment): Remove max-align argument.
10358         (get_pointer_alignment): Likewise.
10359         (expand_builtin_strlen): Adjust.
10360         (expand_builtin_memcpy): Likewise.
10361         (expand_builtin_mempcpy_args): Likewise.
10362         (expand_builtin_strncpy): Likewise.
10363         (expand_builtin_memset_args): Likewise.
10364         (expand_builtin_memcmp): Likewise.
10365         (expand_builtin_strcmp): Likewise.
10366         (expand_builtin_strncmp): Likewise.
10367         (get_builtin_sync_mem): Likewise.
10368         (fold_builtin_memset): Likewise.
10369         (fold_builtin_memory_op): Likewise.
10370         (expand_builtin_memory_chk): Likewise.
10371         * emit-rtl.c (get_mem_align_offset): Likewise.
10372         (set_mem_attributes_minus_bitpos): Likewise.
10373         * expr.c (expand_assignment): Likewise.
10374         (expand_expr_real_1): Likewise.
10375         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
10376         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
10377         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
10378         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
10379         * value-prof.c (gimple_stringops_transform): Likewise.
10380
10381 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
10382
10383         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
10384         * doc/tm.texi: Regenerate.
10385
10386 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
10387
10388         PR target/29560
10389         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
10390         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
10391         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
10392         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
10393         shift target is unused.
10394
10395 2011-08-10  Richard Guenther  <rguenther@suse.de>
10396
10397         PR tree-optimization/49937
10398         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
10399         using get_object_alignment_1.
10400
10401 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10402
10403         * config/i386/i386.c (ix86_emit_i387_round): New function.
10404         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
10405         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
10406         Use ix86_emit_i387_round to expand round function for i387 math.
10407         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
10408         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
10409
10410 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10411
10412         * config/sync.c: Move to ../libgcc.
10413         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
10414         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
10415         Remove.
10416
10417 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10418
10419         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
10420         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
10421         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
10422         Change 'from' and 'to' arguments type to reg_class_t.
10423         (TARGET_REGISTER_MOVE_COST): Define.
10424
10425 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
10426
10427         PR target/50026
10428         Revert:
10429         PR rtl-optimization/49990
10430         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10431         ignore classes which can not change mode.
10432         (find_costs_and_classes): Ditto.
10433
10434 2011-08-09  Richard Guenther  <rguenther@suse.de>
10435
10436         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
10437         information for ranges with only negative values.
10438         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
10439         BIT_AND_EXPR handling to handle ranges with negative values.
10440
10441 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
10442
10443         * config/i386/i386.c: Remove traling spaces.
10444         * config/i386/sse.md: Likewise.
10445         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
10446         (*fma_fmsub_<mode>): Likewise.
10447         (*fma_fnmadd_<mode>): Likewise.
10448         (*fma_fnmsub_<mode>): Likewise.
10449
10450 2011-08-09  Nick Clifton  <nickc@redhat.com>
10451
10452         * config/rx/rx.md: Disable extender peepholes at -O3.
10453
10454 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10455
10456         PR target/49781
10457         * config/i386/i386.md (reload_noff_load): New.
10458         (reload_noff_store): Ditto.
10459         * config/i386/i386.c (ix86_secondary_reload): Use
10460         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
10461         double-word moves from/to non-offsetable addresses instead of
10462         generating XMM temporary.
10463
10464 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10465
10466         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
10467
10468 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
10469
10470         PR tree-optimization/50014
10471         * tree-vect-loop.c (vectorizable_reduction): Get def type before
10472         calling vect_get_vec_def_for_stmt_copy ().
10473
10474 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
10475
10476         PR rtl-optimization/49990
10477         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10478         ignore classes which can not change mode.
10479         (find_costs_and_classes): Ditto.
10480
10481 2011-08-08  Richard Henderson  <rth@redhat.com>
10482
10483         PR middle-end/49990
10484         * config/i386/i386.c (ix86_expand_prologue): Call
10485         for SEH target gen_prologue_use instead of gen_blockage
10486         at prologue's end.
10487
10488 2011-08-08  Martin Jambor  <mjambor@suse.cz>
10489
10490         PR middle-end/49923
10491         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
10492         memory alignment.
10493
10494 2011-08-08   Diego Novillo  <dnovillo@google.com>
10495
10496         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
10497         (DATA_STREAMER_H): New.
10498         (GIMPLE_STREAMER_H): New.
10499         (TREE_STREAMER_H): New.
10500         (STREAMER_HOOKS_H): New.
10501         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
10502         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
10503         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
10504         (data-streamer.o): New.
10505         (data-streamer-in.o): New.
10506         (data-streamer-out.o): New.
10507         (gimple-streamer-in.o): New.
10508         (gimple-streamer-out.o): New.
10509         (streamer-hooks.o): New.
10510         (tree-streamer.o): New.
10511         (tree-streamer-in.o): New.
10512         (tree-streamer-out.o): New.
10513         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10514         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
10515         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10516         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
10517         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10518         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
10519         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10520         (ipa-inline-analysis.o): Likewise.
10521         (ipa-pure-const.o): Likewise.
10522         * data-streamer-in.c: New.
10523         * data-streamer-out.c: New.
10524         * data-streamer.c: New.
10525         * data-streamer.h: New.
10526         * gimple-streamer-in.c: New.
10527         * gimple-streamer-out.c: New.
10528         * gimple-streamer.h: New.
10529         * ipa-inline-analysis.c: Include data-streamer.h.
10530         * ipa-prop.c: Include data-streamer.h.
10531         * ipa-pure-const.c: Include data-streamer.h.
10532         * lto-cgraph.c: Include data-streamer.h.
10533         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
10534         (lto_input_widest_uint_uleb128): Likewise.
10535         (lto_input_sleb128): Likewise.
10536         (bp_unpack_var_len_unsigned): Likewise.
10537         (bp_unpack_var_len_int): Likewise.
10538         * lto-section-out.c (lto_output_uleb128_stream): Move to
10539         data-streamer-out.c.
10540         (lto_output_widest_uint_uleb128_stream): Likewise.
10541         (lto_output_sleb128_stream): Likewise.
10542         (bp_pack_var_len_unsigned): Likewise.
10543         (bp_pack_var_len_int): Likewise.
10544         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
10545         (struct string_slot): Remove.  Update all users.
10546         (lto_tag_check_set): Make extern.
10547         (lto_tag_check_range): Move to lto-streamer.h.
10548         (lto_tag_check): Likewise.
10549         (hash_string_slot_node): Remove.  Update all users.
10550         (eq_string_slot_node): Remove.  Update all users.
10551         (string_for_index): Move to data-streamer-in.c
10552         (input_string_internal): Likewise.
10553         (input_string_cst): Move to tree-streamer-in.c.
10554         (input_identifier): Likewise.
10555         (lto_input_string): Move to data-streamer-in.c
10556         (input_record_start): Move to data-streamer.h
10557         (canon_file_name): Use new definition of struct string_slot
10558         from data-streamer.h.  Set S_SLOT.LEN.
10559         (lto_input_location): Make extern.
10560         (lto_input_chain): Move to tree-streamer-in.c.
10561         (lto_init_eh): Make extern.
10562         (input_phi): Move to gimple-streamer-in.c.
10563         (input_gimple_stmt): Likewise.
10564         (input_bb): Likewise.
10565         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
10566         (unpack_ts_real_cst_value_fields): Likewise.
10567         (unpack_ts_fixed_cst_value_fields): Likewise.
10568         (unpack_ts_decl_common_value_fields): Likewise.
10569         (unpack_ts_decl_wrtl_value_fields): Likewise.
10570         (unpack_ts_decl_with_vis_value_fields): Likewise.
10571         (unpack_ts_function_decl_value_fields): Likewise.
10572         (unpack_ts_type_common_value_fields): Likewise.
10573         (unpack_ts_block_value_fields): Likewise.
10574         (unpack_ts_translation_unit_decl_value_fields): Likewise.
10575         (unpack_value_fields): Likewise.
10576         (lto_materialize_tree): Likewise.
10577         (lto_input_ts_common_tree_pointers): Likewise.
10578         (lto_input_ts_vector_tree_pointers): Likewise.
10579         (lto_input_ts_complex_tree_pointers): Likewise.
10580         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
10581         (lto_input_ts_decl_common_tree_pointers): Likewise.
10582         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
10583         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
10584         (lto_input_ts_field_decl_tree_pointers): Likewise.
10585         (lto_input_ts_function_decl_tree_pointers): Likewise.
10586         (lto_input_ts_type_common_tree_pointers): Likewise.
10587         (lto_input_ts_type_non_common_tree_pointers): Likewise.
10588         (lto_input_ts_list_tree_pointers): Likewise.
10589         (lto_input_ts_vec_tree_pointers): Likewise.
10590         (lto_input_ts_exp_tree_pointers): Likewise.
10591         (lto_input_ts_block_tree_pointers): Likewise.
10592         (lto_input_ts_binfo_tree_pointers): Likewise.
10593         (lto_input_ts_constructor_tree_pointers): Likewise.
10594         (lto_input_ts_target_option): Likewise.
10595         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
10596         (lto_input_tree_pointers): Likewise.
10597         (lto_get_pickled_tree): Likewise.
10598         (lto_get_builtin_tree): Likewise.
10599         (lto_read_tree): Likewise.
10600         (lto_input_integer_cst): Likewise.
10601         (lto_input_tree): Likewise.
10602         * lto-streamer-out.c: Include data-streamer.h,
10603         gimple-streamer.h and streamer-hooks.h.
10604         (struct string_slot): Move to data-streamer.h.
10605         (hash_string_slot_node): Likewise.
10606         (eq_string_slot_node): Likewise.
10607         (lto_string_index): Move to data-streamer-out.c.
10608         (lto_output_string_with_length): Likewise.
10609         (lto_output_string): Likewise.
10610         (output_string_cst): Move to tree-streamer-out.c.
10611         (output_identifier): Likewise.
10612         (output_zero): Move to data-streamer-out.c
10613         (output_uleb128): Likewise.
10614         (output_sleb128): Likewise.
10615         (output_record_start): Move to data-streamer.h
10616         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
10617         (pack_ts_real_cst_value_fields): Likewise.
10618         (pack_ts_fixed_cst_value_fields): Likewise.
10619         (pack_ts_decl_common_value_fields): Likewise.
10620         (pack_ts_decl_wrtl_value_fields): Likewise.
10621         (pack_ts_decl_with_vis_value_fields): Likewise.
10622         (pack_ts_function_decl_value_fields): Likewise.
10623         (pack_ts_type_common_value_fields): Likewise.
10624         (pack_ts_block_value_fields): Likewise.
10625         (pack_ts_translation_unit_decl_value_fields): Likewise.
10626         (pack_value_fields): Likewise.
10627         (lto_output_chain): Likewise.
10628         (lto_output_ts_common_tree_pointers): Likewise.
10629         (lto_output_ts_vector_tree_pointers): Likewise.
10630         (lto_output_ts_complex_tree_pointers): Likewise.
10631         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
10632         (lto_output_ts_decl_common_tree_pointers): Likewise.
10633         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
10634         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
10635         (lto_output_ts_field_decl_tree_pointers): Likewise.
10636         (lto_output_ts_function_decl_tree_pointers): Likewise.
10637         (lto_output_ts_type_common_tree_pointers): Likewise.
10638         (lto_output_ts_type_non_common_tree_pointers): Likewise.
10639         (lto_output_ts_list_tree_pointers): Likewise.
10640         (lto_output_ts_vec_tree_pointers): Likewise.
10641         (lto_output_ts_exp_tree_pointers): Likewise.
10642         (lto_output_ts_block_tree_pointers): Likewise.
10643         (lto_output_ts_binfo_tree_pointers): Likewise.
10644         (lto_output_ts_constructor_tree_pointers): Likewise.
10645         (lto_output_ts_target_option): Likewise.
10646         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
10647         (lto_output_tree_pointers): Likewise.
10648         (lto_output_tree_header): Likewise.
10649         (lto_output_builtin_tree): Likewise.
10650         (lto_write_tree): Likewise.
10651         (lto_output_integer_cst): Likewise.
10652         (lto_output_tree): Likewise.
10653         (output_phi): Move to gimple-streamer-out.c.
10654         (output_gimple_stmt): Likewise.
10655         (output_bb): Likewise.
10656         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
10657         (streamer_hooks): Move to streamer-hooks.c.
10658         (check_handled_ts_structures): Move to tree-streamer.c
10659         (lto_streamer_cache_add_to_node_array): Likewise.
10660         (lto_streamer_cache_insert_1): Likewise.
10661         (lto_streamer_cache_insert): Likewise.
10662         (lto_streamer_cache_insert_at): Likewise.
10663         (lto_streamer_cache_append): Likewise.
10664         (lto_streamer_cache_lookup): Likewise.
10665         (lto_streamer_cache_get): Likewise.
10666         (lto_record_common_node): Likewise.
10667         (lto_preload_common_nodes): Likewise.
10668         (lto_streamer_cache_create): Likewise.
10669         (lto_streamer_cache_delete): Likewise.
10670         (streamer_hooks_init): Move to streamer-hooks.c.
10671         * lto-streamer.h: Include diagnostic.h
10672         (struct output_block, struct lto_input_block,
10673         struct data_in, struct bitpack_d): Remove forward declarations.
10674         (struct bitpack_d): Move to data-streamer.h.
10675         (struct lto_streamer_cache_d): Move to tree-streamer.h.
10676         (struct streamer_hooks): Move to streamer-hooks.h.
10677         (bp_pack_var_len_unsigned): Move to data-streamer.h.
10678         (bp_pack_var_len_int): Likewise.
10679         (bp_unpack_var_len_unsigned): Likewise.
10680         (bp_unpack_var_len_int): Likewise.
10681         (lto_input_location): Declare.
10682         (lto_tag_check_set): Declare.
10683         (lto_init_eh): Declare.
10684         (lto_output_tree_ref): Declare.
10685         (lto_output_location): Declare.
10686         (bitpack_create): Move to data-streamer.h.
10687         (bp_pack_value): Likewise.
10688         (lto_output_bitpack): Likewise.
10689         (lto_input_bitpack): Likewise.
10690         (bp_unpack_value): Likewise.
10691         (lto_output_1_stream): Likewise.
10692         (lto_input_1_unsigned): Likewise.
10693         (lto_output_int_in_range): Likewise.
10694         (lto_input_int_in_range): Likewise.
10695         (bp_pack_int_in_range): Likewise.
10696         (bp_unpack_int_in_range): Likewise.
10697         (lto_output_enum): Likewise.
10698         (lto_input_enum): Likewise.
10699         (bp_pack_enum): Likewise.
10700         (bp_unpack_enum): Likewise.
10701         * streamer-hooks.c: New.
10702         * streamer-hooks.h: New.
10703         * tree-streamer-in.c: New.
10704         * tree-streamer-out.c: New.
10705         * tree-streamer.c: New.
10706         * tree-streamer.h: New.
10707
10708 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10709
10710         * gthr-posix95.h: Remove.
10711         * gthr.h [_PTHREADS95]: Remove.
10712         * configure.ac (enable_threads): Remove posix95.
10713         * configure: Regenerate.
10714         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
10715
10716 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
10717
10718         PR target/49781
10719         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
10720         SImode addresses.
10721         (ix86_print_operand_address): Handle zero-extended addresses.
10722         (memory_address_length): Add length of addr32 prefix for
10723         zero-extended addresses.
10724         (ix86_secondary_reload): Handle moves to/from double-word general
10725         registers from/to zero-extended addresses.
10726         * config/i386/predicates.md (lea_address_operand): Reject
10727         zero-extended operands.
10728
10729 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
10730
10731         PR other/48007
10732         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
10733
10734         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
10735         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
10736
10737         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
10738         (_Unwind_Context_Reg_Val): Likewise.
10739         (_Unwind_Get_Unwind_Word): Likewise.
10740         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
10741         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
10742         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
10743         for EXTENDED_CONTEXT_BIT.
10744         (__frame_state_for): Likewise.
10745         (uw_init_context_1): Likewise.
10746         (_Unwind_GetGR): Updated.
10747         (_Unwind_SetGR): Likewise.
10748         (_Unwind_GetGRPtr): Likewise.
10749         (_Unwind_SetGRPtr): Likewise.
10750         (_Unwind_SetGRValue): Likewise.
10751         (_Unwind_GRByValue): Likewise.
10752         (uw_install_context_1): Likewise.
10753
10754         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
10755         ASSUME_EXTENDED_UNWIND_CONTEXT.
10756         * doc/tm.texi: Regenerated.
10757
10758 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10759
10760         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
10761
10762 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10763
10764         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
10765         Linux/GNU-specific.
10766         (DEC Alpha Options, -mtune): Likewise.
10767         (MIPS Options, -march): native is supported on IRIX.
10768
10769 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10770
10771         * config/sparc/driver-sparc.c: New file.
10772         * config/sparc/x-sparc: New file.
10773         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
10774         * config/sparc/sparc.opt (native): New value for enum processor_type.
10775         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
10776         * config/sparc/sparc.c (sparc_option_override): Abort if
10777         PROCESSOR_NATIVE gets here.
10778         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
10779         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
10780         DRIVER_SELF_SPECS): Define.
10781         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
10782         (SPARC Options, -mtune): Likewise.
10783         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
10784         Substitute result.
10785         * configure: Regenerate.
10786         * Makefile.in (EXTRA_GCC_LIBS): Set.
10787         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
10788         (cpp$(exeext)): Likewise.
10789
10790 2011-08-08  Richard Guenther  <rguenther@suse.de>
10791
10792         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
10793         split out from ...
10794         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
10795         by composition.
10796
10797 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
10798
10799         PR tree-optimization/50005
10800         * ipa-inline-analysis (remap_predicate): Add cast to
10801         silence signed/unsigned comparison warning.
10802
10803 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10804
10805         * modulo-sched.c (get_sched_window): Use a table for the debug output.
10806         Print the current ii.
10807         (sms_schedule_by_order): Reduce whitespace in dump line.
10808
10809 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10810
10811         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
10812         and one loop for successors.  Fix upper bound of memory range.
10813
10814 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10815
10816         PR target/50001
10817         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
10818         (TARGET_INSTANTIATE_DECLS): New define.
10819
10820 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
10821             Mikael Morin   <mikael.morin@sfr.fr>
10822
10823         * Makefile.in (INCLUDES_FOR_TARGET): New.
10824         (LIBGCC2_CFLAGS): Use it.
10825         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
10826
10827 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10828
10829         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
10830         frame->save_regs_using_mov calculation.
10831
10832 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10833
10834         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
10835         * config/i386/sse.md (castmode): New mode attribute.
10836         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
10837         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
10838
10839 2011-08-05  Jan Hubicka  <jh@suse.cz>
10840
10841         PR middle-end/49494
10842         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
10843
10844 2011-08-05  Jan Hubicka  <jh@suse.cz>
10845
10846         PR middle-end/49500
10847         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
10848         handle aliases.
10849         (create_emultls_var):New function.
10850         (ipa_lower_emutls): Handle aliases correctly.
10851
10852 2011-08-05  Jan Hubicka  <jh@suse.cz>
10853
10854         PR middle-end/49735
10855         * ipa-inline.c (recursive_inlining): Look through aliases.
10856
10857 2011-08-05  Jason Merrill  <jason@redhat.com>
10858
10859         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
10860         declarations to beginning of function.
10861
10862 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
10863
10864         PR rtl-optimization/49900
10865         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
10866         ensure basic blocks stay in the same order.
10867
10868 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
10869
10870         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
10871         store_bit_field.
10872         (s390_expand_atomic): Same.
10873
10874 2011-08-05  Richard Henderson  <rth@redhat.com>
10875
10876         PR rtl-opt/49977
10877         * dwarf2cfi.c (scan_insn_after): Split out of ...
10878         (scan_trace): ... here.  Correctly place notes wrt sequences.
10879
10880 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
10881             Richard Henderson  <rth@redhat.com>
10882
10883         PR rtl-opt/49982
10884         * expr.c (fixup_args_size_notes): Look through no-op moves.
10885
10886 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10887
10888         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
10889         of "m" for operand 0.  Add type and mode attribute.
10890         (*pushxf_nointeger"): Use "<" constraint for operand 0.
10891         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
10892         constraint instead of "o" for opreand 1.
10893         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
10894         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
10895         operand 0, alternative 4.
10896         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
10897
10898 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10899
10900         * config/i386/predicates.md (lea_address_operand): Rename from
10901         no_seg_address_operand.
10902         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
10903         (*lea_1_zext): Ditto.
10904         (*lea_2): Ditto.
10905         (*lea_2_zext): Ditto.
10906
10907 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10908
10909         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
10910         parts.base and parts.index.
10911         * config/i386/predicates.md (aligned_operand): Ditto.
10912         (cmpxchg8b_pic_memory_operand): Ditto.
10913
10914 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10915
10916         * config/soft-fp: Move to ../libgcc.
10917         * Makefile.in (SFP_MACHINE): Remove.
10918         (libgcc-support): Remove $(SFP_MACHINE) dependency.
10919         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
10920         * config/arm/t-arm-softfp: Move to
10921         ../libgcc/config/arm/t-softfp.
10922         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
10923         * config/c6x/t-c6x-softfp: Remove.
10924         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
10925         * config/i386/t-fprules-softfp: Move to
10926         ../libgcc/config/t-softfp-tf.
10927         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
10928         * config/ia64/t-fprules-softfp: Remove.
10929         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
10930         * config/lm32/t-fprules-softfp: Remove.
10931         * config/moxie/sfp-machine.h: Remove.
10932         * config/moxie/t-moxie-softfp: Remove.
10933         * config/rs6000/darwin-ldouble-format: Move to
10934         ../libgcc/config/rs6000/ibm-ldouble-format.
10935         * config/rs6000/darwin-ldouble.c: Move to
10936         ../libgcc/config/rs6000/ibm-ldouble.c
10937         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
10938         * config/rs6000/libgcc-ppc64.ver: Likewise.
10939         * config/rs6000/sfp-machine.h: Likewise.
10940         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
10941         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
10942         (LIB2FUNCS_EXTRA): Remove.
10943         (TARGET_LIBGCC2_CFLAGS): Remove.
10944         * config/rs6000/t-aix52: Likewise
10945         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
10946         $(srcdir)/config/rs6000/darwin-ldouble.c.
10947         (SHLIB_MAPFILES): Remove.
10948         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
10949         $(srcdir)/config/rs6000/darwin-ldouble.c.
10950         * config/rs6000/t-fprules-softfp: Move to
10951         ../libgcc/config/t-softfp-sfdf.
10952         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
10953         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
10954         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
10955         $(srcdir)/config/rs6000/darwin-ldouble.c.
10956         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
10957         * config/score/t-score-softfp: Remove.
10958         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
10959         soft-fp/t-softfp from tmake_file.
10960         (arm*-*-uclinux*): Likewise.
10961         (arm*-*-ecos-elf): Likewise.
10962         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
10963         (arm*-*-rtems*): Likewise.
10964         (arm*-*-elf): Likewise.
10965         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
10966         tmake_file.
10967         (moxie-*-uclinux*): Likewise.
10968         (moxie-*-rtems*): Likewise.
10969         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
10970         tmake_file.
10971         (lm32-*-rtems*): Likewise.
10972         (lm32-*-uclinux*): Likewise.
10973         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
10974         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
10975         (powerpc-*-linux*, powerpc64-*-linux*): Remove
10976         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
10977         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
10978         tmake_file.
10979         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
10980         tmake_file.
10981         (tic6x-*-uclinux): Likewise.
10982         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
10983         soft-fp/t-softfp from tmake_file.
10984         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
10985         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
10986         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
10987         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
10988         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
10989
10990 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10991
10992         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
10993         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
10994         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
10995         TPBIT, TPBIT_FUNCS.
10996         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
10997         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
10998         Remove.
10999         * config/arm/t-vxworks: Likewise.
11000         * config/arm/t-wince-pe: Likewise.
11001         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
11002         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11003         * config/bfin/t-bfin-elf: Likewise.
11004         * config/bfin/t-bfin-linux: Likewise.
11005         * config/bfin/t-bfin-uclinux: Likewise.
11006         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
11007         Remove.
11008         * config/fr30/t-fr30: Likewise.
11009         * config/frv/t-frv: Likewise.
11010         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
11011         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11012         * config/m32c/t-m32c: Likewise.
11013         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
11014         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11015         * config/mcore/t-mcore: Likewise.
11016         * config/mep/t-mep: Likewise.
11017         * config/microblaze/t-microblaze: Likewise.
11018         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
11019         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11020         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
11021         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11022         * config/mn10300/t-linux: Remove.
11023         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11024         * config/pdp11/t-pdp11: Likewise.
11025         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
11026         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
11027         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11028         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
11029         * config/rs6000/t-aix52: Likewise.
11030         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11031         $(srcdir)/config/rs6000/ppc64-fp.c.
11032         * config/rs6000/t-fprules-fpbit: Remove.
11033         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
11034         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11035         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
11036         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11037         * config/sparc/t-elf: Likewise.
11038         * config/sparc/t-leon: Likewise.
11039         * config/sparc/t-leon3: Likewise.
11040         * config/spu/t-spu-elf: Likewise.
11041         (DPBIT_FUNCS): Remove.
11042         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11043         * config/v850/t-v850: Likewise.
11044         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
11045         (avr-*-*): Likewise.
11046         (h8300-*-rtems*): Set libgcc_tm_file.
11047         (h8300-*-elf*): Likewise.
11048         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
11049         tmake_file.
11050         (powerpc-*-eabisim*): Likewise.
11051         (powerpc-*-elf*): Likewise.
11052         (powerpc-*-eabialtivec*): Likewise.
11053         (powerpc-xilinx-eabi*): Likewise.
11054         (powerpc-*-eabi*): Likewise.
11055         (powerpc-*-rtems*): Likewise.
11056         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
11057         (powerpcle-*-elf*): Likewise.
11058         (powerpcle-*-eabisim*): Likewise.
11059         (powerpcle-*-eabi*): Likewise.
11060         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
11061         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
11062         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
11063         Remove.
11064
11065 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11066
11067         * Makefile.in (UNWIND_H): Remove.
11068         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
11069         ../libgcc/Makefile.in.
11070         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
11071         (LIBUNWINDDEP): Remove.
11072         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
11073         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
11074         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
11075         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
11076         Don't copy $(UNWIND_H).
11077         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
11078         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
11079         * aclocal.m4: Regenerate.
11080         * configure: Regenerate.
11081         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
11082         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
11083         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
11084         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
11085         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
11086         * config/arm/libunwind.S, config/arm/pr-support.c,
11087         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
11088         ../libgcc/config/arm.
11089         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
11090         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
11091         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
11092         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
11093         ($(T)frvend$(objext)): Likewise.
11094         * config/ia64/t-glibc (LIB2ADDEH): Remove.
11095         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
11096         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
11097         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
11098         ../libgcc/config/ia64.
11099         * config/ia64/t-hpux (LIB2ADDEH): Remove.
11100         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
11101         * config/ia64/t-vms (LIB2ADDEH): Remove.
11102         * config/ia64/vms.h (UNW_IVMS_MODE,
11103         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
11104         * config/picochip/t-picochip (LIB2ADDEH): Remove.
11105         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
11106         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
11107         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
11108         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
11109         $(srcdir)/../libgcc to refer to unwinder sources.
11110         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
11111         * config/t-darwin (LIB2ADDEH): Remove.
11112         * config/t-freebsd (LIB2ADDEH): Remove.
11113         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
11114         * config/t-libunwind-elf: Move to ../libgcc/config.
11115         * config/t-linux (LIB2ADDEH): Remove.
11116         * config/t-sol2 (LIB2ADDEH): Remove.
11117         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
11118         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
11119
11120 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
11121
11122         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
11123
11124         * doc/invoke.texi: Document core-avx-i.
11125
11126 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11127
11128         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
11129
11130 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
11131
11132         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
11133         result of multiple results reduction when extracting the final
11134         value using scalar code.
11135
11136 2011-08-05  Richard Guenther  <rguenther@suse.de>
11137
11138         PR tree-optimization/49984
11139         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
11140
11141 2011-08-05  Richard Guenther  <rguenther@suse.de>
11142
11143         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
11144         return true for constant integer ranges.
11145         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
11146         BIT_IOR_EXPR handling.
11147
11148 2011-08-04  Kai Tietz  <ktietz@redhat.com>
11149
11150         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
11151         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
11152
11153 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
11154
11155         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
11156         pattern def statement, and its access macro.
11157         (NUM_PATTERNS): Set to 5.
11158         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
11159         pattern def statement.
11160         (vect_transform_loop): Likewise.
11161         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
11162         function vect_recog_over_widening_pattern ().
11163         (vect_operation_fits_smaller_type): New function.
11164         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
11165         Likewise.
11166         (vect_pattern_recog_1): Move the code that marks pattern
11167         statements to vect_mark_pattern_stmts (), and call it.  Update
11168         documentation.
11169         * tree-vect-stmts.c (vect_supportable_shift): New function.
11170         (vect_analyze_stmt): Handle pattern def statement.
11171         (new_stmt_vec_info): Initialize pattern def statement.
11172
11173 2011-08-04  Richard Henderson  <rth@redhat.com>
11174
11175         PR target/49964
11176         * config/i386/i386.c (ix86_expand_call): Don't create nested
11177         PARALLELs for TARGET_VZEROUPPER.
11178         (ix86_split_call_vzeroupper): Fix extraction of the original call.
11179         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
11180         recognize nested PARALLELs.
11181         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
11182         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
11183         *sibcall_value_pop_vzeroupper): Likewise.
11184
11185 2011-08-04  Richard Henderson  <rth@redhat.com>
11186
11187         PR middle-end/49968
11188         * calls.c (expand_call): Use fixup_args_size_notes for
11189         emit_stack_restore.
11190         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
11191         in non-standard modes.
11192
11193 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11194
11195         * gcc.c (self_spec): New variable.
11196         (static_specs): Add self_spec.
11197         (main): Call do_self_spec on "self_spec" specs after reading
11198         user specs files.  Move compare_debug handling right after that.
11199
11200 2011-08-04  Richard Guenther  <rguenther@suse.de>
11201
11202         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
11203         (value_range_nonnegative_p): New function.
11204         (ssa_name_nonnegative_p): Use it.
11205         (value_range_constant_singleton): New function.
11206         (op_with_constant_singleton_value_range): Use it.
11207         (extract_range_from_binary_expr_1): New function, split out from ...
11208         (extract_range_from_binary_expr): ... this.  Remove fallback
11209         constant folding done here.
11210
11211 2011-08-04  Richard Guenther  <rguenther@suse.de>
11212
11213         PR tree-optimization/49806
11214         * tree-vrp.c (op_with_boolean_value_range_p): New function.
11215         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
11216         a new statement for a final conversion to bool.
11217
11218 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
11219
11220         * gengtype-state.c: Include "bconfig.h" if
11221         GENERATOR_FILE is defined, "config.h" otherwise.
11222         * gengtype.c: Likewise.
11223         * gengtype-lex.l: Likewise.
11224         * gengtype-parse.c: Likewise.
11225         * Makefile.in (gengtype-lex.o-warn): New variable.
11226         (plugin_resourcesdir): Likewise.
11227         (plugin_bindir): Likewise.
11228         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
11229         (MOSTLYCLEANFILES): Add gengtype$(exeext).
11230         (native): Depend on gengtype$(exeext) is $enable_plugin
11231         is set to "yes".
11232         (gtype.state): Depend on s-gtype. Use temporary file.
11233         (gengtype-lex.o): New rule.
11234         (gengtype-parse.o): Likewise.
11235         (gengtype-state.o): Likewise.
11236         (gengtype$(exeext)): Likewise.
11237         (install-gengtype): Likewise.
11238         (gengtype.o): Likewise.
11239         (build/gengtype.o): Depend on version.h.
11240         (build/gengtype-state): Depend on double-int.h, version.h,
11241         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
11242         (install-plugin): Depend on install-gengtype.
11243
11244 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11245
11246         PR middle-end/49905
11247         * tree.h (init_attributes): New prototype.
11248         * attribs.c (init_attributes): No longer static.
11249
11250 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11251
11252         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
11253         maybe_suffix.
11254
11255 2011-08-03   David Li  <davidxl@google.com>
11256
11257         * tree-optimize.c (execute_fixup_cfg): Fix up entry
11258         outgoing edge counts after inlining.
11259
11260 2011-08-03   David Li  <davidxl@google.com>
11261
11262         * profile.c (compute_branch_probabilities): Compute
11263         function frequency after profile annotation.
11264
11265 2011-08-04  Alan Modra  <amodra@gmail.com>
11266
11267         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
11268         use_backchain_to_restore_sp initialisation.
11269         (rs6000_legitimate_offset_address_p): Simplify offset test.
11270
11271 2011-08-03  Richard Henderson  <rth@redhat.com>
11272
11273         * config/spu/spu.md: Use define_c_enum instead of define_constants.
11274         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
11275         (UNSPECV_NOP): New.
11276
11277 2011-08-03  Richard Henderson  <rth@redhat.com>
11278
11279         PR target/34888
11280         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
11281
11282 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
11283
11284         PR tree-optimization/49948
11285         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
11286
11287 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
11288
11289         * config/m32c/m32c.c (class_sizes): Remove.
11290         (reduce_class): Change arguments and return type to reg_class_t.
11291         Change type cc var to HARD_REG_SET. Change type best var to
11292         reg_class_t. Change type best_size var to unsigned int. Remove
11293         initialization class_sizes var. Use reg_class_size array instead
11294         of class_sizes. Use reg_class_contents array instead
11295         of class_contents.
11296
11297 2011-08-03  Richard Guenther  <rguenther@suse.de>
11298
11299         PR middle-end/49958
11300         * fold-const.c (fold_binary_loc): Only associate
11301         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
11302         overflow wraps.
11303
11304 2011-08-03  Alan Modra  <amodra@gmail.com>
11305
11306         PR rtl-optimization/49941
11307         * jump.c (mark_jump_label): Comment.
11308         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
11309         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
11310         (mark_used_flags): Don't mark RETURN.
11311
11312 2011-08-03  Richard Guenther  <rguenther@suse.de>
11313
11314         PR tree-optimization/49938
11315         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
11316         deal with a POLYNOMIAL_CHREC.
11317
11318 2011-08-03  Revital Eres  <revital.eres@linaro.org>
11319
11320         * modulo-sched.c (calculate_stage_count,
11321         calculate_must_precede_follow, get_sched_window,
11322         try_scheduling_node_in_cycle, remove_node_from_ps): Add
11323         declaration.
11324         (update_node_sched_params, set_must_precede_follow, optimize_sc):
11325         New functions.
11326         (reset_sched_times): Call update_node_sched_params.
11327         (sms_schedule): Call optimize_sc.
11328         (get_sched_window): Change function arguments.
11329         (sms_schedule_by_order): Update call to get_sched_window.
11330         Call set_must_precede_follow.
11331         (calculate_stage_count): Add function argument.
11332
11333 2011-08-02  Richard Henderson  <rth@redhat.com>
11334
11335         PR target/49864
11336         PR target/49879
11337         * reg-notes.def (REG_ARGS_SIZE): New.
11338         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
11339         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
11340         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
11341         different stack levels.
11342         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
11343         (maybe_move_args_size_note): New.
11344         (combine_stack_adjustments_for_block): Use it.
11345         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
11346         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
11347         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
11348         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
11349         (cur_cfa): New.
11350         (queued_args_size): Remove.
11351         (add_cfi_args_size): Assert size is non-negative.
11352         (stack_adjust_offset, dwarf2out_args_size): Remove.
11353         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
11354         (notice_args_size, notice_eh_throw): New.
11355         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
11356         (dwarf2out_frame_debug_adjust_cfa): Likewise.
11357         (dwarf2out_frame_debug_cfa_offset): Likewise.
11358         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
11359         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
11360         (change_cfi_row): Don't emit args_size.
11361         (maybe_record_trace_start_abnormal): Split out from ...
11362         (maybe_record_trace_start): Here.  Set args_size_undefined.
11363         (create_trace_edges): Update to match.
11364         (scan_trace): Handle REG_ARGS_SIZE.
11365         (connect_traces): Connect args_size between EH insns.
11366         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
11367         * explow.c (suppress_reg_args_size): New.
11368         (adjust_stack_1): Split out from ...
11369         (adjust_stack): ... here.
11370         (anti_adjust_stack): Use it.
11371         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
11372         * expr.c (mem_autoinc_base): New.
11373         (fixup_args_size_notes): New.
11374         (emit_single_push_insn_1): Rename from emit_single_push_insn.
11375         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
11376         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
11377         * reload1.c (reload_as_needed): Likewise.
11378         * rtl.h (fixup_args_size_notes): Declare.
11379
11380 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
11381
11382         PR bootstrap/49914
11383         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
11384         of abs.
11385         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
11386         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
11387
11388 2011-08-02  Richard Henderson  <rth@redhat.com>
11389
11390         * config/h8300/h8300.c (push, pop): Return the insn.
11391         (h8300_swap_into_er6): Generate correct unwind info.
11392         (h8300_swap_out_of_er6): Likewise.
11393         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
11394         complex cfa expression.
11395         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
11396
11397 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
11398
11399         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
11400
11401 2011-08-02  Richard Henderson  <rth@redhat.com>
11402
11403         PR target/49878
11404         * config/h8300/h8300.c (h8300_move_ok): New.
11405         * config/h8300/h8300-protos.h: Declare it.
11406         * config/h8300/h8300.md (P): New mode iterator.
11407         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
11408         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
11409         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
11410         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
11411         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
11412         and pushqi1_h8300hs_normal; use PRE_MODIFY and
11413         register_no_sp_elim_operand.
11414         (*pushhi1_h8300hs_<P>): Similarly.
11415         (pushqi1, pushhi1, pushhi1_h8300): Remove.
11416         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
11417
11418 2011-08-02  Richard Henderson  <rth@redhat.com>
11419
11420         PR target/49881
11421         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
11422
11423 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
11424
11425         * c-parser.c (enum c_parser_prec): New enum, moved from within
11426         c_parser_binary_expression.
11427         (c_parser_binary_expression): Add PREC argument.  Stop parsing
11428         if operator has lower or equal precedence than PREC.
11429         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
11430         callers.
11431         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
11432         Adjust c_finish_omp_atomic caller.
11433         (c_parser_omp_taskyield): New function.
11434         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
11435         (c_parser_omp_clause_name): Handle final and mergeable clauses.
11436         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
11437         functions.
11438         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
11439         and PRAGMA_OMP_CLAUSE_MERGEABLE.
11440         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
11441         (c_parser_omp_clause_reduction): Handle min and max.
11442         * c-typeck.c (c_finish_omp_clauses): Don't complain about
11443         const qualified predetermined vars in firstprivate clause.
11444         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11445         Handle MIN_EXPR and MAX_EXPR.
11446         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
11447         and OMP_CLAUSE_MERGEABLE.
11448         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
11449         and OMP_ATOMIC_CAPTURE_NEW.
11450         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
11451         OMP_CLAUSE_MERGEABLE.
11452         (omp_clause_code_name): Likewise.
11453         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11454         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
11455         and OMP_CLAUSE_MERGEABLE.
11456         (OMP_CLAUSE_FINAL_EXPR): Define.
11457         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
11458         OMP_CLAUSE_MERGEABLE.
11459         (expand_task_call): Likewise.
11460         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
11461         (expand_omp_atomic_fetch_op): Handle cases where old or new
11462         value is needed afterwards.
11463         (expand_omp_atomic): Call expand_omp_atomic_load resp.
11464         expand_omp_atomic_store.
11465         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
11466         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
11467         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
11468         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11469         * tree-nested.c (convert_nonlocal_omp_clauses,
11470         convert_local_omp_clauses): Likewise.
11471         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
11472         OMP_ATOMIC_CAPTURE_NEW): New.
11473         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
11474         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
11475         New inlines.
11476         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
11477         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
11478         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11479
11480 2011-08-02  Kai Tietz  <ktietz@redhat.com>
11481
11482         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
11483         boolean-type.
11484         (ssa_forward_propagate_and_combine): Interprete result of
11485         forward_propagate_comparison.
11486         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
11487         boolean-typed operands for comparisons.
11488
11489 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
11490
11491         * config/avr/libgcc.S: Gather related function in the
11492         same input section.
11493         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
11494         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
11495         references.
11496         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
11497         __udivmodsi4, __divmodsi4, __prologue_saves__,
11498         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
11499         __do_copy_data, __do_clear_bss, __do_global_ctors,
11500         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
11501
11502 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
11503
11504         PR target/47766
11505         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
11506         (stack_protect_test): The pattern compares ptr_mode value.
11507
11508 2011-08-02  Alan Modra  <amodra@gmail.com>
11509
11510         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
11511         note for save_LR_around_toc_setup sequence.
11512
11513 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11514
11515         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
11516
11517 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
11518             Joseph Myers  <joseph@codesourcery.com>
11519
11520         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
11521         * hwint.c: Include diagnostic-core.h.
11522         (abs_hwi): New.
11523         (gcd): Moved here...
11524         (pos_mul_hwi): New.
11525         (mul_hwi): New.
11526         (least_common_multiple): Moved here...
11527         * hwint.h (gcd): ... from here.
11528         (least_common_multiple): ... from here.
11529         (HOST_WIDE_INT_MIN): New.
11530         (HOST_WIDE_INT_MAX): New.
11531         (abs_hwi): Declared.
11532         (gcd): Declared.
11533         (pos_mul_hwi): Declared.
11534         (mul_hwi): Declared.
11535         (least_common_multiple): Declared.
11536         * omega.c (check_pos_mul): Removed.
11537         (check_mul): Removed.
11538         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
11539         mul_hwi instead of check_mul.
11540
11541 2011-08-01  Richard Henderson  <rth@redhat.com>
11542
11543         PR target/49881
11544         * config/avr/avr.h (PUSH_ROUNDING): New.
11545         * config/avr/avr.md (pushqi1): Rename from *pushqi.
11546         (*pushhi, *pushsi, *pushsf): Remove.
11547         (MPUSH): New mode iterator.
11548         (push<MPUSH>1): New expander.
11549
11550 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
11551
11552         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
11553         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
11554         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
11555         mmix_preferred_output_reload_class): Remove.
11556         * config/mmix/mmix.c (mmix_preferred_reload_class,
11557         mmix_preferred_output_reload_class): Make static. Change rclass
11558         argument and return type to reg_class_t.
11559         (TARGET_PREFERRED_RELOAD_CLASS,
11560         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11561
11562 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
11563
11564         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
11565         handling.
11566
11567 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11568
11569         PR target/47766
11570         * config/i386/i386.md (PTR): New.
11571         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
11572         (stack_protect_test): Likewise.
11573         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
11574         (stack_tls_protect_set_<mode>): Likewise.
11575         (stack_tls_protect_test_<mode>): Likewise.
11576
11577 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
11578
11579         PR target/49927
11580         * config/i386/i386.c (ix86_address_subreg_operand): New.
11581         (ix86_decompose_address): Use ix86_address_subreg_operand.
11582         (ix86_legitimate_address_p): Do not assert that subregs satisfy
11583         register_no_elim_operand in DImode.
11584
11585 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
11586
11587         PR tree-optimization/49926
11588         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
11589         in a chain doesn't have uses both inside and outside the loop.
11590
11591 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11592
11593         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
11594         * config/avr/avr-devices.c (avr_mcu_types): Use it.
11595         * config/avr/avr-mcus.def (AVR_MCU): Use it.
11596         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
11597         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
11598         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
11599         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
11600         to detect if XJMP must not be skipped.
11601
11602 2011-08-02  Alan Modra  <amodra@gmail.com>
11603
11604         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
11605         Delete.
11606         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
11607         (rs6000_emit_prologue): Don't prematurely return when
11608         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
11609         save_toc_in_prologue case.
11610         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
11611         calls_alloca.
11612
11613 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11614
11615         * config/avr/avr-devices.c: Delete SVN property svn:executable.
11616         * config/avr/predicates.md: Ditto.
11617         * config/avr/driver-avr.c: Ditto.
11618         * config/avr/genopt.sh: Set SVN property svn:executable to *.
11619
11620 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11621
11622         * calls.c (emit_library_call_value_1): Declare size only if
11623         BLOCK_REG_PADDING is defined.
11624
11625 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
11626
11627         PR target/49547
11628         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
11629         (x86_64-*-*): Likewise.
11630         * config/i386/i386.opt (mlzcnt): New.
11631         * config/i386/abmintrin.h: File removed.
11632         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
11633         * config/i386/lzcntintrin.h: ... here.  New file.
11634         (__lzcnt): Rename to ...
11635         (__lzcnt32): ... this.
11636         * config/i386/bmiintrin.h (head): Update copyright year.
11637         (__lzcnt_u16): Removed.
11638         (__lzcnt_u32): Likewise.
11639         (__lzcnt_u64): Likewise.
11640         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
11641         is defined, remove abmintrin.h.
11642         * config/i386/cpuid.h (bit_LZCNT): New.
11643         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11644         LZCNT feature.
11645         * config/i386/i386-c.c (ix86_target_macros_internal): Define
11646         __LZCNT__ if needed.
11647         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
11648         (ix86_option_override_internal): Handle LZCNT option.
11649         (ix86_valid_target_attribute_inner_p): Likewise.
11650         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
11651         * config/i386/i386.h (TARGET_LZCNT): New.
11652         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
11653         * config/i386/i386.md (clz<mode>2): Update insn constraint.
11654         (clz<mode>2_lzcnt): Likewise.
11655         * doc/invoke.texi: Mention -mlzcnt option.
11656         * doc/extend.texi: Likewise.
11657
11658 2011-08-01  Julian Brown  <julian@codesourcery.com>
11659
11660         * configure.ac (fixed-point): Add ARM support.
11661         * configure: Regenerate.
11662         * config/arm/arm.c (arm_fixed_mode_set): New struct.
11663         (arm_set_fixed_optab_libfunc): New.
11664         (arm_set_fixed_conv_libfunc): New.
11665         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
11666         ARM-specific names.
11667         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
11668         return values in SImode.
11669         (arm_return_in_msb): Return fixed-point types in the msb.
11670         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
11671         upwards.
11672         (arm_scalar_mode_supported_p): Support fixed-point modes.
11673         (arm_vector_mode_supported_p): Support vector fixed-point modes.
11674         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
11675         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
11676         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
11677         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
11678         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
11679         New mode iterators.
11680         (qaddsub_suf): New mode attribute.
11681         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
11682         vector modes.
11683         * config/arm/predicates.md (sat_shift_operator): New predicate.
11684         * config/arm/arm-fixed.md: New.
11685         * config/arm/arm.md: Include arm-fixed.md.
11686         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
11687
11688 2011-08-01  Julian Brown  <julian@codesourcery.com>
11689
11690         * calls.c (emit_library_call_value_1): Support padding for libcall
11691         arguments and return values.
11692         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
11693         downwards in big-endian mode.
11694
11695 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11696
11697         PR debug/49887
11698         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
11699         * config/sol2-protos.h: Likewise.
11700         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
11701         solaris_code_end.
11702         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
11703         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
11704         solaris_file_end.
11705         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
11706
11707 2011-08-01  Julian Brown  <julian@codesourcery.com>
11708
11709         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
11710
11711 2011-08-01  Julian Brown  <julian@codesourcery.com>
11712
11713         * final.c (output_addr_const): Print fixed-point constants as
11714         decimal not hex.
11715
11716 2011-08-01  Richard Guenther  <rguenther@suse.de>
11717
11718         * stor-layout.c (initialize_sizetypes): Properly sign-extend
11719         bitsiztype TYPE_MAX_VALUE.
11720
11721 2011-08-01  Julian Brown  <julian@codesourcery.com>
11722
11723         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
11724         comparison helpers.
11725
11726 2011-07-31  Richard Henderson  <rth@redhat.com>
11727
11728         * config/h8300/crti.asm: Add flags to .section directive.
11729         * config/h8300/crtn.asm: Likewise.
11730
11731 2011-07-31  Richard Henderson  <rth@redhat.com>
11732
11733         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
11734         * tree.c (build_common_tree_nodes): Likewise.
11735
11736 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
11737
11738         PR target/49880
11739         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
11740         (divsi3_i1): Likewise.
11741
11742 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11743
11744         PR tree-optimization/49749
11745         * tree-ssa-reassoc.c (get_rank): New forward declaration.
11746         (PHI_LOOP_BIAS): New macro.
11747         (phi_rank): New function.
11748         (loop_carried_phi): Likewise.
11749         (propagate_rank): Likewise.
11750         (get_rank): Add calls to phi_rank and propagate_rank.
11751
11752 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
11753
11754         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
11755         of TARGET_64BIT.
11756         (PTRDIFF_TYPE): Likewise.
11757
11758 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
11759
11760         PR target/49920
11761         * config/i386/i386.md (strset): Do not expand strset_singleop
11762         when %eax or $edi are fixed.
11763         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
11764         (*strsetsi_1): Ditto.
11765         (*strsethi_1): Ditto.
11766         (*strsetqi_1): Ditto.
11767         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
11768         (*rep_stossi): Ditto.
11769         (*rep_stosqi): Ditto.
11770         (*strlenqi_1): Ditto.
11771         (cmpstrnsi): Also fail when %ecx is fixed.
11772         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
11773         (*cmpstrnqi_1): Ditto.
11774         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
11775         (*strmovsi_1): Ditto.
11776         (*strmovhi_1): Ditto.
11777         (*strmovqi_1): Ditto.
11778         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
11779         (*rep_movsi): Ditto.
11780         (*rep_movqi): Ditto.
11781
11782 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
11783
11784         PR target/47908
11785         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
11786         Disable instruction scheduling for non-ColdFire targets.
11787         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
11788
11789 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11790
11791         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
11792         of anti-dep edge from a branch.
11793         (add_cross_iteration_register_deps): Create anti-dep edge from
11794         a branch.
11795
11796 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11797
11798         * modulo-sched.c: Change comment.
11799         (reset_sched_times): Fix print message.
11800         (print_partial_schedule): Add print info.
11801
11802 2011-07-31  Tom de Vries  <tom@codesourcery.com>
11803
11804         PR middle-end/43513
11805         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
11806         get_object_alignment and TYPE_ALIGN.
11807
11808 2011-07-30  Tom de Vries  <tom@codesourcery.com>
11809
11810         PR middle-end/43513
11811         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
11812         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
11813
11814 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11815
11816         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
11817         <sys/sbd.h>.
11818         (cpu_types): New array.
11819         (cputype): New function.
11820         (host_detect_local_cpu): Only define buf, f if !__sgi__.
11821         Use scaninvent instead of /proc/cpuinfo if __sgi__.
11822         * config.host: Also use driver-native.o, mips/x-native on
11823         mips-sgi-irix*.
11824         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
11825         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
11826         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
11827
11828 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
11829
11830         PR middle-end/49897
11831         PR middle-end/49898
11832         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
11833         in nested parallel and outer is a gimple_reg, mark it as addressable
11834         and set its bit in task_shared_vars bitmap too.
11835
11836 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11837
11838         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
11839
11840 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11841
11842         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
11843         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
11844         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
11845         AMASK_LOCKPFTCHOK): Define.
11846         (host_detect_local_cpu): Remove buf, f, cpu_names.
11847         Define cpu_types, implver, amask.
11848         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
11849         native CPU.
11850         * config.host: Also use driver-alpha.o, alpha/x-alpha on
11851         alpha*-dec-osf*.
11852         * config/alpha/osf5.h [__alpha__ || __alpha]
11853         (host_detect_local_cpu): Declare.
11854         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
11855         (DRIVER_SELF_SPECS): Define.
11856
11857 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11858
11859         PR target/47715
11860         * config/i386/i386.md (*load_tp_x32): New.
11861         (*load_tp_x32_zext): Ditto.
11862         (*add_tp_x32): Ditto.
11863         (*add_tp_x32_zext): Ditto.
11864         (*load_tp_<mode>): Disable for TARGET_X32 targets.
11865         (*add_tp_<mode>): Ditto.
11866         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
11867         ptr_mode and convert to Pmode if needed.
11868
11869 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11870
11871         PR target/49687
11872         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
11873         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
11874         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
11875         Add X to register footprint: Clobber r26/r27.
11876
11877 2011-07-29  Richard Guenther  <rguenther@suse.de>
11878
11879         * builtins.c (fold_builtin_signbit): Build the comparison
11880         with a proper type.
11881
11882 2011-07-29  Richard Guenther  <rguenther@suse.de>
11883
11884         PR tree-optimization/49893
11885         * tree-predcom.c (suitable_reference_p): Volatile references
11886         are not suitable.
11887
11888 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11889
11890         PR target/49313
11891         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
11892         (__ctzsi2): Result for 0 may be undefined.
11893         (__ctzhi2): Result for 0 may be undefined.
11894         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
11895         (__popcountsi2): Ditto. And don't clobber r26.
11896         (__popcountdi2): Ditto. And don't clobber r27.
11897         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
11898         (parityhi2): New expand.
11899         (paritysi2): New expand.
11900         (popcounthi2): New expand.
11901         (popcountsi2): New expand.
11902         (clzhi2): New expand.
11903         (clzsi2): New expand.
11904         (ctzhi2): New expand.
11905         (ctzsi2): New expand.
11906         (ffshi2): New expand.
11907         (ffssi2): New expand.
11908         (copysignsf3): New insn.
11909         (bswapsi2): New expand.
11910         (*parityhi2.libgcc): New insn.
11911         (*parityqihi2.libgcc): New insn.
11912         (*paritysihi2.libgcc): New insn.
11913         (*popcounthi2.libgcc): New insn.
11914         (*popcountsi2.libgcc): New insn.
11915         (*popcountqi2.libgcc): New insn.
11916         (*popcountqihi2.libgcc): New insn-and-split.
11917         (*clzhi2.libgcc): New insn.
11918         (*clzsihi2.libgcc): New insn.
11919         (*ctzhi2.libgcc): New insn.
11920         (*ctzsihi2.libgcc): New insn.
11921         (*ffshi2.libgcc): New insn.
11922         (*ffssihi2.libgcc): New insn.
11923         (*bswapsi2.libgcc): New insn.
11924
11925 2011-07-29  Richard Guenther  <rguenther@suse.de>
11926
11927         * tree-vrp.c (get_value_range): Only set parameter default
11928         definitions to varying, leave others at undefined.
11929         (extract_range_from_binary_expr): Fix undefined handling.
11930         (vrp_visit_phi_node): Handle merged undefined state.
11931
11932 2011-07-29  Wei Guozhi  <carrot@google.com>
11933
11934         PR rtl-optimization/49799
11935         * combine.c (make_compound_operation): Check if the bit field is valid
11936         before change it to bit field extraction.
11937
11938 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
11939
11940         PR rtl-optimization/49891
11941         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
11942         newly created returnjumps.
11943
11944 2011-07-28  DJ Delorie  <dj@redhat.com>
11945
11946         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
11947         local frame in a naked function, and produce a suitable error for
11948         that specific case.
11949
11950         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
11951         registers to be reloaded in HI classes when the target is HI.
11952
11953 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11954
11955         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
11956         bound_one, bound_two.
11957
11958 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11959
11960         PR middle-end/48648
11961         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
11962         CLAST assignments.
11963         (translate_clast): Same.
11964         (translate_clast_assignment): New.
11965
11966 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11967
11968         PR tree-optimization/49876
11969         * sese.c (rename_uses): Do not return false on gloog_error: set
11970         the new_expr to integer_zero_node and continue code generation.
11971         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
11972
11973 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
11974
11975         PR debug/49846
11976         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
11977         arguments also check if they aren't initialized with a MODE_INT
11978         mode of the same size.
11979
11980 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
11981
11982         * expr.c (get_bit_range): Handle *MEM_REF's.
11983
11984 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
11985
11986         * rtlanal.c (tablejump_p): False for returns.
11987         * reorg.c (first_active_target_insn): New static function.
11988         (find_end_label): Set JUMP_LABEL for a new returnjump.
11989         (optimize_skip, get_jump_flags, rare_destination,
11990         mostly_true_jump, get_branch_condition,
11991         steal_delay_list_from_target, own_thread_p,
11992         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
11993         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
11994         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
11995         * jump.c (delete_related_insns): Likewise.
11996         (jump_to_label_p): New function.
11997         (redirect_target): New static function.
11998         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
11999         (redirect_jump_1): Assert that the new label is nonnull.
12000         (redirect_jump): Likewise.
12001         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
12002         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
12003         exit block.
12004         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
12005         changed.  Ensure that the right label is passed to redirect_jump.
12006         * function.c (emit_return_into_block,
12007         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
12008         ret_rtx in their JUMP_LABEL.
12009         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
12010         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
12011         pass ret_rtx as label.
12012         * cfglayout.c (fixup_reorder_chain): Use
12013         force_nonfallthru_and_redirect rather than force_nonfallthru.
12014         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
12015         * rtl.h (ANY_RETURN_P): New macro.
12016         (jump_to_label_p): Declare.
12017         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
12018         JUMP_LABELs.
12019         (mark_target_live_regs): Likewise.
12020         * basic-block.h (force_nonfallthru_and_redirect): Declare.
12021         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
12022         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
12023         alpha_tablejump_best_label): Remove functions.
12024         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
12025         alpha_tablejump_best_label): Remove declarations.
12026         * config/sh/sh.c (barrier_align, split_branches): Adjust for
12027         ret_rtx in JUMP_LABELs.
12028         * config/arm/arm.c (is_jump_table): Likewise.
12029
12030 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12031
12032         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
12033         special predicate.  Remove explicit mode checks.
12034
12035 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12036
12037         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
12038         DW_AT_data_member_location containing just DW_OP_plus_uconst.
12039
12040         PR debug/49871
12041         * dwarf2out.c (size_of_die, value_format, output_die): Use
12042         DW_FORM_udata instead of DW_FORM_data[48] for
12043         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
12044
12045 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12046
12047         * config/i386/i386.md (*tls_global_dynamic_64): Update
12048         length attribute.
12049
12050 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12051
12052         PR target/47715
12053         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
12054         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
12055         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
12056         (tls_dynamic_gnu2_64): Ditto.
12057         (*tls_dynamic_gnu2_lea_64): Ditto.
12058         (*tls_dynamic_gnu2_call_64): Ditto.
12059         (*tls_dynamic_gnu2_combine_64): Ditto.
12060
12061 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12062
12063         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
12064
12065 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12066
12067         PR target/47364
12068         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
12069
12070 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12071
12072         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
12073         before the core constraints. Adjust attributes.
12074         ("*thumb2_movdf_vfp"): Likewise.
12075
12076 2011-07-28  Kai Tietz  <ktietz@redhat.com>
12077
12078         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
12079         (simplify_truth_ops_using_ranges): Likewise.
12080         (build_assert_expr_for): Likewise.
12081         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
12082         and handle BIT_NOT_EXPR for truth-operation.
12083
12084 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12085
12086         PR target/49313
12087         Undo r176835 from trunk
12088         2011-07-27  Georg-Johann Lay
12089
12090 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12091
12092         PR target/49687
12093         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
12094         Add _muluhisi3, _mulshisi3, _usmulhisi3.
12095         * config/avr/libgcc.S (__mulsi3): Rewrite.
12096         (__mulhisi3): Rewrite.
12097         (__umulhisi3): Rewrite.
12098         (__usmulhisi3): New.
12099         (__muluhisi3): New.
12100         (__mulshisi3): New.
12101         (__mulohisi3): New.
12102         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
12103         declare.
12104         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
12105         (pseudo_register_or_const_int_operand): New.
12106         (combine_pseudo_register_operand): New.
12107         (u16_operand): New.
12108         (s16_operand): New.
12109         (o16_operand): New.
12110         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
12111         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
12112         (any_extend, any_extend2): New code iterators.
12113         (extend_prefix): New code attribute.
12114         (mulsi3): Rewrite. Turn insn to expander.
12115         (mulhisi3): Ditto.
12116         (umulhisi3): Ditto.
12117         (usmulhisi3): New expander.
12118         (*mulsi3): New insn-and-split.
12119         (mulu<mode>si3): New insn-and-split.
12120         (muls<mode>si3): New insn-and-split.
12121         (mulohisi3): New insn-and-split.
12122         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
12123         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
12124         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
12125         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
12126         insn-and-split.
12127         (*mulsi3_call): Rewrite.
12128         (*mulhisi3_call): Rewrite.
12129         (*umulhisi3_call): Rewrite.
12130         (*usmulhisi3_call): New insn.
12131         (*muluhisi3_call): New insn.
12132         (*mulshisi3_call): New insn.
12133         (*mulohisi3_call): New insn.
12134         (extendqihi2): Use combine_pseudo_register_operand as predicate
12135         for operand 1.
12136         (extendqisi2): Ditto.
12137         (zero_extendqihi2): Ditto.
12138         (zero_extendqisi2): Ditto.
12139         (zero_extendhisi2): Ditto.
12140         (extendhisi2): Ditto. Don't early-clobber operand 0.
12141
12142 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12143
12144         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
12145
12146 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12147
12148         PR tree-optimization/49471
12149         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
12150         iv only when the largest type is unsigned.  Do not call
12151         lang_hooks.types.type_for_size.
12152
12153 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12154
12155         PR middle-end/45450
12156         * graphite-poly.c (apply_poly_transforms): Disable legality check
12157         after an openscop read.
12158
12159 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12160
12161         PR middle-end/47691
12162         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
12163         copy_bb_and_scalar_dependences.
12164         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
12165         (graphite_copy_stmts_from_block): Update call to rename_uses.
12166         (copy_bb_and_scalar_dependences): Update call to
12167         graphite_copy_stmts_from_block.
12168         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
12169
12170 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
12171
12172         PR target/49313
12173         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12174         (__ctzsi2): Result for 0 may be undefined.
12175         (__ctzhi2): Result for 0 may be undefined.
12176         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12177         (__popcountsi2): Ditto. And don't clobber r26.
12178         (__popcountdi2): Ditto. And don't clobber r27.
12179         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12180         (parityhi2): New expand.
12181         (paritysi2): New expand.
12182         (popcounthi2): New expand.
12183         (popcountsi2): New expand.
12184         (clzhi2): New expand.
12185         (clzsi2): New expand.
12186         (ctzhi2): New expand.
12187         (ctzsi2): New expand.
12188         (ffshi2): New expand.
12189         (ffssi2): New expand.
12190         (copysignsf3): New insn.
12191         (bswapsi2): New expand.
12192         (*parityhi2.libgcc): New insn.
12193         (*parityqihi2.libgcc): New insn.
12194         (*paritysihi2.libgcc): New insn.
12195         (*popcounthi2.libgcc): New insn.
12196         (*popcountsi2.libgcc): New insn.
12197         (*popcountqi2.libgcc): New insn.
12198         (*popcountqihi2.libgcc): New insn-and-split.
12199         (*clzhi2.libgcc): New insn.
12200         (*clzsihi2.libgcc): New insn.
12201         (*ctzhi2.libgcc): New insn.
12202         (*ctzsihi2.libgcc): New insn.
12203         (*ffshi2.libgcc): New insn.
12204         (*ffssihi2.libgcc): New insn.
12205         (*bswapsi2.libgcc): New insn.
12206
12207 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12208
12209         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
12210         the mode of symbolic_opreand RTXes.
12211
12212 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12213
12214         * config/i386/predicates.md (x86_64_movabs_operand): Return false
12215         for pic_32bit_operand RTXes.
12216         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
12217         in DImode.
12218
12219 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12220
12221         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
12222         for 32-bit, too.
12223         (ix86_handle_abi_attribute): Allow function attributes
12224         ms_abi/sysv_abi in 32-bit mode, too.
12225         * doc/extend.texi: Adjust attribute documentation.
12226
12227         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
12228         expression handling.
12229         (and_var_with_comparison_1): Likewise.
12230
12231 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
12232
12233         * params.h (ALLOW_STORE_DATA_RACES): New.
12234         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
12235         * Makefile.in (expr.o): Depend on PARAMS_H.
12236         * machmode.h (get_best_mode): Add argument.
12237         * fold-const.c (optimize_bit_field_compare): Add argument to
12238         get_best_mode.
12239         (fold_truthop): Same.
12240         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
12241         * expr.c (emit_group_store): Same.
12242         (copy_blkmode_from_reg): Same.
12243         (write_complex_part): Same.
12244         (optimize_bitfield_assignment_op): Add argument.
12245         Add argument to get_best_mode.
12246         (get_bit_range): New.
12247         (expand_assignment): Calculate maxbits and pass it down accordingly.
12248         (store_field): New argument.
12249         (expand_expr_real_2): New argument to store_field.  Include params.h.
12250         * expr.h (store_bit_field): New argument.
12251         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
12252         into account maxbits.
12253         * calls.c (store_unaligned_arguments_into_pseudos): New argument
12254         to store_bit_field.
12255         * expmed.c (store_bit_field_1): New argument.  Use it.
12256         (store_bit_field): Same.
12257         (store_fixed_bit_field): Same.
12258         (store_split_bit_field): Same.
12259         (extract_bit_field_1): Pass new argument to get_best_mode.
12260         (extract_bit_field): Same.
12261         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
12262         * doc/invoke.texi: Document parameter allow-store-data-races.
12263
12264 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
12265
12266         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
12267
12268 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12269
12270         * tree-vrp.c (extract_range_from_binary_expr): Remove
12271         TRUTH-binary cases and add new bitwise-cases.
12272         (extract_range_from_assignment): Likewise.
12273         (register_edge_assert_for_1): Likeiwise.
12274         (register_edge_assert_for): Likewise.
12275         (simplify_truth_ops_using_ranges): Likewise.
12276         (simplify_stmt_using_ranges): Likewise.
12277
12278 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
12279
12280         PR target/47372
12281         * config/i386/i386.c (ix86_delegitimize_address): Call
12282         simplify_gen_subreg for PIC with mode of x only if modes of
12283         x and orig_x are different.
12284
12285 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
12286
12287         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
12288         to GC allocated copy of the string.
12289         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
12290         before .debug_line, not after it.
12291
12292 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12293
12294         PR middle-end/47046
12295         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
12296         evolution_function_is_affine_p on CHREC_RIGHT.
12297
12298 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12299
12300         * tree-data-ref.c (max_stmt_executions_tree): Do not call
12301         lang_hooks.types.type_for_size.
12302
12303 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12304
12305         PR middle-end/47653
12306         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
12307         loops using wrapping semantics.
12308
12309 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12310
12311         PR middle-end/48805
12312         * tree-scalar-evolution.c (instantiate_scev_r): Return
12313         chrec_dont_know for ADDR_EXPR.
12314
12315 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12316             H.J. Lu  <hongjiu.lu@intel.com>
12317
12318         PR target/47369
12319         PR target/49853
12320         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
12321         if legitimize_tls_address returned operand in wrong mode. Allow
12322         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
12323         if legitimize_pic_address returned operand in wrong mode.
12324
12325 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12326
12327         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
12328         return false for invariants.
12329
12330 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12331
12332         * config/i386/i386.md (add->lea splitter): Implement using SWI
12333         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
12334         (add->lea zext splitter): Change operand 2 predicate to
12335         x86_64_nonmemory_operand.
12336
12337 2011-07-26  Richard Guenther  <rguenther@suse.de>
12338
12339         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
12340         frequency makes everything hot.
12341
12342 2011-07-26  Richard Guenther  <rguenther@suse.de>
12343
12344         PR tree-optimization/49840
12345         * tree-vrp.c (range_fits_type_p): Properly handle full
12346         double-int precision.
12347
12348 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12349
12350         PR bootstrap/49786
12351         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
12352         counts.
12353         (update_specialized_profile): Likewise.
12354
12355 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12356             H.J. Lu  <hongjiu.lu@intel.com>
12357
12358         PR target/47381
12359         PR target/49832
12360         PR target/49833
12361         * config/i386/i386.md (i): Change SImode attribute to "e".
12362         (g): Change SImode attribute to "rme".
12363         (di): Change SImode attribute to "nF".
12364         (general_operand): Change SImode attribute to x86_64_general_operand.
12365         (general_szext_operand): Change SImode attribute to
12366         x86_64_szext_general_operand.
12367         (immediate_operand): Change SImode attribute to
12368         x86_64_immediate_operand.
12369         (nonmemory_operand): Change SImode attribute to
12370         x86_64_nonmemory_operand.
12371         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
12372         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
12373         (*lea_1): Use SWI48 mode iterator.
12374         (*lea_1_zext): New insn pattern.
12375         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
12376         (*bt<mode>): Ditto.
12377         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
12378         Update operand constraints.
12379         (addsi_1_zext): Ditto.
12380         (*add<mode>2): Ditto.
12381         (*addsi_3_zext): Ditto.
12382         (*subsi_1_zext): Ditto.
12383         (*subsi_2_zext): Ditto.
12384         (*subsi_3_zext): Ditto.
12385         (*addsi3_carry_zext): Ditto.
12386         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
12387         (*mulsi3_1_zext): Ditto.
12388         (*andsi_1): Ditto.
12389         (*andsi_1_zext): Ditto.
12390         (*andsi_2_zext): Ditto.
12391         (*<any_or:code>si_1_zext): Ditto.
12392         (*<any_or:code>si_2_zext): Ditto.
12393         (*test<mode>_1): Use <general_operand> predicate for operand 1.
12394         (*and<mode>_2): Ditto.
12395         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
12396         (add->lea splitter): Check operand modes in insn constraint.  Extend
12397         operands less than SImode wide to SImode.
12398         (add->lea zext splitter): Do not extend input operands to DImode.
12399         (*lea_general_1): Handle only QImode and HImode operands.
12400         (*lea_general_2): Ditto.
12401         (*lea_general_3): Ditto.
12402         (*lea_general_1_zext): Remove.
12403         (*lea_general_2_zext): Ditto.
12404         (*lea_general_3_zext): Ditto.
12405         (*lea_general_4): Check operand modes in insn constraint.  Extend
12406         operands less than SImode wide to SImode.
12407         (ashift->lea splitter): Ditto.
12408         * config/i386/i386.c (ix86_print_operand_address): Print address
12409         registers with 'q' modifier on 64bit targets.
12410         * config/i386/predicates.md (pic_32bit_opreand): Define as special
12411         predicate.  Reject non-SI and non-DI modes.
12412
12413 2011-07-25  Andrew Pinski  <apinski@cavium.com>
12414
12415         PR tree-opt/49671
12416         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
12417         TREE_THIS_NOTRAP into the inner most MEM_REF.
12418         Always copy TREE_THIS_VOLATILE.
12419         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
12420         arguments are not volatile references.
12421
12422 2011-07-25  Richard Henderson  <rth@redhat.com>
12423
12424         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
12425         * final.c (final_scan_insn): Don't test for it.
12426         (rest_of_clean_state): Likewise.
12427
12428 2011-07-25  Richard Henderson  <rth@redhat.com>
12429
12430         PR debug/49841
12431         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
12432         (emit_frame_save): Likewise.
12433         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
12434         insn onto a dummy blockage insn after the join label.
12435
12436 2011-07-25  Richard Henderson  <rth@redhat.com>
12437
12438         * dwarf2cfi.c (dw_trace_info): Add ID member.
12439         (get_trace_index): Remove.  Change users to use ID member.
12440         (before_next_cfi_note): New.
12441         (connect_traces): Remove unreachable traces before the main loop.
12442         Look across one trace and generate remember/restore_state if needed.
12443
12444 2011-07-25  Richard Henderson  <rth@redhat.com>
12445
12446         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
12447
12448 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
12449
12450         * genattr.c (write_upcase, gen_attr <enum definition writing>):
12451         Move to ...
12452         * genattr-common.c ... here.
12453         (main): Call gen_attr.
12454         * optc-gen.awk: Make generated program include insn-attr-common.h .
12455         * Makefile.in (oprions.o): Depend on insn-attr-common.h
12456
12457 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12458
12459         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12460         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12461         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
12462         m32c_print_operand, m32c_print_operand_address): Remove.
12463         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
12464         Change return type to bool. Change argument type to bool.
12465         (m32c_print_operand, m32c_print_operand_address): Make static.
12466         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12467         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12468
12469 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12470
12471         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
12472         attributes): Document mmap.
12473
12474 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12475
12476         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12477         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12478         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
12479         mmix_print_operand, mmix_print_operand_address): Remove.
12480         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
12481         Change return type to bool. Change argument type to bool.
12482         (mmix_print_operand, mmix_print_operand_address): Make static.
12483         (mmix_intval, mmix_output_condition): Change 'x' argument type
12484         to const_rtx.
12485         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12486         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12487
12488 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
12489
12490         PR target/39386
12491         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
12492         shift counter for x << x and x >> x shifts.
12493
12494 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12495
12496         PR target/47124
12497         * config.gcc: Reject *-*-solaris2 configuration.
12498
12499 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
12500
12501         PR tree-optimization/49809
12502         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
12503         gimple_get_lhs instead of gimple_assign_lhs.
12504
12505 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12506
12507         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
12508
12509 2011-07-25  Richard Guenther  <rguenther@suse.de>
12510
12511         PR tree-optimization/49822
12512         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
12513         more.  Make sure to preserve stmts with side-effects.  Properly
12514         handle virtual defs, follow a longer def chain.
12515
12516 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
12517
12518         PR plugins/45348
12519         PR plugins/48425
12520         PR plugins/46577
12521         * Makefile.in: Do not flatten c-family directory when installing
12522         plugin headers.
12523
12524 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
12525
12526         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
12527         original nodes if we are dealing with virtual clones.
12528
12529 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
12530
12531         * common/config/c6x/c6x-common.c: New file.
12532
12533 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
12534
12535         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
12536
12537 2011-07-25  Richard Guenther  <rguenther@suse.de>
12538
12539         PR tree-optimization/49715
12540         * tree-vrp.c: Include expr.h and optabs.h.
12541         (range_fits_type_): New function.
12542         (simplify_float_conversion_using_ranges): Likewise.
12543         (simplify_stmt_using_ranges): Call it.
12544         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
12545         * optabs.c (can_float_p): Export.
12546         * optabs.h (can_float_p): Declare.
12547
12548 2011-07-25  Richard Guenther  <rguenther@suse.de>
12549
12550         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
12551         (get_value_range): For out-of-range SSA names or names created
12552         after propagation return a read-only varying range.
12553         (dump_all_value_ranges): Adjust.
12554         (vrp_initialize): Likewise.
12555         (vrp_finalize): Likewise.
12556
12557 2011-07-24  Richard Henderson  <rth@redhat.com>
12558
12559         PR debug/49831
12560         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
12561         them entirely.
12562
12563 2011-07-24  Richard Henderson  <rth@redhat.com>
12564
12565         PR debug/49825
12566         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
12567         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
12568
12569 2011-07-24  Richard Henderson  <rth@redhat.com>
12570
12571         PR debug/49827
12572         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
12573
12574 2011-07-24  Richard Henderson  <rth@redhat.com>
12575
12576         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
12577         Zero args_size for abnormal edges.  Adjust all callers.
12578
12579 2011-07-24  Richard Henderson  <rth@redhat.com>
12580
12581         PR debug/49825
12582         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
12583
12584 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
12585
12586         PR bootstrap/49835
12587         * collect2.c (demangle_flag): Removed.
12588
12589 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
12590
12591         * configure.ac (demangler_in_ld): Default to yes.
12592         * configure: Regenerated.
12593         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
12594         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
12595         --no-demangle options straight through to ld.  When
12596         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
12597         way that has the intended effect on Windows.
12598
12599 2011-07-23  Richard Henderson  <rth@redhat.com>
12600
12601         * dwarf2cfi.c: Include basic-block.h.
12602         (dw_label_info): Remove.
12603         (trace_work_list, trace_index): New.
12604         (remember_row, emit_cfa_remember): Remove.
12605         (dw_trace_info_hash, dw_trace_info_eq): New.
12606         (get_trace_index, get_trace_info): New.
12607         (save_point_p): New.
12608         (free_cfi_row): Remove.
12609         (add_cfi): Do not emit DW_CFA_remember_state.
12610         (cfa_row_equal_p): New.
12611         (barrier_args_size): Remove.
12612         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
12613         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
12614         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
12615         (dwarf2out_cfi_begin_epilogue): Remove.
12616         (dwarf2out_frame_debug_restore_state): Remove.
12617         (connect_traces, create_pseudo_cfg): New.
12618         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
12619         * Makefile.in (dwarf2cfi.o): Update.
12620
12621 2011-07-23  Richard Henderson  <rth@redhat.com>
12622
12623         * dwarf2cfi.c (dw_trace_info): New.
12624         (dw_label_info): New.
12625         (cie_return_save): New.
12626         (cur_trace): New.
12627         (queued_args_size): Rename from args_size.  Update all users.
12628         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
12629         (def_cfa_1): Use cur_trace instead of cfa_*.
12630         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
12631         (clobbers_queued_reg_save, reg_saved_in): Likewise.
12632         (dwarf2out_frame_debug_expr): Likewise.
12633         (create_cie_data): Split out from ...
12634         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
12635
12636 2011-07-23  Richard Henderson  <rth@redhat.com>
12637
12638         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
12639         Update all users to match.
12640         (execute_dwarf2_frame): Free reg_saved_in_data.
12641
12642 2011-07-23  Richard Henderson  <rth@redhat.com>
12643
12644         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
12645         (queued_reg_saves): Don't GTY.  Change to a VEC.
12646         (queue_reg_save): Update to match.
12647         (dwarf2out_flush_queued_reg_saves): Likewise.
12648         (clobbers_queued_reg_save): Likewise.
12649         (reg_saved_in): Likewise.
12650         (execute_dwarf2_frame): Free queued_reg_saves.
12651
12652 2011-07-23  Richard Henderson  <rth@redhat.com>
12653
12654         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
12655
12656 2011-07-23  Richard Henderson  <rth@redhat.com>
12657
12658         * dwarf2cfi.c (add_cfi_args_size): Split out from...
12659         (dwarf2out_args_size): ... here.
12660         (add_cfi_restore): Split out from ...
12661         (dwarf2out_frame_debug_cfa_restore): ... here.
12662         (def_cfa_0): Split out from ...
12663         (def_cfa_1): ... here.
12664         (cfi_oprnd_equal_p, cfi_equal_p): New.
12665         (change_cfi_row): New.
12666         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
12667         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
12668         (output_cfis): Remove.
12669         * dwarf2out.c (output_fde): Simplify output_cfi loop.
12670         (dwarf2out_switch_text_section): Don't call output_cfis.
12671         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
12672         * dwarf2out.h: Update decls.
12673         (enum dw_val_class): Add dw_val_class_none.
12674
12675 2011-07-23  Richard Henderson  <rth@redhat.com>
12676
12677         * dwarf2cfi.c (update_row_reg_save): New.
12678         (dwarf2out_frame_debug_cfa_expression): Use it.
12679         (dwarf2out_frame_debug_cfa_restore): Likewise.
12680         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
12681
12682 2011-07-23  Richard Henderson  <rth@redhat.com>
12683
12684         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
12685
12686 2011-07-23  Richard Henderson  <rth@redhat.com>
12687
12688         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
12689         (cie_cfi_row): New.
12690         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
12691         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
12692         (cur_row, remember_row): New.
12693         (def_cfa_1): Use cur_row instead of the old_* variables.
12694         (dwarf2out_frame_debug_restore_state): Similarly.
12695         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
12696         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
12697         (dwarf2out_frame_debug_adjust_cfa): Likewise.
12698         (dwarf2out_frame_debug_cfa_offset): Likewise.
12699         (dwarf2out_frame_debug_expr): Likewise.
12700         (execute_dwarf2_frame): Set up cur_row.
12701         * dwarf2out.h (struct cfa_loc): Mark for GTY.
12702
12703 2011-07-23  Richard Henderson  <rth@redhat.com>
12704
12705         * basic-block.h (EDGE_PRESERVE): New.
12706         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
12707         * bb-reorder.c: Include except.h.
12708         (fix_up_crossing_landing_pad): New.
12709         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
12710         landing pads in the right partition.  Duplicate as necessary.
12711         (partition_hot_cold_basic_blocks): Fix up DF info after
12712         duplicating landing pads.
12713         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
12714         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
12715         is set properly.  Validate that EH edges are not CROSSING.
12716         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
12717         (dw2_build_landing_pads): ... here.
12718         (convert_to_eh_region_ranges): Remove code to fixup crossing
12719         landing pads.
12720         * except.h (expand_dw2_landing_pad_for_region): Declare.
12721         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
12722
12723 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
12724
12725         PR target/49816
12726         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
12727
12728 2011-07-22  Jason Merrill  <jason@redhat.com>
12729
12730         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
12731
12732 2011-07-22  Richard Henderson  <rth@redhat.com>
12733
12734         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
12735
12736 2011-07-22  Richard Henderson  <rth@redhat.com>
12737
12738         * jump.c (maybe_propagate_label_ref): Split out of...
12739         (mark_all_labels): ... here.  Do not attempt label_ref
12740         propagation while in cfglayout mode.
12741
12742 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12743
12744         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
12745         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
12746         (dwarf_attr_name): Handle DW_AT_GNU_macros.
12747         (dwarf2out_define): If the vector is empty and
12748         lineno is 0, emit a dummy entry first.
12749         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
12750         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
12751         optimize_macinfo_range): New functions.
12752         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
12753         mergeable, optimize longer strings using
12754         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
12755         optimize longer sequences of define/undef ops from headers
12756         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
12757         emit a section headers.
12758         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
12759         and macinfo_section_label to DEBUG_MACRO_SECTION
12760         resp. DEBUG_MACRO_SECTION_LABEL.
12761         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
12762         instead of DW_AT_macro_info.
12763
12764         PR other/32998
12765         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
12766         options.
12767         * dwarf2out.c: Include opts.h.
12768         (dchar_p): New typedef.  Define heap VEC for it.
12769         (producer_string): New variable.
12770         (gen_producer_string): New function.
12771         (gen_compile_unit_die): Use it.
12772         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
12773         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
12774         * doc/invoke.texi: Document -grecord-gcc-switches and
12775         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
12776         to -frecord-gcc-switches description.
12777
12778 2011-07-22  Jason Merrill  <jason@redhat.com>
12779
12780         PR c++/30112
12781         * c-decl.c (c_linkage_bindings): Define.
12782
12783 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
12784
12785         PR debug/49815
12786         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
12787
12788 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
12789
12790         * config/i386/i386.c (ix86_option_override_internal): Disallow
12791         MS ABI in x32 mode.
12792         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
12793         only for TARGET_LP64.
12794         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
12795
12796 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
12797
12798         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
12799         avoid warnings when GCC is built with a C++ compiler.
12800
12801 2011-07-22  Martin Jambor  <mjambor@suse.cz>
12802
12803         PR lto/49796
12804         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
12805         if decl node is in another partition, call cgraph_get_node only once.
12806
12807 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
12808
12809         * config.gcc (x86_64-*-linux*): Set
12810         default_gnu_indirect_function to yes.
12811
12812 2011-07-22  Richard Guenther  <rguenther@suse.de>
12813
12814         PR tree-optimization/45819
12815         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12816         preserve volatile and notrap flags.
12817
12818 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12819             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12820
12821         PR bootstrap/49794
12822         * configure.ac: Test AM_ICONV with CXX.
12823         * configure: Regenerate.
12824         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
12825
12826 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12827
12828         PR bootstrap/49797
12829         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
12830         (set_cloog_options): Use it.
12831
12832 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12833
12834         PR c++/49756
12835         * gcc.c (main): Call stack_limit_increase (64MB).
12836         * toplev.c (toplev_main): Likewise.
12837
12838 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12839
12840         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
12841         instead of force_reg.
12842
12843 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12844
12845         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
12846         needed and use force_reg after convert.
12847         (ix86_expand_call): Likewise.
12848         (ix86_expand_special_args_builtin): Likewise.
12849         (ix86_expand_builtin): Likewise.
12850
12851 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12852
12853         PR middle-end/47654
12854         PR middle-end/49649
12855         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
12856         in parameter.  Initialize v1 and v2 based on the values returned
12857         by clast_name_to_lb_ub.
12858         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
12859         values.
12860         (type_for_clast_bin): Same.
12861         (type_for_clast_expr): Same.
12862         (type_for_clast_eq): Update calls to type_for_clast_expr.
12863         (type_for_clast_for): Same.
12864         (build_iv_mapping): Same.
12865         * graphite-ppl.h (value_min): New.
12866
12867 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12868
12869         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
12870         types whenever possible.
12871
12872 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12873
12874         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
12875         and ub fields.
12876         (new_clast_name_index): Add lb and ub parameters.
12877         (free_clast_name_index): New.
12878         (clast_name_to_lb_ub): New.
12879         (save_clast_name_index): Add lb and ub parameters.
12880         (compute_bounds_for_param): New.
12881         (type_for_level): Removed.
12882         (type_for_clast_for): Removed level parameter.  Do not call
12883         type_for_level.
12884         (graphite_create_new_loop): Store the lb and ub for the clast_name
12885         of the iterator of the loop that has been generated.
12886         (graphite_create_new_loop_guard): Remove parameter level.
12887         (create_params_index): Store the lb and ub of each parameter.
12888         (gloog): Use free_clast_name_index.  Pass to create_params_index
12889         the current scop.
12890
12891 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12892
12893         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
12894         (max_precision_type): Inline max_signed_precision_type.
12895         (type_for_clast_red): Use max_precision_type.
12896         (type_for_clast_bin): Same.
12897         (type_for_clast_for): Same.
12898
12899 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12900
12901         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
12902         type_for_interval.
12903         (gcc_type_for_value): Renamed type_for_value.
12904         (gcc_type_for_clast_term): Renamed type_for_clast_term.
12905         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
12906         (gcc_type_for_clast_red): Renamed type_for_clast_red.
12907         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
12908         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
12909         (graphite_translate_clast_equation): Update calls.
12910         (compute_type_for_level): Renamed type_for_level.
12911         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
12912         (build_iv_mapping): Update calls.
12913         (graphite_create_new_loop_guard): Same.
12914
12915 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12916
12917         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
12918         comment.
12919
12920 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12921
12922         * graphite-clast-to-gimple.c (struct ivs_params): New.
12923         (clast_name_to_gcc): Use ivs_params to pass around parameters.
12924         (clast_to_gcc_expression): Same.
12925         (clast_to_gcc_expression_red): Same.
12926         (gcc_type_for_clast_term): Same.
12927         (gcc_type_for_clast_expr): Same.
12928         (gcc_type_for_clast_red): Same.
12929         (gcc_type_for_clast_bin): Same.
12930         (gcc_type_for_clast_eq): Same.
12931         (graphite_translate_clast_equation): Same.
12932         (graphite_create_guard_cond_expr): Same.
12933         (graphite_create_new_guard): Same.
12934         (graphite_create_new_loop): Same.
12935         (build_iv_mapping): Same.
12936         (translate_clast_user): Same.
12937         (graphite_create_new_loop_guard): Same.
12938         (translate_clast): Same.
12939         (translate_clast_for_loop): Same.
12940         (translate_clast_for): Same.
12941         (translate_clast_guard): Same.
12942         (initialize_cloog_names): Fix typo.
12943         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
12944
12945 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12946
12947         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
12948         (new_clast_name_index): Add level parameter.
12949         (clast_name_to_level): New.
12950         (save_clast_name_index): Add level parameter.
12951         (newivs_to_depth_to_newiv): Removed.
12952         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
12953         (graphite_create_new_loop): Add level parameter.  Pass level to
12954         save_clast_name_index.
12955         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
12956         (create_params_index): Pass level to save_clast_name_index.
12957
12958 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12959
12960         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
12961         recompute type, lb, and ub.  Get them from...
12962         (graphite_create_new_loop_guard): ...here.  Pass in parameter
12963         pointers to type, lb, and ub.
12964         (translate_clast_for_loop): Update function calls.
12965         (translate_clast_for): Same.
12966
12967 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12968
12969         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
12970         psct_dynamic_dim.
12971         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
12972         (gcc_type_for_iv_of_clast_loop): Update use of level.
12973         (gloog): Start counting nesting level from 0.
12974         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
12975         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
12976         psct_dynamic_dim on level.
12977
12978 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12979
12980         * config/i386/i386.c (ix86_legitimize_address): Convert to
12981         Pmode if needed.
12982
12983 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12984
12985         * config/i386/i386.c (function_value_64): Always return pointers
12986         in Pmode.
12987         (ix86_promote_function_mode): New.
12988         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
12989
12990 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12991
12992         PR tree-optimization/49749
12993         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
12994         remove no-longer-used maxrank variable.
12995
12996 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
12997
12998         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
12999
13000 2011-07-21  Jason Merrill  <jason@redhat.com>
13001
13002         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
13003         * recog.h (struct insn_data_d): Check it instead of
13004         HAVE_DESIGNATED_INITIALIZERS.
13005         * genoutput.c (output_insn_data): Likewise.
13006
13007 2011-07-21  Richard Guenther  <rguenther@suse.de>
13008
13009         PR tree-optimization/49770
13010         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
13011         valueized any operand.  Renamed from ...
13012         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
13013         (valueize_shared_reference_ops_from_ref): Return whether we
13014         valueized any operand.
13015         (vn_reference_lookup): Only when we valueized any operand
13016         use the valueized reference for alias analysis.  Do not preserve
13017         the original reference tree in this case.
13018
13019 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
13020
13021         * config/i386/i386.c (ix86_decompose_address): Reject all but
13022         register operands and subregs of DImode hard registers in index.
13023
13024 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13025
13026         * fold-const.c (fold_unary_loc): Preserve indirect
13027         comparison cast to none-boolean type.
13028         * tree-ssa.c (useless_type_conversion_p): Preserve cast
13029         from/to boolean-type.
13030         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
13031         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
13032         * tree-cfg.c (verify_gimple_comparison): Check result
13033         type of comparison expression.
13034         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
13035         of condition result and disallow type-cast sinking into comparison.
13036
13037 2011-07-21  Richard Guenther  <rguenther@suse.de>
13038
13039         * tree-ssa-forwprop.c (combine_conversions): Return whether
13040         we have to run cfg-cleanup.  Properly remove dead stmts.
13041         (ssa_forward_propagate_and_combine): Adjust.
13042
13043 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
13044
13045         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
13046
13047 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13048
13049         * tree-ssa-propagate.c (substitute_and_fold): Use
13050         do_dce flag to deside, if BB's statements are scanned
13051         in last to first, or first to last order.
13052
13053 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13054
13055         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
13056
13057 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
13058             Uros Bizjak  <ubizjak@gmail.com>
13059             Richard Henderson  <rth@redhat.com>
13060
13061         * config/i386/constraints.md (w): New.
13062
13063         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
13064         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
13065
13066         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
13067         instead of TARGET_64BIT.
13068
13069         * config/i386/i386.md (indirect_jump): Replace
13070         nonimmediate_operand with indirect_branch_operand.
13071         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
13072         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
13073         Convert operand 0 to Pmode for x32 if not PIC.
13074         (*tablejump_1): Replace nonimmediate_operand with
13075         indirect_branch_operand.  Replace constraint "m" with "w".
13076         (*call_vzeroupper): Replace constraint "m" with "w".
13077         (*call): Likewise.
13078         (*call_rex64_ms_sysv_vzeroupper): Likewise.
13079         (*call_rex64_ms_sysv): Likewise.
13080         (*call_value_vzeroupper): Likewise.
13081         (*call_value): Likewise.
13082         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
13083         (*call_value_rex64_ms_sysv): Likewise.
13084         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
13085
13086         * config/i386/predicates.md (indirect_branch_operand): New.
13087         (call_insn_operand): Support x32.
13088
13089 2011-07-20  Michael Eager  <eager@eagercon.com>
13090
13091         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
13092
13093 2011-07-20  Richard Henderson  <rth@redhat.com>
13094
13095         * cfg.c (dump_bb_info): Dump basic_block->flags.
13096         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
13097
13098 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13099
13100         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13101         of DImode hard registers in index.
13102         (ix86_legitimate_address_p): Allow subregs of base and index to span
13103         more than a word.  Assert that subregs of base and index satisfy
13104         register_no_elim_operand predicates.  Reject addresses where
13105         base and index have different modes.
13106
13107 2011-07-20  Robert Millan  <rmh@gnu.org>
13108
13109         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
13110
13111 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13112
13113         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
13114         removing now-unnecessary assignment.
13115
13116 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13117
13118         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
13119         memory address space to the type's address space.
13120
13121 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13122
13123         PR target/36467
13124         PR target/49687
13125         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
13126         and expand appropriately if there is a CONST_INT in operand2.
13127         (usmulqihi3): New insn.
13128         (*sumulqihi3): New insn.
13129         (*osmulqihi3): New insn.
13130         (*oumulqihi3): New insn.
13131         (*muluqihi3.uconst): New insn_and_split.
13132         (*muluqihi3.sconst): New insn_and_split.
13133         (*mulsqihi3.sconst): New insn_and_split.
13134         (*mulsqihi3.uconst): New insn_and_split.
13135         (*mulsqihi3.oconst): New insn_and_split.
13136         (*ashifthi3.signx.const): New insn_and_split.
13137         (*ashifthi3.signx.const7): New insn_and_split.
13138         (*ashifthi3.zerox.const): New insn_and_split.
13139         (mulsqihi3): New insn.
13140         (muluqihi3): New insn.
13141         (muloqihi3): New insn.
13142         * config/avr/predicates.md (const_2_to_7_operand): New.
13143         (const_2_to_6_operand): New.
13144         (u8_operand): New.
13145         (s8_operand): New.
13146         (o8_operand): New.
13147         (s9_operand): New.
13148         (register_or_s9_operand): New.
13149
13150 2011-07-20  Kai Tietz  <ktietz@redhat.com>
13151
13152         * builtins.c (fold_builtin_expect): See through the cast
13153         from truthvalue_type_node to long.
13154
13155 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
13156
13157         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
13158         where we can use them from the standard and altivec instruction
13159         sets, instead of always using the 3 operand VSX forms that require
13160         the destination to overlap one of the inputs.
13161         (vsx_fms*): Ditto.
13162         (vsx_fnma*): Ditto.
13163         (vsx_fnms*): Ditto.
13164
13165         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
13166         for DF types.
13167         (fmsdf4_fpr): Ditto.
13168         (nfmadf4_fpr): Ditto.
13169         (nfmsdf4_fpr): Ditto.
13170
13171 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
13172
13173         * genrecog.c (make_insn_sequence): Correct position numbering
13174         when filtering out match_scratch and match_dup.
13175
13176 2011-07-20  Richard Guenther  <rguenther@suse.de>
13177
13178         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
13179         against already removed statements.
13180         (forward_propagate_into_comparison): Remove dead defining stmts.
13181         (forward_propagate_into_gimple_cond): Likewise.
13182         (forward_propagate_into_cond): Simplify.
13183         (ssa_forward_propagate_and_combine): Handle changed cfg from
13184         forward_propagate_into_comparison.
13185         * tree-ssa-phiopt.c (conditional_replacement): Use proper
13186         locations for newly built statements.
13187
13188 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13189
13190         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
13191
13192 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13193
13194         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
13195         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
13196
13197 2011-07-20  Richard Guenther  <rguenther@suse.de>
13198
13199         PR middle-end/18908
13200         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
13201         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
13202         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
13203
13204 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
13205
13206         * config/frv/frv.c (frv_register_move_cost): Define explicitly
13207         costs for subclasses of GR_REGS.
13208
13209 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13210
13211         PR target/49780
13212         * config/i386/predicates.md (no_seg_addres_operand): No more special.
13213         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13214         of DImode hard registers in base.
13215         (ix86_legitimate_address_p): Allow SImode and DImode base and index
13216         registers.
13217
13218 2011-07-20  Richard Guenther  <rguenther@suse.de>
13219
13220         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
13221         (unify_nodes): Deal with that.
13222         (solve_graph): Likewise.
13223
13224 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
13225
13226         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
13227         canonicalize left operand from ZERO_EXTEND to AND.
13228
13229 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
13230
13231         * target.def (class_max_nregs): New hook.
13232         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
13233         * doc/tm.texi: Regenerate.
13234         * targhooks.c (default_class_max_nregs): New function.
13235         * targhooks.h (default_class_max_nregs): Declare.
13236         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
13237         x_ira_reg_class_min_nregs arrays to unsigned char.
13238         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
13239         hook instead of CLASS_MAX_NREGS macro.
13240         * reginfo.c (restore_register_info): Ditto.
13241         * ira-conflicts.c (process_regs_for_copy): Use
13242         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13243         Change type rclass and aclass vars to reg_class_t.
13244         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
13245         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
13246         reg_class_t.
13247         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
13248         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13249
13250         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
13251         * config/i386/i386.c (ix86_class_max_nregs): New function.
13252         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
13253         instead of CLASS_MAX_NREGS macro.
13254         (TARGET_CLASS_MAX_NREGS): Define.
13255         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
13256         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
13257         * config/avr/avr.c (class_max_nregs): Remove function.
13258         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
13259         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
13260         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
13261         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
13262         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
13263         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
13264         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
13265         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
13266         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
13267         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
13268         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
13269         * config/score/score.h (CLASS_MAX_NREGS): Remove.
13270         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
13271         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
13272         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
13273
13274 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
13275
13276         * cif-code.def (OVERWRITABLE): Fix typo and move around.
13277         (TARGET_OPTIMIZATION_MISMATCH): Delete.
13278         (EH_PERSONALITY): Fix typo.
13279         (NON_CALL_EXCEPTIONS): Fix message.
13280         (OPTIMIZATION_MISMATCH): Adjust message.
13281         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
13282
13283 2011-07-19  Ian Lance Taylor  <iant@google.com>
13284
13285         * doc/install.texi (Configuration): Document
13286         --enable-build-poststage1-with-cxx.
13287
13288 2011-07-19  Robert Millan  <rmh@gnu.org>
13289
13290         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
13291         (GLIBC_DYNAMIC_LINKER): Remove.
13292
13293         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
13294         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13295         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13296         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
13297         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
13298         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
13299
13300         * config/mips/linux.h: Remove everything except for ...
13301         (GLIBC_DYNAMIC_LINKER): ... this macro.
13302
13303         * config/mips/linux64.h: Remove everything except for ...
13304         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13305         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13306         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
13307         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
13308         (GNU_USER_LINK_EMULATIONN32): New macros.
13309
13310         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
13311         Use the new headers.
13312
13313 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13314
13315         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
13316         Add offset_known_p and size_known_p fields.
13317         (MEM_OFFSET_KNOWN_P): Update accordingly.
13318         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
13319         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
13320         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
13321         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
13322         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
13323         (init_emit_regs): Likewise.
13324
13325 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13326
13327         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
13328         (MEM_OFFSET): Change from returning an rtx to returning a
13329         HOST_WIDE_INT.
13330         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
13331         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
13332         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13333         (clear_mem_offset): Declare.
13334         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
13335         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
13336         MEM_OFFSET to get a HOST_WIDE_INT offset.
13337         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
13338         (adjust_offset_for_component_ref): Take a bool "known_p"
13339         parameter and a HOST_WIDE_INT "offset" parameter.
13340         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
13341         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
13342         than an rtx.  Use clear_mem_offset to clear the offset.
13343         * cfgcleanup.c (merge_memattrs): Likewise.
13344         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
13345         * function.c (assign_parm_find_stack_rtl): Likewise.
13346         (assign_parm_setup_stack): Likewise.
13347         * print-rtl.c (print_rtx): Likewise.
13348         * reload.c (find_reloads_subreg_address): Likewise.
13349         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13350         * var-tracking.c (INT_MEM_OFFSET): Likewise.
13351         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
13352         (get_mem_align_offset): Likewise.
13353         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13354         (clear_mem_offset): New function.
13355         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
13356         offset rather than an rtx.  Assume both the expressio and offset
13357         are available.
13358         (r10k_needs_protection_p_1): Update accordingly, checking the
13359         expression and offset availability here instead.
13360
13361 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13362
13363         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
13364         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
13365         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
13366         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
13367         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13368         (clear_mem_size): Declare.
13369         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13370         (clear_mem_size): New function.
13371         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
13372         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
13373         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
13374         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
13375         to clear the size.
13376         (nonoverlapping_memrefs_p): Likewise.
13377         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
13378         (expand_builtin_init_trampoline): Likewise.
13379         * calls.c (compute_argument_addresses): Likewise.
13380         * cfgcleanup.c (merge_memattrs): Likewise.
13381         * dce.c (find_call_stack_args): Likewise.
13382         * dse.c (record_store, scan_insn): Likewise.
13383         * dwarf2out.c (dw_sra_loc_expr): Likewise.
13384         * expr.c (emit_block_move_hints): Likewise.
13385         * function.c (assign_parm_find_stack_rtl): Likewise.
13386         * print-rtl.c (print_rtx): Likewise.
13387         * reload.c (find_reloads_subreg_address): Likewise.
13388         * rtlanal.c (may_trap_p_1): Likewise.
13389         * var-tracking.c (track_expr_p): Likewise.
13390         * varasm.c (assemble_trampoline_template): Likewise.
13391         * config/arm/arm.c (arm_print_operand): Likewise.
13392         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
13393         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
13394         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
13395         (expand_constant_setmem_prologue): Likewise.
13396         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
13397         * config/rs6000/rs6000.c (expand_block_move): Likewise.
13398         (adjacent_mem_locations): Likewise.
13399         * config/s390/s390.c (s390_expand_setmem): Likewise.
13400         (s390_expand_insv): Likewise.
13401         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
13402         (*extendqi<mode>2_short_displ): Likewise.
