gcc/ChangeLog

   1 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
   2
   3         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
   4         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
   5         lieu of MAY_HAVE_DEBUG_STMTS.
   6         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
   7         debug statements if !MAY_HAVE_DEBUG_STMTS.
   8
   9 2011-05-13  Martin Thuresson  <martint@google.com>
  10
  11         PR gcov-profile/47793
  12         * libgcov.c (gcov_exit): Support relative profile paths.
  13         * doc/invoke.texi (-fprofile-dir): Update for above change.
  14
  15 2011-05-13  Richard Guenther  <rguenther@suse.de>
  16
  17         * gimple.c (gimple_canonical_types_compatible_p): Do not use
  18         type-pair caching, do not compare hashes.
  19
  20 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
  21
  22         PR middle-end/48965
  23         * tree-cfg.c (edge_to_cases_cleanup): Return true.
  24         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
  25
  26 2011-05-13  Kai Tietz  <ktietz@redhat.com>
  27
  28         * gimplify.c (gimplify_expr): Make sure operand is boolified.
  29         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
  30         compatible type for TRUTH_NOT_EXPR.
  31
  32 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
  33
  34         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
  35         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
  36         can_create_pseudo_p ().
  37
  38 2011-05-13  Richard Guenther  <rguenther@suse.de>
  39
  40         PR lto/48978
  41         * gimple.c (iterative_hash_gimple_type): Revert change in
  42         pointer target and function result and argument hashing.
  43
  44 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
  45
  46         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
  47         (*movxf_internal_nointeger): Ditto.
  48         (*movdf_internal_rex64): Ditto.
  49         (*movdf_internal): Ditto.
  50         (*movdf_internal_nointeger): Ditto.
  51         (*movsf_internal): Ditto.
  52         (sincos splitters): Use can_create_pseudo ().
  53
  54 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
  55
  56         * config/i386/i386-opts.h: New.
  57         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
  58         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
  59         ix86_section_threshold): Remove.
  60         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
  61         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
  62         OPT_mbranch_cost_.
  63         (ix86_option_override_internal): Don't decode strings for options
  64         other than -march=, -mtune= and -mfpmath=.  Don't allow for
  65         __attribute__ uses in remaining diagnostics for options with
  66         string arguments.  Don't check for integer arguments being negative.
  67         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
  68         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
  69         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
  70         ix86_branch_cost, ix86_section_threshold): Remove.
  71         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
  72         HeaderInclude.
  73         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
  74         but not Var.
  75         (masm=): Use Enum and Init.
  76         (asm_dialect): New Enum and EnumValue entries.
  77         (mbranch-cost=): Use UInteger.
  78         (mlarge-data-threshold=): Use UInteger and Init.
  79         (mcmodel=): Use Enum and Init.
  80         (cmodel): New Enum and EnumValue entries.
  81         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
  82         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
  83         mregparm=): Use UInteger.
  84         (mstringop-strategy=): Use Enum and Init.
  85         (stringop_alg): New Enum and EnumValue entries.
  86         (mtls-dialect=): Use Enum and Init.
  87         (tls_dialect): New Enum and EnumValue entries.
  88         (mabi=): Use Enum and Init.
  89         (calling_abi): New Enum and EnumValue entries.
  90         (mveclibabi=): Use Enum and Init.
  91         (ix86_veclibabi): New Enum and EnumValue entries.
  92
  93 2011-05-13  Nick Clifton  <nickc@redhat.com>
  94
  95         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
  96         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
  97
  98 2011-05-13  Kai Tietz  <ktietz@redhat.com>
  99
 100         PR middle-end/48984
 101         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
 102         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
 103         (gimple_boolify): Check for cast for boolean_type_node instead for
 104         BOOLEAN_TYPE.
 105
 106 2011-05-13  Richard Guenther  <rguenther@suse.de>
 107
 108         PR tree-optimization/48172
 109         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
 110         multiplying by number of iterations for equal step.
 111         (vect_create_cond_for_alias_checks): Likewise.
 112
 113 2011-05-13  Andreas Schwab  <schwab@redhat.com>
 114
 115         * configure.ac: Use AS_HELP_STRING throughout.
 116         * configure: Regenerate.
 117
 118 >>>>>>> .r173734
 119 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 120
 121         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
 122         (ix86_emit_restore_regs_using_mov): Likewise.
 123         (ix86_emit_restore_sse_regs_using_mov): Likewise.
 124
 125 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
 126
 127         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
 128         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
 129         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
 130         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
 131         RTX_OK_FOR_OLO10_P): ...here.
 132         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
 133         SYMBOLIC_CONST.
 134
 135 2011-05-12  Kai Tietz  <ktietz@redhat.com>
 136
 137         * gimplify.c (gimple_boolify): Re-boolify expression
 138         arguments even if expression type is of kind BOOLEAN_TYPE.
 139         (gimplify_boolean_expr): Removed.
 140         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
 141         and XOR. Additional take care that we keep expression's type.
 142         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
 143         of TRUTH_AND|OR|XOR_EXPR.
 144
 145 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 146
 147         PR tree-optimization/48975
 148         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 149         on all bbs here and free and clear ifc_bbs at the end.
 150
 151 2011-05-12  Richard Guenther  <rguenther@suse.de>
 152
 153         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 154         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 155         until after simple checks.
 156         (gimple_types_compatible_p): Likewise.
 157         (iterative_hash_gimple_type): Always hash pointer targets
 158         and function return and argument types.
 159         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 160         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 161         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 162         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 163         completely in the simple compare section.
 164         (gimple_register_canonical_type): Query the cache again after
 165         registering.
 166
 167 2011-05-12  Richard Guenther  <rguenther@suse.de>
 168
 169         PR tree-optimization/48172
 170         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 171         the number of iterations from the segment size calculation.
 172         (vect_create_cond_for_alias_checks): Adjust.
 173
 174 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 175
 176         PR debug/48967
 177         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 178         if validate_subreg fails.
 179
 180 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 181
 182         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 183         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 184         early.
 185
 186 2011-05-12  DJ Delorie  <dj@redhat.com>
 187
 188         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 189         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 190         created builtin into rx_builtins array.
 191         (rx_builtin_decl): New function.
 192         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
 193
 194 2011-05-12  DJ Delorie  <dj@redhat.com>
 195             Nick Clifton  <nickc@redhat.com>
 196
 197         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 198         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 199         (rx_is_legitimate_address): Add pre-decrement and post-increment
 200         addressing in HImode and QImode.  Fix test for out of range
 201         REG+INT addressing.
 202         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 203         (rx_align_for_label): Test label before extracting its usage count.
 204         (rx_adjust_insn_lengths): Fix selection of insn codes.
 205         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 206
 207 2011-05-11  Jason Merrill  <jason@redhat.com>
 208
 209         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 210
 211 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 212
 213         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 214         reindent the subsequent block.
 215
 216 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 217             Paul Pluzhnikov  <ppluzhnikov@google.com>
 218
 219         * doc/install.texi (Configuration): Document --with-linker-hash-style.
 220         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 221         * config.in: Add LINKER_HASH_STYLE.
 222         * configure.ac: Add --with-linker-hash-style.
 223         * configure: Regenerate.
 224
 225 2011-05-11  Richard Guenther  <rguenther@suse.de>
 226
 227         PR middle-end/48964
 228         * gimple.c (iterative_hash_canonical_type): Fix typo.
 229
 230 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 231
 232         * config/i386/i386.c (legitimize_tls_address)
 233         <TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 234         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 235         __tls_get_addr symbol reference here.  Update call to
 236         gen_tls_global_dynamic_{32,64} for added arguments.
 237         <TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 238         expanders directly for TARGET_GNU2_TLS.  Determine
 239         __tls_get_addr symbol reference here.  Update call to
 240         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 241         unique UNSPEC REG_EQUIV to libcall block.
 242         (ix86_tls_get_addr): Declare static.
 243         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 244         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 245         Do not determine pic and __tls_get_addr symbol reference here. Do not
 246         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 247         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 248         (tls_global_dynamic_64): Add operand 2.  Do not determine
 249         __tls_get_addr symbol reference here.  Do not call
 250         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 251         (tls_local_dynamic_base64): Ditto for operand 1.
 252
 253 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 254
 255         * function.c (expand_function_start): Initialize stack_check_probe_note
 256         only if the generic stack checking mechanism is used.
 257
 258 2011-05-11  Richard Guenther  <rguenther@suse.de>
 259
 260         PR tree-optimization/15256
 261         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 262         (A & B) | C, combine (A op CST1) op CST2.
 263         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 264         visit assigns that have uses.
 265
 266 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 267
 268         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 269         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 270         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 271         (unpack_value_fields): Adjust for renaming.
 272         (lto_input_ts_type_tree_pointers): Split into...
 273         (lto_input_ts_type_common_tree_pointer): ...this and...
 274         (lto_input_ts_type_non_common_tree_pointers): ...this.
 275         (lto_input_tree_pointers): Adjust for above split.
 276         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 277         (pack_ts_type_common_value_fields): ...this.  Update comment.
 278         (lto_output_ts_type_tree_pointers): Split into...
 279         (lto_output_ts_type_common_tree_pointers): ...this and...
 280         (lto_output_ts_type_non_common_tree_pointers): ...this.
 281         (lto_output_tree_pointers): Adjust for above split.
 282         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 283         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 284         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 285         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 286         Define.
 287         (struct tree_type): Split into...
 288         (struct tree_type_common: ...this and...
 289         (struct tree_type_with_lang_specific): ...this and...
 290         (struct tree_type_non_common): ...this.  Adjust accessor macros
 291         accordingly.
 292         (TYPE_VALUES_RAW): Define.
 293         (union tree_node): Update for above changes.
 294         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 295         TS_TYPE_NON_COMMON.
 296         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 297         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 298         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 299         * treestructu.def (TS_TYPE): Remove.
 300         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 301         Define.
 302
 303 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 304
 305         PR debug/48159
 306         * tree-ssa.c (reset_debug_uses): New function.
 307         * tree-flow.h (reset_debug_uses): New prototype.
 308         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 309         * tree-loop-distribution.c (generate_loops_for_partition): Call
 310         reset_debug_uses on the stmts that will be removed.  Keep around
 311         all debug stmts, don't count them as bits in partition bitmap.
 312         (generate_builtin): Don't count debug stmts or labels as bits in
 313         partition bitmap.
 314
 315 2011-05-11  Richard Guenther  <rguenther@suse.de>
 316
 317         * gimple.c (gimple_type_hash_1): Merge with ...
 318         (gimple_type_hash): ... this.
 319         (gtc_visit): Remove mode parameter and simplify accordingly.
 320         (gimple_types_compatible_p_1): Likewise.
 321         (gimple_types_compatible_p): Likewise.
 322         (iterative_hash_gimple_type): Likewise.
 323         (visit): Likewise.
 324         (gimple_type_eq): Adjust.
 325
 326 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 327
 328         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 329         enters the branch create an anti edge in the opposite direction
 330         to prevent the creation of reg-moves.
 331         * modulo-sched.c: Adjust comment to reflect the fact we are
 332         scheduling closing branch.
 333         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 334         (stage_count): New field in struct partial_schedule.
 335         (calculate_stage_count): New function.
 336         (normalize_sched_times): Rename to reset_sched_times and handle
 337         incrementing the sched time of the nodes by a constant value
 338         passed as parameter.
 339         (duplicate_insns_of_cycles): Skip closing branch.
 340         (sms_schedule_by_order): Schedule closing branch.
 341         (ps_insn_find_column): Handle closing branch.
 342         (sms_schedule): Call reset_sched_times and adjust the code to
 343         support scheduling of the closing branch.
 344         (ps_insert_empty_row): Update calls to normalize_sched_times
 345         and rotate_partial_schedule functions.
 346
 347 2011-05-11  Richard Guenther  <rguenther@suse.de>
 348
 349         PR middle-end/48953
 350         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 351
 352 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 353
 354         * opts.c (finish_options): Move warning settings from process_options.
 355         * toplev.c (process_options): Move warning settings to finish_options.
 356
 357 2011-05-11  Richard Guenther  <rguenther@suse.de>
 358
 359         PR tree-optimization/18041
 360         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 361         (simplify_bitwise_binary): ... this.  Handle operand conversions
 362         by applying them to the result instead.
 363         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 364
 365 2011-05-11  Richard Guenther  <rguenther@suse.de>
 366
 367         * gimple.c (gimple_canonical_types_compatible_p): Split out
 368         from gimple_types_compatible_p and friends.  Do not recurse
 369         to pointed-to types.
 370         (gimple_canonical_type_eq): Use it.
 371         (iterative_hash_canonical_type): Split out from
 372         iterative_hash_gimple_type and friends.  Do not recurse
 373         to pointed-to types.
 374         (gimple_canonical_type_hash): Use it, allocate the hash here.
 375
 376 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 377
 378         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 379         recognizing doloop.
 380
 381 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 382
 383         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 384         instead of PREV_INSN.
 385
 386 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 387
 388         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 389         * loop-doloop.c (doloop_condition_get): Likewise.
 390         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 391         (doloop_end): New.
 392         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 393
 394 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 395
 396         * tree.def (CASE_LABEL_EXPR): Add an operand.
 397         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 398
 399 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 400
 401         * c-decl.c (c_override_global_bindings_to_false): Remove.
 402         (global_bindings_p): Don't check
 403         c_override_global_bindings_to_false.
 404         * c-tree.h (c_override_global_bindings_to_false): Remove.
 405         * c-typeck.c (composite_type): Don't set
 406         c_override_global_bindings_to_false.
 407
 408 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 409
 410         PR target/48857, 48495
 411         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 412         (VSX_MODE): Ditto.
 413         (VSX_MOVE_MODE): Ditto.
 414         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 415         VSX vector types.  Add V2DImode.
 416         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 417         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 418         (MODES_TIEABLE_P): Ditto.
 419
 420         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 421         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 422         VSX_VECTOR_MODE.
 423         (init_cumulative_args): Ditto.
 424         (rs6000_function_arg_boundary): Ditto.
 425         (rs6000_function_arg_advance_1): Ditto.
 426         (rs6000_function_arg): Ditto.
 427         (rs6000_function_ok_for_sibcall): Ditto.
 428         (emit_frame_save): Ditto.
 429         (rs6000_function_value): Ditto.
 430         (rs6000_libcall_value): Ditto.
 431
 432 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 433
 434         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 435         i386/darwin-lib.h to $libgcc_tm_file.
 436         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 437
 438 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 439
 440         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 441
 442 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 443
 444         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 445         * config/rs6000/rs6000-tables.opt: New file (generated).
 446         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 447         rs6000/rs6000-tables.opt to extra_options.
 448         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 449         * config/rs6000/rs6000.c (rs6000_select): Remove.
 450         (processor_target_table): Move contents to rs6000-cpus.def.
 451         (darwin_rs6000_override_options): Check
 452         global_options_set.x_rs6000_cpu_index instead of
 453         rs6000_select[1].string.
 454         (rs6000_option_override_internal): Likewise.
 455         (rs6000_handle_option): Don't assert that global structures are in
 456         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 457         (rs6000_default_cpu): New variable.
 458         (rs6000_file_start): Set it instead of local default_cpu.  Check
 459         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 460         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 461         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 462         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 463         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 464         rs6000_select): Remove.
 465         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 466         Remove.
 467         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 468         * config/rs6000/t-rs6000
 469         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 470         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 471         global_options_set.x_rs6000_cpu_index instead of
 472         rs6000_select[1].string.
 473         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 474         global_options_set.x_rs6000_cpu_index instead of
 475         rs6000_select[1].string.
 476
 477 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 478
 479         * config.gcc (libgcc_tm_file): Define instead of including files
 480         from ../../libgcc/config/ in tm_file.