13403         * config/sh/sh.c (expand_block_move): Likewise.
13404         * config/sh/sh.md (extv, extzv): Likewise.
13405
13406 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13407
13408         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
13409         (mem_attrs_htab_eq): ...here.
13410         (find_mem_attrs): Replace with...
13411         (set_mem_attrs): ...this function.  Take a mem_attrs structure
13412         rather than individual fields.
13413         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13414         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13415         (set_mem_size, change_address, adjust_address_1, offset_address)
13416         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13417         Update accordingly.
13418
13419 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13420
13421         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
13422         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
13423         Provide a dummy definition of MEM_ADDR_SPACE for generators.
13424         (target_rtl): Add x_mode_mem_attrs.
13425         (mode_mem_attrs): New macro.
13426         (get_mem_attrs): New function.
13427         * emit-rtl.c (get_mem_attrs): Rename to...
13428         (find_mem_attrs): ...this.
13429         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13430         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13431         (set_mem_size, change_address, adjust_address_1, offset_address)
13432         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13433         Update accordingly.
13434         (init_emit_regs): Initialize mode_mem_attrs.
13435
13436 2011-07-19  Richard Guenther  <rguenther@suse.de>
13437
13438         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
13439         TRUTH_*_EXPR handling.
13440         * tree-ssa-operands.c (get_expr_operands): Likewise.
13441         * tree-ssa-pre.c (fully_constant_expression): Likewise.
13442         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
13443         Likewise.
13444         (is_and_or_or): Likewise.
13445         (is_norm_cond_subset_of): Likewise.
13446
13447 2011-07-19  Richard Guenther  <rguenther@suse.de>
13448
13449         * tree.h (fold_build_pointer_plus_loc): New helper function.
13450         (fold_build_pointer_plus_hwi_loc): Likewise.
13451         (fold_build_pointer_plus): Define.
13452         (fold_build_pointer_plus_hwi): Likewise.
13453         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
13454         (fold_builtin_memory_op): Likewise.
13455         (fold_builtin_stpcpy): Likewise.
13456         (fold_builtin_memchr): Likewise.
13457         (fold_builtin_strstr): Likewise.
13458         (fold_builtin_strchr): Likewise.
13459         (fold_builtin_strrchr): Likewise.
13460         (fold_builtin_strpbrk): Likewise.
13461         (fold_builtin_strcat): Likewise.
13462         (expand_builtin_memory_chk): Likewise.
13463         (fold_builtin_memory_chk): Likewise.
13464         * c-typeck.c (build_unary_op): Likewise.
13465         * cgraphunit.c (thunk_adjust): Likewise.
13466         * fold-const.c (build_range_check): Likewise.
13467         (fold_binary_loc): Likewise.
13468         * omp-low.c (extract_omp_for_data): Likewise.
13469         (expand_omp_for_generic): Likewise.
13470         (expand_omp_for_static_nochunk): Likewise.
13471         (expand_omp_for_static_chunk): Likewise.
13472         * tree-affine.c (add_elt_to_tree): Likewise.
13473         * tree-data-ref.c (split_constant_offset_1): Likewise.
13474         * tree-loop-distribution.c (generate_memset_zero): Likewise.
13475         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
13476         * tree-predcom.c (ref_at_iteration): Likewise.
13477         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
13478         (add_to_parts): Likewise.
13479         (create_mem_ref): Likewise.
13480         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13481         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
13482         (number_of_iterations_le): Likewise.
13483         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
13484         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
13485         (vect_create_addr_base_for_vector_ref): Likewise.
13486         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
13487         (vect_create_cond_for_alias_checks): Likewise.
13488         * tree-vrp.c (extract_range_from_assert): Likewise.
13489         * config/alpha/alpha.c (alpha_va_start): Likewise.
13490         (alpha_gimplify_va_arg_1): Likewise.
13491         * config/i386/i386.c (ix86_va_start): Likewise.
13492         (ix86_gimplify_va_arg): Likewise.
13493         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13494         * config/mep/mep.c (mep_expand_va_start): Likewise.
13495         (mep_gimplify_va_arg_expr): Likewise.
13496         * config/mips/mips.c (mips_va_start): Likewise.
13497         (mips_gimplify_va_arg_expr): Likewise.
13498         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13499         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
13500         (rs6000_gimplify_va_arg): Likewise.
13501         * config/s390/s390.c (s390_va_start): Likewise.
13502         (s390_gimplify_va_arg): Likewise.
13503         * config/sh/sh.c (sh_va_start): Likewise.
13504         (sh_gimplify_va_arg_expr): Likewise.
13505         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13506         * config/spu/spu.c (spu_va_start): Likewise.
13507         (spu_gimplify_va_arg_expr): Likewise.
13508         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13509         Likewise.
13510         (xstormy16_gimplify_va_arg_expr): Likewise.
13511         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
13512         (xtensa_gimplify_va_arg_expr): Likewise.
13513
13514 2011-07-19  Richard Guenther  <rguenther@suse.de>
13515
13516         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
13517         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
13518         handling.
13519
13520         PR middle-end/18908
13521         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
13522         result of BIT_*_EXPR to bitfield precision.
13523
13524 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
13525
13526         PR tree-optimization/49742
13527         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
13528         as a potential write.
13529
13530 2011-07-19  Richard Guenther  <rguenther@suse.de>
13531
13532         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
13533         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
13534         (forward_propagate_comparison): Simplify, remove obsolete code.
13535
13536 2011-07-19  Richard Guenther  <rguenther@suse.de>
13537
13538         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
13539         BIT_XOR_EXPR, same as the RTL expander does.
13540         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
13541         (verify_gimple_assign_unary): Likewise.
13542         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
13543         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
13544         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
13545
13546 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
13547
13548         PR tree-optimization/49768
13549         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
13550         if offset is smaller than bitoffset, but offset+size is bigger
13551         than bitoffset.
13552
13553 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
13554
13555         PR tree-optimization/49771
13556         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
13557         zero step, set segment length to the size of the data-ref's type.
13558
13559 2011-07-18  Martin Jambor  <mjambor@suse.cz>
13560
13561         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
13562         comments.
13563         (ipcp_values_pool): Declare.
13564         (ipcp_sources_pool): Likewise.
13565         (ipcp_lattice): Changed to forward declaration.
13566         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
13567         cannot_devirtualize.
13568         (ipa_node_params): New fields descriptors, lattices, known_vals,
13569         clone_for_all_contexts and node dead, removed fields params and
13570         count_scale.
13571         (ipa_set_param_count): Removed.
13572         (ipa_get_param_count): Made to work with descriptors vector.
13573         (ipa_get_param): Updated.
13574         (ipa_param_cannot_devirtualize_p): Removed.
13575         (ipa_param_types_vec_empty): Likewise.
13576         (ipa_set_param_used): New function.
13577         (ipa_get_param_used): Updated to use descriptors vector.
13578         (ipa_func_list): Removed.
13579         (ipa_init_func_list): Removed declaration.
13580         (ipa_push_func_to_list_1): Likewise.
13581         (ipa_pop_func_from_list): Likewise.
13582         (ipa_push_func_to_list): Removed.
13583         (ipa_lattice_from_jfunc): Remove declaration.
13584         (ipa_get_jf_pass_through_result): Declare.
13585         (ipa_get_jf_ancestor_result): Likewise.
13586         (ipa_value_from_jfunc): Likewise.
13587         (ipa_get_lattice): Update.
13588         (ipa_lat_is_single_const): New function.
13589         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
13590         (ipa_init_func_list): Likewise.
13591         (ipa_pop_func_from_list): Likewise.
13592         (ipa_get_param_decl_index): Fix coding style.
13593         (count_formal_params): Removed.
13594         (count_formal_params_1): Renamed to count_formal_params.
13595         (ipa_populate_param_decls): Update to use descriptors vector.
13596         (ipa_initialize_node_params): Likewise.
13597         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
13598         (ipa_analyze_params_uses): Likewise.
13599         (ipa_free_node_params_substructures): Likewise and free also lattices
13600         and known values.
13601         (duplicate_array): Removed.
13602         (ipa_edge_duplication_hook): Add the new edge to the list of edge
13603         clones.
13604         (ipa_node_duplication_hook): Update to use new lattices.
13605         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
13606         (ipa_free_all_structures_after_iinln): Likewise.
13607         (ipa_write_node_info): Update to use new lattices.
13608         (ipa_read_node_info): Likewise.
13609         (ipa_get_jf_pass_through_result): New function.
13610         (ipa_get_jf_ancestor_result): Likewise.
13611         (ipa_value_from_jfunc): Likewise.
13612         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
13613         * ipa-cp.c: Reimplemented.
13614         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
13615         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
13616         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
13617         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
13618         * doc/invoke.texi (devirt-type-list-size): Removed description.
13619         (ipa-cp-value-list-size): Added description.
13620
13621 2011-07-18  Richard Henderson  <rth@redhat.com>
13622
13623         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
13624         before calling create_basic_block.
13625
13626 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
13627
13628         PR middle-end/49675
13629         * tree.c (build_common_builtin_nodes): Register
13630         __builtin_return_address, __cyg_profile_func_enter
13631         and __cyg_profile_func_exit.
13632
13633 2011-07-18  Richard Henderson  <rth@redhat.com>
13634
13635         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
13636         (add_labels_and_missing_jumps): ... here.
13637         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
13638
13639 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
13640
13641         PR target/47744
13642         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13643         of DImode hard registers in PLUS address chains.
13644
13645 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13646
13647         PR bootstrap/49769
13648         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
13649         (alpha*-*-freebsd*): Likewise.
13650         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13651         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
13652         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
13653         crtprec80.o, crtfastmath.o to extra_parts for all targets.
13654         (ia64*-*-elf*): Remove extra_parts.
13655         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
13656         (sparc64-*-linux*): Likewise.
13657         (sparc64-*-freebsd*): Likewise.
13658
13659         Revert:
13660         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
13661         (ia64*-*-linux*): Likewise.
13662         (mips64*-*-linux*): Likewise.
13663         (mips*-*-linux*): Likewise.
13664
13665 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
13666
13667         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
13668
13669 2011-07-18  Richard Guenther  <rguenther@suse.de>
13670
13671         * gimplify.c (gimplify_expr): Use input_location, not saved_location
13672         when building new trees.
13673
13674 2011-07-18  Richard Guenther  <rguenther@suse.de>
13675
13676         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
13677         expansion result to bitfield precision if required.
13678
13679 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13680
13681         * config.gcc (i[3456x]86-*-netware*): Remove.
13682
13683         * gthr-nks.h: Remove.
13684         * configure.ac (enable_threads): Remove nks.
13685         * configure: Regenerate.
13686
13687         * config/i386/i386.c (ix86_encode_section_info): Remove netware
13688         reference.
13689         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
13690         <netware.h> reference.
13691
13692         * config/i386/netware-libgcc.c,
13693         gcc/config/i386/netware-libgcc.def,
13694         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
13695         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
13696         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
13697         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
13698
13699         * doc/extend.texi (Function Attributes,
13700         callee_pop_aggregate_return): Remove i?86-netware reference.
13701         * doc/install.texi (Configuration, --enable-threads): Remove nks.
13702
13703 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13704
13705         PR target/49746
13706         Revert:
13707         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13708
13709         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
13710         patterns.
13711
13712 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
13713
13714         PR middle-end/49732
13715         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
13716
13717 2011-07-16  Matthias Klose  <doko@ubuntu.com>
13718
13719         * doc/install.texi: Document --enable-static-libjava.
13720
13721 2011-07-15  Richard Henderson  <rth@redhat.com>
13722
13723         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13724         Replace all three arguments by returning a VEC of edges.
13725         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
13726         pointers and counts.
13727         (fix_edges_for_rarely_executed_code): Merge ...
13728         (rest_of_handle_partition_blocks): ... into...
13729         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
13730         any work was performed.
13731         (pass_partition_blocks): Clear todo_flags_finish.
13732
13733 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
13734             Jakub Jelinek  <jakub@redhat.com>
13735             Jonathan Wakely  <jwakely.gcc@gmail.com>
13736
13737         PR libstdc++/49745
13738         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
13739         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
13740
13741 2011-07-15  Jason Merrill  <jason@redhat.com>
13742
13743         PR testsuite/49741
13744         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
13745         rather than --tool_opts.
13746
13747 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
13748
13749         * doc/plugins.texi (Building GCC plugins): gengtype needs its
13750         corresponding gtype.state.
13751
13752 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13753
13754         PR target/49723
13755         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
13756
13757 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
13758
13759         PR target/48220
13760         * doc/md.texi (Standard Names): Document window_save.
13761         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
13762         expand_debug_expr and expand_debug_source_expr.  If the target has
13763         a window_save instruction, adjust the ENTRY_VALUE_EXP.
13764         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
13765         SSA_NAME_VAR is a parameter.
13766         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
13767         * var-tracking.c (parm_reg_t): New type and associated vector type.
13768         (windowed_parm_regs): New variable.
13769         (adjust_insn): If the target has a window_save instruction and this
13770         is the instruction, make its effect on parameter registers explicit.
13771         (next_non_note_insn_var_location): New function.
13772         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
13773         (vt_add_function_parameter): If the target has a window_save insn,
13774         adjust the incoming RTL and record that in windowed_parm_regs.
13775         (vt_finalize): Free windowed_parm_regs.
13776
13777 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
13778
13779         * doc/invoke.texi (C6X Options): New section.
13780         * doc/md.texi (TI C6X family): New section.
13781         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
13782         tic6x-*-uclinux.
13783         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
13784         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
13785         Provide C6X definitions.
13786         * config/c6x/c6x.md: New file.
13787         * config/c6x/constraints.md: New file.
13788         * config/c6x/predicates.md: New file.
13789         * config/c6x/c6x-sched.md.in: New file.
13790         * config/c6x/c6x-sched.md: New file.
13791         * config/c6x/gensched.sh: New file.
13792         * config/c6x/c6x-mult.md.in: New file.
13793         * config/c6x/genmult.sh: New file.
13794         * config/c6x/c6x-mult.md: New file.
13795         * config/c6x/sync.md: New file.
13796         * config/c6x/c6x-protos.h: New file.
13797         * config/c6x/sfp-machine.h: New file.
13798         * config/c6x/c6x.c: New file.
13799         * config/c6x/c6x.h: New file.
13800         * config/c6x/crti.s: New file.
13801         * config/c6x/crtn.s: New file.
13802         * config/c6x/lib1funcs.asm: New file.
13803         * config/c6x/c6x-modes.def: New file.
13804         * config/c6x/genopt.sh: New file.
13805         * config/c6x/c6x.opt: New file.
13806         * config/c6x/c6x-tables.opt: New file.
13807         * config/c6x/c6x-opts.h: New file.
13808         * config/c6x/c6x-isas.def: New file.
13809         * config/c6x/elf.h: New file.
13810         * config/c6x/elf-common.h: New file.
13811         * config/c6x/uclinux-elf.h: New file.
13812         * config/c6x/t-c6x: New file.
13813         * config/c6x/t-c6x-elf: New file.
13814         * config/c6x/t-c6x-uclinux: New file.
13815         * config/c6x/t-c6x-softfp: New file.
13816         * config/c6x/gtd.c: New file.
13817         * config/c6x/gtf.c: New file.
13818         * config/c6x/ltd.c: New file.
13819         * config/c6x/ltf.c: New file.
13820         * config/c6x/ged.c: New file.
13821         * config/c6x/gef.c: New file.
13822         * config/c6x/led.c: New file.
13823         * config/c6x/lef.c: New file.
13824         * config/c6x/eqd.c: New file.
13825         * config/c6x/eqf.c: New file.
13826         * config/c6x/libgcc-c6xeabi.ver: New file.
13827
13828         Revert
13829         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
13830         PR rtl-optimization/11320
13831         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
13832         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
13833         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
13834         current_sched_info->compute_jump_reg_dependencies. Record which
13835         registers are used and which registers are set by the jump.
13836         Clear deps->reg_conditional_sets after a barrier.
13837         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
13838         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
13839         (init_deps): Initialize reg_conditional_sets.
13840         (free_deps): Clear reg_conditional_sets.
13841         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
13842         Mark registers live on entry of the fallthrough block and conditionally
13843         set as set by the jump. Mark registers live on entry of non-fallthrough
13844         blocks as used by the jump.
13845         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
13846         Mark new parameters as unused.
13847
13848 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
13849
13850         PR tree-opt/49309
13851         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
13852         Use fold_build2_loc instead of build2.
13853         Use the correct type for the new tree.
13854
13855 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13856
13857         PR rtl-optimization/11320
13858         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
13859         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
13860
13861 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13862
13863         PR target/49487
13864         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
13865         of REG.
13866         (*rotw<mode>): Use const_int_operand for operand2.
13867         Use match_scatch for operand3.
13868         (*rotb<mode>): Ditto
13869         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
13870
13871 2011-07-14  Richard Guenther  <rguenther@suse.de>
13872
13873         PR tree-optimization/49651
13874         * tree-ssa-structalias.c (get_constraint_for_1): Properly
13875         handle dereferences with subvariables.
13876
13877 2011-07-14  Richard Guenther  <rguenther@suse.de>
13878
13879         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
13880         (fold_stmt_1): Do it here directly on gimple and as a first thing.
13881
13882 2011-07-14  Richard Guenther  <rguenther@suse.de>
13883
13884         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
13885         not bool_var when folding bool_var != 1 or bool_var == 0.
13886
13887 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13888
13889         * haifa-sched.c (schedule_insns): Remove outdated comment.
13890         (schedule_block): When computing a known value for TODO_SPEC,
13891         just set it rather than using logical operations.
13892         (try_ready): Likewise.  Use a local variable rather than a
13893         pointer to TODO_SPEC.  Reorder an if statement to move the
13894         easy case to the then block.
13895         * sched-deps.c (dep_spec_p): New static function.
13896         (update_dep): Use it to decide whether to call
13897         change_spec_dep_to_hard.
13898         (get_back_and_forw_lists): Use it.
13899         (sd_resolve_dep): Likewise.
13900         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
13901         (haifa_note_mem_dep): Likewise.
13902         (check_dep): Likewise.
13903         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
13904         (sched_free_deps): Free in two passes.
13905
13906 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
13907
13908         PR middle-end/49736
13909         * expr.c (all_zeros_p): Undo bogus part of last change.
13910
13911 2011-07-14  Matthias Klose <doko@ubuntu.com>
13912
13913         * doc/extend.texi (optimize attribute): Fix typo.
13914
13915 2011-07-14  Richard Guenther  <rguenther@suse.de>
13916
13917         * gimplify.c (gimplify_expr): Only do required conversions.
13918
13919 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13920
13921         PR target/43746
13922         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
13923         i.e. use default_elf_select_section.
13924         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
13925         (READONLY_DATA_SECTION_ASM_OP): Remove.
13926         (TARGET_ASM_NAMED_SECTION): Move from here...
13927         * config/avr/avr.c: ...to here.
13928         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
13929         (avr_asm_named_section): Make static.
13930
13931 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13932
13933         PR bootstrap/49739
13934         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
13935         and crtfastmath.o for Linux/x86.
13936
13937 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13938
13939         * haifa-sched.c: Include "hashtab.h"
13940         (sched_no_dce): New global variable.
13941         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
13942         SHADOW_P): New macros.
13943         (last_clock_var, cycle_issued_insns): Move declarations.
13944         (must_backtrack): New static variable.
13945         (struct delay_pair): New structure.
13946         (delay_htab, delay_htab_i2): New static variables.
13947         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
13948         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
13949         functions.
13950         (dep_cost_1): If delay pairs exist, try to look up the insns and
13951         use the correct pair delay if we find them.
13952         (rank-for_schedule): Tweak priority for insns that must be scheduled
13953         soon to avoid backtracking.
13954         (queue_insn): Detect conditions which force backtracking.
13955         (ready_add): Likewise.
13956         (struct sched_block_state): Add member shadows_only_p.
13957         (struct haifa_save_data): New structure.
13958         (backtrack_queue): New static variable.
13959         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
13960         unschedule_insns_until, restore_last_backtrack_point,
13961         free_topmost_backtrack_point, free_backtrack_queue,
13962         estimate_insn_tick, estimate_shadow_tick): New functions.
13963         (prune_ready_list): New arg shadows_only_p.  All callers changed.
13964         If true, remove everything that isn't SHADOW_P.  Look up delay
13965         pairs and estimate ticks to avoid scheduling the first insn too early.
13966         (verify_shadows): New function.
13967         (schedule_block): Add machinery to enable backtracking.
13968         (sched_init): Take sched_no_dce into account when setting
13969         DF_LR_RUN_DCE.
13970         (free_delay_pairs): New function.
13971         (init_h_i_d): Initialize INSN_EXACT_TICK.
13972         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
13973         * sched-deps.c (sd_unresolve_dep): New function.
13974         * sched-int. (struct haifa_sched_info): New fields save_state
13975         and restore_state.
13976         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
13977         feeds_backtrack_insn and shadow_p.
13978         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
13979         (sched_no_dce): Declare variable.
13980         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
13981         sd_unresolve_dep): Declare functions.
13982         * modulo-sched.c (sms_sched_info): Clear the two new fields.
13983         * sched-rgn.c (rgn_const_sched_info): Likewise.
13984         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
13985         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
13986         (ebb_sched_info): Add them for the two new fields.
13987         (add_deps_for_risky_insns): Call add_delay_dependencies.
13988
13989 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13990
13991         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
13992         Rename -mr11.
13993         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
13994         (rs6000_call_indirect_aix): Ditto.
13995         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
13996         (call_indirect_aix<ptrsize>_internal): Ditto.
13997         (call_indirect_aix<ptrsize>_nor11): Ditto.
13998         (call_indirect_aix<ptrsize>_internal2): Ditto.
13999         (call_value_indirect_aix<ptrsize>): Ditto.
14000         (call_value_indirect_aix<ptrsize>_internal): Ditto.
14001         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
14002         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
14003         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
14004
14005 2011-07-13  Jason Merrill  <jason@redhat.com>
14006
14007         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
14008
14009 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14010
14011         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
14012         * config/spu/spu.md ("clrsb<mode>2"): New expander.
14013
14014 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
14015
14016         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
14017         * configure: Regenerate.
14018
14019 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14020
14021         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
14022         (asm_file_start): Remove.
14023         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
14024         free_bb_for_insn around code that modifies insns before
14025         restarting df analysis.
14026
14027 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14028
14029         PR target/49541
14030         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
14031         (LINK_SPEC): ... here.
14032
14033 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14034
14035         * haifa-sched.c (struct sched_block_state): New.
14036         (schedule_block): Move some local variables into such a structure.
14037
14038 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14039
14040         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
14041         * config/i386/t-crtpc: Remove.
14042         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14043         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
14044         tmake_file.
14045         (x86_64-*-darwin*): Likewise.
14046         (i[34567]86-*-linux*): Likewise.
14047         (x86_64-*-linux*): Likewise.
14048
14049         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
14050         Handle -mpc32, -mpc64, -mpc80.
14051
14052 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14053
14054         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
14055         * config/alpha/t-crtfm: Remove.
14056         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
14057         * config/i386/t-crtfm: Remove.
14058         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
14059         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
14060         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
14061         * config/sparc/t-crtfm: Remove.
14062
14063         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
14064         (alpha*-*-freebsd*): Likewise.
14065         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
14066         (x86_64-*-darwin*): Likewise.
14067         (i[34567]86-*-linux*): Likewise.
14068         (x86_64-*-linux*): Likewise.
14069         (x86_64-*-mingw*): Likewise.
14070         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
14071         (ia64*-*-freebsd*): Likewise.
14072         (ia64*-*-linux*): Likewise.
14073         (mips64*-*-linux*): Likewise.
14074         (mips*-*-linux*): Likewise.
14075         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
14076         (sparc64-*-linux*): Likewise.
14077         (sparc64-*-freebsd*): Likewise.
14078
14079 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14080
14081         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
14082         * config/darwin-crt3.c: Move to ../libgcc/config.
14083         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14084         ($(T)crt3$(objext)): Remove.
14085         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
14086         ($(T)crt2$(objext)): Remove.
14087         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
14088         (powerpc64-*-darwin*): Likewise.
14089
14090 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14091
14092         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
14093
14094         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
14095         (addsi_1_zext): This.
14096
14097 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14098
14099         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
14100         * doc/tm.texi: Regenerate.
14101         * target.def (mergeable_rodata_prefix): New defhookpod.
14102         * varasm.c (mergeable_string_section, mergeable_constant_section):
14103         Use it. Allocate name with alloca.
14104
14105 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14106
14107         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
14108
14109 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14110
14111         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
14112         overlap check.
14113
14114 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14115
14116         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
14117         (count_type_elements): Delete.
14118         (complete_ctor_at_level_p): Declare.
14119         * expr.c (flexible_array_member_p): New function, split out from...
14120         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
14121         parameter with for_ctor_p.  When for_ctor_p is true, return the
14122         number of elements that should appear in the top-level constructor,
14123         otherwise return an estimate of the number of scalars.
14124         (categorize_ctor_elements): Replace p_must_clear with p_complete.
14125         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
14126         (complete_ctor_at_level_p): New function, borrowing union logic
14127         from old categorize_ctor_elements_1.
14128         (mostly_zeros_p): Return true if the constructor is not complete.
14129         (all_zeros_p): Update call to categorize_ctor_elements.
14130         * gimplify.c (gimplify_init_constructor): Update call to
14131         categorize_ctor_elements.  Don't call count_type_elements.
14132         Unconditionally prevent clearing for variable-sized types,
14133         otherwise rely on categorize_ctor_elements to detect
14134         incomplete initializers.
14135
14136 2011-07-13  Richard Guenther  <rguenther@suse.de>
14137
14138         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
14139         the final type is integral.
14140
14141 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14142
14143         * sched-int.h (struct _dep): Add member cost.
14144         (DEP_COST, UNKNOWN_DEP_COST): New macros.
14145         * sched-deps.c (init_dep_1): Initialize DEP_COST.
14146         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
14147         (sched_change_pattern): Reset it for dependent insns.
14148
14149 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14150
14151         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
14152         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
14153         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
14154         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
14155         (CRT0_S, MCRT0_S): Remove.
14156         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
14157         Remove.
14158         (s-crt0): Remove.
14159         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
14160
14161 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
14162
14163         * cse.c (insert_with_costs): Put semi-colon after empty loop body
14164         on the next line.
14165         * emit-rtl.c (push_to_sequence): Likewise.
14166         * haifa-sched.c (max_issue): Likewise.
14167         * matrix-reorg.c (add_allocation_site): Likewise.
14168         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
14169         * reload.c (alternative_allows_const_pool_ref): Likewise.
14170         * sched-rgn.c (rgn_add_block): Likewise.
14171         (rgn_fix_recovery_cfg): Likewise.
14172         * tree.c (attribute_list_contained): Likewise.
14173
14174 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
14175
14176         * config/i386/i386.c: Tidy processor feature bitmasks.
14177         (m_P4_NOCONA): New.
14178
14179 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
14180
14181         PR rtl-opt/49474
14182         * cprop.c (find_implicit_sets): Correct the condition.
14183
14184 2011-07-12  Richard Henderson  <rth@redhat.com>
14185
14186         PR target/49713
14187         * dwarf2out.h (dwarf_frame_regnum): Remove.
14188         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
14189         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
14190         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
14191         (execute_dwarf2_frame): Initialize them.
14192         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
14193         users of the macros with the variables.
14194         (expand_builtin_dwarf_sp_column): Revert last change.
14195         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
14196         result of DWARF_FRAME_REGNUM into a local variable.
14197
14198 2011-07-12  Richard Henderson  <rth@redhat.com>
14199
14200         PR target/49714
14201         * config/i386/i386.c (x86_output_mi_thunk): Use
14202         machopic_indirect_call_target instead of machopic_indirection_name
14203         directly.
14204
14205 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
14206             Eric Botcazou  <ebotcazou@adacore.com>
14207
14208         * prefix.h: Wrap up in extern "C" block.
14209
14210 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
14211
14212         AMD bdver2 Enablement
14213         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
14214         (case ${target}): Add bdver2.
14215         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14216         -march=native recognize bdver2 processors.
14217         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14218         bdver2 def_and_undef
14219         * config/i386/i386.c (struct processor_costs bdver2_cost): New
14220         bdver2 cost table.
14221         (m_BDVER2): New definition.
14222         (m_AMD_MULTIPLE): Includes m_BDVER2.
14223         (initial_ix86_tune_features): Add bdver2 tuning.
14224         (processor_target_table): Add bdver2 entry.
14225         (static const char *const cpu_names): Add bdver2 entry.
14226         (ix86_option_override_internal): Add bdver2 instruction sets.
14227         (ix86_issue_rate): Add bdver2.
14228         (ix86_adjust_cost): Add bdver2.
14229         (has_dispatch): Add bdver2.
14230         * config/i386/i386.h (TARGET_BDVER2): New definition.
14231         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
14232         (enum processor_type): Add PROCESSOR_BDVER2.
14233         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
14234         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
14235         description.
14236
14237 2011-07-12  Richard Henderson  <rth@redhat.com>
14238
14239         PR target/49714
14240         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
14241         destination address in memory on some paths.
14242
14243 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
14244
14245         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
14246         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
14247         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
14248         * function.c (locate_and_pad_parm): Take it into account.
14249         * target.def (function_arg_round_boundary): New hook.
14250         * targhooks.c (default_function_arg_round_boundary): New function.
14251         * targhooks.h (default_function_arg_round_boundary): Declare.
14252         * doc/tm.texi: Regenerate.
14253
14254 2011-07-12  Richard Guenther  <rguenther@suse.de>
14255
14256         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
14257         Do not perform no-op changes.
14258
14259 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
14260
14261         * config/arm/predicates.md (neon_struct_operand): Make a normal
14262         predicate.
14263         (neon_struct_or_register_operand): New predicate.
14264         * config/arm/neon.md (movmisalign<mode>): Replace predicates
14265         with neon_struct_or_register_operand.
14266         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
14267         neon_struct_operand instead of memory_operand.
14268
14269 2011-07-12  Martin Jambor  <mjambor@suse.cz>
14270
14271         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
14272         * cgraph.c (cgraph_get_node_or_alias): Removed.
14273         (change_decl_assembler_name): Changed all calls to
14274         cgraph_get_node_or_alias to a call to cgraph_get_node.
14275         (cgraph_make_decl_local): Likewise.
14276         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
14277         * varasm.c (default_binds_local_p_1): Likewise.
14278         (decl_binds_to_current_def_p): Likewise.
14279
14280 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
14281
14282         PR tree-optimization/49712
14283         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
14284
14285 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
14286
14287         * genautomata.c (add_arc): Return void.  All callers changed.
14288         (make_automaton): Remove dead code.
14289
14290 2011-07-11  Richard Henderson  <rth@redhat.com>
14291
14292         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
14293         (DW_FRAME_POINTER_REGNUM): New.
14294         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
14295         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
14296         (dwf_regno): New.
14297         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
14298         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
14299         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
14300         Use it.
14301         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
14302         * dwarf2out.h (dwarf_frame_regnum): New.
14303         (struct cfa_loc): Document the domain of the reg member.
14304
14305 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
14306
14307         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
14308         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
14309
14310 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
14311
14312         PR debug/49676
14313         * dwarf2out.c (int_shift_loc_descriptor): New function.
14314         (int_loc_descriptor): If shorter, emit i as
14315         (i >> shift), shift, DW_OP_shl for suitable shift value.
14316         Similarly, try to optimize large negative values using
14317         DW_OP_neg of a positive value if shorter.
14318         (size_of_int_shift_loc_descriptor): New function.
14319         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
14320         changes.
14321         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
14322         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
14323         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
14324         is shorter.
14325         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
14326         addend as added DW_OP_plus if it is shorter.
14327
14328 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14329
14330         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
14331         (DTORS_SECTION_ASM_OP): Define.
14332
14333 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14334
14335         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
14336         * config/t-dfprules: Move to ../libgcc/config.
14337         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14338         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14339         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
14340         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
14341         Likewise.
14342         (i[34567]86-*-cygwin*): Likewise.
14343         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
14344         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
14345         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
14346         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
14347         D64PBIT_FUNCS, D128PBIT_FUNCS.
14348
14349 2011-07-11  Richard Guenther  <rguenther@suse.de>
14350
14351         * tree-vrp.c (simplify_conversion_using_ranges): Manually
14352         translate the source value-range through the conversion chain.
14353
14354 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
14355
14356         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
14357
14358 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14359
14360         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
14361         a bi-arch compiler defaulting to 31-bit. In this case:
14362         (tmake_file): Add s390/t-linux64.
14363         * doc/install.texi: Add s390-linux to the list of targets supporting
14364         --enable-targets=all.
14365
14366 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14367             Matthias Klose <doko@debian.org>
14368
14369         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
14370         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
14371         (tm_file): Add mips/linux64.h.
14372         (tmake_file): Add mips/t-linux64.
14373         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
14374         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
14375         instead of hardcoded mabi=n32.
14376         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
14377         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
14378         convention.
14379
14380 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14381
14382         * passes.c (init_optimization_passes): Add invariant motion pass
14383         after induction variable optimization.
14384
14385 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
14386
14387         PR target/39633
14388         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
14389         offsets 1..5 set cc0 in a usable way.
14390
14391 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
14392
14393         * tree.h (call_expr_arg): Remove.
14394         (call_expr_argp): Likewise.
14395
14396 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
14397
14398         * config/sparc/sparc.md (save_register_window_1): Rename to...
14399         (window_save): ...this.
14400         * config/sparc/sparc.c (emit_save_register_window): Rename to...
14401         (emit_window_save): ...this.
14402         (sparc_expand_prologue): Adjust to above renaming.
14403
14404 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14405
14406         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
14407         of movabs for x32.
14408
14409 2011-07-10  Richard Henderson  <rth@redhat.com>
14410
14411         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
14412         run final, instead of emitting text directly.
14413
14414 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14415
14416         * config/i386/i386.c (ix86_option_override_internal): Turn on
14417         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
14418         small PIC models for TARGET_X32.
14419
14420 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
14421
14422         PR target/49684
14423         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
14424         $(LIBGCC2_CFLAGS).
14425
14426         PR bootstrap/49680
14427         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
14428         stray notes and debug insns by using prev_nonnote_nondebug_insn
14429         instead of PREV_INSN.
14430
14431 2011-07-09  Richard Henderson  <rth@redhat.com>
14432
14433         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
14434         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
14435         * dwarf2out.c: ... here.
14436         (output_all_cfis): Remove.
14437         (dwarf2out_switch_text_section): Use output_cfis directly.
14438         (size_of_locs): Export.
14439         (output_loc_sequence, output_loc_sequence_raw): Export.
14440         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
14441         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
14442         output_cfa_loc_raw): Move to ...
14443         * dwarfcfi.c: ... here.
14444         * dwarf2out.h: Update decls.
14445
14446 2011-07-09  Richard Henderson  <rth@redhat.com>
14447
14448         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
14449         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
14450         * dwarf2cfi.c: ... here.
14451         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
14452         (DWARF_ROUND, DWARF_CIE_ID): Remove.
14453         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
14454         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
14455         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
14456
14457 2011-07-09  Richard Henderson  <rth@redhat.com>
14458
14459         * dwarf2cfi.c (cie_return_save): New.
14460         (queue_reg_save): Use compare_reg_or_pc.
14461         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
14462         (dwarf2out_frame_debug_expr): Likewise.
14463         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
14464         (initial_return_save): Likewise.
14465         (execute_dwarf2_frame): Save and restore initial return save from
14466         the cie to the fde.
14467         * config/mips/mips.c (mips_frame_set): Remove special case for
14468         DWARF_FRAME_RETURN_COLUMN.
14469
14470 2011-07-09  Richard Henderson  <rth@redhat.com>
14471
14472         * dwarf2cfi.c (lookup_cfa): Remove.
14473         (execute_dwarf2_frame): Assert queues are empty on entry.
14474         Setup initial cfa directly, not via lookup_cfa.
14475         Don't clear args_size state here.
14476
14477 2011-07-09  Richard Henderson  <rth@redhat.com>
14478
14479         * dwarf2cfi.c (add_cfi_vec): New.
14480         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
14481         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
14482         (execute_dwarf2_frame): Set add_cfi_vec.
14483
14484 2011-07-09  Richard Henderson  <rth@redhat.com>
14485
14486         * defaults.h (ASM_COMMENT_START): Move here...
14487         * dwarf2asm.c: ... from here.
14488         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
14489         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
14490         * varasm.c: Likewise.
14491
14492 2011-07-09  Richard Henderson  <rth@redhat.com>
14493
14494         PR debug/49686
14495         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
14496         (create_cfi_notes): ... do it here instead.
14497
14498 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
14499
14500         PR debug/49676
14501         * dwarf2out.c (size_of_int_loc_descriptor): New function.
14502         (address_of_int_loc_descriptor): Use it.
14503         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
14504
14505 2011-07-09  Richard Henderson  <rth@redhat.com>
14506
14507         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
14508         (prologue, epilogue): New.
14509         (return, *rts): New.
14510         (blockage, setd, seti): New.
14511         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
14512         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14513         (pdp11_saved_regno): New.
14514         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
14515         generate rtl instead of text.
14516         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
14517         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
14518         * config/pdp11/pdp11-protos.h: Update.
14519
14520 2011-07-09  Richard Henderson  <rth@redhat.com>
14521
14522         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
14523         try to insert an rtl prologue here.
14524         (rs6000_output_function_epilogue): Similarly.
14525         * config/rs6000/rs6000.md (prologue): Emit a barrier to
14526         satisfy !TARGET_SCHED_PROLOG.
14527         (epilogue, sibcall_epilogue): Likewise.
14528
14529 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
14530
14531         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
14532         (FP_REG_P): Delete.
14533         (IN_OR_GLOBAL_P): Likewise.
14534
14535 2011-07-08  Jason Merrill  <jason@redhat.com>
14536
14537         PR c++/45437
14538         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
14539         compound assignment.
14540
14541         * cgraph.c (cgraph_add_to_same_comdat_group): New.
14542         * cgraph.h: Declare it.
14543         * ipa.c (function_and_variable_visibility): Make sure thunks
14544         have the right visibility.
14545
14546 2011-07-08  Richard Henderson  <rth@redhat.com>
14547
14548         PR bootstrap/49680
14549         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
14550         any tablejump vector.
14551
14552         PR bootstrap/49680
14553         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
14554         end of the prologue.
14555
14556 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
14557
14558         PR target/49621
14559         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
14560         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
14561         * config/rs6000/vector.md (vector_select_<mode>,
14562         vector_select_<mode>_uns): Change second operand of NE to
14563         CONST0_RTX (<MODE>mode) instead of const0_rtx.
14564         * config/rs6000/altivec.md (*altivec_vsel<mode>,
14565         *altivec_vsel<mode>_uns): Expect second operand of NE to be
14566         zero_constant of the corresponding vector mode.
14567         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
14568         Likewise.
14569
14570 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
14571
14572         * graphite-dependences.c (build_alias_set_powerset): Remove
14573         continue from loop, add one more assert.
14574
14575 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14576
14577         PR target/46779
14578         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14579         In particular, allow 8-bit values in r28 and r29.
14580         (avr_hard_regno_scratch_ok): Disallow any register that might be
14581         part of the frame pointer.
14582         (avr_hard_regno_rename_ok): Same.
14583         (avr_legitimate_address_p): Don't allow SUBREGs.
14584
14585 2011-07-08  Julian Brown  <julian@codesourcery.com>
14586
14587         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
14588         big-endian mode.
14589         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
14590         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
14591         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
14592         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
14593         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
14594         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
14595         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
14596         registers in big-endian mode.
14597
14598 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14599
14600         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
14601         in terms of another.
14602         (write_attr_value): Write a cast if necessary.
14603
14604         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
14605         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
14606         (REG_WORDS_BIG_ENDIAN): Document.
14607         * doc/tm.texi: Regenerate.
14608         * reload.c (operands_match_p): Take it into account.
14609         (reload_adjust_reg_for_mode): Likewise.
14610         * rtlanal.c (subreg_get_info): Likewise.
14611
14612 2011-07-08  Richard Guenther  <rguenther@suse.de>
14613
14614         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
14615         folding.
14616
14617 2011-07-08  Kai Tietz  <ktietz@redhat.com>
14618
14619         * fold-const.c (fold_truth_andor): Factored out truth_andor
14620         label from fold_binary as function.
14621         (fold_binary_loc): Replace truth_andor lable
14622         by function fold_truth_andor.
14623
14624 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
14625
14626         PR middle-end/49519
14627         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
14628         check if address is stored in register. If so - give up.
14629         (check_sibcall_argument_overlap_1): Do not perform check of
14630         overlapping when it is call to address.
14631
14632 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14633
14634         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
14635         of magic '31'.
14636
14637 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14638
14639         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
14640         GET_MODE_BITSIZE where appropriate.
14641         (widen_leading, expand_parity, expand_ctz, expand_ffs,
14642         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
14643         expand_float, expand_fix): Likewise.
14644         * expr.c (convert_move, convert_modes, expand_expr_real_2,
14645         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14646         * stor-layout.c (get_mode_bounds): Likewise.
14647         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
14648         Likewise.
14649         * convert.c (convert_to_integer): Likewise.
14650         * expmed.c (expand_shift_1): Likewise.
14651
14652         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
14653         a bitsize.
14654
14655         * optabs.c (expand_binop): Tighten conditions for doubleword
14656         expansions.
14657         (widen_bswap): Assert that mode bitsize and precision are the same.
14658         * stor-layout.c (get_best_mode): Skip modes that have lower
14659         precision than bitsize.
14660         * recog.c (simplify_while_replacing): Assert that bitsize and
14661         precision are the same.
14662
14663 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14664
14665         * Makefile.in (LIBGCOV): Remove.
14666         (libgcc.mvars): Remove LIBGCOV.
14667         * libgov.c: Move to ../libgcc.
14668
14669 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14670
14671         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
14672
14673 2011-07-08  Martin Jambor  <mjambor@suse.cz>
14674
14675         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
14676         is too big for total scalarization.
14677
14678 2011-07-07  Richard Henderson  <rth@redhat.com>
14679
14680         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
14681         (DBX_DEBUGGING_INFO): Undef.
14682
14683 2011-07-07  Richard Henderson  <rth@redhat.com>
14684
14685         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
14686         Handle some opcodes specially for debugging.
14687         * print-rtl.c: Include dwarf2out.h
14688         (print_rtx): Handle NOTE_INSN_CFI.
14689         * Makefile.in (print-rtl.o): Update.
14690
14691 2011-07-07  Richard Henderson  <rth@redhat.com>
14692
14693         * tree-pass.h (pass_dwarf2_frame): Declare.
14694         * passes.c (init_optimization_passes): Add it.
14695         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
14696         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
14697         make static, do not call add_cfis_to_fde.
14698         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
14699         dwarf2out_frame_init): Merge into...
14700         (execute_dwarf2_frame): ... here.  New function.
14701         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
14702         saved_do_cfi_asm to a tri-state variable.
14703         (gate_dwarf2_frame, pass_dwarf2_frame): New.
14704         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
14705         if it has yet to be done.  Don't call dwarf2cfi_function_init.
14706         * dwarf2out.h, debug.h: Update decls.
14707         * final.c (final_start_function): Don't call
14708         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
14709         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
14710         * toplev.c (lang_dependent_init): Likewise.
14711
14712 2011-07-07  Richard Henderson  <rth@redhat.com>
14713
14714         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
14715         FDE_TABLE_INCREMENT): Replace with...
14716         (fde_vec): ... this, a new vector.
14717         (current_fde): Remove.  Replace all users with cfun->fde.
14718         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
14719         (size_of_aranges, dwarf2out_finish): Likewise.
14720         (dwarf2out_alloc_current_fde): Break out from ...
14721         (dwarf2out_begin_prologue): ... here.
14722         (dwarf2out_frame_init): Remove.
14723         * dwarf2cfi.c: Update all users of current_fde.
14724         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
14725         * dwarf2out.h: Update decls.
14726         (dw_fde_node): Add fde_index member.
14727         * function.h (struct function): Add fde member.
14728
14729 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14730             Richard Henderson  <rth@redhat.com>
14731
14732         * dwarf2cfi.c (add_cfi): Remove.
14733         (dwarf2out_cfi_label): Remove force argument.  Only generate the
14734         label name.
14735         (add_fde_cfi): Simplify the different code paths.
14736         (add_cie_cfi): New.
14737         (old_cfa, old_cfa_remember): New.
14738         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
14739         (last_reg_save_label): Remove.
14740         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
14741         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14742         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14743         dwarf2out_frame_debug_cfa_expression,
14744         dwarf2out_frame_debug_cfa_restore,
14745         dwarf2out_frame_debug_cfa_window_save,
14746         dwarf2out_frame_debug_expr): Remove label parameter.
14747         (cfi_label_required_p, add_cfis_to_fde): New.
14748         (dwarf2out_frame_debug_after_prologue): New.
14749         (dwarf2cfi_frame_init): Initialize old_cfa.
14750         (dwarf2out_frame_debug_restore_state): Likewise.
14751         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
14752         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
14753         * final.c (final_start_function): Call
14754         dwarf2out_frame_debug_after_prologue.
14755
14756 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14757             Richard Henderson  <rth@redhat.com>
14758
14759         * dwarf2cfi.c (cfi_insn): New.
14760         (dwarf2out_cfi_label): Don't emit cfi label here.
14761         (add_fde_cfi): Create a NOTE_INSN_CFI.
14762         (dwarf2out_frame_debug): Setup cfi_insn.
14763         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
14764         (dwarf2out_cfi_begin_epilogue): Make static.
14765         (dwarf2out_frame_debug_restore_state): Make static.
14766         * dwarf2out.c (output_cfi_directive): Make static.
14767         (dwarf2out_emit_cfi): New.
14768         * dwarf2out.h: Update.
14769         * final.c (final): Remove CFI notes.
14770         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
14771         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
14772         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
14773         * insn-notes.def (NOTE_INSN_CFI): New.
14774         (NOTE_INSN_CFI_LABEL): New.
14775         * rtl.h (union rtunion_def): Add rt_cfi member.
14776         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
14777
14778 2011-07-07  Richard Henderson  <rth@redhat.com>
14779
14780         * dwarf2cfi.c: New file.
14781         * Makefile.in (OBJS): Add it.
14782         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
14783         * gengtype.c (open_base_files): Include dwarf2out.h.
14784         * coretypes.h (enum var_init_status): Move from ...
14785         * rtl.h: ... here.
14786         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
14787         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
14788         expand_builtin_dwarf_sp_column, init_return_column_size,
14789         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
14790         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
14791         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
14792         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
14793         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
14794         compute_barrier_args_size, dwarf2out_args_size,
14795         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
14796         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
14797         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
14798         queue_reg_save, dwarf2out_flush_queued_reg_saves,
14799         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
14800         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14801         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14802         dwarf2out_frame_debug_cfa_expression,
14803         dwarf2out_frame_debug_cfa_restore,
14804         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
14805         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
14806         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
14807         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
14808         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
14809         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
14810         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
14811         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
14812         dw_loc_descr_node): Move to dwarf2out.h.
14813         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
14814         mem_loc_descriptor): Export.
14815         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
14816         (dwarf2out_frame_init): Extract CIE generation code to
14817         dwarf2cfi_frame_init.
14818
14819 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
14820
14821         PR target/49660
14822         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
14823         MASK_V8PLUS, remove commented out flag and reorder.
14824
14825 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14826
14827         PR c/49644
14828         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
14829         one non-complex and one complex argument, call c_save_expr on both
14830         operands.
14831
14832 2011-07-07  Martin Jambor  <mjambor@suse.cz>
14833
14834         PR middle-end/49495
14835         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
14836         (verify_cgraph_node): Some functinality moved to
14837         verify_edge_corresponds_to_fndecl, call it.
14838
14839 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14840
14841         * config.gcc (*local*): Remove.
14842         * doc/install-old.texi: Don't mention local configurations.
14843
14844 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14845
14846         PR debug/49522
14847         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
14848         referencing debug insns that have been reset.
14849         (dead_debug_insert_before): Don't assert reg is non-NULL,
14850         instead return immediately if it is NULL.
14851
14852 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14853
14854         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
14855
14856 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14857
14858         * hw-doloop.c: New file.
14859         * hw-doloop.h: New file.
14860         * Makefile.in (OBJS): Add hw-doloop.o.
14861         (hw-doloop.o): New rule.
14862         ($(obj_out_file)): Add hw-doloop.h dependency.
14863         * config/bfin/bfin.c: Include "hw-doloop.h".
14864         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
14865         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
14866         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
14867         type changed to hwloop_info.  Return bool, true if the loop was
14868         successfully optimized.  Remove code that was moved to
14869         hw-doloop.c, and adjust other parts.
14870         (hwloop_fail): New static function, containing parts that used
14871         to be in bfin_optimize_loop.
14872         (bfin_discover_loop, bfin_discover_loops, free_loops,
14873         bfin_reorder_loops): Remove.
14874         (hwloop_pattern_reg): New static function.
14875         (bfin_doloop_hooks): New variable.
14876         (bfin_reorg_loops): Remove most code, call reorg_loops.
14877         * config/bfin/bfin.md (doloop_end splitter): Also enable if
14878         loop counter is a memory_operand.
14879
14880 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
14881
14882         * config.gcc: Support --with-multilib-list for x86 Linux targets.
14883
14884         * configure.ac: Mention x86-64 for --with-multilib-list.
14885         * configure: Regenerated.
14886
14887         * config/i386/gnu-user64.h (SPEC_64): Support x32.
14888         (SPEC_32): Likewise.
14889         (ASM_SPEC): Likewise.
14890         (LINK_SPEC): Likewise.
14891         (TARGET_THREAD_SSP_OFFSET): Likewise.
14892         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
14893         (SPEC_X32): New.
14894
14895         * config/i386/i386.h (TARGET_X32): New.
14896         (TARGET_LP64): New.
14897         (LONG_TYPE_SIZE): Likewise.
14898         (POINTER_SIZE): Likewise.
14899         (POINTERS_EXTEND_UNSIGNED): Likewise.
14900         (OPT_ARCH64): Support x32.
14901         (OPT_ARCH32): Likewise.
14902
14903         * config/i386/i386.opt (mx32): New.
14904
14905         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
14906         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14907         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
14908         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14909
14910         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
14911         (BIONIC_DYNAMIC_LINKERX32): Likewise.
14912         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
14913
14914         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
14915
14916         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
14917
14918         * doc/invoke.texi: Document -mx32.
14919
14920 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14921
14922         * doc/invoke.texi (mwords-little-endian): Deprecate.
14923         * config/arm/arm.opt (mwords-little-endian): Likewise.
14924         * config/arm/arm.c (arm_option_override): Warn about the deprecation
14925         of -mwords-little-endian.
14926
14927 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14928
14929         * reload1.c (choose_reload_regs): Use mode sizes to check whether
14930         an old reload register completely defines the required value.
14931
14932 2011-07-07  Richard Guenther  <rguenther@suse.de>
14933
14934         * fold-const.c (fold_unary_loc): Do not strip sign-changes
14935         for NEGATE_EXPR.
14936
14937 2011-07-07  Richard Guenther  <rguenther@suse.de>
14938
14939         * tree-vrp.c (simplify_conversion_using_ranges): New function.
14940         (simplify_stmt_using_ranges): Call it.
14941
14942 2011-07-07  Kai Tietz  <ktietz@redhat.com>
14943
14944         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
14945         (lookup_logical_inverted_value): Likewise.
14946         (simplify_bitwise_binary_1): Likewise.
14947         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
14948
14949 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14950
14951         * gcc.c (%[Spec]): Don't document.
14952         (struct spec_list): Update comment.
14953         (do_spec_1): Don't handle %[Spec].
14954         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
14955
14956 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14957
14958         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
14959         default based on TARGET_ASM_NAMED_SECTION.
14960         * common/common-target.def (have_named_sections): Default to true.
14961         * common/config/default-common.c: Don't include tm.h.
14962         * common/config/picochip/picochip-common.c
14963         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
14964         * common/config/m32c/m32c-common.c: Remove.
14965         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
14966         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14967         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14968         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14969         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14970         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14971         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14972
14973 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14974
14975         PR middle-end/49640
14976         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
14977         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
14978
14979 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14980
14981         PR libmudflap/49550
14982         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
14983
14984 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14985
14986         PR target/39150
14987         * configure.ac (gcc_cv_as_hidden): Also accept
14988         x86_64-*-solaris2.1[0-9]*.
14989         (gcc_cv_as_cfi_directive): Likewise.
14990         (gcc_cv_as_comdat_group_group): Likewise.
14991         (set_have_as_tls): Likewise.
14992         * configure: Regenerate.
14993         * config.gcc (i[34567]86-*-solaris2*): Also handle
14994         x86_64-*-solaris2.1[0-9]*.
14995         * config.host (i[34567]86-*-solaris2*): Likewise.
14996         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
14997         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
14998         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
14999         (TARGET_LD_EMULATION): Use it.
15000         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
15001         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
15002         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
15003         (ASM_CPU64_DEFAULT_SPEC): Define.
15004         (ASM_CPU_SPEC): Use %(asm_cpu_default).
15005         (ASM_SPEC): Redefine.
15006         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
15007         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
15008         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
15009         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
15010         configuration.
15011         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
15012
15013 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15014
15015         * config/sol2.h (ASM_SPEC): Split into ...
15016         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
15017         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
15018         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
15019         (ASM_SPEC): Use ASM_SPEC_BASE.
15020         * config/sparc/sol2.h (ASM_SPEC): Redefine.
15021
15022 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
15023
15024         * config/avr/avr.md (*reload_insi): Change predicate #1 to
15025         const_int_operand.  Ditto for peep2 producing this insn.
15026         Add argument to output_reload_insisf call.
15027         (*movsi,*movsf): Add argument to output_movsisf call.
15028         (*reload_insf): New insn and new peep2 to produce it.
15029         * config/avr/avr-protos.h (output_movsisf): Change prototype.
15030         (output_reload_insisf): Change prototype.
15031         * config/avr/avr.c (avr_asm_len): New function.
15032         (output_reload_insisf): Rewrite.
15033         (output_movsisf): Change prototype.  output_reload_insisf for
15034         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
15035         (adjust_insn_length): Add argument to output_movsisf and
15036         output_reload_insisf call.
15037
15038 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15039
15040         * emit-rtl.c (paradoxical_subreg_p): New function.
15041         * rtl.h (paradoxical_subreg_p): Declare.
15042         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
15043         apply_distributive_law, simplify_comparison, simplify_set): Use it.
15044         * cse.c (record_jump_cond, cse_insn): Likewise.
15045         * expr.c (force_operand): Likewise.
15046         * rtlanal.c (num_sign_bit_copies1): Likewise.
15047         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
15048         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
15049         (push_reload): Use precision to check for paradoxical subregs.
15050         * expmed.c (extract_bit_field_1): Likewise.
15051
15052         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
15053         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
15054         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
15055         simplify_set, simplify_logical, expand_compound_operation,
15056         make_extraction, force_to_mode, if_then_else_cond, extended_count,
15057         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
15058         record_value_for_reg): Likewise.
15059         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
15060         * simplify-rtx. c (simplify_unary_operation_1,
15061         simplify_binary_operation_1, simplify_const_relational_operation):
15062         Likewise.
15063
15064         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
15065         instead of GET_MODE_BITSIZE where appropriate.
15066         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
15067         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
15068         init_num_sign_bit_copies_in_rep): Likewise.
15069         * cse.c (fold_rtx, cse_insn): Likewise.
15070         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
15071         * simplify-rtx.c (simplify_unary_operation_1,
15072         simplify_const_unary_operation, simplify_binary_operation_1,
15073         simplify_const_binary_operation, simplify_ternary_operation,
15074         simplify_const_relational_operation, simplify_subreg): Likewise.
15075         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
15076         simplify_if_then_else, simplify_set, expand_compound_operation,
15077         expand_field_assignment, make_extraction, if_then_else_cond,
15078         make_compound_operation, force_to_mode, make_field_assignment,
15079         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
15080         extended_count, try_widen_shift_mode, simplify_shift_const_1,
15081         simplify_comparison, record_promoted_value, simplify_compare_const,
15082         record_dead_and_set_regs_1): Likewise.
15083
15084         Revert:
15085         * simplify-rtx.c (simplify_const_binary_operation): Use the
15086         shift_truncation_mask hook instead of performing modulo by width.
15087         Compare against mode precision, not bitsize.
15088         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15089         Use shift_truncation_mask instead of constructing the value manually.
15090
15091 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
15092
15093         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
15094         declaration.
15095         (rs6000_save_toc_in_prologue_p): Ditto.
15096
15097         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
15098         up the static chain (r11) during indirect function calls.
15099         (-msave-toc-indirect): New undocumented debug switch.
15100
15101         * config/rs6000/rs6000.c (struct machine_function): Add
15102         save_toc_in_prologue field to note whether the prologue needs to
15103         save the TOC value in the reserved stack location.
15104         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
15105         to save the TOC in the prologue, do so.
15106         (rs6000_trampoline_init): Don't allow creating AIX style
15107         trampolines if -mno-r11 is in effect.
15108         (rs6000_call_indirect_aix): New function to create AIX style
15109         indirect calls, adding support for -mno-r11 to suppress loading
15110         the static chain, and saving the TOC in the prologue instead of
15111         the call body.
15112         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
15113         TOC in the prologue.
15114
15115         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
15116         register numbers.
15117         (TOC_REGNUM): Ditto.
15118         (STATIC_CHAIN_REGNUM): Ditto.
15119         (ARG_POINTER_REGNUM): Ditto.
15120         (SFP_REGNO): Delete, unused.
15121         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
15122         function descriptor offsets.
15123         (TOC_SAVE_OFFSET_64BIT): Ditto.
15124         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
15125         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
15126         (AIX_FUNC_DESC_SC_32BIT): Ditto.
15127         (AIX_FUNC_DESC_SC_64BIT): Ditto.
15128         (ptrload): New mode attribute for the appropriate load of a pointer.
15129         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
15130         (call_indirect_aix64): Ditto.
15131         (call_value_indirect_aix32): Ditto.
15132         (call_value_indirect_aix64): Ditto.
15133         (call_indirect_nonlocal_aix32_internal): Ditto.
15134         (call_indirect_nonlocal_aix32): Ditto.
15135         (call_indirect_nonlocal_aix64_internal): Ditto.
15136         (call_indirect_nonlocal_aix64): Ditto.
15137         (call): Rewrite AIX indirect function calls.  Add support for
15138         eliminating the static chain, and for moving the save of the TOC
15139         to the function prologue.
15140         (call_value): Ditto.
15141         (call_indirect_aix<ptrsize>): Ditto.
15142         (call_indirect_aix<ptrsize>_internal): Ditto.
15143         (call_indirect_aix<ptrsize>_internal2): Ditto.
15144         (call_indirect_aix<ptrsize>_nor11): Ditto.
15145         (call_value_indirect_aix<ptrsize>): Ditto.
15146         (call_value_indirect_aix<ptrsize>_internal): Ditto.
15147         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
15148         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
15149         (call_nonlocal_aix32): Relocate in the rs6000.md file.
15150         (call_nonlocal_aix64): Ditto.
15151
15152         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
15153         -mno-r11 documentation.
15154
15155 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
15156
15157         PR other/49658
15158         * doc/extend.texi (Compound Literals): Fix typo.
15159
15160 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
15161
15162         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
15163
15164 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
15165
15166         * configure.ac (plugin-version.h): Generate
15167         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
15168         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
15169         macros.
15170
15171         * configure: Regenerate.
15172
15173         * doc/plugins.texi (Building GCC plugins): Mention
15174         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
15175
15176 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15177
15178         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
15179         * combine.c (make_extraction, gen_lowpart_or_truncate,
15180         apply_distributive_law, simplify_comparison,
15181         reg_truncated_to_mode, record_truncated_value): Use it.
15182         * cse.c (notreg_cost): Likewise.
15183         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
15184         * expr.c (convert_move, convert_modes): Likewise.
15185         * optabs.c (expand_binop, expand_unop): Likewise.
15186         * postreload.c (move2add_last_label): Likewise.
15187         * regmove.c (optimize_reg_copy_3): Likewise.
15188         * rtlhooks.c (gen_lowpart_general): Likewise.
15189         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15190
15191 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
15192
15193         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
15194
15195 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15196
15197         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
15198         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
15199         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
15200         (simplify_const_unary_operation, simplify_binary_operation_1,
15201         simplify_const_binary_operation, simplify_const_relational_operation):
15202         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
15203         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
15204         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
15205         simplify_shift_const_1, simplify_comparison): Likewise.
15206         * expr.c (convert_modes): Likewise.
15207         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
15208         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
15209         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
15210
15211         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
15212
15213 2011-07-06  Richard Guenther  <rguenther@suse.de>
15214
15215         PR tree-optimization/49645
15216         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
15217         register variables.
15218         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
15219         in type qualification here ...
15220         (copy_reference_ops_from_ref): ... not here.
15221         (vn_reference_lookup_3): ... or here.
15222         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
15223         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
15224
15225 2011-07-06  Ian Lance Taylor  <iant@google.com>
15226
15227         * doc/install.texi (Configuration): It's
15228         --enable-gnu-indirect-function, not --enable-indirect-function.
15229
15230 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15231
15232         * simplify-rtx.c (simplify_const_binary_operation): Use the
15233         shift_truncation_mask hook instead of performing modulo by width.
15234         Compare against mode precision, not bitsize.
15235         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15236         Use shift_truncation_mask instead of constructing the value manually.
15237
15238 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
15239
15240         PR middle-end/47383
15241         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
15242         address computation and convert to address_mode if needed.
15243
15244 2011-07-06  Richard Guenther  <rguenther@suse.de>
15245
15246         * tree.c (build_common_tree_nodes_2): Merge with
15247         build_common_tree_nodes.
15248         * tree.h (build_common_tree_nodes): Adjust prototype.
15249         (build_common_tree_nodes_2): Remove.
15250         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
15251         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
15252
15253 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
15254
15255         PR tree-optimization/49618
15256         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
15257         t recurse on the decl.
15258         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
15259         return true if expr isn't known to be defined in current
15260         TU or some other LTO partition.
15261
15262 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
15263
15264         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
15265         override CASE_VALUES_THRESHOLD.
15266
15267         * stmt.c (toplevel): Include params.h.
15268         (case_values_threshold): Use the --param case-values-threshold
15269         value if non-zero, otherwise use machine dependent value.
15270         (expand_case): Use case_values_threshold.
15271
15272         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
15273
15274         * doc/invoke.texi (--param case-values-threshold): Document.
15275
15276 2011-07-05  Richard Henderson  <rth@redhat.com>
15277
15278         * dwarf2out.c (dwarf2out_cfi_label): Make static.
15279         (dwarf2out_flush_queued_reg_saves): Make static.
15280         (dwarf2out_reg_save): Remove.
15281         (dwarf2out_return_save): Remove.
15282         (dwarf2out_return_reg): Remove.
15283         (dwarf2out_reg_save_reg): Remove.
15284         (dwarf2out_def_cfa): Merge into ...
15285         (dwarf2out_frame_init): ... here.
15286         * dwarf2out.h, tree.h: Remove declarations as necessary.
15287
15288 2011-07-05  Richard Henderson  <rth@redhat.com>
15289
15290         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
15291         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15292         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
15293         the alloc insn.
15294
15295         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
15296         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
15297         (process_epilogue): Don't call dwarf2out_def_cfa.
15298
15299         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
15300         indicate the return address save.
15301         (process_cfa_register): Likewise.
15302
15303         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
15304         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
15305
15306         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
15307         for ar.pfs save at alloc insn.
15308
15309 2011-07-05  Richard Henderson  <rth@redhat.com>
15310
15311         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
15312         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15313         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
15314         stack pointer save.
15315         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
15316         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
15317         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
15318         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
15319
15320 2011-07-05  Richard Henderson  <rth@redhat.com>
15321
15322         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
15323         VUNSPEC_* constants here instead of via define_constants.
15324         (VUNSPEC_PEM): New constant.
15325         (procedure_entry_mask): New insn.
15326         (prologue): New expander.
15327         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
15328         (vax_expand_prologue): Rename from vax_output_function_prologue;
15329         emit rtl instead of text.
15330         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15331         (print_operand): Add 'x' prefix.
15332
15333 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15334
15335         PR middle-end/47715
15336         * calls.c (precompute_register_parameters): Promote the function
15337         argument before checking non-legitimate constant.
15338
15339 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15340
15341         PR tree-optimization/47654
15342         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
15343         (lst_do_strip_mine_loop): Return an int.
15344         (lst_do_strip_mine): Same.
15345         (scop_do_strip_mine): Same.
15346         (scop_do_block): Loop blocking should strip-mine at least two loops.
15347         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
15348         (scop_do_interchange): Same.
15349         * graphite-poly.h (scop_do_interchange): Update declaration.
15350         (scop_do_strip_mine): Same.
15351
15352 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15353
15354         * graphite-clast-to-gimple.c (precision_for_value): Removed.
15355         (precision_for_interval): Removed.
15356         (gcc_type_for_interval): Use mpz_sizeinbase.
15357
15358 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15359
15360         * graphite-ppl.h (value_max): Correct computation of max.
15361
15362 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15363
15364         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
15365
15366 2011-07-05  Richard Guenther  <rguenther@suse.de>
15367
15368         * c-decl.c (c_init_decl_processing): Defer building common
15369         tree nodes to c_common_nodes_and_builtins.
15370
15371 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
15372
15373         PR tree-optimization/49580
15374         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
15375         the loop's number of iterations.
15376         * tree-parloops.c (transform_to_exit_first_loop): Add the
15377         handling of the loop's number of iterations before the call
15378         to gimple_duplicate_sese_tail.
15379         Insert the stmt caclculating the new rhs of the loop's
15380         condition stmt to the preheader instead of iters_bb.
15381
15382 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15383
15384         PR rtl-optimization/47449
15385         * fwprop.c (forward_propagate_subreg): Don't propagate hard
15386         register nor zero/sign extended hard register.
15387
15388 2011-07-05  Richard Guenther  <rguenther@suse.de>
15389
15390         PR tree-optimization/49518
15391         PR tree-optimization/49628
15392         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
15393         irrelevant and invariant data-references.
15394         (vect_analyze_data_ref_access): For invariant loads clear the
15395         group association.
15396
15397 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
15398
15399         PR rtl-optimization/49619
15400         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
15401         pass VOIDmode as op0_mode to recursive call, and return temp even
15402         when different from tor, just if it is not IOR of the original
15403         PLUS arguments.
15404
15405         PR rtl-optimization/49472
15406         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
15407         negating MULT, negate the second operand instead of first.
15408         (simplify_binary_operation_1) <case MULT>: If one operand is
15409         a NEG and the other is MULT, don't attempt to optimize by negation
15410         of the MULT operand if it only moves the NEG operation around.
15411
15412         PR debug/49602
15413         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
15414         get_current_def return value if it can't be trusted to be
15415         the current value of the variable in the current bb.
15416
15417 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
15418
15419         PR target/49600
15420         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
15421         general register to memory for !TARGET_INTER_UNIT_MOVES.
15422
15423 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15424
15425         PR target/44643
15426         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
15427         instead of TREE_READONLY.
15428
15429 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15430
15431         * doc/extend.texi (AVR Built-in Functions): Update documentation
15432         of __builtin_avr_fmul*.
15433         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
15434         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
15435         * config/avr/avr.md (fmul): Rename to fmul_insn.
15436         (fmuls): Rename to fmuls_insn.
15437         (fmulsu): Rename to fmulsu_insn.
15438         (fmul,fmuls,fmulsu): New expander.
15439         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
15440         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
15441         * config/avr/libgcc.S (__fmul): New function.
15442         (__fmuls): New function.
15443         (__fmulsu,__fmulsu_exit): New function.
15444
15445 2011-07-04  Richard Guenther  <rguenther@suse.de>
15446
15447         PR tree-optimization/49615
15448         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
15449         basic-block index check.
15450
15451 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15452
15453         * longlong.h (count_leading_zeros, count_trailing_zeros,
15454         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
15455         resp. 64.
15456
15457 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
15458
15459         PR tree-optimization/49610
15460         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
15461         a basic block.
15462
15463 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
15464             Olivier Hainque  <hainque@adacore.com>
15465             Nicolas Setton  <setton@adacore.com>
15466
15467         * tree.h (TYPE_ARTIFICIAL): New flag.
15468         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
15469         the DIE of the type if it is artificial.
15470         (gen_array_type_die): Likewise.
15471         (gen_enumeration_type_die): Likewise.
15472         (gen_struct_or_union_type_die): Likewise.
15473         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
15474         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
15475
15476 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15477
15478         * tree-object-size.c (pass_through_call): Handle
15479         BUILT_IN_ASSUME_ALIGNED.
15480
15481 2011-07-01  Martin Jambor  <mjambor@suse.cz>
15482
15483         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
15484
15485 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
15486
15487         PR middle-end/48016
15488         * explow.c (update_nonlocal_goto_save_area): Use proper mode
15489         for stack save area.
15490         * function.c (expand_function_start): Likewise.
15491
15492 2011-07-01  Richard Guenther  <rguenther@suse.de>
15493
15494         PR middle-end/49596
15495         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
15496         may have unknown refs.
15497
15498 2011-07-01  Kai Tietz  <ktietz@redhat.com>
15499
15500         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
15501
15502 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15503
15504         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
15505         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
15506         (Specific, mips-sgi-irix6): Likewise.
15507
15508 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15509
15510         PR libmudflap/49549
15511         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
15512
15513 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15514
15515         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
15516         [idx]= and [idx1 ... idx2]= before initializers if needed for
15517         array initializers.
15518
15519 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
15520
15521         * config.gcc (score-*-elf): Remove score7.o.
15522         * config/score/t-score-elf: Likewise.
15523         * config/score/score.c: Merge score7 to score.c and
15524         remove forwarding functions.
15525         * config/score/score7.c: Deleted.
15526         * config/score/score7.h: Deleted.
15527
15528 2011-07-01  Richard Guenther  <rguenther@suse.de>
15529
15530         PR tree-optimization/49603
15531         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
15532
15533 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15534
15535         * tree-sra.c (struct access): Rename total_scalarization to
15536         grp_total_scalarization
15537         (completely_scalarize_var): New function.
15538         (sort_and_splice_var_accesses): Set total_scalarization in the
15539         representative access.
15540         (analyze_access_subtree): Propagate total scalarization accross the
15541         tree, no holes in totally scalarized trees, simplify coverage
15542         computation.
15543         (analyze_all_variable_accesses): Call completely_scalarize_var instead
15544         of completely_scalarize_record.
15545
15546 2011-06-30  Richard Henderson  <rth@redhat.com>
15547
15548         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
15549         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
15550         * config/i386/i386.c: Don't include dwarf2out.h.
15551         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
15552         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
15553         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
15554         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
15555         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
15556
15557 2011-06-30  Richard Henderson  <rth@redhat.com>
15558
15559         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
15560         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
15561         * final.c (final_scan_insn): Look for it, and invoke
15562         dwarf2out_frame_debug before the insn if found.
15563
15564 2011-06-30  Richard Henderson  <rth@redhat.com>
15565
15566         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
15567         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
15568
15569 2011-06-30  Richard Henderson  <rth@redhat.com>
15570
15571         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
15572         Define a vector of this type.
15573         (regs_saved_in_regs): Use a VEC.
15574         (num_regs_saved_in_regs): Remove.
15575         (compare_reg_or_pc): New.
15576         (record_reg_saved_in_reg): Split out from...
15577         (dwarf2out_flush_queued_reg_saves): ... here.
15578         (clobbers_queued_reg_save): Update for VEC.
15579         (reg_saved_in): Likewise.
15580         (dwarf2out_frame_debug_init): Likewise.
15581         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
15582         (dwarf2out_frame_debug_cfa_register): Likewise.
15583
15584 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15585
15586         PR tree-optimization/49572
15587         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
15588         type of the RHS instead of that of the LHS for the expression type.
15589
15590 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15591
15592         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
15593         unconditionally.
15594
15595 2011-06-30  Richard Guenther  <rguenther@suse.de>
15596
15597         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
15598         * tree-ssa-structalias.c (create_variable_info_for): Do not
15599         add initial constraints for non-var-decls.  Properly handle
15600         globals in other ltrans partitions.
15601         (intra_create_variable_infos): Manually create constraints for
15602         the fake no-alias parameter.
15603         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
15604         and assert there are no clones.
15605
15606 2011-06-30  Richard Guenther  <rguenther@suse.de>
15607
15608         PR tree-optimization/46787
15609         * tree-data-ref.c (dr_address_invariant_p): Remove.
15610         (find_data_references_in_stmt): Invariant accesses are ok now.
15611         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
15612         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
15613         invariant loads.
15614
15615 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15616
15617         PR tree-optimization/49094
15618         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
15619         (build_accesses_from_assign): Use it.
15620
15621 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15622
15623         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15624         handling of BUILT_IN_ASSUME_ALIGNED.
15625
15626         PR debug/49364
15627         * dwarf2out.c (output_abbrev_section): Don't return early
15628         if abbrev_die_table_in_use is 1.
15629         (dwarf2out_finish): Instead don't call output_abbrev_section
15630         nor emit abbrev_section_label in that case.
15631
15632 2011-06-30  Nick Clifton  <nickc@redhat.com>
15633
15634         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
15635         for the V850E.
15636
15637 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15638
15639         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15640         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
15641
15642 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
15643
15644         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
15645         both pattern and original statements if necessary.
15646         (vect_transform_loop): Likewise.
15647         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
15648         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
15649         Mark the pattern statement only if the original statement doesn't
15650         have its own uses.
15651         (process_use): Call vect_mark_relevant with additional parameter.
15652         (vect_mark_stmts_to_be_vectorized): Likewise.
15653         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
15654         (vect_analyze_stmt): Handle both pattern and original statements
15655         if necessary.
15656         (vect_transform_stmt): Don't store vectorized pattern statement
15657         in the original statement.
15658         (vect_is_simple_use_1): Use related pattern statement only if the
15659         original statement is irrelevant.
15660         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
15661
15662 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
15663
15664         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
15665         option.
15666         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
15667         entry.
15668         (TARGET_AVX128_OPTIMAL): New definition.
15669         * config/i386/i386.c (initial_ix86_tune_features): Initialize
15670         X86_TUNE_AVX128_OPTIMAL entry.
15671         (ix86_option_override_internal): Enable the generation
15672         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
15673         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
15674         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
15675
15676 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
15677
15678         PR tree-optimization/49539
15679         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
15680         names by means of stmt_references_abnormal_ssa_name.
15681         (associate_plusminus): Call can_propagate_from before propagating
15682         from definition statements.
15683         (ssa_forward_propagate_and_combine): Remove superfluous newline.
15684
15685 2011-06-29  Richard Guenther  <rguenther@suse.de>
15686
15687         * doc/invoke.texi: Document -scev dump modifier.
15688         * tree-pass.h (TDF_SCEV): New dump flag.
15689         * tree-dump.c (dump_option_value_in): Add scev.
15690         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
15691         * tree-scalar-evolution.c: Likewise.
15692
15693 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
15694
15695         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
15696         (cxa_type_match): Correct declaration.
15697         (__gnu_unwind_pr_common): Reconstruct additional indirection
15698         when __cxa_type_match returns succeeded_with_ptr_to_base.
15699
15700 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15701
15702         PR rtl-optimization/49114
15703         * reload.c (struct replacement): Remove SUBREG_LOC member.
15704         (push_reload): Do not set it.
15705         (push_replacement): Likewise.
15706         (subst_reload): Remove dead code.
15707         (copy_replacements): Remove assertion.
15708         (copy_replacements_1): Do not handle SUBREG_LOC.
15709         (move_replacements): Likewise.
15710         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
15711         Detect subregs via recursive descent instead of via SUBREG_LOC.
15712
15713 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15714
15715         * config/avr/avr.c (avr_encode_section_info): Dispatch to
15716         default_encode_section_info.
15717
15718 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
15719
15720         PR tree-optimization/49545
15721         * builtins.c (get_object_alignment_1): Update function comment.
15722         Do not use DECL_ALIGN for functions, but test
15723         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
15724         * fold-const.c (get_pointer_modulus_and_residue): Don't check
15725         for functions here.
15726         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
15727
15728 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
15729
15730         PR debug/49567
15731         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
15732         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
15733
15734 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15735
15736         PR target/34734
15737         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
15738         about uninitialized data attributed 'progmem' from here...
15739         (avr_encode_section_info): ...to this new function.
15740         (TARGET_ENCODE_SECTION_INFO): New define.
15741         (avr_section_type_flags): For data in ".progmem.data", remove
15742         section flag SECTION_WRITE.
15743
15744 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15745
15746         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
15747         _xmulhisi3_exit.
15748         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
15749         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
15750         (__umulhisi3): Ditto.
15751         * config/avr/avr.md (mulhisi3): New insn expender.
15752         (umulhisi3): New insn expender.
15753         (*mulhisi3_call): New insn.
15754         (*umulhisi3_call): New insn.
15755
15756 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15757
15758         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
15759
15760 2011-06-28  Richard Henderson  <rth@redhat.com>
15761
15762         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
15763         all code and arguments that handled pushes.  Update all callers.
15764
15765 2011-06-28  Richard Henderson  <rth@redhat.com>
15766
15767         * config/arm/arm.c (arm_output_function_prologue): Don't call
15768         thumb1_output_function_prologue.
15769         (arm_expand_prologue): Avoid dead store.
15770         (number_of_first_bit_set): Use ctz_hwi.
15771         (thumb1_emit_multi_reg_push): New.
15772         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
15773         to emit the entire prologue as rtl.
15774         (thumb1_output_interwork): Split out from
15775         thumb1_output_function_prologue.
15776         (thumb1_output_function_prologue): Remove.
15777         (arm_attr_length_push_multi): Handle thumb1.
15778         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
15779         (prologue_thumb1_interwork): New.
15780         (*push_multi): Allow thumb1; use push_mult_memory_operand.
15781         * config/arm/predicates.md (push_mult_memory_operand): New.
15782
15783 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15784
15785         * config/sparc/sync.md (*stbar): Delete.
15786         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
15787
15788 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15789
15790         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
15791
15792 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15793
15794         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
15795         (TARGET_64BIT_DEFAULT): Define.
15796         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
15797         of tm_file.
15798         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
15799
15800 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15801
15802         * common.opt (in_lto_p): New Variable entry.
15803         * flags.h (in_lto_p): Move to common.opt.
15804         * gcc.c: Include params.h.
15805         (set_option_handlers): Also use common_handle_option and
15806         target_handle_option.
15807         (main): Call global_init_params, finish_params and init_options_struct.
15808         * opts.c (debug_type_names): Move from toplev.c.
15809         (print_filtered_help): Access quiet_flag through opts pointer.
15810         (common_handle_option): Return early in the driver for some options.
15811         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
15812         opts pointer.
15813         * toplev.c (in_lto_p): Move to common.opt.
15814         (debug_type_names): Move to opts.c.
15815         * Makefile.in (OBJS): Remove opts.o.
15816         (OBJS-libcommon-target): Add opts.o.
15817         (gcc.o): Update dependencies.
15818
15819 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15820
15821         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
15822
15823 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
15824
15825         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
15826         with '=' constraint modifier.
15827         (*divdf3_vfp): Likewise.
15828         ("*mulsf3_vfp"): Likewise.
15829         ("*muldf3_vfp"): Likewise.
15830         ("*mulsf3negsf_vfp"): Likewise.
15831         ("*muldf3negdf_vfp"): Likewise.
15832
15833 2011-06-28  Nick Clifton  <nickc@redhat.com>
15834
15835         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
15836         relaxation when performing an incremental link.
15837
15838 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15839
15840         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
15841         within BB from last to first.
15842
15843 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15844
15845         * genattr-common.c: New.  Based on genattr.c.
15846         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
15847         (MOSTLYCLEANFILES): Add insn-attr-common.h.
15848         (opts.o): Update dependencies.
15849         (.PRECIOUS): Add insn-attr-common.h.
15850         (simple_rtl_generated_h): Add insn-attr-common.h.
15851         (build/genattr-common.o): New.
15852         (genprogrtl): Add attr-common.
15853         * genattr.c (main): Include insn-attr-common.h.  Don't generate
15854         definitions of DELAY_SLOTS or INSN_SCHEDULING.
15855         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
15856
15857 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
15858
15859         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
15860         avr-*-* and avr-*-rtems* targets.
15861
15862         * config/avr/elf.h: New file.
15863         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
15864         (TARGET_ASM_SELECT_SECTION): Define.
15865         (INIT_SECTION_ASM_OP): Undefine.
15866         (FINI_SECTION_ASM_OP): Undefine.
15867         (READONLY_DATA_SECTION_ASM_OP): Undefine.
15868         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
15869         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
15870         * config/avr/avr.h:
15871         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
15872         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
15873         (MAX_OFILE_ALIGNMENT): Move to elf.h.
15874         (STRING_LIMIT): Move to elf.h.
15875         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
15876         (ASM_DECLARE_OBJECT_NAME): Remove.
15877         (ESCAPES): Remove.
15878         (ASM_OUTPUT_SKIP): Remove.
15879         (DWARF2_DEBUGGING_INFO): Remove.
15880         (OBJECT_FORMAT_ELF): Remove.
15881         (USER_LABEL_PREFIX): Remove.
15882         (ASM_OUTPUT_EXTERNAL): Remove.
15883         (ASM_OUTPUT_ASCII): Remove.
15884         (TYPE_ASM_OP): Remove.
15885         (SIZE_ASM_OP): Remove.
15886         (WEAK_ASM_OP): Remove.
15887         (STRING_ASM_OP): Remove.
15888         (SET_ASM_OP): Remove.
15889         (ASM_WEAKEN_LABEL): Remove.
15890         (TYPE_OPERAND_FMT): Remove.
15891         (ASM_DECLARE_FUNCTION_SIZE): Remove.
15892         (ASM_FINISH_DECLARE_OBJECT): Remove.
15893         (NO_DOLLAR_IN_LABEL): Remove.
15894         (ASM_GENERATE_INTERNAL_LABEL): Remove.
15895         (ASM_OUTPUT_CASE_LABEL): Remove.
15896         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
15897         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
15898         (gas_output_ascii): Remove.
15899         (gas_output_limited_string): Remove.
15900         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
15901         * config/avr/avr-protos.h
15902         (gas_output_ascii): Remove prototye.
15903         (gas_output_limited_string): Remove prototype.
15904
15905 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
15906
15907         PR target/48637
15908         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
15909         asm operands.
15910
15911 2011-06-27  Jan Hubicka  <jh@suse.cz>
15912
15913         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
15914         node instead of references in node.
15915
15916 2011-06-27  Richard Henderson  <rth@redhat.com>
15917
15918         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
15919         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
15920         inside ifdef.
15921
15922 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
15923
15924         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
15925
15926         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
15927         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
15928         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
15929         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
15930         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
15931         (evaluate_stmt, execute_fold_all_builtins): Handle
15932         BUILT_IN_ASSUME_ALIGNED.
15933         * tree-ssa-dce.c (propagate_necessity): Likewise.
15934         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
15935         call_may_clobber_ref_p_1): Likewise.
15936         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
15937         (expand_builtin_assume_aligned): New function.
15938         * doc/extend.texi (__builtin_assume_aligned): Document.
15939
15940         PR debug/49544
15941         * cselib.c (promote_debug_loc): If cselib_preserve_constants
15942         and l has two DEBUG_INSN owned locs instead of just one, adjust
15943         the second location's setting_insn too.
15944
15945 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15946
15947         PR libmudflap/38738
15948         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
15949
15950 2011-06-27  Nick Clifton  <nickc@redhat.com>
15951
15952         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
15953         bit position of highest bit set into a count of the high zero bits.
15954
15955 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15956
15957         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
15958
15959 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15960
15961         PR lto/48492
15962         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
15963         to a NULL parent.
15964
15965 2011-06-27  Richard Guenther  <rguenther@suse.de>
15966
15967         PR tree-optimization/49394
15968         * passes.c (execute_one_pass): Restore current_pass after
15969         applying IPA transforms.
15970
15971 2011-06-27  Kai Tietz  <ktietz@redhat.com>
15972
15973         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
15974         out of type precision after operation.
15975         (find_bswap): Take for limit value the integer auto-promotion
15976         into account.
15977
15978 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15979
15980         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
15981         forward scan as well.
15982
15983 2011-06-27  Tristan Gingold  <gingold@adacore.com>
15984
15985         PR target/44241
15986         * config/vms/vms-protos.h: New file.
15987         * config/vms/vms-crtlmap.map: New file.
15988         * config/vms/vms.c: New file.
15989         * config/vms/make-crtlmap.awk: New file.
15990         * config/vms/vms-crtl.h: File removed.
15991         * config/vms/vms-crtl-64.h: File removed.
15992         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
15993         * config/alpha/vms64.h: Do not include vms-crtl-64.h
15994         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
15995         clear some builtins on VMS.  Calls vms_patch_builtins.
15996         (avms_asm_output_external): Remove.
15997         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
15998         (struct crtl_name_spec): Remove
15999         (DO_CTRL_NAMES): Remove.
16000         * config/ia64/vms.h (struct crtl_name_spec): Remove
16001         (DO_CTRL_NAMES): Remove.
16002         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
16003         clear some builtins on VMS.  Calls vms_patch_builtins.
16004         (ia64_asm_output_external): Remove DO_CRTL_NAME.
16005         * config/ia64/vms64.h: Do not include vms-crtl-64.h
16006         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
16007
16008 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16009
16010         * config/alpha/alpha.c (alpha_end_function): Always generate .end
16011         directive on VMS.
16012
16013 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16014
16015         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
16016         the function receives nonlocal gotos.
16017
16018 2011-06-27  Richard Guenther  <rguenther@suse.de>
16019
16020         PR tree-optimization/49536
16021         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
16022         For non-scalar inner types use a scalar type according to
16023         the scalar inner mode.
16024
16025 2011-06-27  Richard Guenther  <rguenther@suse.de>
16026
16027         PR tree-optimization/49365
16028         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
16029
16030 2011-06-27  Richard Guenther  <rguenther@suse.de>
16031
16032         PR tree-optimization/49169
16033         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
16034         the alignment of function decls.
16035
16036 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
16037
16038         PR target/47997
16039         * config/darwin.c (darwin_mergeable_string_section): Place string
16040         constants in '.cstring' rather than '.const' when CF/NSStrings are
16041         active.
16042
16043 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
16044
16045         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
16046         (emit_save_register_window): Likewise.
16047         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
16048         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
16049         Swap back %o7/%i7 in register naming.
16050
16051 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
16052
16053         PR driver/49371
16054         * config/darwin.c (darwin_override_options): Improve warning when
16055         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
16056         is given with fpie/fPIE.
16057         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
16058         * config/darwin9.h (PIE_SPEC): New.
16059
16060 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
16061
16062         * timevar.c (timevar_print): Increase width for display of timevar
16063         name.
16064
16065 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
16066
16067         PR c++/46400
16068         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
16069         instead of TYPE_CHAIN for chain_next for types.
16070
16071 2011-06-24  Richard Henderson  <rth@redhat.com>
16072
16073         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
16074         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
16075         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
16076         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
16077         (sparc_flat_expand_prologue): Emit individual instructions
16078         instead of one of the above.
16079
16080 2011-06-24  Easwaran Raman  <eraman@google.com>
16081
16082         PR rtl-optimization/49429
16083         PR target/49454
16084         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
16085         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
16086         used to copy y into x.
16087         * calls.c (initialize_argument_information): Mark
16088         an argument addressable if it is passed by invisible reference.
16089         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
16090         if it is passed by reference.
16091
16092 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
16093
16094         PR rtl-optimization/49504
16095         * rtlanal.c (nonzero_bits1): Properly handle addition or
16096         subtraction of a pointer in Pmode if pointers extend unsigned.
16097         (num_sign_bit_copies1): Likewise.
16098
16099 2011-06-24  Martin Jambor  <mjambor@suse.cz>
16100
16101         PR tree-optimizations/49516
16102         * tree-sra.c (sra_modify_assign): Choose the safe path for
16103         aggregate copies if we also did scalar replacements.
16104
16105 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16106
16107         PR target/49335
16108         * config/arm/predicates.md (add_operator): New.
16109         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
16110
16111 2011-06-24  Andi Kleen  <ak@linux.intel.com>
16112
16113         * tree-sra.c (type_internals_preclude_sra_p): Add msg
16114         parameter. Split up ifs and report reason in *msg.
16115         (reject): Add.
16116         (find_var_candiate): Add msg variable.
16117         Split up ifs and report reason to reject.
16118         (find_param_candidates): Add msg variable.
16119         Pass msg to type_internals_preclude_sra_p.
16120
16121 2011-06-23  Jeff Law  <law@redhat.com>
16122
16123         PR middle-end/48770
16124         * reload.h (reload): Change to return a bool.
16125         * ira.c (ira): If requested by reload, run a fast DCE pass after
16126         reload has completed.  Fix comment typo.
16127         * reload1.c (need_dce): New file scoped static.
16128         (reload): Set reload_completed here.  Return whether or not a DCE
16129         pass after reload is needed.
16130         (delete_dead_insn): Set need_dce as needed.
16131
16132         PR middle-end/49465
16133         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
16134         to detect threading through joiner block.  If there was already
16135         an edge to the new target, then do not change the PHI nodes.
16136
16137 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
16138
16139         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
16140         get_pointer_alignment to see if base isn't sufficiently aligned.
16141
16142 2011-06-23  Jan Hubicka  <jh@suse.cz>
16143
16144         PR tree-optimize/49373
16145         * tree-pass.h (all_late_ipa_passes): Declare.
16146         * cgraphunit.c (init_lowered_empty_function): Fix properties.
16147         (cgraph_optimize): Execute late passes; remove unreachable funcions
16148         after materialization.
16149         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
16150         LTOing.
16151         * passes.c (all_late_ipa_passes): Declare.
16152         (dump_passes, register_pass): Handle late ipa passes.
16153         (init_optimization_passes): Move ipa_pta to late passes; schedule
16154         fixup_cfg at beggining of all_passes.
16155         (apply_ipa_transforms): New function.
16156         (execute_one_pass): When doing simple ipa pass, apply all transforms.
16157
16158 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
16159
16160         * params.c: Include common/common-target.h.  Don't include tm.h.
16161         (lang_independent_params): Move from toplev.c.
16162         (global_init_params): New.
16163         * params.h (global_init_params): Declare.
16164         * target.def (default_params): Move to common-target.def.
16165         * toplev.c (lang_independent_options): Remove.
16166         (lang_independent_params): Move to params.c.
16167         (general_init): Use global_init_params.
16168         * common/common-target.def (option_default_params): Move from
16169         target.def.
16170         * common/config/ia64/ia64-common.c: Include params.h.
16171         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16172         from ia64.c.
16173         * common/config/rs6000/rs6000-common.c: Include params.h.
16174         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16175         from rs6000.c.
16176         * common/config/sh/sh-common.c: Include params.h.
16177         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16178         from sh.c.
16179         * common/config/spu/spu-common.c: Include params.h.
16180         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16181         from spu.c.
16182         * config/ia64/ia64.c (ia64_option_default_params,
16183         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
16184         * config/rs6000/rs6000.c (rs6000_option_default_params,
16185         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
16186         * config/sh/sh.c (sh_option_default_params,
16187         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
16188         * config/spu/spu.c (spu_option_default_params,
16189         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
16190         * Makefile.in (OBJS): Remove params.o.
16191         (OBJS-libcommon-target): Add params.o.
16192         (params.o, $(common_out_object_file)): Update dependencies.
16193         * doc/tm.texi: Regenerate.
16194
16195 2011-06-23  Alan Modra  <amodra@gmail.com>
16196
16197         PR bootstrap/49383
16198         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
16199         invocation for 2011-06-09 changes.
16200
16201 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16202
16203         PR libgomp/49490
16204         * omp-low.c (expand_omp_for_static_nochunk): Only
16205         use n ceil/ nthreads size for the first n % nthreads threads in the
16206         team instead of all threads except for the last few ones which
16207         get less work or none at all.
16208
16209         PR debug/49496
16210         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
16211         uses.
16212
16213 2011-06-22  Richard Guenther  <rguenther@suse.de>
16214
16215         PR tree-optimization/49493
16216         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
16217         Refer to the alias target of variables.
16218         (associate_varinfo_to_alias_1): Remove.
16219         (ipa_pta_execute): Do not associate aliases with anything.
16220         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
16221         (cgraph_function_node): Likewise.
16222         (cgraph_function_or_thunk_node): Likewise.
16223         (varpool_variable_node): Likewise.
16224
16225 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16226
16227         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
16228         * config.gcc (arm*-*-linux*): Default to gnu tls.
16229         (arm*-*-*): Add --with-tls option.
16230         (all_defaults): Add 'tls'.
16231
16232 2011-06-22  Richard Henderson  <rth@redhat.com>
16233
16234         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
16235         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
16236         (dwarf2out_frame_debug_cfa_window_save): Rename from
16237         dwarf2out_window_save; make static.
16238         * tree.h (dwarf2out_window_save): Don't declare.
16239
16240         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
16241         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
16242         (emit_save_register_window): Rename from gen_save_register_window;
16243         emit the insn and add REG_CFA_* notes.
16244         (sparc_expand_prologue): Update to match.
16245         * config/sparc/sparc.md (save_register_window_1): Simplify from
16246         save_register_window<P:mode>.
16247
16248 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
16249
16250         PR target/49497
16251         * config/i386/i386.md (*lea_general_2): Always allow SImode.
16252         (*lea_general_2_zext): Likewise.
16253         (imul to lea peepholes): Use const359_operand and check
16254         TARGET_PARTIAL_REG_STALL.
16255
16256         * config/i386/predicates.md (const359_operand): New.
16257
16258 2011-06-22  Michael Matz  <matz@suse.de>
16259
16260         * cgraphunit.c (assemble_thunk): Use correct return type.
16261
16262 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
16263             Dmitry Melnik  <dm@ispras.ru>
16264
16265         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
16266         (neon_output_shift_immediate): Ditto.
16267         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
16268         prototype.
16269         (neon_output_shift_immediate): Ditto.
16270         * config/arm/neon.md (vashl<mode>3): Modified constraint.
16271         (vashr<mode>3_imm): New insn pattern.
16272         (vlshr<mode>3_imm): Ditto.
16273         (vashr<mode>3): Modified constraint.
16274         (vlshr<mode>3): Ditto.
16275         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
16276         predicate.
16277         (imm_for_neon_rshift_operand): Ditto.
16278         (imm_lshift_or_reg_neon): Ditto.
16279         (imm_rshift_or_reg_neon): Ditto.
16280
16281         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
16282
16283 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16284
16285         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
16286         builtin calls even if likelyvalue is not CONSTANT.
16287         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
16288         Return get_value_for_expr of first operand
16289         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
16290         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16291         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
16292         their non-checking counterparts.
16293         (call_may_clobber_ref_p_1): Likewise.
16294         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
16295         like their non-checking counterparts.
16296         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16297         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
16298         like their non-checking counterparts.
16299         (find_func_clobbers): Likewise.
16300         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
16301         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
16302
16303         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
16304         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
16305         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
16306         of base type reference as argument.
16307         (resolve_addr_in_expr): Likewise.  Fix keep computation.
16308         (convert_descriptor_to_signed): Renamed to...
16309         (convert_descriptor_to_mode): ... this.  For wider types convert to
16310         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
16311         (typed_binop): New function.
16312         (scompare_loc_descriptor, ucompare_loc_descriptor,
16313         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
16314         default to unsigned type instead of signed.
16315
16316         PR debug/47858
16317         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
16318         (gimple_build_debug_source_bind_stat): New prototype.
16319         (gimple_build_debug_source_bind): Define.
16320         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
16321         gimple_debug_source_bind_get_value,
16322         gimple_debug_source_bind_get_value_ptr,
16323         gimple_debug_source_bind_set_var,
16324         gimple_debug_source_bind_set_value): New inlines.
16325         * gimple.c (gimple_build_debug_source_bind_stat): New function.
16326         * gimple-pretty-print.c (dump_gimple_debug): Handle
16327         GIMPLE_DEBUG_SOURCE_BIND.
16328         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
16329         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16330         * tree-parloops.c (eliminate_local_variables,
16331         separate_decls_in_region): Likewise.
16332         (separate_decls_in_region_debug): Renamed from
16333         separate_decls_in_region_debug_bind.  Handle
16334         gimple_debug_source_bind_p.
16335         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
16336         prototypes.
16337         (DECL_HAS_DEBUG_ARGS_P): Define.
16338         (struct tree_function_decl): Add has_debug_args_flag field.
16339         * tree.c (debug_args_for_decl): New variable.
16340         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
16341         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
16342         (rewrite_debug_stmt_uses): New function.
16343         (rewrite_stmt): Use it to rewrite debug stmt uses.
16344         * rtl.def (DEBUG_PARAMETER_REF): New.
16345         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
16346         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
16347         DEBUG_PARAMETER_REF.
16348         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
16349         * print-rtl.c (print_rtx): Likewise.
16350         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
16351         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
16352         debug stmts in the first bb.
16353         * tree-inline.c (remap_ssa_name): If remapping default def
16354         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
16355         a source bind debug stmt.
16356         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
16357         (maybe_move_debug_stmts_to_successors): Likewise.
16358         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
16359         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
16360         debug args vector from old_decl to new_decl.
16361         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
16362         or modified parameters, add debug bind stmts before call
16363         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
16364         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
16365         on DECL_DEBUG_EXPRs from debug args vector.
16366         (expand_debug_source_expr): New function.
16367         (expand_debug_locations): Use it for source bind insns.
16368         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
16369         * var-tracking.c (prepare_call_arguments): Add debug args
16370         to call_arguments if any.
16371         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
16372         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
16373         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
16374         (get_ref_die_offset, parameter_ref_descriptor): New functions.
16375         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
16376         (gen_subprogram_die): Handle parameters identified by
16377         DEBUG_PARAMETER_REF.
16378
16379 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16380
16381         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
16382         * doc/install.texi (Configuration): Document --with-tls.
16383         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
16384         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
16385         (arm_tls_descseq_addr): New.
16386         (legitimize_tls_address): Add tlsdesc support.
16387         (arm_cannot_copy_insn_p): Check for tlscall.
16388         (arm_emit_tls_decoration): Likewise.
16389         * config/arm/arm.h (TARGET_GNU2_TLS): New.
16390         (OPTION_DEFAULT_SPECS): Add with-tls support.
16391         * config/arm/arm.md (R1_REGNUM): Define.
16392         (tlscall): New.
16393         * config/arm/arm.opt (tls_type): New enumeration type and values.
16394         (mtls-dialect): New switch.
16395         * config/arm/arm-opts.h (enum tls_type): New.
16396
16397 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
16398
16399         * attribs.c (register_attribute): Added assert to check that all
16400         attribute specs are registered with a name that is not empty and
16401         does not start with '_'.
16402         (decl_attributes): Avoid the lookup of the "naked" attribute spec
16403         if the function has no attributes.
16404         * tree.c (is_attribute_with_length_p): Removed.
16405         (is_attribute_p): Removed.
16406         (private_is_attribute_p): New.
16407         (private_lookup_attribute): New.
16408         (lookup_attribute): Removed.
16409         (lookup_ident_attribute): New.
16410         (remove_attribute): Require the first argument to be in the form
16411         'text', not '__text__'.  Updated asserts.
16412         (merge_attributes): Use lookup_ident_attributes instead of
16413         lookup_attribute.
16414         (merge_dllimport_decl_attributes): Use remove_attribute.
16415         (attribute_list_contained): Likewise.
16416         (attribute_list_equal): Immediately return 1 if the arguments are
16417         identical pointers.
16418         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
16419         'int'.  Require the first argument to be in the form 'text', not
16420         '__text__'.  Require the second argument to be an identifier.
16421         (lookup_attribute): Made inline.  Require the first argument to be
16422         in the form 'text', not '__text__'.
16423         (private_is_attribute_p, private_lookup_attribute): New.
16424         Updated comments.
16425
16426 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
16427
16428         * builtins.c: Add sync_ or SYNC__ to builtin names.
16429         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
16430         * omp-low.c: Add sync_ or SYNC__ to builtin names.
16431
16432 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16433
16434         PR target/33049
16435         * config/avr/avr.md (extzv): New expander.
16436         (*extzv): New insn.
16437         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
16438         * config/avr/constraints.md (C04): New constraint.
16439         * doc/md.texi (Machine Constraints): Document it.
16440
16441 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16442
16443         PR middle-end/49489
16444         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
16445         unsignedp argument instead of 1 for clrsb_optab.
16446         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
16447         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
16448         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
16449         * optabs.c (widen_leading): Call widen_operand and expand_unop
16450         with 0 as unsignedp argument instead of 1 for clrsb_optab.
16451         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
16452
16453 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16454
16455         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
16456
16457 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
16458
16459         * gensupport.c (add_define_attr): New static function.
16460         (is_predicable): Allow multi-alternative lists for the "predicable"
16461         attribute.
16462         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
16463         (process_one_cond_exec): Call alter_attrs_for_insn.
16464         * doc/md.texi (Defining Attributes): Mention some standard names.
16465         (Conditional Execution): Update documentation for "predicable".
16466
16467         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
16468         __builtin_clrsbll): Document.
16469         * doc/rtl.texi (clrsb): New entry.
16470         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
16471         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
16472         (expand_unop): Handle clrsb_optab.
16473         (init_optabs): Initialize it.
16474         * optabs.h (enum optab_index): New entry OTI_clrsb.
16475         (clrsb_optab): Define.
16476         * genopinit.c (optabs): Add an entry for it.
16477         * builtins.c (expand_builtin): Handle clrsb builtin functions.
16478         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
16479         BUILT_IN_CLRSBLL): New.
16480         * rtl.def (CLRSB): New code.
16481         * dwarf2out.c (mem_loc_descriptor): Handle it.
16482         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
16483         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
16484         and popcount.
16485         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
16486         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
16487         (__ctzDI2): Move declaration.
16488         * config/bfin/bfin.md (clrsbsi2): New expander.
16489         (signbitssi2): Use the CLRSB rtx.
16490         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
16491         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
16492
16493 2011-06-21  Richard Guenther  <rguenther@suse.de>
16494
16495         * ipa-inline-transform.c (inline_transform): Fix previous change.
16496
16497 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
16498
16499         PR tree-optimization/49478
16500         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
16501         with constant operand.
16502
16503 2011-06-21  Richard Guenther  <rguenther@suse.de>
16504
16505         * ipa-inline-transform.c (inline_transform): Fix typo.
16506
16507 2011-06-21  Richard Guenther  <rguenther@suse.de>
16508
16509         PR tree-optimization/49483
16510         * tree-vect-stmts.c (vectorizable_assignment): Also handle
16511         VIEW_CONVERT_EXPR conversions.
16512
16513 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
16514
16515         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
16516         * config/avr/avr-tables.opt: New file (generated).
16517         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
16518         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
16519         avr-mcus.def.
16520         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
16521         (avr_option_override): Don't process -mmcu= argument here.  Set
16522         avr_current_device using avr_mcu_index.
16523         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
16524         * config/avr/avr.opt (mmcu=): Use Enum.
16525         * config/avr/t-avr (avr-devices.o): Update dependencies.
16526         ($(srcdir)/config/avr/avr-tables.opt): New.
16527         * target.def (help): Remove.
16528         * doc/tm.texi.in (TARGET_HELP): Remove.
16529         * doc/tm.texi: Regenerate.
16530         * opts.c: Don't include target.h.
16531         (common_handle_option): Don't call targetm.help.
16532         * system.h (TARGET_HELP): Poison.
16533         * Makefile.in (opts.o): Update dependencies.
16534
16535 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16536
16537         * config/usegld.h: New file.
16538         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
16539         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
16540         (LIB_SPEC): Likewise.  Search /lib.
16541         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
16542         (RDYNAMIC_SPEC): Handle GNU ld.
16543         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
16544         Define.
16545         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
16546         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
16547         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
16548         (STACK_CHECK_STATIC_BUILTIN): Define.
16549         * config/sol2.opt (compat-bsd): Remove.
16550         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
16551         * config/sol2-bi.h: New file.
16552         * config/sol2-gld.h: Remove.
16553         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
16554         (NO_DBX_BNSYM_ENSYM): Remove.
16555         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16556         (STACK_CHECK_STATIC_BUILTIN): Remove.
16557         Test USE_GLD instead of TARGET_GNU_LD.
16558         * config/i386/sol2-10.h: Rename to ...
16559         * config/i386/sol2-bi.h .. this.
16560         (SUBTARGET_EXTRA_SPECS): Redefine.
16561         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
16562         (MULTILIB_DEFAULTS): Remove.
16563         (DEFAULT_ARCH32_P): Define.
16564         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
16565         (ARCH64_SUBDIR): Define.
16566         Test USE_GLD instead of TARGET_GNU_LD.
16567         (I386_EMULATION): Rename to ...
16568         (ARCH32_EMULATION): ... this.
16569         (X86_64_EMULATION): Rename to ...
16570         (ARCH64_EMULATION): ... this.
16571         (TARGET_LD_EMULATION): Remove.
16572         (LINK_ARCH_SPEC): Remove.
16573         * config/i386/sol2-gas.h: Remove.
16574         * config/i386/t-sol2-10: Rename to ...
16575         * config/i386/t-sol2-64: ... this.
16576         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
16577         (AS_SPARC64_FLAG): Define.
16578         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
16579         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
16580         depending on TARGET_CPU_DEFAULT.
16581         (CPP_CPU_SPEC): Redefine.
16582         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
16583         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
16584         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
16585         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
16586         ASM_ARCH_DEFAULT_SPEC): Redefine.
16587         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16588         LINK_ARCH_DEFAULT_SPEC.
16589         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
16590         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
16591         (ARCH64_SUBDIR): Define.
16592         (LINK_ARCH64_SPEC): Redefine.
16593         (CC1_SPEC): Redefine.
16594         (OPTION_DEFAULT_SPECS): Redefine.
16595         (MULTILIB_DEFAULTS): Define.
16596         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
16597         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
16598         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
16599         (NO_DBX_BNSYM_ENSYM): Remove.
16600         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16601         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
16602         (TARGET_ASM_NAMED_SECTION): Likewise.
16603         (STACK_CHECK_STATIC_BUILTIN): Remove.
16604         * config/sparc/sol2-bi.h: Remove.
16605         * config/sparc/sol2-gas-bi.h: Remove.
16606         * config/sparc/sol2-gas.h: Remove.
16607         * config/sparc/sol2-gld-bi.h: Remove.
16608         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
16609         common parts ...
16610         (*-*-solaris2*): ... here.
16611
16612 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16613
16614         PR other/43564
16615         * ipa-inline.c (can_inline_edge_p): Check
16616         !DECL_DISREGARD_INLINE_LIMITS.
16617
16618 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16619
16620         PR middle-end/49139
16621         * cgraphunit.c (process_function_and_variable_attributes): warn when
16622         always_inline functions that are not inline.
16623         * ipa-inline-transform.c (inline_transform): Always call
16624         optimize_inline.
16625         * tree-inline.c (tree_inlinable_function_p): Use error instead
16626         of sorry.
16627         (expand_call_inline): Likewise.
16628
16629 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16630
16631         * Makefile.in (dg_target_exps): Set.
16632         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
16633         instead of 7, try to divide it more evenly.
16634
16635 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
16636
16637         PR target/49089
16638         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
16639         (avx256_split_unaligned_store): New definition.
16640         (ix86_option_override_internal): Enable avx256 unaligned load/store
16641         splitting only when avx256_split_unaligned_load/store is set.
16642
16643 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16644
16645         * regrename.c (scan_rtx_reg): Handle the case where we write to an
16646         open chain in a smaller mode without failing the entire block.
16647
16648 2011-06-21  Alan Modra  <amodra@gmail.com>
16649
16650         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
16651         CONST high part large-toc address.
16652         (rs6000_tls_referenced_p): Make static.
16653         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
16654
16655 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16656
16657         PR target/49385
16658         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
16659         one of the operands is a register.
16660
16661 2011-06-20  Kai Tietz  <ktietz@redhat.com>
16662
16663         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
16664         operations in combination with binary and.
16665
16666 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16667
16668         * regrename.c (do_replace): Don't update notes.
16669
16670 2011-06-20  Alan Modra  <amodra@gmail.com>
16671
16672         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
16673         of toc-relative address in CONST.
16674         (rs6000_delegitimize_address): Recognize changed address.
16675         (rs6000_legitimize_reload_address): Likewise.
16676         (rs6000_emit_move): Don't force these constants to memory.
16677         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
16678         toc-relative address in CONST.
16679         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
16680         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
16681
16682 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16683
16684         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
16685         (count_trailing_zeros): Likewise.
16686
16687 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16688
16689         PR other/49325
16690         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
16691         .init_array can be used with .ctors on targets.
16692         * configure: Regenerated.
16693
16694 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
16695
16696         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
16697         if the element type is volatile.
16698
16699 2011-06-18  Jan Hubicka  <jh@suse.cz>
16700
16701         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
16702         extra name aliases.
16703         (lto_symtab_resolve_can_prevail_p): Likewise.
16704         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
16705         * cgraphbuild.c (record_reference): Remove extra body alias code.
16706         (mark_load): Likewise.
16707         (mark_store): Likewise.
16708         * cgraph.h (varpool_node): Remove extra_name filed;
16709         add alias_of and extraname_alias.
16710         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
16711         (varpool_alias_aliased_node): New inline function.
16712         (varpool_variable_node): New function.
16713         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
16714         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
16715         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
16716         (input_varpool_node): Likewise.
16717         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
16718         (varpool_externally_visible_p): Remove extra body alias code.
16719         (function_and_variable_visibility): Likewise.
16720         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
16721         (ipa_pta_execute): Use it.
16722         * varpool.c (varpool_remove_node): Remove extra name alias code.
16723         (varpool_mark_needed_node): Likewise.
16724         (varpool_analyze_pending_decls): Analyze aliases.
16725         (assemble_aliases): New functoin.
16726         (varpool_assemble_decl): Use it.
16727         (varpool_create_variable_alias): New function.
16728         (varpool_extra_name_alias): Rewrite.
16729         (varpool_for_node_and_aliases): New function.
16730
16731 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
16732
16733         PR target/49411
16734         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
16735         last_arg_constant and last argument doesn't match its predicate,
16736         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
16737         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
16738         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
16739         spelling of error message.
16740         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
16741         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
16742         const_0_to_255_operand instead of const_int_operand.
16743
16744         Revert:
16745         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
16746
16747         * config/i386/sse.md (blendbits): Remove mode attribute.
16748         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
16749         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
16750         Check integer value of operand 3 in insn constraint.
16751
16752 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
16753
16754         PR rtl-optimization/48542
16755         * reload.c (find_equiv_reg): Stop looking when finding a
16756         setjmp-type call.
16757         * reload1.c (reload_as_needed): Invalidate all reload
16758         registers when crossing a setjmp-type call.
16759
16760 2011-06-16  Jeff Law  <law@redhat.com>
16761
16762         * tree-ssa-threadupdate.c (struct redirection_data): New field
16763         intermediate_edge.
16764         (THREAD_TARGET2): Define.
16765         (redirection_data_eq): Also check that the intermediate edge is equal.
16766         (lookup_redirection_data): Drop useless argument.  Extract the
16767         outgoing_edge and intermediate edge from E.  Callers updated.
16768         (copy_phi_args, update_destination_phis): New functions.
16769         (fix_duplicate_block_edges): Likewise.
16770         (create_edge_and_update_destination_phis): Duplicate all the edges
16771         hung off e->aux.  Use copy_phi_args.
16772         (create_duplicates): Use fix_duplicate_block_edges.
16773         (fixup_template_block): Likewise.
16774         (redirect_edges): If necessary, redirect the joiner block's incoming
16775         edge to the duplicate of the joiner block.
16776         (thread_block): Don't muck up loops when threading through a joiner
16777         block.
16778         (thread_through_loop_header): Handle threading through a joiner block.
16779         (mark_threaded_blocks, register_jump_thread): Likewise.
16780         * tree-flow.h (register_jump_thread): Add new argument.  Callers
16781         updated.
16782         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
16783         (thread_across_edge): Handle threading through a joiner block.
16784
16785 2011-06-16  Martin Jambor  <mjambor@suse.cz>
16786
16787         PR tree-optimization/49343
16788         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
16789         calculate offset, provide 2nd operand for the new COMPONENT_REF.
16790
16791 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
16792
16793         * config/darwin-protos.h (machopic_select_rtx_section): Move to
16794         inside RTX_CODE ifdef.
16795
16796 2011-06-16  Tom de Vries  <tom@codesourcery.com>
16797
16798         PR target/45098
16799         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
16800         Disallow NULL pointer for pointer arithmetic.
16801
16802 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16803
16804         PR target/49398
16805         Revert.
16806         2011-06-10  Wei Guozhi  <carrot@google.com>
16807
16808         PR target/45335
16809         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
16810         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
16811         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
16812         related peephole2.
16813         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
16814         related peephole2.
16815         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
16816         (arm_legitimate_ldrd_p): New prototype.
16817         (arm_output_ldrd): New prototype.
16818         * config/arm/arm.c (arm_check_ldrd_operands): New function.
16819         (arm_legitimate_ldrd_p): New function.
16820         (arm_output_ldrd): New function.
16821
16822 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
16823
16824         PR middle-end/46500
16825         * doc/tm.texi.in: Update Copyright date.
16826         * doc/tm.texi: Regenerate.
16827         * targhooks.c (default_setup_incoming_varargs): Replace
16828         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16829         (default_pretend_outgoing_varargs_named): Likewise.
16830         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16831         (hook_callee_copies_named): Likewise.
16832         (default_function_arg_advance): Likewise.
16833         (default_function_arg): Likewise.
16834         (default_function_incoming_arg): Likewise.
16835         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16836         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16837         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16838         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16839         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16840         * targhooks.h (default_setup_incoming_varargs): Likewise.
16841         (default_pretend_outgoing_varargs_named): Likewise.
16842         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16843         (hook_callee_copies_named): Likewise.
16844         (default_function_arg_advance): Likewise.
16845         (default_function_arg): Likewise.
16846         (default_function_incoming_arg): Likewise.
16847         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16848         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16849         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16850         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16851         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16852         * target.def (pass_by_reference): Likewise.
16853         (setup_incoming_varargs, strict_argument_naming): Likewise.
16854         (pretend_outgoing_varargs_named, callee_copies): Likewise.
16855         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
16856         (function_incoming_arg): Likewise.
16857         * target.h: Don't include "tm.h" .
16858         (cumulative_args_t): New typedef.
16859         [GCC_TM_H] (get_cumulative_args): New static inline function.
16860         [GCC_TM_H] (pack_cumulative_args): Likewise.
16861         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
16862         argument type with cumulative_args_t.
16863         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
16864         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
16865         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
16866         (frv_arg_partial_bytes, frv_function_arg): Likewise.
16867         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
16868         (frv_function_arg_1): Likewise.
16869         * config/s390/s390.c (s390_pass_by_reference): Likewise.
16870         (s390_function_arg_advance, s390_function_arg): Likewise.
16871         * config/m32c/m32c.c (m32c_function_arg): Likewise.
16872         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
16873         (m32c_strict_argument_naming): Likewise.
16874         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
16875         (spu_function_arg_advance): Likewise.
16876         (spu_setup_incoming_varargs): Likewise.  Make static.
16877         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
16878         Remove prototype.
16879         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
16880         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16881         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
16882         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
16883         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
16884         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
16885         (mep_pass_by_reference, mep_function_arg): Likewise.
16886         (mep_function_arg_advance): Likewise.
16887         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
16888         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
16889         (m32r_function_arg, m32r_function_arg_advance): Likewise.
16890         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
16891         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
16892         (ix86_function_arg, ix86_pass_by_reference): Likewise.
16893         (ix86_setup_incoming_varargs): Likewise.
16894         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
16895         (sh_strict_argument_naming): Likewise.
16896         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
16897         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
16898         (sh_function_arg_advance, sh_function_arg): Likewise.
16899         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
16900         (pdp11_function_arg_advance): Likewise.
16901         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
16902         Likewise.
16903         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
16904         * config/avr/avr.c (avr_function_arg): Likewise.
16905         (avr_function_arg_advance): Likewise.
16906         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
16907         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
16908         (xtensa_function_arg_1): Likewise.
16909         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
16910         Likewise.
16911         (xstormy16_function_arg): Likewise.
16912         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
16913         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
16914         (fr30_function_arg_advance): Likewise.
16915         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
16916         (lm32_function_arg, lm32_function_arg_advance): Likewise.
16917         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
16918         (moxie_function_arg, moxie_function_arg_advance): Likewise.
16919         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
16920         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
16921         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
16922         (cris_function_arg, cris_function_incoming_arg): Likewise.
16923         (cris_function_arg_advance, cris_function_arg_1): Likewise.
16924         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
16925         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
16926         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
16927         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
16928         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
16929         (mn10300_arg_partial_bytes): Likewise.
16930         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
16931         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
16932         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
16933         (ia64_function_arg_1): Likewise.
16934         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
16935         (m68k_function_arg): Likewise.
16936         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
16937         (rs6000_function_arg, setup_incoming_varargs): Likewise.
16938         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
16939         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
16940         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
16941         (picochip_arg_advance): Likewise.
16942         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
16943         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
16944         (mcore_function_arg_advance): Likewise.
16945         * config/score/score.c (score_pass_by_reference): Likewise.
16946         (score_function_arg_advance): Likewise.
16947         (score_arg_partial_bytes): Likewise.  Make static.
16948         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
16949         * config/arm/arm.c (arm_arg_partial_bytes): Replace
16950         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16951         (arm_function_arg, arm_function_arg_advance): Likewise.
16952         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
16953         * config/pa/pa.c (pa_pass_by_reference): Likewise.
16954         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
16955         (pa_function_arg): Likewise.
16956         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
16957         (mips_function_arg, mips_function_arg_advance): Likewise.
16958         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
16959         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
16960         * config/vax/vax.c (vax_function_arg): Likewise.
16961         (vax_function_arg_advance): Likewise.
16962         * config/h8300/h8300.c (h8300_function_arg): Likewise.
16963         (h8300_function_arg_advance): Likewise.
16964         * config/v850/v850.c (v850_pass_by_reference): Likewise.
16965         (v850_strict_argument_naming, v850_function_arg): Likewise.
16966         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
16967         (v850_setup_incoming_varargs): Likewise.
16968         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
16969         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
16970         (mmix_function_arg, mmix_pass_by_reference): Likewise.
16971         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
16972         with const void *.
16973         * config/bfin/bfin.c (setup_incoming_varargs): Replace
16974         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16975         (bfin_function_arg_advance, bfin_function_arg): Likewise.
16976         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
16977         * calls.c (emit_call_1): Change type of args_so_far to
16978         cumulative_args_t.  Changed all callers.
16979         (initialize_argument_information): Likewise.
16980         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
16981         * dse.c (get_call_args): Likewise.
16982         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16983         * function.c (pass_by_reference, reference_callee_copied): Likewise.
16984         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
16985         New member args_so_far_v.  Changed all users.
16986         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
16987         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
16988         * config/mips/mips.c (mips_output_args_xfer): Likewise.
16989         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
16990         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16991         * config/microblaze/microblaze.c (microblaze_expand_prologue):
16992         Likewise.
16993         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
16994         m32r_pass_by_reference.
16995
16996 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
16997
16998         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
16999         argument to be a VEC of statements.
17000         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
17001         assert that pattern statements have to have their vector type set.
17002         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
17003         Change the first argument to be a VEC of statements.  Update
17004         documentation.
17005         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
17006         (vect_handle_widen_mult_by_const): New function.
17007         (vect_recog_widen_mult_pattern):  Change the first argument to be a
17008         VEC of statements.  Update documentation.  Check that the constant is
17009         INTEGER_CST.  Support multiplication by a constant that fits an
17010         intermediate type - call vect_handle_widen_mult_by_const.
17011         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
17012         call.  Handle additional pattern statements if necessary.
17013
17014 2011-06-16  Nick Clifton  <nickc@redhat.com>
17015
17016         PR target/49427
17017         * config.gcc: Set cpu_type to v850 for any V850 architecture.
17018         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
17019         md_file, extra_modes, out_file and extra_options are these are all
17020         deduced from cpu_type.
17021
17022 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17023
17024         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
17025         truncation mask to 63.
17026
17027 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17028
17029         PR target/49313
17030         PR target/29524
17031         * longlong.h: Add AVR support:
17032         (count_leading_zeros): New macro.
17033         (count_trailing_zeros): New macro.
17034         (COUNT_LEADING_ZEROS_0): New macro.
17035         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
17036         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
17037         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
17038         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
17039         (LIB2FUNCS_EXCLUDE): Add _clz.
17040         * config/avr/libgcc.S (XCALL): Move up in file.
17041         (XJMP): New C Macro.
17042         (DEFUN): New asm macro.
17043         (ENDF): New asm macro.
17044         (__ffssi2): New function.
17045         (__ffshi2): New function.
17046         (__loop_ffsqi2): New function.
17047         (__ctzsi2): New function.
17048         (__ctzhi2): New function.
17049         (__clzdi2): New function.
17050         (__clzsi2): New function.
17051         (__clzhi2): New function.
17052         (__paritydi2): New function.
17053         (__paritysi2): New function.
17054         (__parityhi2): New function.
17055         (__parityqi2): New function.
17056         (__popcounthi2): New function.
17057         (__popcountsi2): New function.
17058         (__popcountdi2): New function.
17059         (__popcountqi2): New function.
17060         (__bswapsi2): New function.
17061         (__bswapdi2): New function.
17062         (__ashldi3): New function.
17063         (__ashrdi3): New function.
17064         (__lshrdi3): New function.
17065         Fix suspicous lines.
17066
17067 2011-06-16  Richard Guenther  <rguenther@suse.de>
17068
17069         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
17070         the same as x != 0.
17071         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
17072         to (bool) X & 1.
17073         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
17074         equality compares against zero for the lower bit.
17075
17076 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
17077
17078         PR tree-optimization/49419
17079         * tree-vrp.c (execute_vrp): Call init_range_assertions
17080         before estimate_numbers_of_iterations, call
17081         free_number_of_iterations_estimates before calling
17082         remove_range_assertions.
17083
17084 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17085
17086         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
17087         (struct partial_schedule): Add rows_length field.
17088         (verify_partial_schedule): Check rows_length.
17089         (ps_insert_empty_row): Handle rows_length.
17090         (create_partial_schedule): Likewise.
17091         (free_partial_schedule): Likewise.
17092         (reset_partial_schedule): Likewise.
17093         (create_ps_insn): Remove rest_count argument.
17094         (remove_node_from_ps): Update rows_length.
17095         (add_node_to_ps): Update rows_length and call create_ps_insn
17096         without passing row_rest_count.
17097         (rotate_partial_schedule): Update rows_length.
17098
17099 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17100
17101         * ddg.c (add_intra_loop_mem_dep): New function.
17102         (build_intra_loop_deps): Call it.
17103
17104 2011-06-13  Jeff Law  <law@redhat.com>
17105
17106         * df-problems.c (df_lr_local_compute): Manually CSE
17107         PIC_OFFSET_TABLE_REGNUM.
17108         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
17109         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
17110
17111 2011-06-13  Jan Hubicka  <jh@suse.cz>
17112
17113         * cgraphunit.c (handle_alias_pairs): New function.
17114         (cgraph_finalize_compilation_unit): Use it.
17115         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
17116         as externally visible.
17117
17118 2011-06-15  Richard Guenther  <rguenther@suse.de>
17119
17120         * expr.c (expand_expr_real_2): Reduce all integral types to
17121         bitfield precision.
17122         (expand_expr_real_1): Likewise.
17123
17124 2011-06-15  Martin Jambor  <mjambor@suse.cz>
17125
17126         PR tree-optimization/48613
17127         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
17128         ipa_node_params_vector is NULL.
17129
17130 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
17131
17132         PR debug/49382
17133         * dwarf2out.c (dw_loc_list_node): Add force field.
17134         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
17135         location in the list, even if it is modified before first real insn.
17136         (output_loc_list): Emit empty ranges with force flag set.
17137         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
17138
17139 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
17140
17141         PR target/49349
17142         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
17143         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
17144         above a fence.  Update comments.
17145         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
17146         placed just above it.  Do not allow NULL place_to_insert.
17147
17148 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
17149
17150         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
17151         (slpeel_tree_peel_loop_to_edge): Don't call
17152         remove_dead_stmts_from_loop.
17153         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17154         remove irrelevant pattern statements.  For irrelevant statements
17155         check if it is the last statement of a detected pattern, use
17156         corresponding pattern statement instead.
17157         (destroy_loop_vec_info): No need to remove pattern statements,
17158         only free stmt_vec_info.
17159         (vect_transform_loop): For irrelevant statements check if it is
17160         the last statement of a detected pattern, use corresponding
17161         pattern statement instead.
17162         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
17163         pattern statements.  Set basic block for the new statement.
17164         (vect_pattern_recog): Update documentation.
17165         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
17166         operands of pattern statements.
17167         (vectorizable_call): Fix printing.  In case of a pattern statement
17168         use the lhs of the original statement when creating a dummy
17169         statement to replace the original call.
17170         (vect_analyze_stmt): For irrelevant statements check if it is
17171         the last statement of a detected pattern, use corresponding
17172         pattern statement instead.
17173         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
17174         statements use gsi of the original statement.
17175
17176 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17177
17178         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
17179         common/common-target-def.h.
17180         * target.def (default_target_flags, handle_option,
17181         supports_split_stack, optimization_table, init_struct,
17182         except_unwind_info, unwind_tables_default, have_named_sections):
17183         Move to common/common-target.def.
17184         * target.h (enum opt_levels, struct default_options): Move to
17185         common/common-target.h.
17186         * targhooks.c (default_except_unwind_info,
17187         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17188         default_target_handle_option, empty_optimization_table): Move to
17189         common/common-targhooks.c.
17190         * targhooks.h (default_except_unwind_info,
17191         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17192         default_target_handle_option, empty_optimization_table): Move to
17193         common/common-targhooks.h.
17194         * common/common-target-def.h: Include common/common-targhooks.h.
17195         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
17196         defined.
17197         * common/common-target.def (handle_option, option_init_struct,
17198         option_optimization_table, default_target_flags,
17199         except_unwind_info, supports_split_stack, unwind_tables_default,
17200         have_named_sections): Move from target.def.
17201         (HOOK_PREFIX): Undefine at end of file.
17202         * common/common-target.h: Include input.h.
17203         (enum opt_levels, struct default_options): Move from target.h.
17204         * common/common-targhooks.c, common/common-targhooks.h: New.
17205         * config.gcc (target_has_targetm_common): Default to yes.
17206         (moxie*): Set target_has_targetm_common=no.
17207         (hppa*-*-*): Don't set target_has_targetm_common=yes.
17208         * doc/tm.texi: Regenerate.
17209         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
17210         (C_TARGET_DEF_H): Add common/common-targhooks.h.
17211         (GCC_OBJS): Remove vec.o.
17212         (OBJS): Remove hooks.o and vec.o.
17213         (OBJS-libcommon-target): Add vec.o, hooks.o and
17214         common/common-targhooks.o.
17215         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
17216         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
17217         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
17218         cfglayout.o, $(out_object_file), $(common_out_object_file)):
17219         Update dependencies.
17220         (common/common-targhooks.o): New.
17221         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
17222         * common/config/pa/pa-common.c: Include more headers.  Take
17223         copyright dates from pa.c.
17224         (pa_option_optimization_table, pa_handle_option,
17225         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
17226         TARGET_HANDLE_OPTION): Move from pa.c.
17227         * common/config/alpha/alpha-common.c,
17228         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
17229         common/config/bfin/bfin-common.c,
17230         common/config/cris/cris-common.c,
17231         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
17232         common/config/h8300/h8300-common.c,
17233         common/config/i386/i386-common.c,
17234         common/config/ia64/ia64-common.c,
17235         common/config/iq2000/iq2000-common.c,
17236         common/config/lm32/lm32-common.c,
17237         common/config/m32c/m32c-common.c,
17238         common/config/m32r/m32r-common.c,
17239         common/config/m68k/m68k-common.c,
17240         common/config/mcore/mcore-common.c,
17241         common/config/mep/mep-common.c,
17242         common/config/microblaze/microblaze-common.c,
17243         common/config/mips/mips-common.c,
17244         common/config/mmix/mmix-common.c,
17245         common/config/mn10300/mn10300-common.c,
17246         common/config/pdp11/pdp11-common.c,
17247         common/config/picochip/picochip-common.c,
17248         common/config/rs6000/rs6000-common.c,
17249         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
17250         common/config/score/score-common.c, common/config/sh/sh-common.c,
17251         common/config/sparc/sparc-common.c,
17252         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
17253         common/config/vax/vax-common.c,
17254         common/config/xstormy16/xstormy16-common.c,
17255         common/config/xtensa/xtensa-common.c: New.
17256         * config/alpha/alpha.c: Include common/common-target.h.
17257         (alpha_option_optimization_table, alpha_handle_option,
17258         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17259         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
17260         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
17261         * config/arm/arm.c (arm_option_optimization_table,
17262         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17263         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
17264         arm-common.c.
17265         * config/avr/avr.c (avr_option_optimization_table,
17266         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17267         to avr-common.c.
17268         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
17269         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
17270         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
17271         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
17272         * config/cris/cris.c (cris_option_optimization_table,
17273         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17274         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
17275         cris-common.c.
17276         * config/fr30/fr30.c (fr30_option_optimization_table,
17277         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
17278         to fr30-common.c.
17279         * config/frv/frv.c (frv_option_optimization_table,
17280         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
17281         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
17282         * config/h8300/h8300.c (h8300_option_optimization_table,
17283         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17284         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
17285         * config/i386/i386-protos.h (ix86_handle_option): Declare.
17286         * config/i386/i386.c: Include common/common-target.h.
17287         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
17288         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
17289         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
17290         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
17291         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
17292         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
17293         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
17294         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
17295         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
17296         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
17297         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
17298         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
17299         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
17300         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
17301         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
17302         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
17303         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
17304         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
17305         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
17306         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
17307         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
17308         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
17309         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
17310         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
17311         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
17312         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
17313         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
17314         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
17315         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
17316         ix86_option_optimization_table, ix86_option_init_struct,
17317         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
17318         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17319         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
17320         i386-common.c.
17321         * config/i386/t-i386 (i386.o): Update dependencies.
17322         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
17323         * config/ia64/ia64.c (ia64_option_optimization_table,
17324         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17325         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17326         ia64_handle_option): Move to ia64-common.c.
17327         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
17328         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
17329         * config/lm32/lm32.c (lm32_option_optimization_table,
17330         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17331         to lm32-common.c.
17332         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
17333         m32c-common.c.
17334         * config/m32r/m32r.c (m32r_option_optimization_table,
17335         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17336         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17337         m32r_handle_option): Move to m32r-common.c.
17338         (m32r_memory_move_cost): Remove comment referring to
17339         TARGET_HANDLE_OPTION.
17340         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
17341         Move to m68k-common.c.
17342         * config/mcore/mcore.c (mcore_option_optimization_table,
17343         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17344         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
17345         * config/mep/mep.c (mep_option_optimization_table,
17346         mep_handle_option, TARGET_HANDLE_OPTION,
17347         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
17348         Move to mep-common.c.
17349         * config/microblaze/microblaze.c
17350         (microblaze_option_optimization_table,
17351         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17352         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
17353         * config/mips/mips.c (mips_handle_option,
17354         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17355         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
17356         mips-common.c.
17357         * config/mmix/mmix.c (mmix_option_optimization_table,
17358         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17359         Move to mmix-common.c.
17360         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
17361         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
17362         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17363         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
17364         * config/pa/pa.c: Include common/common-target.h.
17365         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17366         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17367         pa_handle_option): Move to pa-common.c.
17368         (pa_option_override): Use targetm_common.except_unwind_info.
17369         (pa_asm_output_mi_thunk, pa_function_section): Use
17370         targetm_common.have_named_sections.
17371         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
17372         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17373         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17374         pdp11_handle_option, pdp11_option_init_struct): Move to
17375         pdp11-common.c.
17376         * config/picochip/picochip.c (picochip_option_optimization_table,
17377         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
17378         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
17379         * config/rs6000/rs6000.c: Include common/common-target.h.
17380         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
17381         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
17382         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
17383         rs6000_handle_option): Move to rs6000-common.c.
17384         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
17385         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
17386         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17387         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
17388         * config/s390/s390.c (processor_flags_table,
17389         s390_option_optimization_table, s390_option_init_struct,
17390         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
17391         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17392         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
17393         * config/s390/s390.h (processor_flags_table): Declare.
17394         * config/score/score.c (score_option_optimization_table,
17395         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17396         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
17397         score_handle_option): Move to score-common.c.
17398         * config/sh/sh.c (sh_option_optimization_table,
17399         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17400         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17401         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
17402         * config/sparc/sparc.c: Include common/common-target.h.
17403         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17404         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
17405         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
17406         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
17407         spu_option_init_struct): Move to spu-common.c.
17408         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
17409         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
17410         * config/v850/v850.c (small_memory_physical_max,
17411         v850_handle_memory_optionn v850_handle_option,
17412         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17413         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
17414         v850-common.c.
17415         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
17416         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
17417         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17418         Move to xtensa-common.c.
17419         * cfglayout.c: Include common/common-target.h.
17420         (fixup_reorder_chain): Use targetm_common.have_named_sections.
17421         * cfgrtl.c: Include common/common-target.h.
17422         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
17423         targetm_common.have_named_sections.
17424         * dbxout.c: Include common/common-target.h.
17425         (dbxout_function_end): Use targetm_common.have_named_sections.
17426         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
17427         targetm_common.except_unwind_info.
17428         * dwarf2out.c: Include common/common-target.h.
17429         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
17430         dwarf2out_begin_prologue, dwarf2out_frame_init,
17431         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
17432         targetm_common.except_unwind_info.
17433         * except.c: Include common/common-target.h.
17434         (init_eh, finish_eh_generation,
17435         output_one_function_exception_table): Use
17436         targetm_common.except_unwind_info.
17437         (switch_to_exception_section): Use targetm_common.have_named_sections.
17438         * explow.c: Include common/common-target.h.
17439         * expr.c: Include common/common-target.h.
17440         (build_personality_function): Use targetm_common.except_unwind_info.
17441         * function.c: Include common/common-target.h.
17442         (expand_function_end): Use targetm_common.except_unwind_info.
17443         * haifa-sched.c: Include common/common-target.h.
17444         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
17445         * lto-opts.c: Include common/common-target.h instead of target.h.
17446         (lto_reissue_options): Use targetm_common.handle_option.
17447         * opts.c: Include common/common-target.h.
17448         (target_handle_option): Use targetm_common.handle_option.
17449         (init_options_struct): Update comment referring to
17450         targetm.target_option.optimization.  Use
17451         targetm_common.default_target_flags,
17452         targetm_common.unwind_tables_default and
17453         targetm_common.option_init_struct.
17454         (default_options_optimization): Use
17455         targetm_common.option_optimization_table.
17456         (finish_options): Use targetm_common.except_unwind_info,
17457         targetm_common.unwind_tables_default,
17458         targetm_common.have_named_sections and
17459         targetm_common.supports_split_stack.
17460         * toplev.c: Include common/common-target.h.
17461         (process_options): Use targetm_common.have_named_sections.
17462         * tree-tailcall.c: Include common/common-target.h.
17463         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
17464         * tree.c: Include common/common-target.h.
17465         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
17466         * varasm.c: Include common/common-target.h.
17467         (resolve_unique_section, hot_function_section,
17468         default_function_section): Use targetm_common.have_named_sections.
17469
17470 2011-06-14  Easwaran Raman  <eraman@google.com>
17471
17472         PR rtl-optimization/44194
17473         * dse.c: Include tree-flow.h
17474         (insn_info): Add new field non_frame_wild_read.
17475         (group_info): Add new fields escaped_n and escaped_p.
17476         (kill_on_calls): New variable.
17477         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
17478         (dse_step0): Initialize kill_on_calls.
17479         (can_escape): New function.
17480         (set_usage_bits): Add additional parameter; record information
17481         about escaped locations.
17482         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
17483         (dse_step2_nospill): Set kill_on_calls based on
17484         group->escaped_n and group->escaped_n.
17485         (add_wild_read): Refactor into...
17486         (reset_active_stores): ... New function, and
17487         (free_read_records): ... New function.
17488         (add_non_frame_wild_read): New function.
17489         (scan_insn): Call add_non_frame_wild_read on non-const calls.
17490         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
17491         (dse_step5_nospill): Call scan_reads_nospill for instructions
17492         marked as non_frame_wild_read.
17493         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
17494
17495 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17496
17497         * common/common-target-def.h, common/common-target.def,
17498         common/common-target.h, common/config/default-common.c,
17499         common/config/pa/pa-common.c: New files.
17500         * Makefile.in (common_out_file, common_out_object_file,
17501         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
17502         (OBJS-libcommon-target): Include $(common_out_object_file).
17503         (prefix.o): Update dependencies.
17504         ($(common_out_object_file), common/common-target-hooks-def.h,
17505         s-common-target-hooks-def-h): New.
17506         (s-tm-texi): Also check timestamp on common-target.def.
17507         (build/genhooks.o): Update dependencies.
17508         * config.gcc (common_out_file, target_has_targetm_common): Define.
17509         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
17510         TARGET_ALWAYS_STRIP_DOTDOT.
17511         * configure.ac (common_out_object_file): Define.
17512         (common_out_file, common_out_object_file): Substitute.
17513         (common): Create directory.
17514         * configure: Regenerate.
17515         * doc/tm.texi.in (targetm_common): Document.
17516         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
17517         * doc/tm.texi: Regenerate.
17518         * genhooks.c (hook_array): Also include common/common-target.def.
17519         * prefix.c (tm.h): Don't include.
17520         (common/common-target.h): Include.
17521         (ALWAYS_STRIP_DOTDOT): Don't define.
17522         (update_path): Use targetm_common.always_strip_dotdot instead of
17523         ALWAYS_STRIP_DOTDOT.
17524         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
17525
17526 2011-06-14  David Li  <davidxl@google.com>
17527
17528         * passes.c (execute_function_todo): Remove TODO_dump_func.
17529         (execute_one_pass): Remove TODO_dump_func.
17530         (execute_function_dump): New function.
17531         * tree-vrp.c: Remove TODO_dump_func.
17532         * regrename.c: Remove TODO_dump_func.
17533         * fwprop.c: Remove TODO_dump_func.
17534         * tree-into-ssa.c: Remove TODO_dump_func.
17535         * tree-complex.c: Remove TODO_dump_func.
17536         * tracer.c: Remove TODO_dump_func.
17537         * tree-loop-distribution.c: Remove TODO_dump_func.
17538         * postreload-gcse.c: Remove TODO_dump_func.
17539         * postreload.c: Remove TODO_dump_func.
17540         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
17541         * tree-tailcall.c: Remove TODO_dump_func.
17542         * ipa-cp.c: Remove TODO_dump_func.
17543         * final.c: Remove TODO_dump_func.
17544         * tree-emutls.c: Remove TODO_dump_func.
17545         * omp-low.c: Remove TODO_dump_func.
17546         * tree-ssa-dse.c: Remove TODO_dump_func.
17547         * tree-ssa-uncprop.c: Remove TODO_dump_func.
17548         * auto-inc-dec.c: Remove TODO_dump_func.
17549         * reorg.c: Remove TODO_dump_func.
17550         * tree-ssa-copyrename.c: Remove TODO_dump_func.
17551         * tree-ssa-ccp.c: Remove TODO_dump_func.
17552         * compare-elim.c: Remove TODO_dump_func.
17553         * mode-switching.c: Remove TODO_dump_func.
17554         * modulo-sched.c: Remove TODO_dump_func.
17555         * tree-call-cdce.c: Remove TODO_dump_func.
17556         * cse.c: Remove TODO_dump_func.
17557         * web.c: Remove TODO_dump_func.
17558         * tree-stdarg.c: Remove TODO_dump_func.
17559         * lto-streamer-out.c: Remove TODO_dump_func.
17560         * tree-ssa-math-opts.c: Remove TODO_dump_func.
17561         * tree-ssa-dom.c: Remove TODO_dump_func.
17562         * tree-nrv.c: Remove TODO_dump_func.
17563         * loop-init.c: Remove TODO_dump_func.
17564         * gimple-low.c: Remove TODO_dump_func.
17565         * ipa-inline.c: Remove TODO_dump_func.
17566         * tree-ssa-sink.c: Remove TODO_dump_func.
17567         * jump.c: Remove TODO_dump_func.
17568         * ifcvt.c: Remove TODO_dump_func.
17569         * tree-ssa-loop.c: Remove TODO_dump_func.
17570         * recog.c: Remove TODO_dump_func.
17571         * dse.c: Remove TODO_dump_func.
17572         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
17573         * matrix-reorg.c: Remove TODO_dump_func.
17574         * tree-eh.c: Remove TODO_dump_func.
17575         * regmove.c: Remove TODO_dump_func.
17576         * function.c: Remove TODO_dump_func.
17577         * tree-vectorizer.c: Remove TODO_dump_func.
17578         * ipa-split.c: Remove TODO_dump_func.
17579         * gcse.c: Remove TODO_dump_func.
17580         * tree-if-conv.c: Remove TODO_dump_func.
17581         * init-regs.c: Remove TODO_dump_func.
17582         * tree-ssa-phiopt.c: Remove TODO_dump_func.
17583         * implicit-zee.c: Remove TODO_dump_func.
17584         * lower-subreg.c: Remove TODO_dump_func.
17585         * bt-load.c: Remove TODO_dump_func.
17586         * tree-dfa.c: Remove TODO_dump_func.
17587         * except.c: Remove TODO_dump_func.
17588         * emit-rtl.c: Remove TODO_dump_func.
17589         * store-motion.c: Remove TODO_dump_func.
17590         * cfgexpand.c: Remove TODO_dump_func.
17591         * tree-cfgcleanup.c: Remove TODO_dump_func.
17592         * cfgcleanup.c: Remove TODO_dump_func.
17593         * tree-ssa-pre.c: Remove TODO_dump_func.
17594         * tree-sra.c: Remove TODO_dump_func.
17595         * tree-mudflap.c: Remove TODO_dump_func.
17596         * tree-ssa-copy.c: Remove TODO_dump_func.
17597         * cfglayout.c: Remove TODO_dump_func.
17598         * tree-ssa-forwprop.c: Remove TODO_dump_func.
17599         * tree-ssa-dce.c: Remove TODO_dump_func.
17600         * ira.c: Remove TODO_dump_func.
17601         * tree-ssa.c: Remove TODO_dump_func.
17602         * integrate.c: Remove TODO_dump_func.
17603         * tree-optimize.c: Remove TODO_dump_func.
17604         * tree-ssa-phiprop.c: Remove TODO_dump_func.
17605         * tree-object-size.c: Remove TODO_dump_func.
17606         * combine.c: Remove TODO_dump_func.
17607         * bb-reorder.c: Remove TODO_dump_func.
17608         * cprop.c: Remove TODO_dump_func.
17609         * var-tracking.c: Remove TODO_dump_func.
17610         * tree-profile.c: Remove TODO_dump_func.
17611         * tree-vect-generic.c: Remove TODO_dump_func.
17612         * reg-stack.c: Remove TODO_dump_func.
17613         * sched-rgn.c: Remove TODO_dump_func.
17614         * tree-ssa-structalias.c: Remove TODO_dump_func.
17615         * tree-switch-conversion.c: Remove TODO_dump_func.
17616         * tree-cfg.c: Remove TODO_dump_func.
17617         * tree-ssa-reassoc.c: Remove TODO_dump_func.
17618         * combine-stack-adj.c: Remove TODO_dump_func.
17619         * dce.c: Remove TODO_dump_func.
17620         * tree-ssanames.c: Remove TODO_dump_func.
17621         * regcprop.c: Remove TODO_dump_func.
17622
17623 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
17624
17625         PR middle-end/47364
17626         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
17627         and properly handle result not in Pmode.
17628
17629 2011-06-14  Robert Millan  <rmh@gnu.org>
17630
17631         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
17632         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
17633         `config/linux.h'.
17634
17635         * config/i386/kfreebsd-gnu64.h: New file.
17636         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
17637         with `i386/kfreebsd-gnu64.h'.
17638
17639         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
17640         (GNU_USER_LINK_EMULATION64): New macros.
17641         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
17642         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
17643         of hardcoding `elf_i386' and `elf_x86_64'.
17644
17645 2011-06-14  Nick Clifton  <nickc@redhat.com>
17646
17647         PR target/49403
17648         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
17649
17650         PR target/49402
17651         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
17652
17653 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
17654
17655         PR fortran/49103
17656         * tree.h (DECL_NONSHAREABLE): Define.
17657         (struct tree_decl_common): Change decl_common_unused to
17658         decl_nonshareable_flag.
17659         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
17660         Ignore vars with DECL_NONSHAREABLE bit set.
17661         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
17662         on stores to automatic aggregate vars.
17663
17664         PR rtl-optimization/49390
17665         Revert:
17666         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
17667
17668         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
17669         MEM_ALIAS_SET.
17670
17671 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
17672             Tom de Vries  <tom@codesourcery.com>
17673
17674         PR target/45098
17675         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
17676         Document changed semantics.
17677         (max_stmt_executions, max_stmt_executions_int): Declare.
17678         * tree-data-ref.c (estimated_loop_iterations)
17679         (estimated_loop_iterations_int): Move functions...
17680         * tree-ssa-loop-niter.c (estimated_loop_iterations)
17681         (estimated_loop_iterations_int): here.
17682         (record_estimate): Change nb_iterations_upper_bound and
17683         nb_iterations_estimate semantics.
17684         (max_stmt_executions, max_stmt_executions_int): New function.
17685         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
17686         (max_stmt_executions_tree): this.
17687         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
17688         estimated_loop_iterations_tree.
17689         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
17690         max_stmt_executions_int instead of estimated_loop_iterations_int.
17691         * predict.c (predict_loops): Idem.
17692         * tree-parloops.c (parallelize_loops): Idem.
17693         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
17694         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
17695         (init_omega_for_ddr_1): Idem.
17696         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
17697         (loop_prefetch_arrays): Idem
17698         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
17699         max_stmt_executions instead of estimated_loop_iterations.
17700         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
17701         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
17702         instead of nb_iterations_upper_bound.
17703
17704 2011-06-13  Jan Hubicka  <jh@suse.cz>
17705
17706         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
17707
17708 2011-06-14  Richard Henderson  <rth@redhat.com>
17709
17710         PR debug/48459
17711         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
17712         (based_loc_descr): Assert it's true.
17713         (compute_frame_pointer_to_fb_displacement): Set it, rather than
17714         aborting immediately.
17715
17716 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
17717             Mingfeng Wu  <mingfeng@faraday-tech.com>
17718
17719         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
17720
17721 2011-06-13  Jan Hubicka  <jh@suse.cz>
17722
17723         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
17724
17725 2011-06-13  Jan Hubicka  <jh@suse.cz>
17726
17727         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
17728         similarly to DECL_COMDAT.
17729         * cgraphunit.c (cgraph_analyze_function): Likewise.
17730         * ipa.c (function_and_variable_visibility): Likewise.
17731
17732 2011-06-13  Jan Hubicka  <jh@suse.cz>
17733
17734         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
17735         BINFO_VIRTUALS when streaming for ltrans unit.
17736
17737 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
17738
17739         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
17740         (movdi_internal64): Same.
17741
17742 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
17743
17744         PR target/44618
17745         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
17746         a set of similar patterns, where the MATCH_OPERAND for the function
17747         argument is replaced with individual references to hardware registers.
17748         (save_fpregs_<mode>): Ditto
17749         (restore_gpregs_<mode>): Ditto
17750         (return_and_restore_gpregs_<mode>): Ditto
17751         (return_and_restore_fpregs_<mode>): Ditto
17752         (return_and_restore_fpregs_aix_<mode>): Ditto
17753
17754 2011-06-13  Jan Hubicka  <jh@suse.cz>
17755
17756         * ipa-utils.c (postorder_stack): New structure.
17757         (ipa_reverse_postorder): Handle aliases.
17758
17759 2011-06-13  Jan Hubicka  <jh@suse.cz>
17760
17761         * ipa-inline.c (reset_edge_caches): Walk aliases.
17762         (update_caller_keys): Do not test inlinability of aliases.
17763         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
17764         (do_estimate_growth): Fix typo.
17765
17766 2011-06-13  Jan Hubicka  <jh@suse.cz>
17767
17768         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
17769         (can_remove_node_now_p): ... here; handle same comdat groups.
17770         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
17771         (inline_call): Update use of can_remove_node_now_p.
17772
17773 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
17774
17775         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
17776         condition to disallow non-identical memory locations.
17777         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
17778         preference to bit manipulation instructions.
17779
17780 2011-06-13  Jan Hubicka  <jh@suse.cz>
17781
17782         * cgraph.c (cgraph_for_node_thunks_and_aliases,
17783         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
17784         (nonremovable_p): New function.
17785         (cgraph_can_remove_if_no_direct_calls_p): New function.
17786         (used_from_object_file_p): New functoin.
17787         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
17788         references from aliases.
17789         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
17790         * ipa-inline.c (check_caller_edge): New function.
17791         (want_inline_function_called_once_p): Use it; accept aliases called
17792         once, too.
17793         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
17794
17795 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17796
17797         PR target/48454
17798         * config/arm/neon.md (vec_pack_trunc): Set the lengths
17799         correctly for the case with Quad vectors.
17800
17801 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
17802            Ira Rosen  <ira.rosen@linaro.org>
17803
17804         PR tree-optimization/49352
17805         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
17806         all, make sure loop_use_stmt after the loop is a def stmt of a used
17807         SSA_NAME that is the only one defined inside of the loop.  Don't
17808         check for COND_EXPR and GIMPLE_BINARY_RHS.
17809         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
17810         check_reduction is true.
17811
17812 2011-06-11  Jan Hubicka  <jh@suse.cz>
17813
17814         PR middle-end/49373
17815         * ipa.c (cgraph_externally_visible_p): Check resolution info.
17816
17817 2011-06-11  Jan Hubicka  <jh@suse.cz>
17818
17819         PR middle-end/48836
17820         * ipa-inline-transform.c: Include tree-pass.h
17821         (inline_transform): Set TODO_update_ssa_only_virtuals.
17822         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
17823
17824 2011-06-11  Jan Hubicka  <jh@suse.cz>
17825
17826         PR middle-end/49378
17827         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
17828         aliases and thunks.
17829
17830 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
17831
17832         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
17833         Take number of iterations to peel into account for equally frequent
17834         misalignment values.
17835
17836 2011-06-11  Jan Hubicka  <jh@suse.cz>
17837
17838         * lto-streamer-out.c (produce_symtab): Stream out the newly
17839         represented aliases.
17840
17841 2011-06-11  Jan Hubicka  <jh@suse.cz>
17842
17843         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
17844         varying args.
17845         (ipa_update_after_lto_read): Likewise.
17846         (ipa_write_node_info): Do not sream call_with_var_arguments.
17847         (ipa_read_node_info): Likewise.
17848
17849 2011-06-11  Jan Hubicka  <jh@suse.cz>
17850
17851         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
17852
17853 2011-06-11  Jan Hubicka  <jh@suse.cz>
17854
17855         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
17856         (lto_symtab_resolve_can_prevail_p): Likewise.
17857         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
17858         * cgraph.c (same_body_aliases_done): New global var.
17859         (cgraph_same_body_alias_1): Rename to ...
17860         (cgraph_create_function_alias): ... this one; reorg to new
17861         representation.
17862         (cgraph_same_body_alias): Use cgraph_create_function_alias;
17863         record references when asked to.
17864         (cgraph_add_thunk): Fix formating.
17865         (cgraph_get_node): Kill same body alias code.
17866         (cgraph_node_for_asm): Likewise.
17867         (cgraph_remove_same_body_alias): Remove.
17868         (cgraph_remove_node): Kill same body alias code.
17869         (cgraph_mark_address_taken_node): Mark also the aliased function
17870         as having address taken.
17871         (dump_cgraph_node): Dump same body aliases.
17872         (cgraph_for_node_thunks_and_aliases): Update for new alias
17873         representation.
17874         (cgraph_for_node_and_aliases): Likewise.
17875         * cgraph.h (same_body): Kll pointer.
17876         (same_body_alias): Update comment.
17877         (same_body_aliases_done): Declare.
17878         (cgraph_remove_same_body_alias): Remove declaration.
17879         (cgraph_create_function_alias): Declare.
17880         (cgraph_process_same_body_aliases): Declare.
17881         (cgraph_function_with_gimple_body_p): Check for alias.
17882         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
17883         (cgraph_alias_aliased_node): New function.
17884         (cgraph_function_node): Update for new aliases.
17885         (cgraph_function_or_thunk_node): Likewise.
17886         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
17887         (inline_call): Remove dead aliases.
17888         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
17889         name hack for same body aliases.
17890         (clone_of_p): Look through aliases.
17891         (verify_cgraph_node): Verify aliases.
17892         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
17893         (cgraph_process_same_body_aliases): New function.
17894         (process_function_and_variable_attributes): Disable weakref warning on
17895         alias.
17896         (cgraph_analyze_functions): Handle aliases.
17897         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
17898         (assemble_thunks): Rename to ...
17899         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
17900         (cgraph_expand_function): Remove alias output code.
17901         (cgraph_output_in_order): Skip aliases.
17902         (cgraph_preserve_function_body_p): Aliases don't need preserving.
17903         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
17904         (ipa_record_reference): Do not assert on alias references.
17905         (ipa_ref_has_aliases_p): New function.
17906         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
17907         (ipa_ref_has_aliases_p): Declare.
17908         * lto-cgraph.c (lto_output_node): Handle aliases.
17909         (input_node): Likewise.
17910         * lto-streamer-out.c (lto_output): Skip aliases.
17911         (produce_symtab): Kill same_body_alias code.
17912         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
17913         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
17914         * ipa-inline.c (update_caller_keys): Walk aliases.
17915         (inline_small_functions): Fix thinko in previous patch.
17916         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
17917         (function_and_variable_visibility): Do not walk same body aliases.
17918         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
17919         (ipa_pta_execute): Use it.
17920
17921 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17922
17923         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
17924         (*vec_dupv2df): Rename from vec_dupv2df.
17925         (vec_dupv2df): New expander.
17926
17927 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17928
17929         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
17930
17931 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17932
17933         * config/i386/i386.md: Use default value in "isa" attribute.
17934         * config/i386/sse.md: Ditto.
17935         * config/i386/mmx.md: Ditto.
17936
17937 2011-06-10  Wei Guozhi  <carrot@google.com>
17938
17939         PR target/45335
17940         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
17941         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
17942         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
17943         related peephole2.
17944         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
17945         related peephole2.
17946         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
17947         (arm_legitimate_ldrd_p): New prototype.
17948         (arm_output_ldrd): New prototype.
17949         * config/arm/arm.c (arm_check_ldrd_operands): New function.
17950         (arm_legitimate_ldrd_p): New function.
17951         (arm_output_ldrd): New function.
17952
17953 2011-06-10  David Li  <davidxl@google.com>
17954
17955         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
17956         * passes.c (passr_eq): New function.
17957         (create_pass_tab): New function.
17958         (pass_traverse): New function.
17959         (dump_one_pass): New function.
17960         (dump_pass_list): New function.
17961         (dump_passes): New function.
17962
17963 2011-06-10  Jan Hubicka  <jh@suse.cz>
17964
17965         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
17966         setting the nothrow flag.
17967         * ipa-reference.c (propagate): Skip aliases.
17968         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
17969         (propagate_nothrow): Skip aliases; do not update cgraph.
17970         (local_pure_const): Do not update cgraph.
17971         * tree-profile.c (tree_profiling): Do fixup_cfg.
17972
17973 2011-06-10  Jan Hubicka  <jh@suse.cz>
17974
17975         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
17976         (cgraph_local_node_p): ... here; handle aliases.
17977         (has_addr_references_p): Break out from ...;
17978         (cgraph_remove_unreachable_nodes) ... here.
17979
17980 2011-06-10  Jan Hubicka  <jh@suse.cz>
17981
17982         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
17983         * common.opt (flag_inline_functions_called_once): Do not
17984         initialize to 1.
17985
17986 2011-06-10  Jan Hubicka  <jh@suse.cz>
17987
17988         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
17989         (ipcp_initialize_node_lattices): Do not deal with aliases;
17990         Do not try to propagate through thunks.
17991         (ipcp_change_tops_to_bottom): Do not deal with aliases.
17992
17993 2011-06-10  Jan Hubicka  <jh@suse.cz>
17994
17995         * ipa-prop.c (ipa_write_node_info): Stream jump functions
17996         for indirect calls.
17997         (ipa_read_node_info): Likewise.
17998
17999 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18000
18001         PR lto/49302
18002         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
18003         (build_and_insert_call): Likewise.
18004         (build_and_insert_ref): New.
18005         (gimple_expand_builtin_pow): Minor cleanup.
18006         (gimple_expand_builtin_cabs): New.
18007         (execute_cse_sincos): Add case for BUILT_IN_CABS.
18008
18009 2011-06-10  Jan Hubicka  <jh@suse.cz>
18010
18011         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
18012         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
18013         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
18014         (ipcp_propagate_stage): Skip aliases when propagating.
18015         (ipcp_need_redirect_p): Skip aliases.
18016         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
18017         collect_callers_of_node.
18018         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
18019         for aliases.
18020         (ipa_compute_jump_functions): Look through aliases.
18021
18022 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18023
18024         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
18025
18026 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18027
18028         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
18029         Adjust comments.
18030         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
18031
18032 2011-06-10  Jan Hubicka  <jh@suse.cz>
18033
18034         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
18035         Update call of gimple_get_virt_method_for_binfo.
18036         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
18037         refuse_thunks parameter.
18038         (gimple_fold_call): Update.
18039         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
18040
18041 2011-06-10  Jan Hubicka  <jh@suse.cz>
18042
18043         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
18044         (not_all_callers_have_enough_arguments_p): ... this one; turn into
18045         worker for cgraph_for_node_and_aliases.
18046         (convert_callers_for_node): Break out from ...
18047         (convert_callers): ... here.
18048         (modify_function): Use collect_callers_of_node.
18049         (ipa_early_sra): Use cgraph_for_node_and_aliases.
18050
18051 2011-06-10  Richard Guenther  <rguenther@suse.de>
18052
18053         PR tree-optimization/49361
18054         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
18055         when not already in gimple form.
18056
18057 2011-06-10  Richard Guenther  <rguenther@suse.de>
18058
18059         PR bootstrap/49344
18060         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
18061         FOR_EACH_PHI_OR_STMT_USE.
18062
18063 2011-06-10  Jan Hubicka  <jh@suse.cz>
18064
18065         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
18066         (clone_inlined_nodes): ... here.
18067         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
18068         to real destination prior inlining.
18069         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
18070         can_early_inline_edge_p, want_early_inline_function_p,
18071         want_early_inline_function_p, want_inline_small_function_p,
18072         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
18073         edge_badness, update_all_callee_keys, lookup_recursive_calls,
18074         add_new_edges_to_heap, inline_small_functions, flatten_function,
18075         inline_always_inline_functions, early_inline_small_functions): Use
18076         cgraph_function_or_thunk_node.
18077         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
18078         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
18079         (do_estimate_edge_growth_1): Break out from ...
18080         (do_estimate_growth) ... here; walk aliases.
18081         (inline_generate_summary): Skip aliases.
18082
18083 2011-06-10  Richard Guenther  <rguenther@suse.de>
18084
18085         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
18086         forward when combining, visit inserted stmts when a stmt was changed.
18087
18088 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
18089
18090         * tree.h (error_operand_p): Add.
18091         * dbxout.c (dbxout_type_fields): Use the latter.
18092         * c-decl.c (add_stmt): Likewise.
18093         * gimplify.c (omp_add_variable, omp_notice_variable,
18094         gimplify_scan_omp_clauses): Likewise.
18095
18096 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
18097
18098         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
18099         when a value is actually passed in regs.
18100
18101 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
18102             Laurent Rougé  <laurent.rouge@menta.fr>
18103
18104         * doc/invoke.texi (SPARC options): Add -mflat.
18105         * config/sparc/sparc.opt: Likewise.
18106         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
18107         (sparc_flat_expand_prologue): Declare.
18108         (sparc_flat_expand_epilogue): Likewise.
18109         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
18110         (CPP_ENDIAN_SPEC): Replace with...
18111         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
18112         (CPP_SPEC): Adjust to above change.
18113         (EXTRA_SPECS): Likewise.
18114         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
18115         (INCOMING_REGNO): Likewise.
18116         (OUTGOING_REGNO): Likewise.
18117         (LOCAL_REGNO): Likewise.
18118         (SETUP_FRAME_ADDRESSES): Likewise.
18119         (FIXED_REGISTERS): Set 0 for %fp.
18120         (CALL_USED_REGISTERS): Likewise.
18121         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
18122         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
18123         (RETURN_ADDR_REGNUM): Define.
18124         (RETURN_ADDR_RTX): Use it.
18125         (INCOMING_RETURN_ADDR_REGNUM): Define.
18126         (INCOMING_RETURN_ADDR_RTX): Use it.
18127         (DWARF_FRAME_RETURN_COLUMN): Likewise.
18128         (EH_RETURN_REGNUM): Define.
18129         (EH_RETURN_STACKADJ_RTX): Use it.
18130         (EH_RETURN_HANDLER_RTX): Delete.
18131         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
18132         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
18133         Delete.
18134         (struct machine_function): Add frame_size, apparent_frame_size,
18135         frame_base_reg, frame_base_offset, n_global_fp_regs and
18136         save_local_in_regs_p fields.
18137         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
18138         sparc_frame_base_offset, sparc_n_global_fp_regs,
18139         sparc_save_local_in_regs_p): New macros.
18140         (sparc_option_override): Error out if -fcall-saved-REG is specified
18141         for Out registers.
18142         (eligible_for_restore_insn): Fix formatting.
18143         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
18144         (eligible_for_sibcall_delay): Likewise.
18145         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
18146         (sparc_legitimate_address_p): Adjust to above change.
18147         (save_global_or_fp_reg_p): New predicate.
18148         (return_addr_reg_needed_p): Likewise.
18149         (save_local_or_in_reg_p): Likewise.
18150         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
18151         (SORR_SAVE, SORR_RESTORE): Delete.
18152         (sorr_pred_t): New typedef.
18153         (sorr_act_t): New enum.
18154         (save_or_restore_regs): Rename to...
18155         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
18156         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
18157         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
18158         mechanism.  Add CFI information for double-word saves in 32-bit mode.
18159         (emit_adjust_base_to_offset): New function extracted from...
18160         (emit_save_or_restore_regs): ...this.  Rename the rest to...
18161         (emit_save_or_restore_regs_global_fp_regs): ...this.
18162         (emit_save_or_restore_regs_local_in_regs): New function.
18163         (gen_create_flat_frame_[123]): New functions.
18164         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
18165         (sparc_flat_expand_prologue): New function.
18166         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
18167         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
18168         (sparc_flat_expand_epilogue): New function.
18169         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
18170         (output_return): Likewise.
18171         (output_sibcall): Likewise.
18172         (sparc_output_mi_thunk): Likewise.
18173         (sparc_frame_pointer_required): Likewise.
18174         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
18175         function optimization.
18176         * config/sparc/sparc.md (flat): New attribute.
18177         (prologue): Add TARGET_FLAT handling.
18178         (save_register_window): Disable if TARGET_FLAT.
18179         (create_flat_frame_[123]): New patterns.
18180         (epilogue): Add TARGET_FLAT handling.
18181         (sibcall_epilogue): Likewise.
18182         (eh_return): New expander.
18183         (eh_return_internal): New insn and splitter.
18184         (return_internal): Add TARGET_FLAT handling.
18185         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
18186         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
18187         (nonlocal_goto): Add TARGET_FLAT handling.
18188         * config/sparc/t-elf: Add -mflat multilib.
18189         * config/sparc/t-leon: Likewise.
18190
18191 2011-06-10  Jan Hubicka  <jh@suse.cz>
18192
18193         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
18194         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
18195         (self_recursive_p): Use cgraph_function_node.
18196         (propagate_pure_const): Likewise.
18197         (propagate_nothrow): Likewise.
18198         * ipa-reference.c (ipa_reference_get_not_read_global): Use
18199         cgraph_function_node.
18200         (propagate_bits): Likewise.
18201         (propagate): Likewise.
18202
18203 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18204             Richard Earnshaw  <rearnsha@arm.com>
18205
18206         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
18207         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
18208         (*thumb2_movdi_vfp): Delete.
18209         (*arm_movdi_vfp_cortexa8): Delete.
18210         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
18211         (*movdi_vfp_cortexa8): Likewise.
18212
18213 2011-06-10  Richard Guenther  <rguenther@suse.de>
18214
18215         * stor-layout.c (initialize_sizetypes): Give names to all
18216         sizetype kinds.
18217
18218 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
18219
18220         PR tree-optimization/49318
18221         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
18222         irrelevant pattern statements.
18223
18224 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18225
18226         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
18227
18228         PR bootstrap/49354
18229         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
18230         to last assignment.
18231
18232 2011-06-09  Jan Hubicka  <jh@suse.cz>
18233
18234         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
18235         do not recompute reachable flag.
18236         (cgraph_finalize_function, cgraph_analyze_functions): Set
18237         redefined_extern_inline here.
18238
18239 2011-06-09  Jan Hubicka  <jh@suse.cz>
18240
18241         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
18242         (cgraph_only_called_directly_p): ... this one; bring offline.
18243         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
18244         varpool_used_from_object_file_p): Drop names from the declaratoin.
18245         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
18246         collect_callers_of_node): New.
18247         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
18248         (cgraph_edge_recursive_p): Use cgraph_function_node.
18249         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
18250         (cgraph_node_cannot_be_local_p_1): Break out from ...
18251         (cgraph_node_can_be_local_p): ... here; walk aliases.
18252         (cgraph_for_node_thunks_and_aliases): New function.
18253         (cgraph_for_node_and_aliases): New function.
18254         (cgraph_make_node_local_1): Break out from ...
18255         (cgraph_make_node_local) ... here; use
18256         cgraph_for_node_thunks_and_aliases.
18257         (cgraph_set_nothrow_flag_1): Break out from ...
18258         (cgraph_set_nothrow_flag) ... here;
18259         use cgraph_for_node_thunks_and_aliases.
18260         (cgraph_set_const_flag_1): Break out from ...
18261         (cgraph_set_const_flag) ... here;
18262         use cgraph_for_node_thunks_and_aliases.
18263         (cgraph_set_pure_flag_1): Break out from ...
18264         (cgraph_set_pure_flag) ... here;
18265         use cgraph_for_node_thunks_and_aliases.
18266         (cgraph_propagate_frequency_1): Break out from ...
18267         (cgraph_propagate_frequency) ... here; use
18268         cgraph_for_node_thunks_and_aliases.
18269         (cgraph_used_from_object_file_p): Do not care about aliases.
18270         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
18271         New functions.
18272         (collect_callers_of_node_1, collect_callers_of_node): New functions.
18273
18274 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18275
18276         PR rtl-optimization/49154
18277         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
18278         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
18279         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
18280         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
18281         * config/cris/cris.h (cris_register_move_cost): Remove
18282         !TARGET_V32 code.  Tweak comments.
18283
18284 2011-06-09  Jan Hubicka  <jh@suse.cz>
18285
18286         * cgraphbuild.c (record_eh_tables): Mark personality function as having
18287         address taken.
18288
18289 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18290
18291         PR rtl-optimization/49154
18292         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
18293         is a matching slot in the hashtable, assign it to classes_ptr.
18294
18295         PR rtl-optimization/49154
18296         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
18297         register classes.
18298         * doc/tm.texi: Regenerate.
18299
18300 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
18301
18302         PR target/49307
18303         * config/sh/sh.md (UNSPEC_CHKADD): New.
18304         (chk_guard_add): New define_insn_and_split.
18305         (symGOT_load): Use chk_guard_add instead of blockage.
18306
18307 2011-06-09  Kai Tietz  <ktietz@redhat.com>
18308
18309         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
18310
18311 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
18312
18313         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
18314
18315 2011-06-09  Wei Guozhi  <carrot@google.com>
18316
18317         PR target/46975
18318         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
18319         (peephole2 for conditional move): Generate 16 bit instructions.
18320
18321 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
18322
18323         * config/i386/i386.md (*movdi_internal_rex64): Merge
18324         alternatives 6 and 8.
18325
18326 2011-06-09  David Li  <davidxl@google.com>
18327
18328         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18329         * passes.c (passr_eq): New function.
18330         (create_pass_tab): New function.
18331         (pass_traverse): New function.
18332         (dump_one_pass): New function.
18333         (dump_pass_list): New function.
18334         (dump_passes): New function.
18335
18336 2011-06-09  David Li  <davidxl@google.com>
18337
18338         * tree-complex.c (tree_lower_complex): Gate cleanup.
18339         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
18340         (execute_optimize_stdarg): Ditto.
18341         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
18342         (execute_cleanup_eh_1): Ditto.
18343         (execute_cleanup_eh): Ditto.
18344         * gcse.c (gate_rtl_pre): Ditto.
18345         (execute_rtl_pre): Ditto.
18346         * except.c (finish_eh_generation): Ditto.
18347         (convert_to_eh_region_ranges): Ditto.
18348         * cprop.c (one_cprop_pass): Ditto.
18349
18350 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
18351
18352         PR target/48673
18353         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
18354         in all basic blocks.
18355
18356 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18357
18358         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
18359         (HAVE_ENABLE_EXECUTE_STACK): Define.
18360         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
18361         (HAVE_ENABLE_EXECUTE_STACK): Define.
18362         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
18363         (HAVE_ENABLE_EXECUTE_STACK): Define.
18364         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
18365         (ENABLE_EXECUTE_STACK): Remove.
18366         (HAVE_ENABLE_EXECUTE_STACK): Define.
18367         [IN_LIBGCC2]: Don't include <windows.h>.
18368         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18369         (HAVE_ENABLE_EXECUTE_STACK): Define.
18370         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
18371         (HAVE_ENABLE_EXECUTE_STACK): Define.
18372         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
18373         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
18374         (HAVE_ENABLE_EXECUTE_STACK): Define.
18375         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
18376         (HAVE_ENABLE_EXECUTE_STACK): Define.
18377         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
18378         (HAVE_ENABLE_EXECUTE_STACK): Define.
18379         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18380         (HAVE_ENABLE_EXECUTE_STACK): Define.
18381         * config/alpha/alpha.c (alpha_trampoline_init): Test
18382         HAVE_ENABLE_EXECUTE_STACK.
18383         * config/i386/i386.c (ix86_trampoline_init): Likewise.
18384         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
18385         (sparc64_initialize_trampoline): Likewise.
18386         * libgcc2.c [L_enable_execute_stack]: Remove.
18387         * system.h (ENABLE_EXECUTE_STACK): Poison.
18388         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
18389         * doc/tm.texi: Regenerate.
18390         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
18391
18392 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
18393
18394         PR middle-end/49308
18395         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
18396         variable.  After resetting and rescanning insn continue with previous
18397         statement.
18398
18399 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18400
18401         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
18402         (gcc_cv_ld_hidden): Likewise.
18403         * configure: Regenerate.
18404         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
18405         (ix86_stack_protect_fail): Mark unused.
18406         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
18407         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
18408         [TARGET_MACHO]: Don't define.
18409         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
18410         (TARGET_STACK_PROTECT_FAIL): Likewise.
18411         (rs6000_stack_protect_fail): Mark unused.
18412         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
18413         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
18414
18415 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18416
18417         * varasm.c (get_section): Print location of other conflict
18418         for section conflicts.
18419
18420 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18421
18422         * config/i386/driver-i386.c (host_detect_local_cpu):
18423         Add model 0x2d Intel CPU.
18424
18425 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18426
18427         * reginfo.c (global_regs_decl): Add.
18428         (globalize_reg): Add decl parameter. Compute location.  Pass location
18429         to warnings and add inform. Store decl in global_regs_decl.
18430         * rtl.h (globalize_reg): Update prototype.
18431         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
18432
18433 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
18434
18435         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
18436
18437 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18438
18439         PR target/49305
18440         * config/sh/predicates.md (general_movsrc_operand): Check
18441         mode for memory with indexed address for QI and HImode.
18442         (general_movdst_operand): Likewise.
18443
18444 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18445
18446         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
18447
18448 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
18449
18450         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
18451         (num_ssa_operands): Likewise.
18452         (op_iter_init_phiuse): Forward-declare.
18453         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
18454
18455 2011-06-08  Nick Clifton  <nickc@redhat.com>
18456
18457         * doc/invoke.texi (ARM Options): Update description of
18458         -mthumb-interwork.
18459
18460 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
18461
18462         * config/i386/driver-i386.c (host_detect_local_cpu): Support
18463         unknown Intel family 0x6 CPUs.
18464
18465 2011-06-08  Martin Jambor  <mjambor@suse.cz>
18466
18467         * tree-sra.c (mark_rw_status): Removed.
18468         (analyze_access_subtree): New parameter parent instead of
18469         mark_read and mark_write, propagate from that.
18470
18471 2011-06-08  Julian Brown  <julian@codesourcery.com>
18472
18473         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18474         for double-precision helper functions in hard-float mode if only
18475         single-precision arithmetic is supported in hardware.
18476
18477 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
18478
18479         PR rtl-optimization/49303
18480         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
18481         code_motion_path_driver returned 0 or 1.
18482         (sel_region_finish): Clear h_d_i_d.
18483
18484 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18485
18486         * config/sh/sh.c (prepare_move_operands): Set pic register
18487         appropriately for global and local dynamic tls models even
18488         if flag_pic is unset.
18489
18490 2011-06-07  Jason Merrill  <jason@redhat.com>
18491
18492         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
18493
18494 2011-06-07  Xinliang David Li  <davidxl@google.com>
18495         * passes.c (enable_disable_pass): Handle assembler name.
18496         (is_pass_explicitly_enabled_or_disabled): Ditto.
18497
18498 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18499
18500         PR tree-optimization/48497
18501         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
18502
18503 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18504
18505         PR tree-optimization/46728
18506         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
18507         to use gimple_val_nonnegative_real_p.
18508         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
18509         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
18510
18511 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
18512
18513         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
18514
18515 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
18516
18517         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
18518         constant vectors.
18519
18520 2011-06-07  Richard Guenther  <rguenther@suse.de>
18521
18522         * stor-layout.c (initialize_sizetypes): Initialize all
18523         sizetypes based on target definitions.
18524         (set_sizetype): Remove.
18525         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
18526         * tree.h (set_sizetype): Remove.
18527
18528 2011-06-07  Nick Clifton  <nickc@redhat.com>
18529
18530         * config.gcc: Unify V850 architecture options and add support for
18531         newer V850 architectures.
18532         * config/v850/t-v850e: Delete.
18533
18534 2011-06-07  Richard Guenther  <rguenther@suse.de>
18535
18536         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
18537         Call set_sizetype from here.
18538
18539 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
18540
18541         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
18542         (*maddhisi4tb, *maddhisi4tt): New define_insns.
18543
18544 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
18545             Andrew Stubbs  <ams@codesourcery.com>
18546
18547         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
18548         multiplies.
18549         * doc/md.texi (Canonicalization of Instructions): Document widening
18550         multiply canonicalization.
18551
18552 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
18553
18554         PR gcov-profile/49299
18555         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
18556
18557 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
18558
18559         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
18560         a pointer.
18561         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
18562         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
18563         vect_recog_pow_pattern): Likewise.
18564         (vect_pattern_recog_1): Remove declaration.
18565         (widened_name_p): Remove declaration.  Add new argument to specify
18566         whether to check that both types are either signed or unsigned.
18567         (vect_recog_widen_mult_pattern): Update documentation.  Handle
18568         unsigned patterns and multiplication by constants.
18569         (vect_pattern_recog_1): Update vect_recog_func references.  Use
18570         statement information from the statement returned from pattern
18571         detection functions.
18572         (vect_pattern_recog): Update vect_recog_func reference.
18573         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
18574         multiplication by a constant use the type of the other operand.
18575
18576 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
18577
18578         PR rtl-optimization/49145
18579         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
18580
18581 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
18582
18583         PR debug/49262
18584         * dwarf2out.c (native_encode_initializer): Decrement count in each
18585         iteration.
18586
18587         PR debug/49294
18588         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
18589         non-MODE_INT modes.
18590
18591         PR c++/49264
18592         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
18593         if stmt folded into nothing.
18594         * tree-inline.c (fold_marked_statements): If a builtin at the end of
18595         a bb folded into nothing, just update cgraph edges and move to next bb.
18596         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
18597         to be NULL.  Don't compute count and frequency if new_call is NULL.
18598
18599 2011-06-04  Diego Novillo  <dnovillo@google.com>
18600
18601         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
18602         (cgraph.o): Likewise.
18603         (cgraphunit.o): Likewise.
18604         * cgraphunit.c: Include lto-streamer.h
18605         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
18606         if LTO is enabled.
18607         * lto-streamer-in.c (unpack_value_fields): Call
18608         streamer_hooks.unpack_value_fields if set.
18609         (lto_materialize_tree): For unhandled nodes, first try to
18610         call lto_streamer_hooks.alloc_tree, if it exists.
18611         (lto_input_ts_decl_common_tree_pointers): Move reading of
18612         DECL_INITIAL to lto_streamer_read_tree.
18613         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
18614         (lto_streamer_read_tree): New.
18615         (lto_reader_init): Rename from lto_init_reader.
18616         Move initialization code to lto/lto.c.
18617         * lto-streamer-out.c (pack_value_fields): Call
18618         streamer_hooks.pack_value_fields if set.
18619         (lto_output_tree_ref): For tree nodes that are not normally indexable,
18620         call streamer_hooks.indexable_with_decls_p before giving up.
18621         (lto_output_ts_decl_common_tree_pointers): Move handling
18622         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
18623         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
18624         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
18625         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
18626         (lto_streamer_write_tree): New.
18627         (lto_output): Call lto_streamer_init directly.
18628         (lto_writer_init): Remove.
18629         * lto-streamer.c (streamer_hooks): New.
18630         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
18631         instead of lto_preload_common_nodes.
18632         (lto_is_streamable): Move from lto-streamer.h
18633         (lto_streamer_hooks_init): New.
18634         (streamer_hooks): New.
18635         (streamer_hooks_init): New.
18636         * lto-streamer.h (struct output_block): Forward declare.
18637         (struct lto_input_block): Likewise.
18638         (struct data_in): Likewise.
18639         (struct bitpack_d): Likewise.
18640         (struct streamer_hooks): Declare.
18641         (streamer_hooks): Declare.
18642         (lto_streamer_hooks_init): Declare.
18643         (lto_streamer_write_tree): Declare.
18644         (lto_streamer_read_tree): Declare.
18645         (streamer_hooks_init): Declare.
18646         (lto_is_streamable): Move to lto-streamer.c
18647
18648 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
18649
18650         * longlong.h (smul_ppmm): The resulting register pair contains the
18651         higher order word first.
18652
18653 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18654
18655         PR tree-optimization/46728
18656         * builtins.c (powi_table): Remove.
18657         (powi_lookup_cost): Remove.
18658         (powi_cost): Remove.
18659         (expand_powi_1): Remove.
18660         (expand_powi): Remove.
18661         (expand_builtin_pow_root): Remove.
18662         (expand_builtin_pow): Remove.
18663         (expand_builtin_powi): Eliminate handling of constant exponent.
18664         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
18665
18666 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18667
18668         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
18669
18670 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18671
18672         * dce.c (reset_unmarked_insns_debug_uses): New.
18673         (delete_unmarked_insns): Skip debug insns.
18674         (prescan_insns_for_dce): Likewise.
18675         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
18676         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
18677         active reg can be found.
18678         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
18679         (convert_regs_1): Use it.
18680
18681 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18682
18683         * tree-pretty-print.c (dump_function_header): Add flags.
18684         Don't dump decl_uid with nouid.
18685         * tree-pretty-print.h (dump_function_header): Adjust.
18686         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
18687         * passes.c (pass_init_dump_file): Pass dump_flags on.
18688         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
18689
18690 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18691
18692         PR bootstrap/49270
18693         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
18694
18695 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
18696
18697         PR tree-optimization/49243
18698         * calls.c (setjmp_call_p): Also check if fndecl has the
18699         returns_twice attribute.
18700
18701 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18702
18703         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
18704         -ffast-math etc.
18705
18706 2011-06-06  Richard Henderson  <rth@redhat.com>
18707             Georg-Johann Lay  <avr@gjlay.de>
18708
18709         PR target/42210
18710         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
18711         New predicates.
18712         * config/avr/avr.md ("insv"): New insn expander.
18713         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
18714         "*insv.not.io", "*insv.reg"): New insns.
18715
18716 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
18717
18718         PR target/49285
18719         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
18720         to nonimmediate_operand from memory_operand for the operand that is to
18721         be forced to memory by the expander.  Lose the constraints.
18722
18723 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
18724
18725         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
18726         EH return when delayed branches are disabled.
18727
18728 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
18729
18730         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
18731         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
18732         calculation.
18733         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
18734         Simplify MODE_V1DF and MODE_V2SF handling.
18735         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
18736         Simplify MODE_SF handling.
18737
18738 2011-06-04  Jan Hubicka  <jh@suse.cz>
18739
18740         PR tree-optimization/48893
18741         PR tree-optimization/49091
18742         PR tree-optimization/49179
18743         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
18744         Bounds check.
18745
18746 2011-06-04  Jan Hubicka  <jh@suse.cz>
18747
18748         PR lto/48954
18749         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
18750         bitmaps.
18751
18752 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
18753
18754         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
18755
18756 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
18757
18758         PR target/49281
18759         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
18760         to be strictly smaller than 1 << shiftcount.
18761
18762 2011-06-04  Jan Hubicka  <jh@suse.cz>
18763
18764         PR tree-optimize/48929
18765         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
18766         of empty predicate.
18767
18768 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
18769
18770         PR debug/48333
18771         * calls.c (emit_call_1): Prefer the __builtin declaration of
18772         builtin functions.
18773
18774 2011-06-03   Diego Novillo  <dnovillo@google.com>
18775
18776         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
18777         (lto_input_tree_pointers): Likewise.
18778         * lto-streamer-out.c (pack_value_fields): Likewise.
18779         (lto_output_tree_pointers): Likewise.
18780         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
18781         and OPTIMIZATION_NODE.
18782
18783 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18784
18785         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
18786         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
18787         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
18788         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
18789         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
18790         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
18791         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
18792         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
18793         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
18794         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
18795         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
18796         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
18797         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
18798         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
18799         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
18800         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
18801         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
18802         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
18803         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
18804         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
18805         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
18806         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
18807         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
18808         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
18809         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
18810         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
18811         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
18812         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
18813         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
18814         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
18815         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
18816         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
18817         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
18818         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
18819         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
18820         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
18821         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
18822         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
18823         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
18824         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
18825         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
18826         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
18827         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
18828         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
18829         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
18830         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
18831         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
18832         * system.h (MD_UNWIND_SUPPORT): Poison.
18833         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
18834         * doc/tm.texi: Regenerate.
18835         * unwind-dw2.c: Include md-unwind-support.h instead of
18836         MD_UNWIND_SUPPORT.
18837         * config/ia64/unwind-ia64.c: Likewise.
18838         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18839
18840 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
18841
18842         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
18843
18844 2011-06-03  Richard Henderson  <rth@redhat.com>
18845             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18846
18847         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
18848         (sigill_hdlr): Correct insn, insn size.
18849         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
18850
18851 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18852
18853         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
18854         t-slibgcc-dummy.
18855         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
18856         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
18857         * config/mips/t-iris: Remove.
18858         * config/mips/t-irix6: New file.
18859         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
18860
18861 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18862
18863         * Makefile.in (LIB2ADDEHDEP): Remove.
18864         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
18865         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
18866         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
18867         * config/t-darwin (LIB2ADDEHDEP): Remove.
18868         * config/t-freebsd (LIB2ADDEHDEP): Remove.
18869         * config/t-linux (LIB2ADDEHDEP): Remove.
18870
18871 2011-06-03  Diego Novillo  <dnovillo@google.com>
18872
18873         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
18874         (lto_register_var_decl_in_symtab): Likewise.
18875         (lto_register_function_decl_in_symtab): Likewise.
18876         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
18877         logic to uniquify_nodes.
18878
18879 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18880
18881         * config/alpha/t-osf5: Remove.
18882         * config/alpha/t-osf-pthread: Remove.
18883         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
18884         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
18885
18886 2011-06-03  Julian Brown  <julian@codesourcery.com>
18887
18888         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
18889         (strongarm1110): Use strongarm tuning.
18890         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
18891         * config/arm/arm.c (arm_strongarm_tune): New.
18892         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
18893         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
18894         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
18895         setting, using previous defaults or 1 for Cortex-A5.
18896         (arm_option_override): Set max_insns_skipped from current tuning.
18897
18898 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
18899
18900         * doc/install.texi (Options specification): Document --with-specs.
18901
18902 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18903
18904         * config/arm/neon.md (orndi3_neon): Actually split it.
18905
18906 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18907
18908         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
18909         * var-tracking.c (reverse_op): Limite recurse depth to 5.
18910
18911 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18912
18913         PR debug/47590
18914         * target.def (delay_sched2, delay_vartrack): New.
18915         * doc/tm.texi.in: Update.
18916         * doc/tm.texi: Rebuild.
18917         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
18918         * var-tracking.c (gate_handle_var_tracking): Likewise.
18919         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
18920         (bfin_flag_var_tracking): Drop.
18921         (output_file_start): Don't save and override flag_var_tracking.
18922         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
18923         (bfin_reorg): Test original variables.
18924         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18925         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
18926         (ia64_flag_var_tracking): Drop.
18927         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18928         (ia64_file_start): Don't save and override flag_var_tracking.
18929         (ia64_override_options_after_change): Ditto
18930         flag_schedule_insns_after_reload.
18931         (ia64_reorg): Test original variables.
18932         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
18933         (picochip_flag_var_tracking): Drop.
18934         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18935         (picochip_option_override): Don't save and override
18936         flag_schedule_insns_after_reload.
18937         (picochip_asm_file_start): Ditto flag_var_tracking.
18938         (picochip_reorg): Test original variables.
18939         * config/spu/spu.c (spu_flag_var_tracking): Drop.
18940         (TARGET_DELAY_VARTRACK): Define.
18941         (spu_var_tracking): New.
18942         (spu_machine_dependent_reorg): Call it.
18943         (asm_file_start): Don't save and override flag_var_tracking.
18944
18945 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
18946
18947         PR target/49163
18948         * config/sh/predicates.md (general_movsrc_operand): Return 0
18949         for memory and memory subreg of which address is an invalid
18950         indexed address for QI and HImode.
18951         (general_movdst_operand): Likewise.
18952
18953 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
18954
18955         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
18956         edges only, when there is a non-local label in the function.
18957         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
18958
18959 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
18960
18961         * config/i386/constraints.md (Y3): New register constraint.
18962         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
18963         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
18964         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
18965         *sse2_interleave_lowv2df.
18966
18967 2011-06-02  Julian Brown  <julian@codesourcery.com>
18968
18969         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
18970         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
18971         (arm_cortex_a5_tune): New.
18972
18973 2011-06-02  Julian Brown  <julian@codesourcery.com>
18974
18975         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
18976         * config/arm/arm.c (arm_default_branch_cost): New.
18977         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
18978         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
18979         (arm_fa726_tune): Set branch_cost field using
18980         arm_default_branch_cost.
18981         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
18982         current_tune structure.
18983         * dojump.c (tm_p.h): Include file.
18984
18985 2011-06-02  Julian Brown  <julian@codesourcery.com>
18986
18987         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
18988         tuning.
18989         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
18990         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
18991         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
18992         field.
18993         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
18994         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
18995         (arm_fa726te_tune): Add prefer_constant_pool setting.
18996         (arm_v6t2_tune, arm_cortex_tune): New.
18997         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
18998         prefer_constant_pool setting.
18999
19000 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19001
19002         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
19003         switch statement.
19004         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
19005         (*movdf_internal) <case 6,7,8>: Ditto.
19006
19007         * config/i386/constraints.md (Y4): New register constraint.
19008         * config/i386/sse.md (vec_set<mode>_0): Merge with
19009         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
19010         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
19011         *vec_extractv2di_1_sse.
19012         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
19013         and *vec_concatv2di_rex64_sse.
19014
19015 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
19016
19017         PR target/48807
19018         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
19019         of cgraph_local_info for null before attempting to use it.
19020
19021 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19022
19023         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
19024         (current_function_dynamic_alloc_count): Delete.
19025         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
19026         (expand_builtin_nonlocal_goto): Remove obsolete comment.
19027         (expand_builtin_update_setjmp_buf): Remove dead code.
19028         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
19029         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
19030         support.
19031         * function.c (instantiate_virtual_regs): Likewise.
19032         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
19033         for a block with a single abnormal incoming edge.
19034         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
19035         (SETJMP_VIA_SAVE_AREA): Delete.
19036         * config/sparc/sparc-protos.h (load_got_register): Declare.
19037         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19038         (load_got_register): Make global.
19039         (sparc_frame_pointer_required): Add 'static'.
19040         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
19041         (sparc_builtin_setjmp_frame_value): New function.
19042         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
19043         (save_stack_nonlocal): New expander.
19044         (restore_stack_nonlocal): Likewise.
19045         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
19046         (nonlocal_goto_internal): New insn.
19047         (goto_handler_and_restore): Delete.
19048         (builtin_setjmp_setup): Likewise.
19049         (do_builtin_setjmp_setup): Likewise.
19050         (setjmp): Likewise.
19051         (builtin_setjmp_receiver): New expander.
19052
19053 2011-06-01  David Li  <davidxl@google.com>
19054
19055         PR middle-end/49261
19056         * tree-pretty-print.c (dump_function_header): Format cleanup.
19057
19058 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
19059
19060         PR target/49238
19061         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
19062         needed when original operands are used for msw_skip comparison.
19063
19064 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19065
19066         PR debug/49250
19067         * var-tracking.c (add_uses, add_stores): Don't call
19068         cselib_subst_to_values on ENTRY_VALUE.
19069
19070 2011-06-01  Diego Novillo  <dnovillo@google.com>
19071
19072         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
19073         output_record_start with LTO_null instead of output_zero.
19074         (lto_output_ts_binfo_tree_pointers): Likewise.
19075         (lto_output_tree): Likewise.
19076         (output_eh_try_list): Likewise.
19077         (output_eh_region): Likewise.
19078         (output_eh_lp): Likewise.
19079         (output_eh_regions): Likewise.
19080         (output_bb): Likewise.
19081         (output_function): Likewise.
19082         (output_unreferenced_globals): Likewise.
19083         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
19084         instead of NUM_TREE_CODES.
19085         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
19086         (lto_output_int_in_range): Change << to >> when shifting VAL.
19087
19088 2011-06-01  Diego Novillo  <dnovillo@google.com>
19089
19090         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
19091         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
19092
19093 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19094
19095         PR target/45074
19096         * optabs.h (valid_multiword_target_p): Declare.
19097         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
19098         doing multi-word operations.
19099         * optabs.c (expand_binop): Likewise.
19100         (expand_doubleword_bswap): Likewise.
19101         (expand_absneg_bit): Likewise.
19102         (expand_unop): Likewise.
19103         (expand_copysign_bit): Likewise.
19104         (multiword_target_p): New function.
19105
19106 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19107
19108         PR rtl-optimization/48830
19109         PR rtl-optimization/48808
19110         PR rtl-optimization/48792
19111         * reload.c (push_reload): Check contains_reg_of_mode.
19112         * reload1.c (strip_paradoxical_subreg): New function.
19113         (gen_reload_chain_without_interm_reg_p): Use it to handle
19114         paradoxical subregs.
19115         (emit_output_reload_insns, gen_reload): Likewise.
19116
19117 2011-06-01  David Li  <davidxl@google.com>
19118
19119         * predict.c : Change pass name
19120         * ipa.c: Ditto.
19121         * dce.c: Ditto.
19122         * tree-profile.c: Ditto.
19123         * except.c: Ditto.
19124
19125 2011-06-01  David Li  <davidxl@google.com>
19126
19127         * tree-pretty-print.c (dump_function_header): New function.
19128         * final.c (rest_of_clean_state): Use header dumper.
19129         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
19130         * passes.c (pass_init_dump_file): Use header dumper.
19131
19132 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19133
19134         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
19135         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
19136         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
19137         New functions.
19138         (mem_loc_descriptor): Use them.
19139
19140         * var-tracking.c (create_entry_value): New function.
19141         (vt_add_function_parameter): Use it.
19142
19143 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19144
19145         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
19146         Include <signal.h>, <ucontext.h>.
19147         (sigill_caught): Define.
19148         (sigill_hdlr): New function.
19149         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
19150         insns can be executed.
19151         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
19152         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
19153
19154 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19155
19156         * config/t-slibgcc-darwin: Move to ...
19157         * config/t-slibgcc-dummy: ... this.  Clarify comments.
19158         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
19159         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
19160         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
19161         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
19162         Remove i386/t-crtstuff from tmake_file.
19163         (i[34567]86-*-solaris2*): Remove t-svr4,
19164         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
19165         t-slibgcc-dummy.
19166         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
19167         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
19168         sparc/t-crtfm from tmake_file.
19169         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
19170         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
19171         Remove extra_parts.
19172         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
19173         * config/i386/t-nwld (SHLIB_LINK): Remove.
19174         * config/i386/t-rtems-i386: Rename to ...
19175         * config/i386/t-rtems: ... this.
19176         ($(T)crti.o, $(T)crtn.o): Remove.
19177         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
19178         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
19179         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
19180         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
19181         EXTRA_MULTILIB_PARTS): Remove.
19182         * config/sparc/t-sol2-64: Likewise.
19183         * config/sparc/t-sol2: Remove.
19184         * config/sparc/t-crtin: Remove.
19185         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
19186         * config/i386/gmon-sol2.c: Remove.
19187         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
19188         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
19189         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
19190         * config/i386/sol2-gc1.asm: Remove.
19191         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
19192         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
19193         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
19194         * config/t-slibgcc-sld: Remove.
19195
19196 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19197
19198         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
19199         base_type_for_mode with op_mode instead of mode.
19200
19201 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
19202
19203         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
19204         Cortex-A15.
19205         * config/arm/arm-tune.md: Regenerate.
19206         * config/arm/arm-tables.opt: Regenerate.
19207         * config/arm/arm.c (FL_DIV): Rename...
19208         (FL_THUMB_DIV): ... to this.
19209         (FL_ARM_DIV): Define.
19210         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
19211         (arm_arch_hwdiv): Remove.
19212         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
19213         (arm_issue_rate): Add cortexr5.
19214         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
19215         __ARM_ARCH_EXT_IDIV__.
19216         (TARGET_IDIV): Define.
19217         (arm_arch_hwdiv): Remove.
19218         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
19219         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
19220         (divsi3, udivsi3): New patterns.
19221         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
19222         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
19223
19224 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19225
19226         * ipa-utils.c (ipa_dfs_info): New field scc_no.
19227         * ipa-utils.c (searchc): Set scc_no.
19228
19229 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19230
19231         * ipa-utils.c (searchc_env): New field allow_overwritable.
19232         (searchc): do not ignore edges to overwritable nodes if indicated
19233         by env->allow_overwritable.
19234         (ipa_reduced_postorder): Set env.allow_overwritable.
19235
19236 2011-06-01  Richard Guenther  <rguenther@suse.de>
19237
19238         * tree.c (free_lang_data): Do not reset boolean_type_node nor
19239         char_type_node.
19240         * lto-streamer.c (lto_record_common_node): Take node pointer,
19241         do not register types.
19242         (lto_preload_common_nodes): Explicitly skip preloading nodes
19243         that differ between frontends.
19244
19245 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19246
19247         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
19248         NON_FLOAT_REGS.
19249
19250 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19251
19252         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
19253         parameter value for dump. Dump cost on outermost call only.
19254         (rs6000_memory_move_cost): Dump cost on outermost call only.
19255
19256 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19257
19258         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
19259         DW_OP_GNU_convert ops.
19260
19261         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
19262         cselib_preserve_constants.
19263         (cselib_lookup_1): If cselib_preserve_constants,
19264         a new VALUE is being created for REG and there is a VALUE for the
19265         same register in wider mode, add another loc with lowpart SUBREG of
19266         the wider VALUE.
19267         (cselib_subst_to_values): Handle ENTRY_VALUE.
19268         * var-tracking.c  (replace_expr_with_values): Return NULL for
19269         ENTRY_VALUE too.
19270         * dwarf2out.c (convert_descriptor_to_signed): New function.
19271         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
19272         instead of two shifts.
19273         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
19274         the right mode if needed.
19275         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
19276         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
19277         convert_descriptor_to_signed.
19278         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
19279         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
19280
19281         PR target/48688
19282         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
19283
19284 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19285
19286         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
19287         of X87MODEI12 and SWI48x instead of SSEMODEI24.
19288         (SWI248x): New mode iterator, rename from X87MODEI.
19289         (X87MODEI): Remove mode iterator.
19290         (X87MODEI12): Ditto.
19291         (SSEMODEI24): Ditto.
19292
19293 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19294
19295         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
19296         * doc/invoke.texi: Document max-vartrack-expr-depth.
19297         * var-tracking.c (EXPR_DEPTH): New.
19298         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
19299
19300 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19301
19302         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
19303         * config/i386/sse.md: Add n to negated FMA pattern names.
19304
19305 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19306
19307         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
19308
19309 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19310
19311         * gengtype-state.c (read_state_params_structs): Initialize previous.
19312
19313 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19314
19315         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
19316         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
19317
19318 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19319
19320         * config/i386/i386.md (*movtf_internal): Avoid allocating general
19321         registers.  Penalize F*r->o alternative to prevent partial memory
19322         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
19323         CONST_DOUBLE immediates when optimizing function for size.  Do not move
19324         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19325         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
19326         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
19327         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
19328         alternatives.
19329         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
19330
19331         (fp_register_operand splitters): Use fp_register_operand
19332         constraint.  Do not use FP_REG_P in insn condition.
19333         (any_fp_register_operand splitters): Use any_fp_register_operand
19334         constraint.  Do not use ANY_FP_REG_P in insn condition.
19335
19336 2011-05-31  Jan Hubicka  <jh@suse.cz>
19337
19338         * cgraph.h (cgraph_inline_failed_t): Give enum a name
19339         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
19340         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
19341         (lto_output_edge): Use output_enum and var_len_unsigned.
19342         (lto_output_varpool_node): Likewise.
19343         (input_overwrite_node): Do not take resolution parameter;
19344         extract it from a bitpack.
19345         (input_node): Do not read resolution; use input_enum and
19346         var_len_unsigned.
19347         (input_varpool_node): Likewise.
19348         (input_edge): Likewise.
19349         (input_cgraph_1): Likewise.
19350
19351 2011-05-31  Richard Guenther  <rguenther@suse.de>
19352
19353         * gimple.c (gimple_register_canonical_type): Do not register
19354         any types via gimple_register_type.
19355
19356 2011-05-31  Jan Hubicka  <jh@suse.cz>
19357
19358         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
19359         of thunks.
19360
19361 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19362
19363         PR rtl-optimization/49235
19364         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
19365         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
19366
19367 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
19368
19369         PR tree-optimization/49093
19370         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
19371         data references.
19372
19373 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
19374
19375         PR debug/49047
19376         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
19377         for concrete functions containing the code of cloned functions.
19378
19379 2011-05-31  Richard Guenther  <rguenther@suse.de>
19380
19381         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
19382         to ...
19383         (forward_propagate_into_comparison_1): ... this.
19384         (forward_propagate_comparison): Rename to ...
19385         (forward_propagate_into_comparison): ... this.  Split out
19386         real forward propagation code to ...
19387         (forward_propagate_comparison): ... this.
19388         (forward_propagate_into_gimple_cond): Remove looping.
19389         (forward_propagate_into_cond): Likewise.
19390         (simplify_not_neg_expr): Return whether we have done something.
19391         (simplify_gimple_switch): Likewise.
19392         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
19393         (ssa_forward_propagate_and_combine): ... this.  Re-structure
19394         to do a forward forward-propagation walk on BBs and a backward
19395         stmt combining walk on BBs.  Consistently re-scan changed statements.
19396         (pass_forwprop): Adjust.
19397
19398 2011-05-30  Ian Lance Taylor  <iant@google.com>
19399
19400         * godump.c (go_format_type): Correct length of name added to
19401         obstack for anonymous field.
19402
19403 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
19404
19405         PR target/49186
19406         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
19407         part of the second operand is 0.
19408
19409 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
19410
19411         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
19412         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
19413         to memory for !TARGET_MEMORY_MISMATCH_STALL.
19414         (*movdf_internal_rex64): Do not penalize F->r alternative.
19415         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
19416         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
19417         when optimizing function for size.  Do not move CONST_DOUBLEs
19418         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19419         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
19420         SUBREGs.  Do not check for MEM_P operands in the insn condition,
19421         check for ANY_FP_REGNO_P instead.
19422         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
19423         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
19424         function for speed.
19425         * config/i386/i386.c (ix86_option_override_internal): Do not
19426         set TARGET_INTEGER_DFMODE_MOVES here.
19427
19428 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
19429
19430         PR target/49168
19431         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
19432
19433 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19434
19435         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
19436         DW_TAG_rvalue_reference_type even for
19437         -gdwarf-4 -fno-debug-types-section.
19438
19439 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19440
19441         PR tree-optimization/46728
19442         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
19443         (build_and_insert_binop): New.
19444         (gimple_expand_builtin_pow): Reorder args for
19445         build_and_insert_call; use build_and_insert_binop; add more
19446         optimizations for fractional exponents.
19447
19448 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
19449
19450         PR bootstrap/49190
19451
19452         Revert:
19453         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19454
19455         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19456         tree_common.
19457         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19458         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19459         TS_BASE instead of TS_COMMON.
19460         * varasm.c (assemble_name): Remove assert.
19461
19462 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
19463
19464         * config.gcc: Keep obselete list sorted.