 481         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 482         * configure: Regenerate.
 483         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 484         libgcc_tm.h, cs-libgcc_tm.h): New.
 485         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 486         (clean): Remove libgcc_tm.h.
 487         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 488         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 489         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 490
 491 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 492
 493         PR target/48896
 494         * config/avr/avr.c (avr_ret_register): Return unsigned int
 495         instead of int.
 496         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
 497         it to avr_libcall_value.
 498         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
 499         expand_expr.
 500         (avr_expand_binop_builtin): Ditto.
 501         (avr_expand_unop_builtin): Ditto.
 502
 503 2011-05-10  DJ Delorie  <dj@redhat.com>
 504
 505         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
 506         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
 507         * config/rx/rx.c (rx_align_for_label): Add label and
 508         uses_threshold parameters.  Do not align when the label is not
 509         used enough.
 510         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
 511
 512 2011-05-10  Richard Guenther  <rguenther@suse.de>
 513
 514         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
 515         a series of conversions and apply foldings similar to what
 516         fold-const does.
 517         (tree_ssa_forward_propagate_single_use_vars): Call it.
 518
 519 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
 520
 521         PR tree-optimization/48611
 522         PR tree-optimization/48794
 523         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
 524         referenced from RESX or EH_DISPATCH arguments.
 525
 526         PR debug/48928
 527         * dfp.c (decimal_to_decnumber): Handle conversion from
 528         dconst{1,2,m1,half}.
 529
 530 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 531
 532         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
 533         for !flag_prefer_avx128.
 534         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
 535
 536 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 537
 538         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
 539         (fold_ternary_loc): Use expr_location_or.
 540
 541 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 542
 543         PR debug/48853
 544         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
 545         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
 546         Pmode and mem_mode is not VOIDmode.
 547
 548 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 549
 550         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
 551         TYPE_QUAL_RESTRICT): Convert to enum.
 552
 553 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 554
 555         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
 556         (const_pow2_1_to_8_operand): Ditto.
 557         (const_pow2_1_to_128_operand): Ditto.
 558         (const_pow2_1_to_32768_operand): Ditto.
 559         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
 560         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
 561         in insn constraint to check integer value of operand 3.
 562         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
 563
 564         (PINSR_MODE): New mode iterator.
 565         (sse2p4_1): New mode attribute.
 566         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
 567         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
 568         iterator.  Use const_int_operand instead of
 569         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
 570         exact_log2 in insn constraint to check integer value of operand 3.
 571
 572 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 573
 574         * config/i386/sse.md (blendbits): Remove mode attribute.
 575         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 576         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 577         Check integer value of operand 3 in insn constraint.
 578
 579 2011-05-09  Richard Guenther  <rguenther@suse.de>
 580
 581         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
 582         for diagnostics.
 583         (lto_symtab_merge): Likewise.  Do not register types here.
 584         (lto_symtab_merge_decls_2): Likewise.
 585         (lto_symtab_merge_decls_1): Likewise.
 586         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
 587         * gimple.c (enum gtc_mode): Declare.
 588         (gimple_types_compatible_p): Make static.
 589
 590 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 591
 592         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
 593         temporary register to match Pmode.
 594
 595 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 596
 597         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
 598         and *vec_concatv4si_1_avx.
 599
 600 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 601
 602         PR rtl-optimization/48927
 603         * ira-conflicts.c (commutative_constraint_p): Use
 604         recog_data.alternative_enabled_p to disable alternatives where
 605         "enabled" attribute is false.
 606         (get_dup_num): Ditto.
 607         * ira-lives.c (single_reg_class): Ditto.
 608         (ira_implicitly_set_insn_hard_regs): Ditto.
 609
 610 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 611
 612         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
 613         (dataflow_set_preserve_mem_locs): Likewise.
 614
 615 2011-05-09  Philipp Thomas  <pth@suse.de>
 616
 617         * config/mep/mep.c (mep_validate_vliw): Syntax description
 618         should not be translated.
 619
 620 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
 621
 622         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
 623         * config/mips/mips-tables.opt: New file (generated).
 624         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
 625         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
 626         MIPS_ARCH_OPTION_NATIVE): Define.
 627         * config/mips/mips.c (mips_cpu_info_table): Move contents to
 628         mips-cpus.def.
 629         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
 630         mips_parse_cpu): Remove.
 631         (mips_cpu_info_from_opt, mips_default_arch): New.
 632         (mips_handle_option): Don't assert that global structures are in
 633         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
 634         (mips_option_override): Use new variables and functions to set
 635         state of these options.  Use strcmp to check for individual CPU names.
 636         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
 637         definition.
 638         * config/mips/mips.opt (march=): Use ToLower and Enum.
 639         (mips): Use ToLower, Enum and Var.
 640         (mtune=): Use ToLower and Enum.
 641         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
 642
 643 2011-05-08  Jan Hubicka  <jh@suse.cz>
 644
 645         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
 646         Arrange type pairs to be UID ordered.
 647         (gimple_lookup_type_leader): Make inline.
 648
 649 2011-05-09  Nick Clifton  <nickc@redhat.com>
 650
 651         PR target/48899
 652         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
 653         PROCESSOR_DEFAULT.
 654
 655         PR target/48897
 656         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
 657         variable 's'.
 658
 659 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
 660
 661         * combine.c (simplify_comparison): Abstract out parts into...
 662         (simplify_compare_const): ... new function.
 663         (try_combine): Generalize parallel arithmetic/compare combining
 664         to call simplify_compare_const() and CANONICALIZE_COMPARE().
 665
 666 2011-05-08  Jan Hubicka  <jh@suse.cz>
 667
 668         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
 669         (cgraph_create_virtual_clone): Call hooks once virtual clone
 670         is finished.
 671         * cgraph.h (cgraph_clone_node): Update prototype.
 672         * ipa-cp.c (ipcp_estimate_growth): Use
 673         estimate_ipcp_clone_size_and_time.
 674         * ipa-inline-transform.c (clone_inlined_nodes): Update.
 675         * lto-cgraph.c (input_node): Update.
 676         * ipa-inline.c (recursive_inlining): Update.
 677         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
 678         (evaluate_conditions_for_known_args): Break out from ...
 679         (evaluate_conditions_for_edge): ... here.
 680         (evaluate_conditions_for_ipcp_clone): New function.
 681         (inline_node_duplication_hook): Update clone summary based
 682         on parameter map.
 683         (estimate_callee_size_and_time): Rename to ...
 684         (estimate_node_size_and_time): take NODE instead of EDGE;
 685         take POSSIBLE_TRUTHS as argument.
 686         (estimate_callee_size_and_time): Update.
 687         (estimate_ipcp_clone_size_and_time): New function.
 688         (do_estimate_edge_time): Update.
 689
 690 2011-05-08  Richard Guenther  <rguenther@suse.de>
 691
 692         PR middle-end/48908
 693         PR middle-end/48905
 694         * expmed.c (expand_shift_1): Compute adjusted constant shift
 695         amount manually.
 696
 697 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 698
 699         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
 700
 701 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 702
 703         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
 704
 705 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
 706
 707         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
 708
 709 2011-05-07  Jan Hubicka  <jh@suse.cz>
 710
 711         * ipa-inline-transform.c (inline_call): Account when program size
 712         decreases.
 713         * ipa-inline.c (relative_time_benefit): New function.
 714         (edge_badness): Reorganize to be power 2 based; fix thinko when
 715         computing badness for negative growth; update comments to match
 716         reality; better dumps.
 717
 718 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 719
 720         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
 721         type to bool and adjust comment.
 722         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
 723         (fold_mathfn_compare): Remove calls to global_bindings_p.
 724         (fold_inf_compare): Likewise.
 725         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
 726         * c-tree.h (global_bindings_p): Adjust prototype.
 727         * c-decl.c (global_bindings_p): Return bool and simplify.
 728
 729 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
 730
 731         PR tree-optimization/48837
 732         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
 733         when accumulator transformation is performed.
 734
 735 2011-05-06  Jan Hubicka  <jh@suse.cz>
 736
 737         * i386.h (ix86_tune_indices): Add
 738         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
 739         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
 740         * i386.c (initial_ix86_tune_features): Add
 741         X86_SOFTARE_PREFETCHING_BENEFICIAL.
 742         (software_prefetching_beneficial_p): Remove predicate.
 743         (ix86_option_override_internal): Use new macro.
 744
 745 2011-05-06  Jan Hubicka  <jh@suse.cz>
 746
 747         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
 748
 749 2011-05-06  Jan Hubicka  <jh@suse.cz>
 750
 751         * cgraph.c (cgraph_add_thunk): Create real function node instead
 752         of alias node; finalize it and mark needed/reachale; arrange visibility
 753         to be right and add it into the corresponding same comdat group list.
 754         (dump_cgraph_node): Dump thunks.
 755         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
 756         cgraph_function_with_gimple_body_p,
 757         cgraph_first_function_with_gimple_body,
 758         cgraph_next_function_with_gimple_body): New functions.
 759         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
 760         New macros.
 761         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
 762         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 763         * cgraphunit.c (cgraph_finalize_function): Only look into possible
 764         devirtualization when optimizing.
 765         (verify_cgraph_node): Verify thunks.
 766         (cgraph_analyze_function): Analyze thunks.
 767         (cgraph_mark_functions_to_output): Output thunks only in combination
 768         with function they are assigned to.
 769         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
 770         alias into normal node.
 771         (assemble_thunks): New functoin.
 772         (cgraph_expand_function): Use it.
 773         * lto-cgraph.c (lto_output_node): Stream thunks.
 774         (input_overwrite_node): Stream in thunks.
 775         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
 776         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
 777         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
 778         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
 779         (inline_analyze_function): Do not care about thunk jump functions.
 780         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
 781         * ipa-prop.c (ipa_prop_write_jump_functions): Use
 782         cgraph_function_with_gimple_body_p.
 783         * passes.c (do_per_function_toporder): Use
 784         cgraph_function_with_gimple_body_p.
 785         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 786         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
 787         (function_called_by_processed_nodes_p): Likewise.
 788
 789 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 790
 791         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
 792         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
 793         entries.
 794         (mabi=): Replace with separate entries for mabi=altivec,
 795         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
 796         mabi=ieeelongdouble and mabi=ibmlongdouble.
 797         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
 798         check for -mabi=spe without SPE ABI support here.
 799         (rs6000_handle_option): Replace OPT_mabi_ handling with
 800         OPT_mabi_altivec and OPT_mabi_spe handling.
 801
 802 2011-05-06  Cary Coutant  <ccoutant@google.com>
 803
 804         * dwarf2out.c (contains_subprogram_definition): New function.
 805         (should_move_die_to_comdat): Call it.
 806
 807 2011-05-06  Jeff Law  <law@redhat.com>
 808
 809         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
 810         remove_ctrl_stmt_and_useless_edges.
 811         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
 812         (fixup_template_block, thread_single_edge): Likewise.
 813         (mark_threaded_blocks): Use THREAD_TARGET.
 814
 815 2011-05-06  Alan Modra  <amodra@gmail.com>
 816
 817         PR target/48900
 818         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
 819         const0_rtx as the arg to the dummy __tls_get_addr libcall.
 820
 821 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 822
 823         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
 824         constraint modifier to "r".
 825
 826 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 827
 828         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
 829         fall through for OPT_mcmodel_.
 830
 831 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 832
 833         * config/s390/s390.c (s390_asm_trampoline_template): Comment
 834         instruction sizes.
 835         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
 836
 837 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 838
 839         PR target/47930
 840         * config/arm/arm.opt (marm): Document it.
 841         (mthumb): Reject negative variant.
 842
 843 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 844
 845         PR target/48898
 846         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
 847         Fix typo in "ccvt" variable name.
 848
 849 2011-05-06  Tristan Gingold  <gingold@adacore.com>
 850
 851         PR target/48895
 852         * config/vms/vms-ar.c (main): Remove cwd variable.
 853
 854 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
 855
 856         PR debug/48902
 857         * var-tracking.c (prepare_call_arguments): Move else before #endif.
 858
 859 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
 860
 861         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
 862         * gimplify.c (gimplify_switch_expr): Likewise.
 863         * omp-low.c (expand_omp_sections): Likewise.
 864         * tree-eh.c (lower_try_finally_switch): Likewise.
 865         (lower_eh_dispatch): Likewise.
 866         * tree.h (build_case_label): Declare.
 867         * tree.c (build_case_label): Define.
 868
 869 2011-05-05  Jason Merrill  <jason@redhat.com>
 870
 871         PR c++/40975
 872         * tree-inline.c (copy_tree_r): Use copy_statement_list.
 873         (copy_statement_list): Don't recurse.
 874         * stor-layout.c (copy_self_referential_tree_r): Don't allow
 875         STATEMENT_LIST.
 876
 877 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 878
 879         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
 880         through from -mfpu= handling.
 881         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
 882
 883 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
 884
 885         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
 886         POST_MODIFY.
 887
 888 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
 889
 890         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
 891         for 11.31.
 892         (hppa[12]*-*-hpux11*): Ditto.
 893         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
 894         * config/ia64/hpux-unix2003.h: New.
 895         * config/pa/pa-hpux1131.opt: New.
 896         * config/pa/pa-hpux1131.h: New.
 897         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
 898         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
 899         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
 900
 901 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 902
 903         PR debug/48853
 904         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
 905         instead of mode as 3rd argument to recursive call.
 906         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
 907         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
 908         VOIDmode.
 909         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
 910         don't give up if mode is Pmode and mem_mode is not VOIDmode.
 911         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
 912         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
 913
 914 2011-05-05  Julian Brown  <julian@codesourcery.com>
 915
 916         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
 917         parenthesis in D-register case.
 918
 919 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 920
 921         * opt-functions.awk (var_type_struct): Handle Enum options.
 922         * optc-gen.awk: Don't check range of variables of character type.
 923         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
 924         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
 925         rs6000_sdata_name, rs6000_explicit_options): Remove.
 926         (rs6000_option_override_internal): Check for -malign-power here.
 927         Use global_options_set instead of rs6000_explicit_options.
 928         (rs6000_parse_fpu_option): Remove.
 929         (rs6000_handle_option): Access variables via opts and opts_set
 930         pointers.  Use error_at and warning_at.  Add fall-through
 931         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
 932         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
 933         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
 934         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
 935         here.  Don't use rs6000_parse_fpu_option.
 936         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
 937         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
 938         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
 939         (mrecip=): Use Var.
 940         (mspe): Use Var and Save.
 941         (mtraceback=): Use Enum and Var.
 942         (rs6000_traceback_type): New Enum and EnumValue entries.
 943         (mfloat-gprs=): Use Enum, Var and Save.
 944         (rs6000_float_gprs): New Enum and EnumValue entries.
 945         (mlong-double-): use Var and Save.
 946         (msched-costly-dep=, minsert-sched-nops=): Use Var.
 947         (malign-): Use Enum and Var.
 948         (rs6000_alignment_flags): New Enum and EnumValue entries.
 949         (mfpu=): Use Enum.
 950         (fpu_type_t): New Enum and EnumValue entries.
 951         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 952         global_options_set instead of rs6000_explicit_options.
 953         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 954         global_options_set instead of rs6000_explicit_options.
 955         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 956         global_options_set instead of rs6000_explicit_options.
 957         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 958         global_options_set instead of rs6000_explicit_options.
 959         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
 960         global_options_set instead of rs6000_explicit_options.
 961         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 962         global_options_set instead of rs6000_explicit_options.
 963         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
 964         definition.
 965         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 966         global_options_set instead of rs6000_explicit_options.
 967         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
 968         (rs6000_cmodel): New Enum and EnumValue entries.
 969         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 970         global_options_set instead of rs6000_explicit_options.