19465
19466 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19467             Eric Botcazou  <ebotcazou@adacore.com>
19468
19469         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
19470         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
19471         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
19472         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
19473         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
19474
19475 2011-05-30  Richard Guenther  <rguenther@suse.de>
19476
19477         * gimple.c (gimple_types_compatible_p_1): Compare record
19478         and union type members properly.
19479
19480 2011-05-30  Richard Guenther  <rguenther@suse.de>
19481
19482         PR tree-optimization/49210
19483         * ipa-split.c (split_function): Care for the case where the call
19484         result is not trivially convertible to the result holding variable.
19485
19486 2011-05-30  Richard Guenther  <rguenther@suse.de>
19487
19488         PR tree-optimization/49218
19489         * tree-vrp.c (adjust_range_with_scev): Properly check whether
19490         overflow occured.
19491
19492 2011-05-30  Richard Guenther  <rguenther@suse.de>
19493
19494         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
19495         New function split out from ...
19496         (forward_propagate_into_gimple_cond): ... here.  Adjust.
19497         (forward_propagate_into_cond): Likewise.
19498         (forward_propagate_comparison): Also propagate into
19499         comparisons on assignment RHS.  Change return value to
19500         behave similar to forward_propagate_into_cond.
19501         (tree_ssa_forward_propagate_single_use_vars): Handle
19502         strict-overflow warnings properly for forward_propagate_comparison.
19503
19504 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19505
19506         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
19507         from plugin linker.
19508         * configure: Regenerate.
19509
19510 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
19511
19512         PR tree-optimization/49199
19513         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
19514         non-reduction operands are either defined in the loop or by induction.
19515
19516 2011-05-29  Xinliang David Li  <davidxl@google.com>
19517
19518         * opts-global.c (handle_common_deferred_options): Handle new options.
19519         * passes.c (register_one_dump_file): Call register_pass_name.
19520         (execute_one_pass): Check explicit enable/disable flag.
19521         (passr_hash): New function.
19522         (passr_eq): Ditto.
19523         (register_pass_name): Ditto.
19524         (get_pass_by_name): Ditto.
19525         (pass_hash): Ditto.
19526         (pass_eq): Ditto.
19527         (enable_pass): Ditto.
19528         (disable_pass): Ditto.
19529         (is_pass_explicitly_enabled_or_disabled): Ditto.
19530
19531 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
19532
19533         * config/i386/i386.md (*movoi_internal_avx): Use
19534         standard_sse_constant_opcode for alternative 0.
19535         (*movti_internal_sse): Ditto.
19536         (*movti_internal_rex64): Use standard_sse_constant_opcode for
19537         alternative 2.
19538         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
19539         sselog1 type moves.
19540         (*movsi_internal): Ditto.
19541         (*movdi_internal): Ditto.  Add ssecvt type moves.
19542
19543 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
19544
19545         PR target/48830
19546         * rtlanal.c (simplify_subreg_regno): Adjust comment.
19547
19548 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
19549
19550         PR rtl-optimization/49095
19551         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
19552         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
19553
19554 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19555
19556         PR target/43995
19557         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
19558         recurse_p argument.  Only follow register copies if it is set,
19559         and prevent mips_find_pic_call_symbol from recursing.
19560         (mips_find_pic_call_symbol): Add a recurse_p argument.
19561         Pass it to mips_pic_call_symbol_from_set.
19562         (mips_annotate_pic_calls): Update accordingly.
19563
19564 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19565
19566         * emit-rtl.c (try_split): Use a loop to search for
19567         NOTE_INSN_CALL_ARG_LOCATIONs.
19568
19569 2011-05-29  Richard Guenther  <rguenther@suse.de>
19570
19571         PR tree-optimization/49217
19572         * ipa-pure-const.c (propagate_pure_const): Fix typos.
19573
19574 2011-05-28  Jan Hubicka  <jh@suse.cz>
19575
19576         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
19577         length.
19578         (string_slot_free): Remove
19579         (create_output_block): Initialize obstack.
19580         (destroy_output_block): Free obstack.
19581         (lto_string_index): Add PERSISTENT parameter; do not duplicate
19582         the string unless it needs to be added into the hash.
19583         (lto_output_string_with_length): Add persistent attribute;
19584         handle NULL strings.
19585         (lto_output_string): Add PERSISTENT parameter.
19586         (output_string_cst, output_identifier): Simplify.
19587         (lto_output_location_bitpack): Update.
19588         (lto_output_builtin_tree): Update.
19589         * lto-streamer.h (struct output_block): Add obstack.
19590         (lto_output_string, lto_output_string_with_length): Remove
19591         declarations; functions are static now.
19592
19593 2011-05-28  Jan Hubicka  <jh@suse.cz>
19594
19595         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
19596         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
19597         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
19598         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
19599         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
19600         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
19601         unpack_ts_decl_with_vis_value_fields,
19602         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
19603         lto_get_builtin_tree): Use enum and variable length i/o.
19604         * basic-block.h (profile_status_d): Add PROFILE_LAST.
19605         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
19606         New functions.
19607         (bp_pack_enum, bp_unpack_enum): New macros.
19608
19609 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19610
19611         * genrecog.c: Remove redundant forward declarations.
19612
19613 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19614
19615         * config.gcc: Deprecate mips*-*-openbsd*.
19616
19617 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19618
19619         PR bootstrap/49195
19620         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
19621         for match_op_dup.
19622
19623 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
19624
19625         PR middle-end/48981
19626         * gengtype.c (vec_prefix_type): New function.
19627         (note_def_vec): Use vec_prefix_type and change the length
19628         attribute to be based on the prefix.
19629         * vec.c: Include coretypes.h before vec.h.
19630         (struct vec_prefix): Remove.
19631         (vec_gc_p_reserve): Change the offsetof to sizeof.
19632         (vec_gc_p_reserve_exact): Likewise.
19633         (vec_heap_p_reserve): Likewise.
19634         (vec_heap_p_reserve_exact): Likewise.
19635         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
19636         (vec_stack_p_reserve): Change the offsetof to sizeof.
19637         (vec_stack_p_reserve_exact): Likewise.
19638         * vec.h (struct vec_prefix): New struct definition.
19639         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
19640         (VEC_T_GTY(T,B)): Likewise.
19641         (DEF_VEC_FUNC_P(T)): Use prefix field.
19642         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
19643         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
19644
19645 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19646
19647         PR tree-optimization/46728
19648         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
19649         (powi_as_mults): Add gimple_set_location.
19650         (build_and_insert_call): New.
19651         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
19652         0.5, 0.25, 0.75, 1./3., or 1./6.
19653
19654 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
19655
19656         * doc/contrib.texi: Update copyright years.
19657         (Contributors): Add Zdenek Sojka.
19658
19659 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
19660
19661         * c-decl.c (c_push_function_context): Copy the current statement
19662         list stack.
19663         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
19664         (finish_struct): Call building_stmt_list_p instead of checking
19665         cur_stmt_list.
19666         * c-parser.c (c_parser_postfix_expression): Likewise.
19667         * c-typeck.c (c_end_compound_stmt): Likewise.
19668         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
19669         * tree-iterator.c (stmt_list_cache): Change to a VEC.
19670         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
19671         (free_stmt_list): Likewise.
19672         * tree.h (struct tree_statement_list): Include typed_tree instead
19673         of tree_common.
19674         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
19675         as TS_TYPED instead of TS_COMMON.
19676
19677 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19678             Uros Bizjak  <ubizjak@gmail.com>
19679
19680         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
19681         (HAVE_AS_IX86_TLSGDPTL): Define.
19682         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
19683         (HAVE_AS_IX86_TLSLDMPLT): Define.
19684         * configure: Regenerate.
19685         * config.in: Regenerate.
19686         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
19687         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
19688         TARGET_SUN_TLS, use @tlsgdplt or @plt.
19689         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
19690         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
19691         @tlsldmplt or @plt.
19692         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
19693
19694 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19695
19696         * sched-int.h (struct _haifa_deps_insn_data): New members cond
19697         and reverse_cond.
19698         (INSN_COND, INSN_REVERSE_COND): New macros.
19699         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
19700         once.
19701         (sched_get_condition_with_rev): Cache the results, and look them up
19702         if possible.
19703         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
19704         are clobbered by the current insn.
19705         * target.def (exposed_pipline): New sched data hook.
19706         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
19707         * doc/tm.texi: Regenerate.
19708
19709 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19710
19711         PR tree-optimization/49170
19712         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
19713         sincos or cexp.
19714
19715 2011-05-27  Richard Guenther  <rguenther@suse.de>
19716
19717         PR middle-end/49189
19718         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
19719         of comparisons.
19720
19721 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19722
19723         * haifa-sched.c (sched_scan_info): Remove.
19724         (schedule_block): Call sched_extend_luids rather than sched_init_luids
19725         with NULL args.
19726         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
19727         Remove functions.
19728         (sched_scan): Remove.
19729         (sched_extend_luids): Renamed from luids_extend_insn and no longer
19730         static.  All callers changed.
19731         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
19732         static.  All callers changed.
19733         (sched_init_luids): Remove all arguments except the first.  All
19734         callers changed.  Don't use sched_scan.
19735         (haifa_init_h_i_d): Likewise.
19736         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
19737         manually rather than using sched_init_luids.  Likewise with
19738         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
19739         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
19740         rather than sched_init_luids with NULL args.
19741         * sel-sched-ir.c (new_insns): Remove variable.
19742         (sched_scan): New static function, previously in haifa-sched.c.  Remove
19743         all arguments but the first two; all callers changed.
19744         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
19745         rather than sched_init_luids.
19746         (sel_init_bbs): Remove second argument.  All callers changed.
19747         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
19748         with NULL arguments.
19749         (create_insn_rtx_from_pattern): Likewise.
19750         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
19751         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
19752         (sched_init_insn_luid, sched_extend_luids): Declare.
19753         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
19754         declarations.
19755
19756 2011-05-27  Richard Guenther  <rguenther@suse.de>
19757
19758         PR middle-end/49177
19759         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
19760         A CMP B ? (T) true : (T) false for non-integral types T again.
19761
19762 2011-05-27  Jan Hubicka  <jh@suse.cz>
19763
19764         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
19765         so 0 means NULL string.
19766         (lto_output_string_with_length): ... here.
19767         (lto_output_string, output_string_cst, output_identifier): Update
19768         handling of NULL strings.
19769         (lto_output_location_bitpack): New function.
19770         (lto_output_location): Use it.
19771         (lto_output_tree_ref): Use output_record_start.
19772         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
19773         len values.
19774         * lto-streamer-in.c (string_for_index): Break out from ...; offset
19775         values by 1.
19776         (input_string_internal): ... here;
19777         (input_string_cst, input_identifier, lto_input_string): Update handling
19778         of NULL strings.
19779         (lto_input_location_bitpack): New function
19780         (lto_input_location): Use it.
19781         (unpack_ts_type_common_value_fields): Pack align & alias in var len
19782         values.
19783         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
19784         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
19785         (bp_pack_value): Sanity check the value range.
19786         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
19787         New functions.
19788         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
19789         New functions.
19790
19791 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
19792
19793         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
19794         call_arg_location instructions down the floor.
19795
19796 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
19797
19798         PR rtl-optimization/49154
19799         * ira.c (setup_pressure_classes): Process class without sublcasses
19800         as a candidate for pressure classes.
19801
19802 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
19803
19804         PR rtl-optimization/48575
19805         * genrecog.c (position_type): New enum.
19806         (position): New structure.
19807         (decision): Use position structure instead of a string.
19808         (root_pos, peep2_insn_pos_list): New variables.
19809         (next_position, compare_positions): New functions.
19810         (new_decision): Use position structures instead of strings.
19811         (maybe_both_true): Likewise.
19812         (change_state): Likewise.
19813         (write_tree): Likewise.
19814         (make_insn_sequence): Likewise.
19815
19816 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19817
19818         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
19819         TS_BASE instead of TS_COMMON.
19820         (find_decls_types_r): Check for TS_TYPED structure before looking at
19821         TREE_TYPE.
19822         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
19823         Add chain field.
19824         (BLOCK_CHAIN): Use new chain field.
19825
19826 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
19827
19828         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
19829         moves expensive on Power7 also.
19830
19831 2011-05-26  Richard Guenther  <rguenther@suse.de>
19832
19833         * fold-const.c (fold_unary_loc): Remove bogus code.
19834
19835 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19836
19837         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19838         tree_common.
19839         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19840         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19841         TS_BASE instead of TS_COMMON.
19842         * varasm.c (assemble_name): Remove assert.
19843
19844 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19845
19846         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
19847         substituted first.
19848         * libgcc-std.ver: Delete file.
19849
19850 2011-05-26  Richard Guenther  <rguenther@suse.de>
19851
19852         PR tree-optimization/48702
19853         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
19854         only when we know the base address is within bounds.
19855         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
19856         assume the base address of TARGET_MEM_REFs is in bounds.
19857
19858 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19859
19860         PR target/49099
19861         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
19862         declaration in TARGET_SOLARIS.
19863
19864 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
19865
19866         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
19867         The instruction is then expanded explicitly.
19868         (supported_compare): Callable instruction.
19869         (compare): Likewise.
19870
19871 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19872
19873         PR c++/49165
19874         * gimplify.c (shortcut_cond_r): Don't special case
19875         COND_EXPRs if they have void type on one of their arms.
19876
19877 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19878
19879         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
19880         to reduce duplication, and to achieve a slightly more logical order
19881         of operations.
19882
19883 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19884
19885         PR tree-optimization/49161
19886         * tree-vrp.c (struct case_info): New type.
19887         (compare_case_labels): Sort case_info structs instead of
19888         trees, and not primarily by CASE_LABEL uids but by
19889         label_for_block indexes.
19890         (find_switch_asserts): Put case labels into struct case_info
19891         array instead of TREE_VEC, adjust sorting, compare label_for_block
19892         values instead of CASE_LABELs.
19893
19894 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
19895
19896         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
19897         ("orndi3_neon"): Likewise.
19898         ("bic<mode>3_neon"): Likewise.
19899
19900 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
19901
19902         PR tree-optimization/49038
19903         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
19904         Ensure at least one epilogue iteration if required by data
19905         accesses with gaps.
19906         * tree-vectorizer.h (struct _loop_vec_info): Add new field
19907         to mark loops that require peeling for gaps.
19908         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
19909         (vect_get_known_peeling_cost): Take peeling for gaps into
19910         account.
19911         (vect_transform_loop): Generate epilogue if required by data
19912         access with gaps.
19913         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
19914         loop as requiring an epilogue if there are gaps in the end of
19915         the strided group.
19916
19917 2011-05-25  Ian Lance Taylor  <iant@google.com>
19918
19919         * godump.c (go_format_type): Output the first field with a usable
19920         Go type, if any.
19921
19922 2011-05-25  Ian Lance Taylor  <iant@google.com>
19923
19924         * godump.c (go_format_type): Check for invalid type names, pointer
19925         target types, and struct field types.
19926
19927 2011-05-25  Jason Merrill  <jason@redhat.com>
19928
19929         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
19930
19931 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
19932
19933         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
19934
19935 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19936
19937         * config/i386/i386.md (*movqi_extv_1)): Put back
19938         "register_operand" check in "type" calculation.
19939         (*movqi_extzv_2): Likewise.
19940
19941 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19942
19943         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
19944
19945 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
19946
19947         PR bootstrap/49160
19948         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
19949         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
19950         __divxc3, __divtc3): Wrap definitions in #ifndef.
19951
19952 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19953
19954         PR target/49142
19955         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
19956         "register_operand" check and replace q_regs_operand with
19957         QIreg_operand in "type" calculation.
19958         (*movqi_extv_1): Likewise.
19959         (*movqi_extzv_2_rex64): Likewise.
19960         (*movqi_extzv_2): Likewise.
19961
19962         * config/i386/predicates.md (QIreg_operand): New.
19963
19964 2011-05-25  Richard Guenther  <rguenther@suse.de>
19965
19966         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
19967         type-based offset disambiguation, streamline MEM_REF and
19968         TARGET_MEM_REF handling.
19969
19970 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19971
19972         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
19973         (bdesc_special_args): Add pause intrinsic.
19974
19975         * config/i386/i386.md (UNSPEC_PAUSE): New.
19976         (pause): Likewise.
19977         (*pause): Likewise.
19978         * config/i386/ia32intrin.h (__pause): Likewise.
19979
19980         * doc/extend.texi (X86 Built-in Functions): Add documentation for
19981         pause intrinsic.
19982
19983 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19984
19985         PR tree-optimization/46728
19986         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
19987         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
19988
19989 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
19990
19991         * tree.h (struct tree_exp): Inherit from struct tree_typed.
19992         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
19993         instead of TS_COMMON.
19994
19995 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
19996
19997         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
19998         LIBGCC2_GNU_PREFIX is defined.
19999         (__N): New macro.
20000         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
20001         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
20002         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
20003         __clz_tab): Define using __N.
20004         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
20005         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
20006         * target.def (libfunc_gnu_prefix): New hook.
20007         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
20008         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
20009         * doc/tm.texi: Regenerate.
20010         * system.h (LIBGCC2_GNU_PREFIX): Poison.
20011         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
20012         account.
20013         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
20014         (init_optabs): Likewise for the bswap libfuncs.
20015         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
20016         and divide.
20017         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
20018         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
20019         * libgcc-std.ver: Remove.
20020         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
20021         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
20022         libgcc-std.ver.
20023         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20024         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
20025         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
20026         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
20027         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
20028         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20029         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20030         * config/fixed-bit.h (FIXED_OP): Define differently depending on
20031         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
20032         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
20033
20034 2011-05-25  Jan Hubicka  <jh@suse.cz>
20035
20036         * lto-streamer-out.c (output_record_start): Use lto_output_enum
20037         (lto_output_tree): Use output_record_start.
20038         * lto-streamer-in.c (input_record_start): Use lto_input_enum
20039         (lto_get_pickled_tree): Use input_record_start.
20040         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
20041         (lto_value_range_error): New function.
20042         * lto-streamer.h (lto_value_range_error): Declare.
20043         (lto_output_int_in_range, lto_input_int_in_range): New functions.
20044         (lto_output_enum, lto_input_enum): New macros.
20045
20046 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
20047
20048         * common.opt (flag_stack_usage_info): New variable.
20049         (-Wstack-usage): New option.
20050         * doc/invoke.texi (Warning options): Document -Wstack-usage.
20051         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
20052         <OPT_fstack_usage>: Likewise.
20053         * toplev.c (output_stack_usage): Handle -Wstack-usage.
20054         * calls.c (expand_call): Test flag_stack_usage_info variable instead
20055         of flag_stack_usage.
20056         (emit_library_call_value_1): Likewise.
20057         * explow.c (allocate_dynamic_stack_space): Likewise.
20058         * function.c (instantiate_virtual_regs ): Likewise.
20059         (prepare_function_start): Likewise.
20060         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
20061         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
20062         * config/arm/arm.c (arm_expand_prologue): Likewise.
20063         (thumb1_expand_prologue): Likewise.
20064         * config/avr/avr.c (expand_prologue): Likewise.
20065         * config/i386/i386.c (ix86_expand_prologue): Likewise.
20066         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
20067         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
20068         * config/mips/mips.c (mips_expand_prologue): Likewise.
20069         * config/pa/pa.c (hppa_expand_prologue): Likewise.
20070         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
20071         * config/s390/s390.c (s390_emit_prologue): Likewise.
20072         * config/sh/sh.c (sh_expand_prologue): Likewise.
20073         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
20074         * config/spu/spu.c (spu_expand_prologue): Likewise.
20075
20076 2011-05-25  Richard Guenther  <rguenther@suse.de>
20077
20078         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
20079         (gimple_canonical_types_compatible_p): Likewise.
20080
20081 2011-05-25  Jan Hubicka  <jh@suse.cz>
20082
20083         PR middle-end/49062
20084         * ipa.c (function_and_variable_visibility): Only add to same
20085         comdat group list if DECL_ONE_ONLY.
20086
20087 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
20088
20089         PR rtl-optimization/49014
20090         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
20091
20092 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
20093
20094         PR target/49128
20095         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
20096
20097 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20098
20099         PR rtl-optimization/48757
20100         * ira-build.c (loop_with_eh_edge_p): Rename to
20101         loop_with_complex_edge_p, check edges on complexity, make function
20102         conditional.
20103         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
20104         conditional.
20105
20106 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20107
20108         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
20109         force flag_ira_share_save_slots to 0.
20110
20111 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20112
20113         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
20114         (vt_initialize): Set PROLOGUE_BB unconditionally.
20115         Add block comment about CFA_BASE_RTX machinery.
20116         Reset FP_CFA_OFFSET to -1 on all invalid paths.
20117         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
20118
20119 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
20120
20121         PR objc/48187
20122         * c-parser.c (c_parser_objc_class_instance_variables): More robust
20123         parsing of syntax error in ObjC instance variable lists.  In
20124         particular, avoid an infinite loop if there is a stray ']'.
20125         Updated error message.
20126
20127 2011-05-24  Ian Lance Taylor  <iant@google.com>
20128
20129         * godump.c (go_define): Don't accept a string immediately after
20130         another operand.
20131
20132 2011-05-24  Ian Lance Taylor  <iant@google.com>
20133
20134         * godump.c (struct godump_container): Add invalid_hash field.
20135         (go_format_type): Return false if type is found in invalid_hash.
20136         (go_output_typedef): Add invalid type to invalid_hash.
20137         (go_finish): Create and delete invalid_hash.
20138
20139 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20140
20141         PR tree-optimization/46728
20142         * tree-ssa-math-opts.c (powi_table): New.
20143         (powi_lookup_cost): New.
20144         (powi_cost): New.
20145         (powi_as_mults_1): New.
20146         (powi_as_mults): New.
20147         (gimple_expand_builtin_powi): New.
20148         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
20149         (gate_cse_sincos): Remove sincos/cexp restriction.
20150
20151 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20152
20153         PR target/3746
20154         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
20155         mips-tdump native.
20156         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
20157         * mips-tdump.c: Likewise.
20158
20159 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
20160
20161         PR target/49128
20162         * config/i386/driver-i386.c (host_detect_local_cpu): Always
20163         add -mno-XXX.  Handle FMA.
20164
20165 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20166
20167         PR rtl-optimization/48633
20168         * ira-build.c (loop_with_eh_edge_p): New function.
20169         (mark_loops_for_removal): Use it.
20170
20171 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20172
20173         PR rtl-optimization/48971
20174         * ira.c (setup_pressure_classes): Don't check register move cost
20175         for classes with one registers.  Don't add pressure class if there
20176         is a pressure class with the same available hard registers.
20177         Check contains_reg_of_mode.  Fix a typo in collecting
20178         temp_hard_regset.  Ignore hard registers not belonging to a class.
20179
20180 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
20181
20182         PR target/49133
20183         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
20184
20185 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20186             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20187
20188         PR gcov-profile/48845
20189         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
20190
20191 2011-05-24  Richard Guenther  <rguenther@suse.de>
20192
20193         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
20194         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
20195         (gimple_types_compatible_p_1): Adjust.
20196         (iterative_hash_canonical_type): Do not bother about complete vs.
20197         incomplete types.
20198         (gimple_canonical_types_compatible_p): Likewise.
20199
20200 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20201
20202         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
20203
20204 2011-05-24  Richard Guenther  <rguenther@suse.de>
20205
20206         PR bootstrap/49078
20207         * gimple.c (gimple_register_canonical_type): Revert
20208         previous change.
20209         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
20210         does not for a tree for the case where it matters.  Cache
20211         pointer-type alias-sets.
20212
20213 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
20214
20215         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
20216         (OBJS): Remove options.o, opts-common.o and prefix.o.
20217         (OBJS-libcommon-target): New.
20218         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
20219         (BACKEND): Include libcommon-target.a.
20220         (MOSTLYCLEANFILES): Include libcommon-target.a.
20221         (libcommon-target.a): New.
20222         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
20223         prefix.o.
20224
20225 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
20226
20227         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
20228         parts of output shared with the driver.
20229         * optc-gen.awk: Don't generate parts of output not shared with the
20230         driver.
20231         * opth-gen.awk: Remove GCC_DRIVER conditionals.
20232         * doc/options.texi (SourcerInclude): Mention options-save.c.
20233         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
20234         (OBJS): Add options-save.o.
20235         (options-save.c, options-save.o): New.
20236         (options.o): Update dependencies.
20237         (gcc-options.o): Remove.
20238         (mostlyclean): Remove options-save.c.
20239
20240 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20241
20242         PR debug/49032
20243         * dbxout.c: Include cgraph.h.
20244         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
20245         and without value expr, return NULL if no varpool node exists for
20246         it or if it is not needed.
20247         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
20248
20249         PR c/49120
20250         * c-decl.c (start_decl): Convert expr to void_type_node.
20251
20252 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
20253
20254         PR rtl-optimization/48826
20255         * emit-rtl.c (try_split): When splitting a call that is followed
20256         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
20257
20258 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20259
20260         * cfgexpand.c (expand_debug_expr): For unused non-addressable
20261         parameters passed in memory prefer using DECL_INCOMING_RTL over
20262         the pseudos it will be copied into.
20263
20264 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
20265
20266         PR target/47315
20267         * config/i386/i386.c (ix86_option_override_internal): Save the
20268         initial options after checking vzeroupper.
20269
20270 2011-05-23  David Li  <davidxl@google.com>
20271
20272         PR tree-optimization/48988
20273         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
20274         Initialize has_valid_pred for each pred chain.
20275
20276 2011-05-23  Richard Guenther  <rguenther@suse.de>
20277
20278         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
20279         (iterative_hash_gimple_type): Always hash type names.
20280
20281 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
20282
20283         * c-typeck.c (build_function_call_vec): Tweak call to
20284         check_function_arguments.
20285
20286 2011-05-23  Richard Guenther  <rguenther@suse.de>
20287
20288         PR tree-optimization/49115
20289         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
20290         is not necessarily carried out, do not claim it kills the ref.
20291         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
20292
20293 2011-05-23  Richard Guenther  <rguenther@suse.de>
20294
20295         PR middle-end/15419
20296         * builtins.c (fold_builtin_memory_op): Be less restrictive about
20297         what pointer types we accept for folding.
20298
20299 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20300
20301         * gthr-gnat.c: Remove.
20302         * gthr-gnat.h: Remove.
20303         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
20304         * config/t-freebsd (LIB2ADDEH): Likewise.
20305         * config/t-linux (LIB2ADDEH): Likewise.
20306         * config/t-sol2 (LIB2ADDEH): Likewise.
20307         * config/ia64/t-vms (LIB2ADDEH): Likewise.
20308         * configure.ac (target_thread_file): Remove gnat handling.
20309         * configure: Regenerate.
20310         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
20311
20312 2011-05-23  Tristan Gingold  <gingold@adacore.com>
20313             Eric Botcazou  <ebotcazou@adacore.com>
20314
20315         * gcov.c (create_file_names): If no object directory is specified,
20316         keep the directory of the file.
20317
20318 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20319
20320         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
20321         * configure: Regenerate.
20322
20323 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20324
20325         PR middle-end/48973
20326         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
20327         failed and the comparison has a single bit signed type, use
20328         constm1_rtx instead of const1_rtx for true value.
20329         (do_store_flag): If ops->type is single bit signed type, disable
20330         signel bit test optimization and pass -1 instead of 1 as last
20331         parameter to emit_store_flag_force.
20332
20333 2011-05-23  Tom de Vries  <tom@codesourcery.com>
20334
20335         PR target/45098
20336         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
20337         function.
20338         (infer_loop_bounds_from_undefined): Use new function.
20339
20340 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20341
20342         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
20343         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
20344         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
20345         and -O0 otherwise.
20346         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
20347
20348 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20349
20350         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
20351         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
20352         returns true.
20353
20354 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20355
20356         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
20357
20358 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20359
20360         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
20361         UNSPEC_MOVE_PIC pattern.
20362
20363 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20364
20365         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
20366         (sparc-*-rtems*): Likewise.
20367         (sparc64-*-elf*): Likewise.
20368         (sparc64-*-rtems*): Likewise.
20369         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
20370         * config/sparc/t-crtin: New file.
20371         * config/sparc/t-sol2 (crti.o): Delete rule.
20372         (crtn.o): Likewise.
20373         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
20374         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
20375         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
20376         (ENDFILE_SPEC): Add crtn.o.
20377
20378 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20379
20380         PR middle-end/48689
20381         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
20382         CODE_CONTAINS_STRUCT (TS_COMMON).
20383
20384 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
20385
20386         PR middle-end/49029
20387         * expmed.c (extract_fixed_bit_field): Test whether target can be used
20388         only after deciding which mode to use.
20389
20390 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20391
20392         PR target/45098
20393         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
20394         for call to get_shiftadd_cost.
20395
20396 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
20397
20398         PR target/49104
20399         * config/i386/cpuid.h (bit_MMXEXT): New define.
20400
20401 2011-05-22  Nick Clifton  <nickc@redhat.com>
20402
20403         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
20404         initialisation of non-existant args[2] element.  Use args[] array
20405         not arg[] array to pass arguments to build_function_type_list.
20406
20407 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
20408
20409         PR tree-optimization/49087
20410         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
20411
20412 2011-05-21  Jason Merrill  <jason@redhat.com>
20413
20414         PR c++/49092
20415         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
20416         static storage duration.
20417
20418 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20419
20420         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
20421         frame pointer.
20422
20423 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20424
20425         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
20426         false if there are call-saved registers here...
20427         (sparc_can_use_return_insn_p): ...but here instead.
20428         (save_or_restore_regs): Fix thinko.
20429         (sparc_expand_prologue): Use current_function_is_leaf.
20430         (sparc_frame_pointer_required): Likewise.
20431
20432 2011-05-21  Nick Clifton  <nickc@redhat.com>
20433
20434         PR target/49098
20435         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
20436
20437 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
20438
20439         * gengtype.c (walk_type): Implemented "atomic" GTY option.
20440         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
20441
20442 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
20443
20444         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
20445         * optc-gen.awk: Move common code to opt-read.awk.
20446         * opth-gen.awk: Likewise.
20447         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
20448
20449 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
20450
20451         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
20452
20453 2011-05-20  Tom de Vries  <tom@codesourcery.com>
20454
20455         PR target/45098
20456         * tree-ssa-loop-ivopts.c: Include expmed.h.
20457         (get_shiftadd_cost): New function.
20458         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
20459
20460 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20461
20462         PR bootstrap/49086
20463         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
20464         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
20465
20466 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20467
20468         * Makefile.in: Update comment referring to $(OBJS-common).
20469
20470 2011-05-20  Ian Lance Taylor  <iant@google.com>
20471
20472         * godump.c (go_output_typedef): Put enum constants in the macro
20473         hash table to avoid duplicate Go const definitions.
20474
20475 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20476
20477         * Makefile.in (LIBDEPS): Add libcommon.a.
20478         (LIBS): Likewise.
20479         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
20480         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
20481         pretty-print.o and version.o.
20482         (OBJS-libcommon): New.
20483         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
20484         (BACKEND): Add libcommon.a.
20485         (MOSTLYCLEANFILES): Likewise.
20486         (libcommon.a): New.
20487         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
20488         (cpp$(exeext)): Likewise.
20489         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
20490         pretty-print.o and input.o.
20491         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
20492         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
20493         (errors.o): Remove.
20494         (mips-tfile): Don't explicitly use version.o.
20495         (mips-tdump): Likewise.
20496         (gcov.o): Depend on $(DIAGNOSTIC_H).
20497         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
20498         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
20499         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
20500         * gcov-dump.c: Include intl.h and diagnostic.h.
20501         (main): Initialize diagnostics.
20502         * gcov.c: Include diagnostic.h.
20503         (fnotice): Remove.
20504         (main): Initialize diagnostics.
20505         * lto-wrapper.c: Include diagnostic.h.
20506         (main): Initialize diagnostics.
20507
20508 2011-05-20  Michael Matz  <matz@suse.de>
20509
20510         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
20511
20512 2011-05-20  Michael Matz  <matz@suse.de>
20513             Richard Guenther  <rguenther@suse.de>
20514
20515         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
20516         use lto_streamer_cache_append directly instead of returning a VEC.
20517         (preload_common_node): Remove.
20518         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
20519         track seen nodes.
20520         (lto_streamer_cache_create): Call lto_preload_common_nodes.
20521
20522 2011-05-20  Richard Guenther  <rguenther@suse.de>
20523
20524         PR tree-optimization/49079
20525         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
20526         MEM_REFs correctly for the trailing array access detection.
20527         Special case constants the same way as decls for overall size
20528         constraining.
20529
20530 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
20531
20532         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
20533         argument expansion.
20534
20535 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20536
20537         PR tree-optimization/49073
20538         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
20539         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
20540         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
20541
20542 2011-05-20  Richard Guenther  <rguenther@suse.de>
20543
20544         PR middle-end/48849
20545         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
20546         of pointer types the same way the middle-end does.
20547
20548 2011-05-20  Richard Guenther  <rguenther@suse.de>
20549
20550         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
20551         or pointer-to chains.  Delay all fixup to uniquify_nodes.
20552
20553 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
20554
20555         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
20556         (fma4_fmaddsub): Likewise
20557
20558 2011-05-19  Jan Hubicka  <jh@suse.cz>
20559
20560         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
20561         (GIMPLE_TYPE_PAIR_SIZE): New macro.
20562         (type_pair_cache): New static var.
20563         (lookup_type_pair): Use fixed sized custom hash; make inline.
20564         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
20565         calls of lookup_type_pair.
20566         (print_gimple_types_stats): Remove cache stats.
20567         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
20568         and gtc_ob.
20569
20570 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
20571
20572         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
20573         when TARGET_RDRND is active.
20574         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
20575         Generate dummy SImode target register when target is NULL.
20576
20577 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20578
20579         * config/arm/arm-fpus.def: New.
20580         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
20581         arm-fpus.def.
20582         * config/arm/arm-tables.opt: Regenerate.
20583         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
20584         (arm_option_override): Don't decode FPU name to string here.
20585         * config/arm/arm.opt (mfpu=): Use Enum.
20586         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
20587         Update dependencies.
20588
20589 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20590
20591         * collect2.c: Include diagnostic.h.
20592         (fatal_perror, fatal, error, fancy_abort): Remove.
20593         (main): Set progname.  Call xmalloc_set_program_name and
20594         diagnostic_initialize.
20595         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
20596         scan_libraries, resolve_lib_name): Call fatal_error instead of
20597         fatal and fatal_perror.
20598         * collect2.h (error, fatal, fatal_perror): Don't declare.
20599         * tlink.c: Include diagnostic-core.h.
20600         (recompile_files): Call fatal_error instead of fatal_perror.
20601         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
20602         pretty-print.o and input.o.
20603         (collect2.o, tlink.o): Update dependencies.
20604
20605 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20606
20607         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
20608
20609 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20610
20611         PR target/40483
20612         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
20613         COMDAT group syntax, both SPARC and x86 variants.
20614         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
20615         * configure: Regenerate.
20616         * config/sol2.h (TARGET_SOLARIS): Define.
20617         (PUSHSECTION_FORMAT): Remove.
20618         (SECTION_NAME_FORMAT): Define.
20619         * config/sol2.c: Include hashtab.h.
20620         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
20621         expansion, using SECTION_NAME_FORMAT.
20622         (solaris_comdat_htab): New variable.
20623         (struct comdat_entry): Define.
20624         (comdat_hash): New function.
20625         (comdat_eq): New function.
20626         (solaris_elf_asm_comdat_section): New function.
20627         (solaris_define_comdat_signature): New function.
20628         (solaris_code_end): New function.
20629         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
20630         (solaris_code_end): Declare.
20631         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
20632         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
20633         solaris_code_end.
20634         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
20635         Remove ATTRIBUTE_UNUSED.
20636         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
20637         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
20638         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
20639         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
20640         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
20641         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
20642         (PUSHSECTION_FORMAT): Remove.
20643         (SECTION_NAME_FORMAT): Redefine.
20644
20645 2011-05-19  Kai Tietz  <ktietz@redhat.com>
20646
20647         * tree-cfg.c (verify_gimple_assign_binary): Barf on
20648         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
20649         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
20650
20651 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
20652             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20653
20654         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
20655
20656 2011-05-19  Richard Guenther  <rguenther@suse.de>
20657
20658         PR middle-end/48985
20659         * tree-object-size.c (addr_object_size): If the pointed-to
20660         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
20661
20662 2011-05-19  Richard Guenther  <rguenther@suse.de>
20663
20664         * gimple.c (gimple_types_compatible_p_1): Compare names of
20665         the types themselves.
20666         (iterative_hash_gimple_type): And hash them that way.
20667         (gimple_register_type_1): If we register a main variant properly
20668         initialize the leader to ourselves.
20669
20670 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20671
20672         PR target/45098
20673         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
20674         get_loop_invariant_expr_id.
20675         (get_loop_invariant_expr_id): Use get_expr_id.
20676         (parm_decl_cost): New function.
20677         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
20678         Improve bound cost estimation.  Use different inv_expr_id for elim and
20679         express cases.
20680
20681 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20682
20683         PR target/45098
20684         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
20685         cost_base.cost == 0.
20686
20687 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
20688
20689         PR target/49002
20690         * config/i386/sse.md
20691         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
20692         load cast.
20693
20694 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20695
20696         PR tree-optimization/49039
20697         * tree-vrp.c (extract_range_from_binary_expr): For
20698         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
20699         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
20700
20701 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20702
20703         PR target/45098
20704         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
20705
20706 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
20707
20708         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
20709         (*tls_global_dynamic_64): Ditto.
20710         (*tls_local_dynamic_base_32_gnu): Ditto.
20711         (*tls_local_dynamic_base_64): Ditto.
20712         (tls_initial_exec_64_sun): Ditto.
20713
20714 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
20715
20716         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
20717         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
20718         bf592-none.
20719         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
20720         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
20721         * config/bfin/bfin.c (bfin_cpus): Add bf592.
20722         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20723         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
20724         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
20725         * config/bfin/elf.h (LIB_SPEC): Add bf592.
20726
20727 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
20728
20729         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
20730         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
20731         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
20732         target_thread_pointer, arm_structure_size_boundary, struct
20733         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
20734         struct abi_name, arm_all_abis): Remove.
20735         (arm_option_override) Don't process most enumerated option values here.
20736         Don't process target_fpe_name here.  Work with integer not string for
20737         structure size boundary; use separate diagnostics for each case.
20738         * config/arm/arm.h (enum float_abi_type, enum
20739         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
20740         to arm-opts.h.
20741         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
20742         arm_structure_size_boundary): Remove.
20743         * config/arm/arm.opt (mabi=): Use Enum and Init.
20744         (arm_abi_type): New Enum and EnumValue entries.
20745         (mfloat-abi=): Use Enum and Init.
20746         (float_abi_type): New Enum and EnumValue entries.
20747         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
20748         (mfp16-format=): Use Enum and Init.
20749         (arm_fp16_format_type): New Enum and EnumValue entries.
20750         (mstructure-size-boundary=): Use UInteger and Init.
20751         (mtp=): Use Enum and Init.
20752         (arm_tp_type): New Enum and EnumValue entries.
20753
20754 2011-05-18  Richard Guenther  <rguenther@suse.de>
20755
20756         PR tree-optimization/49018
20757         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
20758         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
20759         gimple_has_side_effects.
20760
20761 2011-05-18  Richard Guenther  <rguenther@suse.de>
20762
20763         * gimple.c (gimple_register_type_1): New function, split out from ...
20764         (gimple_register_type): ... here.  Avoid infinite recursion.
20765
20766 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20767
20768         PR tree-optimization/41881
20769         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20770         reduction_chains along with a macro for its access.
20771         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
20772         (destroy_loop_vec_info): Free reduction chains.
20773         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
20774         (vect_is_slp_reduction): New function.
20775         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
20776         (vect_create_epilog_for_reduction): Support SLP reduction chains.
20777         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
20778         definition types for reduction chains.
20779         (vect_supported_load_permutation_p): Don't allow permutations for
20780         reduction chains.
20781         (vect_analyze_slp_instance): Support reduction chains.
20782         (vect_analyze_slp): Try to build SLP instance from reduction chains.
20783         (vect_get_constant_vectors):  Handle reduction chains.
20784         (vect_schedule_slp_instance): Mark the first statement of the
20785         reduction chain as reduction.
20786
20787 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20788
20789         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
20790         names for group elements access.
20791         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
20792         reduction chains as well.  Remove data reference and interleaving
20793         related words from the fields names.
20794         * tree-vect-loop.c (vect_transform_loop): Use new names for group
20795         elements access.
20796         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
20797         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
20798         vect_update_interleaving_chain, vect_same_range_drs,
20799         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
20800         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
20801         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
20802         vect_analyze_group_access, vect_analyze_data_ref_access,
20803         vect_create_data_ref_ptr, vect_transform_strided_load,
20804         vect_record_strided_load_vectors): Likewise.
20805         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
20806         vect_model_load_cost, vectorizable_store, vectorizable_load,
20807         vect_remove_stores, new_stmt_vec_info): Likewise.
20808         * tree-vect-slp.c (vect_build_slp_tree,
20809         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
20810
20811 2011-05-18  Richard Guenther  <rguenther@suse.de>
20812
20813         PR middle-end/48989
20814         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
20815         operand verification.
20816         (verify_gimple_assign_binary): Likewise.
20817         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
20818         to non-1-precision BOOLEAN_TYPEs.
20819
20820 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20821
20822         PR target/45098
20823         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
20824
20825 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20826
20827         PR tree-optimization/49000
20828         * tree-ssa.c (execute_update_addresses_taken): Call
20829         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
20830         be rewritten and decl has been marked for renaming, reset
20831         the debug stmt.
20832
20833 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
20834
20835         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
20836         enum_opts_set when testing if attributes have set -mfpmath=.
20837
20838 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
20839
20840         * config/mips/mips.c (mips_handle_option): Remove unused variable.
20841
20842 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20843
20844         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
20845         info->entry with 0
20846         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
20847         id.transform_lang_insert_block with NULL.
20848
20849 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20850
20851         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
20852         (output_fp_compare): Change args 3 and 4 to bool.
20853         (ix86_expand_call): Change arg 6 to bool.
20854         (ix86_attr_length_immediate_default): Change arg 2 to bool.
20855         (ix86_attr_length_vex_default): Change arg 3 to bool.
20856         * config/i386/i386.md: Update all uses.
20857         * config/i386/i386.c: Ditto.
20858         (ix86_flags_dependent): Change return type to bool.
20859
20860 2011-05-17  Richard Guenther  <rguenther@suse.de>
20861
20862         * gimple.c (type_hash_pair_compare): Fix comparison.
20863
20864 2011-05-17  Richard Guenther  <rguenther@suse.de>
20865
20866         * gimple.c (iterative_hash_gimple_type): Simplify singleton
20867         case some more, fix final hash value of the non-singleton case.
20868
20869 2011-05-17  Richard Guenther  <rguenther@suse.de>
20870
20871         PR bootstrap/49013
20872         Revert
20873         2011-05-16  Richard Guenther  <rguenther@suse.de>
20874
20875         * gimple.c (gimple_types_compatible_p_1): Use names of the
20876         type itself, not its main variant.
20877         (iterative_hash_gimple_type): Likewise.
20878
20879 2011-05-17  Richard Guenther  <rguenther@suse.de>
20880
20881         * gimple.c (gimple_register_canonical_type): Use the main-variant
20882         leader for computing the canonical type.
20883
20884 2011-05-17  Nick Clifton  <nickc@redhat.com>
20885
20886         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
20887         moves.
20888
20889         * config/rx/rx.md: Add peephole to remove redundant extensions
20890         after loads.
20891         (bitset_in_memory): Use rx_restricted_mem_operand.
20892         (bitinvert_in_memory): Likewise.
20893         (bitclr_in_memory): Likewise.
20894
20895 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
20896             Nick Clifton  <nickc@redhat.com>
20897
20898         * config/rx/rx.md: Add peepholes to match a register move followed
20899         by a comparison of the moved register.  Replace these with an
20900         addition of zero that does both actions in one instruction.
20901
20902 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
20903
20904         PR target/48986
20905         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
20906         predicate to allow CONST_INT.
20907         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
20908
20909 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
20910
20911         * opts-common.c (opt_enum_arg_to_value): New.
20912         * opts.h (opt_enum_arg_to_value): Declare.
20913         * config/i386/i386.opt (fpmath): Remove.
20914         (mfpmath=): Use Enum, Init and Save.
20915         (fpmath_unit): New Enum and EnumValue entries.
20916         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
20917         name for function fpmath state.
20918         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
20919         * config/i386/i386.c: Include diagnostic.h.
20920         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
20921         (ix86_target_string): Take enum fpmath_unit value instead of string.
20922         (ix86_debug_options): Update call to ix86_target_string.
20923         (ix86_option_override_internal): Don't process fpmath strings here.
20924         (x86_function_specific_save, ix86_function_specific_restore):
20925         Don't handle fpmath state specially.
20926         (ix86_function_specific_print): Pass fpmath state to
20927         ix86_target_string instead of printing in this function.
20928         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
20929         Handle enum attributes.
20930         (IX86_ATTR_ENUM, ix86_opt_enum): New.
20931         (ix86_valid_target_attribute_tree): Update option_strings
20932         handling.  Handle fpmath as enum option.
20933         (ix86_can_inline_p): Update field names for function fpmath state.
20934         (ix86_expand_builtin): Update call to ix86_target_string.
20935         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
20936         (ix86_fpmath): Remove.
20937         * config/i386/t-i386 (i386.o): Update dependencies.
20938
20939 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
20940
20941         PR preprocessor/48677
20942         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
20943         from decoded_options[0], not from itself.
20944
20945 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
20946
20947         * config/i386/constraints.md (z): New constraint.
20948         * config/i386/i386.c (c): New mode attribute.
20949         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
20950         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
20951         constraint for operand 0.
20952         (*call_vzeroupper): Ditto.
20953         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
20954         (*call_rex64_ms_sysv_vzeroupper): Ditto.
20955         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
20956         Use "lzm" constraint for operand 0.
20957         (*call_pop_vzeroupper): Ditto.
20958         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
20959         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
20960         constraint for operand 0.
20961         (*sibcall_vzeroupper): Ditto.
20962         (*sibcall_rex64_ms_sysv): Ditto.
20963         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
20964         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
20965         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
20966         (*sibcall_pop_vzeroupper): Ditto.
20967         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
20968         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
20969         mode iterator.  Use "<c>zm" constraint for operand 1.
20970         (*call_value_vzeroupper): Ditto.
20971         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
20972         for operand 1.
20973         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
20974         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
20975         *call_value_pop_1.  Use "lzm" constraint for operand 1.
20976         (*call_value_pop_vzeroupper): Ditto.
20977         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
20978         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
20979         mode iterator.  Use "Uz" constraint for operand 1.
20980         (*sibcall_value_vzeroupper): Ditto.
20981         (*sibcall_value_rex64_ms_sysv): Ditto.
20982         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
20983         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
20984         constraint for operand 1.
20985         (*sibcall_value_pop_vzeroupper): Ditto.
20986         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
20987         and "z" constraint for operand 2.
20988         (*tls_global_dynamic_32_gnu): Ditto.
20989         (*tls_local_dynamic_base_32_gnu): Ditto.
20990         (*tls_local_dynamic_base_64): Ditto.
20991         (*tls_local_dynamic_32_once): Ditto.
20992         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
20993         Update all callers.
20994         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
20995
20996 2011-05-16  Richard Guenther  <rguenther@suse.de>
20997
20998         * gimple.c (gimple_types_compatible_p_1): Use names of the
20999         type itself, not its main variant.
21000         (iterative_hash_gimple_type): Likewise.
21001
21002 2011-05-16  Richard Guenther  <rguenther@suse.de>
21003
21004         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
21005         always visit pointer target and function result and argument types.
21006
21007 2011-05-16  Jason Merrill  <jason@redhat.com>
21008
21009         PR c++/48999
21010         * tree-inline.c (copy_statement_list): Put back recursion.
21011
21012 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21013
21014         PR target/27663
21015         PR target/41076
21016         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
21017         * config/avr/avr.md ("*ior<mode>qi.byte0",
21018         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
21019
21020 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21021
21022         PR target/45099
21023         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
21024         register is needed for a function argument.
21025
21026 2011-05-16  Richard Guenther  <rguenther@suse.de>
21027
21028         * gimple.c (struct type_hash_pair): New type.
21029         (type_hash_pair_compare): New function.
21030         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
21031
21032 2011-05-16  Revital Eres  <revital.eres@linaro.org>
21033
21034         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
21035
21036 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21037
21038         * config/i386/i386.md (floating point move splitters): Fix
21039         usage of standard_80387_constant_p.
21040         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
21041
21042 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21043
21044         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
21045
21046 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
21047
21048         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
21049         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
21050         (tree_ssa_lim_finalize): Likewise.
21051
21052 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
21053
21054         * config/i386/constraint.md (Yd, Yx): New register constraints.
21055         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
21056         Yd conditional register constraint.
21057         (*movtf_internal): Use standard_sse_constant_opcode.
21058         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
21059         Yx conditional register constraint.
21060         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
21061         Yd conditional register constraint.  Use standard_sse_constant_p to
21062         check for valid SSE constants and call standard_sse_constant_opcode to
21063         output SSE insn.
21064         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
21065         constants and call standard_sse_constant_opcode to output SSE insn.
21066         * config/i386/i386.c (ix86_option_ovverride_internal): Set
21067         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
21068         optimize_size is set.
21069         (standard_sse_constant_opcode): Output conditional AVX insn templates.
21070
21071 2011-05-14  Tobias Burnus  <burnus@net-b.de>
21072
21073         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
21074
21075 2011-05-13  Martin Jambor  <mjambor@suse.cz>
21076
21077         * ipa-prop.c (ipa_cst_from_jfunc): New function.
21078         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
21079         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
21080         (evaluate_conditions_for_ipcp_clone): Removed.
21081         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
21082         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
21083         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
21084
21085 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
21086
21087         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
21088         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
21089         lieu of MAY_HAVE_DEBUG_STMTS.
21090         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
21091         debug statements if !MAY_HAVE_DEBUG_STMTS.
21092
21093 2011-05-13  Martin Thuresson  <martint@google.com>
21094
21095         PR gcov-profile/47793
21096         * libgcov.c (gcov_exit): Support relative profile paths.
21097         * doc/invoke.texi (-fprofile-dir): Update for above change.
21098
21099 2011-05-13  Richard Guenther  <rguenther@suse.de>
21100
21101         * gimple.c (gimple_canonical_types_compatible_p): Do not use
21102         type-pair caching, do not compare hashes.
21103
21104 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
21105
21106         PR middle-end/48965
21107         * tree-cfg.c (edge_to_cases_cleanup): Return true.
21108         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
21109
21110 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21111
21112         * gimplify.c (gimplify_expr): Make sure operand is boolified.
21113         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
21114         compatible type for TRUTH_NOT_EXPR.
21115
21116 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
21117
21118         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
21119         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
21120         can_create_pseudo_p ().
21121
21122 2011-05-13  Richard Guenther  <rguenther@suse.de>
21123
21124         PR lto/48978
21125         * gimple.c (iterative_hash_gimple_type): Revert change in
21126         pointer target and function result and argument hashing.
21127
21128 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
21129
21130         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
21131         (*movxf_internal_nointeger): Ditto.
21132         (*movdf_internal_rex64): Ditto.
21133         (*movdf_internal): Ditto.
21134         (*movdf_internal_nointeger): Ditto.
21135         (*movsf_internal): Ditto.
21136         (sincos splitters): Use can_create_pseudo ().
21137
21138 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
21139
21140         * config/i386/i386-opts.h: New.
21141         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
21142         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
21143         ix86_section_threshold): Remove.
21144         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
21145         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
21146         OPT_mbranch_cost_.
21147         (ix86_option_override_internal): Don't decode strings for options
21148         other than -march=, -mtune= and -mfpmath=.  Don't allow for
21149         __attribute__ uses in remaining diagnostics for options with
21150         string arguments.  Don't check for integer arguments being negative.
21151         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
21152         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
21153         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
21154         ix86_branch_cost, ix86_section_threshold): Remove.
21155         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
21156         HeaderInclude.
21157         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
21158         but not Var.
21159         (masm=): Use Enum and Init.
21160         (asm_dialect): New Enum and EnumValue entries.
21161         (mbranch-cost=): Use UInteger.
21162         (mlarge-data-threshold=): Use UInteger and Init.
21163         (mcmodel=): Use Enum and Init.
21164         (cmodel): New Enum and EnumValue entries.
21165         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
21166         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
21167         mregparm=): Use UInteger.
21168         (mstringop-strategy=): Use Enum and Init.
21169         (stringop_alg): New Enum and EnumValue entries.
21170         (mtls-dialect=): Use Enum and Init.
21171         (tls_dialect): New Enum and EnumValue entries.
21172         (mabi=): Use Enum and Init.
21173         (calling_abi): New Enum and EnumValue entries.
21174         (mveclibabi=): Use Enum and Init.
21175         (ix86_veclibabi): New Enum and EnumValue entries.
21176
21177 2011-05-13  Nick Clifton  <nickc@redhat.com>
21178
21179         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
21180         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
21181
21182 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21183
21184         PR middle-end/48984
21185         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
21186         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
21187         (gimple_boolify): Check for cast for boolean_type_node instead for
21188         BOOLEAN_TYPE.
21189
21190 2011-05-13  Richard Guenther  <rguenther@suse.de>
21191
21192         PR tree-optimization/48172
21193         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
21194         multiplying by number of iterations for equal step.
21195         (vect_create_cond_for_alias_checks): Likewise.
21196
21197 2011-05-13  Andreas Schwab  <schwab@redhat.com>
21198
21199         * configure.ac: Use AS_HELP_STRING throughout.
21200         * configure: Regenerate.
21201
21202 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
21203
21204         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
21205         (ix86_emit_restore_regs_using_mov): Likewise.
21206         (ix86_emit_restore_sse_regs_using_mov): Likewise.
21207
21208 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
21209
21210         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
21211         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
21212         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
21213         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
21214         RTX_OK_FOR_OLO10_P): ...here.
21215         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
21216         SYMBOLIC_CONST.
21217
21218 2011-05-12  Kai Tietz  <ktietz@redhat.com>
21219
21220         * gimplify.c (gimple_boolify): Re-boolify expression
21221         arguments even if expression type is of kind BOOLEAN_TYPE.
21222         (gimplify_boolean_expr): Removed.
21223         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
21224         and XOR. Additional take care that we keep expression's type.
21225         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
21226         of TRUTH_AND|OR|XOR_EXPR.
21227
21228 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21229
21230         PR tree-optimization/48975
21231         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
21232         on all bbs here and free and clear ifc_bbs at the end.
21233
21234 2011-05-12  Richard Guenther  <rguenther@suse.de>
21235
21236         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
21237         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
21238         until after simple checks.
21239         (gimple_types_compatible_p): Likewise.
21240         (iterative_hash_gimple_type): Always hash pointer targets
21241         and function return and argument types.
21242         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
21243         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
21244         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
21245         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
21246         completely in the simple compare section.
21247         (gimple_register_canonical_type): Query the cache again after
21248         registering.
21249
21250 2011-05-12  Richard Guenther  <rguenther@suse.de>
21251
21252         PR tree-optimization/48172
21253         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
21254         the number of iterations from the segment size calculation.
21255         (vect_create_cond_for_alias_checks): Adjust.
21256
21257 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21258
21259         PR debug/48967
21260         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
21261         if validate_subreg fails.
21262
21263 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
21264
21265         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
21266         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
21267         early.
21268
21269 2011-05-12  DJ Delorie  <dj@redhat.com>
21270
21271         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
21272         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
21273         created builtin into rx_builtins array.
21274         (rx_builtin_decl): New function.
21275         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
21276
21277 2011-05-12  DJ Delorie  <dj@redhat.com>
21278             Nick Clifton  <nickc@redhat.com>
21279
21280         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
21281         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
21282         (rx_is_legitimate_address): Add pre-decrement and post-increment
21283         addressing in HImode and QImode.  Fix test for out of range
21284         REG+INT addressing.
21285         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
21286         (rx_align_for_label): Test label before extracting its usage count.
21287         (rx_adjust_insn_lengths): Fix selection of insn codes.
21288         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
21289
21290 2011-05-11  Jason Merrill  <jason@redhat.com>
21291
21292         * tree.c (type_hash_canon): Use struct tree_type_non_common.
21293
21294 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21295
21296         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
21297         reindent the subsequent block.
21298
21299 2011-05-11  Satoru Takabayashi  <satorux@google.com>
21300             Paul Pluzhnikov  <ppluzhnikov@google.com>
21301
21302         * doc/install.texi (Configuration): Document --with-linker-hash-style.
21303         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
21304         * config.in: Add LINKER_HASH_STYLE.
21305         * configure.ac: Add --with-linker-hash-style.
21306         * configure: Regenerate.
21307
21308 2011-05-11  Richard Guenther  <rguenther@suse.de>
21309
21310         PR middle-end/48964
21311         * gimple.c (iterative_hash_canonical_type): Fix typo.
21312
21313 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
21314
21315         * config/i386/i386.c (legitimize_tls_address)
21316         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21317         expanders directly for TARGET_GNU2_TLS.  Determine pic and
21318         __tls_get_addr symbol reference here.  Update call to
21319         gen_tls_global_dynamic_{32,64} for added arguments.
21320         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21321         expanders directly for TARGET_GNU2_TLS.  Determine
21322         __tls_get_addr symbol reference here.  Update call to
21323         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
21324         unique UNSPEC REG_EQUIV to libcall block.
21325         (ix86_tls_get_addr): Declare static.
21326         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
21327         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
21328         Do not determine pic and __tls_get_addr symbol reference here. Do not
21329         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
21330         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
21331         (tls_global_dynamic_64): Add operand 2.  Do not determine
21332         __tls_get_addr symbol reference here.  Do not call
21333         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
21334         (tls_local_dynamic_base64): Ditto for operand 1.
21335
21336 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21337
21338         * function.c (expand_function_start): Initialize stack_check_probe_note
21339         only if the generic stack checking mechanism is used.
21340
21341 2011-05-11  Richard Guenther  <rguenther@suse.de>
21342
21343         PR tree-optimization/15256
21344         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
21345         (A & B) | C, combine (A op CST1) op CST2.
21346         (tree_ssa_forward_propagate_single_use_vars): Only bother to
21347         visit assigns that have uses.
21348
21349 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
21350
21351         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
21352         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
21353         (unpack_ts_type_common_value_fields): ...this.  Update comment.
21354         (unpack_value_fields): Adjust for renaming.
21355         (lto_input_ts_type_tree_pointers): Split into...
21356         (lto_input_ts_type_common_tree_pointer): ...this and...
21357         (lto_input_ts_type_non_common_tree_pointers): ...this.
21358         (lto_input_tree_pointers): Adjust for above split.
21359         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
21360         (pack_ts_type_common_value_fields): ...this.  Update comment.
21361         (lto_output_ts_type_tree_pointers): Split into...
21362         (lto_output_ts_type_common_tree_pointers): ...this and...
21363         (lto_output_ts_type_non_common_tree_pointers): ...this.
21364         (lto_output_tree_pointers): Adjust for above split.
21365         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
21366         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
21367         * stor-layout.c (vector_type_mode): Adjust location of mode field.
21368         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
21369         Define.
21370         (struct tree_type): Split into...
21371         (struct tree_type_common: ...this and...
21372         (struct tree_type_with_lang_specific): ...this and...
21373         (struct tree_type_non_common): ...this.  Adjust accessor macros
21374         accordingly.
21375         (TYPE_VALUES_RAW): Define.
21376         (union tree_node): Update for above changes.
21377         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
21378         TS_TYPE_NON_COMMON.
21379         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
21380         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
21381         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
21382         * treestructu.def (TS_TYPE): Remove.
21383         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
21384         Define.
21385
21386 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
21387
21388         PR debug/48159
21389         * tree-ssa.c (reset_debug_uses): New function.
21390         * tree-flow.h (reset_debug_uses): New prototype.
21391         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
21392         * tree-loop-distribution.c (generate_loops_for_partition): Call
21393         reset_debug_uses on the stmts that will be removed.  Keep around
21394         all debug stmts, don't count them as bits in partition bitmap.
21395         (generate_builtin): Don't count debug stmts or labels as bits in
21396         partition bitmap.
21397
21398 2011-05-11  Richard Guenther  <rguenther@suse.de>
21399
21400         * gimple.c (gimple_type_hash_1): Merge with ...
21401         (gimple_type_hash): ... this.
21402         (gtc_visit): Remove mode parameter and simplify accordingly.
21403         (gimple_types_compatible_p_1): Likewise.
21404         (gimple_types_compatible_p): Likewise.
21405         (iterative_hash_gimple_type): Likewise.
21406         (visit): Likewise.
21407         (gimple_type_eq): Adjust.
21408
21409 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21410
21411         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
21412         enters the branch create an anti edge in the opposite direction
21413         to prevent the creation of reg-moves.
21414         * modulo-sched.c: Adjust comment to reflect the fact we are
21415         scheduling closing branch.
21416         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
21417         (stage_count): New field in struct partial_schedule.
21418         (calculate_stage_count): New function.
21419         (normalize_sched_times): Rename to reset_sched_times and handle
21420         incrementing the sched time of the nodes by a constant value
21421         passed as parameter.
21422         (duplicate_insns_of_cycles): Skip closing branch.
21423         (sms_schedule_by_order): Schedule closing branch.
21424         (ps_insn_find_column): Handle closing branch.
21425         (sms_schedule): Call reset_sched_times and adjust the code to
21426         support scheduling of the closing branch.
21427         (ps_insert_empty_row): Update calls to normalize_sched_times
21428         and rotate_partial_schedule functions.
21429
21430 2011-05-11  Richard Guenther  <rguenther@suse.de>
21431
21432         PR middle-end/48953
21433         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
21434
21435 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
21436
21437         * opts.c (finish_options): Move warning settings from process_options.
21438         * toplev.c (process_options): Move warning settings to finish_options.
21439
21440 2011-05-11  Richard Guenther  <rguenther@suse.de>
21441
21442         PR tree-optimization/18041
21443         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
21444         (simplify_bitwise_binary): ... this.  Handle operand conversions
21445         by applying them to the result instead.
21446         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
21447
21448 2011-05-11  Richard Guenther  <rguenther@suse.de>
21449
21450         * gimple.c (gimple_canonical_types_compatible_p): Split out
21451         from gimple_types_compatible_p and friends.  Do not recurse
21452         to pointed-to types.
21453         (gimple_canonical_type_eq): Use it.
21454         (iterative_hash_canonical_type): Split out from
21455         iterative_hash_gimple_type and friends.  Do not recurse
21456         to pointed-to types.
21457         (gimple_canonical_type_hash): Use it, allocate the hash here.
21458
21459 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21460
21461         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
21462         recognizing doloop.
21463
21464 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21465
21466         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
21467         instead of PREV_INSN.
21468
21469 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21470
21471         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
21472         * loop-doloop.c (doloop_condition_get): Likewise.
21473         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
21474         (doloop_end): New.
21475         * config/arm/arm.md (*addsi3_compare0): Remove "*".
21476
21477 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
21478
21479         * tree.def (CASE_LABEL_EXPR): Add an operand.
21480         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
21481
21482 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21483
21484         * c-decl.c (c_override_global_bindings_to_false): Remove.
21485         (global_bindings_p): Don't check
21486         c_override_global_bindings_to_false.
21487         * c-tree.h (c_override_global_bindings_to_false): Remove.
21488         * c-typeck.c (composite_type): Don't set
21489         c_override_global_bindings_to_false.
21490
21491 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
21492
21493         PR target/48857, 48495
21494         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
21495         (VSX_MODE): Ditto.
21496         (VSX_MOVE_MODE): Ditto.
21497         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
21498         VSX vector types.  Add V2DImode.
21499         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
21500         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
21501         (MODES_TIEABLE_P): Ditto.
21502
21503         * config/rs6000/rs6000.c (rs6000_emit_move): Use
21504         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
21505         VSX_VECTOR_MODE.
21506         (init_cumulative_args): Ditto.
21507         (rs6000_function_arg_boundary): Ditto.
21508         (rs6000_function_arg_advance_1): Ditto.
21509         (rs6000_function_arg): Ditto.
21510         (rs6000_function_ok_for_sibcall): Ditto.
21511         (emit_frame_save): Ditto.
21512         (rs6000_function_value): Ditto.
21513         (rs6000_libcall_value): Ditto.
21514
21515 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21516
21517         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
21518         i386/darwin-lib.h to $libgcc_tm_file.
21519         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
21520
21521 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21522
21523         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
21524
21525 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21526
21527         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
21528         * config/rs6000/rs6000-tables.opt: New file (generated).
21529         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
21530         rs6000/rs6000-tables.opt to extra_options.
21531         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
21532         * config/rs6000/rs6000.c (rs6000_select): Remove.
21533         (processor_target_table): Move contents to rs6000-cpus.def.
21534         (darwin_rs6000_override_options): Check
21535         global_options_set.x_rs6000_cpu_index instead of
21536         rs6000_select[1].string.
21537         (rs6000_option_override_internal): Likewise.
21538         (rs6000_handle_option): Don't assert that global structures are in
21539         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
21540         (rs6000_default_cpu): New variable.
21541         (rs6000_file_start): Set it instead of local default_cpu.  Check
21542         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
21543         global_options_set.x_rs6000_tune_index instead of rs6000_select.
21544         (rs6000_darwin_file_start): Check rs6000_default_cpu and
21545         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
21546         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
21547         rs6000_select): Remove.
21548         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
21549         Remove.
21550         (mcpu=, mtune=): Use Var, Init, Enum and Save.
21551         * config/rs6000/t-rs6000
21552         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
21553         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21554         global_options_set.x_rs6000_cpu_index instead of
21555         rs6000_select[1].string.
21556         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21557         global_options_set.x_rs6000_cpu_index instead of
21558         rs6000_select[1].string.
21559
21560 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21561
21562         * config.gcc (libgcc_tm_file): Define instead of including files
21563         from ../../libgcc/config/ in tm_file.
21564         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
21565         * configure: Regenerate.
21566         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
21567         libgcc_tm.h, cs-libgcc_tm.h): New.
21568         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
21569         (clean): Remove libgcc_tm.h.
21570         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
21571         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
21572         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
21573
21574 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
21575
21576         PR target/48896
21577         * config/avr/avr.c (avr_ret_register): Return unsigned int
21578         instead of int.
21579         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
21580         it to avr_libcall_value.
21581         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
21582         expand_expr.
21583         (avr_expand_binop_builtin): Ditto.
21584         (avr_expand_unop_builtin): Ditto.
21585
21586 2011-05-10  DJ Delorie  <dj@redhat.com>
21587
21588         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
21589         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
21590         * config/rx/rx.c (rx_align_for_label): Add label and
21591         uses_threshold parameters.  Do not align when the label is not
21592         used enough.
21593         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
21594
21595 2011-05-10  Richard Guenther  <rguenther@suse.de>
21596
21597         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
21598         a series of conversions and apply foldings similar to what
21599         fold-const does.
21600         (tree_ssa_forward_propagate_single_use_vars): Call it.
21601
21602 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
21603
21604         PR tree-optimization/48611
21605         PR tree-optimization/48794
21606         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
21607         referenced from RESX or EH_DISPATCH arguments.
21608
21609         PR debug/48928
21610         * dfp.c (decimal_to_decnumber): Handle conversion from
21611         dconst{1,2,m1,half}.
21612
21613 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21614
21615         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
21616         for !flag_prefer_avx128.
21617         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
21618
21619 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21620
21621         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
21622         (fold_ternary_loc): Use expr_location_or.
21623
21624 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
21625
21626         PR debug/48853
21627         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
21628         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
21629         Pmode and mem_mode is not VOIDmode.
21630
21631 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
21632
21633         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
21634         TYPE_QUAL_RESTRICT): Convert to enum.
21635
21636 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21637
21638         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
21639         (const_pow2_1_to_8_operand): Ditto.
21640         (const_pow2_1_to_128_operand): Ditto.
21641         (const_pow2_1_to_32768_operand): Ditto.
21642         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
21643         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
21644         in insn constraint to check integer value of operand 3.
21645         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
21646
21647         (PINSR_MODE): New mode iterator.
21648         (sse2p4_1): New mode attribute.
21649         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
21650         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
21651         iterator.  Use const_int_operand instead of
21652         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
21653         exact_log2 in insn constraint to check integer value of operand 3.
21654
21655 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21656
21657         * config/i386/sse.md (blendbits): Remove mode attribute.
21658         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
21659         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
21660         Check integer value of operand 3 in insn constraint.
21661
21662 2011-05-09  Richard Guenther  <rguenther@suse.de>
21663
21664         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
21665         for diagnostics.
21666         (lto_symtab_merge): Likewise.  Do not register types here.
21667         (lto_symtab_merge_decls_2): Likewise.
21668         (lto_symtab_merge_decls_1): Likewise.
21669         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
21670         * gimple.c (enum gtc_mode): Declare.
21671         (gimple_types_compatible_p): Make static.
21672
21673 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21674
21675         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
21676         temporary register to match Pmode.
21677
21678 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21679
21680         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
21681         and *vec_concatv4si_1_avx.
21682
21683 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21684
21685         PR rtl-optimization/48927
21686         * ira-conflicts.c (commutative_constraint_p): Use
21687         recog_data.alternative_enabled_p to disable alternatives where
21688         "enabled" attribute is false.
21689         (get_dup_num): Ditto.
21690         * ira-lives.c (single_reg_class): Ditto.
21691         (ira_implicitly_set_insn_hard_regs): Ditto.
21692
21693 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21694
21695         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
21696         (dataflow_set_preserve_mem_locs): Likewise.
21697
21698 2011-05-09  Philipp Thomas  <pth@suse.de>
21699
21700         * config/mep/mep.c (mep_validate_vliw): Syntax description
21701         should not be translated.
21702
21703 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
21704
21705         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
21706         * config/mips/mips-tables.opt: New file (generated).
21707         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
21708         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
21709         MIPS_ARCH_OPTION_NATIVE): Define.
21710         * config/mips/mips.c (mips_cpu_info_table): Move contents to
21711         mips-cpus.def.
21712         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
21713         mips_parse_cpu): Remove.
21714         (mips_cpu_info_from_opt, mips_default_arch): New.
21715         (mips_handle_option): Don't assert that global structures are in
21716         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
21717         (mips_option_override): Use new variables and functions to set
21718         state of these options.  Use strcmp to check for individual CPU names.
21719         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
21720         definition.
21721         * config/mips/mips.opt (march=): Use ToLower and Enum.
21722         (mips): Use ToLower, Enum and Var.
21723         (mtune=): Use ToLower and Enum.
21724         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
21725
21726 2011-05-08  Jan Hubicka  <jh@suse.cz>
21727
21728         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
21729         Arrange type pairs to be UID ordered.
21730         (gimple_lookup_type_leader): Make inline.
21731
21732 2011-05-09  Nick Clifton  <nickc@redhat.com>
21733
21734         PR target/48899
21735         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
21736         PROCESSOR_DEFAULT.
21737
21738         PR target/48897
21739         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
21740         variable 's'.
21741
21742 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
21743
21744         * combine.c (simplify_comparison): Abstract out parts into...
21745         (simplify_compare_const): ... new function.
21746         (try_combine): Generalize parallel arithmetic/compare combining
21747         to call simplify_compare_const() and CANONICALIZE_COMPARE().
21748
21749 2011-05-08  Jan Hubicka  <jh@suse.cz>
21750
21751         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
21752         (cgraph_create_virtual_clone): Call hooks once virtual clone
21753         is finished.
21754         * cgraph.h (cgraph_clone_node): Update prototype.
21755         * ipa-cp.c (ipcp_estimate_growth): Use
21756         estimate_ipcp_clone_size_and_time.
21757         * ipa-inline-transform.c (clone_inlined_nodes): Update.
21758         * lto-cgraph.c (input_node): Update.
21759         * ipa-inline.c (recursive_inlining): Update.
21760         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
21761         (evaluate_conditions_for_known_args): Break out from ...
21762         (evaluate_conditions_for_edge): ... here.
21763         (evaluate_conditions_for_ipcp_clone): New function.
21764         (inline_node_duplication_hook): Update clone summary based
21765         on parameter map.
21766         (estimate_callee_size_and_time): Rename to ...
21767         (estimate_node_size_and_time): take NODE instead of EDGE;
21768         take POSSIBLE_TRUTHS as argument.
21769         (estimate_callee_size_and_time): Update.
21770         (estimate_ipcp_clone_size_and_time): New function.
21771         (do_estimate_edge_time): Update.
21772
21773 2011-05-08  Richard Guenther  <rguenther@suse.de>
21774
21775         PR middle-end/48908
21776         PR middle-end/48905
21777         * expmed.c (expand_shift_1): Compute adjusted constant shift
21778         amount manually.
21779
21780 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21781
21782         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
21783
21784 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21785
21786         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
21787
21788 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
21789
21790         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
21791
21792 2011-05-07  Jan Hubicka  <jh@suse.cz>
21793
21794         * ipa-inline-transform.c (inline_call): Account when program size
21795         decreases.
21796         * ipa-inline.c (relative_time_benefit): New function.
21797         (edge_badness): Reorganize to be power 2 based; fix thinko when
21798         computing badness for negative growth; update comments to match
21799         reality; better dumps.
21800
21801 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
21802
21803         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
21804         type to bool and adjust comment.
21805         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
21806         (fold_mathfn_compare): Remove calls to global_bindings_p.
21807         (fold_inf_compare): Likewise.
21808         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
21809         * c-tree.h (global_bindings_p): Adjust prototype.
21810         * c-decl.c (global_bindings_p): Return bool and simplify.
21811
21812 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
21813
21814         PR tree-optimization/48837
21815         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
21816         when accumulator transformation is performed.
21817
21818 2011-05-06  Jan Hubicka  <jh@suse.cz>
21819
21820         * i386.h (ix86_tune_indices): Add
21821         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
21822         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
21823         * i386.c (initial_ix86_tune_features): Add
21824         X86_SOFTARE_PREFETCHING_BENEFICIAL.
21825         (software_prefetching_beneficial_p): Remove predicate.
21826         (ix86_option_override_internal): Use new macro.
21827
21828 2011-05-06  Jan Hubicka  <jh@suse.cz>
21829
21830         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
21831
21832 2011-05-06  Jan Hubicka  <jh@suse.cz>
21833
21834         * cgraph.c (cgraph_add_thunk): Create real function node instead
21835         of alias node; finalize it and mark needed/reachale; arrange visibility
21836         to be right and add it into the corresponding same comdat group list.
21837         (dump_cgraph_node): Dump thunks.
21838         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
21839         cgraph_function_with_gimple_body_p,
21840         cgraph_first_function_with_gimple_body,
21841         cgraph_next_function_with_gimple_body): New functions.
21842         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
21843         New macros.
21844         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
21845         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21846         * cgraphunit.c (cgraph_finalize_function): Only look into possible
21847         devirtualization when optimizing.
21848         (verify_cgraph_node): Verify thunks.
21849         (cgraph_analyze_function): Analyze thunks.
21850         (cgraph_mark_functions_to_output): Output thunks only in combination
21851         with function they are assigned to.
21852         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
21853         alias into normal node.
21854         (assemble_thunks): New functoin.
21855         (cgraph_expand_function): Use it.
21856         * lto-cgraph.c (lto_output_node): Stream thunks.
21857         (input_overwrite_node): Stream in thunks.
21858         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
21859         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
21860         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
21861         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
21862         (inline_analyze_function): Do not care about thunk jump functions.
21863         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
21864         * ipa-prop.c (ipa_prop_write_jump_functions): Use
21865         cgraph_function_with_gimple_body_p.
21866         * passes.c (do_per_function_toporder): Use
21867         cgraph_function_with_gimple_body_p.
21868         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21869         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
21870         (function_called_by_processed_nodes_p): Likewise.
21871
21872 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21873
21874         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
21875         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
21876         entries.
21877         (mabi=): Replace with separate entries for mabi=altivec,
21878         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
21879         mabi=ieeelongdouble and mabi=ibmlongdouble.
21880         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
21881         check for -mabi=spe without SPE ABI support here.
21882         (rs6000_handle_option): Replace OPT_mabi_ handling with
21883         OPT_mabi_altivec and OPT_mabi_spe handling.
21884
21885 2011-05-06  Cary Coutant  <ccoutant@google.com>
21886
21887         * dwarf2out.c (contains_subprogram_definition): New function.
21888         (should_move_die_to_comdat): Call it.
21889
21890 2011-05-06  Jeff Law  <law@redhat.com>
21891
21892         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
21893         remove_ctrl_stmt_and_useless_edges.
21894         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
21895         (fixup_template_block, thread_single_edge): Likewise.
21896         (mark_threaded_blocks): Use THREAD_TARGET.
21897
21898 2011-05-06  Alan Modra  <amodra@gmail.com>
21899
21900         PR target/48900
21901         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
21902         const0_rtx as the arg to the dummy __tls_get_addr libcall.
21903
21904 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21905
21906         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
21907         constraint modifier to "r".
21908
21909 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21910
21911         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
21912         fall through for OPT_mcmodel_.
21913
21914 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21915
21916         * config/s390/s390.c (s390_asm_trampoline_template): Comment
21917         instruction sizes.
21918         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
21919
21920 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
21921
21922         PR target/47930
21923         * config/arm/arm.opt (marm): Document it.
21924         (mthumb): Reject negative variant.
21925
21926 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21927
21928         PR target/48898
21929         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
21930         Fix typo in "ccvt" variable name.
21931
21932 2011-05-06  Tristan Gingold  <gingold@adacore.com>
21933
21934         PR target/48895
21935         * config/vms/vms-ar.c (main): Remove cwd variable.
21936
21937 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
21938
21939         PR debug/48902
21940         * var-tracking.c (prepare_call_arguments): Move else before #endif.
21941
21942 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
21943
21944         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
21945         * gimplify.c (gimplify_switch_expr): Likewise.
21946         * omp-low.c (expand_omp_sections): Likewise.
21947         * tree-eh.c (lower_try_finally_switch): Likewise.
21948         (lower_eh_dispatch): Likewise.
21949         * tree.h (build_case_label): Declare.
21950         * tree.c (build_case_label): Define.
21951
21952 2011-05-05  Jason Merrill  <jason@redhat.com>
21953
21954         PR c++/40975
21955         * tree-inline.c (copy_tree_r): Use copy_statement_list.
21956         (copy_statement_list): Don't recurse.
21957         * stor-layout.c (copy_self_referential_tree_r): Don't allow
21958         STATEMENT_LIST.
21959
21960 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
21961
21962         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
21963         through from -mfpu= handling.
21964         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
21965
21966 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
21967
21968         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
21969         POST_MODIFY.
21970
21971 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
21972
21973         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
21974         for 11.31.
21975         (hppa[12]*-*-hpux11*): Ditto.
21976         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
21977         * config/ia64/hpux-unix2003.h: New.
21978         * config/pa/pa-hpux1131.opt: New.
21979         * config/pa/pa-hpux1131.h: New.
21980         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
21981         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
21982         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
21983
21984 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
21985
21986         PR debug/48853
21987         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
21988         instead of mode as 3rd argument to recursive call.
21989         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
21990         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
21991         VOIDmode.
21992         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
21993         don't give up if mode is Pmode and mem_mode is not VOIDmode.
21994         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
21995         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
21996
21997 2011-05-05  Julian Brown  <julian@codesourcery.com>
21998
21999         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
22000         parenthesis in D-register case.
22001
22002 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22003
22004         * opt-functions.awk (var_type_struct): Handle Enum options.
22005         * optc-gen.awk: Don't check range of variables of character type.
22006         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
22007         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
22008         rs6000_sdata_name, rs6000_explicit_options): Remove.
22009         (rs6000_option_override_internal): Check for -malign-power here.
22010         Use global_options_set instead of rs6000_explicit_options.
22011         (rs6000_parse_fpu_option): Remove.
22012         (rs6000_handle_option): Access variables via opts and opts_set
22013         pointers.  Use error_at and warning_at.  Add fall-through
22014         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
22015         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
22016         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
22017         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
22018         here.  Don't use rs6000_parse_fpu_option.
22019         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
22020         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
22021         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
22022         (mrecip=): Use Var.
22023         (mspe): Use Var and Save.
22024         (mtraceback=): Use Enum and Var.
22025         (rs6000_traceback_type): New Enum and EnumValue entries.
22026         (mfloat-gprs=): Use Enum, Var and Save.
22027         (rs6000_float_gprs): New Enum and EnumValue entries.
22028         (mlong-double-): use Var and Save.
22029         (msched-costly-dep=, minsert-sched-nops=): Use Var.
22030         (malign-): Use Enum and Var.
22031         (rs6000_alignment_flags): New Enum and EnumValue entries.
22032         (mfpu=): Use Enum.
22033         (fpu_type_t): New Enum and EnumValue entries.
22034         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22035         global_options_set instead of rs6000_explicit_options.
22036         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22037         global_options_set instead of rs6000_explicit_options.
22038         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22039         global_options_set instead of rs6000_explicit_options.
22040         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22041         global_options_set instead of rs6000_explicit_options.
22042         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
22043         global_options_set instead of rs6000_explicit_options.
22044         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22045         global_options_set instead of rs6000_explicit_options.
22046         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
22047         definition.
22048         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22049         global_options_set instead of rs6000_explicit_options.
22050         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
22051         (rs6000_cmodel): New Enum and EnumValue entries.
22052         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22053         global_options_set instead of rs6000_explicit_options.
22054         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
22055         (mtls-size=): Use Enum and Var.
22056         (rs6000_tls_size): New Enum and EnumValue entries.
22057
22058 2011-05-05  Michael Matz  <matz@suse.de>
22059
22060         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
22061         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
22062         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
22063         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
22064         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
22065         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
22066         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
22067         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
22068         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
22069         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
22070         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
22071         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
22072         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
22073         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
22074         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
22075         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
22076
22077 2011-05-05  Richard Guenther  <rguenther@suse.de>
22078
22079         * expmed.c (expand_variable_shift): Rename to ...
22080         (expand_shift_1): ... this.  Take an expanded shift amount.
22081         For rotates recurse directly not building trees for the shift amount.
22082         (expand_variable_shift): Wrap around expand_shift_1.
22083         (expand_shift): Adjust.
22084
22085 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22086
22087         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
22088
22089 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
22090
22091         * tree.h (get_pending_sizes): Remove prototype.
22092         (put_pending_size): Likewise.
22093         (put_pending_sizes): Likewise.
22094         * stor-layout.c (pending_sizes): Delete.
22095         (get_pending_sizes): Likewise.
22096         (put_pending_size): Likewise.
22097         (put_pending_sizes): Likewise.
22098         (variable_size): Do not call put_pending_size and tidy up.
22099         * function.h (struct function): Remove dont_save_pending_sizes_p.
22100         * lto-streamer-in.c (input_function): Do not stream it.
22101         * lto-streamer-out.c (output_function): Likewise.
22102         * tree-inline.c (initialize_cfun): Do not copy it.
22103         * c-decl.c (store_parm_decls): Do not set it.
22104         * omp-low.c (create_task_copyfn): Likewise.
22105         * tree-optimize.c (tree_rest_of_compilation): Likewise.
22106
22107 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
22108
22109         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
22110         conditions.
22111         (*movdf_internal): Ditto.
22112         (*movdf_internal_nointeger): Ditto.
22113         (*movsf_internal): Ditto.
22114
22115 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22116
22117         * c-decl.c (finish_decl): Don't call get_pending_sizes.
22118         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
22119         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
22120         (c_variable_size): Remove.
22121         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
22122         call put_pending_sizes.
22123         (get_parm_info): Add parameter expr.  Use it to set
22124         arg_info->pending_sizes.
22125         (store_parm_decls): Use arg_info->pending_sizes instead or calling
22126         get_pending_sizes.
22127         * c-parser.c (c_parser_parms_declarator): Update call to
22128         c_parser_parms_list_declarator.
22129         (c_parser_parms_list_declarator): Take parameter expr.  Update
22130         call to push_parm_decl.  Update recursive call.  Don't call
22131         get_pending_sizes.  Update calls to get_parm_info.
22132         (c_parser_objc_method_definition): Update calls to
22133         c_parser_objc_method_decl and objc_start_method_definition.
22134         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
22135         (c_parser_objc_method_decl): Add parameter expr.  Update call to
22136         grokparm.
22137         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
22138         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
22139         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
22140
22141 2011-05-05  Michael Hope  <michael.hope@linaro.org>
22142
22143         PR pch/45979
22144         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
22145         __ARM_EABI__ hosts.
22146
22147 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22148
22149         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
22150         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
22151         (spu_output_mi_thunk): New function.
22152
22153 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22154
22155         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
22156         targetm.asm_out.print_operand.
22157         * config/sol2.c: Include target.h.
22158
22159 2011-05-04  Jan Hubicka  <jh@suse.cz>
22160
22161         * ipa-inline.c (reset_edge_caches): New function.
22162         (update_caller_keys): Add check_inlinablity_for; do not
22163         reset edge caches; remove now unnecesary loop.
22164         (update_callee_keys): Add comments; reset node_growth_cache of callee.
22165         (update_all_callee_keys): Likewise.
22166         (inline_small_functions): Sanity check cache; update code
22167         recomputing it.
22168
22169 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
22170
22171         PR rtl-optimization/47612
22172         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
22173         as the last insn of the sequence to be moved.
22174
22175 2011-05-04  Tobias Burnus  <burnus@net-b.de>
22176
22177         PR fortran/48864
22178         * doc/invoke.texi (Ofast): Document that it
22179         enables Fortran's -fno-protect-parens.
22180
22181 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22182
22183         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
22184
22185 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
22186
22187         * stor-layout.c (variable_size): Do not issue errors.
22188
22189 2011-05-04  Richard Guenther  <rguenther@suse.de>
22190
22191         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
22192         for array-ref indices.
22193         (tree_coverage_counter_addr): Likewise.
22194         (build_fn_info_type): Use size_int for index types.
22195         (build_gcov_info): Likewise.
22196
22197 2011-05-04  Richard Guenther  <rguenther@suse.de>
22198
22199         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
22200         to build_int_cst.
22201         * c-typeck.c (really_start_incremental_init): Use bitsize_int
22202         for constructor indices.
22203         (push_init_level): Likewise.
22204
22205 2011-05-04  Richard Guenther  <rguenther@suse.de>
22206
22207         * explow.c (promote_mode): Move variable declarations before code.
22208
22209 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
22210
22211         * tree.h (build_function_type_array): Declare.
22212         (build_varargs_function_type_array): Declare.
22213         (build_function_type_vec, build_varargs_function_type_vec): Define.
22214         * tree.c (build_function_type_array_1): New function.
22215         (build_function_type_array): New function.
22216         (build_varargs_function_type_array): New function.
22217
22218 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
22219
22220         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
22221         before setting STMT_VINFO_TYPE.
22222
22223 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22224
22225         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
22226         instead of spu_pass_by_reference.
22227
22228 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22229
22230         * calls.c (emit_library_call_value_1): Invoke
22231         promote_function_mode hook on libcall arguments.
22232         * explow.c (promote_function_mode, promote_mode): Handle TYPE
22233         argument being NULL.
22234         * targhooks.c (default_promote_function_mode): Lisewise.
22235         * config/s390/s390.c (s390_promote_function_mode): Likewise.
22236         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
22237
22238         * doc/tm.texi: Document that TYPE argument might be NULL.
22239
22240 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22241
22242         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
22243
22244 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22245
22246         From Bernd Schmidt
22247         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
22248
22249 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22250
22251         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
22252         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
22253         Move ...
22254         * mips-tfile.c: ... here.
22255         Don't include coretypes.h, tm.h, filenames.h.
22256         (saber_stop): Remove definition and all calls.
22257         [__SABER__]: Remove.
22258         (__LINE__): Remove default.
22259         (Size_t, Ptrdiff_t): Remove definitions.
22260         Replace by size_t, ptrdiff_t.
22261         [!MIPS_DEBUGGING_INFO]: Remove.
22262         (SHASH_SIZE, THASH_SIZE): Remove defaults.
22263         (progname): Add const.
22264         (STATIC): Remove.
22265         Replace all uses by static.
22266         (ALIGN_SYMTABLE_OFFSET): Remove default.
22267         * mips-tdump.c: Don't include coretypes.h, tm.h.
22268         Remove !MIPS_IS_STAB guard.
22269         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
22270         $(TM_H), filenames.h dependencies.
22271         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
22272
22273 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22274
22275         From Jie Zhang
22276         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
22277         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
22278
22279 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22280
22281         From Bernd Schmidt
22282         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
22283         account and save/restore RETS.
22284         (PROFILE_BEFORE_PROLOGUE): Define.
22285         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
22286         the push insn to use predecrement.
22287
22288 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22289
22290         From Jie Zhang
22291         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
22292
22293 2011-05-04  Nick Clifton  <nickc@redhat.com>
22294
22295         * config/mn10300/mn10300.c: Include cfgloop.h.
22296         (DUMP): New macro.
22297         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
22298         Lcc or a FLcc insn into the instruction stream.
22299         (mn10300_block_contains_call): New function.  Returns true if the
22300         given basic block contains a CALL insn.
22301         (mn10300_loop_contains_call_insn): New function.  Returns true if
22302         the given loop contains a CALL insn.
22303         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
22304         to use the SETLB and Lcc or FLcc insns.
22305         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
22306         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
22307         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
22308         disable the SETLB optimization.
22309         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
22310         __SETLB__ or __NO_SETLB__.
22311         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
22312         (movsf_internal): Handle MDR register.
22313         (cmpsi): Make visible.
22314         (setlb): New pattern.
22315         (Lcc): New pattern.
22316         (FLcc): New pattern.
22317
22318 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22319
22320         PR target/48860
22321         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
22322         for reg<->xmm moves.
22323         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
22324         (vec_concatv2di_rex64_sse): Ditto.
22325         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
22326         (*vec_extractv2di_1_rex64): Ditto.
22327
22328         Revert:
22329         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22330
22331         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22332         reg<->xmm moves.
22333         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
22334
22335 2011-05-04  Richard Guenther  <rguenther@suse.de>
22336
22337         * tree.h (int_const_binop): Remove notrunc argument.
22338         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
22339         create integer constants that are properly truncated.
22340         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
22341         (const_binop): Remove zero notrunc argument to int_const_binop.
22342         (size_binop_loc): Likewise.
22343         (fold_div_compare): Likewise.
22344         (maybe_canonicalize_comparison_1): Likewise.
22345         (fold_comparison): Likewise.
22346         (fold_binary_loc): Likewise.
22347         (multiple_of_p): Likewise.
22348         * expr.c (store_constructor): Likewise.
22349         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
22350         (maybe_fold_stmt_addition): Likewise.
22351         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
22352         * stor-layout.c (layout_type): Likewise.
22353         * tree-data-ref.c (tree_fold_divides_p): Likewise.
22354         * tree-sra.c (build_ref_for_offset): Likewise.
22355         (build_user_friendly_ref_for_offset): Likewise.
22356         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
22357         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
22358         * tree-ssa-loop-niter.c (inverse): Likewise.
22359         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
22360         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
22361         * tree-switch-conversion.c (check_range): Likewise.
22362         (build_constructors): Likewise.
22363         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
22364         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
22365         (extract_range_from_assert): Likewise.
22366         (vrp_int_const_binop): Likewise.
22367         (extract_range_from_binary_expr): Likewise.
22368         (extract_range_from_unary_expr): Likewise.
22369         (check_array_ref): Likewise.
22370         (find_case_label_range): Likewise.
22371         (simplify_div_or_mod_using_ranges): Likewise.
22372         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
22373         comparing case labels for merging.
22374
22375 2011-05-03  Mark Wielaard  <mjw@redhat.com>
22376
22377         * dwarf2out.c (debug_str_hash_forced): Removed.
22378         (gen_label_for_indirect_string): Removed.
22379         (get_debug_string_label): Removed.
22380         (AT_string_form): Generate label directly.
22381         (output_indirect_string): Test indirect_string_node for
22382         DW_FORM_strp instead of checking label and refcount.
22383         (prune_indirect_string): Removed.
22384         (prune_unused_types): Don't check debug_str_hash_forced or
22385         call prune_indirect_string.
22386
22387 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22388
22389         PR other/48093
22390         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
22391
22392 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22393
22394         PR debug/47994
22395         PR debug/47919
22396         * combine.c (try_combine): Skip debug insns at m_split tests.
22397
22398 2011-04-26  Mark Wielaard  <mjw@redhat.com>
22399
22400         PR42288
22401         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
22402         when info_section_emitted.
22403
22404 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
22405
22406         * config/mips/mips-opts.h: New.
22407         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
22408         to mips-opts.h.
22409         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
22410         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
22411         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
22412         via opts pointer.
22413         * config/mips/mips.h (enum mips_code_readable_setting): Move to
22414         mips-opts.h.
22415         (mips_abi, mips_code_readable): Don't declare.
22416         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
22417         (mabi=): Use Enum and Var.
22418         (mips_abi): New Enum and EnumValue entries.
22419         (mcode-readable=): Use Enum and Var.
22420         (mips_code_readable_setting): New Enum and EnumValue entries.
22421         (mr10k-cache-barrier=): Use Enum and Var.
22422         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
22423
22424 2011-05-03  Jan Hubicka  <jh@suse.cz>
22425
22426         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
22427         replace hash by pointer map.
22428         (cgraph_node_set_element_def, cgraph_node_set_element,
22429         const_cgraph_node_set_element, varpool_node_set_element_def,
22430         varpool_node_set_element, const_varpool_node_set_element): Remove.
22431         (free_cgraph_node_set, free_varpool_node_set): New function.
22432         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
22433         * tree-emutls.c: Free varpool node set.
22434         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
22435         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22436         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
22437         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22438         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
22439         Move here from ipa.c; implement using pointer_map
22440         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
22441         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22442         debug_cgraph_node_set, varpool_node_set_new,
22443         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22444         dump_varpool_node_set, debug_varpool_node_set):
22445         Move to ipa-uitls.c.
22446         * passes.c (ipa_write_summaries): Update.
22447
22448 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22449
22450         From Mike Frysinger:
22451         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
22452         bf542/bf544/bf547/bf548/bf549.
22453
22454 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22455
22456         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
22457
22458 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22459
22460         From Bernd Schmidt:
22461         * config/bfin/bfin.md (MOVCC): New mode_macro.
22462         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
22463         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
22464         comments from generated assembly.
22465
22466 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22467
22468         From Bernd Schmidt
22469         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
22470         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
22471         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
22472         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
22473         * config/bfin/lib1funcs.asm (___muldi3): New function.
22474
22475 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22476
22477         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
22478         build_function_type_list instead of build_function_type.
22479         Rearrange initialization of `args' to do so.
22480
22481 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22482
22483         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
22484         instead of build_function_type.
22485
22486 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22487
22488         * config/rs6000/rs6000.c (spe_init_builtins): Call
22489         build_function_type_list instead of build_function_type.
22490         (paired_init_builtins, altivec_init_builtins): Likewise.
22491         (builtin_function_type): Likewise.
22492
22493 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22494
22495         * config/sh/sh.c (sh_media_init_builtins): Call
22496         build_function_type_list instead of build_function_type.
22497
22498 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22499
22500         * config/sparc/sparc.c (sparc_file_end): Call
22501         build_function_type_list instead of build_function_type.
22502
22503 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22504
22505         * config/alpha/alpha.c (alpha_init_builtins): Call
22506         build_function_type_list instead of build_function_type.
22507
22508 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22509
22510         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
22511         build_function_type_list instead of build_function_type.
22512
22513 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22514
22515         * config/iq2000/i2000.c (iq2000_init_builtins): Call
22516         build_function_type_list instead of build_function_type.
22517         Delete `endlink' variable.
22518
22519 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22520
22521         * config/avr/avr.c (avr_init_builtins): Call
22522         build_function_type_list instead of build_function_type.
22523
22524 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22525
22526         * config/picochip/picochip.c (picochip_init_builtins): Call
22527         build_function_type_list instead of build_function_type.
22528         Delete `endlink' variable.
22529
22530 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22531
22532         * config/bfin/bfin.c (bfin_init_builtins): Call
22533         build_function_type_list instead of build_function_type.
22534
22535 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22536
22537         From Bernd Schmidt
22538         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
22539         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
22540
22541 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22542
22543         From Jie Zhang:
22544         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
22545         libbffastfp overrides libgcc when -mfast-fp.
22546
22547 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22548
22549         Originally from Bernd Schmidt
22550         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
22551         * config/bfin/bfin.c (override_options): Test it and error if
22552         TARGET_FDPIC.
22553
22554 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22555
22556         Originally From Bernd Schmidt
22557         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
22558         FD-PIC.
22559
22560 2011-05-03  Jeff Law  <law@redhat.com>
22561
22562         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
22563         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
22564         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
22565         than accessing AUX field directly.  Free the AUX field before
22566         clearing it.
22567         (thread_block, thread_through_loop_header): Likewise.
22568         (thread_single_edge, mark_threaded_blocks): Likewise.
22569         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
22570         (register_jump_thread): Do not attempt to thread to a NULL edge.
22571
22572 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22573
22574         * function.c (init_function_start): Call decide_function_section.
22575         * varasm.c (decide_function_section): New function.
22576         (assemble_start_function): When not using
22577         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
22578         or first_function_block_is_cold.
22579         * rtl.h (decide_function_section): Declare.
22580
22581 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22582             Jakub Jelinek  <jakub@redhat.com>
22583
22584         PR target/48774
22585         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
22586         only succeed if req_mode is the same as set_mode.
22587
22588 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22589
22590         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
22591         * genemit.c (gen_exp): Handle RETURN.
22592         * emit-rtl.c (verify_rtx_sharing): Likewise.
22593         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
22594         * rtl.c (copy_rtx): RETURN is shared.
22595         * rtl.h (enum global_rtl_index): Add GR_RETURN.
22596         (ret_rtx): New.
22597         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
22598         * config/s390/s390.c (s390_emit_epilogue): Likewise.
22599         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
22600         * config/cris/cris.c (cris_expand_return): Likewise.
22601         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
22602         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
22603         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
22604         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
22605         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
22606         Likewise.
22607         * config/v850/v850.c (expand_epilogue): Likewise.
22608         * config/bfin/bfin.c (bfin_expand_call): Likewise.
22609         * config/arm/arm.md (epilogue): Likewise.
22610         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
22611         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
22612         variable to ret_reg.
22613
22614 2011-05-03  Richard Guenther  <rguenther@suse.de>
22615
22616         PR lto/48846
22617         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
22618         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
22619         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
22620
22621 2011-05-03  Richard Guenther  <rguenther@suse.de>
22622
22623         * c-decl.c (grokdeclarator): Instead of looking at
22624         TREE_OVERFLOW check if the constant fits in the index type.
22625
22626 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22627
22628         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
22629         (vec_store_lanes<mode><mode>): Likewise.
22630
22631 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22632
22633         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
22634         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
22635         convert_optab_index values.
22636         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
22637         * genopinit.c (optabs): Initialize the new optabs.
22638         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
22639         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
22640         (expand_STORE_LANES): New functions.
22641         * tree.h (build_array_type_nelts): Declare.
22642         * tree.c (build_array_type_nelts): New function.
22643         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
22644         (vect_model_load_cost): Likewise.
22645         (vect_store_lanes_supported, vect_load_lanes_supported)
22646         (vect_record_strided_load_vectors): Declare.
22647         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
22648         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
22649         (vect_transform_strided_load): Split out statement recording into...
22650         (vect_record_strided_load_vectors): ...this new function.
22651         * tree-vect-stmts.c (create_vector_array, read_vector_array)
22652         (write_vector_array, create_array_ref): New functions.
22653         (vect_model_store_cost): Add store_lanes_p argument.
22654         (vect_model_load_cost): Add load_lanes_p argument.
22655         (vectorizable_store): Try to use store-lanes functions for
22656         interleaved stores.
22657         (vectorizable_load): Likewise load-lanes and loads.
22658         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
22659         to vect_model_store_cost.
22660         (vect_build_slp_tree): Likewise vect_model_load_cost.
22661
22662 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22663
22664         * hooks.h (hook_bool_mode_uhwi_false): Declare.
22665         * hooks.c (hook_bool_mode_uhwi_false): New function.
22666         * target.def (array_mode_supported_p): New hook.
22667         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
22668         * doc/tm.texi: Regenerate.
22669         * stor-layout.c (mode_for_array): New function.
22670         (layout_type): Use it.
22671         * config/arm/arm.c (arm_array_mode_supported_p): New function.
22672         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
22673
22674 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
22675
22676         PR target/48723
22677         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
22678         for -fstack-check if the size to allocate is negative.
22679
22680 2011-05-02  Lawrence Crowl  <crowl@google.com>
22681
22682         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
22683         (timevar_cond_start): New for starting a timer only when it is not
22684         already running.
22685         (timevar_cond_stop): New for stopping a timer when it was not already
22686         running.
22687
22688         * timevar.c (timevar_stop): Enable start/stop timers to start again.
22689         (timevar_cond_start): New as above.
22690         (timevar_cond_stop): New as above.
22691
22692         * timevar.def: Add start/stop timers for compiler phases,
22693         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
22694         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
22695         and TV_PHASE_FINALIZE.
22696         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
22697         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
22698         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
22699         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
22700         Make unused TV_OVERLOAD into a start/stop timer.
22701
22702         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
22703         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
22704         to indicate that they are start/stop timers.