 971         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
 972         (mtls-size=): Use Enum and Var.
 973         (rs6000_tls_size): New Enum and EnumValue entries.
 974
 975 2011-05-05  Michael Matz  <matz@suse.de>
 976
 977         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
 978         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
 979         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
 980         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
 981         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
 982         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
 983         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
 984         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
 985         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
 986         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
 987         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
 988         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
 989         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
 990         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
 991         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
 992         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
 993
 994 2011-05-05  Richard Guenther  <rguenther@suse.de>
 995
 996         * expmed.c (expand_variable_shift): Rename to ...
 997         (expand_shift_1): ... this.  Take an expanded shift amount.
 998         For rotates recurse directly not building trees for the shift amount.
 999         (expand_variable_shift): Wrap around expand_shift_1.
1000         (expand_shift): Adjust.
1001
1002 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1003
1004         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
1005
1006 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
1007
1008         * tree.h (get_pending_sizes): Remove prototype.
1009         (put_pending_size): Likewise.
1010         (put_pending_sizes): Likewise.
1011         * stor-layout.c (pending_sizes): Delete.
1012         (get_pending_sizes): Likewise.
1013         (put_pending_size): Likewise.
1014         (put_pending_sizes): Likewise.
1015         (variable_size): Do not call put_pending_size and tidy up.
1016         * function.h (struct function): Remove dont_save_pending_sizes_p.
1017         * lto-streamer-in.c (input_function): Do not stream it.
1018         * lto-streamer-out.c (output_function): Likewise.
1019         * tree-inline.c (initialize_cfun): Do not copy it.
1020         * c-decl.c (store_parm_decls): Do not set it.
1021         * omp-low.c (create_task_copyfn): Likewise.
1022         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1023
1024 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
1025
1026         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
1027         conditions.
1028         (*movdf_internal): Ditto.
1029         (*movdf_internal_nointeger): Ditto.
1030         (*movsf_internal): Ditto.
1031
1032 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1033
1034         * c-decl.c (finish_decl): Don't call get_pending_sizes.
1035         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
1036         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
1037         (c_variable_size): Remove.
1038         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
1039         call put_pending_sizes.
1040         (get_parm_info): Add parameter expr.  Use it to set
1041         arg_info->pending_sizes.
1042         (store_parm_decls): Use arg_info->pending_sizes instead or calling
1043         get_pending_sizes.
1044         * c-parser.c (c_parser_parms_declarator): Update call to
1045         c_parser_parms_list_declarator.
1046         (c_parser_parms_list_declarator): Take parameter expr.  Update
1047         call to push_parm_decl.  Update recursive call.  Don't call
1048         get_pending_sizes.  Update calls to get_parm_info.
1049         (c_parser_objc_method_definition): Update calls to
1050         c_parser_objc_method_decl and objc_start_method_definition.
1051         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1052         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1053         grokparm.
1054         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1055         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1056         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1057
1058 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1059
1060         PR pch/45979
1061         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1062         __ARM_EABI__ hosts.
1063
1064 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1065
1066         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1067         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1068         (spu_output_mi_thunk): New function.
1069
1070 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1071
1072         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1073         targetm.asm_out.print_operand.
1074         * config/sol2.c: Include target.h.
1075
1076 2011-05-04  Jan Hubicka  <jh@suse.cz>
1077
1078         * ipa-inline.c (reset_edge_caches): New function.
1079         (update_caller_keys): Add check_inlinablity_for; do not
1080         reset edge caches; remove now unnecesary loop.
1081         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1082         (update_all_callee_keys): Likewise.
1083         (inline_small_functions): Sanity check cache; update code
1084         recomputing it.
1085
1086 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1087
1088         PR rtl-optimization/47612
1089         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1090         as the last insn of the sequence to be moved.
1091
1092 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1093
1094         PR fortran/48864
1095         * doc/invoke.texi (Ofast): Document that it
1096         enables Fortran's -fno-protect-parens.
1097
1098 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1099
1100         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1101
1102 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1103
1104         * stor-layout.c (variable_size): Do not issue errors.
1105
1106 2011-05-04  Richard Guenther  <rguenther@suse.de>
1107
1108         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1109         for array-ref indices.
1110         (tree_coverage_counter_addr): Likewise.
1111         (build_fn_info_type): Use size_int for index types.
1112         (build_gcov_info): Likewise.
1113
1114 2011-05-04  Richard Guenther  <rguenther@suse.de>
1115
1116         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1117         to build_int_cst.
1118         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1119         for constructor indices.
1120         (push_init_level): Likewise.
1121
1122 2011-05-04  Richard Guenther  <rguenther@suse.de>
1123
1124         * explow.c (promote_mode): Move variable declarations before code.
1125
1126 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1127
1128         * tree.h (build_function_type_array): Declare.
1129         (build_varargs_function_type_array): Declare.
1130         (build_function_type_vec, build_varargs_function_type_vec): Define.
1131         * tree.c (build_function_type_array_1): New function.
1132         (build_function_type_array): New function.
1133         (build_varargs_function_type_array): New function.
1134
1135 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1136
1137         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1138         before setting STMT_VINFO_TYPE.
1139
1140 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1141
1142         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1143         instead of spu_pass_by_reference.
1144
1145 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1146
1147         * calls.c (emit_library_call_value_1): Invoke
1148         promote_function_mode hook on libcall arguments.
1149         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1150         argument being NULL.
1151         * targhooks.c (default_promote_function_mode): Lisewise.
1152         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1153         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1154
1155         * doc/tm.texi: Document that TYPE argument might be NULL.
1156
1157 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1158
1159         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1160
1161 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1162
1163         From Bernd Schmidt
1164         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1165
1166 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1167
1168         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1169         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1170         Move ...
1171         * mips-tfile.c: ... here.
1172         Don't include coretypes.h, tm.h, filenames.h.
1173         (saber_stop): Remove definition and all calls.
1174         [__SABER__]: Remove.
1175         (__LINE__): Remove default.
1176         (Size_t, Ptrdiff_t): Remove definitions.
1177         Replace by size_t, ptrdiff_t.
1178         [!MIPS_DEBUGGING_INFO]: Remove.
1179         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1180         (progname): Add const.
1181         (STATIC): Remove.
1182         Replace all uses by static.
1183         (ALIGN_SYMTABLE_OFFSET): Remove default.
1184         * mips-tdump.c: Don't include coretypes.h, tm.h.
1185         Remove !MIPS_IS_STAB guard.
1186         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1187         $(TM_H), filenames.h dependencies.
1188         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1189
1190 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1191
1192         From Jie Zhang
1193         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1194         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1195
1196 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1197
1198         From Bernd Schmidt
1199         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1200         account and save/restore RETS.
1201         (PROFILE_BEFORE_PROLOGUE): Define.
1202         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1203         the push insn to use predecrement.
1204
1205 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1206
1207         From Jie Zhang
1208         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1209
1210 2011-05-04  Nick Clifton  <nickc@redhat.com>
1211
1212         * config/mn10300/mn10300.c: Include cfgloop.h.
1213         (DUMP): New macro.
1214         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1215         Lcc or a FLcc insn into the instruction stream.
1216         (mn10300_block_contains_call): New function.  Returns true if the
1217         given basic block contains a CALL insn.
1218         (mn10300_loop_contains_call_insn): New function.  Returns true if
1219         the given loop contains a CALL insn.
1220         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1221         to use the SETLB and Lcc or FLcc insns.
1222         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1223         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1224         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1225         disable the SETLB optimization.
1226         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1227         __SETLB__ or __NO_SETLB__.
1228         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1229         (movsf_internal): Handle MDR register.
1230         (cmpsi): Make visible.
1231         (setlb): New pattern.
1232         (Lcc): New pattern.
1233         (FLcc): New pattern.
1234
1235 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1236
1237         PR target/48860
1238         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1239         for reg<->xmm moves.
1240         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1241         (vec_concatv2di_rex64_sse): Ditto.
1242         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1243         (*vec_extractv2di_1_rex64): Ditto.
1244
1245         Revert:
1246         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1247
1248         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1249         reg<->xmm moves.
1250         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1251
1252 2011-05-04  Richard Guenther  <rguenther@suse.de>
1253
1254         * tree.h (int_const_binop): Remove notrunc argument.
1255         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1256         create integer constants that are properly truncated.
1257         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1258         (const_binop): Remove zero notrunc argument to int_const_binop.
1259         (size_binop_loc): Likewise.
1260         (fold_div_compare): Likewise.
1261         (maybe_canonicalize_comparison_1): Likewise.
1262         (fold_comparison): Likewise.
1263         (fold_binary_loc): Likewise.
1264         (multiple_of_p): Likewise.
1265         * expr.c (store_constructor): Likewise.
1266         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1267         (maybe_fold_stmt_addition): Likewise.
1268         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1269         * stor-layout.c (layout_type): Likewise.
1270         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1271         * tree-sra.c (build_ref_for_offset): Likewise.
1272         (build_user_friendly_ref_for_offset): Likewise.
1273         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1274         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1275         * tree-ssa-loop-niter.c (inverse): Likewise.
1276         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1277         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1278         * tree-switch-conversion.c (check_range): Likewise.
1279         (build_constructors): Likewise.
1280         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1281         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1282         (extract_range_from_assert): Likewise.
1283         (vrp_int_const_binop): Likewise.
1284         (extract_range_from_binary_expr): Likewise.
1285         (extract_range_from_unary_expr): Likewise.
1286         (check_array_ref): Likewise.
1287         (find_case_label_range): Likewise.
1288         (simplify_div_or_mod_using_ranges): Likewise.
1289         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1290         comparing case labels for merging.
1291
1292 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1293
1294         * dwarf2out.c (debug_str_hash_forced): Removed.
1295         (gen_label_for_indirect_string): Removed.
1296         (get_debug_string_label): Removed.
1297         (AT_string_form): Generate label directly.
1298         (output_indirect_string): Test indirect_string_node for
1299         DW_FORM_strp instead of checking label and refcount.
1300         (prune_indirect_string): Removed.
1301         (prune_unused_types): Don't check debug_str_hash_forced or
1302         call prune_indirect_string.
1303
1304 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1305
1306         PR other/48093
1307         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1308
1309 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1310
1311         PR debug/47994
1312         PR debug/47919
1313         * combine.c (try_combine): Skip debug insns at m_split tests.
1314
1315 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1316
1317         PR42288
1318         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1319         when info_section_emitted.
1320
1321 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1322
1323         * config/mips/mips-opts.h: New.
1324         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1325         to mips-opts.h.
1326         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1327         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1328         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1329         via opts pointer.
1330         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1331         mips-opts.h.
1332         (mips_abi, mips_code_readable): Don't declare.
1333         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1334         (mabi=): Use Enum and Var.
1335         (mips_abi): New Enum and EnumValue entries.
1336         (mcode-readable=): Use Enum and Var.
1337         (mips_code_readable_setting): New Enum and EnumValue entries.
1338         (mr10k-cache-barrier=): Use Enum and Var.
1339         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1340
1341 2011-05-03  Jan Hubicka  <jh@suse.cz>
1342
1343         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1344         replace hash by pointer map.
1345         (cgraph_node_set_element_def, cgraph_node_set_element,
1346         const_cgraph_node_set_element, varpool_node_set_element_def,
1347         varpool_node_set_element, const_varpool_node_set_element): Remove.
1348         (free_cgraph_node_set, free_varpool_node_set): New function.
1349         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1350         * tree-emutls.c: Free varpool node set.
1351         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1352         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1353         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1354         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1355         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1356         Move here from ipa.c; implement using pointer_map
1357         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1358         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1359         debug_cgraph_node_set, varpool_node_set_new,
1360         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1361         dump_varpool_node_set, debug_varpool_node_set):
1362         Move to ipa-uitls.c.
1363         * passes.c (ipa_write_summaries): Update.
1364
1365 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1366
1367         From Mike Frysinger:
1368         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1369         bf542/bf544/bf547/bf548/bf549.
1370
1371 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1372
1373         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1374
1375 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1376
1377         From Bernd Schmidt:
1378         * config/bfin/bfin.md (MOVCC): New mode_macro.
1379         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1380         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1381         comments from generated assembly.
1382
1383 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1384
1385         From Bernd Schmidt
1386         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1387         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1388         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1389         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1390         * config/bfin/lib1funcs.asm (___muldi3): New function.
1391
1392 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1393
1394         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1395         build_function_type_list instead of build_function_type.
1396         Rearrange initialization of `args' to do so.
1397
1398 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1399
1400         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1401         instead of build_function_type.
1402
1403 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1404
1405         * config/rs6000/rs6000.c (spe_init_builtins): Call
1406         build_function_type_list instead of build_function_type.
1407         (paired_init_builtins, altivec_init_builtins): Likewise.
1408         (builtin_function_type): Likewise.
1409
1410 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1411
1412         * config/sh/sh.c (sh_media_init_builtins): Call
1413         build_function_type_list instead of build_function_type.
1414
1415 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1416
1417         * config/sparc/sparc.c (sparc_file_end): Call
1418         build_function_type_list instead of build_function_type.
1419
1420 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1421
1422         * config/alpha/alpha.c (alpha_init_builtins): Call
1423         build_function_type_list instead of build_function_type.
1424
1425 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1426
1427         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1428         build_function_type_list instead of build_function_type.
1429
1430 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1431
1432         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1433         build_function_type_list instead of build_function_type.
1434         Delete `endlink' variable.
1435
1436 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1437
1438         * config/avr/avr.c (avr_init_builtins): Call
1439         build_function_type_list instead of build_function_type.
1440
1441 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1442
1443         * config/picochip/picochip.c (picochip_init_builtins): Call
1444         build_function_type_list instead of build_function_type.
1445         Delete `endlink' variable.
1446
1447 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1448
1449         * config/bfin/bfin.c (bfin_init_builtins): Call
1450         build_function_type_list instead of build_function_type.
1451
1452 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1453
1454         From Bernd Schmidt
1455         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1456         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1457
1458 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1459
1460         From Jie Zhang:
1461         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1462         libbffastfp overrides libgcc when -mfast-fp.
1463
1464 2011-05-03  Stuart Henderson <shenders@gcc.gnu.org>
1465
1466         Originally from Bernd Schmidt
1467         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1468         * config/bfin/bfin.c (override_options): Test it and error if
1469         TARGET_FDPIC.
1470
1471 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1472
1473         Originally From Bernd Schmidt
1474         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1475         FD-PIC.
1476
1477 2011-05-03  Jeff Law  <law@redhat.com>
1478
1479         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1480         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1481         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1482         than accessing AUX field directly.  Free the AUX field before
1483         clearing it.
1484         (thread_block, thread_through_loop_header): Likewise.
1485         (thread_single_edge, mark_threaded_blocks): Likewise.
1486         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1487         (register_jump_thread): Do not attempt to thread to a NULL edge.
1488
1489 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1490
1491         * function.c (init_function_start): Call decide_function_section.
1492         * varasm.c (decide_function_section): New function.
1493         (assemble_start_function): When not using
1494         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
1495         or first_function_block_is_cold.
1496         * rtl.h (decide_function_section): Declare.
1497
1498 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1499             Jakub Jelinek  <jakub@redhat.com>
1500
1501         PR target/48774
1502         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1503         only succeed if req_mode is the same as set_mode.
1504
1505 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1506
1507         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
1508         * genemit.c (gen_exp): Handle RETURN.
1509         * emit-rtl.c (verify_rtx_sharing): Likewise.
1510         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
1511         * rtl.c (copy_rtx): RETURN is shared.
1512         * rtl.h (enum global_rtl_index): Add GR_RETURN.
1513         (ret_rtx): New.
1514         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
1515         * config/s390/s390.c (s390_emit_epilogue): Likewise.