22705
22706         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
22707         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
22708         Move initialization to do_compile.
22709         (do_compile): Add initialization from above.
22710         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
22711
22712         * c-decl.c (c_write_global_declarations): Add start/stop of
22713         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
22714
22715         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
22716         or TV_PARSE_INLINE, as appropriate.
22717         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
22718         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
22719
22720 2011-05-02  Jason Merrill  <jason@redhat.com>
22721
22722         PR c++/40975
22723         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
22724
22725 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
22726
22727         PR c/35445
22728         * c-decl.c (finish_decl): Only create a composite if the types are
22729         compatible.
22730
22731 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22732
22733         * config/fr30/fr30-protos.h (Mmode): Don't define.
22734         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
22735         definition where used.
22736         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
22737         define.  Expand definitions where used.
22738         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
22739         Expand definitions where used.
22740         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
22741         rx_function_arg, rx_function_arg_advance,
22742         rx_function_arg_boundary): Expand definitions of those macros.
22743         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
22744         definition where used.
22745
22746 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22747
22748         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22749         reg<->xmm moves.
22750         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
22751         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
22752         with *movv2sf_internal_rex64_avx.
22753         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
22754         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
22755         Use %v prefix in insn mnemonic to handle TARGET_AVX.
22756         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
22757         "vex" in "prefix" attribute calculation.
22758         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
22759
22760 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
22761
22762         PR target/47951
22763         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
22764         inputs match the output.
22765
22766 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
22767
22768         PR target/47955
22769         * config/m68k/m68k.c (m68k_expand_prologue): Set
22770         current_function_static_stack_size.
22771
22772 2011-05-02   Jan Hubicka  <jh@suse.cz>
22773
22774         * lto-streamer.c (lto_streamer_cache_insert_1,
22775         lto_streamer_cache_lookup, lto_streamer_cache_create,
22776         lto_streamer_cache_delete): Use pointer map instead of hashtable.
22777         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
22778
22779 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22780
22781         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
22782         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
22783         config/m68k/t-opts: New files.
22784         * config/m68k/m68k-tables.opt: New file (generated).
22785         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
22786         extra_options and m68k/t-opts to tmake_file.
22787         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
22788         (all_isas): Initialize using m68k-isas.def.
22789         (all_microarchs): Initialize using m68k-microarchs.def.
22790         (m68k_find_selection): Remove.
22791         (m68k_handle_option): Don't assert that global structures are in
22792         use.  Use error_at.  Access variables via opts pointer.  Don't
22793         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
22794         directly for -m68020-40 and -m68020-60.
22795         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
22796         m68k_tune_entry here.
22797         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
22798         to m68k-opts.h.
22799         (m68k_library_id_string): Remove declaration.
22800         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
22801         (m68k_library_id_string): New Variable.
22802         (march=, mcpu=, mtune=): Use Enum and Var.
22803
22804 2011-05-02  Richard Guenther  <rguenther@suse.de>
22805
22806         * varasm.c (output_constructor_regular_field): Compute zero-based
22807         index with double-ints.  Make sure to ICE instead of producing
22808         wrong code.
22809         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
22810         in asserts.  Properly use a signed type.
22811
22812 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22813
22814         * config/i386/sse.md (V): New mode iterator.
22815         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
22816         TARGET_SSE2.
22817         (V_256): Rename from AVX256MODE.
22818         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
22819         condition to all users.
22820         (VF1): Ditto.
22821         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
22822         condition to all users.
22823         (VF_128): Make V4SF mode unconditional.
22824         (VF_256): Rename from AVX256MODEF2P.
22825         (VI4F_128): Rename from SSEMODE4S.
22826         (VI8F_128): Rename from SSEMODE2D.
22827         (VI4F_256): Rename from AVX256MODE8P.
22828         (VI8F_256): Rename from AVX256MODE4P.
22829         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
22830         (ssescalarmodesuffix): Remove SF and DF modes.
22831         (SSEMODE124): Remove.
22832         (SSEMODE1248): Ditto.
22833         (SSEMODEF2P): Ditto.
22834         (AVXMODEF2P): Ditto.
22835         (AVXMODEFDP): Ditto.
22836         (AVXMODEFSP): Ditto.
22837         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
22838         unconditional.
22839         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
22840         unconditional.
22841         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
22842         xop_pcmov_<mode>256.  Use V mode iterator.
22843
22844         Adjust RTX patterns globally for renamed mode attributes.
22845
22846 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22847
22848         * haifa-sched.c (sched_emit_insn): Emit insn before first
22849         non-scheduled insn.  Inform back-end about new insn.  Add
22850         new insn to scheduled_insns list.
22851
22852 2011-05-02  Richard Guenther  <rguenther@suse.de>
22853
22854         PR tree-optimization/48822
22855         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
22856         (process_scc): Indicate which iteration we start.
22857
22858 2011-05-02  Jan Hubicka  <jh@suse.cz>
22859
22860         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
22861         (lto_section_overrun): New.
22862         * lto-section-out.c (append_block): Rename to ...
22863         (lto_append_block): ... this one; export.
22864         (lto_output_1_stream): Move lto lto-streamer.h
22865         (lto_output_data_stream): Update.
22866         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
22867         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
22868         functions.
22869
22870 2011-05-02  Richard Guenther  <rguenther@suse.de>
22871
22872         * tree.c (tree_code_counts): New global array.
22873         (record_node_allocation_statistics): Count individual tree codes.
22874         (dump_tree_statistics): Dump individual code stats.
22875
22876 2011-05-01  Jan Hubicka  <jh@suse.cz>
22877
22878         * ipa-inline.c (caller_growth_limits): Fix thinko when
22879         looking for largest stack frame.
22880         * ipa-inline.h (dump_inline_summary): Declare.
22881         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
22882         on stack usage.
22883         (dump_inline_summary): Export.
22884         (debug_inline_summary): Declare as DEBUG_FUNCTION.
22885
22886 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
22887
22888         * reginfo.c (memory_move_cost): Change rclass argument type form
22889         'enum reg_class' to reg_class_t.
22890         * reload.h (memory_move_cost): Update prototype.
22891         * postreload.c reload_cse_simplify_set): Change type dclass var to
22892         reg_class_t.
22893         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
22894         Update prototype.
22895         (ira_allocate_and_set_costs): Change aclass argument type form
22896         'enum reg_class' to reg_class_t.
22897         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
22898         Change aclass argument type to reg_class_t.
22899         (update_conflict_hard_reg_costs): Change type aclass and pref vars
22900         to reg_class_t.
22901         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
22902         memory_move_cost call.
22903
22904         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
22905         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
22906         Change type tmp var to reg_class_t.
22907
22908 2011-04-30  Jan Hubicka  <jh@suse.cz>
22909
22910         * ipa-inline.c (can_inline_edge_p): Disregard limits when
22911         inlining into function with flatten attribute.
22912         (want_inline_small_function_p): Be more realistic about inlining
22913         cold calls where callee size grows.
22914
22915 2011-04-30  Jan Hubicka  <jh@suse.cz>
22916
22917         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
22918         flags.
22919
22920 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
22921
22922         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
22923         PRINT_OPERAND_PUNCT_VALID_P): Remove.
22924         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
22925         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
22926         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
22927         (print_operand): Rename to...
22928         (sparc_print_operand): ...this. Make static. Adjust
22929         sparc_print_operand function call.
22930         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
22931         functions.
22932
22933 2011-04-30  Jan Hubicka  <jh@suse.cz>
22934
22935         PR middle-end/48752
22936         * ipa-inline.c (early_inliner): Disable when doing late
22937         addition of function.
22938
22939 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
22940
22941         * dwarf2out.c (get_address_mode): New inline.
22942         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
22943         if not dwarf_strict emit
22944         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
22945         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
22946         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
22947         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
22948         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
22949         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
22950         mem_loc_descriptor callers.
22951         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
22952         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
22953         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
22954         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
22955         (base_types): New variable.
22956         (get_base_type_offset, calc_base_type_die_sizes,
22957         base_type_for_mode, mark_base_types, base_type_cmp,
22958         move_marked_base_types): New functions.
22959         (calc_die_sizes): Assert that die_offset is 0 or equal to
22960         next_die_offset.
22961         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
22962         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
22963         callers.  If not dwarf_strict, call mem_loc_descriptor even for
22964         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
22965         (gen_subprogram_die): Don't give up on call site parameters
22966         with non-integral or large integral modes.  Adjust
22967         mem_loc_descriptor callers.
22968         (prune_unused_types): Call prune_unused_types_mark on base_types
22969         vector entries.
22970         (resolve_addr): Call mark_base_types.
22971         (dwarf2out_finish): Call move_marked_base_types.
22972
22973         PR tree-optimization/48809
22974         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
22975         type.
22976         (gen_inbound_check): Don't compute index_expr - range_min in utype
22977         again, instead reuse SSA_NAME initialized in build_arrays.
22978         Remove two useless gsi_for_stmt calls.
22979
22980 2011-04-29  Jeff Law  <law@redhat.com>
22981
22982         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
22983
22984 2011-04-29  Martin Jambor  <mjambor@suse.cz>
22985
22986         * cgraph.h (cgraph_postorder): Remove declaration.
22987         * ipa-utils.h (ipa_free_postorder_info): Declare.
22988         (ipa_reverse_postorder): Likewise.
22989         * cgraphunit.c: Include ipa-utils.h.
22990         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
22991         * ipa-inline.c: Include ipa-utils.h.
22992         (ipa_inline): Update call to ipa_reverse_postorder.
22993         * ipa-pure-const.c (propagate_pure_const): Update call to
22994         ipa_reduced_postorder and ipa_print_order.  Call
22995         ipa_free_postorder_info to clean up.
22996         (propagate_nothrow): Likewise.
22997         * ipa-reference.c (propagate): Removed a useless call to
22998         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
22999         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
23000         * ipa.c: Include ipa-utils.h.
23001         (ipa_profile): Update call to ipa_reverse_postorder.
23002         (cgraph_postorder): Moved to...
23003         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
23004         (ipa_utils_print_order): Renamed to ipa_print_order.
23005         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
23006         comments.
23007         (ipa_free_postorder_info): New function.
23008         * passes.c: Include ipa-utils.h.
23009         (do_per_function_toporder): Update call to ipa_reverse_postorder.
23010         (ipa_write_summaries): Likewise.
23011         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
23012         (cgraphunit.o): Likewise.
23013         (ipa.o): Likewise.
23014         (ipa-inline.o): Likewise.
23015
23016 2011-04-29  Jan Hubicka  <jh@suse.cz>
23017
23018         * ipa-inline.h (clause_t): Turn into unsigned int.
23019         * ipa-inline-analysis.c (add_clause): Do more simplification.
23020         (and_predicates): Shortcut more cases.
23021         (predicates_equal_p): Move forward; check that clauses are properly
23022         ordered.
23023         (or_predicates): Shortcut more cases.
23024         (edge_execution_predicate): Rewrite as...
23025         (set_cond_stmt_execution_predicate): ... this function; handle
23026         __builtin_constant_p.
23027         (set_switch_stmt_execution_predicate): New .
23028         (compute_bb_predicates): New.
23029         (will_be_nonconstant_predicate): Update TODO.
23030         (estimate_function_body_sizes): Use compute_bb_predicates
23031         and free them later, always try to estimate if stmt is constant.
23032         (estimate_time_after_inlining, estimate_size_after_inlining):
23033         Gracefully handle optimized out edges.
23034         (read_predicate): Fix off by one error.
23035
23036 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
23037
23038         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
23039
23040 2011-04-27  Xinliang David Li  <davidxl@google.com>
23041
23042         * tree-profile.c (init_ic_make_global_vars): Set
23043         tls attribute on ic vars.
23044         * coverage.c (coverage_end_function): Initialize
23045         function_list with zero.
23046
23047 2011-04-29  Richard Guenther  <rguenther@suse.de>
23048
23049         * builtins.c (fold_builtin_classify_type): Use integer_type_node
23050         for the type of the result.
23051         (fold_builtin_isascii): Likewise.
23052         (fold_builtin_toascii): Use integer_type_node where appropriate.
23053         (fold_builtin_logb): Likewise.
23054         (fold_builtin_frexp): Likewise.
23055         (fold_builtin_strstr): Likewise.
23056         (fold_builtin_strpbrk): Likewise.
23057         (fold_builtin_fputs): Likewise.
23058         (fold_builtin_sprintf): Likewise.
23059         (fold_builtin_snprintf): Likewise.
23060         (fold_builtin_printf): Likewise.
23061         (do_mpfr_remquo): Use a proper type for the assigned constant.
23062         (do_mpfr_lgamma_r): Likewise.
23063         * dwarf2out.c (resolve_one_addr): Use size_int.
23064         * except.c (init_eh): Likewise.
23065         (assign_filter_values): Use integer_type_node for filter values.
23066         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
23067         indices.
23068         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
23069         for EH region numbers.
23070         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
23071         for the shift amount.
23072
23073 2011-04-29  Richard Guenther  <rguenther@suse.de>
23074
23075         * expr.h (expand_shift): Rename to ...
23076         (expand_variable_shift): ... this.
23077         (expand_shift): Take a constant shift amount.
23078         * expmed.c (expand_shift): Rename to ...
23079         (expand_variable_shift): ... this.
23080         (expand_shift): New wrapper around expand_variable_shift.
23081         * expr.c (convert_move, emit_group_load_1, emit_group_store,
23082         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
23083         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
23084         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
23085         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
23086         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
23087         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
23088         emit_store_flag_1, emit_store_flag): Likewise.
23089         * builtins.c (expand_builtin_signbit): Likewise.
23090         * calls.c (load_register_parameters): Likewise.
23091         * function.c (assign_parm_setup_block): Likewise.
23092         * lower-subreg.c (resolve_shift_zext): Likewise.
23093         * optabs.c (widen_bswap, expand_abs_nojump,
23094         expand_one_cmpl_abs_nojump, expand_float): Likewise.
23095         * spu/spu.c (spu_expand_extv): Likewise.
23096         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
23097
23098 2011-04-29  Richard Guenther  <rguenther@suse.de>
23099
23100         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
23101         for the remapped region number.
23102         * predict.c (build_predict_expr): Use integer_type_node for the
23103         predict kind.
23104         * fold-const.c (fold_binary_loc): Use integer_type_node for
23105         the shift amount.  Use a proper type for the PLUS_EXPR operand.
23106
23107 2011-04-29  Michael Matz  <matz@suse.de>
23108
23109         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
23110         other trees that just builtins.
23111         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
23112
23113 2011-04-29  Richard Guenther  <rguenther@suse.de>
23114
23115         * tree-nested.c (get_trampoline_type): Use size_int.
23116         (get_nl_goto_field): Likewise.
23117         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
23118         for all indexes.
23119         (lower_eh_constructs_2): Likewise.
23120         (lower_resx): Likewise.
23121         (lower_eh_dispatch): Likewise.
23122         * tree-mudflap.c (mf_build_string): Use size_int.
23123         (mudflap_register_call): Use integer_type_node for the flag.
23124         (mudflap_enqueue_constant): Use size_int.
23125         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
23126         instead of rebuilding it.
23127
23128 2011-04-29  Richard Guenther  <rguenther@suse.de>
23129
23130         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
23131         Handle OBJ_TYPE_REF.
23132         (find_func_aliases_for_call): Use it more consistently.
23133
23134 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
23135
23136         * haifa-sched.c (last_nondebug_scheduled_insn): New.
23137         (rank_for_schedule): Use it.
23138         (schedule_block): Set it.
23139
23140 2011-04-28  David Li  <davidxl@google.com>
23141
23142         * tree.c (crc32_string): Use crc32_byte.
23143         (crc32_byte): New function.
23144         * tree.h (crc32_byte): New function.
23145         * gcov.c (read_graph_file): Handle new cfg_cksum.
23146         (read_count_file): Ditto.
23147         * profile.c (instrument_values): Ditto.
23148         (get_exec_counts): Ditto.
23149         (read_profile_edge_counts): Ditto.
23150         (compute_branch_probabilities): Ditto.
23151         (compute_value_histograms): Ditto.
23152         (branch_prob): Ditto.
23153         (end_branch_prob): Ditto.
23154         * coverage.c (read_counts_file): Ditto.
23155         (get_coverage_counts): Ditto.
23156         (tree_coverage_counter_addr): Ditto.
23157         (coverage_checksum_string): Ditto.
23158         (coverage_begin_output): Ditto.
23159         (coverage_end_function): Ditto.
23160         (build_fn_info_type): Ditto.
23161         (build_fn_info_value): Ditto.
23162         * libgcov.c (gcov_exit): Ditto.
23163         * gcov-dump.c (tag_function): Ditto.
23164         (compute_checksum): Remove.
23165
23166 2011-04-29  Alan Modra  <amodra@gmail.com>
23167
23168         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
23169         unspec plus offset.  Tidy macho code.
23170
23171 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23172
23173         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
23174         node instead of a decl.  Update all callers.
23175         * cgraph.h: Update declaration.
23176
23177 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
23178
23179         PR tree-optimization/48765
23180         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
23181         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
23182         to indicate if loop aware SLP is being used.  Scan the statements
23183         and update the vectorization factor according to the type of
23184         vectorization before statement analysis.
23185         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
23186         pass it to vect_analyze_loop_operations.
23187         (vectorizable_reduction): Set number of copies to 1 in case of pure
23188         SLP statement.
23189         * tree-vect-stmts.c (vectorizable_conversion,
23190         vectorizable_assignment, vectorizable_shift,
23191         vectorizable_operation, vectorizable_type_demotion,
23192         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
23193         Likewise.
23194         (vectorizable_condition): Move the check that it is not SLP
23195         vectorization before the number of copies check.
23196         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
23197         to vectorize the loop using SLP.
23198
23199 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
23200
23201         PR middle-end/48597
23202         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
23203         inline asm.
23204
23205 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
23206
23207         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
23208         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
23209         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
23210         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
23211         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
23212         linux*.h headers.
23213         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
23214         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23215         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23216         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23217         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23218         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
23219         REG_NAME.
23220         * config/i386/linux.h (REG_NAME): Don't define.
23221         * config/i386/linux64.h (REG_NAME): Don't define.
23222         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
23223         Undefine before defining.
23224
23225 2011-04-28  Jan Hubicka  <jh@suse.cz>
23226
23227         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
23228         nonconstant_names array.
23229         (estimate_function_body_sizes): Build nonconstant_names array; handle
23230         BUILT_IN_CONSTANT_P.
23231
23232 2011-04-28  Richard Guenther  <rguenther@suse.de>
23233
23234         PR bootstrap/48804
23235         Revert
23236         2011-04-28  Richard Guenther  <rguenther@suse.de>
23237
23238         * tree-ssa-structalias.c (solve_constraints): Build succ graph
23239         as late as possible.
23240
23241 2011-04-28  Richard Guenther  <rguenther@suse.de>
23242
23243         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
23244         (debug_constraint): Do it here.
23245         (dump_constraints): And here.
23246         (rewrite_constraints): And here.
23247         (dump_constraint_edge): Remove.
23248         (dump_constraint_graph): Rewrite to produce DOT output.
23249         (solve_constraints): Build succ graph as late as possible.
23250         Dump constraint graphs before and after solving.
23251
23252 2011-04-28  Richard Guenther  <rguenther@suse.de>
23253
23254         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23255         New function split out from ...
23256         (find_func_aliases): ... here.  Call it.
23257         (find_func_aliases_for_call): Likewise.
23258
23259 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
23260
23261         * internal-fn.h (internal_fn_name_array): Declare.
23262         (internal_fn_flags_array): Likewise.
23263
23264 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23265
23266         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
23267         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
23268         Move from sse.md.
23269         (ssemodefsuffix): Remove.
23270         (ssevecmodesuffix): New mode attribute.
23271         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
23272         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
23273         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
23274         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
23275         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
23276         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
23277         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
23278         ssemodesuffix mode attribute.
23279         (float splitters): Use ssevecmodesuffix mode attribute.
23280         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
23281         (sseinsmode): Rename from avxvecmode.
23282         (avxsizesuffix): Rename from avxmodesuffix.
23283         (sseintvecmode): Rename from avxpermvecmode.
23284         (ssedoublevecmode): Rename from ssedoublesizemode.
23285         (ssehalfvecmode): Rename from avxhalfvecmode.
23286         (ssescalarmode): Rename from avxscalarmode.
23287         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
23288         templates for ssemodesuffix mode attribute.
23289         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
23290         mode attribute.
23291
23292         Adjust RTX patterns globally for renamed mode attributes.
23293
23294 2011-04-27  Jan Hubcika  <jh@suse.cz>
23295
23296         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
23297         * ipa-inline-analysis.c: Include alloc-pool.h.
23298         (edge_predicate_pool): New.
23299         (trye_predicate_p): New function
23300         (false_predicate_p): New function.
23301         (add_clause): Sanity check that false clauses are "optimized";
23302         never add clauses to predicate that is already known to be false.
23303         (and_predicate): Use flase_predicate_p.
23304         (evaulate_predicate): Rename to ...
23305         (evaluate_predicate): ... this one; update all callers; assert
23306         that false is not listed among possible truths.
23307         (dump_predicate): Use true_predicate_p.
23308         (account_size_time): Use false_predicate_p.
23309         (evaulate_conditions_for_edge): Rename to ...
23310         (evaluate_conditions_for_edge) ... this one.
23311         (edge_set_predicate): New function.
23312         (inline_edge_duplication_hook): Duplicate edge predicates.
23313         (inline_edge_removal_hook): Free edge predicates.
23314         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
23315         (dump_inline_summary): Update.
23316         (estimate_function_body_sizes): Set edge predicates.
23317         (estimate_calls_size_and_time): Handle predicates.
23318         (estimate_callee_size_and_time): Update.
23319         (remap_predicate): Add toplev_predicate; update comment.
23320         (remap_edge_predicates): New function.
23321         (inline_merge_summary): Compute toplev predicate; update.
23322         (read_predicate): New function.
23323         (read_inline_edge_summary): Use it.
23324         (inline_read_section): Likewise.
23325         (write_predicate): New function.
23326         (write_inline_edge_summary): Use it.
23327         (inline_write_summary): Likewise.
23328         (inline_free_summary): Free alloc pool and edge summary vec.
23329
23330 2011-04-27  Richard Guenther  <rguenther@suse.de>
23331
23332         * tree-ssa-structalias.c (changed_count): Remove.
23333         (changed): Use a bitmap.
23334         (unify_nodes): Adjust.
23335         (do_sd_constraint): Likewise.
23336         (do_ds_constraint): Likewise.
23337         (do_complex_constraint): Likewise.
23338         (solve_graph): Likewise.
23339
23340 2011-04-27  Jan Hubicka  <jh@suse.cz>
23341
23342         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
23343
23344 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23345
23346         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
23347         (avx_vperm2f128_*_operand): Ditto.
23348         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
23349         Use avx_vpermilp_parallel in insn condition.
23350         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
23351         Use avx_vperm2f128_parallel in insn condition.
23352
23353 2011-04-27  Richard Guenther  <rguenther@suse.de>
23354
23355         * Makefile.in (tree-ssa-structalias.o): Remove
23356         gt-tree-ssa-structalias.h dependency.
23357         (GTFILES): Remove tree-ssa-structalias.c.
23358         * tree.c (allocate_decl_uid): New function.
23359         (make_node_stat): Use it.
23360         (copy_node_stat): Likewise.
23361         * tree.h (allocate_decl_uid): Declare.
23362         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
23363         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
23364         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
23365         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
23366         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
23367         (struct heapvar_map): Likewise.
23368         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
23369         heapvar_insert): Likewise.
23370         (make_heapvar_for): Rename to ...
23371         (make_heapvar): ... this.  Simplify.
23372         (fake_var_decl_obstack): New global var.
23373         (build_fake_var_decl): New function.
23374         (make_constraint_from_heapvar): Adjust.
23375         (handle_lhs_call): Likewise.
23376         (create_function_info_for): Likewise.
23377         (intra_create_variable_infos): Likewise.
23378         (init_alias_vars): Allocate fake_var_decl_obstack.
23379         (init_alias_heapvars, delete_alias_heapvars): Remove.
23380         (compute_points_to_sets): Do not call init_alias_heapvars.
23381         (ipa_pta_execute): Likewise.
23382         (delete_points_to_sets): Free fake_var_decl_obstack.
23383
23384 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23385
23386         * config/spu/divmovti4.c (union qword_UTItype): New data type.
23387         (si_from_UTItype, si_to_UTItype): New functions.
23388         (__udivmodti4): Use them to implement type-punning.
23389         * config/spu/multi3.c (union qword_TItype): New data type.
23390         (si_from_TItype, si_to_TItype): New functions.
23391         (__multi3): Use them to implement type-punning.
23392
23393 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23394
23395         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
23396
23397 2011-04-27  Jan Hubicka  <jh@suse.cz>
23398
23399         * ipa-prop.c (function_insertion_hook_holder): New holder.
23400         (ipa_add_new_function): New function.
23401         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
23402         Register/deregister holder.
23403
23404 2011-04-27  Richard Guenther  <rguenther@suse.de>
23405
23406         PR tree-optimization/48772
23407         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
23408
23409 2011-04-27  Richard Guenther  <rguenther@suse.de>
23410
23411         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
23412         TARGET_MEM_REF handling.
23413
23414 2011-04-27  Nick Clifton  <nickc@redhat.com>
23415
23416         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
23417         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
23418         (REG_CLASS_NAMES): Likewise.
23419         (REG_CLASS_CONTENTS): Likewise.
23420         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23421         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23422         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
23423         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
23424         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
23425         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
23426         duplicate register classes.
23427         (frv_class_likely_spilled_p): Likewise.
23428         (frv_register_move_cost): Likewise.
23429
23430         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
23431         end of the regno_reg_class array.
23432
23433 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
23434
23435         PR c/48742
23436         * c-typeck.c (build_binary_op): Don't wrap arguments if
23437         int_operands is true.
23438
23439 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
23440
23441         PR target/48767
23442         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
23443         targetm.calls.must_pass_in_stack for void type.
23444
23445 2011-04-26  Jan Hubicka  <jh@suse.cz>
23446
23447         * cgraphbuild.c (build_cgraph_edges): Update call
23448         of cgraph_create_edge and cgraph_create_indirect_edge.
23449         * cgraph.c (cgraph_create_edge_including_clones,
23450         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
23451         cgraph_update_edges_for_call_stmt_node): Do not take nest
23452         argument; do not initialize call_stmt_size/time.
23453         (dump_cgraph_node): Do not dump nest.
23454         (cgraph_clone_edge): Do not take loop_nest argument;
23455         do not propagate it; do not clone call_stmt_size/time.
23456         (cgraph_clone_node): Likewise.
23457         (cgraph_create_virtual_clone): Update.
23458         * cgraph.h (struct cgraph_edge): Remove
23459         call_stmt_size/call_stmt_time/loop_nest.
23460         (cgraph_create_edge, cgraph_create_indirect_edge,
23461         cgraph_create_edge_including_clones, cgraph_clone_node): Update
23462         prototype.
23463         * tree-emutls.c (gen_emutls_addr): Update.
23464         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
23465         loop_nest; handle indirect calls, too.
23466         (clone_inlined_nodes): Do not care about updating inline summaries.
23467         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
23468         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
23469         stream call_stmt_size/call_stmt_time/loop_nest.
23470         * ipa-inline.c (edge_badness): Update.
23471         (ipa_inline): dump summaries after inlining.
23472         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
23473         New.
23474         (inline_edge_summary): New function.
23475         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
23476         (inline_edge_removal_hook): Handle edge summaries.
23477         (inline_edge_duplication_hook): New hook.
23478         (inline_summary_alloc): Alloc hooks.
23479         (initialize_growth_caches): Do not register removal hooks.
23480         (free_growth_caches); Do not free removal hook.
23481         (dump_inline_edge_summary): New function.
23482         (dump_inline_summary): Use it.
23483         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
23484         (inline_update_callee_summaries): New function.
23485         (inline_merge_summary): Use it.
23486         (do_estimate_edge_time, do_estimate_edge_growth): Update.
23487         (read_inline_edge_summary): New function.
23488         (inline_read_section): Use it.
23489         (write_inline_edge_summary): New function.
23490         (inline_write_summary): Use it.
23491         (inline_free_summary): Free edge new holders.
23492         * tree-inline.c (copy_bb): Update.
23493
23494 2011-04-26  Jason Merrill  <jason@redhat.com>
23495
23496         * tree-eh.c (lower_try_finally_switch): Create the label along with
23497         the CASE_LABEL_EXPR.
23498
23499 2011-04-26  David S. Miller  <davem@davemloft.net>
23500             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23501
23502         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
23503         * configure: Regenerate.
23504
23505 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
23506
23507         PR target/48258
23508         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
23509         reduction.
23510         (VEC_reduc): New code iterator and splitters for vector reduction.
23511         (VEC_reduc_name): Ditto.
23512         (VEC_reduc_rtx): Ditto.
23513         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
23514         (reduc_<VEC_reduc_name>_v4sf): Ditto.
23515
23516         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
23517         support for extracting SF on VSX.
23518
23519         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
23520         generating xscvspdp.
23521         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
23522         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
23523         double add, minimum, maximum vector reduction.
23524         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
23525         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
23526         optimize double vector reduction.
23527         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
23528
23529 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
23530
23531         * config/fr30/fr30.h (inhibit_libc): Don't define.
23532         * config/m32r/m32r-protos.h: Correct comment.
23533         * config/v850/v850.h (GHS_default_section_names,
23534         GHS_current_section_names): Use tree, not union tree_node *.
23535
23536 2011-04-26  Xinliang David Li  <davidxl@google.com>
23537
23538         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
23539         * c-family/c-opts.c (c_common_handle_option): Set
23540         warn_maybe_uninitialized.
23541         * opts.c (common_handle_option): Ditto.
23542         * common.opt:  New option.
23543         * tree-ssa.c (warn_uninit): Add one more parameter.
23544         (warn_uninitialized_var): Pass warning code.
23545         * tree-flow.h: Interface change.
23546
23547 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23548
23549         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
23550         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
23551         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
23552
23553 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23554
23555         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
23556         * config/mips/mips.opt (mmips-tfile): Remove.
23557
23558         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
23559         mips-tdump reference to ...
23560         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
23561         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
23562         reference by Tru64 UNIX.
23563
23564 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
23565
23566         PR debug/48768
23567         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
23568         is error_mark_node, set value to NULL.
23569
23570         PR tree-optimization/48734
23571         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
23572         if return value from maybe_fold_*_comparsions isn't something
23573         the code is prepared to handle.
23574
23575 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
23576
23577         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
23578         mode check.
23579         (ext_QIreg_nomode_operands): Remove.
23580         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
23581         (*andsi_1): Ditto.
23582         (*andhi_1): Ditto.
23583
23584 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
23585
23586         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
23587
23588 2011-04-26  Richard Guenther  <rguenther@suse.de>
23589
23590         * c-typeck.c (build_unary_op): Do not expand array-refs via
23591         pointer arithmetic.  Only adjust qualifiers for function types.
23592
23593 2011-04-26  Richard Guenther  <rguenther@suse.de>
23594
23595         PR middle-end/48694
23596         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
23597         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
23598         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
23599         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
23600
23601 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
23602
23603         * doc/extend.texi: Document __underlying_type.
23604
23605 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
23606
23607         * config/rs6000/titan.md (automata_option "progress"): Remove.
23608
23609 2011-04-25  Jeff Law  <law@redhat.com>
23610
23611         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
23612
23613 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
23614
23615         * system.h (ENUM_BITFIELD): Remove.
23616
23617 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
23618             Eric Botcazou  <ebotcazou@adacore.com>
23619
23620         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
23621         for STORE_FLAG_VALUE==-1 case.
23622
23623 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
23624
23625         PR target/43804
23626         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
23627         LEGITIMATE_PIC_OPERAND_P.
23628
23629 2011-04-24  Jan Hubicka  <jh@suse.cz>
23630
23631         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
23632         WPA hack.
23633         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
23634         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
23635         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
23636         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
23637         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
23638         Sanity check predicate length.
23639         (remap_predicate): Likewise; sanity check jump functions.
23640         (inline_read_section, inline_write_summary): Sanity check
23641         predicate length.
23642
23643 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
23644
23645         PR other/48748
23646         * doc/extend.texi (Type Traits): Document __is_standard_layout,
23647         __is_literal_type, and __is_trivial; update throughout about
23648         possibly cv-qualified void types.
23649
23650 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
23651
23652         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
23653         testsuite and make it version agnostic.
23654
23655 2011-04-22  Jan Hubicka  <jh@suse.cz>
23656
23657         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
23658
23659 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
23660
23661         PR c/48685
23662         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
23663         to VOID_TYPE even around MODIFY_EXPR.
23664
23665 2011-04-22  Mike Stump  <mikestump@comcast.net>
23666
23667         * gensupport.c (read_md_rtx): Fix typo in comment.
23668         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
23669         comment.
23670
23671 2011-04-22  Jan Hubicka  <jh@suse.cz>
23672
23673         * gengtype.c (open_base_files): Add ipa-inline.h include.
23674         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
23675         ipa-prop.c; update all uses.
23676         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
23677         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
23678         merge summary of inlined function into former caller.
23679         * ipa-inline.c (max_benefit): Remove.
23680         (edge_badness): Compensate for removal of benefits.
23681         (update_caller_keys): Use
23682         reset_node_growth_cache/reset_edge_growth_cache.
23683         (update_callee_keys): Likewise.
23684         (update_all_callee_keys): Likewise.
23685         (inline_small_functions): Do not collect max_benefit; do not reset
23686         estimated_growth; call free_growth_caches and initialize_growth_caches.
23687         * ipa-inline.h (struct condition, type clause_t, struct predicate,
23688         struct size_time_entry): New structures.
23689         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
23690         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
23691         and estimated_growth.
23692         (edge_growth_cache_entry): New structure.
23693         (node_growth_cache, edge_growth_cache): New global vars.
23694         (estimate_growth): Turn into inline.
23695         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
23696         initialize_growth_caches, free_growth_caches): Declare.
23697         (estimate_edge_growth): Rewrite.
23698         (estimate_edge_time): Implement as inline cache lookup.
23699         (reset_node_growth_cache, reset_edge_growth_cache): New inline
23700         functions.
23701         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
23702         (NUM_CONDITIONS): New constant.
23703         (predicate_conditions): New enum.
23704         (IS_NOT_CONSTANT): New constant.
23705         (edge_removal_hook_holder): New var.
23706         (node_growth_cache, edge_growth_cache): New global vars.
23707         (true_predicate, single_cond_predicate, false_predicate,
23708         not_inlined_predicate, add_condition, add_clause, and_predicates,
23709         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
23710         dump_clause, dump_predicate, account_size_time,
23711         evaulate_conditions_for_edge): New functions.
23712         (inline_summary_alloc): Move to heap.
23713         (inline_node_removal_hook): Clear condition and entry vectors.
23714         (inline_edge_removal_hook): New function.
23715         (initialize_growth_caches, free_growth_caches): New function.
23716         (dump_inline_summary): Update.
23717         (edge_execution_predicate): New function.
23718         (will_be_nonconstant_predicate): New function.
23719         (estimate_function_body_sizes): Compute BB and constantness predicates.
23720         (compute_inline_parameters): Do not clear estimated_growth.
23721         (estimate_edge_size_and_time): New function.
23722         (estimate_calls_size_and_time): New function.
23723         (estimate_callee_size_and_time): New function.
23724         (remap_predicate): New function.
23725         (inline_merge_summary): New function.
23726         (do_estimate_edge_time): New function based on...
23727         (estimate_edge_time): ... this one.
23728         (do_estimate_edge_growth): New function.
23729         (do_estimate_growth): New function based on....
23730         (estimate_growth): ... this one.
23731         (inline_analyze_function): Analyze after deciding on jump functions.
23732         (inline_read_section): New function.
23733         (inline_read_summary): Use it.
23734         (inline_write_summary): Write all the new data.
23735         * ipa-prop.c (ipa_get_param_decl_index): Export.
23736         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
23737         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
23738         Declare.
23739         (ipa_get_lattice): Move here from ipa-cp.c
23740         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
23741         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
23742         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
23743         cgraph_edge_inlinable_p): Remove.
23744         * cgraphunit.c: Include ipainline.h
23745         (cgraph_process_new_functions): Update call of
23746         compute_inline_parameters.
23747
23748 2011-04-22  Richard Guenther  <rguenther@suse.de>
23749
23750         * tree.c (build_int_cst): Properly create canonicalized integer
23751         constants.
23752         (build_int_cst_type): Remove scary comments.
23753
23754 2011-04-22  Xinliang David Li  <davidxl@google.com>
23755
23756         * toplev.c (process_options): Enable -Werror=coverage-mismatch
23757         by default when -Wno-error is not specified.
23758         * opts-global.c (decode_options): Remove call to
23759         control_warning_options.
23760
23761 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23762
23763         PR tree-optimization/48717
23764         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
23765         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
23766
23767 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
23768
23769         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
23770         definition where used.
23771
23772 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23773
23774         PR c/48716
23775         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
23776         TREE_STATIC variables declared inside of some OpenMP construct.
23777
23778 2011-04-22  Martin Jambor  <mjambor@suse.cz>
23779
23780         PR middle-end/48585
23781         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
23782
23783 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
23784
23785         PR c/36750
23786         * c-typeck.c (pop_init_level): Do not warn about initializing
23787         with ` = {0}'.
23788
23789 2011-04-22  Alan Modra  <amodra@gmail.com>
23790
23791         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
23792         when returning call_cookie.
23793         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
23794         pointers, to functions with no more vector args than the current
23795         function, and some non-local calls for ABI_V4.
23796         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
23797         sibcall_nonlocal_aix64): Combine to ..
23798         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
23799         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
23800         (sibcall_value_nonlocal_aix<mode>): ..likewise.
23801         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
23802         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
23803         operand.
23804         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
23805         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
23806         sibcall_value_symbolic_64): Delete.
23807
23808 2011-04-21  Xinliang David Li  <davidxl@google.com>
23809
23810         * cgraph.h: Remove pid.
23811         * cgraph.c: Remove pid.
23812         * value-prof.c (init_node_map): New function.
23813         (del_node_map): New function.
23814         (find_func_by_funcdef_no): New function.
23815         (gimple_ic_transform): Call new function.
23816         * cgraphunit.c (cgraph_finalize_function): Remove pid.
23817         * function.c (get_last_funcdef_no): New function.
23818         * function.h (get_last_funcdef_no): New function.
23819         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
23820         to libgcov function.
23821         (tree-profiling): Call node map init and delete function.
23822
23823 2011-04-21  Ian Lance Taylor  <iant@google.com>
23824
23825         * godump.c (go_format_type): Use exported Go name for anonymous
23826         field name.
23827
23828 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23829
23830         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
23831         Call builtin_function_type_list instead of builtin_function_type.
23832         (UNARY, BINARY, TRINARY, QUAD): Likewise.
23833
23834 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23835
23836         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
23837         build_function_type_list instead of build_function_type.
23838         Delete variable `endlink'.
23839
23840 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23841
23842         * config/s390/s390.c (s390_init_builtins): Call
23843         build_function_type_list instead of build_function_type.
23844
23845 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23846
23847         * config/ia64/ia64.c (ia64_init_builtins): Call
23848         build_function_type_list instead of builtin_function_type.
23849
23850 2011-04-21  Easwaran Raman  <eraman@google.com>
23851
23852         * cfgexpand.c (stack_var): Remove OFFSET...
23853         (add_stack_var): ...and its reference here...
23854         (expand_stack_vars): ...and here.
23855         (stack_var_cmp): Sort by descending order of size.
23856         (partition_stack_vars): Change heuristic.
23857         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
23858         (dump_stack_var_partition): Add newline after each partition.
23859
23860 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
23861             Jeff Law  <law@redhat.com>
23862
23863         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
23864         * gengtype.c (matching_file_name_substitute): Likewise.
23865
23866 2011-04-21  Richard Guenther  <rguenther@suse.de>
23867
23868         PR lto/48703
23869         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
23870
23871 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
23872
23873         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
23874
23875 2011-04-21  Richard Guenther  <rguenther@suse.de>
23876
23877         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
23878         file name.
23879
23880 2011-04-21  Richard Guenther  <rguenther@suse.de>
23881
23882         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
23883         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
23884         Use DECL_P, not SSA_VAR_P.
23885         (ptr_derefs_may_alias_p): Likewise.
23886         (ptr_deref_may_alias_ref_p_1): Likewise.
23887         (decl_refs_may_alias_p): Likewise.
23888         (refs_may_alias_p_1): Likewise.
23889         (ref_maybe_used_by_call_p_1): Likewise.
23890         (call_may_clobber_ref_p_1): Likewise.
23891         (indirect_ref_may_alias_decl_p): Assume indirect refrences
23892         are either MEM_REF or TARGET_MEM_REF.
23893         (indirect_refs_may_alias_p): Likewise.
23894         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
23895         for MEM_EXPR of indirect calls.
23896
23897 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23898
23899         * vmsdbgout.c (write_srccorr): Compute file length from the string.
23900         (dst_file_info_struct): Remove flen field.
23901         (lookup_filename): Remove code that set flen field.
23902
23903 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23904
23905         * config/ia64/ia64.c (ia64_start_function): Add a guard.
23906
23907 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
23908
23909         PR target/48708
23910         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
23911         vec_extract and vec_concat for non-SSE4_1 targets.
23912
23913 2011-04-21  Richard Guenther  <rguenther@suse.de>
23914
23915         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
23916         return statements.
23917
23918 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23919
23920         * config/i386/cygming.h (union tree_node, TREE): Don't define or
23921         undefine.
23922         (FILE): Don't undefine.
23923
23924 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23925
23926         * config/alpha/alpha.c (struct machine_function): Use rtx, not
23927         struct rtx_def *.
23928         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
23929         struct rtx_def *.
23930         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
23931         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
23932         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
23933         rtx_def *.
23934         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
23935         definitions where used.
23936         * config/microblaze/microblaze.h (struct microblaze_args): Use
23937         rtx, not struct rtx_def *.
23938         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
23939         rtx_def *.
23940         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
23941         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
23942         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
23943         not struct rtx_def *.
23944         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
23945         struct rtx_def *.
23946         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
23947         rtx_def *.
23948         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
23949
23950 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23951
23952         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
23953         operand_equal_p to compare DR_BASE_ADDRESSes.
23954         (vect_check_interleaving): Likewise.
23955
23956 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23957
23958         PR target/46329
23959         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
23960         for all Neon struct constants.
23961
23962 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23963
23964         * target.def (legitimate_constant_p): New hook.
23965         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
23966         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
23967         * doc/tm.texi: Regenerate.
23968         * hooks.h (hook_bool_mode_rtx_true): Declare.
23969         * hooks.c (hook_bool_mode_rtx_true): Define.
23970         * system.h (LEGITIMATE_CONSTANT_P): Poison.
23971         * calls.c (precompute_register_parameters): Replace uses of
23972         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
23973         (emit_library_call_value_1): Likewise.
23974         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
23975         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
23976         * ira-costs.c (scan_one_insn): Likewise.
23977         * recog.c (general_operand, immediate_operand): Likewise.
23978         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
23979         * reload1.c (init_eliminable_invariants): Likewise.
23980
23981         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
23982         mode argument.
23983         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
23984         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
23985         argument.
23986         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23987         * config/alpha/predicates.md (input_operand): Update call to
23988         alpha_legitimate_constant_p.
23989
23990         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
23991         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
23992         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
23993         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23994         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
23995         (arm_legitimate_constant_p): New functions.
23996         (arm_cannot_force_const_mem): Make static.
23997
23998         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
23999
24000         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
24001         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
24002         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
24003         instead of bfin_legitimate_constant_p.
24004         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
24005         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24006
24007         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
24008
24009         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
24010
24011         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
24012         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
24013         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24014         (frv_legitimate_constant_p): Make static.  Add a mode argument.
24015
24016         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
24017         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
24018         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
24019
24020         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
24021         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
24022         * config/i386/i386.c (legitimate_constant_p): Rename to...
24023         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
24024         argument.
24025         (ix86_cannot_force_const_mem): Update accordingly.
24026         (ix86_legitimate_address_p): Likewise.
24027         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24028         * config/i386/i386.md: Update commentary.
24029
24030         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
24031         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
24032         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24033         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
24034
24035         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
24036
24037         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
24038         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
24039         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24040         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
24041
24042         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
24043         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
24044         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
24045
24046         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
24047         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24048         (m32r_legitimate_constant_p): New function.
24049
24050         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
24051         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
24052         LEGITIMATE_CONSTANT_P.
24053         (LEGITIMATE_CONSTANT_P): Delete.
24054         * config/m68k/m68k.c (m68k_expand_prologue): Call
24055         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
24056         (m68k_legitimate_constant_p): New function.
24057         * config/m68k/m68k.md: Update comments.
24058
24059         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
24060         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24061         (mcore_legitimate_constant_p): New function.
24062
24063         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
24064         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
24065         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
24066         Add a mode argument.
24067         (mep_legitimate_address): Update accordingly.
24068         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24069
24070         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
24071         Delete.
24072         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
24073         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
24074         static.  Check OP's mode for VOIDmode.
24075         (microblaze_legitimate_constant_p): New function.
24076         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24077
24078         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
24079         * config/mips/mips.c (mips_legitimate_constant_p): New function.
24080         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
24081         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24082         * config/mips/predicates.md: Update comments.
24083
24084         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
24085         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
24086         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24087         (mmix_legitimate_constant_p): Make static, return a bool, and take
24088         a mode argument.
24089         (mmix_print_operand_address): Update accordingly.
24090
24091         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
24092         Delete.
24093         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
24094         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
24095         static.  Add a mode argument.
24096         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24097
24098         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
24099
24100         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
24101         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24102         (pa_legitimate_constant_p): New function.
24103
24104         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
24105
24106         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
24107         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24108         (pdp11_legitimate_constant_p): New function.
24109
24110         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
24111         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24112         (rs6000_legitimate_constant_p): New function.
24113
24114         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
24115         (rx_legitimate_constant_p): ...this.
24116         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
24117         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
24118         (rx_legitimate_constant_p): ...this.
24119         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24120         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
24121
24122         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
24123         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
24124         * config/s390/s390.c (legitimate_constant_p): Rename to...
24125         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
24126         and add a mode argument.
24127         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24128
24129         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
24130
24131         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
24132         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24133         (sh_legitimate_constant_p): New function.
24134
24135         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
24136         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
24137         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24138         (legitimate_constant_p): Rename to...
24139         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
24140         argument.
24141         (constant_address_p): Update accordingly.
24142
24143         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
24144         argument and return a bool.
24145         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
24146         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24147         (spu_legitimate_constant_p): Add a mode argument and return a bool.
24148         (spu_rtx_costs): Update accordingly.
24149         * config/spu/predicates.md (vec_imm_operand): Likewise.
24150
24151         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
24152
24153         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
24154         * config/v850/v850.c (v850_legitimate_constant_p): New function.
24155         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24156
24157         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
24158         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
24159         * config/vax/vax.c (legitimate_constant_p): Likewise.
24160
24161         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
24162         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24163         (xtensa_legitimate_constant_p): New function.
24164
24165 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24166
24167         * target.def (cannot_force_const_mem): Add a mode argument.
24168         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
24169         * doc/tm.texi: Regenerate.
24170         * hooks.h (hook_bool_mode_rtx_false): Declare.
24171         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
24172         (hook_bool_mode_const_rtx_true): Likewise.
24173         (hook_bool_mode_rtx_false): New function.
24174         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
24175         to be non-VOID.  Update call to cannot_force_const_mem.
24176         (find_reloads): Update accordingly.
24177         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
24178         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
24179         argument.
24180         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
24181         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
24182         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
24183         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
24184         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
24185         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
24186         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
24187         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24188         (m68k_cannot_force_const_mem): ...this new function.
24189         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
24190         argument.
24191         (mips_const_insns, mips_legitimize_const_move): Update calls.
24192         (mips_secondary_reload_class): Likewise.
24193         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24194         (pa_cannot_force_const_mem): ...this new function.
24195         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
24196         (rs6000_cannot_force_const_mem): ...this new function.
24197         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
24198         argument.
24199         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
24200         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
24201         to...
24202         (xtensa_cannot_force_const_mem): ...this new function.
24203
24204 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24205
24206         * config/mips/mips.c (mips16_build_function_stub): Call
24207         build_function_type_list instead of build_function_type.
24208         (mips16_build_call_stub): Likewise.
24209
24210 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24211
24212         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
24213         instead of build_function_type.
24214
24215 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24216
24217         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
24218         instead of build_function_type.
24219
24220 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
24221
24222         PR target/48678
24223         * config/i386/i386.md (insv): Change operand 0 constraint to
24224         "register_operand".  Change operand 1 and 2 constraint to
24225         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
24226         * config/i386/sse.md (sse4_1_pinsrb): Export.
24227         (sse2_pinsrw): Ditto.
24228         (sse4_1_pinsrd): Ditto.
24229         (sse4_1_pinsrq): Ditto.
24230         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
24231         * config/i386/i386.c (ix86_expand_pinsr): New.
24232
24233 2011-04-20  Easwaran Raman  <eraman@google.com>
24234
24235         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
24236         containing union type only with -fstrict-aliasing.
24237
24238 2011-04-20  Jim Meyering  <meyering@redhat.com>
24239
24240         Remove useless if-before-free tests.
24241         * calls.c (expand_call, save_area): Likewise.
24242         * cfgcleanup.c (try_forward_edges): Likewise.
24243         * collect2.c (collect_execute): Likewise.
24244         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
24245         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
24246         * coverage.c (coverage_checksum_string): Likewise.
24247         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
24248         * cselib.c (cselib_init): Likewise.
24249         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
24250         (df_set_clean_cfg): Likewise.
24251         * function.c (free_after_compilation): Likewise.
24252         * gcc.c (do_spec_1, main): Likewise.
24253         * gcov.c (create_file_names): Likewise.
24254         * gensupport.c (identify_predicable_attribute): Likewise.
24255         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
24256         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
24257         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
24258         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
24259         * ipa-pure-const.c (local_pure_const): Likewise.
24260         * ipa-reference.c (propagate): Likewise.
24261         * ira-costs.c (free_ira_costs): Likewise.
24262         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
24263         * matrix-reorg.c (mat_free): Likewise.
24264         * prefix.c (get_key_value): Likewise.
24265         * profile.c (compute_value_histograms): Likewise.
24266         * reload1.c (free_reg_equiv): Likewise.
24267         * sched-deps.c (free_deps): Likewise.
24268         * sel-sched-ir.c (fence_clear): Likewise.
24269         * sese.c (set_rename, if_region_set_false_region): Likewise.
24270         * tree-data-ref.c (free_rdg): Likewise.
24271         * tree-eh.c (lower_try_finally): Likewise.
24272         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
24273         * tree-ssa-live.c (delete_var_map): Likewise.
24274         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
24275         * tree-ssa-pre.c (phi_trans_add): Likewise.
24276
24277 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
24278
24279         PR tree-optimization/48611
24280         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
24281         beyond ERT_MUST_NOT_THROW region.
24282
24283 2011-04-20  Catherine Moore  <clm@codesourcery.com>
24284
24285         * config/mips/mips.opt (mfix-24k): New.
24286         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
24287         * config/mips/mips.md (length): Increase by 4 for stores if
24288         fixing 24K errata.
24289         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
24290         all noreorder if fixing 24K errata.
24291         * doc/invoke.texi: Document mfix-24k.
24292
24293 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
24294
24295         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
24296         quad-word modes, reduce to 9-bit index range when above 1016 limit.
24297
24298 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24299
24300         * config/arm/arm.c (arm_gen_constant): Move movw support ....
24301         (const_ok_for_op): ... to here.
24302
24303 2011-04-20  Kai Tietz  <ktietz@redhat.com>
24304
24305         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
24306         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
24307
24308 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24309
24310         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
24311
24312 2011-04-20  Richard Guenther  <rguenther@suse.de>
24313
24314         PR tree-optimization/47892
24315         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
24316         are if-convertible.
24317
24318 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
24319
24320         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
24321
24322 2011-04-20  Tristan Gingold  <gingold@adacore.com>
24323
24324         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
24325
24326 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
24327
24328         PR target/18145
24329
24330         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
24331         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
24332         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
24333         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
24334         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
24335
24336         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
24337         New prototype.
24338
24339         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
24340         (avr_asm_named_section, avr_asm_output_aligned_common,
24341         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
24342         New functions to update...
24343         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
24344         (avr_asm_init_sections): Overwrite section callbacks for
24345         data_section, bss_section.
24346         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
24347         from here to...
24348         (avr_file_end): ...here.
24349
24350 2011-04-20  Richard Guenther  <rguenther@suse.de>
24351
24352         PR middle-end/48695
24353         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
24354         objects and types here.  Adjust for their offset before comparing.
24355
24356 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24357
24358         * tree-vect-stmts.c (vectorizable_store): Only chain one related
24359         statement per copy.
24360
24361 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24362
24363         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
24364         (GIMPLE_H): Include $(INTERNAL_FN_H).
24365         (OBJS-common): Add internal-fn.o.
24366         (internal-fn.o): New rule.
24367         * internal-fn.def: New file.
24368         * internal-fn.h: Likewise.
24369         * internal-fn.c: Likewise.
24370         * gimple.h: Include internal-fn.h.
24371         (GF_CALL_INTERNAL): New gf_mask.
24372         (gimple_statement_call): Put fntype into a union with a new
24373         internal_fn field.
24374         (gimple_build_call_internal): Declare.
24375         (gimple_build_call_internal_vec): Likewise.
24376         (gimple_call_same_target_p): Likewise.
24377         (gimple_call_internal_p): New function.
24378         (gimple_call_internal_fn): Likewise.
24379         (gimple_call_fntype): Return null for internal calls.
24380         (gimple_call_set_fntype): Assert that the function is not internal.
24381         (gimple_call_set_fn): Likewise.
24382         (gimple_call_set_fndecl): Likewise.
24383         (gimple_call_set_internal_fn): New function.
24384         (gimple_call_addr_fndecl): Handle null functions.
24385         (gimple_call_return_type): Likewise null types.
24386         * gimple.c (gimple_build_call_internal_1): New function.
24387         (gimple_build_call_internal): Likewise.
24388         (gimple_build_call_internal_vec): Likewise.
24389         (gimple_call_same_target_p): Likewise.
24390         (gimple_call_flags): Handle calls to internal functions.
24391         (gimple_call_fnspec): New function.
24392         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
24393         (gimple_has_side_effects): Handle null functions.
24394         (gimple_rhs_has_side_effects): Likewise.
24395         (gimple_call_copy_skip_args): Handle calls to internal functions.
24396         * cfgexpand.c (expand_call_stmt): Likewise.
24397         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
24398         * gimple-fold.c (gimple_fold_call): Handle null functions.
24399         (gimple_fold_stmt_to_constant_1): Don't fold
24400         calls to internal functions.
24401         * gimple-low.c (gimple_check_call_args): Handle calls to internal
24402         functions.
24403         * gimple-pretty-print.c (dump_gimple_call): Likewise.
24404         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
24405         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
24406         (do_warn_unused_result): Likewise.
24407         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
24408         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
24409         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
24410         the target of a call.
24411         (initialize_hash_element): Update accordingly.
24412         (hashable_expr_equal_p): Use gimple_call_same_target_p.
24413         (iterative_hash_hashable_expr): Handle calls to internal functions.
24414         (print_expr_hash_elt): Likewise.
24415         * tree-ssa-pre.c (can_value_number_call): Likewise.
24416         (eliminate): Handle null functions.
24417         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
24418         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
24419         (find_func_aliases): Likewise.
24420         * value-prof.c (gimple_ic_transform): Likewise.
24421         (gimple_indirect_call_to_profile): Likewise.
24422         * lto-streamer-in.c (input_gimple_stmt): Likewise.
24423         * lto-streamer-out.c (output_gimple_stmt): Likewise.
24424
24425 2011-04-19  Jan Hubicka  <jh@suse.cz>
24426
24427         * ipa-inline-transform.c (save_inline_function_body): Add comments.
24428         * ipa-inline.c (inline_small_functions): Compute summaries first,
24429         populate heap later.
24430
24431 2011-04-19  Jan Hubicka  <jh@suse.cz>
24432
24433         * cgraph.h (save_inline_function_body): Remove.
24434         * ipa-inline-transform.c: New file, broke out of...
24435         * ipa-inline.c: ... this one; Update toplevel comment.
24436         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
24437         make global.
24438         (update_noncloned_frequencies): Move to ipa-inline-transform.c
24439         (cgraph_mark_inline_edge): Rename to inline_call; move to
24440         ipa-inline-transform.c.
24441         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
24442         move to ipa-inline-transform.c
24443         (recursive_inlining, inline_small_functions, flatten_function,
24444         ipa_inline, inline_always_inline_functions,
24445         early_inline_small_functions): Update.
24446         (inline_transform): Move to ipa-inline-transform.c.
24447         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
24448         Declare.
24449         * Makefile.in (ipa-inline-transform.o): New file.
24450         * cgraphunit.c (save_inline_function_body): Move to
24451         ipa-inline-transform.c
24452
24453 2011-04-19  DJ Delorie  <dj@redhat.com>
24454
24455         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
24456         registers if we already know there aren't any.
24457         (m32c_emit_epilogue): Don't emit a barrier here.
24458         (m32c_emit_eh_epilogue): Likewise.
24459         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
24460         operands at expand time.
24461         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
24462         int" wchar type.
24463         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
24464         duplicates.  Provide aliases instead.
24465         * config/m32c/prologue.md (eh_return): Emit a barrier here.
24466         (eh_epilogue): Add a "(return)" here as a hint to other parts of
24467         the compiler.
24468
24469 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
24470
24471         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
24472         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
24473         (general_or_i64_p, sparc_register_move_cost): New function.
24474
24475 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24476
24477         * doc/install.texi (Configuration, --enable-threads): Remove mach.
24478         Add lynx, mipssde.  Sort table.
24479
24480 2011-04-19  Xinliang David Li  <davidxl@google.com>
24481
24482         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
24483         not negative.
24484
24485 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
24486
24487         PR target/48678
24488         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
24489         is a SUBREG with non-MODE_INT mode inside of it.
24490
24491 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24492
24493         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
24494         also according to actual contants.
24495         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
24496         (gimple_fold_call): Use it.
24497         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
24498
24499 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24500
24501         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
24502         non-pointer assignments.
24503
24504 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24505
24506         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
24507         account anc_offset and otr_type from the indirect edge info.
24508         * ipa-prop.c (get_ancestor_addr_info): New function.
24509         (compute_complex_ancestor_jump_func): Assignment analysis moved to
24510         get_ancestor_addr_info, call it.
24511         (ipa_note_param_call): Do not initialize information about polymorphic
24512         calls, return the indirect call graph edge.  Remove the last
24513         parameter, adjust all callers.
24514         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
24515         parameters.  Initialize polymorphic information in the indirect edge.
24516
24517 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24518
24519         PR lto/48148
24520         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
24521         the types if they have different enumeration identifiers.
24522
24523 2011-04-19  Jan Hubicka  <jh@suse.cz>
24524
24525         * cgraph.h (cgraph_optimize_for_size_p): Declare.
24526         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
24527         * predict.c (cgraph_optimize_for_size_p): Break out from ...
24528         (optimize_function_for_size_p) ... here.
24529
24530 2011-04-19  Richard Guenther  <rguenther@suse.de>
24531
24532         PR lto/48207
24533         * tree.c (free_lang_data): Do not reset the decl-assembler-name
24534         langhook.
24535
24536 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24537
24538         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
24539         if DECL_NO_INLINE_WARNING_P is set on the function.
24540
24541 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
24542
24543         PR fortran/47976
24544         * reload1.c (inc_for_reload): Return void. All callers changed.
24545         (emit_input_reload_insns): Don't try to delete previous output
24546         reloads to a register, or record spill_reg_store for autoincs.
24547
24548 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
24549
24550         * gengtype.h: Updated copyright year.
24551         (struct input_file_st): Add inpisplugin field.
24552         (type_fileloc): New function.
24553         * gengtype.c
24554         (write_typed_struct_alloc_def): Add gcc_assert.
24555         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
24556         (write_typed_alloc_defns): Don't output for plugin files.
24557         (input_file_by_name): Clear inpisplugin field.
24558         (main): Set inpisplugin field for plugin files.
24559
24560 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
24561
24562         * gengtype-state.c (string_eq): New.
24563         (read_state): Use string_eq instead of strcmp when creating the
24564         state_ident_tab.
24565
24566 2011-04-19  Wei Guozhi  <carrot@google.com>
24567
24568         PR target/47855
24569         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
24570         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
24571         linkage.
24572         * config/arm/constraints.md (Uu): New constraint.
24573         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
24574
24575 2011-04-19  Tristan Gingold  <gingold@adacore.com>
24576
24577         * config.gcc (-*-*-*vms): Added.
24578         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
24579         definitions moved.
24580         * config/vms/vms-ld.c: New file.
24581         * config/vms/vms-ar.c: New file.
24582         * config/vms/t-vmsnative: New file.
24583
24584 2011-04-18  Xinliang David Li  <davidxl@google.com>
24585
24586         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
24587
24588 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24589
24590         PR middle-end/48661
24591         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
24592         if TREE_TYPE (v) is non-NULL.
24593
24594         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
24595         gimple_get_virt_mehtod_for_binfo.
24596         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
24597         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
24598         callers.
24599         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
24600
24601 2011-04-18  Michael Matz  <matz@suse.de>
24602             Steve Ellcey  <sje@cup.hp.com>
24603
24604         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
24605         use its mode as source mode if it isn't VOIDmode.
24606
24607 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
24608
24609         * doc/passes.texi: Fill crossref nodes.
24610
24611 2011-04-18  Jim Meyering  <meyering@redhat.com>
24612
24613         Fix doubled-word typos in comments and strings
24614         * config/alpha/vms-unwind.h: s/for for/for/
24615         * config/arm/unwind-arm.h: Likewise.
24616         * config/microblaze/microblaze.c: Likewise.
24617         * config/sh/constraints.md: s/in in/in/
24618         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
24619
24620 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
24621
24622         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
24623         (AVX_FLOAT_MODE_P): Ditto.
24624         (AVX128_VEC_FLOAT_MODE_P): Ditto.
24625         (AVX256_VEC_FLOAT_MODE_P): Ditto.
24626         (AVX_VEC_FLOAT_MODE_P): Ditto.
24627         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
24628         (UNSPEC_MASKSTORE): Ditto.
24629         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
24630         Merge from <sse>_movmsk<ssemodesuffix> and
24631         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
24632         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
24633         iterator.
24634         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
24635         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
24636         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
24637
24638 2011-04-18  Jan Hubicka  <jh@suse.cz>
24639
24640         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
24641
24642         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
24643         (want_inline_function_called_once_p): Break out the logic from
24644         ipa_inline.
24645         (edge_badness): Ensure that profile is not misupdated.
24646         (lookup_recursive_calls): Prioritize by call frequencies.
24647         (inline_small_functions): Move program size estimates here;
24648         actually process whole queue even when unit growth has been
24649         met. (to properly compute inline_failed reasons and for the
24650         case unit size decrease.) Revisit comments on recursive inlining.
24651         (ipa_inline): Remove unit summary code; first inline hot calls
24652         of functions called once, cold calls next.
24653         (order, nnodes): Remove unused variables.
24654         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
24655         (GTFILES): Remove ipa-inline.c
24656         * sel-sched.c (fill_insns): Silence uninitialized var warning.
24657
24658 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24659
24660         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
24661
24662 2011-04-18  Jie Zhang  <jie@codesourcery.com>
24663             Richard Earnshaw  <rearnsha@arm.com>
24664
24665         * arm.c (neon_builtin_type_bits): Remove.
24666         (typedef enum neon_builtin_mode): New.
24667         (T_MAX): Don't define.
24668         (typedef enum neon_builtin_datum): Remove bits, codes[],
24669         num_vars and base_fcode.  Add mode, code and fcode.
24670         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
24671         VAR10): Change accordingly.
24672         (neon_builtin_data[]): Change accordingly
24673         (arm_init_neon_builtins): Change accordingly.
24674         (neon_builtin_compare): Remove.
24675         (locate_neon_builtin_icode): Remove.
24676         (arm_expand_neon_builtin): Change accordingly.
24677
24678         * arm.h (enum arm_builtins): Move to ...
24679         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
24680
24681         * arm.c (arm_builtin_decl): Declare.
24682         (TARGET_BUILTIN_DECL): Define.
24683         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
24684         (arm_builtin_decls[]): New.
24685         (arm_init_neon_builtins): Store builtin declarations in
24686         arm_builtin_decls[].
24687         (arm_init_tls_builtins): Likewise.
24688         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
24689         (arm_builtin_decl): New.
24690
24691 2011-04-18  Richard Guenther  <rguenther@suse.de>
24692
24693         * tree.c (upper_bound_in_type): Build properly canonicalized
24694         INTEGER_CSTs.
24695         (lower_bound_in_type): Likewise.
24696
24697 2011-04-18  Richard Guenther  <rguenther@suse.de>
24698
24699         * gimple.h (gimple_call_addr_fndecl): New function.
24700         (gimple_call_fndecl): Use it.
24701         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
24702         for direct calls.
24703         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
24704         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
24705
24706 2011-04-18  Richard Guenther  <rguenther@suse.de>
24707
24708         PR middle-end/48650
24709         * tree.c (build_string): STRING_CST is now derived from tree_typed.
24710
24711 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24712
24713         PR lto/48492
24714         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
24715         DECL_IN_CONSTANT_POOL without RTL.
24716
24717 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
24718             Ira Rosen  <ira.rosen@linaro.org>
24719
24720         PR target/48252
24721         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
24722         to match neon_vzip/vuzp/vtrn_internal.
24723         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
24724         outputs explicitly dependent on both inputs.
24725         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
24726
24727 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24728
24729         PR tree-optimization/48616
24730         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
24731         whether the shift is by scalar or vector based on whether all SLP
24732         scalar stmts have the same rhs.
24733
24734 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
24735
24736         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
24737         memory operands.
24738
24739 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
24740
24741         PR target/43700
24742         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
24743         registers.
24744
24745 2011-04-17  Jan Hubicka  <jh@suse.cz>
24746
24747         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
24748         * cgrpahunit.c (cgraph_finalize_function): Do not set
24749         finalized_by_frontend.
24750         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24751         finalized_by_frontend.
24752
24753 2011-04-17  Jan Hubicka  <jh@suse.cz>
24754
24755         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
24756         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
24757         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
24758         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
24759         method.
24760         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
24761         gimple-fold.c
24762         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
24763
24764 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
24765
24766         PR lto/48538
24767         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
24768         is non-null before accessing it.
24769         (input_cgraph): Remove trailing spaces.
24770
24771 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24772
24773         * params.def (sms-min-sc): New param flag.
24774         * modulo-sched.c (sms_schedule): Use it.
24775         * doc/invoke.texi (sms-min-sc): Document it.
24776
24777 2011-04-17  Jan Hubicka  <jh@suse.cz>
24778
24779         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
24780         present, also set gimple_call_set_cannot_inline.
24781         * ipa-inline.c: Update toplevel comment.
24782         (MAX_TIME): Remove.
24783         (cgraph_clone_inlined_nodes): Fix linebreaks.
24784         (cgraph_check_inline_limits): Restructure to ...
24785         (caller_growth_limits): ... this one; be more tolerant
24786         on growth in nested inline chains; add explanatory comment;
24787         fix stack accounting thinko introduced by previous patch.
24788         (cgraph_default_inline_p): Remove.
24789         (report_inline_failed_reason): New function.
24790         (can_inline_edge_p): New function.
24791         (can_early_inline_edge_p): New function.
24792         (leaf_node_p): Move upwards in file.
24793         (want_early_inline_function_p): New function.
24794         (want_inline_small_function_p): New function.
24795         (want_inline_self_recursive_call_p): New function.
24796         (cgraph_edge_badness): Rename to ...
24797         (edge_badness) ... this one; fix linebreaks.
24798         (update_edge_key): Update call of edge_baddness; add
24799         detailed dump about queue updates.
24800         (update_caller_keys): Use can_inline_edge_p and
24801         want_inline_small_function_p.
24802         (cgraph_decide_recursive_inlining): Rename to...
24803         (recursive_inlining): Use can_inline_edge_p and
24804         want_inline_self_recursive_call_p; simplify and remove no longer
24805         valid FIXME.
24806         (cgraph_set_inline_failed): Remove.
24807         (add_new_edges_to_heap): Use can_inline_edge_p and
24808         want_inline_small_function_p.
24809         (cgraph_decide_inlining_of_small_functions): Rename to ...
24810         (inline_small_functions): ... this one; cleanup; use
24811         can/want predicates; cleanup debug ouput; work edges till fibheap
24812         is exhausted and do not stop once unit growth is reached; remove
24813         later loop processing remaining edges.
24814         (cgraph_flatten): Rename to ...
24815         (flatten_function): ... this one; use can_inline_edge_p
24816         and can_early_inline_edge_p predicates.
24817         (cgraph_decide_inlining): Rename to ...
24818         (ipa_inline): ... this one; remove unreachable nodes before
24819         inlining functions called once; simplify the pass.
24820         (cgraph_perform_always_inlining): Rename to ...
24821         (inline_always_inline_functions): ... this one; use
24822         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
24823         (cgraph_decide_inlining_incrementally): Rename to ...
24824         (early_inline_small_functions): ... this one; simplify
24825         using new predicates; cleanup; make dumps prettier.
24826         (cgraph_early_inlining): Rename to ...
24827         (early_inliner): newer inline regular functions into always-inlines;
24828         fix updating of call stmt summaries.
24829         (pass_early_inline): Update for new names.
24830         (inline_transform): Fix formating.
24831         (gate_cgraph_decide_inlining): Rename to ...
24832         (pass_ipa_inline): ... this one.
24833         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
24834         * ipa-inline-analysis.c (dump_inline_summary): Update.
24835         (compute_inline_parameters): Do not compute disregard_inline_limits;
24836         look for mismatching arguments.
24837         (estimate_growth): Fix handlig of non-trivial self recursion.
24838         (inline_read_summary): Do not read info->disregard_inline_limits.
24839         (inline_write_summary): Do not write info->disregard_inline_limits.
24840         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
24841         and move all checks into can_inline_edge_p predicate; re-enable code
24842         comparing optimization levels.
24843         (expand_call_inline): Do not test inline_forbidden_into_p.
24844         * Makefile.in (ipa-inline.o): Update arguments.
24845
24846 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24847
24848         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
24849
24850 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24851
24852         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
24853
24854 2011-04-17  Michael Matz  <matz@suse.de>
24855
24856         PR tree-optimization/48622
24857         PR lto/48645
24858         * ipa-inline-analysis.c (inline_read_summary): Read size/time
24859         in same order as they're written.
24860
24861 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24862
24863         * config/pa/predicates.md: Reorganize and simplify predicates.
24864         Eliminate duplicate code checks.
24865         (arith_operand): Rename to arith14_operand
24866         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
24867         * config/pa/pa.md: Use renamed operands.
24868         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
24869         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
24870         arith11_operand, adddi3_operand, indexed_memory_operand,
24871         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
24872         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
24873         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
24874         move_dest_operand, move_src_operand, prefetch_cc_operand,
24875         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
24876         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
24877         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
24878         div_operand, int5_operand, movb_comparison_operator,
24879         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
24880         arith_double_operand, ireg_operand, lhs_lshift_operand,
24881         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
24882         integer_store_memory_operand): Likewise.
24883         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
24884         (integer_store_memory_operand, read_only_operand,
24885         function_label_operand, borx_reg_operand,
24886         non_hard_reg_operand): Likewise.
24887         (eq_neq_comparison_operator): Delete unused operator.
24888         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
24889         function_label_operand.
24890         (emit_move_sequence): Likewise.
24891
24892 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
24893
24894         * config/i386/sse.md (sseunpackmode): New mode attribute.
24895         (ssepackmode): Ditto.
24896         (vec_pack_trunc_<mode>): Macroize expander from
24897         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
24898         (vec_unpacks_lo_<mode>): Macroize expander from
24899         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24900         (vec_unpacks_hi_<mode>): Macroize expander from
24901         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24902         (vec_unpacku_lo_<mode>): Macroize expander from
24903         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24904         (vec_unpacku_hi_<mode>): Macroize expander from
24905         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24906         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
24907         ix86_expand_sse4_unpack.
24908         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
24909
24910 2011-04-16  Jan Hubicka  <jh@suse.cz>
24911
24912         * cgraphbuild.c: Include ipa-inline.h.
24913         (reset_inline_failed): Use initialize_inline_failed.
24914         * cgraph.c: Include ipa-inline.h.
24915         (cgraph_create_node_1): Do not initialize estimated_growth.
24916         (initialize_inline_failed): More to ipa-inline-analysis.c
24917         (dump_cgraph_node): Do not dump inline flags.
24918         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
24919         and disregard_inline_limits flags.
24920         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
24921         time, size, estimated_growth.
24922         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
24923         Update.
24924         * cgraphunit.c (cgraph_decide_is_function_needed): Use
24925         DECL_DISREGARD_INLINE_LIMITS.
24926         (cgraph_analyze_function): Do not initialize
24927         node->local.disregard_inline_limits.
24928         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24929         inlinable, versionable and disregard_inline_limits.
24930         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
24931         cgraph_check_inline_limits, cgraph_default_inline_p,
24932         cgraph_edge_badness, update_caller_keys, update_callee_keys,
24933         add_new_edges_to_heap): Update.
24934         (cgraph_decide_inlining_of_small_function): Update; set
24935         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
24936         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
24937         cgraph_decide_inlining_incrementally): Update.
24938         * ipa-inline.h (inline_summary): Add inlinable, versionable,
24939         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
24940         time, size and estimated_growth parameters.
24941         (estimate_edge_growth): Update.
24942         (initialize_inline_failed): Declare.
24943         * ipa-split.c: Include ipa-inline.h
24944         (execute_split_functions): Update.
24945         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
24946         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
24947         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
24948         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
24949         estimated_growth to INT_MIN.
24950         (inline_node_duplication_hook): Likewise.
24951         (dump_inline_summary): Dump new fields.
24952         (compute_inline_parameters): Update.
24953         (estimate_edge_time, estimate_time_after_inlining,
24954         estimate_size_after_inlining, estimate_growth, inline_read_summary,
24955         inline_write_summary):
24956         (initialize_inline_failed): Move here from cgraph.c.
24957         * tree-sra.c: Include ipa-inline.h.
24958         (ipa_sra_preliminary_function_checks): Update.
24959         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
24960         ipa-inline.h.
24961
24962 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
24963
24964         * config/i386/sse.md (V16): New mode iterator.
24965         (VI1, VI8): Ditto.
24966         (AVXMODEQI, AVXMODEDI): Remove.
24967         (sse2, sse3): New mode attribute.
24968         (mov<mode>): Use V16 mode iterator.
24969         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
24970         (push<mode>1): Use V16 mode iterator.
24971         (movmisalign<mode>): Ditto.
24972         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
24973         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
24974         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
24975         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
24976         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
24977         avx_movdqu<avxmodesuffix>.
24978         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
24979         *avx_movdqu<avxmodesuffix>.
24980         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
24981         avx_lddqu<avxmodesuffix>.
24982         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
24983         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
24984         avx_movnt<AVXMODEDI:mode>.
24985         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
24986         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
24987
24988 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
24989
24990         PR target/48629
24991         * haifa-sched.c (prune_ready_list, schedule_block): Use
24992         sched_pressure_p rather than flag_sched_pressure.
24993
24994 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
24995
24996         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
24997         cgraph_get_node instead of cgraph_get_create_node.
24998
24999 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
25000
25001         * cfgexpand.c (expand_debug_expr): Use
25002         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
25003
25004 2011-04-15  Michael Matz  <matz@suse.de>
25005
25006         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
25007         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
25008         * function.c (gimplify_parameters): Ditto.
25009         * gimplify.c (gimplify_vla_decl): Ditto.
25010
25011         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
25012         (gimple_call_set_alloca_for_var): New inline function.
25013         (gimple_call_alloca_for_var_p): Ditto.
25014         * gimple.c (gimple_build_call_from_tree): Remember
25015         CALL_ALLOCA_FOR_VAR_P state.
25016         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
25017
25018         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
25019         calls if they were for VLA objects.
25020
25021 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25022
25023         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
25024         of ADR_EXPRs.
25025
25026 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25027
25028         PR middle-end/48601
25029         * tree-emutls.c (lower_emutls_function_body): Call
25030         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
25031         result is non-NULL.
25032
25033 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
25034
25035         * c-decl.c (detect_field_duplicates): Call
25036         objc_detect_field_duplicates instead of objc_get_interface_ivars.
25037
25038 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
25039
25040         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
25041         * gimple.c (gimple_asm_clobbers_memory_p): Define.
25042         * ipa-pure-const.c (check_stmt): Call it.
25043         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
25044
25045 2011-04-15  Richard Guenther  <rguenther@suse.de>
25046
25047         PR tree-optimization/48290
25048         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
25049         Properly decide inhibiting propagation based on the valueized
25050         operand.  Do loop-closed SSA form preserving here ...
25051         (init_copy_prop): ... not here.
25052
25053 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
25054
25055         PR target/48612
25056         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
25057         (*ieee_smax<mode>3): Likewise.
25058
25059 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
25060
25061         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
25062         Replace match_operand with match_dup for the third operand in
25063         these expanders.
25064
25065 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25066
25067         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
25068         to track processing of conditionals.  Update all callers.
25069         (try_combine, simplify_if_then_else): Update.
25070
25071 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25072
25073         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
25074         -fsched-pressure.
25075
25076 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
25077
25078         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
25079         instead of match_operand for operand 3.
25080
25081 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
25082
25083         * recog.h (insn_operand_data): Add an "allows_mem" field.
25084         * genoutput.c (output_operand_data): Initialize it.
25085         * optabs.c (maybe_legitimize_operand_same_code): New function.
25086         (maybe_legitimize_operand): Use it when matching the original
25087         op->value.
25088
25089 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25090
25091         * gimplify.c: Fix issues in comments throughout.
25092         (voidify_wrapper_expr): Fix long line.
25093         (build_stack_save_restore): Likewise.
25094         (gimplify_loop_expr): Likewise.
25095         (gimplify_compound_lval): Likewise.
25096         (gimplify_init_ctor_eval): Likewise.
25097         (gimplify_modify_expr_rhs): Likewise.
25098         (omp_notice_threadprivate_variable): Likewise.
25099
25100 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25101
25102         * cfgexpand.c (expand_call_stmt): Convert the function type to the
25103         original one if this is not a builtin function.
25104
25105 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
25106
25107         PR target/48605
25108         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
25109         offset it as needed based on top 2 bits in operands[3], change
25110         MEM mode to SFmode and mask those 2 bits away from operands[3].
25111
25112 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25113
25114         * c-parser.c (c_parser_objc_protocol_definition): Updated for
25115         change from objc_declare_protocols() to objc_declare_protocol().
25116
25117 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
25118
25119         * config/i386/sse.md (sse4_1): New mode attribute.
25120         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
25121         avx_blend<ssemodesuffix><avxmodesuffix> and
25122         sse4_1_blend<ssemodesuffix> using VF mode iterator.
25123         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
25124         avx_blendv<ssemodesuffix><avxmodesuffix> and
25125         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
25126         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
25127         avx_dp<ssemodesuffix><avxmodesuffix> and
25128         sse4_1_dp<ssemodesuffix> using VF mode iterator.
25129         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
25130         (sse4_1_packusdw): Merge with *avx_packusdw.
25131         (sse4_1_pblendvb): Merge with *avx_pblendvb.
25132         (sse4_1_pblendw): Merge with *avx_pblendw.
25133         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
25134         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
25135         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
25136         VF mode iterator.
25137         (sse4_1_round<ssescalarmodesuffix>): Merge with
25138         *avx_round<ssescalarmodesuffix>.
25139         (aesenc): Merge with *avx_aesenc.
25140         (aesenclast): Merge with *avx_aesenclast.
25141         (aesdec): Merge with *avx_aesdec.
25142         (aesdeclast): Merge with *avx_aesdeclast.
25143         (pclmulqdq): Merge with *pclmulqdq.
25144         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
25145         New predicate.
25146         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
25147
25148 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
25149
25150         PR middle-end/48608
25151         * cfgexpand.c (get_decl_align_unit): Renamed to ...
25152         (align_local_variable): This.  Update DECL_ALIGN.
25153         (add_stack_var): Updated.
25154         (expand_one_stack_var): Likewise.
25155
25156 2011-04-14  Richard Guenther  <rguenther@suse.de>
25157
25158         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
25159         Remove.
25160         (dse_initialize_block_local_data, dse_leave_block,
25161         record_voperand_set, get_stmt_uid): Likewise.
25162         (dse_possible_dead_store_p): Allow any kind of killing stmt.
25163         (dse_optimize_stmt): Remove voperand set handling code.
25164         Simplify and improve to handle any kind of killing stmt.
25165         (dse_record_phi): Remove.
25166         (dse_enter_block): Simplify.
25167         (tree_ssa_dse): Likewise.
25168         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
25169
25170 2011-04-14  Jan Hubicka  <jh@suse.cz>
25171
25172         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
25173         * cgraph.h (struct inline_summary): Move to ipa-inline.h
25174         (cgraph_local_info): Remove inline_summary.
25175         * ipa-cp.c: Include ipa-inline.h.
25176         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
25177         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
25178         accesor.
25179         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
25180         (input_overwrite_node): Do not set inline summary.
25181         (input_node): Do not stream inline summary.
25182         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
25183         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
25184         growth; we do not have inline parameters computed for that anyway.
25185         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
25186         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
25187         (inline_summary_t): New type and VECtor.
25188         (debug_inline_summary, dump_inline_summaries): Declare.
25189         (inline_summary): Use VOCtor.
25190         (estimate_edge_growth): Kill hack computing call stmt size directly.
25191         * lto-section-in.c (lto_section_name): Add inline section.
25192         * ipa-inline-analysis.c: Include lto-streamer.h
25193         (node_removal_hook_holder, node_duplication_hook_holder): New holders
25194         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
25195         (inline_summary_vec): Define.
25196         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
25197         dump_inline_summaries): New functions.
25198         (estimate_function_body_sizes): Properly compute size/time of outgoing
25199         calls.
25200         (compute_inline_parameters): Alloc inline_summary; do not compute
25201         size/time of incomming calls.
25202         (estimate_edge_time): Avoid missing time summary hack.
25203         (inline_read_summary): Read inline summary info.
25204         (inline_write_summary): Write inline summary info.
25205         (inline_free_summary): Free all hooks and inline summary vector.
25206         * lto-streamer.h: Add LTO_section_inline_summary section.
25207         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
25208         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
25209
25210 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25211
25212         * tree-vectorizer.h (vect_strided_store_supported): Add a
25213         HOST_WIDE_INT argument.
25214         (vect_strided_load_supported): Likewise.
25215         (vect_permute_store_chain): Return void.
25216         (vect_transform_strided_load): Likewise.
25217         (vect_permute_load_chain): Delete.
25218         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
25219         count argument.  Check that the count is a power of two.
25220         (vect_strided_load_supported): Likewise.
25221         (vect_permute_store_chain): Return void.  Update after above changes.
25222         Assert that the access is supported.
25223         (vect_permute_load_chain): Likewise.
25224         (vect_transform_strided_load): Return void.
25225         * tree-vect-stmts.c (vectorizable_store): Update calls after
25226         above interface changes.
25227         (vectorizable_load): Likewise.
25228         (vect_analyze_stmt): Don't check for strided powers of two here.
25229
25230 2011-04-14  Richard Guenther  <rguenther@suse.de>
25231
25232         PR tree-optimization/48590
25233         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
25234         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25235         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
25236         BUILT_IN_STACK_SAVE.
25237         * tree-ssa-dce.c (propagate_necessity): Handle
25238         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25239
25240 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25241
25242         * c-parser.c (c_parser_objc_class_declaration): Updated call to
25243         objc_declare_class.
25244
25245 2011-04-14  Richard Guenther  <rguenther@suse.de>
25246
25247         * tree.h (get_object_alignment_1): Declare.
25248         * builtins.c (get_object_alignment_1): Split out worker from ...
25249         (get_object_alignment): ... here.
25250         * fold-const.c (get_pointer_modulus_and_residue): Use
25251         get_object_alignment_1.
25252
25253 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25254
25255         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
25256         type parameter.
25257         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
25258         parameter.  Generalise code to handle arrays as well as vectors.
25259         (vect_setup_realignment): Update accordingly.
25260         * tree-vect-stmts.c (vectorizable_store): Likewise.
25261         (vectorizable_load): Likewise.
25262
25263 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25264
25265         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
25266         within the per-copy loop.
25267
25268 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25269
25270         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
25271         in the dump file.
25272
25273 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25274
25275         * doc/options.texi (Negative): Explicitly mention that the
25276         Negative chain must be circular.
25277
25278 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
25279
25280         * function.h (block_chainon): Declare.
25281         * function.c (block_chainon): Define.
25282
25283 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
25284             Eric Weddington  <eric.weddington@atmel.com>
25285             Georg-Johann Lay  <avr@gjlay.de>
25286
25287         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
25288         New Includes
25289         (avr_init_builtins, avr_expand_builtin,
25290         avr_expand_delay_cycles, avr_expand_unop_builtin,
25291         avr_expand_binop_builtin ): New functions.
25292         (avr_builtin_id): New enum
25293         (struct avr_builtin_description): New struct
25294         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
25295         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
25296
25297         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
25298         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
25299         UNSPECV_DELAY_CYCLES): new enumeration values
25300         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
25301         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
25302         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
25303         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
25304         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
25305         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
25306         "fmulsu"): New insns
25307
25308         * config/avr/avr-c.c: fix line endings
25309         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
25310         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
25311         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
25312         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
25313         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
25314
25315         * doc/extend.texi (AVR Built-in Functions): New node
25316         (Target Builtins): Add documentation of AVR
25317         built-in functions.
25318
25319 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
25320
25321         PR target/44643
25322         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
25323         alone. Error if non-const data has attribute progmem.
25324
25325 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25326
25327         * tree.h (struct tree_constructor): Include tree_typed instead of
25328         tree_common.
25329         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
25330         TS_TYPED instead of TS_COMMON.
25331
25332 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25333
25334         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
25335         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
25336         (sse2_psadbw): Merge with *avx_psadbw.
25337         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
25338         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
25339         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
25340         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
25341         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
25342         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
25343         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
25344         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
25345         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
25346         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
25347         (ssse3_palignrti): Merge with *avx_palignrti.
25348
25349 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25350
25351         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
25352         * tree-ssanames.c (fini_ssanames): VEC_free it.
25353         (make_ssa_name_fn): Update for VECness of free_ssanames.
25354         (release_ssa_name, release_dead_ssa_names): Likewise.
25355         * tree.h (struct tree_ssa_name): Include tree_typed instead of
25356         tree_common.
25357         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
25358         TS_TYPED instead of TS_COMMON.
25359
25360 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25361
25362         * postreload-gcse.c (gcse_after_reload_main): Add calls to
25363         statistics_counter_event.
25364         * tree-ssa-copyrename.c (stats): Define.
25365         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
25366         statistics_counter_event.
25367         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
25368         (bswap_stats, widen_mul_stats): Define.
25369         (insert_reciprocals): Increment rdivs_inserted.
25370         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
25371         rfuncs_inserted.  Add calls to statistics_counter_event.
25372         (execute_cse_sincos_1): Increment inserted.
25373         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
25374         statistics_counter_event.
25375         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
25376         of bswap_stats.  Add calls to statistics_counter_event.
25377         (convert_mult_to_widen): Increment widen_mults_inserted.
25378         (convert_plusminus_to_widen): Increment maccs_inserted.
25379         (convert_mult_to_fma): Increment fmas_inserted.
25380         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
25381         calls to statistics_counter_event.
25382
25383 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
25384
25385         PR rtl-optimization/48455
25386         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
25387         `temp_costs->mem_cost'.
25388
25389 2011-04-13  Jan Hubicka  <jh@suse.cz>
25390
25391         * ipa-inline.h: New file.
25392         * ipa-inline-analysis.c: New file. Broken out of ...
25393         * ipa-inline.c: ... this file; update toplevel comment;
25394         include ipa-inline.h
25395         (inline_summary): Move to ipa-inline.h
25396         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
25397         ipa-inline-analysis.c.
25398         (cgraph_estimate_time_after_inlining): Rename to
25399         estiamte_time_after_inlining; move to ipa-inline-analysis.c
25400         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
25401         to estimate_edge_growth.
25402         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
25403         rename to estimate_size_after_inlining.
25404         (cgraph_mark_inline_edge): Update for new naming convention.
25405         (cgraph_check_inline_limits): Likewise.
25406         (cgraph_edge_badness): Likewise.
25407         (cgraph_decide_recursive_inlining): Likewise.
25408         (cgraph_decide_inlining_of_small_functions): Likewise.
25409         (cgraph_decide_inlining_incrementally): Likewise.
25410         (cgraph_estimate_growth): Rename to estimate_growth; move to
25411         ipa-inline-analysis.c.
25412         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
25413         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
25414         (compute_inline_parameters): Likewise.
25415         (compute_inline_parameters_for_current): Likewise.
25416         (pass_inline_parameters): Likewise.
25417         (inline_indirect_intraprocedural_analysis): Likewise.
25418         (analyze_function): Rename to inline_analyze_function; likewise.
25419         (add_new_function): Move to ipa-inline-analysis.c.
25420         (inline_generate_summary): Likewise.
25421         (inline_read_summary): Likewise.
25422         (inline_write_summary): Likewise.
25423         * Makefile.in (ipa-inline-analysis.c): New file.
25424
25425 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25426
25427         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
25428         * configure: Regenerate.
25429
25430 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25431
25432         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
25433         instead of tree_common.
25434         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
25435         Likewise.
25436         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
25437         TS_TYPED rather than TS_COMMON.
25438         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
25439
25440 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
25441
25442         PR target/45263
25443         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
25444         r20 around calls of __tablejump_elpm__
25445
25446 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
25447
25448         PR middle-end/48591
25449         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
25450         NULL.
25451         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
25452
25453 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
25454
25455         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
25456         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
25457         (cfi_vec): New typedef.
25458         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
25459         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
25460         (cie_cfi_vec): New static variable.
25461         (cie_cfi_head): Delete.
25462         (add_cfi): Accept a cfi_vec * as first argument. All callers and
25463         declaration changed. Use vector rather than list operations.
25464         (new_cfi): Don't initialize the dw_cfi_next field.
25465         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
25466         rather than list operations.
25467         (lookup_cfa): Use vector rather than list operations.
25468         (output_cfis): New argument upto. Accept a cfi_vec rather than
25469         a dw_cfi_ref list head as argument. All callers changed.
25470         Iterate over the vector using upto as a maximum index.
25471         (output_all_cfis): New static function.
25472         (output_fde): Use vector rather than list operations. Use the
25473         new upto argument for output_cfis rather than manipulating a
25474         list.
25475         (dwarf2out_begin_prologue): Change initializations to match
25476         new struct members.
25477         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
25478         from the vector length rather than searching for the end of a list.
25479         Use output_all_cfis.
25480         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
25481
25482 2011-04-13  Nick Clifton  <nickc@redhat.com>
25483
25484         * config/rx/rx.md (movmemsi): Do not use this pattern when
25485         volatile pointers are involved.
25486
25487 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25488
25489         * config/i386/sse.md (pinsrbits): Remove.
25490         (sse2_packsswb): Merge with *avx_packsswb.
25491         (sse2_packssdw): Merge with *avx_packssdw.
25492         (sse2_packuswb): Merge with *avx_packuswb.
25493         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
25494         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
25495         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
25496         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
25497         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
25498         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
25499         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
25500         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
25501         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
25502         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
25503         (sse2_loadld): Merge with *avx_loadld.
25504         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
25505         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
25506         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
25507         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
25508         (vec_concatv2di): Merge with *vec_concatv2di_avx.
25509
25510 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
25511
25512         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
25513         calling TREE_CHAIN.
25514         * print-tree.c (print_node): Likewise.
25515         * tree-inline.c (copy_tree_r): Likewise.
25516         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
25517         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
25518         instead of TS_COMMON.
25519         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
25520         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
25521         (copy_node_stat): Zero TREE_CHAIN only if necessary.
25522         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
25523         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
25524         ...and these...
25525         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
25526         * tree.h: ...here.
25527         (TREE_CHAIN): Check for a TS_COMMON structure.
25528         (TREE_TYPE): Check for a TS_TYPED structure.
25529
25530 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
25531
25532         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25533         cgraph_get_create_node instead of cgraph_node.
25534
25535 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25536
25537         * c-parser.c (c_parser_initelt): Updated call to
25538         objc_build_message_expr.
25539         (c_parser_postfix_expression): Likewise.
25540
25541 2011-04-12  Kai Tietz  <ktietz@redhat.com>
25542
25543         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
25544         MASK_MS_BITFIELD_LAYOUT bit.
25545
25546 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25547
25548         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
25549         assert it is always true.
25550         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
25551         moves.
25552
25553 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25554
25555         * c-parser.c (c_lex_one_token): Rewritten conditional used when
25556         compiling Objective-C to be more efficient.
25557
25558 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
25559
25560         * opts-common.c (decode_cmdline_options_to_array): Remove variable
25561         argv_copied.
25562
25563 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25564
25565         * recog.h, genoutput.c, optabs.c: Revert last patch.
25566
25567 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
25568
25569         PR target/48090
25570         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
25571
25572 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25573
25574         * recog.h (insn_operand_data): Add an "allows_mem" field.
25575         * genoutput.c (output_operand_data): Initialize it.
25576         * optabs.c (maybe_legitimize_operand_same_code): New function.
25577         (maybe_legitimize_operand): Use it when matching the original
25578         op->value.
25579
25580 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25581
25582         * genpreds.c (process_define_predicate): Move most processing
25583         to gensupport.c.  Continue to validate the expression.
25584         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
25585         (process_define_predicate): Move processing to gensupport.c.
25586         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
25587         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
25588         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
25589         argument.
25590         (valid_predicate_name_p): New function, split out from old
25591         genpreds.c:process_define_predicate.
25592         (process_define_predicate): New function, combining code from
25593         old genpreds.c and genrecog.c functions.
25594         (process_rtx): Call it for DEFINE_PREDICATE and
25595         DEFINE_SPECIAL_PREDICATE.
25596
25597 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25598
25599         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
25600         size of a '%A' memory reference.
25601         (T_DREG, T_QREG): New neon_builtin_type_bits.
25602         (arm_init_neon_builtins): Assert that the load and store operands
25603         are neon_struct_operands.
25604         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
25605         (NEON_ARG_MEMORY): New builtin_arg.
25606         (neon_dereference_pointer): New function.
25607         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
25608         Handle NEON_ARG_MEMORY.
25609         (arm_expand_neon_builtin): Update after above interface changes.
25610         Use NEON_ARG_MEMORY for loads and stores.
25611         * config/arm/predicates.md (neon_struct_operand): New predicate.
25612         * config/arm/iterators.md (V_two_elem): Tweak formatting.
25613         (V_three_elem): Use BLKmode for accesses that have no associated mode.
25614         (V_four_elem): Tweak formatting.
25615         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
25616         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
25617         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
25618         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
25619         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
25620         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
25621         (neon_vst4<mode>): Replace pointer operand with a memory operand.
25622         Use %A in the output template.
25623         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
25624         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
25625         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
25626         the width of the memory access.  Remove post-increment.
25627         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
25628
25629 2011-04-12  Nick Clifton  <nickc@redhat.com>
25630
25631         * config/v850/v850.c (expand_prologue): Do not use the CALLT
25632         instruction for interrupt handlers if the target is the basic V850
25633         architecture.
25634         (expand_epilogue): Likewise.
25635
25636 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25637
25638         PR rtl-optimization/48549
25639         * combine.c (propagate_for_debug): Also stop after BB_END of
25640         this_basic_block.  Process LAST and just stop processing after it.
25641         (combine_instructions): If last_combined_insn has been deleted,
25642         set last_combined_insn to its PREV_INSN.
25643
25644 2011-04-12  Richard Guenther  <rguenther@suse.de>
25645
25646         PR tree-optimization/46076
25647         * gimple.h (struct gimple_statement_call): Add fntype field.
25648         (gimple_call_fntype): Adjust.
25649         (gimple_call_set_fntype): New function.
25650         * gimple.c (gimple_build_call_1): Set the call function type.
25651         * gimplify.c (gimplify_call_expr): Preserve the function
25652         type the frontend used for the call.
25653         (gimplify_modify_expr): Likewise.
25654         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
25655         function type.
25656         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
25657         function type.
25658         * tree-ssa.c (useless_type_conversion_p): Function pointer
25659         conversions are useless.
25660
25661 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25662
25663         * cgraph.h (cgraph_node): Remove function declaration.
25664         (cgraph_create_node): Declare.
25665         (cgraph_get_create_node): Likewise.
25666         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
25667         Updated all callers.
25668         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
25669         the decl does not already exist.  Call cgraph_get_create_node instead
25670         of cgraph_node.
25671         (cgraph_get_create_node): New function.
25672         (cgraph_same_body_alias): Update comment.
25673         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
25674         assert it does not return NULL.
25675         (cgraph_update_edges_for_call_stmt): Likewise.
25676         (cgraph_clone_edge): Likewise.
25677         (cgraph_create_virtual_clone): Likewise.
25678         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
25679         instead of cgraph_node.
25680         (cgraph_add_new_function): Call cgraph_create_node or
25681         cgraph_get_create_node instead of cgraph_node.
25682         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
25683         instead of cgraph_node.
25684         (record_eh_tables): Likewise.
25685         (mark_address): Likewise.
25686         (mark_load): Likewise.
25687         (build_cgraph_edges): Call cgraph_get_create_node instead
25688         of cgraph_node.
25689         (rebuild_cgraph_edges): Likewise.
25690         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
25691         instead of cgraph_node.
25692         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
25693         cgraph_node.
25694         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
25695         cgraph_create_node instead of cgraph_node.
25696         * c-decl.c (finish_function): Call cgraph_get_create_node instead
25697         of cgraph_node.
25698         * lto-cgraph.c (input_node): Likewise.
25699         * lto-streamer-in.c (input_function): Likewise.
25700         * varasm.c (mark_decl_referenced): Likewise.
25701         (assemble_alias): Likewise.
25702
25703 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25704
25705         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
25706         instead of cgraph_node and assert it does not return NULL.
25707         * lto-streamer-in.c (lto_read_body): Likewise.
25708         * omp-low.c (new_omp_context): Likewise.
25709         (create_task_copyfn): Likewise.
25710         * tree-emutls.c (lower_emutls_function_body): Likewise.
25711         * matrix-reorg.c (transform_allocation_sites): Likewise.
25712
25713 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25714
25715         PR c/48552
25716         * c-typeck.c (build_asm_expr): Error out on attempts to use
25717         void type outputs or inputs for constraints that allow reg or
25718         don't allow memory.
25719
25720 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
25721             Richard Earnshaw  <rearnsha@arm.com>
25722
25723         PR target/48250
25724         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
25725         to use sign-magnitude offsets. Reject unsupported unaligned
25726         cases. Add detailed description in comments.
25727         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
25728         condition from TARGET_32BIT to TARGET_ARM.
25729
25730 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
25731
25732         * tree.h (struct typed_tree): New.
25733         (struct tree_common): Include it instead of tree_base.
25734         (TREE_TYPE): Update for new location of type field.
25735         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
25736         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
25737         (union tree_node): Add typed field.
25738         * treestruct.def (TS_TYPED): New.
25739         * lto-streamer.c (check_handled_ts_structures): Handle it.
25740         * tree.c (MARK_TS_TYPED): New macro.
25741         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
25742
25743 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
25744
25745         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
25746         (force_nonfallthru): Do not alter the loop nest if no basic block
25747         was created.
25748
25749 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25750
25751         * config/i386/sse.md (VI): New mode iterator.
25752         (SSEMODEI): Remove.
25753         (AVX256MODEI): Ditto.
25754         (AVXMODEF4P): Ditto.
25755         (avxvecpsmode): Ditto.
25756         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
25757         (sse2_andnot<mode>3): New expander.
25758         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
25759         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
25760         (<any_logic:code><mode>3): Use VI mode iterator.
25761         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
25762         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
25763         (*andnottf3): Handle AVX three-operand constraints.
25764         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
25765
25766 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25767             Robert Millan  <rmh@gnu.org>
25768
25769         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
25770         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
25771         GNU_USER_DYNAMIC_LINKER64): Define.
25772         (REG_NAME): Don't undefine.
25773         (MD_UNWIND_SUPPORT): Undefine.
25774         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
25775         (REG_NAME): Don't undefine.
25776         (MD_UNWIND_SUPPORT): Undefine.
25777         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
25778
25779 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25780
25781         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
25782         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
25783
25784 2011-04-11  Xinliang David Li  <davidxl@google.com>
25785
25786         * value-profile.c (check_ic_target): New function.
25787         (gimple_ic_transform): Sanity check indirect call target.
25788         * gimple-low.c (gimple_check_call_args): Interface change.
25789         (gimple_check_call_matching_types): New function.
25790         * tree-inline.c (tree_can_inline_p): Call new function.
25791
25792 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
25793
25794         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
25795         tree-pretty-print.h & realmpfr.h.