1516         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
1517         * config/cris/cris.c (cris_expand_return): Likewise.
1518         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
1519         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
1520         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
1521         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
1522         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
1523         Likewise.
1524         * config/v850/v850.c (expand_epilogue): Likewise.
1525         * config/bfin/bfin.c (bfin_expand_call): Likewise.
1526         * config/arm/arm.md (epilogue): Likewise.
1527         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
1528         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
1529         variable to ret_reg.
1530
1531 2011-05-03  Richard Guenther  <rguenther@suse.de>
1532
1533         PR lto/48846
1534         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1535         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1536         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1537
1538 2011-05-03  Richard Guenther  <rguenther@suse.de>
1539
1540         * c-decl.c (grokdeclarator): Instead of looking at
1541         TREE_OVERFLOW check if the constant fits in the index type.
1542
1543 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1544
1545         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
1546         (vec_store_lanes<mode><mode>): Likewise.
1547
1548 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1549
1550         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
1551         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
1552         convert_optab_index values.
1553         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
1554         * genopinit.c (optabs): Initialize the new optabs.
1555         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
1556         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
1557         (expand_STORE_LANES): New functions.
1558         * tree.h (build_array_type_nelts): Declare.
1559         * tree.c (build_array_type_nelts): New function.
1560         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
1561         (vect_model_load_cost): Likewise.
1562         (vect_store_lanes_supported, vect_load_lanes_supported)
1563         (vect_record_strided_load_vectors): Declare.
1564         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
1565         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
1566         (vect_transform_strided_load): Split out statement recording into...
1567         (vect_record_strided_load_vectors): ...this new function.
1568         * tree-vect-stmts.c (create_vector_array, read_vector_array)
1569         (write_vector_array, create_array_ref): New functions.
1570         (vect_model_store_cost): Add store_lanes_p argument.
1571         (vect_model_load_cost): Add load_lanes_p argument.
1572         (vectorizable_store): Try to use store-lanes functions for
1573         interleaved stores.
1574         (vectorizable_load): Likewise load-lanes and loads.
1575         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
1576         to vect_model_store_cost.
1577         (vect_build_slp_tree): Likewise vect_model_load_cost.
1578
1579 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1580
1581         * hooks.h (hook_bool_mode_uhwi_false): Declare.
1582         * hooks.c (hook_bool_mode_uhwi_false): New function.
1583         * target.def (array_mode_supported_p): New hook.
1584         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
1585         * doc/tm.texi: Regenerate.
1586         * stor-layout.c (mode_for_array): New function.
1587         (layout_type): Use it.
1588         * config/arm/arm.c (arm_array_mode_supported_p): New function.
1589         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
1590
1591 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
1592
1593         PR target/48723
1594         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1595         for -fstack-check if the size to allocate is negative.
1596
1597 2011-05-02  Lawrence Crowl  <crowl@google.com>
1598
1599         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1600         (timevar_cond_start): New for starting a timer only when it is not
1601         already running.
1602         (timevar_cond_stop): New for stopping a timer when it was not already
1603         running.
1604
1605         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1606         (timevar_cond_start): New as above.
1607         (timevar_cond_stop): New as above.
1608
1609         * timevar.def: Add start/stop timers for compiler phases,
1610         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1611         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1612         and TV_PHASE_FINALIZE.
1613         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1614         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1615         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1616         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1617         Make unused TV_OVERLOAD into a start/stop timer.
1618
1619         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1620         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1621         to indicate that they are start/stop timers.
1622
1623         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1624         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1625         Move initialization to do_compile.
1626         (do_compile): Add initialization from above.
1627         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1628
1629         * c-decl.c (c_write_global_declarations): Add start/stop of
1630         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1631
1632         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1633         or TV_PARSE_INLINE, as appropriate.
1634         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1635         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1636
1637 2011-05-02  Jason Merrill  <jason@redhat.com>
1638
1639         PR c++/40975
1640         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1641
1642 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1643
1644         PR c/35445
1645         * c-decl.c (finish_decl): Only create a composite if the types are
1646         compatible.
1647
1648 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1649
1650         * config/fr30/fr30-protos.h (Mmode): Don't define.
1651         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1652         definition where used.
1653         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1654         define.  Expand definitions where used.
1655         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1656         Expand definitions where used.
1657         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1658         rx_function_arg, rx_function_arg_advance,
1659         rx_function_arg_boundary): Expand definitions of those macros.
1660         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1661         definition where used.
1662
1663 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1664
1665         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1666         reg<->xmm moves.
1667         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1668         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1669         with *movv2sf_internal_rex64_avx.
1670         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1671         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1672         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1673         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1674         "vex" in "prefix" attribute calculation.
1675         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1676
1677 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1678
1679         PR target/47951
1680         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1681         inputs match the output.
1682
1683 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
1684
1685         PR target/47955
1686         * config/m68k/m68k.c (m68k_expand_prologue): Set
1687         current_function_static_stack_size.
1688
1689 2011-05-02   Jan Hubicka  <jh@suse.cz>
1690
1691         * lto-streamer.c (lto_streamer_cache_insert_1,
1692         lto_streamer_cache_lookup, lto_streamer_cache_create,
1693         lto_streamer_cache_delete): Use pointer map instead of hashtable.
1694         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
1695
1696 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1697
1698         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
1699         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
1700         config/m68k/t-opts: New files.
1701         * config/m68k/m68k-tables.opt: New file (generated).
1702         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
1703         extra_options and m68k/t-opts to tmake_file.
1704         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
1705         (all_isas): Initialize using m68k-isas.def.
1706         (all_microarchs): Initialize using m68k-microarchs.def.
1707         (m68k_find_selection): Remove.
1708         (m68k_handle_option): Don't assert that global structures are in
1709         use.  Use error_at.  Access variables via opts pointer.  Don't
1710         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
1711         directly for -m68020-40 and -m68020-60.
1712         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
1713         m68k_tune_entry here.
1714         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
1715         to m68k-opts.h.
1716         (m68k_library_id_string): Remove declaration.
1717         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
1718         (m68k_library_id_string): New Variable.
1719         (march=, mcpu=, mtune=): Use Enum and Var.
1720
1721 2011-05-02  Richard Guenther  <rguenther@suse.de>
1722
1723         * varasm.c (output_constructor_regular_field): Compute zero-based
1724         index with double-ints.  Make sure to ICE instead of producing
1725         wrong code.
1726         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
1727         in asserts.  Properly use a signed type.
1728
1729 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1730
1731         * config/i386/sse.md (V): New mode iterator.
1732         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
1733         TARGET_SSE2.
1734         (V_256): Rename from AVX256MODE.
1735         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
1736         condition to all users.
1737         (VF1): Ditto.
1738         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
1739         condition to all users.
1740         (VF_128): Make V4SF mode unconditional.
1741         (VF_256): Rename from AVX256MODEF2P.
1742         (VI4F_128): Rename from SSEMODE4S.
1743         (VI8F_128): Rename from SSEMODE2D.
1744         (VI4F_256): Rename from AVX256MODE8P.
1745         (VI8F_256): Rename from AVX256MODE4P.
1746         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
1747         (ssescalarmodesuffix): Remove SF and DF modes.
1748         (SSEMODE124): Remove.
1749         (SSEMODE1248): Ditto.
1750         (SSEMODEF2P): Ditto.
1751         (AVXMODEF2P): Ditto.
1752         (AVXMODEFDP): Ditto.
1753         (AVXMODEFSP): Ditto.
1754         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
1755         unconditional.
1756         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
1757         unconditional.
1758         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
1759         xop_pcmov_<mode>256.  Use V mode iterator.
1760
1761         Adjust RTX patterns globally for renamed mode attributes.
1762
1763 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1764
1765         * haifa-sched.c (sched_emit_insn): Emit insn before first
1766         non-scheduled insn.  Inform back-end about new insn.  Add
1767         new insn to scheduled_insns list.
1768
1769 2011-05-02  Richard Guenther  <rguenther@suse.de>
1770
1771         PR tree-optimization/48822
1772         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1773         (process_scc): Indicate which iteration we start.
1774
1775 2011-05-02  Jan Hubicka  <jh@suse.cz>
1776
1777         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
1778         (lto_section_overrun): New.
1779         * lto-section-out.c (append_block): Rename to ...
1780         (lto_append_block): ... this one; export.
1781         (lto_output_1_stream): Move lto lto-streamer.h
1782         (lto_output_data_stream): Update.
1783         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
1784         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
1785         functions.
1786
1787 2011-05-02  Richard Guenther  <rguenther@suse.de>
1788
1789         * tree.c (tree_code_counts): New global array.
1790         (record_node_allocation_statistics): Count individual tree codes.
1791         (dump_tree_statistics): Dump individual code stats.
1792
1793 2011-05-01  Jan Hubicka  <jh@suse.cz>
1794
1795         * ipa-inline.c (caller_growth_limits): Fix thinko when
1796         looking for largest stack frame.
1797         * ipa-inline.h (dump_inline_summary): Declare.
1798         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
1799         on stack usage.
1800         (dump_inline_summary): Export.
1801         (debug_inline_summary): Declare as DEBUG_FUNCTION.
1802
1803 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
1804
1805         * reginfo.c (memory_move_cost): Change rclass argument type form
1806         'enum reg_class' to reg_class_t.
1807         * reload.h (memory_move_cost): Update prototype.
1808         * postreload.c reload_cse_simplify_set): Change type dclass var to
1809         reg_class_t.
1810         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
1811         Update prototype.
1812         (ira_allocate_and_set_costs): Change aclass argument type form
1813         'enum reg_class' to reg_class_t.
1814         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
1815         Change aclass argument type to reg_class_t.
1816         (update_conflict_hard_reg_costs): Change type aclass and pref vars
1817         to reg_class_t.
1818         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
1819         memory_move_cost call.
1820
1821         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
1822         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
1823         Change type tmp var to reg_class_t.
1824
1825 2011-04-30  Jan Hubicka  <jh@suse.cz>
1826
1827         * ipa-inline.c (can_inline_edge_p): Disregard limits when
1828         inlining into function with flatten attribute.
1829         (want_inline_small_function_p): Be more realistic about inlining
1830         cold calls where callee size grows.
1831
1832 2011-04-30  Jan Hubicka  <jh@suse.cz>
1833
1834         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
1835         flags.
1836
1837 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
1838
1839         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
1840         PRINT_OPERAND_PUNCT_VALID_P): Remove.
1841         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
1842         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
1843         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1844         (print_operand): Rename to...
1845         (sparc_print_operand): ...this. Make static. Adjust
1846         sparc_print_operand function call.
1847         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
1848         functions.
1849
1850 2011-04-30  Jan Hubicka  <jh@suse.cz>
1851
1852         PR middle-end/48752
1853         * ipa-inline.c (early_inliner): Disable when doing late
1854         addition of function.
1855
1856 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
1857
1858         * dwarf2out.c (get_address_mode): New inline.
1859         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
1860         if not dwarf_strict emit
1861         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
1862         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
1863         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
1864         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
1865         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
1866         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
1867         mem_loc_descriptor callers.
1868         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
1869         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
1870         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1871         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
1872         (base_types): New variable.
1873         (get_base_type_offset, calc_base_type_die_sizes,
1874         base_type_for_mode, mark_base_types, base_type_cmp,
1875         move_marked_base_types): New functions.
1876         (calc_die_sizes): Assert that die_offset is 0 or equal to
1877         next_die_offset.
1878         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
1879         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
1880         callers.  If not dwarf_strict, call mem_loc_descriptor even for
1881         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
1882         (gen_subprogram_die): Don't give up on call site parameters
1883         with non-integral or large integral modes.  Adjust
1884         mem_loc_descriptor callers.
1885         (prune_unused_types): Call prune_unused_types_mark on base_types
1886         vector entries.
1887         (resolve_addr): Call mark_base_types.
1888         (dwarf2out_finish): Call move_marked_base_types.
1889
1890         PR tree-optimization/48809
1891         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1892         type.
1893         (gen_inbound_check): Don't compute index_expr - range_min in utype
1894         again, instead reuse SSA_NAME initialized in build_arrays.
1895         Remove two useless gsi_for_stmt calls.
1896
1897 2011-04-29  Jeff Law  <law@redhat.com>
1898
1899         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
1900
1901 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1902
1903         * cgraph.h (cgraph_postorder): Remove declaration.
1904         * ipa-utils.h (ipa_free_postorder_info): Declare.
1905         (ipa_reverse_postorder): Likewise.
1906         * cgraphunit.c: Include ipa-utils.h.
1907         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
1908         * ipa-inline.c: Include ipa-utils.h.
1909         (ipa_inline): Update call to ipa_reverse_postorder.
1910         * ipa-pure-const.c (propagate_pure_const): Update call to
1911         ipa_reduced_postorder and ipa_print_order.  Call
1912         ipa_free_postorder_info to clean up.
1913         (propagate_nothrow): Likewise.
1914         * ipa-reference.c (propagate): Removed a useless call to
1915         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
1916         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
1917         * ipa.c: Include ipa-utils.h.
1918         (ipa_profile): Update call to ipa_reverse_postorder.
1919         (cgraph_postorder): Moved to...
1920         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
1921         (ipa_utils_print_order): Renamed to ipa_print_order.
1922         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
1923         comments.
1924         (ipa_free_postorder_info): New function.
1925         * passes.c: Include ipa-utils.h.
1926         (do_per_function_toporder): Update call to ipa_reverse_postorder.
1927         (ipa_write_summaries): Likewise.
1928         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
1929         (cgraphunit.o): Likewise.
1930         (ipa.o): Likewise.
1931         (ipa-inline.o): Likewise.
1932
1933 2011-04-29  Jan Hubicka  <jh@suse.cz>
1934
1935         * gcc.dg/tree-ssa/inline-10.c: New testcase.
1936         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
1937         * ipa-inline.h (clause_t): Turn into unsigned int.
1938         * ipa-inline-analysis.c (add_clause): Do more simplification.
1939         (and_predicates): Shortcut more cases.
1940         (predicates_equal_p): Move forward; check that clauses are properly
1941         ordered.
1942         (or_predicates): Shortcut more cases.
1943         (edge_execution_predicate): Rewrite as...
1944         (set_cond_stmt_execution_predicate): ... this function; handle
1945         __builtin_constant_p.
1946         (set_switch_stmt_execution_predicate): New .
1947         (compute_bb_predicates): New.
1948         (will_be_nonconstant_predicate): Update TODO.
1949         (estimate_function_body_sizes): Use compute_bb_predicates
1950         and free them later, always try to estimate if stmt is constant.
1951         (estimate_time_after_inlining, estimate_size_after_inlining):
1952         Gracefully handle optimized out edges.
1953         (read_predicate): Fix off by one error.
1954
1955 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1956
1957         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
1958
1959 2011-04-27  Xinliang David Li  <davidxl@google.com>
1960
1961         * tree-profile.c (init_ic_make_global_vars): Set
1962         tls attribute on ic vars.
1963         * coverage.c (coverage_end_function): Initialize
1964         function_list with zero.
1965
1966 2011-04-29  Richard Guenther  <rguenther@suse.de>
1967
1968         * builtins.c (fold_builtin_classify_type): Use integer_type_node
1969         for the type of the result.
1970         (fold_builtin_isascii): Likewise.
1971         (fold_builtin_toascii): Use integer_type_node where appropriate.
1972         (fold_builtin_logb): Likewise.
1973         (fold_builtin_frexp): Likewise.
1974         (fold_builtin_strstr): Likewise.
1975         (fold_builtin_strpbrk): Likewise.
1976         (fold_builtin_fputs): Likewise.
1977         (fold_builtin_sprintf): Likewise.
1978         (fold_builtin_snprintf): Likewise.
1979         (fold_builtin_printf): Likewise.
1980         (do_mpfr_remquo): Use a proper type for the assigned constant.
1981         (do_mpfr_lgamma_r): Likewise.
1982         * dwarf2out.c (resolve_one_addr): Use size_int.
1983         * except.c (init_eh): Likewise.
1984         (assign_filter_values): Use integer_type_node for filter values.
1985         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
1986         indices.
1987         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
1988         for EH region numbers.
1989         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
1990         for the shift amount.
1991
1992 2011-04-29  Richard Guenther  <rguenther@suse.de>
1993
1994         * expr.h (expand_shift): Rename to ...
1995         (expand_variable_shift): ... this.
1996         (expand_shift): Take a constant shift amount.
1997         * expmed.c (expand_shift): Rename to ...
1998         (expand_variable_shift): ... this.
1999         (expand_shift): New wrapper around expand_variable_shift.
2000         * expr.c (convert_move, emit_group_load_1, emit_group_store,
2001         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
2002         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
2003         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
2004         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
2005         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
2006         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
2007         emit_store_flag_1, emit_store_flag): Likewise.
2008         * builtins.c (expand_builtin_signbit): Likewise.
2009         * calls.c (load_register_parameters): Likewise.
2010         * function.c (assign_parm_setup_block): Likewise.
2011         * lower-subreg.c (resolve_shift_zext): Likewise.
2012         * optabs.c (widen_bswap, expand_abs_nojump,
2013         expand_one_cmpl_abs_nojump, expand_float): Likewise.
2014         * spu/spu.c (spu_expand_extv): Likewise.
2015         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
2016
2017 2011-04-29  Richard Guenther  <rguenther@suse.de>
2018
2019         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
2020         for the remapped region number.
2021         * predict.c (build_predict_expr): Use integer_type_node for the
2022         predict kind.
2023         * fold-const.c (fold_binary_loc): Use integer_type_node for
2024         the shift amount.  Use a proper type for the PLUS_EXPR operand.
2025
2026 2011-04-29  Michael Matz  <matz@suse.de>
2027
2028         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
2029         other trees that just builtins.
2030         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
2031
2032 2011-04-29  Richard Guenther  <rguenther@suse.de>
2033
2034         * tree-nested.c (get_trampoline_type): Use size_int.
2035         (get_nl_goto_field): Likewise.
2036         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
2037         for all indexes.
2038         (lower_eh_constructs_2): Likewise.
2039         (lower_resx): Likewise.
2040         (lower_eh_dispatch): Likewise.
2041         * tree-mudflap.c (mf_build_string): Use size_int.
2042         (mudflap_register_call): Use integer_type_node for the flag.
2043         (mudflap_enqueue_constant): Use size_int.
2044         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
2045         instead of rebuilding it.
2046
2047 2011-04-29  Richard Guenther  <rguenther@suse.de>
2048
2049         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2050         Handle OBJ_TYPE_REF.
2051         (find_func_aliases_for_call): Use it more consistently.
2052
2053 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2054
2055         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2056         (rank_for_schedule): Use it.
2057         (schedule_block): Set it.
2058
2059 2011-04-28  David Li  <davidxl@google.com>
2060
2061         * tree.c (crc32_string): Use crc32_byte.
2062         (crc32_byte): New function.
2063         * tree.h (crc32_byte): New function.
2064         * gcov.c (read_graph_file): Handle new cfg_cksum.
2065         (read_count_file): Ditto.
2066         * profile.c (instrument_values): Ditto.
2067         (get_exec_counts): Ditto.
2068         (read_profile_edge_counts): Ditto.
2069         (compute_branch_probabilities): Ditto.
2070         (compute_value_histograms): Ditto.
2071         (branch_prob): Ditto.
2072         (end_branch_prob): Ditto.
2073         * coverage.c (read_counts_file): Ditto.
2074         (get_coverage_counts): Ditto.
2075         (tree_coverage_counter_addr): Ditto.
2076         (coverage_checksum_string): Ditto.
2077         (coverage_begin_output): Ditto.
2078         (coverage_end_function): Ditto.
2079         (build_fn_info_type): Ditto.
2080         (build_fn_info_value): Ditto.
2081         * libgcov.c (gcov_exit): Ditto.
2082         * gcov-dump.c (tag_function): Ditto.
2083         (compute_checksum): Remove.
2084
2085 2011-04-29  Alan Modra  <amodra@gmail.com>
2086
2087         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2088         unspec plus offset.  Tidy macho code.
2089
2090 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2091
2092         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2093         node instead of a decl.  Update all callers.
2094         * cgraph.h: Update declaration.
2095
2096 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2097
2098         PR tree-optimization/48765
2099         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2100         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2101         to indicate if loop aware SLP is being used.  Scan the statements
2102         and update the vectorization factor according to the type of
2103         vectorization before statement analysis.
2104         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2105         pass it to vect_analyze_loop_operations.
2106         (vectorizable_reduction): Set number of copies to 1 in case of pure
2107         SLP statement.
2108         * tree-vect-stmts.c (vectorizable_conversion,
2109         vectorizable_assignment, vectorizable_shift,
2110         vectorizable_operation, vectorizable_type_demotion,
2111         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2112         Likewise.
2113         (vectorizable_condition): Move the check that it is not SLP
2114         vectorization before the number of copies check.
2115         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2116         to vectorize the loop using SLP.
2117
2118 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2119
2120         PR middle-end/48597
2121         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2122         inline asm.
2123
2124 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2125
2126         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2127         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2128         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2129         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2130         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2131         linux*.h headers.
2132         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2133         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2134         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2135         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2136         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2137         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2138         REG_NAME.
2139         * config/i386/linux.h (REG_NAME): Don't define.
2140         * config/i386/linux64.h (REG_NAME): Don't define.
2141         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2142         Undefine before defining.
2143
2144 2011-04-28  Jan Hubicka  <jh@suse.cz>
2145
2146         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2147         nonconstant_names array.
2148         (estimate_function_body_sizes): Build nonconstant_names array; handle
2149         BUILT_IN_CONSTANT_P.
2150
2151 2011-04-28  Richard Guenther  <rguenther@suse.de>
2152
2153         PR bootstrap/48804
2154         Revert
2155         2011-04-28  Richard Guenther  <rguenther@suse.de>
2156
2157         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2158         as late as possible.
2159
2160 2011-04-28  Richard Guenther  <rguenther@suse.de>
2161
2162         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2163         (debug_constraint): Do it here.
2164         (dump_constraints): And here.
2165         (rewrite_constraints): And here.
2166         (dump_constraint_edge): Remove.
2167         (dump_constraint_graph): Rewrite to produce DOT output.
2168         (solve_constraints): Build succ graph as late as possible.
2169         Dump constraint graphs before and after solving.
2170
2171 2011-04-28  Richard Guenther  <rguenther@suse.de>
2172
2173         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2174         New function split out from ...
2175         (find_func_aliases): ... here.  Call it.
2176         (find_func_aliases_for_call): Likewise.
2177
2178 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2179
2180         * internal-fn.h (internal_fn_name_array): Declare.
2181         (internal_fn_flags_array): Likewise.
2182
2183 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2184
2185         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2186         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2187         Move from sse.md.
2188         (ssemodefsuffix): Remove.
2189         (ssevecmodesuffix): New mode attribute.
2190         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2191         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2192         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2193         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2194         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2195         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2196         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2197         ssemodesuffix mode attribute.
2198         (float splitters): Use ssevecmodesuffix mode attribute.
2199         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2200         (sseinsmode): Rename from avxvecmode.
2201         (avxsizesuffix): Rename from avxmodesuffix.
2202         (sseintvecmode): Rename from avxpermvecmode.
2203         (ssedoublevecmode): Rename from ssedoublesizemode.
2204         (ssehalfvecmode): Rename from avxhalfvecmode.
2205         (ssescalarmode): Rename from avxscalarmode.
2206         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2207         templates for ssemodesuffix mode attribute.
2208         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2209         mode attribute.
2210
2211         Adjust RTX patterns globally for renamed mode attributes.
2212
2213 2011-04-27  Jan Hubcika  <jh@suse.cz>
2214
2215         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2216         * ipa-inline-analysis.c: Include alloc-pool.h.
2217         (edge_predicate_pool): New.
2218         (trye_predicate_p): New function
2219         (false_predicate_p): New function.
2220         (add_clause): Sanity check that false clauses are "optimized";
2221         never add clauses to predicate that is already known to be false.
2222         (and_predicate): Use flase_predicate_p.
2223         (evaulate_predicate): Rename to ...
2224         (evaluate_predicate): ... this one; update all callers; assert
2225         that false is not listed among possible truths.
2226         (dump_predicate): Use true_predicate_p.
2227         (account_size_time): Use false_predicate_p.
2228         (evaulate_conditions_for_edge): Rename to ...
2229         (evaluate_conditions_for_edge) ... this one.
2230         (edge_set_predicate): New function.
2231         (inline_edge_duplication_hook): Duplicate edge predicates.
2232         (inline_edge_removal_hook): Free edge predicates.
2233         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2234         (dump_inline_summary): Update.
2235         (estimate_function_body_sizes): Set edge predicates.
2236         (estimate_calls_size_and_time): Handle predicates.
2237         (estimate_callee_size_and_time): Update.
2238         (remap_predicate): Add toplev_predicate; update comment.
2239         (remap_edge_predicates): New function.
2240         (inline_merge_summary): Compute toplev predicate; update.
2241         (read_predicate): New function.
2242         (read_inline_edge_summary): Use it.
2243         (inline_read_section): Likewise.
2244         (write_predicate): New function.
2245         (write_inline_edge_summary): Use it.
2246         (inline_write_summary): Likewise.
2247         (inline_free_summary): Free alloc pool and edge summary vec.
2248
2249 2011-04-27  Richard Guenther  <rguenther@suse.de>
2250
2251         * tree-ssa-structalias.c (changed_count): Remove.
2252         (changed): Use a bitmap.
2253         (unify_nodes): Adjust.
2254         (do_sd_constraint): Likewise.
2255         (do_ds_constraint): Likewise.
2256         (do_complex_constraint): Likewise.
2257         (solve_graph): Likewise.
2258
2259 2011-04-27  Jan Hubicka  <jh@suse.cz>
2260
2261         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2262
2263 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2264
2265         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2266         (avx_vperm2f128_*_operand): Ditto.
2267         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2268         Use avx_vpermilp_parallel in insn condition.
2269         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2270         Use avx_vperm2f128_parallel in insn condition.
2271
2272 2011-04-27  Richard Guenther  <rguenther@suse.de>
2273
2274         * Makefile.in (tree-ssa-structalias.o): Remove
2275         gt-tree-ssa-structalias.h dependency.
2276         (GTFILES): Remove tree-ssa-structalias.c.
2277         * tree.c (allocate_decl_uid): New function.
2278         (make_node_stat): Use it.
2279         (copy_node_stat): Likewise.
2280         * tree.h (allocate_decl_uid): Declare.
2281         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2282         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2283         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2284         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2285         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2286         (struct heapvar_map): Likewise.
2287         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2288         heapvar_insert): Likewise.
2289         (make_heapvar_for): Rename to ...
2290         (make_heapvar): ... this.  Simplify.
2291         (fake_var_decl_obstack): New global var.
2292         (build_fake_var_decl): New function.
2293         (make_constraint_from_heapvar): Adjust.
2294         (handle_lhs_call): Likewise.
2295         (create_function_info_for): Likewise.
2296         (intra_create_variable_infos): Likewise.
2297         (init_alias_vars): Allocate fake_var_decl_obstack.
2298         (init_alias_heapvars, delete_alias_heapvars): Remove.
2299         (compute_points_to_sets): Do not call init_alias_heapvars.
2300         (ipa_pta_execute): Likewise.
2301         (delete_points_to_sets): Free fake_var_decl_obstack.
2302
2303 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2304
2305         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2306         (si_from_UTItype, si_to_UTItype): New functions.
2307         (__udivmodti4): Use them to implement type-punning.
2308         * config/spu/multi3.c (union qword_TItype): New data type.
2309         (si_from_TItype, si_to_TItype): New functions.
2310         (__multi3): Use them to implement type-punning.
2311
2312 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2313
2314         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2315
2316 2011-04-27  Jan Hubicka  <jh@suse.cz>
2317
2318         * ipa-prop.c (function_insertion_hook_holder): New holder.
2319         (ipa_add_new_function): New function.
2320         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2321         Register/deregister holder.
2322
2323 2011-04-27  Richard Guenther  <rguenther@suse.de>
2324
2325         PR tree-optimization/48772
2326         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2327
2328 2011-04-27  Richard Guenther  <rguenther@suse.de>
2329
2330         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2331         TARGET_MEM_REF handling.
2332
2333 2011-04-27  Nick Clifton  <nickc@redhat.com>
2334
2335         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2336         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2337         (REG_CLASS_NAMES): Likewise.
2338         (REG_CLASS_CONTENTS): Likewise.
2339         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2340         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2341         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2342         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2343         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2344         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2345         duplicate register classes.
2346         (frv_class_likely_spilled_p): Likewise.
2347         (frv_register_move_cost): Likewise.
2348
2349         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2350         end of the regno_reg_class array.
2351
2352 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2353
2354         PR c/48742
2355         * c-typeck.c (build_binary_op): Don't wrap arguments if
2356         int_operands is true.
2357
2358 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2359
2360         PR target/48767
2361         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2362         targetm.calls.must_pass_in_stack for void type.
2363
2364 2011-04-26  Jan Hubicka  <jh@suse.cz>
2365
2366         * cgraphbuild.c (build_cgraph_edges): Update call
2367         of cgraph_create_edge and cgraph_create_indirect_edge.
2368         * cgraph.c (cgraph_create_edge_including_clones,
2369         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2370         cgraph_update_edges_for_call_stmt_node): Do not take nest
2371         argument; do not initialize call_stmt_size/time.
2372         (dump_cgraph_node): Do not dump nest.
2373         (cgraph_clone_edge): Do not take loop_nest argument;
2374         do not propagate it; do not clone call_stmt_size/time.
2375         (cgraph_clone_node): Likewise.
2376         (cgraph_create_virtual_clone): Update.
2377         * cgraph.h (struct cgraph_edge): Remove
2378         call_stmt_size/call_stmt_time/loop_nest.
2379         (cgraph_create_edge, cgraph_create_indirect_edge,
2380         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2381         prototype.
2382         * tree-emutls.c (gen_emutls_addr): Update.
2383         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2384         loop_nest; handle indirect calls, too.
2385         (clone_inlined_nodes): Do not care about updating inline summaries.
2386         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2387         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2388         stream call_stmt_size/call_stmt_time/loop_nest.
2389         * ipa-inline.c (edge_badness): Update.
2390         (ipa_inline): dump summaries after inlining.
2391         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2392         New.
2393         (inline_edge_summary): New function.
2394         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2395         (inline_edge_removal_hook): Handle edge summaries.
2396         (inline_edge_duplication_hook): New hook.
2397         (inline_summary_alloc): Alloc hooks.
2398         (initialize_growth_caches): Do not register removal hooks.
2399         (free_growth_caches); Do not free removal hook.
2400         (dump_inline_edge_summary): New function.
2401         (dump_inline_summary): Use it.
2402         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2403         (inline_update_callee_summaries): New function.
2404         (inline_merge_summary): Use it.
2405         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2406         (read_inline_edge_summary): New function.
2407         (inline_read_section): Use it.
2408         (write_inline_edge_summary): New function.
2409         (inline_write_summary): Use it.
2410         (inline_free_summary): Free edge new holders.
2411         * tree-inline.c (copy_bb): Update.