25796
25797 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
25798
25799         PR middle-end/48464
25800         * ira.c (setup_pressure_classes): Fix typo in loop condition.
25801         (setup_allocno_and_important_classes): Ditto.
25802
25803 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25804
25805         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
25806         GNU_USER_DYNAMIC_LINKER.
25807         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
25808         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25809         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
25810         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25811         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25812         GNU_USER_TARGET_OS_CPP_BUILTINS.
25813         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
25814         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25815         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25816         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25817         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
25818         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25819         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25820         GNU_USER_TARGET_OS_CPP_BUILTINS.
25821         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25822         GNU_USER_DYNAMIC_LINKER.
25823         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25824         GNU_USER_TARGET_OS_CPP_BUILTINS.
25825         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
25826         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25827         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
25828         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25829         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
25830         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
25831         GNU_USER_DYNAMIC_LINKER64): Remove.
25832         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
25833         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25834         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25835         GNU_USER_DYNAMIC_LINKER.
25836         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25837         GNU_USER_TARGET_OS_CPP_BUILTINS.
25838         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25839         GNU_USER_TARGET_OS_CPP_BUILTINS.
25840         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
25841         to GNU_USER_TARGET_OS_CPP_BUILTINS.
25842         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25843         GNU_USER_TARGET_OS_CPP_BUILTINS.
25844         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
25845         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
25846         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25847         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
25848         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25849         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25850         GNU_USER_DYNAMIC_LINKER.
25851         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25852         GNU_USER_TARGET_OS_CPP_BUILTINS.
25853         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
25854         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25855         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25856         GNU_USER_DYNAMIC_LINKER.
25857         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25858         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25859         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
25860         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25861         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25862         GNU_USER_DYNAMIC_LINKER.
25863         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
25864         GNU_USER_DYNAMIC_LINKERN32.
25865         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
25866         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
25867         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
25868         GNU_USER_DYNAMIC_LINKER32.
25869         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
25870         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25871         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25872         GNU_USER_DYNAMIC_LINKER.
25873         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25874         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25875         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
25876         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25877         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25878         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
25879         GNU_USER_DYNAMIC_LINKER32.
25880         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25881         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
25882         GNU_USER_DYNAMIC_LINKER.
25883         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
25884         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25885         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25886         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
25887         GNU_USER_DYNAMIC_LINKER64.
25888         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
25889         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25890         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25891         GNU_USER_DYNAMIC_LINKER.
25892         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
25893         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25894         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25895         GNU_USER_DYNAMIC_LINKER.
25896         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
25897         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25898         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25899         GNU_USER_DYNAMIC_LINKER32.
25900         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25901         GNU_USER_DYNAMIC_LINKER64.
25902         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25903         GNU_USER_DYNAMIC_LINKER64.
25904         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
25905         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25906         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
25907         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25908         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25909
25910 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25911
25912         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
25913         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
25914         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
25915         GNU_USER_DYNAMIC_LINKER.
25916         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25917         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
25918         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
25919         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
25920         GNU_USER_DYNAMIC_LINKER64.
25921         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25922         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
25923         GNU_USER_LINK_EMULATION.
25924         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
25925         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
25926         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
25927         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
25928         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
25929         CPP_SPEC, CC1_SPEC): Remove.
25930         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
25931         (GNU_USER_DYNAMIC_LINKER): Define.
25932         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
25933         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
25934         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
25935         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
25936         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
25937         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
25938         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
25939         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
25940         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
25941         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
25942         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
25943         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
25944         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
25945         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
25946         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
25947         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
25948         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25949         GNU_USER_DYNAMIC_LINKER.
25950         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25951         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25952         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25953         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25954         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25955         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25956         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
25957         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
25958         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
25959         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
25960
25961 2011-04-11  Kai Tietz  <ktietz@redhat.com>
25962
25963         PR target/9601
25964         PR target/11772
25965         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
25966         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
25967         comment.
25968         (ix86_is_msabi_thiscall): Removed.
25969         (ix86_is_type_thiscall): Likewise.
25970         (ix86_get_callcvt): New function.
25971         (ix86_comp_type_attributes): Simplify check.
25972         (ix86_function_regparm): Use ix86_get_callcvt for calling
25973         convention attribute checks.
25974         (ix86_return_pops_args): Likewise.
25975         (ix86_static_chain): Likewise.
25976         (x86_this_parameter): Likewise.
25977         (x86_output_mi_thunk): Likewise.
25978         (ix86_function_type_abi): Optimize check for types without attributes.
25979         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
25980         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
25981         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
25982         by flag-values.
25983         (IX86_BASE_CALLCVT): Helper macro.
25984         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
25985         Use ix86_get_callcvt for calling convention attribute checks and avoid
25986         symbol-decoration for stdcall in TARGET_RTD case.
25987         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
25988         Likewise.
25989         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
25990         for declaration.
25991
25992 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25993
25994         * config/i386/sse.md (VI_128): New mode iterator.
25995         (VI12_128): Rename from SSEMODE12.
25996         (VI14_128): Rename from SSEMODE14.
25997         (VI124_128): New mode iterator.
25998         (VI24_128): Rename from SSEMODE248.
25999         (VI248_128): Rename from SSEMODE248.
26000         (SSEMODE124C8): Remove.
26001         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26002         (*sse2_<plusminus_insn><mode>3): Merge with
26003         *avx_<plusminus_insn><mode>3.
26004         (*mulv8hi3): Merge with *avx_mulv8hi3.
26005         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
26006         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
26007         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
26008         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
26009         (ashr<mode>3): Merge with *avx_ashr<mode>3.
26010         (lshr<mode>3): Merge with *avx_lshr<mode>3.
26011         (ashl<mode>3): Merge with *avx_ashl<mode>3.
26012         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
26013         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
26014         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26015         (*<smaxmin:code>v8hi3): Ditto.
26016         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
26017         (*<smaxmin:code>v16qi3): Ditto.
26018         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
26019         (*sse2_eq<mode>3): Ditto.
26020         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
26021         (*sse2_gt<mode>3): Ditto.
26022         (vcondv2di): Split out of vcond<mode>.
26023         (vconduv2di): Split out of vcondu<mode>.
26024
26025 2011-04-11  Richard Guenther  <rguenther@suse.de>
26026
26027         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
26028         before calling tree_low_cst.
26029
26030 2011-04-11  Richard Guenther  <rguenther@suse.de>
26031
26032         * stor-layout.c (layout_type): Compute all array index size operations
26033         in the original type.
26034         (initialize_sizetypes): Add comment.
26035         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
26036
26037 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26038
26039         * common.opt (Tbss=, Tdata=, Ttext=): New options.
26040
26041 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26042
26043         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
26044         of cgraph_node, handle NULL return value.
26045         (cgraph_global_info): Likewise.
26046         (cgraph_rtl_info): Likewise.
26047         * tree-inline.c (estimate_num_insns): Likewise.
26048         * gimplify.c (unshare_body): Likewise.
26049         (unvisit_body): Likewise.
26050         (gimplify_body): Likewise.
26051         * predict.c (optimize_function_for_size_p): Likewise.
26052         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
26053         (call_may_clobber_ref_p_1): Likewise.
26054         * varasm.c (function_section_1): Likewise.
26055         (assemble_start_function): Likewise.
26056
26057 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26058
26059         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
26060         of cgraph_node.
26061         * final.c (rest_of_clean_state): Likewise.
26062         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
26063         * passes.c (pass_init_dump_file): Likewise.
26064         (execute_all_ipa_transforms): Likewise.
26065         (function_called_by_processed_nodes_p): Likewise.
26066         * predict.c (maybe_hot_frequency_p): Likewise.
26067         (probably_never_executed_bb_p): Likewise.
26068         (compute_function_frequency): Likewise.
26069         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
26070         (unnest_nesting_tree_1): Likewise.
26071         (lower_nested_functions): Likewise.
26072         * tree-optimize.c (execute_fixup_cfg): Likewise.
26073         (tree_rest_of_compilation): Likewise.
26074         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
26075         * tree-sra.c (ipa_early_sra): Likewise.
26076         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
26077         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
26078         * ipa.c (record_cdtor_fn): Likewise.
26079         * ipa-inline.c (cgraph_early_inlining): Likewise.
26080         (compute_inline_parameters_for_current): Likewise.
26081         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
26082         * ipa-pure-const.c (local_pure_const): Likewise.
26083         * ipa-split.c (split_function): Likewise.
26084         (execute_split_functions): Likewise.
26085         * cgraphbuild.c (build_cgraph_edges): Likewise.
26086         (rebuild_cgraph_edges): Likewise.
26087         (cgraph_rebuild_references): Likewise.
26088         (remove_cgraph_callee_edges): Likewise.
26089         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
26090         (verify_cgraph_node): Likewise.
26091         (cgraph_analyze_functions): Likewise.
26092         (cgraph_preserve_function_body_p): Likewise.
26093         (save_inline_function_body): Likewise.
26094         (save_inline_function_body): Likewise.
26095         * tree-inline.c (copy_bb): Likewise.
26096         (optimize_inline_calls): Likewise.
26097
26098 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26099
26100         PR tree-optimization/48195
26101         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
26102         ipa_check_create_edge_args.
26103         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
26104         ipa_check_create_edge_args.
26105         * ipa-inline.c (inline_generate_summary): Do not call
26106         ipa_check_create_node_params and ipa_check_create_edge_args.
26107         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
26108         ipa_check_create_edge_args.
26109
26110 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
26111
26112         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
26113         instead of loop.
26114         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
26115         * function.c (record_hard_reg_sets): Likewise.
26116         * ira.c (compute_regs_asm_clobbered): Likewise.
26117         * sched-deps.c (sched_analyze_1): Likewise.
26118         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
26119
26120 2011-04-09  Xinliang David Li  <davidxl@google.com>
26121
26122         PR tree-optimization/PR48484
26123         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
26124         has_valid_pred lazily
26125
26126 2011-04-09  Duncan Sands  <baldrick@free.fr>
26127
26128         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
26129
26130 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
26131
26132         * combine.c (combine_validate_cost): Adjust comments.  Set registered
26133         cost of I0 to zero at the end, if any.
26134
26135 2011-04-08  Xinliang David Li  <davidxl@google.com>
26136
26137         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
26138         to insane profile data.
26139
26140 2011-04-08  Xinliang David Li  <davidxl@google.com>
26141
26142         * ipa-cp.c (ipcp_update_profiling): Correct
26143          negative scale factor due to insane profile data.
26144
26145 2011-04-08  Xinliang David Li  <davidxl@google.com>
26146
26147         * final.c (dump_basic_block_info): New function.
26148         (final): Dump basic block.
26149         (final_scan_insn): Remove old dump.
26150
26151 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
26152
26153         PR target/47829
26154         * config.gcc (i386-*-freebsd): Disable unwind table generation for
26155         crtbegin/crtend.
26156
26157 2011-04-08  Michael Matz  <matz@suse.de>
26158
26159         PR middle-end/48389
26160         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
26161         functions.
26162         (rebuild_jump_labels): Call rebuild_jump_labels_1.
26163         * rtl.h (rebuild_jump_labels_chain): Declare.
26164         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
26165         insns inserted on edges.
26166
26167 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
26168
26169         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
26170         * config/arm/arm-arches.def: New.
26171         * config/arm/arm-opts.h: New.
26172         * config/arm/genopt.sh: New.
26173         * config/arm/arm-tables.opt: New (generated).
26174         * config/arm/arm.c (arm_handle_option, arm_target_help,
26175         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
26176         (all_architectures): Get most table contents from arm-arches.def.
26177         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
26178         arm_selected_tune here.
26179         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
26180         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
26181         (march=, mcpu=, mtune=): Use Enum and Var.
26182         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
26183         (arm.o): Update dependencies.
26184
26185 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
26186
26187         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
26188         of header_file.
26189         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
26190         (write_typed_alloc_defns): Likewise.
26191         (main): Calls write_typed_alloc_defns with output_header.
26192
26193 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
26194
26195         PR inline-asm/48435
26196         * ira-color.c (setup_profitable_hard_regs): Add comments.
26197         Don't take prohibited hard regs into account.
26198         (setup_conflict_profitable_regs): Rename to
26199         get_conflict_profitable_regs.
26200         (check_hard_reg_p): Check prohibited hard regs.
26201
26202 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
26203
26204         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
26205         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
26206         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
26207
26208 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26209
26210         PR target/48366
26211         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
26212         move from floating point to shift amount register.
26213         (emit_move_sequence): Remove secondary reload support for floating
26214         point to shift amount amount register copies.
26215         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
26216         amount register copies.
26217         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
26218         register, return false if mode isn't a scalar integer mode.
26219         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
26220
26221 2011-04-08  Richard Guenther  <rguenther@suse.de>
26222
26223         * gimple.c (gimple_call_flags): Remove kludge.
26224
26225 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26226
26227         * sel-sched.c (sel_region_init): Move call to
26228         sel_setup_region_sched_flags after setup_current_loop_nest.
26229
26230 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
26231
26232         PR rtl-optimization/48272
26233         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
26234         init_insn_reg_pressure_info.  Adjust a caller.
26235         * sched-int.h (init_insn_reg_pressure_info): Declare.
26236         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
26237         when sched-pressure is enabled.
26238
26239 2011-04-08  Richard Guenther  <rguenther@suse.de>
26240
26241         * gimple.c (gimple_set_modified): Do not queue calls to
26242         MODIFIED_NORETURN_CALLS here ...
26243         * tree-ssa-operands.c (update_stmt_operands): ... but here.
26244
26245 2011-04-08  Richard Guenther  <rguenther@suse.de>
26246
26247         PR lto/48467
26248         * toplev.c (lang_dependent_init): Do not open asm_out_file
26249         in WPA mode, nor perform debug machinery initialization.
26250         (finalize): Do not unlink asm_out_file in WPA mode.
26251
26252 2011-04-08  Richard Guenther  <rguenther@suse.de>
26253
26254         * gimple.h (gimple_call_fntype): New function.
26255         (gimple_call_return_type): Use it.
26256         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
26257         * gimple-low.c (gimple_check_call_args): Likewise.
26258         * gimple.c (gimple_call_flags): Likewise.
26259         (gimple_call_arg_flags): Likewise.
26260         (gimple_call_return_flags): Likewise.
26261         * tree-cfg.c (verify_gimple_call): Likewise.
26262         (do_warn_unused_result): Likewise.
26263         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26264         * value-prof.c (gimple_ic_transform): Fix fndecl check.
26265
26266 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
26267
26268         PR rtl-optimization/48235
26269         * sel-sched.c (code_motion_process_successors): Recompute the last
26270         insn in basic block if control flow changed.
26271         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
26272         Update condition for ilist_remove.
26273
26274 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26275
26276         PR rtl-optimization/48302
26277         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
26278         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
26279         it to record added preheader blocks.
26280         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
26281         on to sel_add_loop_preheaders.
26282         (sel_region_init): Move call to setup_current_loop_nest after
26283         sel_init_bbs.
26284
26285 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26286
26287         PR target/48273
26288         * cfgloop.h (loop_has_exit_edges): New helper.
26289         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
26290         non-clonable.
26291         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
26292         that have no exit edges.
26293
26294 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26295
26296         PR rtl-optimization/48442
26297         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
26298         all callers.  Adjust assert.
26299
26300 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
26301
26302         PR tree-optimization/48377
26303         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
26304         is_packed to true even for types with smaller TYPE_ALIGN than
26305         TYPE_SIZE.
26306
26307 2011-04-08  Richard Guenther  <rguenther@suse.de>
26308
26309         PR bootstrap/48513
26310         * doc/tm.texi: Re-generate.
26311
26312 2011-04-08  Wei Guozhi  <carrot@google.com>
26313
26314         PR target/47855
26315         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
26316         * config/arm/arm.c (arm_attr_length_push_multi): New function.
26317         * config/arm/arm.md (*push_multi): Change the length computation to
26318         call a C function.
26319
26320 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
26321
26322         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
26323         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
26324         * doc/tm.texi: Regenerate.
26325         * system.h (ASM_OUTPUT_BSS): Poison.
26326         * varasm.c (asm_output_bss): Remove function.
26327         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
26328
26329         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
26330         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
26331         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
26332         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26333         Likewise.
26334         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26335         Likewise.
26336         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26337         Likewise.
26338         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
26339
26340 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26341
26342         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
26343         EnumValue lines.
26344
26345 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26346
26347         * config/m68k/m68k.c (m68k_handle_option): Don't handle
26348         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
26349         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
26350         OPT_mcpu32.
26351         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26352         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
26353         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
26354         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
26355         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
26356         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
26357         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26358         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
26359         options.  Don't map other m68k options manually.  Don't handle
26360         old-style options as canonical.
26361         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26362         * doc/install.texi (m68k-*-*): Document binutils version requirement.
26363
26364 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
26365
26366         * basic-block.h (force_nonfallthru): Move to...
26367         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
26368         (force_nonfallthru): ...here.
26369         * cfghooks.c (force_nonfallthru): New function.
26370         * cfgrtl.c (force_nonfallthru): Rename into...
26371         (rtl_force_nonfallthru): ...this.
26372         (commit_one_edge_insertion): Do not set AUX field.
26373         (commit_edge_insertions): Do not discover new basic blocks.
26374         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
26375         (cfg_layout_rtl_cfg_hooks): Likewise.
26376         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
26377         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
26378         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
26379
26380 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
26381
26382         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
26383         Remove macros.
26384
26385 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
26386
26387         * config/i386/sse.md: Update copyright year.
26388         (avxcvtvecmode): Remove.
26389         (sse_movhlps): Merge with *avx_movhlps.
26390         (sse_movlhps): Merge with *avx_movlhps.
26391         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
26392         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
26393         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
26394         (sse_loadhps): Merge with *avx_loadhps.
26395         (sse_storelps): Merge with *avx_storelps.
26396         (sse_loadlps): Merge with *avx_loadlps.
26397         (sse_movss): Merge with *avx_movss.
26398         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
26399         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
26400         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
26401         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
26402         (vec_set<mode>_0): Ditto.
26403         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
26404         (sse4_1_insertps): Merge with *avx_insertps.
26405         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
26406         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
26407         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
26408         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
26409         (sse2_storehpd): Merge with *avx_storehpd.
26410         (sse2_loadhpd): Merge with *avx_loadhpd.
26411         (sse2_loadlpd): Merge with *avx_loadlpd.
26412         (sse2_movsd): Merge with *avx_movsd.
26413         (*vec_concatv2df): Merge with *vec_concatv2df.
26414
26415 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
26416
26417         PR debug/48343
26418         * combine.c (combine_instructions): Add last_combined_insn,
26419         update it if insn is after it, pass it to all try_combine calls.
26420         (try_combine): Add last_combined_insn parameter, pass it instead of
26421         i3 to propagate_for_debug.
26422
26423 2011-04-07  Nick Clifton  <nickc@redhat.com>
26424
26425         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
26426         to handle MDR <-> data register transfers.
26427         (movhi_internal): Likewise.
26428
26429 2011-04-07  Alan Modra  <amodra@gmail.com>
26430
26431         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
26432         previous stack info.
26433
26434 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26435
26436         PR target/43920
26437         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
26438         flow_find_cross_jump.  Swap variables to implement backward replacement.
26439         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
26440
26441 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26442
26443         PR target/43920
26444         * cfgcleanup.c (walk_to_nondebug_insn): New function.
26445         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
26446         and bb2.
26447         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
26448         src1 or src2.  Redirect edges to the last basic block.  Update
26449         frequency and count on multiple basic blocks in case of fallthru.
26450
26451 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26452
26453         PR target/43920
26454         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
26455         function.
26456         (old_insns_match_p): Change return type.  Replace return false/true
26457         with return dir_none/dir_both.  Use can_replace_by.
26458         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
26459         direction from dir_p.  Register replacement direction in dir, last_dir
26460         and afterlast_dir.  Handle new return type of old_insns_match_p using
26461         merge_dir.  Return replacement direction in dir_p.
26462         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
26463         return type of old_insns_match_p.
26464         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
26465         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
26466         flow_find_cross_jump.
26467         * basic-block.h (enum replace_direction): New type.
26468         (flow_find_cross_jump): Add parameter to declaration.
26469
26470 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26471
26472         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
26473         (AVXMODEDCVTPS2DQ): Ditto.
26474         (VEC_FLOAT_MODE): Ditto.
26475         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
26476         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26477         (<any_logic:code><mode>3): Use VF mode iterator.
26478         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
26479         Use VF mode iterator.
26480         (copysign<mode>3): Use VF mode iterator.
26481         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
26482         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26483         (*<any_logic:code><MODEF:mode>3): Merge with
26484         *avx_<any_logic:code><MODEF:mode>3.
26485         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
26486         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
26487         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
26488         (avx_cvtdq2ps<avxmodesuffix>): Remove.
26489         (sse2_cvtdq2ps): Use %v modifier.
26490         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
26491         (avx_cvtps2dq<avxmodesuffix>): Remove.
26492         (sse2_cvtps2dq): Use %v modifier.
26493         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
26494         (avx_cvttps2dq<avxmodesuffix>): Remove.
26495         (sse2_cvttps2dq): Use %v modifier.
26496         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
26497         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
26498         (sse2_cvtsd2siq): Fix insn template.
26499         (sse2_cvtsd2siq_2): Ditto.
26500         (sse2_cvttsd2siq): Ditto.
26501         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
26502         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
26503
26504 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26505
26506         * gcov-io.c: Use GCC Runtime Library Exception.
26507
26508 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
26509
26510         PR debug/48466
26511         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
26512         as base_reg whatever register reg has been eliminated to, instead
26513         of hardcoding STACK_POINTER_REGNUM.
26514
26515 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26516
26517         * doc/tm.texi.in: Document C target hooks as separate from general
26518         target hooks.
26519         * doc/tm.texi: Regenerate.
26520         * genhooks.c (struct hook_desc): Add docname field.
26521         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
26522         docname field.
26523         (hook_array): Include c-target.def.
26524         (emit_documentation): Use docname field in output.
26525         (emit_init_macros): Take docname argument.  Only emit definitions
26526         for hooks matching docname.
26527         (main): Expect additional arguments in all cases.  Pass argument
26528         to emit_init_macros.
26529         * target.def: Move initial macro definitions and comments to
26530         target-hooks-macros.h.
26531         (gcc_targetcm): Move to c-family/c-target.def.
26532         * target.h (targetcm): Move declaration to c-family/c-target.h.
26533         * targhooks.c (default_handle_c_option): Move to
26534         c-family/c-opts.c.
26535         * targhooks.h (default_handle_c_option): Move declaration to
26536         c-family/c-common.h.
26537         * target-hooks-macros.h: New file.
26538         * config.gcc (target_has_targetcm): Define and use to add to
26539         c_target_objs and cxx_target_objs.
26540         * config/default-c.c: New file.
26541         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
26542         of target.h and target-def.h.
26543         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
26544         (darwin_objc_construct_string, darwin_cfstring_ref_p,
26545         darwin_check_cfstring_format_arg): Make static.
26546         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26547         TARGET_STRING_OBJECT_REF_TYPE_P,
26548         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
26549         * config/darwin-protos.h (darwin_objc_construct_string,
26550         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
26551         declare.
26552         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26553         TARGET_STRING_OBJECT_REF_TYPE_P,
26554         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
26555         * config/t-darwin (darwin-c.o): Update dependencies.
26556         * system.h (TARGET_HAS_TARGETCM): Poison.
26557         * Makefile.in (TARGET_H): Update.
26558         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
26559         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
26560         (default-c.o): New target.
26561         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
26562         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
26563         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
26564         c-target.def.
26565         (build/genhooks.o): Update dependencies.
26566
26567 2011-04-06  Richard Guenther  <rguenther@suse.de>
26568
26569         * ipa-inline.c (enum inlining_mode): Remove.
26570         (cgraph_flatten): Use some other token.
26571         (cgraph_edge_early_inlinable_p): New function, split out from ...
26572         (cgraph_perform_always_inlining): New function, split out from ...
26573         (cgraph_decide_inlining_incrementally): ... here.
26574         (cgraph_mark_inline_edge): Adjust.
26575         (cgraph_early_inlining): Re-structure.
26576         (pass_early_inline): Require SSA form.
26577
26578 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
26579             Julian Brown  <julian@codesourcery.com>
26580             Mark Shinwell  <shinwell@codesourcery.com>
26581
26582         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
26583         LO_REGS only for Thumb-1.
26584         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
26585         be used in short instructions when optimising for size on Thumb-2.
26586
26587 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26588
26589         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
26590         associated with user returns to be preserved.
26591
26592 2011-04-06  Tristan Gingold  <gingold@adacore.com>
26593
26594         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
26595         symbol_queue_size, DBXOUT_DECR_NESTING,
26596         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
26597         if XCOFF_DEBUGGING_INFO.
26598
26599 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26600
26601         * config/i386/i386.md (attribute isa): New.
26602         (attribute enabled): New.
26603         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
26604         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
26605         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
26606         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
26607         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
26608         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26609         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
26610         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
26611
26612         * config/i386/sse.md (VF): New mode iterator.
26613         (VF1): Ditto.
26614         (VF2): Ditto.
26615         (VF_128): Ditto.
26616         (SSEMODEF4): Remove.
26617         (attribute sse): Handle V8SF and V4DF modes.
26618         (<absneg:code><mode>2): Use VF mode iterator.
26619         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
26620         mode iterator.
26621         (<plusminus_insn><mode>3): Use VF mode iterator.
26622         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26623         Use VF mode iterator.
26624         (<sse>_vm<plusminus_insn><mode>3): Merge with
26625         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
26626         (mul<mode>3): Use VF mode iterator.
26627         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
26628         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
26629         mode iterator.
26630         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
26631         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
26632         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
26633         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
26634         mode iterator.
26635         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
26636         Use VF1 mode iterator.
26637         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
26638         (sqrt<VF2:mode>2): New expander.
26639         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
26640         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
26641         and sqrtv2df2.  Use VF mode iterator.
26642         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
26643         mode iterator.
26644         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
26645         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
26646         Use VF1 mode iterator.
26647         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
26648         (<smaxmin:code><mode>3): Use VF mode iterator.
26649         (*<smaxmin:code><mode>3_finite): Merge with
26650         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
26651         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26652         (<sse>_vm<smaxmin:code><mode>2): Merge with
26653         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
26654         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
26655         mode iterator.
26656         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
26657         mode iterator.
26658         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
26659         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
26660         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
26661         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
26662         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
26663         VF mode iterator.
26664         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
26665         Use VF_128 mode iterator.
26666         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
26667         mode iterator.
26668         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
26669         VF_128 mode iterator.
26670         (vcond<mode>): Use VF mode iterator.
26671         * config/i386/predicates.md (sse_comparison_operator): Merge with
26672         avx_comparison_float_operator.  Do not declare as special_predicate.
26673         * config/i386/i386.c (struct builtin_description): Update for renamed
26674         compare patterns.
26675         (ix86_expand_args_builtin): Ditto.
26676         (ix86_expand_sse_compare_mask): Ditto.
26677
26678 2011-04-06  Richard Guenther  <rguenther@suse.de>
26679
26680         * tree-inline.c (estimate_num_insns): For calls simply account
26681         for all passed arguments and a used return value.
26682
26683 2011-04-06  Richard Guenther  <rguenther@suse.de>
26684
26685         PR tree-optimization/47663
26686         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
26687         call_stmt_time fields.
26688         (cgraph_edge_inlinable_p): Declare.
26689         (cgraph_edge_recursive_p): New inline function.
26690         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
26691         (cgraph_clone_edge): Copy it.
26692         * ipa-inline.c (cgraph_estimate_edge_time): New function.
26693         Account for call stmt time.
26694         (cgraph_estimate_time_after_inlining): Take edge argument.
26695         (cgraph_estimate_edge_growth): Account call stmt size.
26696         (cgraph_estimate_size_after_inlining): Take edge argument.
26697         (cgraph_mark_inline_edge): Adjust.
26698         (cgraph_check_inline_limits): Likewise.
26699         (cgraph_recursive_inlining_p): Remove.
26700         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
26701         (cgraph_decide_recursive_inlining): Take edge argument and
26702         adjust.
26703         (cgraph_decide_inlining_of_small_functions): Do not avoid
26704         diags for recursive inlining here.
26705         (cgraph_flatten): Adjust.
26706         (cgraph_decide_inlining_incrementally): Likewise.
26707         (estimate_function_body_sizes): Remove call cost handling.
26708         (compute_inline_parameters): Initialize caller edge call costs.
26709         (cgraph_estimate_edge_growth): New function.
26710         (cgraph_estimate_growth): Use it.
26711         (cgraph_edge_badness): Likewise.
26712         (cgraph_check_inline_limits): Take an edge argument.
26713         (cgraph_decide_inlining_of_small_functions): Adjust.
26714         (cgraph_decide_inlining): Likewise.
26715         * tree-inline.c (estimate_num_insns): Only account for call
26716         return value if it is used.
26717         (expand_call_inline): Avoid diagnostics on recursive inline
26718         functions here.
26719         * lto-cgraph.c (lto_output_edge): Output edge call costs.
26720         (input_edge): Input edge call costs.
26721
26722 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26723
26724         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
26725
26726 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
26727
26728         * doc/invoke.texi (Spec Files): Fix typo.
26729
26730 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26731
26732         * profile.c (branch_prob): Move declaration of local variable.  Remove
26733         obsolete ??? comment.  Expand the location explicitly instead of using
26734         the LOCATION_FILE and LOCATION_LINE macros.
26735
26736 2011-04-06  Wei Guozhi  <carrot@google.com>
26737
26738         PR target/47855
26739         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
26740         (arm_cond_branch): Likewise.
26741         (arm_cond_branch_reversed): Likewise.
26742         (arm_jump): Likewise.
26743         (push_multi): Likewise.
26744         * config/arm/constraints.md (Py): New constraint.
26745
26746 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26747
26748         PR bootstrap/48471
26749         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
26750         Move these...
26751         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
26752         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
26753         #ifdef DBX_DEBUGGING_INFO.
26754
26755 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
26756
26757         PR bootstrap/48403
26758         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
26759         if old and new states differ.
26760
26761 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26762
26763         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
26764         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
26765         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26766         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
26767         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
26768         mcfv4e): Use Alias.
26769         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
26770         ColdFire options to -mcpu= options.
26771
26772 2011-04-05  Jeff Law  <law@redhat.com>
26773
26774         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
26775         check if BB is a successor of LOOP->header and return
26776         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
26777
26778 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26779
26780         * cprop.c (struct reg_use): Remove.
26781         (reg_use_table): Make an array of RTX.
26782         (find_used_regs, constprop_register, local_cprop_pass,
26783         bypass_block): Simplify users of reg_use_table.
26784         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
26785         on one of the uses found by find_used_regs.
26786
26787 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26788
26789         PR bootstrap/48469
26790         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
26791         declaration.
26792
26793 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26794
26795         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
26796         as an rtx.
26797         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
26798
26799 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26800
26801         PR middle-end/48441
26802         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
26803
26804 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26805
26806         * combine.c: Include obstack.h.
26807         (struct insn_link): Define.
26808         (uid_log_links): Adjust type.
26809         (FOR_EACH_LOG_LINK): New macro.
26810         (insn_link_obstack): Declare.
26811         (alloc_insn_link): Define.
26812         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
26813         type of link variables.
26814         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
26815         (try_combine, record_promoted_values, distribute_notes): Likewise.
26816         (distribute_links): Likewise.  Tweak prototype.
26817         (clear_log_links): Delete.
26818         (adjust_for_new_dest): Call alloc_insn_link.
26819         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
26820
26821 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26822
26823         * gcse.c (modify_mem_list): Convert to an array of VECs.
26824         (canon_modify_mem_list, compute_transp): Tweak formatting.
26825         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
26826         (load_killed_in_block_p): Likewise.
26827         (record_last_mem_set_info): Likewise.
26828         (clear_modify_mem_tables): Likewise.
26829
26830 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26831
26832         PR middle-end/48461
26833         * function.c (emit_use_return_register_into_block): Only define if
26834         HAVE_return.
26835
26836 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
26837
26838         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
26839
26840 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26841
26842         * config/rx/rx-opts.h: New.
26843         * config/rx/rx.c (rx_cpu_type): Remove.
26844         (rx_handle_option): Don't assert that global structures are in
26845         use.  Access variables via opts pointer.  Defer most handling of
26846         OPT_mint_register_.  Use error_at.
26847         (rx_option_override): Handle deferred OPT_mint_register_ here.
26848         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
26849         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
26850         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
26851         (rx_cpu_types): New Enum and EnumValue entries.
26852         (mint-register=): Use Defer and use Var accordingly.
26853
26854 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26855
26856         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
26857         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
26858         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
26859         Move these...
26860         (debug_free_queue, debug_nesting, symbol_queue_index):
26861         ...and these...
26862         * dbxout.c: ...to here.  Make static.
26863
26864 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26865
26866         * gcse.c (modify_pair): Define.  Define a VEC of it.
26867         (canon_modify_mem_list): Convert to an array of VECs.
26868         (free_insn_expr_list_list): Delete.
26869         (clear_modify_mem_tables): Call VEC_free instead.
26870         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
26871         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
26872         (canon_list_insert, compute_transp): Likewise.
26873
26874 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26875
26876         PR target/43920
26877         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
26878         for size.
26879
26880 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26881
26882         PR target/43920
26883         * function.c (emit_use_return_register_into_block): New function.
26884         (thread_prologue_and_epilogue_insns): Use
26885         emit_use_return_register_into_block.
26886
26887 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26888
26889         PR target/43920
26890         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
26891         insn.
26892
26893 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26894
26895         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
26896
26897 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
26898
26899         * config/arm/arm.md (define_constants for unspec): Replace with
26900         define_c_enum.
26901         (define_constants for unspecv): Replace with define_c_enum.
26902         * config/arm/neon.md (define_constants for unspec): Replace with
26903         define_c_enum.
26904
26905 2011-04-04  Richard Henderson  <rth@redhat.com>
26906
26907         PR bootstrap/48400
26908         * dwarf2out.c (output_line_info): Always emit line info from
26909         at least one section.
26910         (dwarf2out_init): Create text_section_line_info here ...
26911         (set_cur_line_info_table): ... not here.
26912
26913 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
26914
26915         PR target/48380
26916         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
26917         not called.
26918
26919         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
26920
26921 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
26922
26923         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
26924         (expr_equiv_p): Remove.
26925         (insert_set_in_table): Look at <dest, src> pair instead of expr.
26926         (hash_scan_set): Update call to insert_set_in_table.
26927         (dump_hash_table): Dump <dest, src> pair.
26928         (lookup_set): Simplify.  Lookup <dest, src> pair.
26929         (compute_transp): Remove, fold heavily simplified code into...
26930         (compute_local_properties): ...here.  Expect COMP and TRANSP
26931         unconditionally.
26932         (find_avail_set): Take set directly from struct expr.
26933         (find_bypass-set): Likewise.
26934         (bypass_block): Likewise.
26935         (cprop_insn): Likewise.  Remove redundant INSN_P test.
26936
26937         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
26938         checks on form of COND from find_implicit_sets to here.
26939         (find_implicit_sets): Cleanup control flow. Split critical edges
26940         if it exposes implicit sets.  Allocate/resize implicit_sets as
26941         necessary.
26942         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
26943         changed something.  Run df_analyze after find_implicit_sets if any
26944         edges were split.  Do not allocate implicit_sets here.
26945
26946         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
26947         (gcse_obstack): Renamed to cprop_obstack.
26948         (GNEW, GNEWVEC, GNEWVAR): Remove.
26949         (gmalloc): Remove.
26950         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
26951         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
26952         (gcse_alloc): Likewise, and rename to cprop_alloc.
26953         (alloc_gcse_men, free_gcse_mem): Remove.
26954         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
26955         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
26956         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
26957
26958         * cprop.c (oprs_not_set_p): Remove.
26959         (mark_set, mark_clobber): Remove.
26960         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
26961         (reg_not_set_p): New function.
26962         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
26963         (cprop_insn): Likewise.
26964         (cprop_jump): Use FOR_EACH_EDGE.
26965
26966 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
26967
26968         PR bootstrap/48403
26969         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
26970         (rank_for_schedule): Use scheduled_insns vector instead of
26971         last_scheduled_insn.
26972         (ok_for_early_queue_removal): Likewise.
26973         (queue_to_ready): Search forward in nonscheduled_insns_begin if
26974         we have a dbg_cnt.
26975         (choose_ready): Likewise.
26976         (commit_schedule): Use VEC_iterate.
26977         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
26978         a dbg_cnt, use it and ensure the first insn is in the ready list.
26979         (haifa_sched_init): Allocate scheduled_insns.
26980         (sched_extend_ready_list): Don't allocate it; reserve space.
26981         (haifa_sched_finish): Free it.
26982
26983 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
26984
26985         * optc-gen.awk: Always remove type from Variable entry before
26986         recording in var_seen.
26987
26988 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
26989
26990         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
26991         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
26992         call to tidy_fallthru_edges.
26993
26994 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
26995
26996         * doc/options.texi (ToLower): Document.
26997         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
26998         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
26999         * opts.h (cl_option): Add cl_tolower field.
27000         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
27001         arguments with lowercase strings.
27002         * config/rx/rx.opt (mcpu=): Add ToLower.
27003         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
27004         argument.
27005
27006 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27007
27008         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
27009
27010 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27011
27012         * config/vax/vax.c: Include reload.h.
27013
27014 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
27015
27016         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
27017         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
27018         (sparc_preferred_reload_class): New function.
27019
27020 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
27021
27022         PR debug/48401
27023         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27024         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
27025
27026 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
27027
27028         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
27029         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
27030
27031 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
27032
27033         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
27034         (ASM_OUTPUT_ALIGNED_BSS): Define.
27035
27036 2011-04-03  Michael Matz  <matz@suse.de>
27037
27038         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
27039         and next_slot members.
27040         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
27041         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
27042         (lto_streamer_cache_append): Declare.
27043         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
27044         unsigned index, remove offset parameter, ensure that we append
27045         or update existing entries.
27046         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
27047         parameter, update next_slot for append.
27048         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
27049         parameter.
27050         (lto_streamer_cache_insert_at): Likewise.
27051         (lto_streamer_cache_append): New function.
27052         (lto_streamer_cache_lookup): Use unsigned index.
27053         (lto_streamer_cache_get): Likewise.
27054         (lto_record_common_node): Don't test tree_node_can_be_shared.
27055         (preload_common_node): Adjust call to lto_streamer_cache_insert.
27056         (lto_streamer_cache_delete): Don't free offsets member.
27057         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
27058         (lto_output_string_with_length): Use lto_output_data_stream.
27059         (lto_output_tree_header): Remove ix parameter, don't write it.
27060         (lto_output_builtin_tree): Likewise.
27061         (lto_write_tree): Adjust callers to above, don't track and write
27062         offset, write unsigned index.
27063         (output_unreferenced_globals): Don't emit all global vars.
27064         (write_global_references): Use unsigned indices.
27065         (lto_output_decl_state_refs): Likewise.
27066         (write_symbol): Likewise.
27067         * lto-streamer-in.c (lto_input_chain): Move earlier.
27068         (input_function): Use unsigned index.
27069         (input_alias_pairs): Don't read and then ignore all global vars.
27070         (lto_materialize_tree): Remove ix_p parameter, don't read index,
27071         don't pass it back, use lto_streamer_cache_append.
27072         (lto_register_var_decl_in_symtab): Use unsigned index.
27073         (lto_register_function_decl_in_symtab): Likewise.
27074         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
27075         index.
27076         (lto_get_builtin_tree): Don't read index, use
27077         lto_streamer_cache_append.
27078         (lto_read_tree): Adjust call to lto_materialize_tree.
27079
27080         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
27081         don't use function calls in arguments to MIN.
27082
27083         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
27084         twice.
27085
27086         * gimple.c (gimple_type_leader_entry): Mark deletable.
27087
27088 2011-04-03  Alan Modra  <amodra@gmail.com>
27089
27090         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
27091
27092 2011-04-03  Michael Matz  <matz@suse.de>
27093
27094         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
27095         an integer.
27096         * tree.h (tree_decl_non_common.vindex): Adjust comment.
27097
27098 2011-04-03  Michael Matz  <matz@suse.de>
27099
27100         * cgraphbuild.c (record_reference): Canonicalize constructor values.
27101         * gimple-fold.c (canonicalize_constructor_val): Accept being called
27102         without function context.
27103         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
27104         current_function_decl and cfun.
27105
27106 2011-04-03  Michael Matz  <matz@suse.de>
27107
27108         * tree.c (decl_init_priority_insert): Don't create entry for
27109         default priority.
27110         (decl_fini_priority_insert): Ditto.
27111         (fields_compatible_p, find_compatible_field): Remove.
27112         * tree.h (fields_compatible_p, find_compatible_field): Remove.
27113         * gimple.c (gimple_compare_field_offset): Adjust block comment.
27114
27115 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
27116
27117         * combine.c (try_combine): Remove useless local variable.
27118
27119 2011-04-03  Richard Guenther  <rguenther@suse.de>
27120             Ira Rosen  <ira.rosen@linaro.org>
27121
27122         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
27123         non-variable offsets and compare the remaining bases of the two
27124         accesses instead of looking for exact same data-ref.
27125
27126 2011-04-02  Kai Tietz  <ktietz@redhat.com>
27127
27128         PR target/48416
27129         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
27130
27131         * i386.c (ix86_is_msabi_thiscall): New helper function.
27132         (ix86_is_type_thiscall): New helper function.
27133         (ix86_comp_type_attributes): Handle thiscall for method-functions
27134         special.
27135         (init_cumulative_args): Likewise.
27136         (find_drap_reg): Likewise.
27137         (ix86_static_chain): Likewise.
27138         (x86_this_parameter): Likewise.
27139         (x86_output_mi_thunk): Likewise.
27140
27141 2011-04-01  Olivier Hainque  <hainque@adacore.com>
27142             Nicolas Setton  <setton@adacore.com>
27143             Eric Botcazou  <ebotcazou@adacore.com>
27144
27145         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
27146         (add_gnat_descriptive_type_attribute): New function.
27147         (gen_array_type_die): Call it.
27148         (gen_enumeration_type_die): Likewise.
27149         (gen_struct_or_union_type_die): Likewise.
27150         (modified_type_die): Likewise.
27151         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
27152         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
27153         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
27154
27155 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27156
27157         PR bootstrap/48148
27158         * dwarf2out.c (resolve_addr): Don't call force_decl_die
27159         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
27160
27161         Revert:
27162         2011-03-17  Richard Guenther  <rguenther@suse.de>
27163
27164         PR bootstrap/48148
27165         * lto-cgraph.c (input_overwrite_node): Clear the abstract
27166         origin for decls in other ltrans units.
27167         (input_varpool_node): Likewise.
27168
27169 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27170
27171         PR middle-end/48335
27172         * expr.c (expand_assignment): Handle all possibilities
27173         if TO_RTX is CONCAT.
27174         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
27175         (store_split_bit_field): If SUBREG_REG (op0) or
27176         op0 itself has smaller mode than word, return it
27177         for offset 0 and const0_rtx for out-of-bounds stores.
27178         If word is const0_rtx, skip it.
27179
27180 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
27181
27182         * config/h8300/h8300.c (print_operand_address): Rename to...
27183         (h8300_print_operand_address): ...this. Make static. Adjust comments.
27184         Call h8300_print_operand and h8300_print_operand_address instead of
27185         print_operand and print_operand_address. Declare.
27186         (print_operand): Renake to...
27187         (h8300_print_operand): ...this. Make static. Adjust comments.
27188         Call h8300_print_operand instead of print_operand. Declare.
27189         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
27190         (h8300_register_move_cost): Likewise.
27191         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
27192         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
27193         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
27194         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
27195         * config/h8300/h8300-protos.h (print_operand): Delete.
27196         (print_operand_address): Delete.
27197
27198 2011-04-01  Richard Henderson  <rth@redhat.com>
27199
27200         PR 48400
27201         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
27202         in strict mode before dwarf4.  Re-order tests to early out
27203         before switching sections.
27204
27205 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
27206
27207         * config/h8300/constraints.md: New file.
27208         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
27209         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
27210         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
27211         * config/h8300/predicates.md (bit_operand): Likewise.
27212         (incdec_operand): Use satisfies_constraint_M and
27213         satisfies_constraint_O.  Don't use C code block.
27214         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
27215         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
27216         (compute_mov_length): Use satisfies_constraint_G.
27217         (fix_bit_operand): Use satisfies_constraint_U.
27218         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
27219         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
27220         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
27221         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
27222         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
27223         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
27224         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
27225         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
27226         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
27227         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
27228         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
27229         (EXTRA_MEMORY_CONSTRAINT): Delete.
27230
27231 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
27232             Michael Meissner  <meissner@linux.vnet.ibm.com>
27233
27234         PR target/48262
27235         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
27236         operands, as per the specifications.
27237
27238         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
27239         (vec_extract_evenv4sf): Ditto.
27240         (vec_extract_evenv8hi): Ditto.
27241         (vec_extract_evenv16qi): Ditto.
27242         (vec_extract_oddv4si): Ditto.
27243
27244 2011-03-31  Mark Wielaard  <mjw@redhat.com>
27245
27246         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
27247         high_pc attribute if the CU has no associated code. Only output
27248         DW_AT_entry_pc for CU if not generating strict dwarf and
27249         dwarf_version < 4.
27250
27251 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
27252
27253         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
27254         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
27255         out of ...
27256         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
27257         * final.c (final_start_function): Call the new function rather
27258         than using a NULL argument for dwarf2out_frame_debug.
27259
27260         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
27261         that contains the prologue.
27262
27263         * haifa-sched.c (queue_insn): New arg REASON.  All callers
27264         changed.  Print it in debugging output.
27265
27266         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
27267
27268         * sched-ebb.c (begin_schedule_ready): Remove second argument.
27269         Split most of the code into...
27270         (begin_move_insn): ... here.  New function.
27271         (ebb_sched_info): Add a pointer to it.
27272         * haifa-sched.c (scheduled_insns): New static variable.
27273         (sched_extend_ready_list): Allocate it.
27274         (schedule_block): Use it to record the order of scheduled insns.
27275         Perform RTL changes to move insns only after all scheduling
27276         decisions have been made.
27277         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
27278         begin_move_insn field.
27279         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
27280         * sched-int.h (struct haifa_sched_info): Remove second argument
27281         from begin_schedule_ready hook.  Add new member begin_move_insn.
27282         * sched-rgn.c (begin_schedule_ready): Remove second argument.
27283         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
27284
27285         * haifa-sched.c (prune_ready_list): New function, broken out of
27286         schedule_block.
27287         (schedule_block): Use it.
27288
27289 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27290
27291         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
27292
27293 2011-04-01  Kai Tietz  <ktietz@redhat.com>
27294
27295         * config.gcc (*-*-mingw*): Allow as option the
27296         posix threading model.
27297         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
27298         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
27299         definition.
27300         (CPP_SPEC): Add pthread/no-pthread handling.
27301         (LIB_SPEC): Likewise.
27302         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
27303         (LIB_SPEC): Likewise.
27304         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
27305         flag to pass -pthread option for shared libgcc build.
27306         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
27307         for shared libgcc build.
27308         * config/i386/t-mingw-pthread: New file.
27309         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
27310         New define to enable use of library pthread by default.
27311         * config/i386/mingw.opt (pthread): New driver option.
27312         (no-pthread): New driver option.
27313         * config/i386/cygming.opt: Make sure trailing empty line is retained.
27314         * config/i386/mingw-w64.opt: Likewise.
27315
27316 2011-04-01  Gary Funck  <gary@intrepid.com>
27317
27318         * c-decl.c (grokdeclarator): Fix formatting.
27319
27320 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27321
27322         * expr.c (emit_block_move_via_movmem): Use n_generator_args
27323         instead of n_operands.
27324         (set_storage_via_setmem): Likewise.
27325         * optabs.c (maybe_gen_insn): Likewise.
27326         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
27327         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
27328         (mips_expand_builtin_direct): Likewise.
27329         * config/spu/spu.c (expand_builtin_args): Likewise.
27330
27331 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27332
27333         * recog.h (insn_data_d): Add n_generator_args.
27334         * genoutput.c (data): Likewise.
27335         (output_insn_data): Print it.
27336         (max_opno, num_dups): Delete.
27337         (scan_operands): Just fill in "d->operand[...]".
27338         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
27339
27340 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27341
27342         * gensupport.h (pattern_stats): New structure.
27343         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
27344         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
27345         (max_operand_1, max_operand_vec): Delete.
27346         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
27347
27348 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
27349
27350         * emit-rtl.c (emit_pattern_after_setloc): New function.
27351         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
27352         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
27353         (emit_pattern_after): New function.
27354         (emit_insn_after, emit_jump_insn_after): Call it.
27355         (emit_call_insn_after, emit_debug_insn_after): Likewise.
27356         (emit_pattern_before_setloc): New function.
27357         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
27358         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
27359         Likewise.
27360         (emit_pattern_before): New function.
27361         (emit_insn_before, emit_jump_insn_before): Call it.
27362         (emit_call_insn_before, emit_debug_insn_before): Likewise.
27363
27364 2011-03-31  Richard Henderson  <rth@redhat.com>
27365
27366         * dwarf2out.c (dw_separate_line_info_ref): Remove.
27367         (dw_separate_line_info_entry): Remove.
27368         (enum dw_line_info_opcode): New.
27369         (dw_line_info_entry): Use it.
27370         (dw_line_info_table, dw_line_info_table_p): New.
27371         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
27372         (line_info_table, line_info_label_num): Remove.
27373         (line_info_table_in_use): Remove.
27374         (separate_line_info_table): Remove.
27375         (separate_line_info_table_allocated): Remove.
27376         (separate_line_info_table_in_use): Remove.
27377         (LINE_INFO_TABLE_INCREMENT): Remove.
27378         (line_info_label_num): New.
27379         (cur_line_info_table): New.
27380         (text_section_line_info, cold_text_section_line_info): New.
27381         (separate_line_info): New.
27382         (SEPARATE_LINE_CODE_LABEL): Remove.
27383         (print_dwarf_line_table): Remove.
27384         (debug_dwarf): Don't dump it.
27385         (output_one_line_info_table): New.
27386         (output_line_info): Use it.
27387         (new_line_info_table): New.
27388         (set_cur_line_info_table): New.
27389         (dwarf2out_switch_text_section): Use it.
27390         (dwarf2out_begin_function): Likewise.
27391         (push_dw_line_info_entry): New.
27392         (dwarf2out_source_line): Rewrite for new line info tables.
27393         (dwarf2out_init): Remove dead initailizations.
27394
27395 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27396
27397         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
27398         various flags.
27399         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
27400         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
27401         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
27402         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
27403         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
27404         * opt-functions.awk (flag_init, switch_bit_fields): New.
27405         (switch_flags): Don't handle flags moved to bit-fields.  Don't
27406         generate CL_MISSING_OK or CL_SAVE.
27407         * optc-gen.awk: Update to generate bit-field output as well as
27408         flags field.
27409         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
27410         bit-field instead of CL_REJECT_DRIVER flag.
27411         * opts-common.c (generate_canonical_option,
27412         decode_cmdline_option): Use bit-fields instead of CL_* flags.
27413         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
27414         instead of CL_REJECT_NEGATIVE flag.
27415         * toplev.c (print_switch_values): Use cl_report bit-field instead
27416         of CL_REPORT flag.
27417
27418 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27419
27420         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
27421         a zero minimum index only if it is redundant.
27422
27423 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
27424
27425         PR rtl-optimization/48381
27426         * ira-color.c (assign_hard_reg): Use hard reg set intersection
27427         instead of ira_class_hard_reg_index for calculating conflicting
27428         hard registers.
27429
27430 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
27431
27432         * cprop.c: Clean up hash table building.
27433         (reg_avail_info): Remove.
27434         (oprs_available_p): Remove.
27435         (record_last_reg_set_info): Remove.
27436         (record_last_set_info): Remove.
27437         (reg_available_p): New function.
27438         (gcse_constant_p): Do not treat unfolded conditions as constants.
27439         (make_set_regs_unavailable): New function.
27440         (hash_scan_set): Simplify with new reg_available_p.
27441         (compute_hash_table_work): Traverse insns stream only once.
27442         Do not compute reg_avail_info. Traverse insns in reverse order.
27443         Record implicit sets after recording explicit sets from the block.
27444
27445 2011-03-31  Michael Matz  <matz@suse.de>
27446
27447         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
27448
27449 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
27450
27451         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
27452         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
27453         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
27454         (h8300_mode_dependent_address_p): New function.
27455         (h8300_get_index): Make static.
27456
27457 2011-03-31  Jeff Law  <law@redhat.com>
27458
27459         * reload1.c (elimination_effects): Fix typo in recent change.
27460
27461         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
27462         typo potentially leading to null pointer dereference.
27463
27464         * caller-save.c (new_saved_hard_reg): Eliminate return value.
27465         (setup_save_areas): Corresponding changes to avoid useless
27466         assignments.
27467
27468         * jump.c (reversed_comparison_code_parts): Avoid successive return
27469         statements when REVERSE_CONDITION is defined.
27470
27471         * expr.c (expand_assignment): Avoid useless assignments.
27472         (expand_expr_real_1): Likewise.
27473         (expand_expr_real_2): Avoid useless statements.
27474
27475         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
27476
27477         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27478
27479         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
27480         statements.
27481
27482         * stmt.c (expand_expr_stmt): Avoid useless assignment.
27483
27484 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27485
27486         PR target/47109
27487         * doc/tm.texi.in (TARGET_VERSION): Remove.
27488         * doc/tm.texi: Regenerate.
27489         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
27490         * collect2.c (main): Don't use TARGET_VERSION.
27491         * mips-tdump.c (main): Don't use TARGET_VERSION.
27492         * mips-tfile.c (main): Don't use TARGET_VERSION.
27493         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
27494         * config/rs6000/vxworksae.h: Remove.
27495         * config/alpha/alpha.h (TARGET_VERSION): Remove.
27496         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
27497         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
27498         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
27499         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27500         * config/arm/arm.h (TARGET_VERSION): Remove.
27501         * config/arm/coff.h (TARGET_VERSION): Remove.
27502         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
27503         * config/arm/elf.h (TARGET_VERSION): Remove.
27504         * config/arm/freebsd.h (TARGET_VERSION): Remove.
27505         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
27506         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
27507         * config/arm/pe.h (TARGET_VERSION): Remove.
27508         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
27509         * config/arm/semi.h (TARGET_VERSION): Remove.
27510         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
27511         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
27512         * config/arm/vxworks.h (TARGET_VERSION): Remove.
27513         * config/avr/avr.h (TARGET_VERSION): Remove.
27514         * config/bfin/bfin.h (TARGET_VERSION): Remove.
27515         * config/fr30/fr30.h (TARGET_VERSION): Remove.
27516         * config/frv/frv.h (TARGET_VERSION): Remove.
27517         * config/h8300/h8300.h (TARGET_VERSION): Remove.
27518         * config/i386/cygwin.h (TARGET_VERSION): Remove.
27519         * config/i386/darwin.h (TARGET_VERSION): Remove.
27520         * config/i386/darwin64.h (TARGET_VERSION): Remove.
27521         * config/i386/djgpp.h (TARGET_VERSION): Remove.
27522         * config/i386/freebsd.h (TARGET_VERSION): Remove.
27523         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
27524         * config/i386/gnu.h (TARGET_VERSION): Remove.
27525         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
27526         * config/i386/i386elf.h (TARGET_VERSION): Remove.
27527         * config/i386/linux.h (TARGET_VERSION): Remove.
27528         * config/i386/linux64.h (TARGET_VERSION): Remove.
27529         * config/i386/lynx.h (TARGET_VERSION): Remove.
27530         * config/i386/mingw32.h (TARGET_VERSION): Remove.
27531         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
27532         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
27533         * config/i386/netware.h (TARGET_VERSION): Remove.
27534         * config/i386/nto.h (TARGET_VERSION): Remove.
27535         * config/i386/openbsd.h (TARGET_VERSION): Remove.
27536         * config/i386/vxworks.h (TARGET_VERSION): Remove.
27537         * config/ia64/elf.h (TARGET_VERSION): Remove.
27538         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
27539         * config/ia64/hpux.h (TARGET_VERSION): Remove.
27540         * config/ia64/linux.h (TARGET_VERSION): Remove.
27541         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27542         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
27543         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27544         * config/lm32/lm32.h (TARGET_VERSION): Remove.
27545         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
27546         * config/m32c/m32c.h (TARGET_VERSION): Remove.
27547         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
27548         * config/m32r/m32r.h (TARGET_VERSION): Remove.
27549         * config/m68k/linux.h (TARGET_VERSION): Remove.
27550         * config/m68k/m68k.h (TARGET_VERSION): Remove.
27551         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
27552         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
27553         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
27554         * config/mep/mep.h (TARGET_VERSION): Remove.
27555         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
27556         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27557         * config/mips/iris6.h (MACHINE_TYPE): Remove.
27558         * config/mips/linux.h (TARGET_VERSION): Remove.
27559         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
27560         * config/mips/vxworks.h (TARGET_VERSION): Remove.
27561         * config/mmix/mmix.h (TARGET_VERSION): Remove.
27562         * config/mn10300/linux.h (TARGET_VERSION): Remove.
27563         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
27564         * config/pa/pa.h (TARGET_VERSION): Remove.
27565         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
27566         * config/picochip/picochip.h (TARGET_VERSION): Remove.
27567         * config/rs6000/aix.h (TARGET_VERSION): Remove.
27568         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
27569         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
27570         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
27571         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
27572         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
27573         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
27574         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
27575         * config/rs6000/linux.h (TARGET_VERSION): Remove.
27576         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
27577         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
27578         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
27579         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
27580         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
27581         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
27582         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
27583         * config/s390/linux.h (TARGET_VERSION): Remove.
27584         * config/s390/s390.h (TARGET_VERSION): Remove.
27585         * config/s390/tpf.h (TARGET_VERSION): Remove.
27586         * config/score/score.h (TARGET_VERSION): Remove.
27587         * config/sh/linux.h (TARGET_VERSION): Remove.
27588         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
27589         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
27590         * config/sh/sh.h (TARGET_VERSION): Remove.
27591         * config/sh/sh64.h (TARGET_VERSION): Remove.
27592         * config/sh/superh.h (TARGET_VERSION): Remove.
27593         * config/sh/vxworks.h (TARGET_VERSION): Remove.
27594         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
27595         * config/sparc/linux.h (TARGET_VERSION): Remove.
27596         * config/sparc/linux64.h (TARGET_VERSION): Remove.
27597         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
27598         TARGET_NAME32, TARGET_NAME): Remove.
27599         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
27600         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
27601         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
27602         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
27603         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
27604         * config/spu/spu.h (TARGET_VERSION): Remove.
27605         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
27606         * config/v850/v850.h (TARGET_VERSION): Remove.
27607         * config/vax/linux.h (TARGET_VERSION): Remove.
27608         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
27609         * config/xtensa/elf.h (TARGET_VERSION): Remove.
27610         * config/xtensa/linux.h (TARGET_VERSION): Remove.
27611
27612 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27613
27614         PR target/48142
27615         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
27616         frame-related from frame-unrelated adjustments to the stack pointer.
27617
27618 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
27619
27620         * common.opt (fdebug-types-section): Move earlier.
27621         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
27622
27623 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
27624
27625         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
27626         var.
27627
27628 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
27629
27630         * tree.h (CASE_CHAIN): Define.
27631         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
27632         (gimple_redirect_edge_and_branch): Likewise.
27633
27634 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27635
27636         PR middle-end/48367
27637         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
27638         calculation.
27639
27640 2011-03-30  Jeff Law  <law@redhat.com>
27641
27642         * PR bootstrap/48371
27643         * reload1.c (reload): Fix botch in last change.
27644
27645         * reload.h (struct reload): Fix typo introduced in last change.
27646
27647 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27648
27649         * config/arm/arm.opt (mhard-float, msoft-float): Mark
27650         Undocumented.  Remove help text.
27651         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
27652         -mhard-float.
27653
27654 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27655
27656         * doc/options.texi (NegativeAlias): Document.
27657         (Alias): Mention NegativeAlias.
27658         * opt-functions.awk: Handle NegativeAlias.
27659         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
27660         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
27661         * opts.h (CL_NEGATIVE_ALIAS): Define.
27662         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
27663         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
27664         OPT_mspe_.
27665         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
27666         Alias entries.
27667         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
27668         mno-spe and mno-isel instead of mspe=no and -misel=no.
27669
27670 2011-03-29  Mark Wielaard  <mjw@redhat.com>
27671
27672         * common.opt (fdebug-types-section): New flag.
27673         * doc/invoke.texi: Document new -fno-debug-types-section flag.
27674         * dwarf2out.c (use_debug_types): New define.
27675         (struct die_struct): Mark die_id with GTY desc use_debug_types.
27676         (print_die): Guard output of type unit signatures using
27677         use_debug_types.
27678         (build_abbrev_table): Replace assert of dwarf_version >= 4
27679         with assert on use_debug_types.
27680         (size_of_die): Likewise.
27681         (unmark_dies): Likewise.
27682         (value_format): Decide AT_ref_external form on use_debug_types.
27683         (output_die): Replace dwarf_version version check guard with
27684         use_debug_types where appropriate.
27685         (modified_type_die): Likewise.
27686         (gen_reference_type_die): Likewise.
27687         (dwarf2out_start_source_file): Likewise.
27688         (dwarf2out_end_source_file): Likewise.
27689         (prune_unused_types_walk_attribs): Likewise.
27690         (dwarf2out_finish): Likewise.
27691
27692 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27693
27694         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
27695
27696 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27697
27698         PR rtl-optimization/48332
27699         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
27700         mode of input operand N and modeN to its actual mode.
27701
27702 2011-03-30  Jeff Law  <law@redhat.com>
27703
27704         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
27705         define accessor macro.
27706         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
27707         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
27708         (reg_equiv_init): Likewise.
27709         (reg_equivs_size): New variable.
27710         (reg_equiv_init_size): Remove.
27711         (allocate_initial_values): Move prototype to here from....
27712         * integrate.h (allocate_initial_values): Remove prototype.
27713         * integrate.c: Include reload.h.
27714         (allocate_initial_values): Corresponding changes.
27715         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
27716         (fix_reg_equiv_init, no_equiv): Corresponding changes.
27717         (update_equiv_regs): Corresponding changes.
27718         (ira): Corresponding changes.
27719         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
27720         (push_secondary_reload): Corresponding changes.
27721         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
27722         (make_memloc, find_reloads_address): Corresponding changes.
27723         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
27724         (find_reloads_address_1): Corresponding changes.
27725         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
27726         (refers_to_regno_for_reload_p): Corresponding changes.
27727         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
27728         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
27729         * reload1.c: Include ggc.h.
27730         (grow_reg_equivs): New function.
27731         (replace_pseudos_in, reload): Corresponding changes.
27732         (calculate_needs_all_insns, alter_regs): Corresponding changes.
27733         (eliminate_regs_1, elimination_effects): Corresponding changes.
27734         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
27735         (delete_output_reload): Likewise.
27736         * caller-save.c (mark_referenced_regs): Corresponding changes.
27737         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
27738         * frv/predicates.md (frv_load_operand): Corresponding changes.
27739         * microblaze/microblaze.c (double_memory_operand): Corresponding
27740         changes.
27741         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
27742         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
27743         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
27744         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
27745         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
27746         changes.
27747         * pa/pa.c (emit_move_sequence): Corresponding changes.
27748         * vax/vax.c (nonindexed_address_p): Corresponding changes.
27749
27750 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27751
27752         PR target/47551
27753         * config/arm/arm.c (coproc_secondary_reload_class): Handle
27754         structure modes.  Don't check neon_vector_mem_operand for
27755         vector or structure modes.
27756
27757 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27758             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
27759
27760         PR target/43590
27761         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
27762         operand 1 and reshuffle the operands to match.
27763         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
27764
27765 2011-03-30  Christian Schüler  <cschueler@gmx.de>
27766
27767         PR driver/48208
27768         * config/c.opt (F): Added 'Driver' to -F option.
27769
27770         PR driver/48260
27771         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
27772           handler function.
27773         * config/darwin.opt: Added '-arch' option.
27774
27775 2011-03-30  Nick Clifton  <nickc@redhat.com>
27776
27777         * config/rx/rx.md: Add peepholes and patterns to combine
27778         extending loads and simple arithmetic instructions.
27779         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
27780         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
27781         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
27782         modes to use pre-decrement and post-increment addressing.
27783         (rx_is_restricted_memory_address): Add range checking of REG+INT
27784         addresses.
27785         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
27786         (rx_memory_move_cost): Adjust cost of stores.
27787         (rx_adjust_insn_length): New function.
27788
27789 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
27790
27791         PR c/48305
27792         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
27793         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
27794         matching arg00/arg01 types.
27795
27796 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
27797
27798         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
27799         last_location to UNKNOWN_LOCATION.
27800
27801 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
27802
27803         PR target/48349
27804         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
27805         FLOAT_SSE_REGS.
27806
27807 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27808             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27809
27810         PR bootstrap/48337
27811         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
27812         Init(PROCESSOR_V7).
27813         (sparc_cpu): Likewise.
27814         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
27815         PROCESSOR_V7.
27816
27817 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27818
27819         PR target/48336
27820         PR middle-end/48342
27821         PR rtl-optimization/48345
27822         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
27823         hard regs for given mode from profitable regs when doing secondary
27824         allocation.
27825
27826 2011-03-29  Jeff Law  <law@redhat.com>
27827
27828         PR bootstrap/48327
27829         * tree-ssa-threadupdate.c (struct redirection_data): Remove
27830         do_not_duplicate field.
27831         (lookup_redirection_data): Corresponding changes.
27832         (create_duplicates): Always create a template block.
27833         (redirect_edges): Remove code which reused the original block
27834         when it was going to become unreachable code.
27835         (thread_block): Don't set do_not_duplicate field.
27836
27837 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
27838
27839         * lto-opts.c (register_user_option_p, lto_register_user_option):
27840         Make type argument unsigned.
27841         * lto-streamer.h (lto_register_user_option): Make type argument
27842         unsigned.
27843         * opth-gen.awk: Make CL_* macros unsigned.
27844         * opts-common.c (find_opt): Make lang_mask argument unsigned.
27845         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
27846         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
27847         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
27848         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
27849         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
27850         (find_opt): Make lang_mask argument unsigned.
27851
27852 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27853
27854         PR rtl-optimization/48331
27855         PR rtl-optimization/48334
27856         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
27857         for any used algorithm.
27858
27859 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27860
27861         * ira-conflicts.c (build_object_conflicts): Add unused attribute
27862         to parent_max.
27863
27864 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
27865
27866         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
27867         (alpha_option_override): Don't set alpha_sr_alias_set.
27868         (emit_frame_store_1): Use gen_frame_mem rather than calling
27869         set_mem_alias_set.
27870         (alpha_expand_epilogue): Ditto.
27871
27872 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
27873
27874         PR tree-optimization/48290
27875         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
27876         vectorization, check that relevant phis in the basic block after
27877         the inner loop are really inner loop's exit phis.
27878
27879 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
27880
27881         PR debug/48190
27882         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
27883         (cached_dw_loc_list_def): New structure.
27884         (cached_dw_loc_list): New typedef.
27885         (cached_dw_loc_list_table): New variable.
27886         (cached_dw_loc_list_table_hash): New function.
27887         (cached_dw_loc_list_table_eq): Likewise.
27888         (add_location_or_const_value_attribute): Take a bool cache_p.
27889         Cache the list when the parameter is true.
27890         (gen_formal_parameter_die): Update caller.
27891         (gen_variable_die): Likewise.
27892         (dwarf2out_finish): Likewise.
27893         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
27894         while generating debug info for the decl.
27895         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
27896         (dwarf2out_init): Initialize cached_dw_loc_list_table.
27897         (resolve_addr): Cache the result of resolving a chain of
27898         location lists.
27899
27900 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
27901
27902         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
27903         conflict object hard regset nodes have intersecting hard reg sets.
27904
27905         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
27906         after regstat_init_n_sets_and_refs.
27907
27908         * ira.c: Add more comments at the top.
27909         (setup_stack_reg_pressure_class, setup_pressure_classes):
27910         Add comments how we compute the register pressure classes.
27911         (setup_allocno_and_important_classes): Add more comments.
27912         (setup_class_translate_array, reorder_important_classes)
27913         (setup_reg_class_relations): Add comments.
27914
27915         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
27916         start of the file.
27917
27918         * ira-color.c: Add 2011 to the Copyright line.
27919         (assign_hard_reg):  Add more comments.
27920         (improve_allocation): Ditto.
27921
27922         * ira-costs.c: Add 2011 to the Copyright line.
27923         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
27924         comments.
27925         (setup_regno_cost_classes_by_mode): Ditto.
27926
27927         Initial patches from ira-improv branch:
27928
27929         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
27930
27931         * ira-build.c (ira_create_object): Remove initialization of
27932         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
27933         (ira_create_allocno): Remove initialization of
27934         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
27935         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
27936         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
27937         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
27938         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
27939         Initialize ALLOCNO_ADD_DATA.
27940         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
27941         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
27942         ALLOCNO_REG.
27943         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
27944         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
27945
27946         * ira.c (ira_reallocate): Remove.
27947         (setup_pressure_classes): Call
27948         ira_init_register_move_cost_if_necessary.  Use
27949         ira_register_move_cost instead of ira_get_register_move_cost.
27950         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
27951         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
27952
27953         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
27954         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
27955         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
27956         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
27957         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
27958         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
27959         Fix formatting.
27960         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
27961         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
27962         (struct allocno_color_data): New.
27963         (allocno_color_data_t): New typedef.
27964         (allocno_color_data): New definition.
27965         (ALLOCNO_COLOR_DATA): New macro.
27966         (struct object_color_data): New.
27967         (object_color_data_t): New typedef.
27968         (object_color_data): New definition.
27969         (OBJECT_COLOR_DATA): New macro.
27970         (update_copy_costs, calculate_allocno_spill_cost): Call
27971         ira_init_register_move_cost_if_necessary.  Use
27972         ira_register_move_cost instead of ira_get_register_move_cost.
27973         (move_spill_restore, update_curr_costs): Ditto.
27974         (allocno_spill_priority): Make it inline.
27975         (color_pass): Allocate and free allocno_color_dat and object_color_data.
27976         (struct coalesce_data, coalesce_data_t): New.
27977         (allocno_coalesce_data): New definition.
27978         (ALLOCNO_COALESCE_DATA): New macro.
27979         (merge_allocnos, coalesced_allocno_conflict_p): Use
27980         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
27981         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
27982         (coalesce_allocnos): Ditto.
27983         (setup_coalesced_allocno_costs_and_nums): Ditto.
27984         (collect_spilled_coalesced_allocnos): Ditto.
27985         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
27986         (setup_slot_coalesced_allocno_live_ranges): Ditto.
27987         (coalesce_spill_slots): Ditto.
27988         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
27989         free allocno_coalesce_data.
27990
27991         * ira-conflicts.c: Fix formatting.
27992         (process_regs_for_copy): Call
27993         ira_init_register_move_cost_if_necessary.  Use
27994         ira_register_move_cost instead of ira_get_register_move_cost.
27995         (build_object_conflicts): Optimize.
27996
27997         * ira-costs.c (record_reg_classes): Optimize.  Call
27998         ira_init_register_move_cost_if_necessary.  Use
27999         ira_register_move_cost, ira_may_move_in_cost, and
28000         ira_may_move_out_cost instead of ira_get_register_move_cost and
28001         ira_get_may_move_cost.
28002         (record_address_regs): Ditto.
28003         (scan_one_insn): Optimize.
28004         (find_costs_and_classes): Optimize.
28005         (process_bb_node_for_hard_reg_moves): Call
28006         ira_init_register_move_cost_if_necessary.  Use
28007         ira_register_move_cost instead of ira_get_register_move_cost.
28008
28009         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
28010         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
28011         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
28012         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
28013         definitions.
28014         (ira_initiate_emit_data, ira_finish_emit_data)
28015         (create_new_allocno): New functions.
28016         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
28017         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
28018         Use ira_register_move_cost instead of ira_get_register_move_cost.
28019
28020         * ira-int.h: Fix some comments.
28021         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
28022         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28023         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
28024         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
28025         add_data.
28026         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
28027         bitfield after mode.  Make hard_regno a short int.  Make
28028         hard_regno short.  Remove first_coalesced_allocno and
28029         next_coalesced_allocno.  Move mem_optimized_dest_p,
28030         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
28031         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
28032         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
28033         temp, colorable_p.  Add new member add_data.
28034         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
28035         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
28036         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
28037         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
28038         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
28039         (ALLOCNO_ADD_DATA): New macro.
28040         (ira_emit_data_t): New typedef.
28041         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
28042         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
28043         from struct ira_allocno.
28044         (ALLOCNO_EMIT_DATA): New macro.
28045         (ira_allocno_emit_data, allocno_emit_reg): New.
28046         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
28047         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
28048         (OBJECT_ADD_DATA): New macro.
28049         (ira_reallocate): Remove.
28050         (ira_initiate_emit_data, ira_finish_emit_data): New.
28051         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
28052         (ira_init_register_move_cost_if_necessary): New.
28053         (ira_object_conflict_iter_next): Merge into
28054         ira_object_conflict_iter_cond.
28055         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
28056
28057         * ira-live.c (process_single_reg_class_operands): Call
28058         ira_init_register_move_cost_if_necessary.  Use
28059         ira_register_move_cost instead of ira_get_register_move_cost.
28060
28061         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28062
28063         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
28064
28065         * ira-costs.c: Fix formatting.
28066         (cost_classes, cost_classes_num): Remove.
28067         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
28068         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
28069         (cost_classes_del, cost_classes_htab): New.
28070         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
28071         (initiate_regno_cost_classes, setup_cost_classes): New.
28072         (setup_regno_cost_classes_by_aclass): New.
28073         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
28074         (record_reg_classes): Use regno_cost_classes instead of
28075         cost_classes.  Move checking opposite operand up.
28076         (record_address_regs): Use regno_cost_classes
28077         instead of cost_classes.
28078         (scan_one_insn): Ditto.  Use always general register.
28079         (print_allocno_costs): Use regno_cost_classes instead of
28080         cost_classes.
28081         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
28082         (find_costs_and_classes): Set up cost classes for each registers.
28083         Use also their mode for this.  Use regno_cost_classes instead of
28084         cost_classes.
28085         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
28086         cost_classes.
28087         (free_ira_costs, ira_init_costs): Don't use cost_classes.
28088         (ira_costs, ira_set_pseudo_classes): Call
28089         initiate_regno_cost_classes and finish_regno_cost_classes.
28090
28091         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
28092
28093         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
28094
28095         * target.def (ira_cover_classes): Remove.
28096
28097         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
28098
28099         * doc/tm.texi.in: Ditto.
28100
28101         * ira-conflicts.c: Remove mentioning cover classes from the file.
28102         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
28103         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
28104
28105         * targhooks.c (default_ira_cover_classes): Remove.
28106
28107         * targhooks.h (default_ira_cover_classes): Ditto.
28108
28109         * haifa-sched.c: Remove mentioning cover classes from the file.
28110         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28111         ira_pressure_classes and ira_pressure_classes_num instead of
28112         ira_reg_class_cover_size and ira_reg_class_cover.  Use
28113         sched_regno_pressure_class instead of sched_regno_cover_class.
28114         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
28115         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28116
28117         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
28118         classes from the file.
28119         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
28120         (struct object_hard_regs, struct object_hard_regs_node): New.
28121         (struct ira_object): New members profitable_hard_regs,
28122         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
28123         (struct ira_allocno): Rename cover_class to aclass.  Rename
28124         cover_class_cost and updated_cover_class_cost to class_cost and
28125         updated_class_cost.  Remove splay_removed_p and
28126         left_conflict_size.  Add new members colorable_p.
28127         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
28128         (ALLOCNO_COLORABLE_P): New macro.
28129         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
28130         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
28131         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
28132         (OBJECT_...): Rename parameter C to O.
28133         (OBJECT_PROFITABLE_HARD_REGS): New macro.
28134         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
28135         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
28136         (struct target_ira_int): New members x_ira_max_memory_move_cost,
28137         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
28138         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
28139         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
28140         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
28141         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
28142         x_ira_reg_class_subunion.
28143         (ira_max_memory_move_cost, ira_max_register_move_cost)
28144         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
28145         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
28146         (ira_important_class_nums, ira_reg_class_superunion): New macros.
28147         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
28148         (ira_reg_class_union): Rename to ira_reg_class_subunion.
28149         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28150         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28151         (ira_tune_allocno_costs_and_cover_classes): Rename to
28152         ira_tune_allocno_costs.
28153         (ira_debug_hard_regs_forest): New.
28154         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
28155         (ira_object_conflict_iter_next): Fix comments.
28156         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
28157         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
28158         cover_class to aclass.
28159         (ira_allocate_and_accumulate_costs): Ditto.
28160         (ira_allocate_and_set_or_copy_costs): Ditto.
28161
28162         * opts.c (decode_options): Remove ira_cover_class check.
28163
28164         * ira-color.c: Remove mentioning cover classes from the file.  Use
28165         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
28166         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
28167         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28168         (splay-tree.h): Remove include.
28169         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
28170         before copy_freq_compare_func.
28171         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
28172         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
28173         New definitions.
28174         (hard_regs_roots, hard_regs_node_vec): Ditto.
28175         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
28176         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
28177         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
28178         (create_new_object_hard_regs_node): Ditto.
28179         (add_new_object_hard_regs_node_to_forest): Ditto.
28180         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
28181         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
28182         Ditto.
28183         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
28184         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
28185         (remove_unused_object_hard_regs_nodes): Ditto.
28186         (enumerate_object_hard_regs_nodes): Ditto.
28187         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
28188         (object_hard_regs_subnode_t): Ditto.
28189         (struct object_hard_regs_subnode): Ditto.
28190         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
28191         (setup_object_hard_regs_subnode_index): Ditto.
28192         (get_object_hard_regs_subnodes_num): Ditto.
28193         (form_object_hard_regs_nodes_forest): Ditto.
28194         (finish_object_hard_regs_nodes_tree): Ditto.
28195         (finish_object_hard_regs_nodes_forest): Ditto.
28196         (allocnos_have_intersected_live_ranges_p): Rename to
28197         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28198         (pseudos_have_intersected_live_ranges_p): Rename to
28199         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28200         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
28201         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
28202         (update_copy_costs): Remove assert.  Skip cost update if the hard
28203         reg does not belong the class.
28204         (assign_hard_reg): Process only profitable hard regs.
28205         (uncolorable_allocnos_num): Make it scalar.
28206         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
28207         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
28208         and ira_reg_class_max_nregs.
28209         (bucket_allocno_compare_func): Check frequency first.
28210         (sort_bucket): Add compare function as a parameter.
28211         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
28212         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
28213         (push_allocno_to_stack): Rewrite for checking new allocno
28214         colorability.
28215         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
28216         (push_only_colorable): Pass new parameter to sort_bucket.
28217         (push_allocno_to_spill): Remove.
28218         (allocno_spill_priority_compare): Make it inline and rewrite.
28219         (splay_tree_allocate, splay_tree_free): Remove.
28220         (allocno_spill_sort_compare): New function.
28221         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
28222         build and use splay tree.  Choose first allocno in uncolorable
28223         allocno bucket to spill.  Remove setting spill cost.
28224         (all_conflicting_hard_regs): Remove.
28225         (setup_allocno_available_regs_num): Check only profitable hard
28226         regs.  Print info about hard regs nodes.
28227         (setup_allocno_left_conflicts_size): Remove.
28228         (put_allocno_into_bucket): Don't call
28229         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
28230         (improve_allocation): New.
28231         (color_allocnos): Call setup_profitable_hard_regs,
28232         form_object_hard_regs_nodes_forest, improve_allocation,
28233         finish_object_hard_regs_nodes_forest.  Setup spill cost.
28234         (print_loop_title): Use pressure classes.
28235         (color_allocnso): Ditto.
28236         (do_coloring): Remove allocation and freeing splay_tree_node_pool
28237         and allocnos_for_spilling.
28238         (ira_sort_regnos_for_alter_reg): Don't setup members
28239         {first,next}_coalesced_allocno.
28240         (color): Remove allocating and freeing removed_splay_allocno_vec.
28241         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
28242         prohibited_class_mode_regs.
28243
28244         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
28245         formatting.
28246         (update_allocno_pressure_excess_length): Use pressure classes.
28247         (inc_register_pressure, dec_register_pressure): Check for pressure
28248         class.
28249         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
28250         pressure class.  Use ira_reg_class_nregs instead of
28251         ira_reg_class_max_nregs.
28252         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
28253         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
28254         (single_reg_class): Use ira_reg_class_nregs instead of
28255         ira_reg_class_max_nregs.
28256         (process_bb_node_lives): Use pressure classes.
28257
28258         * ira-emit.c: Remove mentioning cover classes from the file.  Use
28259         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28260         (change_loop): Use pressure classes.
28261         (modify_move_list): Call ira_set_allocno_class instead of
28262         ira_set_allocno_cover_class.
28263
28264         * ira-build.c: Remove mentioning cover classes from the file.  Use
28265         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
28266         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
28267         ALLOCNO_UPDATED_CLASS_COST instead of
28268         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28269         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
28270         (ira_create_allocno): Remove initialization of
28271         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
28272         ALLOCNO_COLORABLE_P.
28273         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28274         Update conflict regs for the objects.
28275         (create_cap_allocno): Remove assert.  Don't propagate
28276         ALLOCNO_AVAILABLE_REGS_NUM.
28277         (ira_free_allocno_costs): New function.
28278         (finish_allocno): Change a part of code into call of
28279         ira_free_allocno_costs.
28280         (low_pressure_loop_node_p): Use pressure classes.
28281         (object_range_compare_func): Don't compare classes.
28282         (setup_min_max_conflict_allocno_ids): Ditto.
28283
28284         * loop-invariant.c: Remove mentioning cover classes from the file.
28285         Use ira_pressure_classes and ira_pressure_classes_num instead of
28286         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
28287         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
28288         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28289         Use reg_allocno_class instead of reg_cover_class.
28290         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
28291         STACK_REG_COVER_CLASS.
28292         (get_regno_cover_class): Rename to get_regno_pressure_class.
28293         (move_loop_invariants): Initialize and finalize regstat.
28294
28295         * ira.c: Remove mentioning cover classes from the file.  Add
28296         comments about coloring without cover classes.  Use ALLOCNO_CLASS
28297         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28298         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
28299         setup_class_subset_and_memory_move_costs.
28300         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
28301         (setup_cover_and_important_classes): Rename to
28302         setup_allocno_and_important_classes.
28303         (setup_class_translate_array): New.
28304         (setup_class_translate): Call it for allocno and pressure classes.
28305         (cover_class_order): Rename to allocno_class_order.
28306         (comp_reg_classes_func): Use ira_allocno_class_translate instead
28307         of ira_class_translate.
28308         (reorder_important_classes): Set up ira_important_class_nums.
28309         (setup_reg_class_relations): Set up ira_reg_class_superunion.
28310         (print_class_cover): Rename to print_classes.  Add parameter.
28311         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28312         Print pressure classes too.
28313         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
28314         setup_reg_subclasses.
28315         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28316         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28317         (setup_prohibited_class_mode_regs): Use
28318         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
28319         (clarify_prohibited_class_mode_regs): New function.
28320         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
28321         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
28322         (ira_init_once): Initialize them.
28323         (free_register_move_costs): Process them.
28324         (ira_init): Move calls of find_reg_classes and
28325         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
28326         Call clarify_prohibited_class_mode_regs.
28327         (ira_no_alloc_reg): Remove.
28328         (too_high_register_pressure_p): Use pressure classes.
28329
28330         * sched-deps.c: Remove mentioning cover classes from the file.
28331         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28332         ira_pressure_classes and ira_pressure_classes_num instead of
28333         ira_reg_class_cover_size and ira_reg_class_cover.
28334         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
28335         sched_regno_pressure_class instead of sched_regno_cover_class.
28336         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
28337         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28338
28339         * ira.h: Add 2010 to Copyright.
28340         (ira_no_alloc_reg): Remove external.
28341         (struct target_ira): Rename x_ira_hard_regno_cover_class,
28342         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
28343         x_ira_class_translate to x_ira_hard_regno_allocno_class,
28344         x_ira_allocno_classes_num, x_ira_allocno_classes, and
28345         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
28346         x_ira_pressure_classes, x_ira_pressure_class_translate, and
28347         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
28348         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
28349         x_ira_no_alloc_regs.
28350         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28351         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
28352         ira_allocno_classes_num and ira_allocno_classes.
28353         (ira_class_translate): Rename to ira_allocno_class_translate.
28354         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
28355         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
28356         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28357         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
28358         (ira_no_alloc_regs): New.
28359
28360         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
28361         classes from the file.  Use ALLOCNO_CLASS instead of
28362         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
28363         ALLOCNO_COVER_CLASS_COST.
28364         (regno_cover_class): Rename to regno_aclass.
28365         (record_reg_classes): Use ira_reg_class_subunion instead of
28366         ira_reg_class_union.
28367         (record_address_regs): Check overflow.
28368         (scan_one_insn): Ditto.
28369         (print_allocno_costs): Print total mem cost fore regional allocation.
28370         (print_pseudo_costs): Use REG_N_REFS.
28371         (find_costs_and_classes): Use classes intersected with them on the
28372         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
28373         ira_reg_class_union.  Use ira_allocno_class_translate and
28374         regno_aclass instead of ira_class_translate and regno_cover_class.
28375         Modify code for finding regno_aclass.  Setup preferred classes for
28376         the next pass.
28377         (setup_allocno_cover_class_and_costs): Rename to
28378         setup_allocno_class_and_costs.  Use regno_aclass instead of
28379         regno_cover_class.  Use ira_set_allocno_class instead of
28380         ira_set_allocno_cover_class.
28381         (init_costs, finish_costs): Use regno_aclass instead of
28382         regno_cover_class.
28383         (ira_costs): Use setup_allocno_class_and_costs instead of
28384         setup_allocno_cover_class_and_costs.
28385         (ira_tune_allocno_costs_and_cover_classes): Rename to
28386         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
28387         by processing objects.  Use ira_reg_class_max_nregs instead of
28388         ira_reg_class_nregs.
28389
28390         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
28391
28392         * sched-int.h: Remove mentioning cover classes from the file.
28393         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
28394
28395         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
28396         classes from the file.
28397         (struct reg_pref): Rename coverclass into allocnoclass.
28398         (reg_cover_class): Rename to reg_allocno_class.
28399
28400         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
28401
28402         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
28403
28404         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
28405
28406         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
28407
28408         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
28409
28410         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
28411
28412         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
28413
28414         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
28415
28416         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
28417
28418         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
28419
28420         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
28421         (i386_ira_cover_classes): Ditto.
28422
28423         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
28424
28425         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
28426
28427         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
28428
28429         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
28430
28431         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
28432
28433         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
28434
28435         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
28436         (mips_ira_cover_classes): Ditto.
28437
28438         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
28439
28440         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
28441
28442         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
28443
28444         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
28445
28446         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
28447
28448         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
28449         (IRA_COVER_CLASSES_VSX): Ditto.
28450
28451         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
28452         (rs6000_ira_cover_classes): Ditto.
28453
28454         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
28455
28456         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
28457
28458         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
28459
28460         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
28461
28462         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
28463
28464         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
28465
28466         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
28467
28468         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
28469
28470         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
28471
28472         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
28473
28474 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
28475
28476         PR debug/48253
28477         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
28478         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
28479         dw_fde_unlikely_section_end_label, cold_in_std_section,
28480         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
28481         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
28482         fields.
28483         (output_fde): Use dw_fde_second_{begin,end} if second is
28484         true, otherwise dw_fde_{begin,end}.
28485         (output_call_frame_info): Test dw_fde_second_begin != NULL
28486         instead of dw_fde_switched_sections.
28487         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
28488         fields, initialize new fields.  Initialize in_std_section
28489         unconditionally from the first partition.
28490         (dwarf2out_end_epilogue): Don't override dw_fde_end when
28491         dw_fde_second_begin is non-NULL.
28492         (dwarf2out_switch_text_section): Stop initializing removed
28493         dw_fde_struct fields, initialize new fields, initialize
28494         also dw_fde_end here.  Set dw_fde_switch_cfi even when
28495         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
28496         (struct var_loc_list_def): Add last_before_switch field.
28497         (arange_table, arange_table_allocated, arange_table_in_use,
28498         ARANGE_TABLE_INCREMENT, add_arange): Removed.
28499         (size_of_aranges): Count !in_std_section and !second_in_std_section
28500         hunks in fdes, instead of looking at arange_table_in_use.
28501         (output_aranges): Add aranges_length argument, don't call
28502         size_of_aranges here.  Instead of using aranges_table*
28503         emit ranges for fdes when !in_std_section resp.
28504         !second_in_std_section.
28505         (dw_loc_list): Break ranges crossing section switch.
28506         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
28507         use dw_fde_second_end instead of dw_fde_end as end of last range.
28508         (gen_subprogram_die): Don't call add_arange.  Use
28509         dw_fde_{begin,end} for first partition and if switched
28510         section dw_fde_second_{begin,end} for the second.
28511         (var_location_switch_text_section_1,
28512         var_location_switch_text_section): New functions.
28513         (dwarf2out_begin_function): Initialize cold_text_section even
28514         when function_section () isn't text_section.
28515         (prune_unused_types): Don't walk arange_table.
28516         (dwarf2out_finish): Don't needlessly test
28517         flag_reorder_blocks_and_partition when testing cold_text_section_used.
28518         If info_section_emitted, call size_of_aranges and if it indicates
28519         non-empty .debug_aranges, call output_aranges with the computed
28520         size.  Stop using removed dw_fde_struct fields, use
28521         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
28522         for second.
28523
28524         PR debug/48203
28525         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
28526         create ENTRY_VALUE if incoming or address of incoming's MEM
28527         is a hard REG.
28528         * dwarf2out.c (mem_loc_descriptor): Don't emit
28529         DW_OP_GNU_entry_value of DW_OP_fbreg.
28530         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
28531         on ENTRY_VALUE is able to find the canonical parameter VALUE.
28532         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
28533         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
28534         ENTRY_VALUE_EXPs.
28535         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
28536         is a REG_P or MEM_P with REG_P address, compute hash directly
28537         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
28538         (preserve_only_constants): Don't clear VALUES forwaring
28539         ENTRY_VALUE to some other VALUE.
28540
28541 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
28542
28543         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
28544         instead of GEN_INT.
28545
28546 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28547
28548         * cfgexpand.c (expand_gimple_cond): Always set the source location and
28549         block before expanding the statement.
28550         (expand_gimple_stmt_1): Likewise.  Set them here...
28551         (expand_gimple_stmt): ...and not here.  Tidy.
28552         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
28553         unknown.
28554
28555 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28556
28557         * Makefile.in: New rule for cprop.o.
28558         * gcse.c: Move constant/copy propagation to cprop.c.
28559         (compute_local_properties): Only handle expression tables.
28560         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
28561         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
28562         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
28563         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
28564         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
28565         compute_cprop_data, find_used_regs, try_replace_reg,
28566         find_avail_set, cprop_jump, constprop_register, cprop_insn,
28567         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
28568         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
28569         find_bypass_set, reg_killed_on_edge, bypass_block,
28570         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
28571         execute_rtl_cprop, pass_rtl_cprop): Move to...
28572         * cprop.c: ...here.  New file, constant/copy propagation for RTL
28573         moved from gcse.c to here with minor cleanups in duplicated code.
28574
28575 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
28576
28577         * config/i386/i386.c (flag_opts): Fix a typo in
28578         -mavx256-split-unaligned-store.
28579
28580 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28581
28582         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
28583         LIBCALL_VALUE): Remove macros.
28584         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28585         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28586         (h8300_function_value, h8300_libcall_value,
28587         h8300_function_value_regno_p): New functions.
28588
28589 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28590
28591         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
28592
28593 2011-03-28  Jeff Law  <law@redhat.com>
28594
28595         * tree-ssa-threadupdate.c (redirect_edges): Call
28596         create_edge_and_update_destination_phis as needed.
28597         (create_edge_and_update_destination_phis): Accept new BB argument.
28598         All callers updated.
28599         (thread_block): Do not update the profile when threading around
28600         intermediate blocks.
28601         (thread_single_edge): Likewise.
28602         (determine_bb_domination_status): If BB is not a successor of the
28603         loop header, return NONDOMINATING.
28604         (register_jump_thread): Note when we register a jump thread around
28605         an intermediate block.
28606         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
28607         (thread_across_edge): Use it.
28608
28609 2011-03-28  Tristan Gingold  <gingold@adacore.com>
28610
28611         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
28612         when for_return is 2.
28613
28614 2011-03-28  Jeff Law  <law@redhat.com>
28615
28616         * var-tracking.c (canonicalize_values_mark): Delete unused
28617         lhs assignment.
28618         (canonicalize_values_star, set_variable_part): Likewise.
28619         (clobber_variable_part, delete_variable_part): Likewise.
28620
28621 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28622
28623         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
28624
28625 2011-03-28  Martin Jambor  <mjambor@suse.cz>
28626
28627         * tree-inline.c (expand_call_inline): Do not check that destination
28628         node is analyzed.
28629         (optimize_inline_calls): Assert that destination node is analyzed.
28630         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
28631         not call tree_lowering_passes.
28632         * cgraph.h (cgraph_analyze_function): Declare.
28633         * cgraphunit.c (cgraph_analyze_function): Make public.
28634
28635 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
28636
28637         * config/sparc/sparc-opts.h: New.
28638         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
28639         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
28640         (sparc_option_override): Store processor_type enumeration rather
28641         than string in cpu_default.  Remove name and enumeration from
28642         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
28643         without using sparc_select.  Use target_flags_explicit instead of
28644         fpu_option_set.
28645         * config/sparc/sparc.h (enum processor_type): Move to
28646         sparc-opts.h.
28647         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
28648         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
28649         HeaderInclude entry.
28650         (mcpu=, mtune=): Use Var and Enum.
28651         (sparc_processor_type): New Enum and EnumValue entries.
28652
28653 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28654             Iain Sandoe  <iains@gcc.gnu.org>
28655
28656         PR target/48245
28657         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
28658
28659 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28660
28661         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
28662         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
28663         Insert new statements at it in lieu of STMT.
28664         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
28665         * tree-vect-stmts.c (vectorizable_store): Likewise.
28666         (vectorizable_load): Likewise.
28667
28668 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
28669
28670         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
28671         (divtf3): Ditto.
28672         (multf3): Ditto.
28673         (subtf3): Ditto.
28674
28675 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28676
28677         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
28678         unaligned 256bit load/store.
28679         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
28680         (*avx_movdqu<avxmodesuffix>): Likewise.
28681
28682 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28683
28684         PR target/48288
28685         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
28686         * config/pa/pa.md (iordi3): Use new predicate in expander.
28687         (iorsi3): Likewise.
28688
28689 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
28690
28691         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
28692         FUNCTION_VALUE_REGNO_P): Remove macros.
28693         * config/mips/mips-protos.h (mips_function_value): Remove.
28694         * config/mips/mips.c (mips_function_value): Rename to...
28695         (mips_function_value_1): ... this. Make static.  Handle receiving
28696         the function type in 'fn_decl_or_type' argument.
28697         (mips_function_value, mips_libcall_value,
28698         mips_function_value_regno_p): New function.
28699         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28700         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28701
28702 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28703
28704         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
28705         and -mavx256-split-unaligned-store.
28706         (ix86_option_override_internal): Split 32-byte AVX unaligned
28707         load/store by default.
28708         (ix86_avx256_split_vector_move_misalign): New.
28709         (ix86_expand_vector_move_misalign): Use it.
28710
28711         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
28712         -mavx256-split-unaligned-store.
28713
28714         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
28715         256bit load/store.  Generate unaligned store on misaligned memory
28716         operand.
28717         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
28718         256bit load/store.
28719         (*avx_movdqu<avxmodesuffix>): Likewise.
28720
28721         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
28722         -mavx256-split-unaligned-store.
28723
28724 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28725
28726         PR target/38598
28727         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
28728         Update commentary.
28729
28730 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28731
28732         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
28733         opno arguments with an expand_operand.  Use create_input_operand.
28734         (mips_prepare_builtin_target): Delete.
28735         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
28736         functions.
28737         (mips_expand_builtin_direct): Use create_output_operand and
28738         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
28739         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
28740         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
28741
28742 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
28743
28744         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
28745         function.
28746         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
28747
28748 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
28749
28750         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
28751         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
28752         basic blocks and call commit_edge_insertions directly.
28753         (fixup_abnormal_edges): Move from here to...
28754         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
28755         on the edges and return whether some have actually been inserted.
28756         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
28757         compensation code.
28758
28759 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
28760
28761         PR rtl-optimization/48144
28762         * sel-sched-ir.c (merge_history_vect): Factor out from ...
28763         (merge_expr_data): ... here.
28764         (av_set_intersect): Rename to av_set_code_motion_filter.
28765         Update all callers.  Call merge_history_vect when an expression
28766         is found in both sets.
28767         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
28768
28769 2011-03-26  Alan Modra  <amodra@gmail.com>
28770
28771         * config/rs6000/predicates.md (word_offset_memref_op): Handle
28772         cmodel medium addresses.
28773         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
28774         64-bit gpr loads and stores.
28775         (rs6000_secondary_reload_ppc64): New function.
28776         * config/rs6000/rs6000-protos.h: Declare it.
28777         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
28778
28779 2011-03-26  Alan Modra  <amodra@gmail.com>
28780
28781         PR target/47487
28782         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
28783         GNU Go in traceback table.
28784
28785 2011-03-25  Richard Henderson  <rth@redhat.com>
28786
28787         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
28788         if there are exactly 6 operands.
28789         (set_storage_via_setmem): Similarly.
28790
28791 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28792
28793         * collect2.c (write_c_file_stat): Handle backslash
28794         as right-hand directory separator.
28795         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
28796         checking just for slash.
28797         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
28798         instead of checking for trailing slash.
28799         * gcc.c (record_temp_file): Use filename_cmp instead
28800         of strcmp.
28801         (do_spec_1): Likewise.
28802         (replace_outfile_spec_function): Likewise.
28803         (is_directory): Use filename_ncmp instead of strncmp.
28804         (print_multilib_info): Likewise.
28805         * gcov.c (find_source): Use filename_cmp instead
28806         instead of strcmp.
28807         (make_gcov_file_name): Fix order of slash/backslash
28808         checks.
28809         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
28810         (add_standard_paths): Likewise.
28811         * mips-tfile.c (saber_stop): Handle backslash.
28812         * prefix.c (update_path): Use filename_ncmp instead of
28813         strncmp.
28814         * profile.c (output_location): Use filename_cmp instead
28815         of strcmp.
28816         * read-md.c (handle_toplevel_file): Handle backslash.
28817         * tlink.c (frob_extension):  Likewise.
28818         * tree-cfg.c (same_line_p): Use filename_cmp instead of
28819         strcmp.
28820         * tree-dump.c (dequeue_and_dump): Handle backslash.
28821         * tree.c (get_file_function_name): Likewise.
28822         * gengtype.c (read_input_list): Likewise.
28823         (get_file_realbasename): Likewise.
28824         (get_output_file_with_visibility): Use filename_cmp
28825         instead of strcmp.
28826
28827 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
28828
28829         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
28830         case to VFPv1.
28831
28832 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28833
28834         * fold-const.c (expr_location_or): New function.
28835         (fold_truth_not_expr): Call it.
28836
28837 2011-03-25  Jeff Law  <law@redhat.com>
28838
28839         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
28840         va_end.
28841         * c-family/c-common.c (def_fn_type): Likewise.
28842         * emit-rtl.c (gen_rtvec): Likewise.
28843         * lto/lto-lang.c (def_fn_type): Likewise.
28844
28845 2011-03-25  Richard Guenther  <rguenther@suse.de>
28846
28847         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
28848         also generate copies.
28849         (fini_copy_prop): Handle constant values properly.
28850
28851 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
28852
28853         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
28854         mode size instead of bitsize with DWARF2_ADDR_SIZE.
28855         (hash_loc_operands, compare_loc_operands): Handle
28856         DW_OP_GNU_entry_value.
28857
28858 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28859
28860         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
28861         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
28862         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
28863         comment and use macro TARGET_64BIT_MS_ABI instead.
28864         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
28865         and change default behavior for 32-bit MS_ABI.
28866         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
28867         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
28868         32-bit, too.
28869         (ix86_cfun_abi): Likewise.
28870         (ix86_maybe_switch_abi): Adjust comment.
28871         (init_cumulative_args): Check for bit-ness in MS_ABI case.
28872         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
28873         instead of checking for SYSV_ABI.
28874         (ix86_nsaved_sseregs): Likewise.
28875         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
28876         to 16 bytes.
28877         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
28878         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
28879         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
28880         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
28881         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
28882
28883 2011-03-25  Richard Guenther  <rguenther@suse.de>
28884
28885         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
28886         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28887         (verify_gimple): Remove.
28888         * tree-cfg.c (verify_gimple_call): Merge verification
28889         from verify_stmts.
28890         (verify_gimple_phi): Merge verification from verify_stmts.
28891         (verify_gimple_label): New function.