2412
2413 2011-04-26  Jason Merrill  <jason@redhat.com>
2414
2415         * tree-eh.c (lower_try_finally_switch): Create the label along with
2416         the CASE_LABEL_EXPR.
2417
2418 2011-04-26  David S. Miller  <davem@davemloft.net>
2419             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2420
2421         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2422         * configure: Regenerate.
2423
2424 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2425
2426         PR target/48258
2427         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2428         reduction.
2429         (VEC_reduc): New code iterator and splitters for vector reduction.
2430         (VEC_reduc_name): Ditto.
2431         (VEC_reduc_rtx): Ditto.
2432         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2433         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2434
2435         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2436         support for extracting SF on VSX.
2437
2438         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2439         generating xscvspdp.
2440         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2441         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2442         double add, minimum, maximum vector reduction.
2443         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2444         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2445         optimize double vector reduction.
2446         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2447
2448 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2449
2450         * config/fr30/fr30.h (inhibit_libc): Don't define.
2451         * config/m32r/m32r-protos.h: Correct comment.
2452         * config/v850/v850.h (GHS_default_section_names,
2453         GHS_current_section_names): Use tree, not union tree_node *.
2454
2455 2011-04-26  Xinliang David Li  <davidxl@google.com>
2456
2457         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2458         * c-family/c-opts.c (c_common_handle_option): Set
2459         warn_maybe_uninitialized.
2460         * opts.c (common_handle_option): Ditto.
2461         * common.opt:  New option.
2462         * tree-ssa.c (warn_uninit): Add one more parameter.
2463         (warn_uninitialized_var): Pass warning code.
2464         * tree-flow.h: Interface change.
2465
2466
2467 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2468
2469         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2470         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2471         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2472
2473 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2474
2475         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2476         * config/mips/mips.opt (mmips-tfile): Remove.
2477
2478         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2479         mips-tdump reference to ...
2480         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2481         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2482         reference by Tru64 UNIX.
2483
2484 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2485
2486         PR debug/48768
2487         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2488         is error_mark_node, set value to NULL.
2489
2490         PR tree-optimization/48734
2491         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2492         if return value from maybe_fold_*_comparsions isn't something
2493         the code is prepared to handle.
2494
2495 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
2496
2497         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
2498         mode check.
2499         (ext_QIreg_nomode_operands): Remove.
2500         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
2501         (*andsi_1): Ditto.
2502         (*andhi_1): Ditto.
2503
2504 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
2505
2506         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
2507
2508 2011-04-26  Richard Guenther  <rguenther@suse.de>
2509
2510         * c-typeck.c (build_unary_op): Do not expand array-refs via
2511         pointer arithmetic.  Only adjust qualifiers for function types.
2512
2513 2011-04-26  Richard Guenther  <rguenther@suse.de>
2514
2515         PR middle-end/48694
2516         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
2517         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
2518         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
2519         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
2520
2521 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
2522
2523         * c-family/c-common.c (struct c_common_resword): Add __underlying_type.
2524         * c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
2525         * doc/extend.texi: Document __underlying_type.
2526
2527 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
2528
2529         * config/rs6000/titan.md (automata_option "progress"): Remove.
2530
2531 2011-04-25  Jeff Law  <law@redhat.com>
2532
2533         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
2534
2535 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
2536
2537         * system.h (ENUM_BITFIELD): Remove.
2538
2539 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
2540             Eric Botcazou  <ebotcazou@adacore.com>
2541
2542         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
2543         for STORE_FLAG_VALUE==-1 case.
2544
2545 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
2546
2547         PR target/43804
2548         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
2549         LEGITIMATE_PIC_OPERAND_P.
2550
2551 2011-04-24  Jan Hubicka  <jh@suse.cz>
2552
2553         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
2554         WPA hack.
2555         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
2556         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
2557         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
2558         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
2559         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
2560         Sanity check predicate length.
2561         (remap_predicate): Likewise; sanity check jump functions.
2562         (inline_read_section, inline_write_summary): Sanity check
2563         predicate length.
2564
2565 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
2566
2567         PR other/48748
2568         * doc/extend.texi (Type Traits): Document __is_standard_layout,
2569         __is_literal_type, and __is_trivial; update throughout about
2570         possibly cv-qualified void types.
2571
2572 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
2573
2574         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
2575         testsuite and make it version agnostic.
2576
2577 2011-04-22  Jan Hubicka  <jh@suse.cz>
2578
2579         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
2580
2581 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
2582
2583         PR c/48685
2584         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2585         to VOID_TYPE even around MODIFY_EXPR.
2586
2587 2011-04-22  Mike Stump  <mikestump@comcast.net>
2588
2589         * gensupport.c (read_md_rtx): Fix typo in comment.
2590         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
2591         comment.
2592
2593 2011-04-22  Jan Hubicka  <jh@suse.cz>
2594
2595         * gengtype.c (open_base_files): Add ipa-inline.h include.
2596         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
2597         ipa-prop.c; update all uses.
2598         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2599         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2600         merge summary of inlined function into former caller.
2601         * ipa-inline.c (max_benefit): Remove.
2602         (edge_badness): Compensate for removal of benefits.
2603         (update_caller_keys): Use
2604         reset_node_growth_cache/reset_edge_growth_cache.
2605         (update_callee_keys): Likewise.
2606         (update_all_callee_keys): Likewise.
2607         (inline_small_functions): Do not collect max_benefit; do not reset
2608         estimated_growth; call free_growth_caches and initialize_growth_caches.
2609         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2610         struct size_time_entry): New structures.
2611         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2612         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2613         and estimated_growth.
2614         (edge_growth_cache_entry): New structure.
2615         (node_growth_cache, edge_growth_cache): New global vars.
2616         (estimate_growth): Turn into inline.
2617         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2618         initialize_growth_caches, free_growth_caches): Declare.
2619         (estimate_edge_growth): Rewrite.
2620         (estimate_edge_time): Implement as inline cache lookup.
2621         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2622         functions.
2623         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2624         (NUM_CONDITIONS): New constant.
2625         (predicate_conditions): New enum.
2626         (IS_NOT_CONSTANT): New constant.
2627         (edge_removal_hook_holder): New var.
2628         (node_growth_cache, edge_growth_cache): New global vars.
2629         (true_predicate, single_cond_predicate, false_predicate,
2630         not_inlined_predicate, add_condition, add_clause, and_predicates,
2631         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2632         dump_clause, dump_predicate, account_size_time,
2633         evaulate_conditions_for_edge): New functions.
2634         (inline_summary_alloc): Move to heap.
2635         (inline_node_removal_hook): Clear condition and entry vectors.
2636         (inline_edge_removal_hook): New function.
2637         (initialize_growth_caches, free_growth_caches): New function.
2638         (dump_inline_summary): Update.
2639         (edge_execution_predicate): New function.
2640         (will_be_nonconstant_predicate): New function.
2641         (estimate_function_body_sizes): Compute BB and constantness predicates.
2642         (compute_inline_parameters): Do not clear estimated_growth.
2643         (estimate_edge_size_and_time): New function.
2644         (estimate_calls_size_and_time): New function.
2645         (estimate_callee_size_and_time): New function.
2646         (remap_predicate): New function.
2647         (inline_merge_summary): New function.
2648         (do_estimate_edge_time): New function based on...
2649         (estimate_edge_time): ... this one.
2650         (do_estimate_edge_growth): New function.
2651         (do_estimate_growth): New function based on....
2652         (estimate_growth): ... this one.
2653         (inline_analyze_function): Analyze after deciding on jump functions.
2654         (inline_read_section): New function.
2655         (inline_read_summary): Use it.
2656         (inline_write_summary): Write all the new data.
2657         * ipa-prop.c (ipa_get_param_decl_index): Export.
2658         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2659         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2660         Declare.
2661         (ipa_get_lattice): Move here from ipa-cp.c
2662         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2663         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2664         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2665         cgraph_edge_inlinable_p): Remove.
2666         * cgraphunit.c: Include ipainline.h
2667         (cgraph_process_new_functions): Update call of
2668         compute_inline_parameters.
2669
2670 2011-04-22  Richard Guenther  <rguenther@suse.de>
2671
2672         * tree.c (build_int_cst): Properly create canonicalized integer
2673         constants.
2674         (build_int_cst_type): Remove scary comments.
2675
2676 2011-04-22  Xinliang David Li  <davidxl@google.com>
2677
2678         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2679         by default when -Wno-error is not specified.
2680         * opts-global.c (decode_options): Remove call to
2681         control_warning_options.
2682
2683 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2684
2685         PR tree-optimization/48717
2686         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2687         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2688
2689 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
2690
2691         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
2692         definition where used.
2693
2694 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2695
2696         PR c/48716
2697         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2698         TREE_STATIC variables declared inside of some OpenMP construct.
2699
2700 2011-04-22  Martin Jambor  <mjambor@suse.cz>
2701
2702         PR middle-end/48585
2703         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
2704
2705 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
2706
2707         PR c/36750
2708         * c-typeck.c (pop_init_level): Do not warn about initializing
2709         with ` = {0}'.
2710
2711 2011-04-22  Alan Modra  <amodra@gmail.com>
2712
2713         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
2714         when returning call_cookie.
2715         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
2716         pointers, to functions with no more vector args than the current
2717         function, and some non-local calls for ABI_V4.
2718         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
2719         sibcall_nonlocal_aix64): Combine to ..
2720         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
2721         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
2722         (sibcall_value_nonlocal_aix<mode>): ..likewise.
2723         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
2724         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
2725         operand.
2726         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
2727         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
2728         sibcall_value_symbolic_64): Delete.
2729
2730 2011-04-21  Xinliang David Li  <davidxl@google.com>
2731
2732         * cgraph.h: Remove pid.
2733         * cgraph.c: Remove pid.
2734         * value-prof.c (init_node_map): New function.
2735         (del_node_map): New function.
2736         (find_func_by_funcdef_no): New function.
2737         (gimple_ic_transform): Call new function.
2738         * cgraphunit.c (cgraph_finalize_function): Remove pid.
2739         * function.c (get_last_funcdef_no): New function.
2740         * function.h (get_last_funcdef_no): New function.
2741         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
2742         to libgcov function.
2743         (tree-profiling): Call node map init and delete function.
2744
2745 2011-04-21  Ian Lance Taylor  <iant@google.com>
2746
2747         * godump.c (go_format_type): Use exported Go name for anonymous
2748         field name.
2749
2750 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2751
2752         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
2753         Call builtin_function_type_list instead of builtin_function_type.
2754         (UNARY, BINARY, TRINARY, QUAD): Likewise.
2755
2756 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2757
2758         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
2759         build_function_type_list instead of build_function_type.
2760         Delete variable `endlink'.
2761
2762 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2763
2764         * config/s390/s390.c (s390_init_builtins): Call
2765         build_function_type_list instead of build_function_type.
2766
2767 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2768
2769         * config/ia64/ia64.c (ia64_init_builtins): Call
2770         build_function_type_list instead of builtin_function_type.
2771
2772 2011-04-21  Easwaran Raman  <eraman@google.com>
2773
2774         * cfgexpand.c (stack_var): Remove OFFSET...
2775         (add_stack_var): ...and its reference here...
2776         (expand_stack_vars): ...and here.
2777         (stack_var_cmp): Sort by descending order of size.
2778         (partition_stack_vars): Change heuristic.
2779         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
2780         (dump_stack_var_partition): Add newline after each partition.
2781
2782 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
2783             Jeff Law  <law@redhat.com>
2784
2785         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
2786         * gengtype.c (matching_file_name_substitute): Likewise.
2787
2788 2011-04-21  Richard Guenther  <rguenther@suse.de>
2789
2790         PR lto/48703
2791         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
2792
2793 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
2794
2795         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2796
2797 2011-04-21  Richard Guenther  <rguenther@suse.de>
2798
2799         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
2800         file name.
2801
2802 2011-04-21  Richard Guenther  <rguenther@suse.de>
2803
2804         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2805         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
2806         Use DECL_P, not SSA_VAR_P.
2807         (ptr_derefs_may_alias_p): Likewise.
2808         (ptr_deref_may_alias_ref_p_1): Likewise.
2809         (decl_refs_may_alias_p): Likewise.
2810         (refs_may_alias_p_1): Likewise.
2811         (ref_maybe_used_by_call_p_1): Likewise.
2812         (call_may_clobber_ref_p_1): Likewise.
2813         (indirect_ref_may_alias_decl_p): Assume indirect refrences
2814         are either MEM_REF or TARGET_MEM_REF.
2815         (indirect_refs_may_alias_p): Likewise.
2816         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
2817         for MEM_EXPR of indirect calls.
2818
2819 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2820
2821         * vmsdbgout.c (write_srccorr): Compute file length from the string.
2822         (dst_file_info_struct): Remove flen field.
2823         (lookup_filename): Remove code that set flen field.
2824
2825 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2826
2827         * config/ia64/ia64.c (ia64_start_function): Add a guard.
2828
2829 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
2830
2831         PR target/48708
2832         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2833         vec_extract and vec_concat for non-SSE4_1 targets.
2834
2835 2011-04-21  Richard Guenther  <rguenther@suse.de>
2836
2837         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
2838         return statements.
2839
2840 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2841
2842         * config/i386/cygming.h (union tree_node, TREE): Don't define or
2843         undefine.
2844         (FILE): Don't undefine.
2845
2846 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2847
2848         * config/alpha/alpha.c (struct machine_function): Use rtx, not
2849         struct rtx_def *.
2850         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
2851         struct rtx_def *.
2852         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
2853         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
2854         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
2855         rtx_def *.
2856         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
2857         definitions where used.
2858         * config/microblaze/microblaze.h (struct microblaze_args): Use
2859         rtx, not struct rtx_def *.
2860         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
2861         rtx_def *.
2862         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
2863         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
2864         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
2865         not struct rtx_def *.
2866         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
2867         struct rtx_def *.
2868         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
2869         rtx_def *.
2870         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
2871
2872 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2873
2874         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
2875         operand_equal_p to compare DR_BASE_ADDRESSes.
2876         (vect_check_interleaving): Likewise.
2877
2878 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2879
2880         PR target/46329
2881         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
2882         for all Neon struct constants.
2883
2884 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2885
2886         * target.def (legitimate_constant_p): New hook.
2887         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
2888         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
2889         * doc/tm.texi: Regenerate.
2890         * hooks.h (hook_bool_mode_rtx_true): Declare.
2891         * hooks.c (hook_bool_mode_rtx_true): Define.
2892         * system.h (LEGITIMATE_CONSTANT_P): Poison.
2893         * calls.c (precompute_register_parameters): Replace uses of
2894         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
2895         (emit_library_call_value_1): Likewise.
2896         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
2897         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
2898         * ira-costs.c (scan_one_insn): Likewise.
2899         * recog.c (general_operand, immediate_operand): Likewise.
2900         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
2901         * reload1.c (init_eliminable_invariants): Likewise.
2902
2903         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
2904         mode argument.
2905         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
2906         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
2907         argument.
2908         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2909         * config/alpha/predicates.md (input_operand): Update call to
2910         alpha_legitimate_constant_p.
2911
2912         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
2913         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
2914         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
2915         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2916         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
2917         (arm_legitimate_constant_p): New functions.
2918         (arm_cannot_force_const_mem): Make static.
2919
2920         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
2921
2922         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
2923         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
2924         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
2925         instead of bfin_legitimate_constant_p.
2926         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
2927         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2928
2929         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
2930
2931         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
2932
2933         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
2934         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
2935         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2936         (frv_legitimate_constant_p): Make static.  Add a mode argument.
2937
2938         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
2939         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
2940         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
2941
2942         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
2943         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
2944         * config/i386/i386.c (legitimate_constant_p): Rename to...
2945         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
2946         argument.
2947         (ix86_cannot_force_const_mem): Update accordingly.
2948         (ix86_legitimate_address_p): Likewise.
2949         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2950         * config/i386/i386.md: Update commentary.
2951
2952         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
2953         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
2954         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2955         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
2956
2957         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
2958
2959         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
2960         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
2961         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2962         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
2963
2964         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
2965         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
2966         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
2967
2968         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
2969         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2970         (m32r_legitimate_constant_p): New function.
2971
2972         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
2973         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
2974         LEGITIMATE_CONSTANT_P.
2975         (LEGITIMATE_CONSTANT_P): Delete.
2976         * config/m68k/m68k.c (m68k_expand_prologue): Call
2977         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
2978         (m68k_legitimate_constant_p): New function.
2979         * config/m68k/m68k.md: Update comments.
2980
2981         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
2982         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2983         (mcore_legitimate_constant_p): New function.
2984
2985         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
2986         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
2987         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
2988         Add a mode argument.
2989         (mep_legitimate_address): Update accordingly.
2990         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2991
2992         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
2993         Delete.
2994         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
2995         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
2996         static.  Check OP's mode for VOIDmode.
2997         (microblaze_legitimate_constant_p): New function.
2998         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2999
3000         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
3001         * config/mips/mips.c (mips_legitimate_constant_p): New function.
3002         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
3003         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3004         * config/mips/predicates.md: Update comments.
3005
3006         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
3007         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
3008         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3009         (mmix_legitimate_constant_p): Make static, return a bool, and take
3010         a mode argument.
3011         (mmix_print_operand_address): Update accordingly.
3012
3013         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
3014         Delete.
3015         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
3016         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
3017         static.  Add a mode argument.
3018         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3019
3020         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
3021
3022         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
3023         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3024         (pa_legitimate_constant_p): New function.
3025
3026         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
3027
3028         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
3029         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3030         (pdp11_legitimate_constant_p): New function.
3031
3032         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
3033         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3034         (rs6000_legitimate_constant_p): New function.
3035
3036         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
3037         (rx_legitimate_constant_p): ...this.
3038         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
3039         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
3040         (rx_legitimate_constant_p): ...this.
3041         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3042         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
3043
3044         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
3045         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3046         * config/s390/s390.c (legitimate_constant_p): Rename to...
3047         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3048         and add a mode argument.
3049         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3050
3051         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3052
3053         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3054         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3055         (sh_legitimate_constant_p): New function.
3056
3057         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3058         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3059         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3060         (legitimate_constant_p): Rename to...
3061         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3062         argument.
3063         (constant_address_p): Update accordingly.
3064
3065         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3066         argument and return a bool.
3067         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3068         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3069         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3070         (spu_rtx_costs): Update accordingly.
3071         * config/spu/predicates.md (vec_imm_operand): Likewise.
3072
3073         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3074
3075         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3076         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3077         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3078
3079         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3080         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3081         * config/vax/vax.c (legitimate_constant_p): Likewise.
3082
3083         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3084         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3085         (xtensa_legitimate_constant_p): New function.
3086
3087 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3088
3089         * target.def (cannot_force_const_mem): Add a mode argument.
3090         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3091         * doc/tm.texi: Regenerate.
3092         * hooks.h (hook_bool_mode_rtx_false): Declare.
3093         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3094         (hook_bool_mode_const_rtx_true): Likewise.
3095         (hook_bool_mode_rtx_false): New function.
3096         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3097         to be non-VOID.  Update call to cannot_force_const_mem.
3098         (find_reloads): Update accordingly.
3099         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3100         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3101         argument.
3102         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3103         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3104         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3105         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3106         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3107         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3108         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3109         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3110         (m68k_cannot_force_const_mem): ...this new function.
3111         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3112         argument.
3113         (mips_const_insns, mips_legitimize_const_move): Update calls.
3114         (mips_secondary_reload_class): Likewise.
3115         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3116         (pa_cannot_force_const_mem): ...this new function.
3117         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3118         (rs6000_cannot_force_const_mem): ...this new function.
3119         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3120         argument.
3121         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3122         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3123         to...
3124         (xtensa_cannot_force_const_mem): ...this new function.
3125
3126 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3127
3128         * config/mips/mips.c (mips16_build_function_stub): Call
3129         build_function_type_list instead of build_function_type.
3130         (mips16_build_call_stub): Likewise.
3131
3132 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3133
3134         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3135         instead of build_function_type.
3136
3137 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3138
3139         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3140         instead of build_function_type.
3141
3142 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3143
3144         PR target/48678
3145         * config/i386/i386.md (insv): Change operand 0 constraint to
3146         "register_operand".  Change operand 1 and 2 constraint to
3147         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3148         * config/i386/sse.md (sse4_1_pinsrb): Export.
3149         (sse2_pinsrw): Ditto.
3150         (sse4_1_pinsrd): Ditto.
3151         (sse4_1_pinsrq): Ditto.
3152         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3153         * config/i386/i386.c (ix86_expand_pinsr): New.
3154
3155 2011-04-20  Easwaran Raman  <eraman@google.com>
3156
3157         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3158         containing union type only with -fstrict-aliasing.
3159
3160 2011-04-20  Jim Meyering  <meyering@redhat.com>
3161
3162         Remove useless if-before-free tests.
3163         * calls.c (expand_call, save_area): Likewise.
3164         * cfgcleanup.c (try_forward_edges): Likewise.
3165         * collect2.c (collect_execute): Likewise.
3166         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3167         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3168         * coverage.c (coverage_checksum_string): Likewise.
3169         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3170         * cselib.c (cselib_init): Likewise.
3171         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3172         (df_set_clean_cfg): Likewise.
3173         * function.c (free_after_compilation): Likewise.
3174         * gcc.c (do_spec_1, main): Likewise.
3175         * gcov.c (create_file_names): Likewise.
3176         * gensupport.c (identify_predicable_attribute): Likewise.
3177         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3178         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3179         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3180         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3181         * ipa-pure-const.c (local_pure_const): Likewise.
3182         * ipa-reference.c (propagate): Likewise.
3183         * ira-costs.c (free_ira_costs): Likewise.
3184         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3185         * matrix-reorg.c (mat_free): Likewise.
3186         * prefix.c (get_key_value): Likewise.
3187         * profile.c (compute_value_histograms): Likewise.
3188         * reload1.c (free_reg_equiv): Likewise.
3189         * sched-deps.c (free_deps): Likewise.
3190         * sel-sched-ir.c (fence_clear): Likewise.
3191         * sese.c (set_rename, if_region_set_false_region): Likewise.
3192         * tree-data-ref.c (free_rdg): Likewise.
3193         * tree-eh.c (lower_try_finally): Likewise.
3194         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3195         * tree-ssa-live.c (delete_var_map): Likewise.
3196         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3197         * tree-ssa-pre.c (phi_trans_add): Likewise.
3198
3199 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3200
3201         PR tree-optimization/48611
3202         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3203         beyond ERT_MUST_NOT_THROW region.
3204
3205 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3206
3207         * config/mips/mips.opt (mfix-24k): New.
3208         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3209         * config/mips/mips.md (length): Increase by 4 for stores if
3210         fixing 24K errata.
3211         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3212         all noreorder if fixing 24K errata.
3213         * doc/invoke.texi: Document mfix-24k.
3214
3215 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3216
3217         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3218         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3219
3220 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3221
3222         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3223         (const_ok_for_op): ... to here.
3224
3225 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3226
3227         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3228         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3229
3230 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3231
3232         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3233
3234 2011-04-20  Richard Guenther  <rguenther@suse.de>
3235
3236         PR tree-optimization/47892
3237         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3238         are if-convertible.
3239
3240 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3241
3242         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3243
3244 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3245
3246         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3247
3248 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3249
3250         PR target/18145
3251
3252         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3253         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3254         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3255         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3256         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3257
3258         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3259         New prototype.
3260
3261         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3262         (avr_asm_named_section, avr_asm_output_aligned_common,
3263         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3264         New functions to update...
3265         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3266         (avr_asm_init_sections): Overwrite section callbacks for
3267         data_section, bss_section.
3268         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3269         from here to...
3270         (avr_file_end): ...here.
3271
3272 2011-04-20  Richard Guenther  <rguenther@suse.de>
3273
3274         PR middle-end/48695
3275         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3276         objects and types here.  Adjust for their offset before comparing.
3277
3278 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3279
3280         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3281         statement per copy.
3282
3283 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3284
3285         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3286         (GIMPLE_H): Include $(INTERNAL_FN_H).
3287         (OBJS-common): Add internal-fn.o.
3288         (internal-fn.o): New rule.
3289         * internal-fn.def: New file.
3290         * internal-fn.h: Likewise.
3291         * internal-fn.c: Likewise.
3292         * gimple.h: Include internal-fn.h.
3293         (GF_CALL_INTERNAL): New gf_mask.
3294         (gimple_statement_call): Put fntype into a union with a new
3295         internal_fn field.
3296         (gimple_build_call_internal): Declare.
3297         (gimple_build_call_internal_vec): Likewise.
3298         (gimple_call_same_target_p): Likewise.
3299         (gimple_call_internal_p): New function.
3300         (gimple_call_internal_fn): Likewise.
3301         (gimple_call_fntype): Return null for internal calls.
3302         (gimple_call_set_fntype): Assert that the function is not internal.
3303         (gimple_call_set_fn): Likewise.
3304         (gimple_call_set_fndecl): Likewise.
3305         (gimple_call_set_internal_fn): New function.
3306         (gimple_call_addr_fndecl): Handle null functions.
3307         (gimple_call_return_type): Likewise null types.
3308         * gimple.c (gimple_build_call_internal_1): New function.
3309         (gimple_build_call_internal): Likewise.
3310         (gimple_build_call_internal_vec): Likewise.
3311         (gimple_call_same_target_p): Likewise.
3312         (gimple_call_flags): Handle calls to internal functions.
3313         (gimple_call_fnspec): New function.
3314         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3315         (gimple_has_side_effects): Handle null functions.
3316         (gimple_rhs_has_side_effects): Likewise.
3317         (gimple_call_copy_skip_args): Handle calls to internal functions.
3318         * cfgexpand.c (expand_call_stmt): Likewise.
3319         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3320         * gimple-fold.c (gimple_fold_call): Handle null functions.
3321         (gimple_fold_stmt_to_constant_1): Don't fold
3322         calls to internal functions.
3323         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3324         functions.
3325         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3326         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3327         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3328         (do_warn_unused_result): Likewise.
3329         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3330         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3331         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3332         the target of a call.
3333         (initialize_hash_element): Update accordingly.
3334         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3335         (iterative_hash_hashable_expr): Handle calls to internal functions.
3336         (print_expr_hash_elt): Likewise.
3337         * tree-ssa-pre.c (can_value_number_call): Likewise.
3338         (eliminate): Handle null functions.
3339         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3340         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3341         (find_func_aliases): Likewise.
3342         * value-prof.c (gimple_ic_transform): Likewise.
3343         (gimple_indirect_call_to_profile): Likewise.
3344         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3345         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3346
3347 2011-04-19  Jan Hubicka  <jh@suse.cz>
3348
3349         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3350         * ipa-inline.c (inline_small_functions): Compute summaries first,
3351         populate heap later.
3352
3353 2011-04-19  Jan Hubicka  <jh@suse.cz>
3354
3355         * cgraph.h (save_inline_function_body): Remove.
3356         * ipa-inline-transform.c: New file, broke out of...
3357         * ipa-inline.c: ... this one; Update toplevel comment.
3358         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3359         make global.
3360         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3361         (cgraph_mark_inline_edge): Rename to inline_call; move to
3362         ipa-inline-transform.c.
3363         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3364         move to ipa-inline-transform.c
3365         (recursive_inlining, inline_small_functions, flatten_function,
3366         ipa_inline, inline_always_inline_functions,
3367         early_inline_small_functions): Update.
3368         (inline_transform): Move to ipa-inline-transform.c.
3369         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3370         Declare.
3371         * Makefile.in (ipa-inline-transform.o): New file.
3372         * cgraphunit.c (save_inline_function_body): Move to
3373         ipa-inline-transform.c
3374
3375 2011-04-19  DJ Delorie  <dj@redhat.com>
3376
3377         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3378         registers if we already know there aren't any.
3379         (m32c_emit_epilogue): Don't emit a barrier here.
3380         (m32c_emit_eh_epilogue): Likewise.
3381         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3382         operands at expand time.
3383         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3384         int" wchar type.
3385         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3386         duplicates.  Provide aliases instead.
3387         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3388         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3389         the compiler.
3390
3391 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3392
3393         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3394         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3395         (general_or_i64_p, sparc_register_move_cost): New function.
3396
3397 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3398
3399         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3400         Add lynx, mipssde.  Sort table.
3401
3402 2011-04-19  Xinliang David Li  <davidxl@google.com>
3403
3404         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3405         not negative.
3406
3407 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3408
3409         PR target/48678
3410         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3411         is a SUBREG with non-MODE_INT mode inside of it.
3412
3413 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3414
3415         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3416         also according to actual contants.
3417         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3418         (gimple_fold_call): Use it.
3419         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3420
3421 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3422
3423         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3424         non-pointer assignments.
3425
3426 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3427
3428         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3429         account anc_offset and otr_type from the indirect edge info.
3430         * ipa-prop.c (get_ancestor_addr_info): New function.
3431         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3432         get_ancestor_addr_info, call it.
3433         (ipa_note_param_call): Do not initialize information about polymorphic
3434         calls, return the indirect call graph edge.  Remove the last
3435         parameter, adjust all callers.
3436         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3437         parameters.  Initialize polymorphic information in the indirect edge.
3438
3439 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3440
3441         PR lto/48148
3442         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3443         the types if they have different enumeration identifiers.
3444
3445 2011-04-19  Jan Hubicka  <jh@suse.cz>
3446
3447         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3448         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3449         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3450         (optimize_function_for_size_p) ... here.
3451
3452 2011-04-19  Richard Guenther  <rguenther@suse.de>
3453
3454         PR lto/48207
3455         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3456         langhook.
3457
3458 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3459
3460         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3461         if DECL_NO_INLINE_WARNING_P is set on the function.
3462
3463 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3464
3465         PR fortran/47976
3466         * reload1.c (inc_for_reload): Return void. All callers changed.
3467         (emit_input_reload_insns): Don't try to delete previous output
3468         reloads to a register, or record spill_reg_store for autoincs.
3469
3470 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3471
3472         * gengtype.h: Updated copyright year.
3473         (struct input_file_st): Add inpisplugin field.
3474         (type_fileloc): New function.
3475         * gengtype.c
3476         (write_typed_struct_alloc_def): Add gcc_assert.
3477         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3478         (write_typed_alloc_defns): Don't output for plugin files.
3479         (input_file_by_name): Clear inpisplugin field.
3480         (main): Set inpisplugin field for plugin files.
3481
3482 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3483
3484         * gengtype-state.c (string_eq): New.
3485         (read_state): Use string_eq instead of strcmp when creating the
3486         state_ident_tab.
3487
3488 2011-04-19  Wei Guozhi  <carrot@google.com>
3489
3490         PR target/47855
3491         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3492         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3493         linkage.
3494         * config/arm/constraints.md (Uu): New constraint.
3495         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
3496
3497 2011-04-19  Tristan Gingold  <gingold@adacore.com>
3498
3499         * config.gcc (-*-*-*vms): Added.
3500         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
3501         definitions moved.
3502         * config/vms/vms-ld.c: New file.
3503         * config/vms/vms-ar.c: New file.
3504         * config/vms/t-vmsnative: New file.
3505
3506 2011-04-18  Xinliang David Li  <davidxl@google.com>
3507
3508         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
3509
3510 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3511
3512         PR middle-end/48661
3513         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3514         if TREE_TYPE (v) is non-NULL.