28892         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
28893         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28894         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
28895         (verify_stmts): Rename to verify_gimple_in_cfg.
28896         (verify_gimple_in_cfg): New function.
28897         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
28898         * tree-ssa.c (verify_ssa): Likewise.
28899         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
28900
28901 2011-03-25  Richard Guenther  <rguenther@suse.de>
28902
28903         * passes.c (init_optimization_passes): Add FRE pass after
28904         early SRA.
28905
28906 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
28907             Andrew Stubbs  <ams@codesourcery.com>
28908
28909         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
28910         for Cortex-A8.
28911         (arm_movdi_vfp_cortexa8): New pattern.
28912         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
28913         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
28914         instructions when tuning for Cortex-A8.  Set attribute "arch".
28915         * config/arm/arm.md: Move include arm-tune.md up a bit.
28916         (define_attr "arch"): Add "onlya8" and "nota8" values.
28917         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
28918
28919 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28920
28921         PR bootstrap/48282
28922         Revert:
28923         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28924
28925         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
28926         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
28927         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
28928         * passes.c (init_optimization_passes): Move
28929         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
28930
28931 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28932
28933         * c-typeck.c (comptypes_internal): Replace target
28934         hook call of comp_type_attributes by version in tree.c file.
28935         * gimple.c (gimple_types_compatible_p_1): Likewise.
28936         * tree-ssa.c (useless_type_conversion_p): Likewise.
28937         * tree.c (build_type_attribute_qual_variant): Likewise.
28938         (attribute_value_equal): New static helper function.
28939         (comp_type_attributes): New function.
28940         (merge_attributes): Use attribute_value_equal for comparison.
28941         (attribute_list_contained): Likewise.
28942         * tree.h (comp_type_attributes): New prototype.
28943
28944 2011-03-25  Richard Guenther  <rguenther@suse.de>
28945
28946         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
28947         of complex types at -O0.
28948         (verify_gimple_assign_binary): Likewise.
28949         (verify_gimple_assign_ternary): Likewise.
28950
28951 2011-03-24  Mark Wielaard  <mjw@redhat.com>
28952
28953         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
28954         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
28955
28956 2011-03-24  Mark Wielaard  <mjw@redhat.com>
28957
28958         PR debug/48041
28959         * dwarf2out.c (output_abbrev_section): Only write table when
28960         abbrev_die_table_in_use > 1.
28961
28962 2011-02-24  Richard Henderson  <rth@redhat.com>
28963
28964         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
28965         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
28966         (alpha_expand_unaligned_load_words): Use extql.
28967         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
28968         (emit_insxl): Handle all modes for consistency.
28969
28970 2011-02-24  Richard Henderson  <rth@redhat.com>
28971
28972         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
28973         (alpha_expand_unaligned_load): Likewise.
28974         (alpha_expand_unaligned_store): Likewise.
28975         (alpha_expand_unaligned_load_words): Likewise.
28976         (alpha_expand_unaligned_store_words): Likewise.
28977         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
28978         (alpha_split_lock_test_and_set_12): Likewise.
28979         (print_operand, alpha_fold_builtin_extxx): Likewise.
28980         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
28981         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
28982         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
28983         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
28984         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
28985         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
28986         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
28987         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
28988         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
28989         (extwl, extll, extql): Similarly.
28990         (inswh, inslh, insqh): Similarly.
28991         (mskbl, mskwl, mskll, mskql): Similarly.
28992         (mskwh, msklh, mskqh): Similarly.
28993
28994 2011-02-24  Richard Henderson  <rth@redhat.com>
28995
28996         * config/alpha/alpha.md (attribute isa): Add er, ner.
28997         (attribute enabled): Handle them.
28998         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
28999
29000 2011-02-24  Richard Henderson  <rth@redhat.com>
29001
29002         * config/alpha/alpha.md (attribute isa): Add vms.
29003         (attribute enabled): Handle it.
29004         (*movsf): Merge *movsf_{nofix,fix,nofp}.
29005         (*movdf): Merge *movdf_{nofix,fix,nofp}.
29006         (*movtf): Rename from *movtf_internal for consistency.
29007         (*movsi): Merge with *movsi_nt_vms.
29008         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
29009         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
29010         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
29011         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
29012
29013 2011-02-24  Richard Henderson  <rth@redhat.com>
29014
29015         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
29016         (extendqisi2, extendhisi2): Likewise.
29017         (extendqidi2): Simplify BWX/non-BWX expansions.
29018         (extendhidi2): Similarly.
29019
29020 2011-02-24  Richard Henderson  <rth@redhat.com>
29021
29022         * config/alpha/alpha.md (attribute isa): New.
29023         (attribute enabled): New.
29024         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
29025         (zero_extendqisi2, zero_extendqidi2): Similarly.
29026         (zero_extendhisi2, zero_extendhidi2): Similarly.
29027         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
29028
29029 2011-02-24  Richard Henderson  <rth@redhat.com>
29030
29031         * config/alpha/predicates.md (input_operand): Revert last change;
29032         update comment to mention 32-bit VMS rather than Windows.
29033
29034 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29035
29036         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29037         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29038         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29039         * passes.c (init_optimization_passes): Move
29040         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29041
29042 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29043
29044         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
29045
29046 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29047
29048         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
29049         correctly.
29050
29051 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
29052
29053         PR debug/48204
29054         * simplify-rtx.c (simplify_const_unary_operation): Call
29055         real_convert when changing mode class with FLOAT_EXTEND.
29056
29057 2011-03-24  Nick Clifton  <nickc@redhat.com>
29058
29059         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
29060         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
29061         * config/rx/rx.c (rx_option_override): Set align_jumps,
29062         align_loops and align_labels if not set by the user.
29063         (rx_align_for_label): New function.
29064         (rx_max_skip_for_label): New function.
29065         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
29066         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
29067         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
29068         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
29069         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
29070
29071 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29072
29073         PR rtl-optimization/48263
29074         * optabs.c (expand_binop_directly): Reinstate convert_modes code
29075         and original commutative_p handling.  Use maybe_gen_insn.
29076
29077 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29078
29079         * reload.c (find_reloads_subreg_address): Add address_reloaded
29080         parameter and return true there if the full address has been
29081         reloaded.
29082         (find_reloads_toplev): Pass address_reloaded flag.
29083         (find_reloads_address_1): Don't use address_reloaded parameter.
29084
29085 2011-03-24  Jeff Law  <law@redhat.com>
29086
29087         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
29088         unused variable "ann".
29089         (remove_unused_locals): Likewise.
29090
29091         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
29092         statement.
29093
29094         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
29095         after it is freed.
29096
29097 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29098
29099         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
29100         for invalid symbolic addresses.
29101         (s390_secondary_reload): Don't use s390_check_symref_alignment for
29102         larl operands.
29103
29104 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29105
29106         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
29107         the argument in calls to fold_truth_not_expr.
29108
29109 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29110
29111         * tree.c (record_node_allocation_statistics): New function.
29112         (make_node_stat, copy_node_stat, build_string): Call it.
29113         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
29114         (build1_stat, build_omp_clause): Likewise.
29115
29116 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29117
29118         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
29119         last commit.
29120
29121 2011-03-24  Richard Guenther  <rguenther@suse.de>
29122
29123         PR tree-optimization/48271
29124         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
29125         blocks that still exist.
29126
29127 2011-03-24  Richard Guenther  <rguenther@suse.de>
29128
29129         PR tree-optimization/48270
29130         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
29131         not free datarefs before ddrs.
29132
29133 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29134
29135         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
29136         from the address built for a reference with variable offset.
29137
29138 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29139
29140         PR target/48237
29141         * config/i386/i386.md (*movdf_internal_rex64): Do not split
29142         alternatives that can be handled with movq or movabsq insn.
29143         (*movdf_internal): Disable for !TARGET_64BIT.
29144         (*movdf_internal_nointeger): Ditto.
29145         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
29146
29147 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29148
29149         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29150         (FUNCTION_ARG_ADVANCE): Likewise.
29151         * tm.texi.in: Change references to them to hook references.
29152         * tm.texi: Regenerate.
29153         * targhooks.c (default_function_arg): Eliminate check for target macro.
29154         (default_function_incoming_arg): Likewise.
29155         (default_function_arg_advance): Likewise.
29156         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29157         (function_arg_advance): Likewise.
29158         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29159
29160 2011-03-24  Richard Guenther  <rguenther@suse.de>
29161
29162         PR middle-end/48269
29163         * tree-object-size.c (addr_object_size): Do not double-account
29164         for MEM_REF offsets.
29165
29166 2011-03-24  Diego Novillo  <dnovillo@google.com>
29167
29168         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
29169         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
29170         (lto_input_data_block): Move from lto-opts.c.  Make extern.
29171         Update all users.
29172         (lto_input_string): Rename from input_string.  Make extern.
29173         Update all users.
29174         * lto-streamer-out.c (lto_output_string_with_length): Rename from
29175         output_string_with_length.
29176         Output 0 to indicate a non-NULL string.  Update all callers to
29177         not emit 0.
29178         (lto_output_string): Rename from output_string.  Make extern.
29179         Update all users.
29180         (lto_output_decl_state_streams): Make extern.
29181         (lto_output_decl_state_refs): Make extern.
29182         * lto-streamer.h (lto_input_string): Declare.
29183         (lto_input_data_block): Declare.
29184         (lto_output_string): Declare.
29185         (lto_output_string_with_length): Declare.
29186         (lto_output_decl_state_streams): Declare.
29187         (lto_output_decl_state_refs): Declare.
29188
29189 2011-03-24  Richard Guenther  <rguenther@suse.de>
29190
29191         PR tree-optimization/46562
29192         * tree.c (build_invariant_address): New function.
29193         * tree.h (build_invariant_address): Declare.
29194         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
29195         a renamed function moved ...
29196         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
29197         Take valueization callback parameter.
29198         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
29199         * gimple-fold.h: New file.
29200         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
29201         (ccp_fold, fold_const_aggregate_ref,
29202         fold_ctor_reference, fold_nonarray_ctor_reference,
29203         fold_array_ctor_reference, fold_string_cst_ctor_reference,
29204         get_base_constructor): Move ...
29205         * gimple-fold.c: ... here.
29206         (gimple_fold_stmt_to_constant_1): New function
29207         split out from ccp_fold.  Take a valueization callback parameter.
29208         Valueize all operands.
29209         (gimple_fold_stmt_to_constant): New wrapper function.
29210         (fold_const_aggregate_ref_1): New function split out from
29211         fold_const_aggregate_ref.  Take a valueization callback parameter.
29212         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
29213         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
29214         invariant POINTER_PLUS_EXPRs to invariant form.
29215         (vn_valueize): New function.
29216         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
29217         * tree-vrp.c (vrp_valueize): New function.
29218         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
29219         to fold statements to constants.
29220         * tree-ssa-pre.c (eliminate): Properly guard propagation of
29221         function declarations.
29222         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
29223         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
29224
29225 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29226
29227         * config/h8300/predicates.md (jump_address_operand): Fix register
29228         mode check.
29229
29230 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
29231
29232         * doc/invoke.texi (max-stores-to-sink): Document.
29233         * params.h (MAX_STORES_TO_SINK): Define.
29234         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
29235         if either vectorization or if-conversion is disabled.
29236         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
29237         tree-vect-data-refs.c vect_equal_offsets.
29238         (dr_equal_offsets_p): New function.
29239         (find_data_references_in_bb): Remove static.
29240         * tree-data-ref.h (find_data_references_in_bb): Declare.
29241         (dr_equal_offsets_p): Likewise.
29242         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
29243         (vect_drs_dependent_in_basic_block): Update calls to
29244         vect_equal_offsets.
29245         (vect_check_interleaving): Likewise.
29246         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
29247         (cond_if_else_store_replacement): Rename to...
29248         (cond_if_else_store_replacement_1): ... this.  Change arguments and
29249         documentation.
29250         (cond_if_else_store_replacement): New function.
29251         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
29252         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
29253
29254 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
29255
29256         PR target/46934
29257         * config/arm/arm.md (casesi): Use the gen_int_mode() function
29258         to subtract lower bound instead of GEN_INT().
29259
29260 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
29261
29262         PR other/48179
29263         PR other/48221
29264         PR other/48234
29265         * doc/extend.texi (Alignment): Move section to match order in TOC.
29266         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
29267         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
29268
29269 2011-03-23  Jeff Law  <law@redhat.com>
29270
29271         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
29272         before removing the edge.
29273
29274         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
29275         it may have been freed by redirect_branch_edge or
29276         redirect_edge_succ_nodup.
29277
29278 2011-03-23  Richard Guenther  <rguenther@suse.de>
29279
29280         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
29281         (check_va_list_escapes): Likewise.
29282         (check_all_va_list_escapes): Likewise.
29283
29284 2011-03-23  Richard Guenther  <rguenther@suse.de>
29285
29286         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
29287         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
29288         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
29289         (alias.o): Likewise.
29290         (ipa-type-escape.o): Remove.
29291         (ipa-struct-reorg.o): Likewise.
29292         (GTFILES): Remove ipa-struct-reorg.c.
29293         * alias.c: Do not include ipa-type-escape.h.
29294         * tree-ssa-alias.c: Likewise.
29295         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
29296         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
29297         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
29298         and ipa-type-escape passes.
29299         * tree-pass.h (pass_ipa_type_escape): Remove.
29300         (pass_ipa_struct_reorg): Likewise.
29301         * ipa-struct-reorg.h: Remove.
29302         * ipa-struct-reorg.c: Likewise.
29303         * ipa-type-escape.h: Likewise.
29304         * ipa-type-escape.c: Likewise.
29305         * doc/invoke.texi (-fipa-struct-reorg): Remove.
29306         (--param struct-reorg-cold-struct-ratio): Likewise.
29307         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29308         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29309         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
29310
29311 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29312
29313         * config/s390/2084.md: Enable all insn reservations also for z9_ec
29314         cpu attribute value.
29315         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
29316         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
29317         * config/s390/s390.c (processor_flags_table): New constant array.
29318         (s390_handle_arch_option): Remove.
29319         (s390_handle_option): Remove s390_handle_arch_option invocations
29320         and OPT_mwarn_framesize_ handling.
29321         (s390_option_override): Remove s390_handle_arch_option invocation.
29322         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
29323         warnings.
29324         * config/s390/s390.md (cpu attribute): Add z9_ec value.
29325         * config/s390/s390.opt (s390_tune, s390_arch)
29326         (march=): Replace s390_arch_option enum and values with
29327         processor_type.  Set variable name to s390_arch.  Set
29328         initialization value.
29329         (mtune=): Replace s390_arch_option with processor_type.  Set
29330         variable name to s390_tune.  Set initialization value.
29331
29332 2011-03-23  Julian Brown  <julian@codesourcery.com>
29333
29334         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
29335         accesses which are not naturally aligned.
29336
29337 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29338
29339         PR target/47553
29340         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
29341
29342 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29343
29344         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
29345         parameter from "int" to "enum insn_code".
29346         (expand_operand_type): New enum.
29347         (expand_operand): New structure.
29348         (create_expand_operand): New function.
29349         (create_fixed_operand, create_output_operand): Likewise
29350         (create_input_operand, create_convert_operand_to): Likewise.
29351         (create_convert_operand_from, create_address_operand): Likewise.
29352         (create_integer_operand): Likewise.
29353         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
29354         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29355         (expand_insn, expand_jump_insn): Likewise.
29356         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
29357         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
29358         (expand_movstr, expand_builtin___clear_cache): Likewise.
29359         (expand_builtin_lock_release): Likewise.
29360         * explow.c (allocate_dynamic_stack_space): Likewise.
29361         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
29362         and use the default handling in that case.
29363         * expmed.c (check_predicate_volatile_ok): Delete.
29364         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
29365         (emit_cstore): Likewise.
29366         * expr.c (emit_block_move_via_movmem): Likewise.
29367         (set_storage_via_setmem, expand_assignment): Likewise.
29368         (emit_storent_insn, try_casesi): Likewise.
29369         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
29370         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
29371         (expand_vec_shift_expr, expand_binop_directly): Likewise.
29372         (expand_twoval_unop, expand_twoval_binop): Likewise.
29373         (expand_unop_direct, emit_indirect_jump): Likewise.
29374         (emit_conditional_move, vector_compare_rtx): Likewise.
29375         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
29376         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
29377         (expand_sync_lock_test_and_set): Likewise.
29378         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
29379         (emit_unop_insn): Likewise.
29380         (expand_copysign_absneg): Change icode to an insn_code.
29381         (create_convert_operand_from_type): New function.
29382         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
29383         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29384         (expand_insn, expand_jump_insn): Likewise.
29385         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
29386         than const_int_operand for operand 2.
29387
29388 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29389
29390         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
29391         if possible.
29392
29393 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29394
29395         * emit-rtl.c (emit_pattern_before_noloc): New function.
29396         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
29397         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
29398         (emit_pattern_after_noloc): New function.
29399         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
29400         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
29401
29402 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29403
29404         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
29405         (__ffsDI2): Likewise.
29406
29407 2011-03-22  Richard Henderson  <rth@redhat.com>
29408
29409         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
29410         of !TARGET_ABI_OPEN_VMS.
29411         (alpha_trampoline_init, alpha_start_function): Likewise.
29412         (alpha_expand_epilogue, alpha_file_start): Likewise.
29413         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
29414         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
29415         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
29416         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
29417         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
29418
29419 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29420
29421         * config/s390/s390-opts.h: New.
29422         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
29423         s390_arch_flags, s390_warn_framesize, s390_stack_size,
29424         s390_stack_guard): Remove.
29425         (s390_handle_arch_option): Return void.  Take enum
29426         s390_arch_option value instead of string and searching array.
29427         (s390_handle_option): Don't assert that global structures are in
29428         use.  Access variables via opts pointer.  Use error_at.  Don't use
29429         sscanf for -mstack-guard= or -mstack-size=.  Update call to
29430         s390_handle_arch_option.
29431         (s390_option_override): Update call to s390_handle_arch_option.
29432         (s390_emit_prologue): Use %d format for s390_stack_size in
29433         diagnostic.  Use %wd for HOST_WIDE_INT.
29434         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
29435         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
29436         * config/s390/s390.opt (config/s390/s390-opts.h): New
29437         HeaderInclude entry.
29438         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
29439         s390_arch_flags, s390_warn_framesize): New Variable entries.
29440         (s390_arch_option): New Enum and EnumValue entries.
29441         (march=): Use Enum instead of Var.
29442         (mstack-guard=, mstack-size=): Use UInteger and Var.
29443         (mtune=): Use Enum.
29444
29445 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29446
29447         * config/score/score.c (score_handle_option): Don't assert that
29448         global structures are in use.  Access target_flags via opts
29449         pointer.  Use value of -march= option to determine target_flags
29450         settings.
29451         * config/score/score.opt (march=): Use Enum.
29452         (score_arch): New Enum and EnumValue entries.
29453
29454 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29455
29456         * config/mep/mep.c (option_mtiny_specified): Remove.
29457         (mep_option_override): Move register handling for -mivc2 from
29458         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
29459         instead of option_mtiny_specified.
29460         (mep_handle_option): Access target_flags via opts pointer.  Don't
29461         assert that global structures are in use.  Defer part of -mivc2
29462         handling and move it to mep_option_override.
29463         * config/mep/mep.opt (IVC2): New Mask entry.
29464         (mivc2): Use Var and Defer instead of Mask.
29465
29466 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29467
29468         * config/v850/v850-opts.h: New.
29469         * config/v850/v850.c (small_memory): Replace with
29470         small_memory_physical_max array.  Make that array static const.
29471         (v850_handle_memory_option): Take integer value of argument.  Take
29472         gcc_options pointer, option text and location.  Return void.
29473         Update for changes to small memory structures.
29474         (v850_handle_option): Access target_flags via opts pointer.  Don't
29475         assert that global structures are in use.  Update calls to
29476         v850_handle_memory_option.
29477         (v850_encode_data_area): Update references to small memory settings.
29478         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
29479         (enum small_memory_type): Move to v850-opts.h.
29480         * config/v850/v850.opt (config/v850/v850-opts.h): New
29481         HeaderInclude entry.
29482         (small_memory_max): New Variable entry.
29483         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
29484         (mtda, mzda): Likewise.
29485
29486 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29487
29488         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
29489         pointer.  Don't assert that global structures are in use.
29490
29491 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29492
29493         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
29494         via opts pointer.  Don't assert that global structures are in use.
29495
29496 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29497
29498         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
29499         (munix=93): Use Var.
29500         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
29501         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
29502         * config/pa/pa-opts.h: New.
29503         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
29504         (pa_handle_option): Don't assert that global structures are in
29505         use.  Access target_flags via opts pointer.  Don't handle
29506         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
29507         OPT_munix_98 here.
29508         (pa_option_override): Handle deferred OPT_mfixed_range_.
29509
29510 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29511
29512         * config/mn10300/mn10300-opts.h: New.
29513         * config/mn10300/mn10300.c (mn10300_processor,
29514         mn10300_tune_string): Remove.
29515         (mn10300_handle_option): Don't assert that global structures are
29516         in use.  Access mn10300_processor via opts pointer.  Don't handle
29517         OPT_mtune_ here.
29518         * config/mn10300/mn10300.h (enum processor_type): Move to
29519         mn10300-opts.h.
29520         (mn10300_processor): Remove.
29521         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
29522         HeaderInclude entry.
29523         (mn10300_processor): New Variable entry.
29524         (mtune=): Use Var.
29525
29526 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29527
29528         * config/microblaze/microblaze.c: Don't include opts.h.
29529         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
29530         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
29531         (mno-clearbss): Use Var and Warn.
29532
29533 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29534
29535         * config/m32r/m32r-opts.h: New.
29536         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
29537         (m32r_handle_option): Don't assert that global structures are in
29538         use.  Access target_flags and m32r_cache_flush_func via opts
29539         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
29540         OPT_mno_flush_trap here.
29541         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
29542         include of m32r-opts.h.
29543         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
29544         HeaderInclude entry.
29545         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
29546         (mmodel=): Use Enum and Var.
29547         (m32r_model): New Enum and EnumValue entries.
29548         (mno-flush-trap): Use Var.
29549         (msdata=): Use Enum and Var.
29550         (m32r_sdata): New Enum and EnumValue entries.
29551
29552 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29553
29554         * config/m32c/m32c.c: Don't include opts.h.
29555         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
29556         m32c_handle_option): Remove.
29557         (m32c_option_override): Check global_options_set.x_target_memregs
29558         instead of target_memregs_set.
29559         * config/m32c/m32c.h (target_memregs): Remove.
29560         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
29561         variable.
29562
29563 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29564
29565         * config/iq2000/iq2000-opts.h: New.
29566         * config/iq2000/iq2000.c: Don't include opts.h.
29567         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
29568         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
29569         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
29570         HeaderInclude entry.
29571         (iq2000_tune): New Variable entry.
29572         (march=): Add comment.  Use Enum.
29573         (iq2000_arch): New Enum and EnumValue entries.
29574         (mcpu=): Use Enum and Var.
29575         (iq2000_tune): New Enum and EnumValue entries.
29576
29577 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29578
29579         * config/ia64/ia64-opts.h: New.
29580         * config/ia64/ia64.c (ia64_tune): Remove.
29581         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
29582         here.  Use error_at.
29583         (ia64_option_override): Handle deferred OPT_mfixed_range_.
29584         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
29585         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
29586         HeaderInclude entry.
29587         (ia64_tune): New Variable entry.
29588         (mfixed-range=): Use Defer and Var.
29589         (mtune=): Use Enum and Var.
29590         (ia64_tune): New Enum and EnumValue entries.
29591
29592 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29593
29594         * config/frv/frv-opts.h: New.
29595         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
29596         frv-opts.h.
29597         (frv_cpu_type): Remove.
29598         * config/frv/frv.c: Don't include opts.h.
29599         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
29600         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
29601         (frv_cpu_type): New Variable entry.
29602         (frv_cpu): New Enum and EnumValue entries.
29603
29604 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29605
29606         * config/cris/cris.c (cris_handle_option): Access target_flags via
29607         opts pointer.  Don't assert that global structures are in use.
29608         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
29609         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
29610
29611 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29612
29613         * config/bfin/bfin-opts.h: New.
29614         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
29615         bfin_si_revision, bfin_workarounds): Remove.
29616         (bfin_cpus): Make static const.
29617         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
29618         not bfin_lib_id_given.
29619         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
29620         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
29621         pointer. Use error_at.  Don't assert that global structures are in use.
29622         * config/bfin/bfin.h: Include bfin-opts.h.
29623         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
29624         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
29625         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
29626         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
29627         entries.
29628
29629 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29630
29631         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
29632         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
29633         or -msoft-float here.
29634         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
29635         -msoft-float and -mhard-float.
29636         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
29637         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29638         msoft-float.
29639         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
29640         -msoft-float.
29641         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
29642         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
29643         not mhard-float.
29644         (LIBGCC_SPEC): Don't handle -msoft-float.
29645         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
29646         -mhard-float.
29647         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29648         msoft-float.
29649         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
29650         -mfloat-abi=*, not -msoft-float and -mhard-float.
29651         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
29652         -msoft-float.
29653         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
29654         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
29655         mhard-float and msoft-float.
29656         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
29657         mfloat-abi=soft in comments, not mhard-float and msoft-float.
29658         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
29659         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
29660         mhard-float.
29661         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
29662         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
29663         msoft-float.
29664         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
29665         not mhard-float.
29666         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
29667         not msoft-float.
29668
29669 2011-03-22  Richard Henderson  <rth@redhat.com>
29670
29671         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
29672         TARGET_ABI_WINDOWS_NT.
29673         (alpha_output_function_end_prologue): Likewise.
29674         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
29675         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
29676         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
29677         (trap, *movsi_nt_vms): Likewise.
29678         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
29679         (*tablejump_osf_nt_internal): Remove.
29680         * config/alpha/predicates.md (input_operand): Only test Pmode.
29681
29682 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29683
29684         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
29685         via opts pointer.  Use error_at.  Don't assert that global
29686         structures are in use.
29687
29688 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29689
29690         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
29691         (ix86_handle_option): Access ix86_isa_flags and
29692         ix86_isa_flags_explicit via opts pointer.  Don't assert that
29693         global structures are in use.
29694         (ix86_function_specific_save, ix86_function_specific_restore):
29695         Update ix86_isa_flags_explicit field name.
29696         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
29697         (ix86_isa_flags_explicit): Rename TargetSave entry to
29698         x_ix86_isa_flags_explicit.
29699
29700 2011-03-22  Richard Henderson  <rth@redhat.com>
29701
29702         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
29703         (alpha_option_override, direct_return): Likewise.
29704         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
29705         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
29706         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
29707         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
29708         (alpha_expand_epilogue, alpha_end_function): Likewise.
29709         (alpha_init_libfuncs): Likewise.
29710         (struct machine_function): Remove unicosmk members.
29711         (print_operand) ['t']: Remove.
29712         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
29713         unicosmk_output_module_name, unicosmk_output_common,
29714         current_section_align, unicosmk_output_text_section_asm_op,
29715         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
29716         unicosmk_section_type_flags, unicosmk_unique_section,
29717         unicosmk_asm_named_section, unicosmk_insert_attributes,
29718         unicosmk_output_align, unicosmk_defer_case_vector,
29719         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
29720         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
29721         unicosmk_output_ssib, unicosmk_add_call_info_word,
29722         unicosmk_extern_head, unicosmk_output_default_externs,
29723         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
29724         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
29725         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
29726         * config/alpha/alpha-protos.h: Update.
29727         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
29728         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
29729         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
29730         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
29731         (*mulsi_se, mulvsi3): Likewise.
29732         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
29733         (*divmodsi_internal, call, call_value, realign): Likewise.
29734         (moddi3, umoddi3): Likewise; remove duplicate expander.
29735         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
29736         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
29737         (*movdi_nofix): Remove r/U alternative.
29738         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
29739         * config/alpha/constraints.md ("U"): Remove.
29740         * config/alpha/predicates.md (call_operand"): Don't test
29741         TARGET_ABI_UNICOSMK.
29742
29743 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29744
29745         * target.def (handle_option): Take gcc_options and
29746         cl_decoded_option pointers and location_t.
29747         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
29748         * doc/tm.texi: Regenerate.
29749         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
29750         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
29751         * lto-opts.c (lto_reissue_options): Generate option structure for
29752         targetm.handle_option call.
29753         * opts.c (target_handle_option): Update call to
29754         targetm.handle_option.  Remove assertions about values now passed
29755         down to hook.
29756         * targhooks.c (default_target_handle_option): New.
29757         * targhooks.h (default_target_handle_option): Declare.
29758         * config/alpha/alpha.c: Include opts.h.
29759         (alpha_handle_option): Update to new hook interface.
29760         * config/arm/arm.c: Include opts.h.
29761         (arm_handle_option): Update to new hook interface.
29762         * config/arm/t-arm (arm.o): Update dependencies.
29763         * config/bfin/bfin.c: Include opts.h.
29764         (bfin_handle_option): Update to new hook interface.
29765         * config/cris/cris.c: Include opts.h.
29766         (cris_handle_option): Update to new hook interface.
29767         * config/frv/frv.c: Include opts.h.
29768         (frv_handle_option): Update to new hook interface.
29769         * config/i386/i386.c: Include opts.h.
29770         (ix86_handle_option): Update to new hook interface.
29771         (ix86_valid_target_attribute_inner_p): Generate option structure
29772         for call to ix86_handle_option.
29773         * config/i386/t-i386 (i386.o): Update dependencies.
29774         * config/ia64/ia64.c: Include opts.h.
29775         (ia64_handle_option): Update to new hook interface.
29776         * config/ia64/t-ia64 (ia64.o): Update dependencies.
29777         * config/iq2000/iq2000.c: Include opts.h.
29778         (iq2000_handle_option): Update to new hook interface.
29779         * config/m32c/m32c.c: Include opts.h.
29780         (m32c_handle_option): Update to new hook interface.
29781         * config/m32r/m32r.c: Include opts.h.
29782         (m32r_handle_option): Update to new hook interface.
29783         * config/m68k/m68k.c: Include opts.h.
29784         (m68k_handle_option): Update to new hook interface.
29785         * config/mep/mep.c: Include opts.h.
29786         (mep_handle_option): Update to new hook interface.
29787         * config/microblaze/microblaze.c: Include opts.h.
29788         (microblaze_handle_option): Update to new hook interface.
29789         * config/mips/mips.c: Include opts.h.
29790         (mips_handle_option): Update to new hook interface.
29791         * config/mn10300/mn10300.c: Include opts.h.
29792         (mn10300_handle_option): Update to new hook interface.
29793         * config/pa/pa.c: Include opts.h.
29794         (pa_handle_option): Update to new hook interface.
29795         * config/pdp11/pdp11.c: Include opts.h.
29796         (pdp11_handle_option): Update to new hook interface.
29797         * config/rs6000/rs6000.c: Include opts.h.
29798         (rs6000_handle_option): Update to new hook interface.
29799         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
29800         * config/rx/rx.c: Include opts.h.
29801         (rx_handle_option): Update to new hook interface.
29802         * config/s390/s390.c: Include opts.h.
29803         (s390_handle_option): Update to new hook interface.
29804         * config/score/score.c: Include opts.h.
29805         (score_handle_option): Update to new hook interface.
29806         * config/sh/sh.c: Include opts.h.
29807         (sh_handle_option): Update to new hook interface.
29808         * config/sparc/sparc.c: Include opts.h.
29809         (sparc_handle_option): Update to new hook interface.
29810         * config/v850/v850.c: Include opts.h.
29811         (v850_handle_option): Update to new hook interface.
29812
29813 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29814
29815         * gcc.c (driver_unknown_option_callback): Only permit and save
29816         unknown -Wno- options.
29817         (driver_wrong_lang_callback): Save options directly instead of via
29818         driver_unknown_option_callback.
29819
29820 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
29821
29822         * combine.c (simplify_set): Try harder to find the best CC mode when
29823         simplifying a nested COMPARE on the RHS.
29824
29825 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29826
29827         * config/alpha/gnu.h: Remove.
29828         * config/arc: Remove directory.
29829         * config/arm/netbsd.h: Remove.
29830         * config/arm/t-pe: Remove.
29831         * config/crx: Remove directory.
29832         * config/i386/netbsd.h: Remove.
29833         * config/m68hc11: Remove directory.
29834         * config/m68k/uclinux-oldabi.h: Remove.
29835         * config/mcore/mcore-pe.h: Remove.
29836         * config/mcore/t-mcore-pe: Remove.
29837         * config/netbsd-aout.h: Remove.
29838         * config/rs6000/gnu.h: Remove.
29839         * config/sh/sh-symbian.h: Remove.
29840         * config/sh/symbian-base.c: Remove.
29841         * config/sh/symbian-c.c: Remove.
29842         * config/sh/symbian-cxx.c: Remove.
29843         * config/sh/symbian-post.h: Remove.
29844         * config/sh/symbian-pre.h: Remove.
29845         * config/sh/t-symbian: Remove.
29846         * config/svr3.h: Remove.
29847         * config/vax/netbsd.h: Remove.
29848         * config.build: Don't handle i[34567]86-*-pe.
29849         * config.gcc: Remove handling of deprecations for most deprecated
29850         targets.
29851         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
29852         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
29853         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
29854         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
29855         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
29856         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
29857         Remove cases.
29858         * config.host: Don't handle i[34567]86-*-pe.
29859         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
29860         (ASM_SPEC32): Don't handle -mcall-gnu.
29861         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
29862         -mcall-gnu.
29863         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
29864         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
29865         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
29866         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
29867         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
29868         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
29869         conditional on SYMBIAN.
29870         * configure.ac: Don't handle powerpc*-*-gnu*.
29871         * configure: Regenerate.
29872         * doc/extend.texi (interrupt attribute): Don't mention CRX.
29873         * doc/install-old.texi (m6811, m6812): Don't mention.
29874         * doc/install.texi (arc-*-elf*): Don't document multilib option.
29875         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
29876         (m68k-uclinuxoldabi): Don't mention.
29877         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
29878         Remove.
29879         (-mcall-gnu): Remove.
29880         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
29881         families): Remove constraint documentation.
29882
29883 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
29884
29885         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
29886         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
29887         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
29888
29889 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
29890
29891         PR target/48226
29892         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
29893         vector when peeking at the next token for vector, don't expand the
29894         keywords.
29895
29896 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
29897
29898         * config/avr/avr-protos.h (expand_epilogue): Change prototype
29899         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
29900         * config/avr/avr.c (init_cumulative_args)
29901         (avr_function_arg_advance): Use it.
29902         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
29903         sibcall epilogues.
29904         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
29905         (avr_function_ok_for_sibcall): ...this new function.
29906         (avr_lookup_function_attribute1): New static Function.
29907         (avr_naked_function_p, interrupt_function_p)
29908         (signal_function_p, avr_OS_task_function_p)
29909         (avr_OS_main_function_p): Use it.
29910         * config/avr/avr.md ("sibcall", "sibcall_value")
29911         ("sibcall_epilogue"): New expander.
29912         ("*call_insn", "*call_value_insn"): New insn.
29913         ("call_insn", "call_value_insn"): Remove
29914         ("call", "call_value", "epilogue"): Change expander to handle
29915         sibling calls.
29916
29917 2011-03-21  Nick Clifton  <nickc@redhat.com>
29918
29919         * doc/invoke.texi (Overall Options): Move closing brace to end of
29920         options list.
29921         (Optimization Options): Add missing @gol.
29922         (Directory Options): Likewise.
29923         (i386 and x86-64 Options): Likewise.
29924         (RS6000 and PowerPC Options): Likewise.
29925         (i386 and x86-64 Windows Options): Likewise.
29926         (V850 Options): Add text missing from descriptions.
29927
29928 2011-03-22  Richard Henderson  <rth@redhat.com>
29929
29930         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
29931         (avr_incoming_return_addr_rtx): New.
29932         (emit_push_byte): New.
29933         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
29934         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
29935         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
29936         (emit_pop_byte): New.
29937         (expand_epilogue): Use it.  Pop frame pointer by bytes.
29938         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
29939         (INCOMING_RETURN_ADDR_RTX): New.
29940         (INCOMING_FRAME_SP_OFFSET): New.
29941         (ARG_POINTER_CFA_OFFSET): New.
29942         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
29943         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
29944         (pophi): Remove.
29945
29946         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
29947
29948 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29949
29950         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29951         (FUNCTION_ARG_ADVANCE): Likewise.
29952         * tm.texi.in: Change references to them to hook references.
29953         * tm.texi: Regenerate.
29954         * targhooks.c (default_function_arg): Eliminate check for target
29955         macro.
29956         (default_function_incoming_arg): Likewise.
29957         (default_function_arg_advance): Likewise.
29958         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29959         (function_arg_advance): Likewise.
29960         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29961
29962 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29963
29964         * tree.c (build_call_1): New function.
29965         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
29966
29967 2011-03-22  Richard Guenther  <rguenther@suse.de>
29968
29969         PR tree-optimization/48228
29970         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
29971         for single-arg PHIs.
29972
29973 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
29974
29975         PR rtl-optimization/48143
29976         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
29977         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
29978         sse2_cvtps2pd): Likewise.
29979
29980 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29981
29982         * recog.c (canonicalize_change_group): Use validate_unshare_change.
29983
29984 2011-03-22  Richard Guenther  <rguenther@suse.de>
29985
29986         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
29987         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
29988         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
29989         and REALIGN_LOAD_EXPR.
29990         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
29991         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
29992         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
29993         DOT_PROD_EXPR case ...
29994         (expand_expr_real_2): ... here.
29995         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
29996         and REALIGN_LOAD_EXPR.
29997         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
29998         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
29999         (vect_create_epilog_for_reduction): Likewise.
30000         (vectorizable_reduction): Likewise.
30001         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
30002         * tree-vect-stmts.c (vectorizable_load): Likewise.
30003
30004 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30005
30006         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
30007
30008 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30009
30010         * config/s390/s390.c (s390_delegitimize_address): Fix offset
30011         handling for PLTOFF/GOTOFF.
30012
30013 2011-03-22  Nick Clifton  <nickc@redhat.com>
30014
30015         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
30016         trailing backslash from the end of the macro definition.
30017
30018 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30019
30020         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
30021         and PLT unspecs.
30022
30023 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
30024
30025         * expr.h (prepare_operand): Move to...
30026         * optabs.h (prepare_operand): ...here and change the insn code
30027         parameter from "int" to "enum insn_code".
30028         (insn_operand_matches): Declare.
30029         * expr.c (init_expr_target): Use insn_operand_matches.
30030         (compress_float_constant): Likewise.
30031         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
30032         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
30033         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
30034         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
30035         Likewise.
30036         (gen_cond_trap): Likewise.
30037         (prepare_operand): Likewise.  Change icode to an insn_code.
30038         (insn_operand_matches): New function.
30039         * reload.c (find_reloads_address_1): Use insn_operand_matches.
30040         * reload1.c (gen_reload): Likewise.
30041         * targhooks.c (default_secondary_reload): Likewise.
30042
30043 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30044
30045         * config/alpha/alpha.md (unspec): New define_c_enum.
30046         (unspecv): Ditto.
30047
30048 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30049
30050         PR debug/48214
30051         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
30052         between a call and its CALL_ARG_LOCATION note.
30053
30054 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
30055
30056         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
30057
30058 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30059
30060         PR c/42544
30061         PR c/48197
30062         * c-common.c (shorten_compare): If primopN is first sign-extended
30063         to opN and then zero-extended to result type, set primopN to opN.
30064
30065 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
30066
30067         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
30068         for barrier handlers.
30069
30070 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30071
30072         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
30073         UNSPEC constants to be in the unspec enumeration, and redefine
30074         all UNSPECV constants to be in the unspecv enumeration, so that
30075         dumps print which unspec/unspec_volatile this is.
30076         * config/rs6000/vector.md (UNSPEC_*): Ditto.
30077         * config/rs6000/paired.md (UNSPEC_*): Ditto.
30078         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
30079         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
30080         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
30081
30082         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
30083         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
30084         UNSPECV_LWSYNC, since these are used as unspec_volatile.
30085         * config/rs6000/sync.md (isync, lwsync): Ditto.
30086
30087 2011-03-21  Richard Guenther  <rguenther@suse.de>
30088
30089         * params.def (lto-min-partition): Fix typo.
30090
30091 2011-03-21  Richard Guenther  <rguenther@suse.de>
30092
30093         PR c/47939
30094         * c-decl.c (grokdeclarator): Drop to the main variant only
30095         for array types.  Drop flag_gen_aux_info check.
30096
30097 2011-03-21  Richard Guenther  <rguenther@suse.de>
30098
30099         PR translation/47911
30100         * params.def (lto-partitions): Fix typo.
30101         (lto-min-partition): Fix wording.
30102
30103 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
30104
30105         * config/rs6000/t-freebsd: Remove duplication from file.
30106
30107 2011-03-21  Richard Guenther  <rguenther@suse.de>
30108
30109         PR middle-end/47661
30110         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
30111
30112 2011-03-21  Richard Guenther  <rguenther@suse.de>
30113
30114         PR lto/48210
30115         * params.def (lto-partitions): Require at least 1 partition.
30116
30117 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30118
30119         * gthr-solaris.h: Remove.
30120         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
30121         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
30122         (LIB_SPEC): Likewise.
30123         * config/sol2.opt (threads): Remove.
30124         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
30125         (sparc*-*-solaris2*): Likewise.
30126         * configure.ac (enable_threads): Enable solaris support.
30127         * configure: Regenerate.
30128         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
30129         * doc/install.texi (Configuration, --enable-threads=lib): Remove
30130         solaris.
30131
30132 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30133
30134         * config.gcc: Obsolete *-*-solaris2.8*.
30135         * doc/install.texi (Specific, *-*-solaris2*): Document it.
30136
30137 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30138
30139         PR bootstrap/48135
30140         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
30141         reference.  Solaris 8 perl works.
30142
30143 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30144
30145         PR bootstrap/48135
30146         * doc/install.texi (Prerequisites): Move jar etc. up.
30147         Explain support library version requirements.
30148
30149 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30150
30151         PR bootstrap/48135
30152         * doc/install.texi (Prerequisites): Move Perl to build
30153         requirements.  Always necessary on Solaris 2 with Sun ld.
30154
30155 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30156
30157         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
30158         binutils 2.21.
30159         (Specific, i?86-*-solaris2.[89]): Likewise.
30160         (Specific, i?86-*-solaris2.10): Likewise.
30161         (Specific, mips-sgi-irix6): Likewise.
30162         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
30163         Update for binutils 2.21.
30164
30165 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30166
30167         * configure.ac (gcc_cv_lto_plugin): Fix typo.
30168         Allow -fuse-linker-plugin for non-default plugin linker.
30169         * configure: Regenerate.
30170
30171 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
30172
30173         PR bootstrap/48167
30174         * gengtype.c (files_rules): Added rule for cp/parser.h.
30175
30176 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30177
30178         PR target/48213
30179         * config/s390/s390.c (s390_delegitimize_address): Don't call
30180         lowpart_subreg if orig_x has BLKmode.
30181
30182 2011-03-21  Kai Tietz  <ktietz@redhat.com>
30183
30184         PR target/12171
30185         * doc/plugins.texi: Adjust documentation for plugin register_callback.
30186         * tree.h (attribute_spec): Add new member affects_type_identity.
30187         * attribs.c (empty_attribute_table): Adjust attribute_spec
30188         initializers.
30189         * config/alpha/alpha.c: Likewise.
30190         * config/arc/arc.c: Likewise.
30191         * config/arm/arm.c: Likewise.
30192         * config/avr/avr.c: Likewise.
30193         * config/bfin/bfin.c: Likewise.
30194         * config/crx/crx.c: Likewise.
30195         * config/darwin.h: Likewise.
30196         * config/h8300/h8300.c: Likewise.
30197         * config/i386/cygming.h: Likewise.
30198         * config/i386/i386.c: Likewise.
30199         * config/ia64/ia64.c: Likewise.
30200         * config/m32c/m32c.c: Likewise.
30201         * config/m32r/m32r.c: Likewise.
30202         * config/m68hc11/m68hc11.c: Likewise.
30203         * config/m68k/m68k.c: Likewise.
30204         * config/mcore/mcore.c: Likewise.
30205         * config/mep/mep.c: Likewise.
30206         * config/microblaze/microblaze.c: Likewise.
30207         * config/mips/mips.c: Likewise.
30208         * config/rs6000/rs6000.c: Likewise.
30209         * config/rx/rx.c: Likewise.
30210         * config/sh/sh.c: Likewise.
30211         * config/sol2.h: Likewise.
30212         * config/sparc/sparc.c: Likewise.
30213         * config/spu/spu.c: Likewise.
30214         * config/stormy16/stormy16.c: Likewise.
30215         * config/v850/v850.c: Likewise.
30216
30217 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
30218
30219         * simplify-rtx.c (simplify_binary_operation_1): Handle
30220         (xor (and A B) C) case when B and C are both constants.
30221
30222 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
30223
30224         * tree-dfa.c (add_referenced_var): Fix typo in comment.
30225
30226 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
30227
30228         PR bootstrap/48168
30229         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
30230
30231 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
30232
30233         PR rtl-optimization/48156
30234         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
30235         assume df and df_lr are not NULL.
30236
30237 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30238
30239         PR debug/48023
30240         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
30241         between a call and its CALL_ARG_LOCATION note.
30242
30243 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
30244
30245         PR debug/48178
30246         * config/sh/sh.c (find_barrier): Don't emit a constant pool
30247         between a call and its corresponding CALL_ARG_LOCATION note.
30248
30249 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
30250
30251         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
30252         instead of loop. Use HARD_REGISTER_NUM_P predicate.
30253         * haifa-sched.c (setup_ref_regs): Ditto.
30254         * caller-save.c (add_used_regs_1): Ditto.
30255         * dse.c (look_for_hardregs): Ditto.
30256         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
30257         * sched-rgn.c (check_live_1): Ditto.
30258
30259 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30260
30261         * c-decl.c (diagnose_mismatched_decls): Give an error for
30262         redefining a typedef with variably modified type.
30263
30264 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30265
30266         * c-decl.c (grokfield): Don't allow typedefs for structures or
30267         unions with no tag by default.
30268         * doc/extend.texi (Unnamed Fields): Update.
30269
30270 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
30271
30272         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30273         Rewrite using indirect functions.
30274         (lwp_slwpcb): Ditto.
30275         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
30276         (avx_vinsertf128<mode>): Ditto.
30277
30278 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30279
30280         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
30281         unspecs.
30282
30283 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30284
30285         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
30286         splitting between a call and its corresponding CALL_ARG_LOCATION note.
30287
30288 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
30289
30290         PR rtl-optimization/48170
30291         * gcse.c (hoist_code): Remove bogus asserts.
30292
30293 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
30294
30295         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
30296         computation for prologue/epilogue.
30297
30298 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30299
30300         * Makefile.in (check-consistency): Remove.
30301
30302 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
30303
30304         PR debug/48176
30305         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
30306         arange_table_in_use is 0, but either text_section_used or
30307         cold_text_section_used is true.  Don't call it if
30308         !info_section_emitted.
30309
30310 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
30311
30312         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
30313         FUNCTION_VALUE_REGNO_P): Remove.
30314         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
30315         Remove.
30316         * config/avr/avr.c (avr_ret_register): Make static inline.
30317         (avr_function_value_regno_p): New function.
30318         (avr_libcall_value): Make static. Add 'func' argument.
30319         (avr_function_value): Make static. Rename 'func' argument to
30320         'fn_decl_or_type', forward it to avr_libcall_value. Call
30321         avr_ret_register function instead of RET_REGISTER macro.
30322         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
30323
30324 2011-03-18  Jason Merrill  <jason@redhat.com>
30325
30326         PR c++/23372
30327         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
30328
30329 2011-03-18  Richard Guenther  <rguenther@suse.de>
30330
30331         * doc/install.texi (--enable-gold): Remove.
30332         (--with-plugin-ld): Document.
30333         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
30334
30335 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
30336
30337         PR middle-end/47790
30338         * expr.c (optimize_bitfield_assignment_op): Revamp to work
30339         again after expansion changes.
30340
30341 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
30342
30343         * combine.c (try_combine): Do simplification only call of
30344         subst() on i2 even when i1 is present. Update comments.
30345
30346 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
30347
30348         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
30349         and UNSPEC_PCREL_SYMOFF.
30350
30351 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30352
30353         * config/s390/s390.md: Use define_c_enum for the unspec constant
30354         definitions.
30355
30356 2011-03-18  Richard Henderson  <rth@redhat.com>
30357             Jakub Jelinek  <jakub@redhat.com>
30358
30359         PR bootstrap/48161
30360         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
30361         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
30362
30363 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
30364
30365         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
30366         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
30367         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
30368         Change return type to bool.
30369         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
30370
30371 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30372
30373         PR debug/48163
30374         * var-tracking.c (prepare_call_arguments): If CALL target
30375         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
30376         pc instead of looking it up using cselib_lookup and use
30377         Pmode for it if x has VOIDmode.
30378         * dwarf2out.c (gen_subprogram_die): If also both first and
30379         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
30380
30381         PR debug/48163
30382         * function.c (assign_parms): For data.passed_pointer parms
30383         use MEM of data.entry_parm instead of data.entry_parm itself
30384         as DECL_INCOMING_RTL.
30385         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
30386         also when passed and declared mode is the same, DECL_RTL
30387         is a MEM with pseudo as address and DECL_INCOMING_RTL is
30388         a MEM too.
30389
30390 2011-03-16  Jeff Law  <law@redhat.com>
30391
30392         PR rtl-optimization/37273
30393         * ira-costs.c (scan_one_insn): Detect constants living in memory and
30394         handle them like argument loads from stack slots.  Do not double
30395         count memory for memory constants and argument loads from stack slots.
30396
30397 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30398
30399         PR debug/48160
30400         * var-tracking.c (prepare_call_arguments): Check SUBREG.
30401
30402 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30403
30404         PR target/48171
30405         * config/i386/i386.opt: Add Save to -mavx and -mfma.
30406
30407 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30408
30409         PR bootstrap/48153
30410         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
30411         if dwarf_strict.
30412         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
30413         Clear call_arg_locations and call_arg_loc_last always.
30414
30415         PR middle-end/48152
30416         * var-tracking.c (prepare_call_arguments): If argument needs to be
30417         passed by reference, adjust argtype and mode.
30418
30419 2011-03-17  Richard Guenther  <rguenther@suse.de>
30420
30421         PR middle-end/48134
30422         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
30423         a value make sure to fold the statement.
30424
30425 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
30426
30427         PR target/43872
30428         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
30429         return condition with !cfun->calls_alloca.
30430
30431 2011-03-17  Richard Guenther  <rguenther@suse.de>
30432
30433         PR bootstrap/48148
30434         * lto-cgraph.c (input_overwrite_node): Clear the abstract
30435         origin for decls in other ltrans units.
30436         (input_varpool_node): Likewise.
30437
30438 2011-03-17  Richard Guenther  <rguenther@suse.de>
30439
30440         PR middle-end/48165
30441         * tree-object-size.c (compute_object_offset): Properly return
30442         the offset operand of MEM_REFs as sizetype.
30443
30444 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30445
30446         PR rtl-optimization/48141
30447         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
30448         * dse.c: Include params.h.
30449         (active_local_stores_len): New variable.
30450         (add_wild_read, dse_step1): Clear it when setting active_local_stores
30451         to NULL.
30452         (record_store, check_mem_read_rtx): Decrease it when removing
30453         from the chain.
30454         (scan_insn): Likewise.  Increase it when adding to chain, if it
30455         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
30456         set active_local_stores to NULL before the addition.
30457         * Makefile.in (dse.o): Depend on $(PARAMS_H).
30458
30459         PR rtl-optimization/48141
30460         * dse.c (record_store): If no positions are needed in an insn
30461         that cannot be deleted, at least unchain it from active_local_stores.
30462
30463 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
30464
30465         PR debug/47510
30466         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
30467         (lookup_type_die_strip_naming_typedef): ... here.
30468         (get_context_die): Use it.
30469         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
30470         the anonymous struct named by the naming typedef.
30471
30472 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
30473
30474         PR target/48154
30475         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
30476         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30477
30478 2011-03-16  Jeff Law  <law@redhat.com>
30479
30480         * tree-vrp.c (identify_jump_threads): Slightly simplify type
30481         check for operands of conditional.  Allow type to be a pointer.
30482
30483 2011-03-16  Richard Guenther  <rguenther@suse.de>
30484
30485         PR tree-optimization/48149
30486         * fold-const.c (fold_binary_loc): Fold
30487         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
30488
30489 2011-03-16  Richard Guenther  <rguenther@suse.de>
30490
30491         PR tree-optimization/26134
30492         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
30493         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
30494         (non_rewritable_mem_ref_base): Handle complex type component
30495         accesses, constrain offsets for vector and complex extracts
30496         more properly.
30497
30498 2011-03-16  Richard Guenther  <rguenther@suse.de>
30499
30500         PR tree-optimization/48146
30501         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
30502         operands avoiding the need for renaming.
30503
30504 2011-03-16  Richard Guenther  <rguenther@suse.de>
30505
30506         * gimple-fold.c (maybe_fold_reference): Open-code relevant
30507         constant folding.  Move MEM_REF canonicalization first.
30508         Rely on fold_const_aggregate_ref for initializer folding.
30509         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
30510
30511 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30512
30513         PR middle-end/48136
30514         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
30515         arg0/arg1 or their arguments are always fold converted to matching
30516         types.
30517
30518         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
30519         to nargs.
30520
30521 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30522
30523         PR lto/46944
30524         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
30525         Handle in-tree gold.
30526         (ld_vers): Extract binutils version for gold.
30527         (gcc_cv_ld_hidden): Handle gold here.
30528         (gcc_cv_lto_plugin): Determine level of linker plugin support.
30529         * configure: Regenerate.
30530         * config.in: Regenerate.
30531         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
30532         -fuse-linker-plugin otherwise.
30533         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
30534         (LINK_COMMAND_SPEC): Use it.
30535         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
30536
30537 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30538
30539         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
30540         * calls.c: Remove debug.h include.
30541         (emit_call_1): Don't call virtual_call_token debug hook.
30542         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
30543         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
30544         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
30545         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
30546         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
30547         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
30548         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
30549         dwarf2out_virtual_call): Remove.
30550         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
30551         copy_call_info and virtual_call hooks.
30552         (dwarf2out_init): Don't initialize vcall_insn_table,
30553         debug_dcall_section and debug_vcall_section.
30554         (prune_unused_types): Don't mark nodes from dcall_table.
30555         (dwarf2out_finish): Don't output dcall or vcall tables.
30556         * final.c (final_scan_insn): Don't call direct_call or
30557         virtual_call debug hooks.
30558         * debug.h (struct gcc_debug_hooks): Remove direct_call,
30559         virtual_call_token, copy_call_info and virtual_call hooks.
30560         (debug_nothing_uid): Remove prototype.
30561         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
30562         copy_call_info and virtual_call hooks.
30563         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
30564         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
30565         * debug.c (do_nothing_debug_hooks): Likewise.
30566         (debug_nothing_uid): Remove.
30567         * doc/invoke.texi (-fenable-icf-debug): Remove.
30568         * common.opt (-fenable-icf-debug): Likewise.
30569
30570         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
30571         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
30572         call's MEM.  Handle functions returning aggregate through a hidden
30573         first pointer.  For virtual calls add clobbered pc to call arguments
30574         chain.
30575         * dwarf2out.c (gen_subprogram_die): Emit
30576         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
30577         can't be emitted.
30578
30579         PR debug/45882
30580         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
30581         * rtl.h (ENTRY_VALUE_EXP): Define.
30582         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
30583         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
30584         * print-rtl.c (print_rtx): Likewise.
30585         * gengtype.c (adjust_field_rtx_def): Likewise.
30586         * var-tracking.c (vt_add_function_parameter): Adjust
30587         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
30588         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
30589         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
30590         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
30591         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
30592
30593         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
30594         Call var_location debug hook even on CALL_INSNs.
30595         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
30596         * rtl.def (ENTRY_VALUE): New.
30597         * dwarf2out.c: Include cfglayout.h.
30598         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
30599         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
30600         (struct call_arg_loc_node): New type.
30601         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
30602         tail_call_site_count): New variables.
30603         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
30604         DW_TAG_GNU_call_site_parameter.
30605         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
30606         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
30607         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
30608         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
30609         and DW_AT_GNU_all_source_call_sites.
30610         (mem_loc_descriptor): Handle ENTRY_VALUE.
30611         (add_src_coords_attributes): Don't add enything if
30612         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
30613         (dwarf2out_abstract_function): Save and clear call_arg_location,
30614         call_site_count and tail_call_site_count around dwarf2out_decl call.
30615         (gen_call_site_die): New function.
30616         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
30617         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
30618         (dwarf2out_function_decl): Clear call_arg_locations,
30619         call_arg_loc_last, set call_site_count and tail_call_site_count
30620         to -1 and free block_map.
30621         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
30622         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
30623         followed by any real instructions.
30624         (dwarf2out_begin_function): Set call_site_count and
30625         tail_call_site_count to 0.
30626         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
30627         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
30628         attempt to force a DIE for it and worst case remove the attribute.
30629         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
30630         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
30631         the decl itself.
30632         * var-tracking.c: Include tm_p.h.
30633         (vt_stack_adjustments): For calls call note_register_arguments.
30634         (argument_reg_set): New variable.
30635         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
30636         ensure the VALUE is resolved.
30637         (call_arguments): New variable.
30638         (prepare_call_arguments): New function.
30639         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
30640         (struct expand_loc_callback_data): Add ignore_cur_loc field.
30641         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
30642         always use the best expression.
30643         (vt_expand_loc): Add ignore_cur_loc argument.
30644         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
30645         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
30646         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
30647         note for all calls.
30648         (vt_add_function_parameter): Use cselib_lookup_from_insn.
30649         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
30650         argument.  Don't call cselib_preserve_only_values and
30651         cselib_reset_table.
30652         (note_register_arguments): New function.
30653         (vt_initialize): Compute argument_reg_set.  Call
30654         vt_add_function_parameters before processing basic blocks instead of
30655         afterwards.  For calls call prepare_call_arguments before calling
30656         cselib_process_insn.
30657         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
30658         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
30659         (var-tracking.o): Depend on $(TM_P_H).
30660         * cfglayout.h (insn_scope): New prototype.
30661         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
30662         * cfglayout.c (insn_scope): No longer static.
30663         * insn-notes.def (CALL_ARG_LOCATION): New.
30664         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
30665         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
30666         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
30667         nothing for DECL_EXTERNAL BLOCK_VARS.
30668
30669 2011-03-16  Alan Modra  <amodra@gmail.com>
30670
30671         PR target/45844
30672         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
30673         create invalid offset address for vsx splat insn.
30674         * config/rs6000/predicates.md (splat_input_operand): New.
30675         * config/rs6000/vsx.md (vsx_splat_*): Use it.
30676
30677 2011-03-15  Xinliang David Li  <davidxl@google.com>
30678
30679         PR c/47837
30680         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
30681         (normalize_preds): New function.
30682         (is_use_properly_guarded): Normalize def predicates.
30683
30684 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30685
30686         PR target/46788
30687         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
30688         in the output template.
30689
30690 2011-03-15  Richard Guenther  <rguenther@suse.de>
30691
30692         PR middle-end/47650
30693         * tree-pretty-print.c (dump_function_declaration): Properly
30694         dump unprototyped and varargs function types.
30695
30696 2011-03-15  Richard Guenther  <rguenther@suse.de>
30697
30698         PR tree-optimization/13954
30699         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
30700         and friends.
30701
30702 2011-03-15  Richard Guenther  <rguenther@suse.de>
30703
30704         PR tree-optimization/48037
30705         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
30706         selects into BIT_FIELD_REFs.
30707         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
30708         vector select.
30709
30710 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
30711
30712         PR tree-optimization/48129
30713         * builtins.c (fold_builtin_snprintf): Convert to type of
30714         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
30715         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
30716
30717 2011-03-15  Richard Guenther  <rguenther@suse.de>
30718
30719         PR tree-optimization/41490
30720         * tree-ssa-dce.c (propagate_necessity): Handle returns without
30721         value but with VUSE.
30722         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
30723         return statements.
30724         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
30725         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
30726         * tree-tailcall.c (find_tail_calls): Ignore returns.
30727
30728 2011-03-15  Richard Guenther  <rguenther@suse.de>
30729
30730         PR middle-end/48031
30731         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
30732         or variable-indexed array accesses when in gimple form.
30733
30734 2011-03-15  Richard Guenther  <rguenther@suse.de>
30735
30736         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
30737
30738 2011-03-15  Alan Modra  <amodra@gmail.com>
30739
30740         PR target/48032
30741         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
30742         presume symbol_refs without a symbol_ref_decl are suitably
30743         aligned, nor other trees we may see here.  Handle anchor symbols.
30744         (legitimate_constant_pool_address_p): Comment.  Add mode param.
30745         Check cmodel=medium addresses.  Adjust all calls.
30746         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
30747         creating cmodel=medium optimized access to locals.
30748         * config/rs6000/constraints.md (R): Pass QImode to
30749         legitimate_constant_pool_address_p.
30750         * config/rs6000/predicates.md (input_operand): Pass mode to
30751         legitimate_constant_pool_address_p.
30752         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
30753         Update prototype.
30754
30755 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
30756
30757         PR target/48053
30758         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
30759         64-bit constants being loaded into registers other than GPRs such
30760         as loading 0 into a VSX register.
30761
30762 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30763
30764         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
30765
30766 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30767
30768         PR middle-end/47917
30769         * builtins.c (fold_builtin_snprintf): New function.
30770         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
30771         (fold_builtin_4): Likewise.
30772
30773         PR middle-end/38878
30774         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
30775         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
30776         and C - X == X also strip nops from +/-/p+ operand.
30777         When optimizing -X == C, fold C to arg0's type.
30778
30779         PR debug/47946
30780         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
30781         emit it as add_AT_int instead of add_AT_unsigned.
30782
30783 2011-03-14  Tom Tromey  <tromey@redhat.com>
30784
30785         * unwind-dw2.c: Include sys/sdt.h if it exists.
30786         (_Unwind_DebugHook): Use STAP_PROBE2.
30787         * config.in, configure: Rebuild.
30788         * configure.ac: Check for sys/sdt.h.
30789
30790 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
30791
30792         * config/i386/i386.md (ROUND_FLOOR): New constant.
30793         (ROUND_CEIL): Ditto.
30794         (ROUND_TRUNC): Ditto.
30795         (ROUND_MXCSR): Ditto.
30796         (ROUND_NO_EXC): Ditto.
30797         (rint<mode>2): Use new defines instead of numerical constants.
30798         (floor<mode>2): Ditto.
30799         (ceil<mode>2): Ditto.
30800         (btrunc<mode>2): Ditto.
30801         * config/i386/i386-builtin-types.def: Define ROUND function type
30802         aliases.
30803         * config/i386/i386.c (enum ix86_builtins): Add
30804         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
30805         (struct builtin_description): Add
30806         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
30807         (ix86_expand_sse_round): New static function.
30808         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
30809         function types.
30810         (ix86_builtin_vectorized_function): Handle
30811         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30812
30813 2011-03-14  Tom Tromey  <tromey@redhat.com>
30814
30815         * c-parser.c (c_parser_asm_string_literal): Clear
30816         warn_overlength_strings.
30817
30818 2011-03-14  Tom Tromey  <tromey@redhat.com>
30819
30820         * c-parser.c (disable_extension_diagnostics): Save
30821         warn_overlength_strings.
30822         (restore_extension_diagnostics): Restore warn_overlength_strings.
30823
30824 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30825
30826         * BASE-VER: Change to 4.7.0.
30827
30828 2011-03-14  Richard Guenther  <rguenther@suse.de>
30829
30830         PR middle-end/48098
30831         * tree.c (build_vector_from_val): Adjust assert to requirements
30832         and reality.
30833
30834 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30835
30836         PR bootstrap/48102
30837         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
30838
30839 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
30840
30841         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
30842         terms of target_flags_explicit. Adjust copyright year.
30843
30844         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
30845         * config/rs6000/t-freebsd: New file. Add override for
30846         LIB2FUNCS_EXTRA.
30847
30848 2011-03-13  Chris Demetriou  <cgd@google.com>
30849
30850         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
30851         (-fno-diagnostics-show-option): this, to reflect current default.
30852         (-Werror=): Update text about -fno-diagnostics-show-option.
30853
30854 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
30855
30856         PR target/48053
30857         * config/rs6000/predicates.md (easy_vector_constant_add_self,
30858         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
30859         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
30860         mode is not V2DImode or V2DFmode.
30861         (vspltis_constant): Do not handle V2DImode and V2DFmode.
30862         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
30863         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
30864         registers to 0.
30865         (movdi_internal64): Likewise.
30866
30867 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
30868
30869         PR tree-optimization/47127
30870         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
30871         parameter.
30872         (set_cloog_options): Same.
30873         (scop_to_clast): Same.
30874         (print_clast_stmt): Do not call cloog_state_malloc and
30875         cloog_state_free.
30876         (print_generated_program): Same.
30877         (gloog): Same.
30878         * graphite-clast-to-gimple.h (cloog_state): Declared.
30879         (scop_to_clast): Adjust declaration.
30880         * graphite.c (cloog_state): Defined here.
30881         (graphite_initialize): Call cloog_state_malloc.
30882         (graphite_finalize): Call cloog_state_free.
30883
30884 2011-03-11  Jason Merrill  <jason@redhat.com>
30885
30886         * attribs.c (lookup_attribute_spec): Take const_tree.
30887         * tree.h: Adjust.
30888
30889 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
30890
30891         * config/sparc/sparc.c (sparc_option_override): Use
30892         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
30893
30894 2011-03-11  Richard Guenther  <rguenther@suse.de>
30895
30896         PR tree-optimization/48067
30897         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
30898         multiplication result will be only used once on the target
30899         stmt.
30900
30901 2011-03-11  Richard Guenther  <rguenther@suse.de>
30902
30903         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
30904
30905 2011-03-11  Richard Guenther  <rguenther@suse.de>
30906
30907         PR lto/48073
30908         * tree.c (find_decls_types_r): Do not walk types only reachable
30909         from IDENTIFIER_NODEs.
30910
30911 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30912
30913         PR middle-end/48044
30914         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
30915         all vnode->force_output nodes as needed.
30916
30917 2011-03-11  Jason Merrill  <jason@redhat.com>
30918
30919         PR c++/48069
30920         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
30921         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
30922
30923 2011-03-11  Martin Jambor  <mjambor@suse.cz>
30924
30925         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
30926         cgraph_node.
30927
30928 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30929
30930         PR tree-optimization/48063
30931         * ipa-inline.c (cgraph_decide_inlining): Don't try to
30932         inline functions called once if !tree_can_inline_p (node->callers).
30933
30934 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
30935
30936         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
30937         extra_objs.
30938         * config/score/score3.c: Delete.
30939         * config/score/score3.h: Delete.
30940         * config/score/mul-div.S: Delete.
30941         * config/score/sfp-machine.h: Add new file.
30942         * config/score/constraints.md: Add new file.
30943         * config/score/t-score-softfp: Add new file.
30944         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
30945         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
30946         (score7_extra_constraint): Delete.
30947         (score7_option_override): Remove unused code.
30948         * config/score/score.c: Remove score3 and score5 define and code.
30949         * config/score/score.h: Remove score3 and score5 define and code.
30950         * config/score/score.md: Remove score3 template and unusual insn.
30951         * config/score/score.opt: Remove score3 and score5 options.
30952
30953 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
30954
30955         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
30956         when _HPUX_SOURCE is defined.
30957         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
30958
30959 2011-03-10  Jason Merrill  <jason@redhat.com>
30960
30961         PR c++/48029
30962         * stor-layout.c (layout_type): Don't set structural equality
30963         on arrays of incomplete type.
30964         * tree.c (type_hash_eq): Handle comparing them properly.
30965
30966 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
30967
30968         PR debug/48043
30969         * config/s390/s390.c (s390_delegitimize_address): Make sure the
30970         result mode matches original rtl mode.
30971
30972 2011-03-10  Nick Clifton  <nickc@redhat.com>
30973
30974         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
30975         (andsi3, andsi3_flags): Fix timings for three operand alternative.
30976
30977 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
30978
30979         PR rtl-optimization/47866
30980         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
30981         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
30982         if target wasn't scalar.
30983         * function.c (assign_stack_temp_for_type): Assert that neither
30984         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
30985         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
30986         macro.
30987         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
30988
30989 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30990
30991         * config/s390/s390-protos.h (s390_label_align): New prototype.
30992         * config/s390/s390.c (s390_label_align): New function.
30993         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
30994
30995 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
30996
30997         PR target/47755
30998         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
30999         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
31000         (output_vec_const_move): Ditto.
31001
31002 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
31003
31004         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
31005         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
31006         * config/mips/mips.c (mips_preferred_reload_class): Make static.
31007         Change 'rclass' argument and result type to reg_class_t.
31008         (TARGET_PREFERRED_RELOAD_CLASS): Define.
31009
31010 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
31011
31012         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
31013         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
31014         (TARGET_MEMORY_MOVE_COST): Define.
31015         (avr_register_move_cost, avr_memory_move_cost): New Functions.
31016
31017 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
31018
31019         PR debug/47881
31020         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
31021         removed anything.
31022
31023         PR tree-optimization/48022
31024         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
31025         for EQ/NE_EXPR.
31026
31027 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
31028
31029         PR debug/47991
31030         * var-tracking.c (find_use_val): Return NULL for
31031         cui->sets && cui->store_p BLKmode MEMs.
31032
31033 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
31034
31035         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
31036         Remove.
31037         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
31038         xstormy16_print_operand_address): Remove.
31039         * config/stormy16/stormy16.c (xstormy16_print_operand,
31040         xstormy16_print_operand_address): Make static.
31041         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
31042
31043 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
31044
31045         PR target/47862
31046         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
31047         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
31048         before definition.
31049
31050 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
31051
31052         PR bootstrap/48000
31053         * cfgloopmanip.c (fix_bb_placements): Return immediately
31054         if FROM is BASE_LOOP's header.
31055
31056 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
31057
31058         * gimplify.c (gimplify_function_tree): Fix building calls
31059         to __builtin_return_address.
31060
31061 2011-03-07  Alan Modra  <amodra@gmail.com>
31062
31063         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
31064         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
31065         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
31066         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
31067         return_mode args.
31068         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
31069         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
31070         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
31071         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
31072         * config/rs6000/rs6000.c
31073         (rs6000_elf_end_indicate_exec_stack): Rename to..
31074         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
31075         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
31076         (rs6000_file_start): ..here.
31077         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
31078         file scope variables.
31079         (call_ABI_of_interest): New function.
31080         (init_cumulative_args): Set above vars when function return value
31081         is a float, vector, or small struct.
31082         (rs6000_function_arg_advance_1): Likewise for function args.
31083         (rs6000_va_start): Set rs6000_passes_float if variable arg function
31084         references float args.
31085
31086 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
31087
31088         * doc/cfg.texi: Remove "See" before @ref.
31089         * doc/invoke.texi: Likewise.
31090
31091 2011-03-05  Jason Merrill  <jason@redhat.com>
31092
31093         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
31094
31095 2011-03-05  Anthony Green  <green@moxielogic.com>
31096
31097         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
31098
31099 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
31100
31101         PR rtl-optimization/47899
31102         * cfgloopmanip.c (fix_bb_placements): Fix first argument
31103         to flow_loop_nested_p when moving the loop upward.
31104
31105 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
31106
31107         PR target/47719
31108         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
31109
31110 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
31111
31112         PR tree-optimization/47967
31113         * ipa-cp.c (build_const_val): Return NULL instead of creating
31114         VIEW_CONVERT_EXPR for mismatching sizes.
31115         (ipcp_create_replace_map): Return NULL if build_const_val failed.
31116         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
31117         give up on versioning.
31118
31119 2011-03-05  Alan Modra  <amodra@gmail.com>
31120
31121         PR target/47986
31122         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
31123         full cmodel medium/large lo_sum + high addresses.
31124
31125 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31126
31127         * config/s390/s390.c (s390_decompose_address): Reject non-literal
31128         pool references in UNSPEC_LTREL_OFFSET.
31129
31130 2011-03-04  Jan Hubicka  <jh@suse.cz>
31131
31132         PR lto/47497
31133         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
31134         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
31135         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
31136         Add node pointers.
31137         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
31138         cgraph_add_thunk): Add node pointers.
31139         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
31140         associated to right node.
31141         (input_node): Update use of cgraph_same_body_alias
31142         and cgraph_add_thunk.
31143
31144 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
31145
31146         * config/i386/i386.opt (mprefer-avx128): New flag.
31147         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
31148         modes when the flag -mprefer-avx128 is on.
31149
31150 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
31151
31152         * dwarf2out.c (compare_loc_operands): Fix address handling.
31153
31154 2011-03-04  Alan Modra  <amodra@gmail.com>
31155
31156         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
31157
31158 2011-03-04  Richard Guenther  <rguenther@suse.de>
31159
31160         PR middle-end/47968
31161         * expmed.c (extract_bit_field_1): Prefer vector modes that
31162         vec_extract patterns can handle.
31163
31164 2011-03-04  Richard Guenther  <rguenther@suse.de>
31165
31166         PR middle-end/47975
31167         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
31168
31169 2011-03-04  Richard Henderson  <rth@redhat.com>
31170
31171         * explow.c (emit_stack_save): Remove 'after' parameter.
31172         (emit_stack_restore): Likewise.
31173         * expr.h: Update to match.
31174         * builtins.c, calls.c, stmt.c: Likewise.
31175         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
31176         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
31177         * function.c (expand_function_end): Insert the emit_stack_save
31178         sequence before parm_birth_insn instead of after.
31179
31180 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
31181
31182         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
31183         (ssse3_pmaddubsw128): Ditto.
31184         (ssse3_pmaddubsw): Ditto.
31185
31186 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
31187
31188         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
31189
31190 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
31191
31192         PR c/47963
31193         * gimplify.c (omp_add_variable): Only call omp_notice_variable
31194         on TYPE_SIZE_UNIT if it is a DECL.
31195
31196         PR debug/47283
31197         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
31198         first operand is not is_gimple_mem_ref_addr, try to fold it.
31199         If the operand still isn't is_gimple_mem_ref_addr, clear
31200         MEM_EXPR on op0.
31201
31202 2011-03-03  Richard Guenther  <rguenther@suse.de>
31203
31204         PR middle-end/47283
31205         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
31206         match comment.
31207         (refs_may_alias_p_1): For release branches return true if
31208         we are confused by our input.
31209
31210 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31211
31212         * config/s390/s390.c (s390_function_value): Rename to ...
31213         (s390_function_and_libcall_value): ... this.
31214         (s390_function_value): New function.
31215         (s390_libcall_value): New function.
31216         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
31217         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
31218         target macro definitions.
31219         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
31220
31221 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
31222
31223         * config/i386/freebsd64.h (CC1_SPEC): Define.
31224         * config/i386/linux64.h (CC1_SPEC): Define.
31225         * config/i386/x86-64.h (CC1_SPEC): Don't define.
31226
31227 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
31228
31229         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
31230         Remove.
31231         * config/stormy16/stormy16.c: Include reload.h.
31232         (xstormy16_memory_move_cost): New function.
31233         (TARGET_MEMORY_MOVE_COST): Define.
31234
31235 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
31236
31237         PR rtl-optimization/47925
31238         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
31239         with side effects.  Remove the more-specific check for volatile asms.
31240
31241 2011-03-02  Alan Modra  <amodra@gmail.com>
31242
31243         PR target/47935
31244         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
31245         toc relative addresses for valid offsets.
31246
31247 2011-03-01  Richard Guenther  <rguenther@suse.de>
31248
31249         PR tree-optimization/47890
31250         * tree-vect-loop.c (get_initial_def_for_induction): Set
31251         related stmt properly.
31252
31253 2011-03-01  Richard Guenther  <rguenther@suse.de>
31254
31255         PR lto/47924
31256         * lto-streamer.c (lto_record_common_node): Also register
31257         the canonical type.
31258
31259 2011-03-01  Richard Guenther  <rguenther@suse.de>
31260
31261         PR lto/46911
31262         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31263         Do not stream DECL_ABSTRACT_ORIGIN.
31264         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31265         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31266         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31267         Do not stream DECL_ABSTRACT_ORIGIN.
31268         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31269         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31270
31271 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
31272
31273         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
31274         FUNCTION_VALUE_REGNO_P): Remove.
31275         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
31276         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
31277         Add 'outgoing' argument.
31278         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
31279         function.
31280         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31281         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31282
31283 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
31284
31285         PR debug/28047
31286         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
31287         (lookup_filename): Likewise.
31288         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
31289
31290 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
31291             Jakub Jelinek  <jakub@redhat.com>
31292
31293         PR middle-end/47893
31294         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
31295         (assign_stack_local_1): Change last argument type to int.
31296         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
31297         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
31298         don't record padding space into frame_space_list nor use those areas.
31299         (assign_stack_local): Adjust caller.
31300         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
31301         of assign_stack_local, pass 0 as last argument.
31302         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
31303         callers.
31304
31305 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
31306
31307         PR debug/47283
31308         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
31309         Use target address_mode and pointer_mode hooks instead of hardcoded
31310         Pmode and ptr_mode.  Handle some simple cases of extending if
31311         POINTERS_EXTEND_UNSIGNED < 0.
31312         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
31313         Call convert_debug_memory_address.
31314         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
31315         convert_debug_memory_address.
31316
31317         PR middle-end/46790
31318         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
31319         * configure: Regenerated.
31320         * config.in: Regenerated.
31321         * varasm.c (default_function_section): Return NULL
31322         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
31323
31324 2011-02-28  Martin Jambor  <mjambor@suse.cz>
31325
31326         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
31327         the description to match the printed values.
31328
31329 2011-02-28  Richard Guenther  <rguenther@suse.de>
31330
31331         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
31332         of the copied scope tree.
31333
31334 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31335
31336         * doc/extend.texi (Function Attributes): Avoid deeply (and
31337         wrongly) nested tables.
31338
31339 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
31340
31341         PR middle-end/47903
31342         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
31343         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
31344         r isn't op0 nor op1.
31345
31346 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31347
31348         * config/avr/avr.md: Remove magic comment for emacs.
31349
31350 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31351
31352         PR target/45261
31353         * config/avr/avr.c (avr_option_override): Use error on bad options.
31354         (avr_help): New function.
31355         (TARGET_HELP): Define.
31356
31357 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
31358
31359         PR target/42240
31360         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
31361         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
31362
31363 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
31364
31365         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
31366         (ARM Options): Ditto.
31367         (i386 and x86-64 Options): Ditto.
31368         (RX Options): Ditto.
31369         (SPARC Options): Ditto.
31370
31371 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
31372
31373         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
31374         FreeBSD 6 and later.  Generally use cpu generic.
31375
31376 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
31377
31378         * doc/cpp.texi: Update copyright years.
31379
31380 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
31381
31382         PR target/46898
31383         * config/lm32/lm32.md (ashrsi3): Added needed variable.
31384
31385 2011-02-25  Jon Beniston  <jon@beniston.com>
31386
31387         PR target/46898
31388         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
31389         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
31390         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
31391         (lm32_block_move_inline): Add type cast to remove warning.
31392         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
31393         (gen_int_relational): Move declarations to start of function.
31394
31395 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
31396
31397         PR tree-optimization/45470
31398         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
31399         can throw internally only.
31400         * tree-vect-stmts.c (vectorizable_call): Likewise.
31401
31402 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
31403
31404         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
31405         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
31406         * config/stormy16/stormy16-protos.h
31407         (xstormy16_preferred_reload_class): Remove.
31408         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
31409         static. Change 'rclass' argument and return type to reg_class_t.
31410         (TARGET_PREFERRED_RELOAD_CLASS,
31411         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
31412
31413 2011-02-24  Richard Guenther  <rguenther@suse.de>
31414
31415         * lto-streamer-in.c (input_bb): Do not find referenced vars
31416         in debug statements.
31417
31418 2011-02-23  Jason Merrill  <jason@redhat.com>
31419
31420         * common.opt (fabi-version): Document v5 and v6.
31421
31422 2011-02-23  Richard Guenther  <rguenther@suse.de>
31423
31424         PR tree-optimization/47849
31425         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
31426
31427 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31428
31429         * opts-common.c (decode_cmdline_option): Print empty string
31430         argument as "" in decoded->orig_option_with_args_text.
31431         * gcc.c (execute): Print empty string argument as ""
31432         in the verbose output.
31433         (do_spec_1): Keep empty string argument.
31434
31435 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
31436
31437         * config.gcc: Declare score-* and crx-* obsolete.
31438
31439 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31440
31441         PR rtl-optimization/47763
31442         * web.c (web_main): Ignore naked clobber when replacing register.
31443
31444 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
31445
31446         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
31447         Remove.
31448
31449 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
31450
31451         PR doc/47848
31452         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
31453
31454 2011-02-22  Mike Stump  <mikestump@comcast.net>
31455
31456         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
31457         assembler.
31458         * configure: Regenerate.
31459
31460 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
31461
31462         PR rtl-optimization/46002
31463         * ira-color.c (update_copy_costs): Change class intersection
31464         test to reg_class_contents[] test of 'hard_regno'.
31465
31466 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
31467
31468         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
31469         than Driver option.
31470         * config/hpux11.opt (mt): Likewise.
31471         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
31472         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
31473         * config/vax/elf.opt (mno-asm-pic): Likewise.
31474         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
31475
31476 2011-02-21  Mike Stump  <mikestump@comcast.net>
31477
31478         PR target/47822
31479         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
31480         tree so we can get save the type.
31481         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
31482         for CFString instead of trying to use past the end of the builtins.
31483         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
31484         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
31485         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
31486         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
31487         Rename to darwin_builtin_cfstring.
31488         (darwin_init_cfstring_builtins): Return the built type.
31489
31490 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
31491
31492         PR target/47840
31493         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
31494         (_mm256_insert_epi64): Use _mm_insert_epi64.
31495
31496 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
31497
31498         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31499         * config/stormy16/stormy16-protos.h
31500         (xstormy16_mode_dependent_address_p): Remove.
31501         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
31502         Make static. Change return type to bool. Change argument type to
31503         const_rtx. Remove dead code.
31504         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31505
31506 2011-02-21  Richard Guenther  <rguenther@suse.de>
31507
31508         PR lto/47820
31509         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31510         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31511         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
31512         TUs context.
31513         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31514         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31515
31516 2011-02-20  Richard Guenther  <rguenther@suse.de>
31517
31518         PR lto/47822
31519         * tree.c (free_lang_data_in_decl): Clean builtins from
31520         the TU decl BLOCK_VARS.
31521
31522 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
31523
31524         PR debug/47620
31525         PR debug/47630
31526         * haifa-sched.c (fix_tick_ready): Skip tick computation
31527         for debug insns.
31528
31529 2011-02-19  Richard Guenther  <rguenther@suse.de>
31530
31531         PR lto/47647
31532         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
31533         Remove lazy BLOCK_VARS streaming.
31534         (lto_input_ts_block_tree_pointers): Likewise.
31535         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
31536
31537 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31538
31539         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
31540
31541 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31542
31543         * config/i386/biarch32.h, config/i386/mach.h,
31544         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
31545
31546 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
31547
31548         PR target/47800
31549         * config/i386/i386.md (peephole2 for shift and plus): Use
31550         operands[1] original mode in the first insn.
31551
31552 2011-02-18  Mike Stump  <mikestump@comcast.net>
31553
31554         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
31555
31556 2011-02-18  Jan Hubicka  <jh@suse.cz>
31557
31558         PR middle-end/47788
31559         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
31560         to zero when the function is not inlinable at all.
31561
31562 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31563
31564         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
31565         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
31566         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
31567         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
31568         * config/pa/t-pa64: Likewise.
31569         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
31570
31571 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31572
31573         PR driver/47787
31574         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
31575
31576 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31577
31578         PR target/47792
31579         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
31580
31581 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
31582
31583         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
31584         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
31585         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
31586         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
31587         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
31588         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
31589         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
31590         m32r_load_postinc_p, m32r_store_preinc_predec_p,
31591         m32r_legitimate_address_p): New functions.
31592         * config/m32r/constraints.md (constraint "S"): Don't use
31593         STORE_PREINC_PREDEC_P.
31594         (constraint "U"): Don't use LOAD_POSTINC_P.
31595
31596 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
31597
31598         PR rtl-optimization/46178
31599         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
31600         compute ira_hard_regno_cover_class[].
31601
31602 2011-02-18  Richard Guenther  <rguenther@suse.de>
31603
31604         PR lto/47798
31605         * lto-streamer.h (lto_global_var_decls): Declare.
31606         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
31607         statics for global var processing.
31608
31609 2011-02-18  Richard Guenther  <rguenther@suse.de>
31610
31611         PR tree-optimization/47737
31612         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
31613         edge dominance check.
31614
31615 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31616
31617         PR debug/47780
31618         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
31619         avoid invalid rtx sharing.
31620
31621 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
31622
31623         * doc/cpp.texi (Obsolete Features): Add background on the
31624         origin of assertions.
31625
31626 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
31627
31628         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
31629         objc_abi == 2.
31630         * config/darwin.c (output_objc_section_asm_op): Added support for
31631         ABI v1 and v2.
31632         (is_objc_metadata): New.
31633         (darwin_objc2_section): New.
31634         (darwin_objc1_section): New.
31635         (machopic_select_section): Added support for ABI v1 and v2.
31636         (darwin_emit_objc_zeroed): New.
31637         (darwin_output_aligned_bss): Detect objc metadata and treat it
31638         appropriately.
31639         (darwin_asm_output_aligned_decl_common): Same.
31640         (darwin_asm_output_aligned_decl_local): Same.
31641         * config/darwin-sections.def: Updated for ABI v1 and v2.
31642         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
31643         compiling Objective-C code for the NeXT runtime, default to using
31644         ABI version 0 for 32-bit, and version 2 for 64-bit.
31645
31646 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31647
31648         * common.opt (optimize_fast): New Variable.
31649         * opts.c (default_options_optimization): Use opts->x_optimize_fast
31650         instead of local variable ofast.
31651
31652 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
31653
31654         * doc/invoke.texi (fobjc-abi-version): Documented.
31655         (fobjc-nilcheck): Documented.
31656         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
31657         version.
31658
31659 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31660
31661         PR driver/47390
31662         * common.opt (export-dynamic): New Driver option.
31663         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
31664
31665 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31666
31667         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
31668
31669 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
31670             Jan Hubicka  <jh@suse.cz>
31671
31672         PR debug/47106
31673         PR debug/47402
31674         * cfgexpand.c (account_used_vars_for_block): Remove.
31675         (estimated_stack_frame_size): Use referenced vars.
31676         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
31677         that were referenced in the original function.  Test src_fn
31678         rather than cfun.  Drop redundant get_var_ann.
31679         (setup_one_parameter): Drop redundant get_var_ann.
31680         (declare_return_variable): Likewise.
31681         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
31682         (copy_arguments_for_versioning): Drop redundant get_var_ann.
31683         * ipa-inline.c (compute_inline_parameters): Do not compute
31684         disregard_inline_limits here.
31685         (compute_inlinable_for_current, pass_inlinable): New.
31686         (pass_inline_parameters): Require PROP_referenced_vars.
31687         * cgraphunit.c (cgraph_process_new_functions): Don't run
31688         compute_inline_parameters explicitly unless function is in SSA form.
31689         (cgraph_analyze_function): Set .disregard_inline_limits.
31690         * tree-sra.c (convert_callers): Compute inliner parameters
31691         only for functions already in SSA form.
31692
31693 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31694
31695         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
31696         -mlittle-endian-data.
31697
31698 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31699
31700         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
31701         -mno-fpu, not -fpu and -no-fpu.
31702         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
31703         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
31704
31705 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
31706
31707         PR target/43653
31708         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
31709         input reload with PLUS RTX.
31710
31711 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31712
31713         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
31714         of InverseVar(MDMX).
31715
31716 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31717
31718         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
31719         --m4-340.
31720
31721 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31722
31723         * config/mn10300/mn10300.opt (mno-crt0): New.
31724
31725 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31726
31727         * config/m68k/uclinux.opt (static-libc): New Driver option.
31728
31729 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31730
31731         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
31732
31733 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31734
31735         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
31736         %{muser-extend-enabled}.
31737
31738 2011-02-16  Richard Guenther  <rguenther@suse.de>
31739
31740         PR tree-optimization/47738
31741         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
31742         the TODO from tree_predictive_commoning.
31743
31744 2011-02-15  Jeff Law  <law@redhat.com>
31745
31746         Revert
31747         2011-01-25  Jeff Law  <law@redhat.com>
31748
31749         PR rtl-optimization/37273
31750         * ira-costs.c (scan_one_insn): Detect constants living in memory and
31751         handle them like argument loads from stack slots.  Do not double
31752         count memory for memory constants and argument loads from stack slots.
31753
31754 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
31755
31756         PR target/47755
31757         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
31758         mode for vector constants.  Remove code that checks for TImode.
31759
31760 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31761
31762         PR debug/47106
31763         PR debug/47402
31764         * cgraph.h (compute_inline_parameters): Return void.
31765         * ipa-inline.c (compute_inline_parameters): Adjust.
31766
31767 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31768
31769         PR debug/47106
31770         PR debug/47402
31771         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
31772         rather than decl.
31773         * cfgexpand.c (estimated_stack_frame_size): Likewise.
31774         * ipa-inline.c (compute_inline_parameters): Adjust.
31775
31776 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31777
31778         PR debug/47106
31779         PR debug/47402
31780         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
31781         Adjust all users.  Pass FN to...
31782         * tree-flow-inline.h (first_referenced_var): ... this.  Add
31783         fn argument.
31784         * ipa-struct-reorg.c: Adjust.
31785         * tree-dfa.c: Adjust.
31786         * tree-into-ssa.c: Adjust.
31787         * tree-sra.c: Adjust.
31788         * tree-ssa-alias.c: Adjust.
31789         * tree-ssa-live.c: Adjust.
31790         * tree-ssa.c: Adjust.
31791         * tree-ssanames.c: Adjust.
31792         * tree-tailcall.c: Adjust.
31793
31794 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31795
31796         PR debug/47106
31797         PR debug/47402
31798         * tree-flow.h (referenced_var_lookup): Add fn parameter.
31799         Adjust all callers.
31800         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
31801         * tree-flow-inline.h: Adjust.
31802         * gimple-pretty-print.c: Adjust.
31803         * tree-into-ssa.c: Adjust.
31804         * tree-ssa.c: Adjust.
31805         * cfgexpand.c: Adjust.
31806
31807 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31808
31809         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
31810         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31811         (EXTRA_CONSTRAINT): Delete.
31812         * config/iq2000/constraints.md: New file.
31813         * config/iq2000/iq2000.md: Include it.
31814         (define_insn ""): Delete.
31815         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
31816         unsupported constraint letters from patterns.
31817         (call_value, call_value_internal1): Likewise.
31818         (call_value_multiple_internal1): Likewise.
31819
31820 2011-02-15  Nick Clifton  <nickc@redhat.com>
31821
31822         * config/mn10300/mn10300.c: Include tm-constrs.h.
31823         (struct liw_data): New data structure describing an LIW candidate
31824         instruction.
31825         (extract_bundle): Use struct liw_data.  Allow small integer
31826         operands for some instructions.
31827         (check_liw_constraints): Use struct liw_data.  Remove swapped
31828         parameter.  Add comments describing the checks.  Fix bug when
31829         assigning the source of liw1 to the source of liw2.
31830         (liw_candidate): Delete.  Code moved into extract_bundle.
31831         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
31832         before swapping.
31833         * config/mn10300/predicates.md (liw_operand): New predicate.
31834         Allows registers and small integer constants.
31835         * config/mn10300/constraints.md (O): New constraint.  Accetps
31836         integers in the range -8 to +7 inclusive.
31837         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
31838         for moving a small integer into a register.  Give this alternative
31839         LIW attributes.
31840         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
31841         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
31842         using the J,K,L and M constraints,
31843         (liw): Remove SI mode on second operands to allow for HI and QI
31844         mode values.
31845         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
31846         instruction.
31847
31848 2011-02-15  Richard Guenther  <rguenther@suse.de>
31849
31850         PR tree-optimization/47743
31851         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
31852         for a non-type-compatible VN lookup bail out.
31853
31854 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31855
31856         * config/fr30/constraints.md: New file.
31857         * config/fr30/fr30.md: Include it.
31858         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
31859         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31860         (EXTRA_CONSTRAINT): Delete.
31861
31862 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31863
31864         * config/frv/constraints.md: New file.
31865         * config/frv/predicates.md: Include it.
31866         * config/frv/frv.c (reg_class_from_letter): Delete.
31867         (frv_option_override): Don't initialize it.
31868         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
31869         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
31870         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
31871         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
31872         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
31873         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31874         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
31875         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
31876         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
31877         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
31878         (REG_CLASS_FROM_CONSTRAINT): Delete.
31879
31880 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
31881
31882         PR middle-end/47581
31883         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
31884         if frame size is 0 in a leaf function.
31885
31886 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31887
31888         PR pch/14940
31889         * config/alpha/host-osf.c: New file.
31890         * config/alpha/x-osf: New file.
31891         * config.host (alpha*-dec-osf*): Use it.
31892
31893 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
31894
31895         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31896         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
31897         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
31898         (rx_mode_dependent_address_p): ...this. Make static. Change argument
31899         type to const_rtx.
31900         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31901
31902 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31903
31904         * config/stormy16/constraints.md: New file.
31905         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
31906         Use satisfies_constraint_Q and satisfies_constraint_R.
31907         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
31908         Delete.
31909         (xstormy16_legitiamte_address_p): Declare.
31910         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
31911         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31912         (EXTRA_CONSTRAINT): Delete.
31913         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
31914         Un-staticize.
31915         (xstormy16_extra_constraint_p): Delete.
31916
31917 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
31918
31919         PR tree-optimization/46494
31920         * loop-unroll.c (split_edge_and_insert): Adjust comment.
31921         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
31922         (pass_rtl_loop_done): Add TODO_verify_flow.
31923         * fwprop.c (pass_rtl_fwprop): Likewise.
31924         * modulo-sched.c (pass_sms): Likewise.
31925         * tree-ssa-dom.c (pass_dominator): Likewise.
31926         * tree-ssa-loop-ch.c (pass_ch): Likewise.
31927         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
31928         (pass_tree_loop_done): Likewise.
31929         * tree-ssa-pre.c (execute_pre): Likewise.
31930         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
31931         * tree-ssa-sink.c (pass_sink_code): Likewise.
31932         * tree-vrp.c (pass_vrp): Likewise.
31933
31934 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31935
31936         * config/v850/constraints.md: New file.
31937         * config/v850/v850.md: Include it.
31938         * config/v850/predicates.md (reg_or_0_operand): Use
31939         satisfies_constraint_G.
31940         (special_symbolref_operand): Use satisfies_constraint_K.
31941         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
31942         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
31943         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
31944         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
31945         (EXTRA_CONSTRAINT): Delete.
31946         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
31947         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
31948         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
31949
31950 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
31951
31952         PR target/47696
31953         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
31954         description.
31955
31956 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31957
31958         * config/mcore/constraints.md: New file.
31959         * config/mcore/mcore.md: Include it.
31960         * config/mcore/mcore.c (reg_class_from_letter): Delete.
31961         * config/mcore/mcore.h (reg_class_from_letter): Delete.
31962         (REG_CLASS_FROM_LETTER): Delete.
31963         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
31964         insn_const_int_ok_for_constraint.
31965         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
31966         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
31967         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31968         (EXTRA_CONSTRAINT): Delete.
31969
31970 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31971
31972         PR ada/41929
31973         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
31974         (IS_SIGHANDLER): Define.
31975         (sparc64_is_sighandler): New function, split off from
31976         sparc64_fallback_frame_state.
31977         (sparc_is_sighandler): New function, split off from
31978         sparc_fallback_frame_state.
31979         (sparc64_fallback_frame_state): Merge with ...
31980         (sparc_fallback_frame_state): ... this into ...
31981         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
31982         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
31983         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
31984         stack instead of hardcoded offsets.
31985
31986 2011-02-14  Andriy Gapon  <avg@freebsd.org>
31987
31988         PR target/45808
31989         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
31990
31991 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31992
31993         * configure: Regenerate.
31994
31995 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
31996
31997         PR driver/45731
31998         * gcc.c (asm_options): Correct spec matching --target-help.
31999
32000 2011-02-12  Martin Jambor  <mjambor@suse.cz>
32001
32002         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
32003         to gimple call error.
32004
32005 2011-02-12  Mike Stump  <mikestump@comcast.net>
32006
32007         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
32008         comments in backslash regions.
32009
32010 2011-02-12  Mike Stump  <mikestump@comcast.net>
32011             Jakub Jelinek  <jakub@redhat.com>
32012             Iain Sandoe  <iains@gcc.gnu.org>
32013
32014         PR target/47324
32015         * dwarf2out.c (output_cfa_loc): When required, apply the
32016         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
32017         (output_loc_sequence): Likewise.
32018         (output_loc_operands_raw): Likewise.
32019         (output_loc_sequence_raw): Likewise.
32020         (output_cfa_loc): Likewise.
32021         (output_loc_list): Suppress register number adjustment when
32022         calling output_loc_sequence()
32023         (output_die): Likewise.
32024
32025 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
32026
32027         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
32028         Remove macros.
32029         * config/xtensa/xtensa.c (xtensa_register_move_cost,
32030         xtensa_memory_move_cost): New functions.
32031         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
32032
32033 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
32034
32035         PR lto/47225
32036         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
32037         in the current directory.
32038         * configure: Rebuilt.
32039
32040 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32041
32042         * config/darwin.c (darwin_override_options): Add a hunk missed
32043         from the commit of r168571.  Trim comment line lengths and
32044         correct indents of the preceding block.
32045
32046 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32047
32048         * gcc.c (driver_handle_option): Concatenate the argument to -F with
32049         the switch.
32050
32051 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32052
32053         * common.opt (nostartfiles): New Driver option.
32054
32055 2011-02-11  Xinliang David Li  <davidxl@google.com>
32056
32057         PR tree-optimization/47707
32058         * tree-chrec.c (convert_affine_scev): Keep type precision.
32059
32060 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
32061
32062         PR tree-optimization/47420
32063         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
32064
32065 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
32066
32067         PR rtl-optimization/47614
32068         * rtl.h (check_for_inc_dec): Declare.
32069         * dse.c (check_for_inc_dec): Externalize...
32070         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
32071         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
32072
32073 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32074
32075         PR driver/47678
32076         * gcc.c (main): Do not compile inputs if there were errors in
32077         option handling.
32078         * opts-common.c (read_cmdline_option): Check for wrong language
32079         after other error checks.
32080
32081 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
32082
32083         * cgraph.c: Fix comment typos.
32084         * cgraph.h: Likewise.
32085         * cgraphunit.c: Likewise.
32086         * ipa-cp.c: Likewise.
32087         * ipa-inline.c: Likewise.
32088         * ipa-prop.c: Likewise.
32089         * ipa-pure-const.c: Likewise.
32090         * ipa-ref.c: Likewise.
32091         * ipa-reference.c: Likewise.
32092
32093 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
32094
32095         PR debug/47684
32096         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
32097
32098 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32099
32100         PR testsuite/47400
32101         * doc/sourcebuild.texi (Require Support): Document
32102         dg-require-ascii-locale.
32103
32104 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
32105
32106         * doc/lto.texi (Write summary): Fix missing parentheses.
32107
32108 2011-02-10  DJ Delorie  <dj@redhat.com>
32109
32110         * config/m32c/m32c.c (m32c_option_override): Disable
32111         -fcombine-stack-adjustments until flag value tracking and compare
32112         optimization can be rewritten.
32113
32114 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
32115
32116         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
32117         PROCESSOR_POWER7.
32118         (PROCESSOR_DEFAULT64): Likewise.
32119
32120 2011-02-10  Richard Henderson  <rth@redhat.com>
32121
32122         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
32123         change from 2011-02-03.
32124         * config/rx/rx.c (flags_from_code): Likewise.
32125         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
32126         is valid, n/pz otherwise.
32127         (rx_select_cc_mode): Return CCmode if Y is not zero.
32128
32129 2011-02-10  Richard Guenther  <rguenther@suse.de>
32130
32131         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
32132
32133 2011-02-10  Richard Guenther  <rguenther@suse.de>
32134
32135         PR tree-optimization/47677
32136         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
32137
32138 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
32139
32140         PR target/47665
32141         * combine.c (make_compound_operation): Only change shifts into
32142         multiplication for SCALAR_INT_MODE_P.
32143
32144 2011-02-10  Jie Zhang  <jie@codesourcery.com>
32145
32146         PR testsuite/47622
32147         Revert
32148         2011-02-05  Jie Zhang  <jie@codesourcery.com>
32149         PR debug/42631
32150         * web.c (entry_register): Don't clobber the number of the
32151         first uninitialized reference in used[].
32152
32153 2011-02-09  Richard Guenther  <rguenther@suse.de>
32154
32155         PR tree-optimization/47664
32156         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
32157         all edges again.
32158
32159 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
32160
32161         PR target/46481
32162         PR target/47032
32163         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
32164         PROCESSOR_POWER7.
32165         (PROCESSOR_DEFAULT64): Same.
32166         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
32167
32168 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32169
32170         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
32171
32172 2011-02-09  Martin Jambor  <mjambor@suse.cz>
32173
32174         PR middle-end/45505
32175         * tree-sra.c (struct access): New flags grp_scalar_read and
32176         grp_scalar_write.  Changed description of assignment read and write
32177         flags.
32178         (dump_access): Dump new flags, reorder all of them.
32179         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
32180         to detect multiple scalar reads.
32181         (analyze_access_subtree): Use the new scalar read write flags instead
32182         of the old flags.  Adjusted comments.
32183
32184 2011-02-08  DJ Delorie  <dj@redhat.com>
32185
32186         PR target/47548
32187         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
32188         patterns.
32189
32190 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32191
32192         * config/m68k/uclinux.opt: New.
32193         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
32194
32195 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32196
32197         * config/cris/elf.opt (sim): New Driver option.
32198
32199 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32200
32201         * config/xtensa/elf.opt: New.
32202         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
32203
32204 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32205
32206         * config/vax/elf.opt: New.
32207         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
32208
32209 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32210
32211         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
32212
32213 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32214
32215         * config/gnu-user.opt: New.
32216         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
32217         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
32218         *-*-uclinux*): Use gnu-user.opt.
32219
32220 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
32221
32222         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
32223         * config/i386/gnu.h (CPP_SPEC): Likewise.
32224
32225 2011-02-08  Ian Lance Taylor  <iant@google.com>
32226
32227         * common.opt (fcx-limited-range): Add SetByCombined flag.
32228         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
32229         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
32230         (fassociative-math, freciprocal-math): Likewise.
32231         (funsafe-math-optimizations): Likewise.
32232         * opth-gen.awk: Handle SetByCombined.
32233         * optc-gen.awk: Likewise.
32234         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
32235         (set_unsafe_math_optimizations_flags): Likewise.
32236         * doc/options.texi (Option properties): Document SetByCombined.
32237
32238 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32239
32240         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
32241         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
32242         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
32243         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
32244         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
32245
32246 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
32247
32248         PR tree-optimization/46834
32249         PR tree-optimization/46994
32250         PR tree-optimization/46995
32251         * graphite-sese-to-poly.c (used_outside_reduction): New.
32252         (detect_commutative_reduction): Call used_outside_reduction.
32253         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
32254         translate_scalar_reduction_to_array only when at least one
32255         loop-phi/close-phi tuple has been detected.
32256
32257 2011-02-08  Richard Guenther  <rguenther@suse.de>
32258
32259         PR middle-end/47639
32260         * tree-vect-generic.c (expand_vector_operations_1): Update
32261         stmts here ...
32262         (expand_vector_operations): ... not here.  Cleanup EH info
32263         and the CFG if required.
32264
32265 2011-02-08  Richard Guenther  <rguenther@suse.de>
32266
32267         PR tree-optimization/47641
32268         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
32269         require type compatibility.
32270
32271 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32272
32273         * gimple-low.c (lower_function_body): Don't remove the location of
32274         the return statement here.
32275         (lower_gimple_return): Do it here instead but only if the return
32276         statement is actually used twice.
32277
32278 2011-02-08  Richard Guenther  <rguenther@suse.de>
32279
32280         PR tree-optimization/47632
32281         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
32282         unused up_to_stmt parameter, return whether cfg-cleanup is
32283         necessary, remove EH info properly.
32284         (forward_propagate_into_gimple_cond): Adjust caller.
32285         (forward_propagate_into_cond): Likewise.
32286         (forward_propagate_comparison): Likewise.
32287         (tree_ssa_forward_propagate_single_use_vars): Make
32288         forward_propagate_comparison case similar to the two others.
32289
32290 2011-02-08  Nick Clifton  <nickc@redhat.com>
32291
32292         * config/mn10300/mn10300.opt (mliw): New command line option.
32293         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
32294         (liw_bundling): New automaton.
32295         (liw): New attribute.
32296         (liw_op): New attribute.
32297         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
32298         (movsi_internal): Add LIW attributes.
32299         (andsi3): Likewise.
32300         (iorsi3): Likewise.
32301         (xorsi3): Likewise.
32302         (addsi3): Separate register and immediate alternatives.
32303         Add LIW attributes.
32304         (subsi3): Likewise.
32305         (cmpsi): Likewise.
32306         (aslsi3): Likewise.
32307         (lshrsi3): Likewise.
32308         (ashrsi3): Likewise.
32309         (liw): New pattern.
32310         * config/mn10300/mn10300.c (liw_op_names): New
32311         (mn10300_print_operand): Handle 'W' operand descriptor.
32312         (extract_bundle): New function.
32313         (check_liw_constraints): New function.
32314         (liw_candidate): New function.
32315         (mn10300_bundle_liw): New function.
32316         (mn10300_reorg): New function.
32317         (TARGET_MACHINE_DEPENDENT_REORG): Define.
32318         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
32319         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
32320         __LIW__ or __NO_LIW__.
32321         * doc/invoke.texi: Describe the -mliw command line option.
32322
32323 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32324
32325         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
32326         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32327         pthread_mutex_unlock): Remove.
32328         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
32329         * config/pa/t-pa64: Likewise.
32330         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
32331         shared libc if not linking against libpthread.
32332         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
32333
32334 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
32335
32336         PR target/47558
32337         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
32338         on 10.6 and later to ensure that we always use the unwinder from
32339         the system.  Only add -no_compact_unwind when tarteting darwin
32340         10.6 or later.
32341
32342 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
32343
32344         PR target/46997
32345         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
32346         (vec_interleave_lowv2sf): Ditto.
32347         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
32348         (vec_extract_oddv2sf): Ditto.
32349
32350 2011-02-07  Mike Stump  <mikestump@comcast.net>
32351
32352         PR target/42333
32353         Add __ieee_divdc3 entry point.
32354         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
32355         entry point.
32356         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
32357         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
32358         * config/darwin.c (darwin_rename_builtins): Add.
32359         * config/darwin-protos.h (darwin_rename_builtins): Add.
32360
32361 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
32362
32363         PR target/47636
32364         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
32365         for the condition.
32366
32367 2011-02-07  Mike Stump  <mikestump@comcast.net>
32368
32369         * config/darwin.opt (mmacosx-version-min): Update default OS version.
32370
32371 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
32372
32373         PR target/47534
32374         * config/avr/libgcc.S (exit): Move .endfunc
32375
32376 2011-02-07  Richard Guenther  <rguenther@suse.de>
32377
32378         PR tree-optimization/47615
32379         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
32380         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
32381         (run_scc_vn): Initialize it.
32382         (visit_reference_op_load): Use it.
32383         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
32384
32385 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32386
32387         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
32388         DImode trapping arithmetic libfuncs.
32389
32390 2011-02-07  Richard Guenther  <rguenther@suse.de>
32391
32392         PR tree-optimization/47621
32393         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
32394         two duplicates ...
32395         (execute_update_addresses_taken): ... here.  Make it more
32396         conservative in what we accept.
32397
32398 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32399
32400         * config/sparc/freebsd.h (ASM_SPEC): Define.
32401         * config/sparc/vxworks.h (ASM_SPEC): Define.
32402
32403 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32404
32405         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
32406
32407 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
32408
32409         * doc/invoke.texi: Remove reference to compiler internals from
32410         user documentation.
32411
32412         * reg-notes.def: Remove REG_VALUE_PROFILE.
32413         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
32414
32415 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
32416
32417         PR middle-end/47610
32418         * varasm.c (default_section_type_flags): If decl is NULL,
32419         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
32420
32421 2011-02-05  Jie Zhang  <jie@codesourcery.com>
32422
32423         PR debug/42631
32424         * web.c (entry_register): Don't clobber the number of the
32425         first uninitialized reference in used[].
32426
32427 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
32428
32429         PR tree-optimization/46194
32430         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
32431         (build_classic_dist_vector_1): Do not represent classic distance
32432         vectors when the access functions are variating in different loops.
32433
32434 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32435
32436         * config/mips/iris6.opt: New.
32437         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
32438
32439 2011-02-04  Richard Henderson  <rth@redhat.com>
32440             Steve Ellcey  <sje@cup.hp.com>
32441
32442         PR target/46997
32443         * config/ia64/predicates.md (mux1_brcst_element): New.
32444         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
32445         * config/ia64/ia64.c (ia64_unpack_assemble): New.
32446         (ia64_unpack_sign): New.
32447         (ia64_expand_unpack): Rewrite using new routines.
32448         (ia64_expand_widen_sum): Ditto.
32449         (ia64_expand_dot_prod_v8qi): Ditto.
32450         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
32451         routines, add endian check.
32452         (pmpy2_even): Rename from pmpy2_r, add endian check.
32453         (pmpy2_odd): Rename from pmpy2_l, add endian check.
32454         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
32455         (vec_widen_smult_hi_v4hi): Ditto.
32456         (vec_widen_umult_lo_v4hi): Ditto.
32457         (vec_widen_umult_hi_v4hi): Ditto.
32458         (mulv2si3): Change endian checks.
32459         (sdot_prodv4hi): Rewrite with new calls.
32460         (udot_prodv4hi): New.
32461         (vec_pack_ssat_v4hi): Add endian check.
32462         (vec_pack_usat_v4hi): Ditto.
32463         (vec_pack_ssat_v2si): Ditto.
32464         (max1_even): Rename from max1_r, add endian check.
32465         (max1_odd): Rename from max1_l, add endian check.
32466         (*mux1_rev): Format change.
32467         (*mux1_mix): Ditto.
32468         (*mux1_shuf): Ditto.
32469         (*mux1_alt): Ditto.
32470         (*mux1_brcst_v8qi): Use new predicate.
32471         (vec_extract_evenv8qi): Remove endian check.
32472         (vec_extract_oddv8qi): Ditto.
32473         (vec_interleave_lowv4hi): Format change.
32474         (vec_interleave_highv4hi): Ditto.
32475         (mix2_even): Rename from mix2_r, add endian check.
32476         (mix2_odd): Rename from mux2_l, add endian check.
32477         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
32478         (vec_extract_evenodd_helper): Format change.
32479         (vec_extract_evenv4hi): Remove endian check.
32480         (vec_extract_oddv4hi): Remove endian check.
32481         (vec_interleave_lowv2si): Format change.
32482         (vec_interleave_highv2si): Format change.
32483         (vec_initv2si): Remove endian check.
32484         (vecinit_v2si): Add endian check.
32485         (reduc_splus_v2sf): Add endian check.
32486         (reduc_smax_v2sf): Ditto.
32487         (reduc_smin_v2sf): Ditto.
32488         (vec_initv2sf): Remove endian check.
32489         (fpack): Add endian check.
32490         (fswap): Add endian check.
32491         (vec_interleave_highv2sf): Add endian check.
32492         (vec_interleave_lowv2sf): Add endian check.
32493         (fmix_lr): Add endian check.
32494         (vec_setv2sf): Format change.
32495         (*vec_extractv2sf_0_be): Use shift to extract operand.
32496         (*vec_extractv2sf_1_be): New.
32497         (vec_pack_trunc_v4hi): Add endian check.
32498         (vec_pack_trunc_v2si): Format change.
32499
32500 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
32501
32502         PR inline-asm/23200
32503         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
32504         do bb, locus and block comparison and disallow loads if it is not set.
32505         (stmt_is_replaceable_p): New function.
32506         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
32507         callers.
32508         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
32509         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
32510         SSA_NAME_DEF_STMT.
32511         * tree-flow.h (stmt_is_replaceable_p): New prototype.
32512
32513 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32514
32515         * config/rs6000/xilinx.opt: New.
32516         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
32517
32518 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32519
32520         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
32521
32522 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
32523
32524         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
32525         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
32526         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
32527         secondary_reload_info, xtensa_secondary_reload): Remove.
32528         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
32529         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
32530         (xtensa_preferred_reload_class): Make static. Change return and
32531         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
32532         Use CONST_DOUBLE_P predicate.
32533         (xtensa_preferred_output_reload_class): New function.
32534         (xtensa_secondary_reload): Make static.
32535
32536 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
32537
32538         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
32539         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
32540         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
32541
32542 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32543
32544         PR middle-end/31490
32545         * output.h (SECTION_RELRO): Define.
32546         (SECTION_MACH_DEP): Adjust.
32547         (get_variable_section): New prototype.
32548         * varpool.c (varpool_finalize_named_section_flags): New function.
32549         (varpool_assemble_pending_decls): Call it.
32550         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
32551         * cgraphunit.c (cgraph_output_in_order): Call
32552         varpool_finalize_named_section_flags.
32553         * varasm.c (get_section): Allow section flags conflicts between
32554         relro and read-only sections if the section hasn't been declared yet.
32555         Set SECTION_OVERRIDE after diagnosing section type conflict.
32556         (get_variable_section): No longer static.
32557         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
32558         readonly sections that need relocations.
32559         (decl_readonly_section_1): New function.
32560         (decl_readonly_section): Use it.
32561
32562         Revert:
32563         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
32564                     Steve Ellcey  <sje@cup.hp.com>
32565
32566         PR middle-end/31490
32567         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
32568         if section attribute used.
32569
32570 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32571
32572         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
32573         * config/darwin.c (SECTION_NO_ANCHOR): Define.
32574         (darwin_init_sections): Remove assertion.
32575
32576 2011-02-03  Nick Clifton  <nickc@redhat.com>
32577
32578         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
32579         lt and ge.
32580         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
32581         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
32582         instead of "n" and "pz".
32583         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
32584         CC_FLAG_S.
32585
32586 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32587
32588         PR target/47312
32589         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
32590         fma, expand FMA_EXPR as fma{,f,l} call.
32591
32592         PR lto/47274
32593         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
32594         copy them into a unsigned char variable and pass address of it to
32595         lto_output_data_stream.
32596
32597         PR target/47564
32598         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
32599         around backend_init_target and lang_dependent_init_target calls.
32600         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
32601         (verify_cgraph_node): Don't call set_cfun here.  Use
32602         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
32603         Set error_found for incorrectly represented calls to thunks.
32604
32605 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32606
32607         PR debug/43092
32608         PR rtl-optimization/43494
32609         * rtl.h (for_each_inc_dec_fn): New type.
32610         (for_each_inc_dec): Declare.
32611         * rtlanal.c (struct for_each_inc_dec_ops): New type.
32612         (for_each_inc_dec_find_inc_dec): New fn.
32613         (for_each_inc_dec_find_mem): New fn.
32614         (for_each_inc_dec): New fn.
32615         * dse.c (struct insn_size): Remove.
32616         (replace_inc_dec, replace_inc_dec_mem): Remove.
32617         (emit_inc_dec_insn_before): New fn.
32618         (check_for_inc_dec): Use it, along with for_each_inc_dec.
32619         (canon_address): Pass mem modes to cselib_lookup.
32620         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
32621         (cselib_lookup_from_insn): Likewise.
32622         (cselib_subst_to_values): Likewise.
32623         * cselib.c (find_slot_memmode): New var.
32624         (cselib_find_slot): New fn.  Use it instead of
32625         htab_find_slot_with_hash everywhere.
32626         (entry_and_rtx_equal_p): Use find_slot_memmode.
32627         (autoinc_split): New fn.
32628         (rtx_equal_for_cselib_p): Rename and implement in terms of...
32629         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
32630         Deal with autoinc.  Special-case recursion into MEMs.
32631         (cselib_hash_rtx): Likewise.
32632         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
32633         address and MEM modes.
32634         (cselib_subst_to_values): Add memmode, pass it on.
32635         Deal with autoinc.
32636         (cselib_lookup): Add memmode argument, pass it on.
32637         (cselib_lookup_from_insn): Add memmode.
32638         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
32639         (struct cselib_record_autoinc_data): New.
32640         (cselib_record_autoinc_cb): New fn.
32641         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
32642         mode to cselib_lookup.  Reset autoinced REGs here instead of...
32643         (cselib_process_insn): ... here.
32644         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
32645         to cselib_lookup.
32646         (add_uses): Likewise, also to cselib_subst_to_values.
32647         (add_stores): Likewise.
32648         * sched-deps.c (add_insn_mem_dependence): Pass mode to
32649         cselib_subst_to_values.
32650         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
32651         * gcse.c (do_local_cprop): Adjusted.
32652         * postreload.c (reload_cse_simplify_set): Adjusted.
32653         (reload_cse_simplify_operands): Adjusted.
32654         * sel-sched-dump (debug_mem_addr_value): Pass mode.
32655
32656 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32657
32658         PR tree-optimization/45122
32659         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
32660         unsafe assumptions when there's more than one loop exit.
32661
32662 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
32663
32664         PR target/47272
32665         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
32666         Document using vector double with the load/store builtins, and
32667         that the load/store builtins always use Altivec instructions.
32668
32669         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
32670         to use altivec memory instructions, even on VSX.
32671         (vector_altivec_store_<mode>): Ditto.
32672
32673         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
32674         function.
32675
32676         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
32677         V2DF, V2DI support to load/store overloaded builtins.
32678
32679         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
32680         altivec load/store builtins for V2DF/V2DI types.
32681
32682         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
32683         set avoid indexed addresses on power6 if -maltivec.
32684         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
32685         vector_altivec_load/vector_altivec_store builtins.
32686         (altivec_expand_st_builtin): Ditto.
32687         (altivec_expand_builtin): Add VSX memory builtins.
32688         (rs6000_init_builtins): Add V2DI types to internal types.
32689         (altivec_init_builtins): Add support for V2DF/V2DI altivec
32690         load/store builtins.
32691         (rs6000_address_for_altivec): Insure memory address is appropriate
32692         for Altivec.
32693
32694         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
32695         vec_vsx_ld and vec_vsx_st.
32696         (vsx_store_<mode>): Ditto.
32697
32698         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
32699         variables to hold long long types for VSX vector memory builtins.
32700         (RS6000_BTI_unsigned_long_long): Ditto.
32701         (long_long_integer_type_internal_node): Ditti.
32702         (long_long_unsigned_type_internal_node): Ditti.
32703
32704         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
32705         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
32706         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
32707
32708         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
32709         short cuts.
32710         (vec_vsx_st): Ditto.
32711
32712 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32713
32714         * config/pa/pa-hpux10.opt: New.
32715         * config/hpux11.opt (pthread): New Driver option.
32716         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
32717         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
32718
32719 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32720
32721         * config/ia64/vms.opt: New.
32722         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
32723
32724 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
32725
32726         PR target/47580
32727         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
32728         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
32729         generator functions.
32730         (vsx_floatuns<VSi><mode>2): Ditto.
32731         (vsx_fix_trunc<mode><VSi>2): Ditto.
32732         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
32733
32734 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32735
32736         * config/i386/djgpp.opt (posix): New Driver option.
32737
32738 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
32739
32740         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
32741         Move to the unsupported targets list.
32742
32743 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
32744
32745         PR rtl-optimization/47525
32746         * df-scan.c: Update copyright years.
32747         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
32748         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
32749
32750 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32751
32752         * config/i386/sysv4.h (TARGET_VERSION): Remove.
32753         (SUBTARGET_RETURN_IN_MEMORY): Remove.
32754         (ASM_OUTPUT_ASCII): Remove.
32755         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
32756
32757 2011-02-02  Jeff Law  <law@redhat.com>
32758
32759         PR middle-end/47543
32760         * reload.c (find_reloads_address): Handle reg+d address where both
32761         components are invalid by reloading the entire address.
32762
32763 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32764             Richard Guenther  <rguenther@suse.de>
32765
32766         PR tree-optimization/40979
32767         PR bootstrap/47044
32768         * passes.c (init_optimization_passes): After LIM call copy_prop
32769         and DCE to clean up.
32770         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
32771
32772 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32773
32774         PR tree-optimization/47576
32775         PR tree-optimization/47555
32776         * doc/invoke.texi (scev-max-expr-complexity): Documented.
32777         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32778         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
32779         * tree-scalar-evolution.c (follow_ssa_edge): Use
32780         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
32781
32782 2011-02-02  Richard Guenther  <rguenther@suse.de>
32783
32784         PR tree-optimization/47566
32785         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
32786
32787 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32788
32789         PR debug/47106
32790         PR debug/47402
32791         * tree-inline.c (declare_return_variable): Remove unused caller
32792         variable.
32793
32794         PR debug/47106
32795         PR debug/47402
32796         * tree-flow-inline.h (clear_is_used, is_used_p): New.
32797         * cfgexpand.c (account_used_vars_for_block): Use them.
32798         * tree-nrv.c (tree_nrv): Likewise.
32799         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
32800         (dump_scope_block): Likewise.
32801         (remove_unused_locals): Likewise.
32802
32803         PR debug/47106
32804         PR debug/47402
32805         * tree-inline.c (declare_return_variable): Add result decl to
32806         local decls only once.
32807         * gimple-low.c (record_vars_into): Mark newly-created variables
32808         as referenced.
32809
32810 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32811
32812         PR debug/47498
32813         PR debug/47501
32814         PR debug/45136
32815         PR debug/45130
32816         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
32817         debug insns.
32818         (no_real_insns_p, schedule_block, set_priorities): Drop special
32819         treatment of boundary debug insns.
32820         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
32821         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
32822         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
32823         (BOUNDARY_DEBUG_INSN_P): Likewise.
32824         (SCHEDULE_DEBUG_INSN_P): Likewise.
32825         * sched-rgn.c (init_ready_list): Drop special treatment of
32826         boundary debug insns.
32827         * final.c (rest_of_clean_state): Clear notes' BB.
32828
32829 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32830
32831         * config/openbsd.opt (assert=): New Driver option.
32832
32833 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32834
32835         * config/i386/nto.opt: New.
32836         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
32837
32838 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32839
32840         * config/i386/netware.opt: New.
32841         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
32842
32843 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32844
32845         * config/interix.opt (posix): New Driver option.
32846
32847 2011-02-01  DJ Delorie  <dj@redhat.com>
32848
32849         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
32850
32851         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
32852         class for A0/A1.
32853
32854 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
32855
32856         PR tree-optimization/47561
32857         * toplev.c (process_options): Print the Graphite flags.  Add
32858         flag_loop_flatten to the list of options requiring Graphite.
32859
32860 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32861
32862         * config/i386/cygming.opt (posix): New Driver option.
32863
32864 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32865
32866         * config/arm/vxworks.opt: New.
32867         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
32868
32869 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32870
32871         * config/alpha/elf.opt: New.
32872         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
32873         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
32874
32875 2011-02-01  Richard Guenther  <rguenther@suse.de>
32876
32877         PR tree-optimization/47559
32878         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
32879         store-motion on references that can throw.
32880
32881 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
32882
32883         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
32884         * tree-pass.h (TDF_CSELIB): New macro.
32885         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
32886         cselib_lookup): Check for it rather than for TDF_DETAILS.
32887
32888 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
32889
32890         PR driver/47547
32891         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
32892         is HOST_BIT_BUCKET.
32893
32894         * opts.c (finish_options): Don't add x_aux_base_name if it is
32895         HOST_BIT_BUCKET.
32896
32897 2011-02-01  Richard Guenther  <rguenther@suse.de>
32898
32899         PR tree-optimization/47555
32900         Revert
32901         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
32902
32903         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32904
32905 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
32906
32907         PR gcc/46692
32908         * config/lm32/t-lm32: Add multilib for all CPU options.
32909
32910 2011-02-01  Richard Guenther  <rguenther@suse.de>
32911
32912         PR tree-optimization/47541
32913         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
32914         sure to have a field at offset zero.
32915
32916 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32917
32918         * config/arc/arc.opt (EB, EL): New Driver options.
32919
32920 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32921
32922         * config/alpha/osf5.opt: New.
32923         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
32924
32925 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32926
32927         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
32928
32929 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
32930
32931         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
32932         -floop-interchange.
32933         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
32934         is an alias of -floop-interchange and that it requires the
32935         Graphite infrastructure.
32936         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
32937         flag_loop_interchange based on the value of flag_tree_loop_linear.
32938
32939 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
32940             Richard Guenther  <rguenther@suse.de>
32941
32942         PR tree-optimization/47538
32943         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
32944         type instead of r1type, except for comparisons.  For right
32945         shifts and comparisons punt if there are mismatches in
32946         sizetype vs. non-sizetype types.
32947
32948 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32949
32950         * doc/sourcebuild.texi (Effective-Target Keywords): Document
32951         avx_runtime.
32952
32953 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32954
32955         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
32956         version number.
32957         * configure: Regenerate.
32958
32959 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32960
32961         * configure.ac (gcc_cv_ld_static_option): Define.
32962         (gcc_cv_ld_dynamic_option): Define.
32963         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
32964         instead.
32965         (HAVE_LD_STATIC_DYNAMIC): Update message.
32966         (LD_STATIC_OPTION): Define.
32967         (LD_DYNAMIC_OPTION): Define.
32968         * configure: Regenerate.
32969         * config.in: Regenerate.
32970         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
32971         HAVE_LD_STATIC_DYNAMIC]: Use them.
32972
32973 2011-01-31  Nick Clifton  <nickc@redhat.com>
32974
32975         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
32976         registers inside interrupt handlers if the handler is not a leaf
32977         function.
32978
32979 2011-01-31  Nick Clifton  <nickc@redhat.com>
32980
32981         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
32982         reg_renumber returning an INVALID_REGNUM.
32983
32984 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
32985
32986         PR libgcj/44341
32987         * doc/install.texi: Document host options discarded when cross
32988         configuring target libraries.
32989
32990 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
32991
32992         Reverted:
32993         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
32994         PR debug/45136
32995         PR debug/45130
32996         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
32997         debug insns.
32998         (no_real_insns_p, schedule_block, set_priorities): Drop special
32999         treatment of boundary debug insns.
33000         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33001         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33002         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33003         (BOUNDARY_DEBUG_INSN_P): Likewise.
33004         (SCHEDULE_DEBUG_INSN_P): Likewise.
33005         * sched-rgn.c (init_ready_list): Drop special treatment of
33006         boundary debug insns.
33007         * final.c (rest_of_clean-state): Clear notes' BB.
33008
33009 2011-01-31  Alan Modra  <amodra@gmail.com>
33010
33011         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
33012         toc relative expressions as we do in print_operand_address.
33013
33014 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
33015
33016         * doc/extend.texi: Follow spelling conventions.
33017         * doc/invoke.texi: Fix a typo.
33018
33019 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
33020
33021         * config/hpux11.opt: New.
33022         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
33023         ia64*-*-hpux*): Use hpux11.opt.
33024
33025 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
33026
33027         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
33028         to tmake_file.
33029
33030 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33031
33032         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
33033         support sites.
33034
33035 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33036
33037         * doc/install.texi (Binaries): Remove outdated reference for
33038         Motorola 68HC11/68HC12 downloads.
33039
33040 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33041
33042         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
33043         Drepper's paper.
33044
33045 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
33046
33047         PR bootstrap/47147
33048         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
33049         used by NetBSD.
33050
33051 2011-01-28  Ahmad Sharif  <asharif@google.com>
33052
33053         * value-prof.c (check_counter): Corrected error message.
33054
33055 2011-01-29  Jie Zhang  <jie@codesourcery.com>
33056
33057         * config/arm/arm.c (arm_legitimize_reload_address): New.
33058         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
33059         arm_legitimize_reload_address.
33060         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
33061
33062 2011-01-28  Ian Lance Taylor  <iant@google.com>
33063
33064         * godump.c (go_define): Ignore macros whose definitions include
33065         two adjacent operands.
33066
33067 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
33068
33069         PR target/42894
33070         * varasm.c (force_const_mem): Store copy of x in desc->constant
33071         instead of x itself.
33072         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
33073         itself into REG_EQUAL note.
33074
33075 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
33076
33077         * config/freebsd.opt (posix, rdynamic): New Driver options.
33078
33079 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33080
33081         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
33082         -Bstatic/-Bdynamic.
33083         * configure: Regenerate.
33084
33085 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
33086
33087         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
33088         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
33089
33090 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
33091
33092         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
33093         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
33094         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
33095         (s390_preferred_reload_class): Make static. Change return and
33096         'rclass' argument type to reg_class_t.
33097
33098 2011-01-27  Jan Hubicka  <jh@suse.cz>
33099
33100         PR middle-end/46949
33101         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
33102         (process_function_and_variable_attributes): Check defined weakrefs.
33103
33104 2011-01-27  Martin Jambor  <mjambor@suse.cz>
33105
33106         PR tree-optimization/47228
33107         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
33108         build_ref_for_offset.
33109
33110 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33111
33112         * config/spu/spu-elf.h (ASM_SPEC): Remove.
33113
33114 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
33115
33116         PR rtl-optimization/46856
33117         * postreload.c (reload_combine_recognize_const_pattern): Do not
33118         separate cc0 setter and user on cc0 targets.
33119
33120 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
33121
33122         PR c/43082
33123         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
33124         passed a VOID_TYPE expression, immediately emit an error and
33125         return error_mark_node.
33126
33127 2011-01-26  Jeff Law  <law@redhat.com>
33128
33129         PR rtl-optimization/47464
33130         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
33131         rather than may_trap_p as needed.
33132
33133 2011-01-26  DJ Delorie  <dj@redhat.com>
33134
33135         PR rtl-optimization/46878
33136         * combine.c (insn_a_feeds_b): Check for the implicit cc0
33137         setter/user dependency as well.
33138
33139 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
33140
33141         PR rtl-optimization/44469
33142         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
33143         after removing trivially dead basic blocks.
33144
33145 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33146
33147         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
33148         * config/frv/frv.h (LINK_SPEC): Likewise.
33149         * config/i386/netware.h (LINK_SPEC): Likewise.
33150         * config/m68k/linux.h (ASM_SPEC): Likewise.
33151         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
33152         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33153         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33154         * config/sparc/linux.h (ASM_SPEC): Likewise.
33155         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33156         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33157
33158 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33159
33160         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
33161         * config/frv/frv.h (ASM_SPEC): Likewise.
33162         * config/m68k/linux.h (ASM_SPEC): Likewise.
33163         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33164         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
33165         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33166         * config/sparc/linux.h (ASM_SPEC): Likewise.
33167         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33168         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33169
33170 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33171
33172         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
33173         * config/frv/frv.h (LINK_SPEC): Likewise.
33174         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33175
33176 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33177
33178         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
33179         * config/frv/frv.h (ASM_SPEC): Likewise.
33180         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
33181         * config/m68k/linux.h (ASM_SPEC): Likewise.
33182         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33183         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
33184         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33185         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
33186         * config/sparc/linux.h (ASM_SPEC): Likewise.
33187         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33188         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33189         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
33190
33191 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
33192
33193         PR target/46997
33194         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
33195         (*mux2): Ditto.
33196         (vec_extract_evenodd_help): Ditto.
33197         (vec_extract_evenv4hi): Ditto.
33198         (vec_extract_oddv4hi): Ditto.
33199         (vec_interleave_lowv2si): Ditto.
33200         (vec_interleave_highv2si): Ditto.
33201         (vec_extract_evenv2si): Ditto.
33202         (vec_extract_oddv2si: Ditto.
33203         (vec_pack_trunc_v2si): Ditto.
33204
33205 2011-01-22  Jan Hubicka  <jh@suse.cz>
33206
33207         PR target/47237
33208         * cgraph.h (cgraph_local_info): New field can_change_signature.
33209         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
33210         signature can change.
33211         (ipcp_estimate_growth): Call sequence simplify only if calle signature
33212         can change.
33213         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
33214         (cgraph_function_versioning): We can not change signature of functions
33215         that don't allow that.
33216         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
33217         (lto_input_node): Likewise.
33218         * ipa-inline.c (compute_inline_parameters): Compute
33219         local.can_change_signature.
33220         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
33221         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
33222         functions that can not change signature.
33223         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
33224         init_cumulative_args): Do not use local calling conventions
33225         for functions that can not change signature.
33226
33227 2011-01-22  Jan Hubicka  <jh@suse.cz>
33228
33229         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
33230
33231 2011-01-26  Richard Guenther  <rguenther@suse.de>
33232
33233         PR tree-optimization/47190
33234         * cgraphunit.c (process_common_attributes): New function.
33235         (process_function_and_variable_attributes): Use it.
33236
33237 2011-01-26  Richard Guenther  <rguenther@suse.de>
33238
33239         PR lto/47423
33240         * cgraphbuild.c (record_eh_tables): Record reference to personality
33241         function.
33242
33243 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
33244
33245         PR debug/45454
33246         * sel-sched.c (moveup_expr): Don't let debug insns prevent
33247         non-debug insns from moving up.
33248
33249 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33250
33251         PR target/40125
33252         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
33253         t-dlldir{,-x} fragment for build and add it to tmake_file.
33254         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
33255         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
33256         * config/i386/t-dlldir: New file.
33257         (SHLIB_DLLDIR): Define.
33258         * config/i386/t-dlldir-x: New file.
33259         (SHLIB_DLLDIR): Define.
33260         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
33261         (SHLIB_INSTALL): Use it.
33262
33263 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
33264
33265         PR target/47246
33266         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
33267         lower bound of the allowed Thumb-2 coprocessor load/store
33268         index range to -256. Add explaining comment.
33269
33270 2011-01-25  Ian Lance Taylor  <iant@google.com>
33271
33272         * godump.c (go_define): Improve lexing of macro expansion to only
33273         accept expressions which match Go spec.
33274
33275 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33276
33277         PR c++/43601
33278         * tree.c (handle_dll_attribute): Handle it.
33279         * doc/extend.texi (@item dllexport): Mention it.
33280         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
33281
33282 2011-01-25  Ian Lance Taylor  <iant@google.com>
33283
33284         PR tree-optimization/26854
33285         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
33286         (decl_jump_unsafe): Move higher in file, with no other change.
33287         (bind): Set has_jump_unsafe_decl if appropriate.
33288         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
33289         (check_earlier_gotos): Likewise.
33290         (c_check_switch_jump_warnings): Likewise.
33291
33292 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
33293
33294         * doc/invoke.texi (Warning Options): Add missing hyphen.
33295         (-fprofile-dir): Minor grammatical fixes.
33296         (-fbranch-probabilities): Likewise.
33297
33298 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33299
33300         PR debug/45136
33301         PR debug/45130
33302         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33303         debug insns.
33304         (no_real_insns_p, schedule_block, set_priorities): Drop special
33305         treatment of boundary debug insns.
33306         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33307         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33308         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33309         (BOUNDARY_DEBUG_INSN_P): Likewise.
33310         (SCHEDULE_DEBUG_INSN_P): Likewise.
33311         * sched-rgn.c (init_ready_list): Drop special treatment of
33312         boundary debug insns.
33313         * final.c (rest_of_clean-state): Clear notes' BB.
33314
33315 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33316
33317         * Makefile.in (LAMBDA_H): Removed.
33318         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
33319         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
33320         lambda-trans.o, and tree-loop-linear.o.
33321         (lto-symtab.o): Remove dependence on LAMBDA_H.
33322         (tree-loop-linear.o): Remove rule.
33323         (lambda-mat.o): Same.
33324         (lambda-trans.o): Same.
33325         (lambda-code.o): Same.
33326         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
33327         (tree-vect-slp.o): Same.
33328         * hwint.h (gcd): Moved here.
33329         (least_common_multiple): Same.
33330         * lambda-code.c: Removed.
33331         * lambda-mat.c: Removed.
33332         * lambda-trans.c: Removed.
33333         * lambda.h: Removed.
33334         * tree-loop-linear.c: Removed.
33335         * lto-symtab.c: Do not include lambda.h.
33336         * omega.c (gcd): Removed.
33337         * passes.c (init_optimization_passes): Remove pass_linear_transform.
33338         * tree-data-ref.c (print_lambda_vector): Moved here.
33339         (lambda_vector_copy): Same.
33340         (lambda_matrix_copy): Same.
33341         (lambda_matrix_id): Same.
33342         (lambda_vector_first_nz): Same.
33343         (lambda_matrix_row_add): Same.
33344         (lambda_matrix_row_exchange): Same.
33345         (lambda_vector_mult_const): Same.
33346         (lambda_vector_negate): Same.
33347         (lambda_matrix_row_negate): Same.
33348         (lambda_vector_equal): Same.
33349         (lambda_matrix_right_hermite): Same.
33350         * tree-data-ref.h: Do not include lambda.h.
33351         (lambda_vector): Moved here.
33352         (lambda_matrix): Same.
33353         (dependence_level): Same.
33354         (lambda_transform_legal_p): Removed declaration.
33355         (lambda_collect_parameters): Same.
33356         (lambda_compute_access_matrices): Same.
33357         (lambda_vector_gcd): Same.
33358         (lambda_vector_new): Same.
33359         (lambda_vector_clear): Same.
33360         (lambda_vector_lexico_pos): Same.
33361         (lambda_vector_zerop): Same.
33362         (lambda_matrix_new): Same.
33363         * tree-flow.h (least_common_multiple): Removed declaration.
33364         * tree-parloops.c (lambda_trans_matrix): Moved here.
33365         (LTM_MATRIX): Same.
33366         (LTM_ROWSIZE): Same.
33367         (LTM_COLSIZE): Same.
33368         (LTM_DENOMINATOR): Same.
33369         (lambda_trans_matrix_new): Same.
33370         (lambda_matrix_vector_mult): Same.
33371         (lambda_transform_legal_p): Same.
33372         * tree-pass.h (pass_linear_transform): Removed declaration.
33373         * tree-ssa-loop.c (tree_linear_transform): Removed.
33374         (gate_tree_linear_transform): Removed.
33375         (pass_linear_transform): Removed.
33376         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
33377         flag_loop_interchange.
33378
33379 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33380
33381         PR tree-optimization/47265
33382         PR tree-optimization/47443
33383         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
33384         if name still has some uses.
33385
33386 2011-01-25  Martin Jambor  <mjambor@suse.cz>
33387
33388         PR tree-optimization/47382
33389         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
33390         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
33391
33392 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
33393
33394         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
33395         sjlj_except_unwind_info.
33396
33397 2011-01-25  Richard Guenther  <rguenther@suse.de>
33398
33399         PR tree-optimization/47426
33400         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
33401         visible functions results escape.
33402
33403 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33404
33405         PR target/45701
33406         * config/arm/arm.c (any_sibcall_uses_r3): New function.
33407         (arm_get_frame_offsets): Use it.
33408
33409 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33410             Jakub Jelinek  <jakub@redhat.com>
33411
33412         PR tree-optimization/47271
33413         * tree-if-conv.c (bb_postdominates_preds): New.
33414         (if_convertible_bb_p): Call bb_postdominates_preds.
33415         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
33416         (predicate_scalar_phi): Call bb_postdominates_preds.
33417
33418 2011-01-25  Nick Clifton  <nickc@redhat.com>
33419
33420         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
33421         * config/rx/rx.c (rx_function_value): Likewise.
33422         (rx_promote_function_mode): Likewise.
33423         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
33424         in order to make it legitimate.
33425         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
33426         make sure that the first operand is the same as the result register.
33427         (addsi3_unspec): Delete.
33428         (subdi3): Do not accept immediate operands.
33429         (subdi3_internal): Likewise.
33430
33431 2011-01-25  Jeff Law  <law@redhat.com>
33432
33433         PR rtl-optimization/37273
33434         * ira-costs.c (scan_one_insn): Detect constants living in memory and
33435         handle them like argument loads from stack slots.  Do not double
33436         count memory for memory constants and argument loads from stack slots.
33437
33438 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33439
33440         PR tree-optimization/47427
33441         PR tree-optimization/47428
33442         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
33443         coalesce if the new root var would be TREE_READONLY.
33444
33445 2011-01-25  Richard Guenther  <rguenther@suse.de>
33446
33447         PR middle-end/47414
33448         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
33449         correct type for TBAA.
33450
33451 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33452
33453         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
33454         (close_phi_written_to_memory): Call for_each_index with
33455         dr_indices_valid_in_loop.
33456
33457 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33458
33459         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
33460         when it is initialized.
33461
33462 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33463
33464         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
33465         call to graphite_find_data_references_in_stmt.
33466         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
33467         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
33468         call to graphite_find_data_references_in_stmt.
33469         (analyze_drs_in_stmts): Same.
33470         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
33471         in which the scalar analysis of indices is performed.
33472         (create_data_ref): Same.  Update call to dr_analyze_indices.
33473         (find_data_references_in_stmt): Update call to create_data_ref.
33474         (graphite_find_data_references_in_stmt): Same.
33475         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
33476         declaration.
33477         (create_data_ref): Same.
33478         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
33479         call to create_data_ref.
33480
33481 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33482
33483         * graphite-sese-to-poly.c (build_poly_scop): Move
33484         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
33485
33486 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33487
33488         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
33489         VAR_DECL, PARM_DECL, and RESULT_DECL.
33490
33491 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33492
33493         * graphite-dependences.c (reduction_dr_1): Allow several reductions
33494         in a reduction PBB.
33495         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
33496         that have already been marked as PBB_IS_REDUCTION.
33497
33498 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33499
33500         * graphite-scop-detection.c (same_close_phi_node): New.
33501         (remove_duplicate_close_phi): New.
33502         (make_close_phi_nodes_unique): New.
33503         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
33504
33505 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33506
33507         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
33508         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
33509         of both data references to be the same.
33510
33511 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33512
33513         * graphite-dependences.c (build_lexicographical_constraint): Remove
33514         the gdim parameter.
33515         (build_lexicographical_constraint): Adjust call to
33516         ppl_powerset_is_empty.
33517         (dependence_polyhedron): Same.
33518         (graphite_legal_transform_dr): Same.
33519         (graphite_carried_dependence_level_k): Same.
33520         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
33521         parameter.
33522         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
33523
33524 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33525
33526         * graphite-sese-to-poly.c
33527         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
33528         (close_phi_written_to_memory): New.
33529         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
33530         and unshare_expr.
33531
33532 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33533
33534         * doc/install.texi: Update the expected version number of PPL to 0.11.
33535         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
33536         #if PPL_VERSION_MINOR < 11.
33537
33538 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33539
33540         * graphite-dependences.c: Include graphite-cloog-util.h.
33541         (new_poly_ddr): Inlined into dependence_polyhedron.
33542         (free_poly_ddr): Moved close by new_poly_ddr.
33543         (dependence_polyhedron_1): Renamed dependence_polyhedron.
33544         Early return NULL when ppl_powerset_is_empty returns true.
33545         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
33546         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
33547         (graphite_legal_transform_dr): Call new_poly_ddr.
33548         (graphite_carried_dependence_level_k): Same.
33549         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
33550         (dot_transformed_deps_stmt_1): Removed.
33551         (dot_deps_stmt_1): Call dot_deps_stmt_2.
33552         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
33553         (dot_deps_1): Call dot_deps_2.
33554         * Makefile.in (graphite-dependences.o): Add missing dependence on
33555         graphite-cloog-util.h.
33556
33557 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33558
33559         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
33560         (build_lexicographical_constraint): Same.
33561         (dependence_polyhedron_1): Same.
33562         (graphite_legal_transform_dr): Same.
33563         (graphite_carried_dependence_level_k): Same.
33564         * graphite-ppl.c (ppl_powerset_is_empty): New.
33565         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
33566         * tree-data-ref.c (dump_data_reference): Print the basic block index.
33567
33568 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33569
33570         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
33571         the "a followed by b" relation and document it.
33572
33573 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33574
33575         * graphite-dependences.c (build_lexicographical_constraint): Stop the
33576         iteration when the bag of constraints is empty.
33577
33578 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33579
33580         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
33581
33582 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33583
33584         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
33585         nest and two loop depths as parameters.
33586         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
33587         lst_perfect_nestify.
33588
33589 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33590
33591         * graphite-dependences.c (print_pddr): Call
33592         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
33593
33594 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33595
33596         * graphite-ppl.c (debug_gmp_value): New.
33597         * graphite-ppl.h (debug_gmp_value): Declared.
33598
33599 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
33600
33601         * doc/install.texi: Document availability of cloog-0.16.
33602
33603 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
33604
33605         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
33606         invalid postdominance info.
33607
33608 2011-01-24  Jan Hubicka  <jh@suse.cz>
33609
33610         PR c/21659
33611         * doc/extend.texi (weak pragma): Drop claim that it must
33612         appear before definition.
33613         * varasm.c (merge_weak, declare_weak): Only sanity check
33614         that DECL is not output at a time it is declared weak.
33615
33616 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
33617
33618         * machmode.def: Fixed comments.
33619
33620 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
33621
33622         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
33623
33624 2011-01-24  Paul Koning  <ni1d@arrl.net>
33625
33626         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
33627         WORDS_BIG_ENDIAN.
33628
33629 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33630
33631         PR target/46519
33632         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
33633         (block_info): Add scanned and prev.
33634         (move_or_delete_vzeroupper_2): Return if the basic block
33635         has been scanned and the upper 128bit state is unchanged
33636         from the last scan.
33637         (move_or_delete_vzeroupper_1): Return true if the exit
33638         state is changed.
33639         (move_or_delete_vzeroupper): Visit basic blocks using the
33640         work-list based algorithm based on vt_find_locations in
33641         var-tracking.c.
33642
33643         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
33644
33645 2011-01-24  Nick Clifton  <nickc@redhat.com>
33646
33647         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
33648         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
33649         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
33650         then define __v850e1__.
33651         * doc/invoke.texi: Document -mv850es.
33652
33653 2011-01-24  Richard Henderson  <rth@redhat.com>
33654
33655         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
33656         compound unordered comparisons.
33657         * config/rx/rx.c (rx_split_fp_compare): Remove.
33658         * config/rx/rx-protos.h: Update.
33659         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
33660         (cbranchsf4): Don't call rx_split_fp_compare.
33661         (*cbranchsf4): Use rx_split_cbranch.
33662         (*cmpsf): Don't accept "i" constraint.
33663         (*conditional_branch): Only valid after reload.
33664         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
33665
33666 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
33667
33668         PR target/47385
33669         * config/rs6000/altivec.md (vector constant splitters): Add
33670         support for creating vector single precision constants if -mvsx is
33671         used and we would create the constant using Altivec primitives.
33672
33673 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
33674             Richard Sandiford  <rdsandiford@googlemail.com>
33675
33676         PR rtl-optimization/47166
33677         * reload1.c (emit_reload_insns): Disable the spill_reg_store
33678         mechanism for PRE_MODIFY and POST_MODIFY.
33679         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
33680         reloadreg.
33681
33682 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
33683
33684         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
33685
33686 2011-01-22  Jan Hubicka  <jh@suse.cz>
33687
33688         PR lto/47333
33689         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
33690
33691 2011-01-22  Jan Hubicka  <jh@suse.cz>
33692
33693         PR tree-optimization/43884
33694         PR lto/44334
33695         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
33696         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
33697
33698 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
33699
33700         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
33701         * config/s390/s390.c (s390_register_move_cost,
33702         s390_memory_move_cost): New.
33703         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
33704
33705 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33706
33707         PR middle-end/47401
33708         * except.c (sjlj_assign_call_site_values): Move setting the
33709         crtl->uses_eh_lsda flag to ...
33710         (sjlj_mark_call_sites): ... here.
33711         (sjlj_emit_function_enter): Support NULL dispatch label.
33712         (sjlj_build_landing_pads): In a function with no landing pads
33713         that still has must-not-throw regions, generate code to register
33714         a personality function with empty LSDA.
33715
33716 2011-01-21  Richard Henderson  <rth@redhat.com>
33717
33718         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
33719
33720         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
33721
33722         * compare-elim.c: New file.
33723         * Makefile.in (OBJS-common): Add it.
33724         (compare-elim.o): New.
33725         * common.opt (fcompare-elim): New.
33726         * opts.c (default_options_table): Add OPT_fcompare_elim.
33727         * tree-pass.h (pass_compare_elim_after_reload): New.
33728         * passes.c (init_optimization_passes): Add it.
33729         * recog.h: Protect against re-inclusion.
33730         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
33731         * doc/invoke.texi (-fcompare-elim): Document it.
33732         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
33733         * doc/tm.texi: Rebuild.
33734
33735 2011-01-22  Nick Clifton  <nickc@redhat.com>
33736
33737         * config/rx/rx.md (cstoresf4): Pass comparison operator to
33738         rx_split_fp_compare.
33739
33740 2011-01-22  Nick Clifton  <nickc@redhat.com>
33741
33742         * config/rx/rx.md (UNSPEC_CONST): New.
33743         (deallocate_and_return): Wrap the amount popped off the stack in
33744         an UNSPEC_CONST in order to stop it being rejected by
33745         -mmax-constant-size.
33746         (pop_and_return): Add a "(return)" rtx.
33747         (call): Drop the immediate operand.
33748         (call_internal): Likewise.
33749         (call_value): Likewise.
33750         (call_value_internal): Likewise.
33751         (sibcall_internal): Likewise.
33752         (sibcall_value_internal): Likewise.
33753         (sibcall): Likewise.  Generate an explicit call using
33754         sibcall_internal.
33755         (sibcall_value): Likewise.
33756         (mov<>): FAIL if a constant operand is not legitimate.
33757         (addsi3_unpsec): New pattern.
33758
33759         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
33760         (ok_for_max_constant): New function.
33761         (gen_safe_add): New function.
33762         (rx_expand_prologue): Use gen_safe_add.
33763         (rx_expand_epilogue): Likewise.
33764         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
33765         UNSPEC CONSTs.
33766
33767 2011-01-21  Jeff Law  <law@redhat.com>
33768
33769         PR tree-optimization/47053
33770         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
33771         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
33772         statements are deleted.
33773         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
33774         is nonempty, then purge dead edges and cleanup the CFG.
33775
33776 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33777
33778         PR debug/47402
33779         Temporarily revert:
33780         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33781         PR debug/47106
33782         * tree-dfa.c (create_var_ann): Mark variable as used.
33783
33784 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33785
33786         PR middle-end/45566
33787         * except.c (convert_to_eh_region_ranges): Emit queued no-region
33788         notes from other section in hot/cold partitioning even if
33789         last_action is -3.  Increment call_site_base.
33790
33791         PR rtl-optimization/47366
33792         * fwprop.c (forward_propagate_into): Return bool.  If
33793         any changes are made, -fnon-call-exceptions is used and
33794         REG_EH_REGION note is present, call purge_dead_edges
33795         and return true if it purged anything.
33796         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
33797         any EH edges were purged.
33798
33799 2011-01-21  Jeff Law  <law@redhat.com>
33800
33801         PR rtl-optimization/41619
33802         * caller-save.c (setup_save_areas): Break out code to determine
33803         which hard regs are live across calls by examining the reload chains
33804         so that it is always used.
33805         Eliminate code which checked REG_N_CALLS_CROSSED.
33806
33807 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33808
33809         PR tree-optimization/47355
33810         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
33811         NOP has non-debug uses beyond PHIs in new_bb.
33812
33813 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33814
33815         PR debug/47106
33816         * cfgexpand.c (account_used_vars_for_block): Only account vars
33817         that are annotated as used.
33818         (estimated_stack_frame_size): Don't set TREE_USED.
33819         * tree-dfa.c (create_var_ann): Mark variable as used.
33820
33821 2011-01-21  Richard Guenther  <rguenther@suse.de>
33822
33823         PR middle-end/47395
33824         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
33825
33826 2011-01-21  Richard Guenther  <rguenther@suse.de>
33827
33828         PR tree-optimization/47365
33829         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
33830         (vn_reference_lookup_pieces): Adjust.
33831         (vn_reference_lookup): Likewise.
33832         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
33833         (vn_reference_lookup_3): Only look through kills if in
33834         VN_WALKREWRITE mode.
33835         (vn_reference_lookup_pieces): Adjust.
33836         (vn_reference_lookup): Likewise.
33837         (visit_reference_op_load): Likewise.
33838         (visit_reference_op_store): Likewise.
33839         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
33840         (compute_avail): Likewise.
33841         (eliminate): Likewise.
33842
33843 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33844
33845         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
33846         DECL_IGNORED_P non-reg vars if they are used.
33847
33848         PR tree-optimization/47391
33849         * varpool.c (const_value_known_p): Return false if
33850         decl is volatile.
33851
33852 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
33853
33854         PR bootstrap/47215
33855         * config/i386/i386.c (ix86_local_alignment): Handle
33856         case for va_list_type_node is nil.
33857         (ix86_canonical_va_list_type): Likewise.
33858
33859 2011-01-21  Alan Modra  <amodra@gmail.com>
33860
33861         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
33862         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
33863
33864 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
33865
33866         * config/arm/arm.md (define_attr type): Rename f_load
33867         and f_store to f_fpa_load and f_fpa_store. Update.
33868         (write_conflict): Deal with rename fallout.
33869         (*push_fp_multi): Likewise.
33870         * config/arm/fpa.md (f_load): Use f_fpa_load.
33871         (f_store): Use f_fpa_store.
33872         (*movsf_fpa): Likewise.
33873         (*movdf_fpa): Likewise.
33874         (*movxf_fpa): Likewise.
33875         (*thumb2_movsf_fpa): Likewise.
33876         (*thumb2_movdf_fpa): Likewise.
33877         (*thumb2_movxf_fpa): Likewise.
33878         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
33879         f_loadd and f_stored.
33880         (*thumb2_movdi_vfp): Likewise.
33881         (*thumb2_movsf_vfp): Fix attribute to f_loads.
33882         (*thumb2_movsi_vfp): Likewise.
33883         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
33884         Use f_loads instead of f_load.
33885         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
33886
33887 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
33888
33889         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
33890         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
33891         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
33892         (xtensa_mode_dependent_address_p): New function.
33893         (constantpool_address_p): Make static. Change return type to bool.
33894         Change argument type to const_rtx. Use CONST_INT_P predicate.
33895
33896 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
33897
33898         PR debug/46583
33899         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
33900
33901 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33902
33903         PR debug/47283
33904         * cfgexpand.c (expand_debug_expr): Instead of generating
33905         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
33906         etc. handling.
33907
33908 2011-01-20  Richard Guenther  <rguenther@suse.de>
33909
33910         PR middle-end/47370
33911         * tree-inline.c (remap_gimple_op_r): Recurse manually for
33912         the pointer operand of MEM_REFs.
33913
33914 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33915
33916         PR tree-optimization/46130
33917         * ipa-split.c (consider_split): If return_bb contains non-virtual
33918         PHIs other than for retval or if split_function would not adjust it,
33919         refuse to split.
33920
33921 2011-01-20  Richard Guenther  <rguenther@suse.de>
33922
33923         PR tree-optimization/47167
33924         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
33925         Revert previous change, only avoid enumeral type changes.
33926
33927 2011-01-19  Mike Stump  <mikestump@comcast.net>
33928
33929         * doc/tm.texi.in (BRANCH_COST): Englishify.
33930         * doc/tm.texi (BRANCH_COST): Likewise.
33931
33932 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
33933
33934         PR c++/47291
33935         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
33936         (gen_scheduled_generic_parms_dies): New functions.
33937         (gen_struct_or_union_type_die): Schedule template parameters DIEs
33938         generation for the end of CU compilation.
33939         (dwarf2out_finish): Generate template parameters DIEs here.
33940
33941 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33942
33943         PR debug/46240
33944         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
33945         debug bind stmt on merge edges.
33946
33947 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33948
33949         PR debug/47079
33950         PR debug/46724
33951         * function.c (instantiate_expr): Instantiate incoming rtl of
33952         implicit arguments, and recurse on VALUE_EXPRs.
33953         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
33954         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
33955
33956 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33957
33958         * c-parser.c (c_parser_for_statement): Initialize
33959         collection_expression.
33960
33961 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33962
33963         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
33964
33965 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33966
33967         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
33968         (LINK_SHLIB_SPEC): Don't use %(link_path).
33969         (SUBTARGET_EXTRA_SPECS): Remove link_path.
33970
33971 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33972
33973         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
33974         (NO_SHARED_LIB_SUPPORT): Remove.
33975         (LINK_SHLIB_SPEC): Remove one conditional definition.
33976
33977 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33978
33979         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
33980         %{call_shared}.
33981         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
33982         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
33983         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
33984         %{call_shared} and conditionals on these options not being passed.
33985         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
33986         %{call_shared}.
33987
33988 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
33989
33990         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
33991         simplify.
33992
33993         * ipa-split.c: Spelling fixes.
33994
33995 2011-01-19  Richard Henderson  <rth@redhat.com>
33996
33997         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
33998         (*mulsi3): Likewise.
33999
34000         * longlong.h [__mn10300__] (count_leading_zeros): New.
34001         [__mn10300__] (umul_ppmm, smul_ppmm): New.
34002         [__mn10300__] (add_ssaaaa, subddmmss): New.
34003         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
34004         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
34005
34006 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34007
34008         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
34009
34010 2011-01-19  Richard Henderson  <rth@redhat.com>
34011
34012         * config/mn10300/mn10300.md (addsi3_flags): New.
34013         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
34014         (subsi3_flags, subc_internal, subdi3): New.
34015         (subdi3_internal, *subdi3_degenerate): New.
34016         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
34017
34018         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
34019         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
34020         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
34021         * config/mn10300/mn10300-protos.h: Update.
34022         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
34023         (return_ret): Likewise.  Rename from return_internal_regs.
34024         (return_internal): Remove.
34025
34026         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
34027         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
34028         (mn10300_legitimate_constant_p): Likewise.
34029         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
34030         (mn10300_frame_size): New.
34031         (mn10300_expand_prologue): Use it.
34032         (mn10300_expand_epilogue): Likewise.
34033         (mn10300_initial_offset): Likewise.
34034         * config/mn10300/mn10300-protos.h: Update.
34035         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
34036         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
34037         (prologue, epilogue, return_internal): Tidy output code.
34038         (mn10300_store_multiple_operation, return): Likewise.
34039         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
34040         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
34041         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
34042         (load_pic, am33_load_pic): New.
34043         (mn10300_load_pic0, mn10300_load_pic1): New.
34044
34045         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
34046         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
34047         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
34048         (cc_flags_for_mode, cc_flags_for_code): New.
34049         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
34050         overflow flag is not valid.  Validate that the flags we need
34051         for the comparison are valid.
34052         (mn10300_output_cmp): Remove.
34053         (mn10300_output_add): New.
34054         (mn10300_select_cc_mode): Use cc_flags_for_code.
34055         (mn10300_split_cbranch): New.
34056         (mn10300_match_ccmode): New.
34057         (mn10300_split_and_operand_count): New.
34058         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
34059         to the function.
34060         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
34061         (addsi3): ... here.  Use mn10300_output_add.
34062         (*addsi3_flags): New.
34063         (*am33_subsi3, *mn10300_subsi3): Merge...
34064         (subsi3): ... here.  Use attribute isa.
34065         (*subsi3_flags): New.
34066         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
34067         when possible.
34068         (*am33_andsi3, *mn10300_andsi3): Merge...
34069         (andsi3): ... here.
34070         (*andsi3_flags): New.
34071         (andsi3 splitters): New.
34072         (*am33_iorsi3, *mn10300_iorsi3): Merge...
34073         (iorsi3): ... here.
34074         (*iorsi3_flags): New.
34075         (*am33_xorsi3, *mn10300_xorsi3): Merge...
34076         (xorsi3): ... here.
34077         (*xorsi3_flags): New.
34078         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
34079         (one_cmplsi2): ... here.
34080         (*one_cmplsi2_flags): New.
34081         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
34082         instead of "dax" in constraints.  Use mn10300_split_cbranch.
34083         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
34084         use matching constraints to eliminate a self-comparison.
34085         (*integer_conditional_branch): Rename from integer_conditional_branch.
34086         Use int_mode_flags to match CC_REG.
34087         (*cbranchsi4_btst, *btstsi): New.
34088         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
34089         mn10300_split_cbranch.
34090         (*am33_cmpsf): Rename from am33_cmpsf.
34091         (*float_conditional_branch): Rename from float_conditional_branch.
34092         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
34093         (zero_extendqisi2): ... here.
34094         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
34095         (zero_extendhisi2): ... here.
34096         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
34097         (extendqisi2): ... here.
34098         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
34099         (extendhisi2): ... here.
34100         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
34101         (ashlsi3): ... here.
34102         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
34103         (lshrsi3): ... here.
34104         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
34105         (ashrsi3): ... here.
34106         (consecutive add peephole): Remove.
34107         * config/mn10300/predicates.md (label_ref_operand): New.
34108         (int_mode_flags): New.
34109         (CCZN_comparison_operator): New.
34110
34111         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
34112         (throughput_42_latency_43): New reservation.
34113         (mulsidi3, umulsidi3): New expanders.
34114         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
34115         the MDR register to allocation; separately allocate the low and
34116         high parts of the DImode result.
34117         (umulsidi3_internal): Similarly.
34118         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
34119         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
34120         (udivsi3, umodsi3): Remove.
34121         (udivmodsi4, divmodsi4): New expanders.
34122         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
34123         (*divmodsi4): Simiarly.
34124         (ext_internal): New.
34125
34126         * config/mn10300/constraints.md ("z"): New constraint.
34127         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
34128         (FIXED_REGISTERS): Don't fix MDR.
34129         (CALL_USED_REGSITERS): Reformat nicely.
34130         (REG_ALLOC_ORDER): Add MDR.
34131         (enum regclass): Add MDR_REGS.
34132         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
34133         (IRA_COVER_CLASSES): Add MDR_REGS.
34134         (REGNO_REG_CLASS): Handle MDR_REG.
34135         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
34136         (mn10300_register_move_cost): Likewise.
34137         * config/mn10300/mn10300.md (MDR_REG): New.
34138         (*movsi_internal): Handle moves to/from MDR_REGS.
34139
34140         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
34141         POST_MODIFY.
34142         (mn10300_secondary_reload): Tidy combination reload classes.
34143         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
34144         addresses for AM33.  Allow symbolic offsets for reg+imm.
34145         (mn10300_regno_in_class_p): New.
34146         (mn10300_legitimize_reload_address): New.
34147         * config/mn10300/mn10300.h (enum reg_class): Remove
34148         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
34149         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
34150         SP_OR_GENERAL_REGS.
34151         (REG_CLASS_NAMES): Update to match.
34152         (REG_CLASS_CONTENTS): Likewise.
34153         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
34154         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
34155         (REGNO_IN_RANGE_P): Remove.
34156         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
34157         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
34158         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
34159         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
34160         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
34161         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
34162         (REGNO_GENERAL_P): New.
34163         (HAVE_POST_MODIFY_DISP): New.
34164         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
34165         (LEGITIMIZE_RELOAD_ADDRESS): New.
34166         * config/mn10300/mn10300-protos.h: Update.
34167
34168         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
34169         DATA_REGS for AM33 stack-pointer destination.
34170         (mn10300_preferred_output_reload_class): Likewise.
34171         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
34172         into a form appropriate for ...
34173         (TARGET_SECONDARY_RELOAD): New.
34174         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
34175         * config/mn10300/mn10300-protos.h: Update.
34176         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
34177         reload_insi; use the "A" constraint for the scratch; handle AM33
34178         moves of sp to non-address registers.
34179
34180         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
34181         (*movqi_internal): ... here.
34182         (*am33_movhi, *mn10300_movhi): Merge into...
34183         (*movhi_internal): ... here.
34184         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
34185         as the source/destination of moves from/to SP.
34186         (movsf): Only allow for AM33-2.
34187         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
34188         any integer constant constraint.  Only allow for AM33-2.  Tidy
34189         all of the alternative outputs.
34190         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
34191         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
34192         for MN103.
34193         (udivsi3, umodsi3): New patterns for MN103 only.
34194
34195 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
34196
34197         * doc/tm.texi.in: Spell out that a lack of register class unions
34198         can lead to ICEs.
34199         * doc/tm.texi: Regenerate.
34200
34201 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34202
34203         PR rtl-optimization/47337
34204         * dce.c (check_argument_store): New function.
34205         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
34206
34207         PR tree-optimization/47290
34208         * tree-eh.c (infinite_empty_loop_p): New function.
34209         (cleanup_empty_eh): Use it.
34210
34211 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
34212
34213         PR target/46997
34214         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
34215         (a64_expand_widen_sum): Ditto.
34216         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
34217         (vec_extract_evenodd_help): Ditto.
34218         (vec_extract_evenv4hi): Ditto.
34219         (vec_extract_oddv4hi): Ditto.
34220         (vec_extract_evenv2si): Ditto.
34221         (vec_extract_oddv2si): Ditto.
34222         (vec_extract_evenv2sf): Ditto.
34223         (vec_extract_oddv2sf): Ditto.
34224         (vec_pack_trunc_v4hi: Ditto.
34225         (vec_pack_trunc_v2si): Ditto.
34226         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
34227         (vec_interleave_highv8qi): Ditto.
34228         (mix1_r): Ditto.
34229         (vec_extract_oddv8qi): Ditto.
34230         (vec_interleave_lowv4hi): Ditto.
34231         (vec_interleave_highv4hi): Ditto.
34232         (vec_interleave_lowv2si): Ditto.
34233         (vec_interleave_highv2si): Ditto.
34234
34235 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34236
34237         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
34238         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
34239         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
34240         (pa_c_mode_for_suffix): New.
34241         (TARGET_EXPAND_BUILTIN): Define.
34242         (TARGET_C_MODE_FOR_SUFFIX): Define.
34243         (pa_builtins): Define.
34244         (pa_init_builtins): Register __float128 type and init new support
34245         builtins.
34246         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
34247         * config/pa/quadlib.c (_U_Qfcopysign): New.
34248
34249 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
34250
34251         PR middle-end/46894
34252         * explow.c (allocate_dynamic_stack_space): Do not assume more than
34253         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
34254         are defined.
34255
34256 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34257
34258         PR tree-optimization/47179
34259         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
34260         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
34261
34262 2011-01-18  Richard Guenther  <rguenther@suse.de>
34263
34264         PR rtl-optimization/47216
34265         * emit-rtl.c: Include tree-flow.h.
34266         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
34267         of replicating it with different semantics.
34268         * Makefile.in (emit-rtl.o): Adjust.
34269
34270 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34271
34272         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
34273         (cortex_a9_dp): Handle neon types correctly.
34274
34275 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
34276
34277         PR rtl-optimization/47299
34278         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
34279         subtarget.  Use normal multiplication if both operands are constants.
34280         * expmed.c (expand_widening_mult): Don't try to optimize constant
34281         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
34282         before using it.
34283
34284 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34285
34286         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
34287         spacing after 'e.g.', typos, comma, hyphenation.
34288
34289 2011-01-17  Richard Henderson  <rth@redhat.com>
34290
34291         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
34292         (rx_restricted_mem_operand): New.
34293         (rx_shift_operand): Use register_operand.
34294         (rx_source_operand, rx_compare_operand): Likewise.
34295         * config/rx/rx.md (addsi3_flags): New expander.
34296         (adddi3): Rewrite as expander.
34297         (adc_internal, *adc_flags, adddi3_internal): New patterns.
34298         (subsi3_flags): New expander.
34299         (subdi3): Rewrite as expander.
34300         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
34301
34302         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
34303         (rx_init_builtins): Remove sat builtin.
34304         (rx_expand_builtin): Likewise.
34305         * config/rx/rx.md (ssaddsi3): New.
34306         (*sat): Rename from sat.  Represent the CC_REG input.
34307
34308         * config/rx/predicates.md (rshift_operator): New.
34309         * config/rx/rx.c (rx_expand_insv): Remove.
34310         * config/rx/rx-protos.h: Update.
34311         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
34312         operand to the canonical position.
34313         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
34314         (*bitclr, *bitclr_in_memory): Similarly.
34315         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
34316         (insv): Retain the zero_extract in the expansion.
34317
34318         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
34319         (bswaphi2, bitinvert, revw): Likewise.
34320
34321         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
34322         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
34323         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
34324         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
34325         (bitset, bitset_in_memory): Likewise.
34326         (bitinvert, bitinvert_in_memory): Likewise.
34327         (bitclr, bitclr_in_memory): Likewise.
34328         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
34329         (rx_strend, rx_cmpstrn): Likewise.
34330         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
34331         (bitop peep2 patterns): Remove.
34332
34333         * config/rx/rx.c (rx_match_ccmode): New.
34334         * config/rx/rx-protos.h: Update.
34335         * config/rx/rx.md (abssi2): Clobber, don't set flags.
34336         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
34337         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
34338         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
34339         (fix_truncsfsi2, floatsisf2): Likewise.
34340         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
34341         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
34342         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
34343         (*subsi3_flags, *xorsi3_flags): New.
34344
34345         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
34346
34347         * config/rx/rx.c (rx_print_operand): Remove workaround for
34348         unsplit comparison operations.
34349
34350         * config/rx/rx.md (movsicc): Split after reload.
34351         (*movsicc): Merge *movsieq and *movsine via match_operator.
34352         (*stcc): New pattern.
34353
34354         * config/rx/rx.c (rx_float_compare_mode): Remove.
34355         * config/rx/rx.h (rx_float_compare_mode): Remove.
34356         * config/rx/rx.md (cstoresi4): Split after reload.
34357         (*sccc): New pattern.
34358
34359         * config/rx/predicates.md (label_ref_operand): New.
34360         (rx_z_comparison_operator): New.
34361         (rx_zs_comparison_operator): New.
34362         (rx_fp_comparison_operator): New.
34363         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
34364         Validate that the flags are set properly for the comparison.
34365         (rx_gen_cond_branch_template): Remove.
34366         (rx_cc_modes_compatible): Remove.
34367         (mode_from_flags): New.
34368         (flags_from_code): Rename from flags_needed_for_conditional.
34369         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
34370         (rx_select_cc_mode): Likewise.
34371         (rx_split_fp_compare): New.
34372         (rx_split_cbranch): New.
34373         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
34374         (*cbranchsi4): Use match_operator and rx_split_cbranch.
34375         (*cbranchsf4): Similarly.
34376         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
34377         match_operator and rx_split_cbranch.
34378         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
34379         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
34380         (*cmpsi): Rename from cmpsi.
34381         (*tstsi): Rename from tstsi.
34382         (*cmpsf): Rename from cmpsf; use CC_Fmode.
34383         (*conditional_branch): Rename from conditional_branch.
34384         (*reveresed_conditional_branch): Remove.
34385         (b<code>): Remove expander.
34386         * config/rx/rx-protos.h: Update.
34387
34388         * config/rx/rx.c (rx_compare_redundant): Remove.
34389         * config/rx/rx.md (cmpsi): Don't use it.
34390         * config/rx/rx-protos.h: Update.
34391
34392         * config/rx/rx-modes.def (CC_F): New mode.
34393         * config/rx/rx.c (rx_select_cc_mode): New.
34394         * config/rx/rx.h (SELECT_CC_MODE): Use it.
34395         * config/rx/rx-protos.h: Update.
34396
34397 2011-01-17  Richard Henderson  <rth@redhat.com>
34398
34399         * except.c (dump_eh_tree): Fix stray ; after for statement.
34400
34401 2011-01-17  Richard Guenther  <rguenther@suse.de>
34402
34403         PR tree-optimization/47313
34404         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
34405         handling before copying the body.  Properly deal with
34406         by-reference result in SSA form.
34407
34408 2011-01-17  Ian Lance Taylor  <iant@google.com>
34409
34410         PR target/47219
34411         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
34412         (struct_value_alias_set): Don't define.
34413         (sparc_option_override): Don't set sparc_sr_alias_set and
34414         struct_value_alias_set.
34415         (save_or_restore_regs): Use gen_frame_mem rather than calling
34416         set_mem_alias_set.
34417         (sparc_struct_value_rtx): Likewise.
34418
34419 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
34420
34421         PR target/47318
34422         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
34423         (_mm_maskstore_pd): Likewise.
34424         (_mm_maskload_ps): Likewise.
34425         (_mm_maskstore_ps): Likewise.
34426         (_mm256_maskload_pd): Change mask to __m256i.
34427         (_mm256_maskstore_pd): Likewise.
34428         (_mm256_maskload_ps): Likewise.
34429         (_mm256_maskstore_ps): Likewise.
34430
34431         * config/i386/i386-builtin-types.def: Updated.
34432         (ix86_expand_special_args_builtin): Likewise.
34433
34434         * config/i386/i386.c (bdesc_special_args): Update
34435         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
34436         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
34437         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
34438         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
34439
34440         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
34441         Use <avxpermvecmode> on mask register.
34442         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
34443
34444 2011-01-17  Olivier Hainque  <hainque@adacore.com>
34445             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
34446             Eric Botcazou  <ebotcazou@adacore.com>
34447
34448         PR target/46655
34449         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
34450         if <= USHRT_MAX in 32-bit mode.
34451
34452 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34453
34454         * doc/install.texi (Configuration, Specific): Wrap long
34455         lines in examples.  Allow line wrapping in long options
34456         and URLs where beneficial for PDF output.
34457
34458 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
34459
34460         * config/mips/mips.c (mips_classify_symbol): Don't return
34461         SYMBOL_PC_RELATIVE for nonlocal labels.
34462
34463 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
34464
34465         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
34466
34467 2011-01-15  Jan Hubicka  <jh@suse.cz>
34468
34469         PR tree-optimization/47276
34470         * ipa.c (function_and_variable_visibility): Do not try to mark alias
34471         declarations as needed.
34472
34473 2011-01-15  Martin Jambor  <mjambor@suse.cz>
34474
34475         * common.opt (fdevirtualize): New flag.
34476         * doc/invoke.texi (Option Summary): Document it.
34477         * opts.c (default_options_table): Add devirtualize flag.
34478         * ipa-prop.c (detect_type_change): Return immediately if
34479         devirtualize flag is not set.
34480         (detect_type_change_ssa): Likewise.
34481         (compute_known_type_jump_func): Likewise.
34482         (ipa_analyze_virtual_call_uses): Likewise.
34483
34484 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34485
34486         PR tree-optimization/45934
34487         PR tree-optimization/46302
34488         * ipa-prop.c (type_change_info): New type.
34489         (stmt_may_be_vtbl_ptr_store): New function.
34490         (check_stmt_for_type_change): Likewise.
34491         (detect_type_change): Likewise.
34492         (detect_type_change_ssa): Likewise.
34493         (compute_complex_assign_jump_func): Check for dynamic type change.
34494         (compute_complex_ancestor_jump_func): Likewise.
34495         (compute_known_type_jump_func): Likewise.
34496         (compute_scalar_jump_functions): Likewise.
34497         (ipa_analyze_virtual_call_uses): Likewise.
34498         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
34499
34500 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34501
34502         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
34503         * config/i386/i386.opt (msse5): New Alias.
34504
34505 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34506
34507         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
34508         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34509         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34510         * config/sparc/sparc.h (CC1_SPEC): Likewise.
34511
34512 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34513
34514         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
34515         -mcpu options.
34516         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34517         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34518         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
34519         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
34520         Likewise.
34521         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
34522
34523 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34524
34525         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
34526
34527 2011-01-14  Mike Stump  <mikestump@comcast.net>
34528
34529         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
34530         * config/fr30/fr30.md: Likweise
34531         (movsi_push): Likewise.
34532         (movsi_pop): Likewise.
34533         (enter_func): Likewise.
34534         * config/moxie/moxie.md (movsi_push): Likewise.
34535         (movsi_pop): Likewise.
34536
34537 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34538
34539         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
34540         %{no_archive} %{exact_version}.
34541         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
34542         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
34543         %{no_archive} %{exact_version}.
34544         * config/mips/openbsd.h (LINK_SPEC): Likewise.
34545         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
34546         * config/mips/vxworks.h: Likewise.
34547
34548 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34549
34550         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
34551
34552 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34553
34554         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
34555         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
34556
34557 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34558
34559         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
34560         -nodefaultlib.
34561
34562 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34563
34564         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
34565         for mcpu not cpu.
34566         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
34567         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
34568         not cpu.
34569         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
34570         Don't handle -shlib.
34571
34572 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34573
34574         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
34575         (CC1_SPEC): Don't handle -profile.
34576
34577 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34578
34579         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
34580         * config/mips/mips.h (CC1_SPEC): Likewise.
34581
34582 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34583
34584         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
34585         * config/mips/mips.h (CC1_SPEC): Likewise.
34586
34587 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34588
34589         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
34590         * config/m32r/linux.h (LINK_SPEC): Likewise.
34591         * config/mips/linux.h (LINK_SPEC): Likewise.
34592         * config/mips/linux64.h (LINK_SPEC): Likewise.
34593         * config/sparc/linux.h (LINK_SPEC): Likewise.
34594         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
34595         LINK_SPEC): Likewise.
34596         * config/xtensa/linux.h (LINK_SPEC): Likewise.
34597
34598 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34599
34600         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
34601         %{version:-v}.
34602         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
34603
34604 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34605
34606         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
34607         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
34608
34609 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34610
34611         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
34612
34613 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34614
34615         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
34616         supports -Bstatic/-Bdynamic.
34617         * configure: Regenerate.
34618
34619 2011-01-14  Jan Hubicka  <jh@suse.cz>
34620             Jack Howarth  <howarth@bromo.med.uc.edu>
34621
34622         PR target/46037
34623         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
34624         when checking debug_info_level. Test write_symbols instead of
34625         debug_hooks->var_location when setting flag_var_tracking_uninit.
34626
34627 2011-01-14  Richard Guenther  <rguenther@suse.de>
34628
34629         PR tree-optimization/47179
34630         * target.def (ref_may_alias_errno): New target hook.
34631         * targhooks.h (default_ref_may_alias_errno): Declare.
34632         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
34633         (default_ref_may_alias_errno): New function.
34634         * target.h (struct ao_ref_s): Declare.
34635         * tree-ssa-alias.c: Include target.h.
34636         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
34637         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
34638         (targhooks.o): Likewise.
34639         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
34640         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
34641
34642 2011-01-14  Richard Guenther  <rguenther@suse.de>
34643
34644         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
34645
34646 2011-01-14  Richard Guenther  <rguenther@suse.de>
34647
34648         PR tree-optimization/47280
34649         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
34650         return CFG changes.
34651         (tree_ssa_forward_propagate_single_use_vars): Deal with
34652         CFG changes from associate_plusminus.
34653
34654 2011-01-14  Richard Guenther  <rguenther@suse.de>
34655
34656         PR middle-end/47281
34657         Revert
34658         2011-01-11  Richard Guenther  <rguenther@suse.de>
34659
34660         PR tree-optimization/46076
34661         * tree-ssa.c (useless_type_conversion_p): Conversions from
34662         unprototyped to empty argument list function types are useless.
34663
34664 2011-01-14  Richard Guenther  <rguenther@suse.de>
34665
34666         PR tree-optimization/47286
34667         * tree-ssa-structalias.c (new_var_info): Register variables are global.
34668
34669 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34670
34671         PR middle-end/46823
34672         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
34673
34674 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
34675
34676         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
34677         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
34678         * config/xtensa/xtensa.c (xtensa_libcall_value,
34679         xtensa_function_value_regno_p): New functions.
34680         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
34681
34682 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
34683
34684         PR c++/47213
34685         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
34686         PE specific hook.
34687         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
34688         New function prototype.
34689         * config/i386/winnt.c (i386_pe_assemble_visibility):
34690         Warn only if attribute was specified by user.
34691
34692 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
34693
34694         PR target/47251
34695         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
34696         floating point.
34697         (floatunsdidf2_fcfidu): Ditto.
34698
34699 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34700
34701         * config/s390/s390.c (print_operand_address): Replace 'error' with
34702         'output_operand_lossage'.
34703         (print_operand): Likewise.
34704
34705 2011-01-13  Jeff Law  <law@redhat.com>
34706
34707         PR rtl-optimization/39077
34708         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
34709         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
34710         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
34711         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
34712         * gcse.c (prune_insertions_deletions): New function.
34713         (compute_pre_data): Use it.
34714
34715 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
34716
34717         PR debug/PR46973
34718         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
34719         static function.
34720         (prune_unused_types_mark): Use it.
34721
34722 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
34723
34724         PR rtl-optimization/45352
34725         * sel-sched.c: Update copyright years.
34726         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
34727         in the advancing loop when we have issued issue_rate insns.
34728
34729 2011-01-12  Richard Henderson  <rth@redhat.com>
34730
34731         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
34732         (TARGET_MD_ASM_CLOBBERS): New.
34733
34734         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
34735         (TARGET_DELEGITIMIZE_ADDRESS): New.
34736
34737         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
34738         (clzsi2, *bsch): New patterns.
34739
34740         * config/mn10300/mn10300.md (INT): New mode iterator.
34741         (*mov<INT>_clr): New pattern, and peep2 to generate it.
34742
34743         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
34744         flag_split_wide_types.
34745
34746         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
34747         (mn10300_trampoline_init): Rewrite without a template, an immediate
34748         load and a direct branch.
34749         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
34750
34751 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
34752
34753         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
34754         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
34755         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
34756         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
34757
34758 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
34759
34760         PR debug/47209
34761         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
34762         of type.
34763
34764 2011-01-12  Jan Hubicka  <jh@suse.cz>
34765
34766         PR driver/47244
34767         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
34768         (PLUGIN_COND_CLOSE): New macro.
34769         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
34770
34771 2011-01-12  Richard Guenther  <rguenther@suse.de>
34772
34773         PR lto/47259
34774         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
34775         register variables in a MEM_REF.
34776
34777 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
34778
34779         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
34780         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
34781         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
34782         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
34783         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
34784         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
34785         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
34786         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
34787         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
34788         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
34789         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
34790         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
34791         * config/gnu-user.h: New.  Copied from linux.h.
34792         (LINUX_TARGET_STARTFILE_SPEC): Rename to
34793         GNU_USER_TARGET_STARTFILE_SPEC.
34794         (LINUX_TARGET_ENDFILE_SPEC): Rename to
34795         GNU_USER_TARGET_ENDFILE_SPEC.
34796         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
34797         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
34798         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
34799         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
34800         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
34801         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
34802         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
34803         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
34804         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
34805         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
34806         * config/arm/linux-eabi.h (CC1_SPEC): Use
34807         GNU_USER_TARGET_CC1_SPEC.
34808         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
34809         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
34810         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
34811         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
34812         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
34813         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
34814         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
34815         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
34816
34817 2011-01-12  Richard Guenther  <rguenther@suse.de>
34818
34819         PR other/46946
34820         * doc/invoke.texi (ffast-math): Document it is turned on
34821         with -Ofast.
34822
34823 2011-01-12  Jan Hubicka  <jh@suse.cz>
34824
34825         PR tree-optimization/47233
34826         * opts.c (common_handle_option): Disable ipa-reference with profile
34827         feedback.
34828
34829 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34830
34831         * c-parser.c (c_parser_objc_at_property_declaration): Improved
34832         error message.
34833
34834 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34835
34836         * c-parser.c (c_lex_one_token): Updated and reindented some
34837         comments.  No changes in code.
34838
34839 2011-01-11  Ian Lance Taylor  <iant@google.com>
34840
34841         * godump.c (go_output_var): Don't output the variable if there is
34842         already a type with the same name.
34843
34844 2011-01-11  Ian Lance Taylor  <iant@google.com>
34845
34846         * godump.c (go_format_type): Don't generate float80.
34847
34848 2011-01-11  Richard Henderson  <rth@redhat.com>
34849
34850         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
34851         declaration.  Rewrite for both speed and size.
34852         (mn10300_address_cost_1): Remove.
34853         (mn10300_register_move_cost): New.
34854         (mn10300_memory_move_cost): New.
34855         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
34856         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
34857         extensions, shifts, BSWAP, CLZ.
34858         (mn10300_wide_const_load_uses_clr): Remove.
34859         (TARGET_REGISTER_MOVE_COST): New.
34860         (TARGET_MEMORY_MOVE_COST): New.
34861         * config/mn10300/mn10300-protos.h: Update.
34862         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
34863
34864         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
34865         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
34866         * config/mn10300/mn10300-protos.h: Update.
34867         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
34868         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
34869         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
34870         (*test_int_bitfield, *test_byte_bitfield): Remove.
34871         (*bit_test, *subreg_bit_test): Remove.
34872         * config/mn10300/predicates.md (const_8bit_operand): Remove.
34873
34874         * config/mn10300/constraints.md ("c"): Rename from "A".
34875         ("A", "D"): New constraint letters.
34876         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
34877         (fmssf4, fnmasf4, fnmssf4): Likewise.
34878
34879         * config/mn10300/mn10300.md (isa): New attribute.
34880         (enabled): New attribute.
34881
34882         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
34883         (abssf2, negsf2): Define only for hardware fp.
34884         (sqrtsf2): Reformat.
34885         (addsf3, subsf3, mulsf3): Merge expander and insn.
34886
34887         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
34888         (DEBUGGER_AUTO_OFFSET): Remove.
34889         (DEBUGGER_ARG_OFFSET): Remove.
34890
34891         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
34892         Emit register stores with the same offsets as the hardware.
34893         (mn10300_store_multiple_operation): Don't check that the register
34894         save offsets are monotonic.
34895         * config/mn10300/mn10300-protos.h: Update.
34896
34897         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
34898
34899         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
34900         in terms of the value on the stack, not the MDR register.
34901
34902 2011-01-11  Jan Hubicka  <jh@suse.cz>
34903
34904         PR lto/45721
34905         PR lto/45375
34906         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
34907         (symbol_alias_set_destroy, symbol_alias_set_contains,
34908         propagate_aliases_backward): Declare.
34909         * lto-streamer-out.c (struct sets): New sturcture.
34910         (trivally_defined_alias): New function.
34911         (output_alias_pair_p): Rewrite.
34912         (output_unreferenced_globals): Fix output of alias pairs.
34913         (produce_symtab): Likewise.
34914         * ipa.c (function_and_variable_visibility): Set weak alias destination
34915         as needed in lto.
34916         * varasm.c (symbol_alias_set_t): Remove.
34917         (symbol_alias_set_destroy): Export.
34918         (propagate_aliases_forward, propagate_aliases_backward): New functions
34919         based on ...
34920         (compute_visible_aliases): ... this one; remove.
34921         (trivially_visible_alias): New
34922         (trivially_defined_alias): New.
34923         (remove_unreachable_alias_pairs): Rewrite.
34924         (finish_aliases_1): Reorganize code checking if alias is defined.
34925         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
34926         in LTO mode.
34927
34928 2011-01-11  Richard Guenther  <rguenther@suse.de>
34929
34930         PR tree-optimization/46076
34931         * tree-ssa.c (useless_type_conversion_p): Conversions from
34932         unprototyped to empty argument list function types are useless.
34933
34934 2011-01-11  Richard Guenther  <rguenther@suse.de>
34935
34936         PR middle-end/45235
34937         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
34938         volatile MEMs as MEM_READONLY_P.
34939
34940 2011-01-11  Richard Guenther  <rguenther@suse.de>
34941
34942         PR tree-optimization/47239
34943         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
34944
34945 2011-01-11  Jeff Law  <law@redhat.com>
34946
34947         PR tree-optimization/47086
34948         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
34949         IVs from statements that might throw.
34950
34951 2011-01-10  Jan Hubicka  <jh@suse.cz>
34952
34953         PR lto/45375
34954         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
34955
34956 2011-01-10  Jan Hubicka  <jh@suse.cz>
34957
34958         PR lto/45375
34959         * profile.c (read_profile_edge_counts): Ignore profile inconistency
34960         when correcting profile.
34961
34962 2011-01-10  Jan Hubicka  <jh@suse.cz>
34963
34964         PR lto/46083
34965         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
34966         DECL_FINI_PRIORITY.
34967         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
34968         Restore DECL_FINI_PRIORITY.
34969
34970 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34971
34972         * doc/gimple.texi: Fix quoting of multi-word return values in
34973         @deftypefn statements.  Ensure presence of return value.  Wrap
34974         overlong @deftypefn lines.
34975         (is_gimple_operand, is_gimple_min_invariant_address): Remove
34976         descriptions of removed functions.
34977         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
34978         of multi-word return value in @deftypefn statement.
34979
34980 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34981
34982         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
34983         (Conditional Expressions, Logical Operators)
34984         (Statement and operand traversals): Do not indent smallexample
34985         code.  Fix duplicate function argument in example.
34986
34987 2011-01-10  Jeff Law  <law@redhat.com>
34988
34989         PR tree-optimization/47141
34990         * ipa-split.c (split_function): Handle case where we are
34991         returning a value and the return block has a virtual operand phi.
34992
34993 2011-01-10  Jan Hubicka  <jh@suse.cz>
34994
34995         PR tree-optimization/47234
34996         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
34997         (pass_feedback_split_functions): Declare.
34998         * passes.c (init_optimization_passes): Add ipa-split as subpass of
34999         tree-profile.
35000         * ipa-split.c (gate_split_functions): Update comments; disable
35001         split-functions for profile_arc_flag and branch_probabilities.
35002         (gate_feedback_split_functions): New function.
35003         (execute_feedback_split_functions): New function.
35004         (pass_feedback_split_functions): New global var.
35005
35006 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
35007
35008         PR lto/46760
35009         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
35010         calling gimple_call_set_cannot_inline.
35011
35012 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
35013
35014         * config/darwin-sections.def: Remove unused section.
35015
35016 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
35017
35018         PR c++/47218
35019         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
35020
35021 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
35022
35023         PR objc/47232
35024         * c-parser.c (c_parser_declaration_or_fndef): Improved
35025         error message.
35026
35027 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
35028
35029         * config/i386/winnt.c (i386_pe_start_function): Make sure
35030         to switch back to function's section.
35031
35032 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
35033
35034         PR gcc/46902
35035         PR testsuite/46912
35036         * plugin.c: Move include of dlfcn.h from here...
35037         * system.h: ... to here.
35038
35039 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35040
35041         * doc/cpp.texi (C++ Named Operators): Fix markup for header
35042         file name.
35043         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
35044         two extra empty pages in PDF output.
35045
35046 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
35047
35048         PR objc/47078
35049         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
35050         for error recovery purposes behave as if it was not specified so
35051         that the default type is usd.
35052
35053 2011-01-07  Jan Hubicka  <jh@suse.cz>
35054
35055         PR tree-optmization/46469
35056         * ipa.c (function_and_variable_visibility): Clear needed flags on
35057         nodes with external decls; handle weakrefs merging correctly.
35058
35059 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
35060
35061         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
35062         not false.
35063
35064 2011-01-07  Jan Hubicka  <jh@suse.cz>
35065
35066         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
35067         and no longer claim that gold is required for linker plugin.
35068         * configure: Regenerate.
35069         * gcc.c (PLUGIN_COND): New macro.
35070         (LINK_COMMAND_SPEC): Use it.
35071         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
35072         * config.in (HAVE_LTO_PLUGIN): New.
35073         * configure.ac (--with-lto-plugin): New parameter; autodetect
35074         HAVE_LTO_PLUGIN.
35075
35076 2011-01-07  Jan Hubicka  <jh@suse.cz>
35077
35078         PR tree-optimization/46367
35079         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
35080         when we can update original.
35081         (cgraph_mark_inline_edge): Sanity check.
35082         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
35083
35084 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35085
35086         * config/spu/spu.h (ASM_COMMENT_START): Define.
35087
35088 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
35089
35090         PR driver/42445
35091         * gcc.c (%>S): New.
35092         (SWITCH_KEEP_FOR_GCC): Likewise.
35093         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
35094         (do_spec_1): Handle "%>".
35095
35096         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
35097
35098 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
35099
35100         PR target/47201
35101         * config/i386/i386.c (ix86_delegitimize_address): If
35102         simplify_gen_subreg fails, return orig_x.
35103
35104         PR bootstrap/47187
35105         * value-prof.c (gimple_stringop_fixed_value): Handle
35106         lhs of the call properly.
35107
35108 2011-01-07  Jan Hubicka  <jh@suse.cz>
35109
35110         PR lto/45375
35111         * lto-opt.c (lto_reissue_options): Set flag_shlib.
35112
35113 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35114
35115         * target.def (function_switched_text_sections): New hook.
35116         * doc/tm.texi: Regenerated.
35117         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35118         * final.c (default_function_switched_text_sections): New.
35119         (final_scan_insn): Call function_switched_text_sections when a
35120         mid-function section change occurs.
35121         * output.h (default_function_switched_text_sections): Declare.
35122         * config/darwin-protos.h (darwin_function_switched_text_sections):
35123         Likewise.
35124         * config/darwin.c (darwin_function_switched_text_sections): New.
35125         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35126
35127 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35128
35129         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
35130         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
35131         the secondary code fragment when outputting for DWARF == 2.
35132
35133 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
35134
35135         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
35136         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
35137         Remove.
35138         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
35139         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
35140
35141 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
35142
35143         PR debug/46704
35144         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
35145         when it is not empty.
35146
35147 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
35148
35149         Bobcat Enablement
35150         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
35151         (case ${target}): Add btver1.
35152         * config/i386/driver-i386.c (host_detect_local_cpu): Let
35153         -march=native recognize btver1 processors.
35154         * config/i386/i386-c.c (ix86_target_macros_internal): Add
35155         btver1 def_and_undef
35156         * config/i386/i386.c (struct processor_costs btver1_cost): New
35157         btver1 cost table.
35158         (m_BTVER1): New definition.
35159         (m_AMD_MULTIPLE): Includes m_BTVER1.
35160         (initial_ix86_tune_features): Add btver1 tune.
35161         (processor_target_table): Add btver1 entry.
35162         (static const char *const cpu_names): Add btver1 entry.
35163         (software_prefetching_beneficial_p): Add btver1.
35164         (ix86_option_override_internal): Add btver1 instruction sets.
35165         (ix86_issue_rate): Add btver1.
35166         (ix86_adjust_cost): Add btver1.
35167         * config/i386/i386.h (TARGET_BTVER1): New definition.
35168         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
35169         (enum processor_type): Add PROCESSOR_BTVER1.
35170         * config/i386/i386.md (define_attr "cpu"): Add btver1.
35171
35172 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35173
35174         PR target/43309
35175         * config/i386/i386.c (legitimize_tls_address)
35176         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
35177         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
35178         (tls_initial_exec_64_sun): New pattern.
35179
35180 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
35181
35182         * doc/invoke.texi (Overall Options): Improve wording and markup
35183         of the description of -wrapper.
35184
35185 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35186
35187         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
35188         rdynamic, threads): New Driver options.
35189
35190 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35191
35192         PR target/38118
35193         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
35194         if coming from .tdata.
35195         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
35196
35197 2011-01-06  Jan Hubicka  <jh@suse.cz>
35198
35199         PR lto/47188
35200         * collect2.c (main): Do not enable LTOmode when plugin is active.
35201
35202 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35203
35204         PR other/45915
35205         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
35206         --version output if supported.
35207         * configure: Regenerate.
35208
35209 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35210
35211         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
35212         Driver options.
35213
35214 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
35215
35216         PR c/47150
35217         * c-convert.c (convert): When converting a complex expression
35218         other than COMPLEX_EXPR to a different complex type, ensure
35219         c_save_expr is called instead of save_expr, unless in_late_binary_op.
35220         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
35221         when converting COMPLEX_TYPE.
35222
35223 2011-01-06  Ira Rosen  <irar@il.ibm.com>
35224
35225         PR tree-optimization/47139
35226         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
35227         only the last reduction value is used outside the loop.  Update
35228         documentation.
35229
35230 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
35231
35232         * config/rtems.opt: New.
35233         * config.gcc (*-*-rtems*): Use rtems.opt.
35234
35235 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
35236
35237         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
35238         processors do not support 3DNow instructions.
35239
35240 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35241
35242         * config/spu/spu.c (spu_option_override): Set parameter
35243         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
35244
35245 2011-01-05  Jan Hubicka  <jh@suse.cz>
35246
35247         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
35248         at the command line.
35249
35250 2011-01-05  Martin Jambor  <mjambor@suse.cz>
35251
35252         PR lto/47162
35253         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
35254         deltas on streamed outgoing edges.
35255         (output_node_opt_summary): Output info for outgoing edges only when
35256         the node is in new parameter set.
35257         (output_cgraph_opt_summary): New parameter set, passed to the two
35258         aforementioned functions.  Update its forward declaration and its
35259         callee too.
35260
35261 2011-01-05  Tom Tromey  <tromey@redhat.com>
35262
35263         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
35264         operator to c_finish_omp_atomic.
35265         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
35266         (build_unary_op): Update.
35267         (build_modify_expr): Update.
35268         (build_asm_expr): Update.
35269
35270 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35271
35272         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
35273         newly inserted insns.
35274         (pad_bb): Likewise.
35275         (spu_emit_branch_hint): Likewise.
35276         (insert_hbrp_for_ilb_runout): Likewise.
35277         (spu_machine_dependent_reorg): Call df_finish_pass after
35278         schedule_insns returns.
35279
35280 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35281
35282         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
35283
35284 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
35285
35286         PR tree-optimization/47005
35287         * tree-sra.c (struct access): Add 'non_addressable' bit.
35288         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
35289         (decide_one_param_reduction): Return 0 if the parameter is passed by
35290         reference and one of the accesses in the group is non_addressable.
35291
35292 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35293
35294         PR tree-optimization/47056
35295         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
35296         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
35297         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
35298
35299 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35300
35301         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
35302         initializer.  Skip view conversions from aggregate types.
35303
35304 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
35305
35306         PR bootstrap/47055
35307         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
35308
35309 2011-01-04  Philipp Thomas  <pth@suse.de>
35310
35311         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
35312         obvious typo.
35313
35314 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35315
35316         * function.c (thread_prologue_and_epilogue_insns): Do not crash
35317         on empty epilogue sequences.
35318
35319 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
35320
35321         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
35322         non-static): New Driver options.
35323
35324 2011-01-04  Jie Zhang  <jie@codesourcery.com>
35325
35326         PR driver/47137
35327         * gcc.c (default_compilers[]): Set combinable field to 0
35328         for all assembly languages.
35329
35330 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
35331
35332         * config/mips/loongson3a.md: New file.
35333         * config/mips/mips.md: Include loongson3a.md.
35334         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
35335         TUNE_LOONGSON_3A.
35336
35337 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
35338
35339         PR middle-end/47017
35340         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
35341         instead of convert_memory_address_addr_space on the base expression.
35342
35343 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35344
35345         * config/spu/spu.c (spu_option_override): Update error text
35346         for bad -march= / -mtune= values.
35347
35348 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35349
35350         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
35351         if branch-hint optimization will be performed.
35352
35353 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35354
35355         PR tree-optimization/47148
35356         * ipa-split.c (split_function): Convert arguments to
35357         DECL_ARG_TYPE if possible.
35358
35359         PR tree-optimization/47155
35360         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
35361         when computing uns.
35362
35363         PR rtl-optimization/47157
35364         * combine.c (try_combine): If undobuf.other_insn becomes
35365         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
35366         and set *new_direct_jump_p too.
35367
35368 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
35369
35370         PR tree-optimization/47021
35371         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
35372
35373 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35374
35375         * gcc.c (process_command): Update copyright notice dates.
35376         * gcov.c (print_version): Likewise.
35377         * gcov-dump.c (print_version): Likewise.
35378         * mips-tfile.c (main): Likewise.
35379         * mips-tdump.c (main): Likewise.
35380
35381 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35382
35383         PR tree-optimization/46801
35384         * tree-sra.c (type_internals_preclude_sra_p): Check whether
35385         aggregate fields start at byte boundary instead of the bit-field flag.
35386
35387 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
35388
35389         PR driver/47137
35390         * gcc.c (main): Revert revision 168407.
35391
35392 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35393
35394         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
35395
35396 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35397
35398         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
35399         vector optab to expand vector/scalar shift, update gimple to vector.
35400
35401 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35402
35403         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
35404         a thunk.
35405
35406 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35407
35408         PR tree-optimization/46984
35409         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
35410         HOST_WIDE_INT.
35411         (cgraph_create_indirect_edge): Fixed line length.
35412         (cgraph_indirect_call_info): Declare.
35413         (cgraph_make_edge_direct) Update declaration.
35414         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
35415         (cgraph_create_indirect_edge): Use it.
35416         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
35417         callees.
35418         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
35419         the new thunk_delta representation.
35420         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
35421         HOST_WIDE_INT.
35422         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
35423         (ipa_read_indirect_edge_info): Likewise.
35424         * lto-cgraph.c (output_edge_opt_summary): New function.
35425         (output_node_opt_summary): Call it on all outgoing edges.
35426         (input_edge_opt_summary): New function.
35427         (input_node_opt_summary): Call it on all outgoing edges.
35428
35429 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
35430
35431         PR driver/47137
35432         * gcc.c (main): Don't check have_o when settting combine_inputs.
35433
35434 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
35435
35436         * regrename.c: Add general comment describing the pass.
35437         (struct du_head): Remove 'length' field.
35438         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
35439         (regrename_optimize): Do not sort chains.  Rework comments, add others.
35440         Force renaming to the preferred class (if any) in the first pass and do
35441         not consider registers that belong to it in the second pass.
35442         (create_new_chain): Do not set 'length' field.
35443         (scan_rtx_reg): Likewise.
35444
35445 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
35446
35447         PR tree-optimization/47140
35448         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
35449         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
35450         to bit_value_binop.
35451
35452         PR rtl-optimization/47028
35453         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
35454         parm_birth_insn instead of at the beginning of first bb.
35455
35456 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
35457
35458         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
35459         Remove the word "see" before "@pxref".
35460         * doc/rtl.texi: Remove the word "see" before "@pxref".
35461
35462 2011-01-01  Jan Hubicka  <jh@suse.cz>
35463
35464         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
35465         memory.
35466
35467 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
35468
35469         PR target/38662
35470         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
35471
35472 \f
35473 Copyright (C) 2011 Free Software Foundation, Inc.
35474
35475 Copying and distribution of this file, with or without modification,
35476 are permitted in any medium without royalty provided the copyright
35477 notice and this notice are preserved.