3515
3516         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3517         gimple_get_virt_mehtod_for_binfo.
3518         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3519         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3520         callers.
3521         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3522
3523 2011-04-18  Michael Matz  <matz@suse.de>
3524             Steve Ellcey  <sje@cup.hp.com>
3525
3526         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
3527         use its mode as source mode if it isn't VOIDmode.
3528
3529 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
3530
3531         * doc/passes.texi: Fill crossref nodes.
3532
3533 2011-04-18  Jim Meyering  <meyering@redhat.com>
3534
3535         Fix doubled-word typos in comments and strings
3536         * config/alpha/vms-unwind.h: s/for for/for/
3537         * config/arm/unwind-arm.h: Likewise.
3538         * config/microblaze/microblaze.c: Likewise.
3539         * config/sh/constraints.md: s/in in/in/
3540         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
3541
3542 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
3543
3544         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
3545         (AVX_FLOAT_MODE_P): Ditto.
3546         (AVX128_VEC_FLOAT_MODE_P): Ditto.
3547         (AVX256_VEC_FLOAT_MODE_P): Ditto.
3548         (AVX_VEC_FLOAT_MODE_P): Ditto.
3549         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
3550         (UNSPEC_MASKSTORE): Ditto.
3551         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
3552         Merge from <sse>_movmsk<ssemodesuffix> and
3553         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
3554         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
3555         iterator.
3556         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
3557         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
3558         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
3559
3560 2011-04-18  Jan Hubicka  <jh@suse.cz>
3561
3562         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
3563
3564         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
3565         (want_inline_function_called_once_p): Break out the logic from
3566         ipa_inline.
3567         (edge_badness): Ensure that profile is not misupdated.
3568         (lookup_recursive_calls): Prioritize by call frequencies.
3569         (inline_small_functions): Move program size estimates here;
3570         actually process whole queue even when unit growth has been
3571         met. (to properly compute inline_failed reasons and for the
3572         case unit size decrease.) Revisit comments on recursive inlining.
3573         (ipa_inline): Remove unit summary code; first inline hot calls
3574         of functions called once, cold calls next.
3575         (order, nnodes): Remove unused variables.
3576         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
3577         (GTFILES): Remove ipa-inline.c
3578         * sel-sched.c (fill_insns): Silence uninitialized var warning.
3579
3580 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3581
3582         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3583
3584 2011-04-18  Jie Zhang  <jie@codesourcery.com>
3585             Richard Earnshaw  <rearnsha@arm.com>
3586
3587         * arm.c (neon_builtin_type_bits): Remove.
3588         (typedef enum neon_builtin_mode): New.
3589         (T_MAX): Don't define.
3590         (typedef enum neon_builtin_datum): Remove bits, codes[],
3591         num_vars and base_fcode.  Add mode, code and fcode.
3592         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
3593         VAR10): Change accordingly.
3594         (neon_builtin_data[]): Change accordingly
3595         (arm_init_neon_builtins): Change accordingly.
3596         (neon_builtin_compare): Remove.
3597         (locate_neon_builtin_icode): Remove.
3598         (arm_expand_neon_builtin): Change accordingly.
3599
3600         * arm.h (enum arm_builtins): Move to ...
3601         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3602
3603         * arm.c (arm_builtin_decl): Declare.
3604         (TARGET_BUILTIN_DECL): Define.
3605         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3606         (arm_builtin_decls[]): New.
3607         (arm_init_neon_builtins): Store builtin declarations in
3608         arm_builtin_decls[].
3609         (arm_init_tls_builtins): Likewise.
3610         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3611         (arm_builtin_decl): New.
3612
3613 2011-04-18  Richard Guenther  <rguenther@suse.de>
3614
3615         * tree.c (upper_bound_in_type): Build properly canonicalized
3616         INTEGER_CSTs.
3617         (lower_bound_in_type): Likewise.
3618
3619 2011-04-18  Richard Guenther  <rguenther@suse.de>
3620
3621         * gimple.h (gimple_call_addr_fndecl): New function.
3622         (gimple_call_fndecl): Use it.
3623         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3624         for direct calls.
3625         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3626         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3627
3628 2011-04-18  Richard Guenther  <rguenther@suse.de>
3629
3630         PR middle-end/48650
3631         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3632
3633 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3634
3635         PR lto/48492
3636         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3637         DECL_IN_CONSTANT_POOL without RTL.
3638
3639 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3640             Ira Rosen  <ira.rosen@linaro.org>
3641
3642         PR target/48252
3643         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3644         to match neon_vzip/vuzp/vtrn_internal.
3645         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3646         outputs explicitly dependent on both inputs.
3647         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3648
3649 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3650
3651         PR tree-optimization/48616
3652         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3653         whether the shift is by scalar or vector based on whether all SLP
3654         scalar stmts have the same rhs.
3655
3656 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3657
3658         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3659         memory operands.
3660
3661 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3662
3663         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3664         registers.
3665
3666 2011-04-17  Jan Hubicka  <jh@suse.cz>
3667
3668         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3669         * cgrpahunit.c (cgraph_finalize_function): Do not set
3670         finalized_by_frontend.
3671         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3672         finalized_by_frontend.
3673
3674 2011-04-17  Jan Hubicka  <jh@suse.cz>
3675
3676         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3677         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3678         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3679         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3680         method.
3681         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3682         gimple-fold.c
3683         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
3684
3685 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3686
3687         PR lto/48538
3688         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3689         is non-null before accessing it.
3690         (input_cgraph): Remove trailing spaces.
3691
3692 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3693
3694         * params.def (sms-min-sc): New param flag.
3695         * modulo-sched.c (sms_schedule): Use it.
3696         * doc/invoke.texi (sms-min-sc): Document it.
3697
3698 2011-04-17  Jan Hubicka  <jh@suse.cz>
3699
3700         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
3701         present, also set gimple_call_set_cannot_inline.
3702         * ipa-inline.c: Update toplevel comment.
3703         (MAX_TIME): Remove.
3704         (cgraph_clone_inlined_nodes): Fix linebreaks.
3705         (cgraph_check_inline_limits): Restructure to ...
3706         (caller_growth_limits): ... this one; be more tolerant
3707         on growth in nested inline chains; add explanatory comment;
3708         fix stack accounting thinko introduced by previous patch.
3709         (cgraph_default_inline_p): Remove.
3710         (report_inline_failed_reason): New function.
3711         (can_inline_edge_p): New function.
3712         (can_early_inline_edge_p): New function.
3713         (leaf_node_p): Move upwards in file.
3714         (want_early_inline_function_p): New function.
3715         (want_inline_small_function_p): New function.
3716         (want_inline_self_recursive_call_p): New function.
3717         (cgraph_edge_badness): Rename to ...
3718         (edge_badness) ... this one; fix linebreaks.
3719         (update_edge_key): Update call of edge_baddness; add
3720         detailed dump about queue updates.
3721         (update_caller_keys): Use can_inline_edge_p and
3722         want_inline_small_function_p.
3723         (cgraph_decide_recursive_inlining): Rename to...
3724         (recursive_inlining): Use can_inline_edge_p and
3725         want_inline_self_recursive_call_p; simplify and remove no longer
3726         valid FIXME.
3727         (cgraph_set_inline_failed): Remove.
3728         (add_new_edges_to_heap): Use can_inline_edge_p and
3729         want_inline_small_function_p.
3730         (cgraph_decide_inlining_of_small_functions): Rename to ...
3731         (inline_small_functions): ... this one; cleanup; use
3732         can/want predicates; cleanup debug ouput; work edges till fibheap
3733         is exhausted and do not stop once unit growth is reached; remove
3734         later loop processing remaining edges.
3735         (cgraph_flatten): Rename to ...
3736         (flatten_function): ... this one; use can_inline_edge_p
3737         and can_early_inline_edge_p predicates.
3738         (cgraph_decide_inlining): Rename to ...
3739         (ipa_inline): ... this one; remove unreachable nodes before
3740         inlining functions called once; simplify the pass.
3741         (cgraph_perform_always_inlining): Rename to ...
3742         (inline_always_inline_functions): ... this one; use
3743         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
3744         (cgraph_decide_inlining_incrementally): Rename to ...
3745         (early_inline_small_functions): ... this one; simplify
3746         using new predicates; cleanup; make dumps prettier.
3747         (cgraph_early_inlining): Rename to ...
3748         (early_inliner): newer inline regular functions into always-inlines;
3749         fix updating of call stmt summaries.
3750         (pass_early_inline): Update for new names.
3751         (inline_transform): Fix formating.
3752         (gate_cgraph_decide_inlining): Rename to ...
3753         (pass_ipa_inline): ... this one.
3754         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
3755         * ipa-inline-analysis.c (dump_inline_summary): Update.
3756         (compute_inline_parameters): Do not compute disregard_inline_limits;
3757         look for mismatching arguments.
3758         (estimate_growth): Fix handlig of non-trivial self recursion.
3759         (inline_read_summary): Do not read info->disregard_inline_limits.
3760         (inline_write_summary): Do not write info->disregard_inline_limits.
3761         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
3762         and move all checks into can_inline_edge_p predicate; re-enable code
3763         comparing optimization levels.
3764         (expand_call_inline): Do not test inline_forbidden_into_p.
3765         * Makefile.in (ipa-inline.o): Update arguments.
3766
3767 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3768
3769         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
3770
3771 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3772
3773         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
3774
3775 2011-04-17  Michael Matz  <matz@suse.de>
3776
3777         PR tree-optimization/48622
3778         PR lto/48645
3779         * ipa-inline-analysis.c (inline_read_summary): Read size/time
3780         in same order as they're written.
3781
3782 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3783
3784         * config/pa/predicates.md: Reorganize and simplify predicates.
3785         Eliminate duplicate code checks.
3786         (arith_operand): Rename to arith14_operand
3787         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
3788         * config/pa/pa.md: Use renamed operands.
3789         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
3790         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
3791         arith11_operand, adddi3_operand, indexed_memory_operand,
3792         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
3793         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
3794         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
3795         move_dest_operand, move_src_operand, prefetch_cc_operand,
3796         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
3797         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
3798         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
3799         div_operand, int5_operand, movb_comparison_operator,
3800         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
3801         arith_double_operand, ireg_operand, lhs_lshift_operand,
3802         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
3803         integer_store_memory_operand): Likewise.
3804         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
3805         (integer_store_memory_operand, read_only_operand,
3806         function_label_operand, borx_reg_operand,
3807         non_hard_reg_operand): Likewise.
3808         (eq_neq_comparison_operator): Delete unused operator.
3809         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
3810         function_label_operand.
3811         (emit_move_sequence): Likewise.
3812
3813 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3814
3815         * config/i386/sse.md (sseunpackmode): New mode attribute.
3816         (ssepackmode): Ditto.
3817         (vec_pack_trunc_<mode>): Macroize expander from
3818         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
3819         (vec_unpacks_lo_<mode>): Macroize expander from
3820         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3821         (vec_unpacks_hi_<mode>): Macroize expander from
3822         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3823         (vec_unpacku_lo_<mode>): Macroize expander from
3824         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3825         (vec_unpacku_hi_<mode>): Macroize expander from
3826         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3827         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
3828         ix86_expand_sse4_unpack.
3829         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
3830
3831 2011-04-16  Jan Hubicka  <jh@suse.cz>
3832
3833         * cgraphbuild.c: Include ipa-inline.h.
3834         (reset_inline_failed): Use initialize_inline_failed.
3835         * cgraph.c: Include ipa-inline.h.
3836         (cgraph_create_node_1): Do not initialize estimated_growth.
3837         (initialize_inline_failed): More to ipa-inline-analysis.c
3838         (dump_cgraph_node): Do not dump inline flags.
3839         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
3840         and disregard_inline_limits flags.
3841         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
3842         time, size, estimated_growth.
3843         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
3844         Update.
3845         * cgraphunit.c (cgraph_decide_is_function_needed): Use
3846         DECL_DISREGARD_INLINE_LIMITS.
3847         (cgraph_analyze_function): Do not initialize
3848         node->local.disregard_inline_limits.
3849         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3850         inlinable, versionable and disregard_inline_limits.
3851         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3852         cgraph_check_inline_limits, cgraph_default_inline_p,
3853         cgraph_edge_badness, update_caller_keys, update_callee_keys,
3854         add_new_edges_to_heap): Update.
3855         (cgraph_decide_inlining_of_small_function): Update; set
3856         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
3857         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
3858         cgraph_decide_inlining_incrementally): Update.
3859         * ipa-inline.h (inline_summary): Add inlinable, versionable,
3860         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
3861         time, size and estimated_growth parameters.
3862         (estimate_edge_growth): Update.
3863         (initialize_inline_failed): Declare.
3864         * ipa-split.c: Include ipa-inline.h
3865         (execute_split_functions): Update.
3866         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
3867         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
3868         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
3869         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
3870         estimated_growth to INT_MIN.
3871         (inline_node_duplication_hook): Likewise.
3872         (dump_inline_summary): Dump new fields.
3873         (compute_inline_parameters): Update.
3874         (estimate_edge_time, estimate_time_after_inlining,
3875         estimate_size_after_inlining, estimate_growth, inline_read_summary,
3876         inline_write_summary):
3877         (initialize_inline_failed): Move here from cgraph.c.
3878         * tree-sra.c: Include ipa-inline.h.
3879         (ipa_sra_preliminary_function_checks): Update.
3880         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
3881         ipa-inline.h.
3882
3883 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3884
3885         * config/i386/sse.md (V16): New mode iterator.
3886         (VI1, VI8): Ditto.
3887         (AVXMODEQI, AVXMODEDI): Remove.
3888         (sse2, sse3): New mode attribute.
3889         (mov<mode>): Use V16 mode iterator.
3890         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
3891         (push<mode>1): Use V16 mode iterator.
3892         (movmisalign<mode>): Ditto.
3893         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3894         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
3895         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3896         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
3897         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
3898         avx_movdqu<avxmodesuffix>.
3899         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
3900         *avx_movdqu<avxmodesuffix>.
3901         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
3902         avx_lddqu<avxmodesuffix>.
3903         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
3904         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
3905         avx_movnt<AVXMODEDI:mode>.
3906         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
3907         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
3908
3909 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
3910
3911         PR target/48629
3912         * haifa-sched.c (prune_ready_list, schedule_block): Use
3913         sched_pressure_p rather than flag_sched_pressure.
3914
3915 2011-04-15  Pat Haugen <pthaugen@us.ibm.com>
3916
3917         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
3918         cgraph_get_node instead of cgraph_get_create_node.
3919
3920 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
3921
3922         * cfgexpand.c (expand_debug_expr): Use
3923         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
3924
3925 2011-04-15  Michael Matz  <matz@suse.de>
3926
3927         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
3928         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
3929         * function.c (gimplify_parameters): Ditto.
3930         * gimplify.c (gimplify_vla_decl): Ditto.
3931
3932         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
3933         (gimple_call_set_alloca_for_var): New inline function.
3934         (gimple_call_alloca_for_var_p): Ditto.
3935         * gimple.c (gimple_build_call_from_tree): Remember
3936         CALL_ALLOCA_FOR_VAR_P state.
3937         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
3938
3939         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
3940         calls if they were for VLA objects.
3941
3942 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3943
3944         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
3945         of ADR_EXPRs.
3946
3947 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3948
3949         PR middle-end/48601
3950         * tree-emutls.c (lower_emutls_function_body): Call
3951         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
3952         result is non-NULL.
3953
3954 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3955
3956         * c-decl.c (detect_field_duplicates): Call
3957         objc_detect_field_duplicates instead of objc_get_interface_ivars.
3958
3959 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
3960
3961         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
3962         * gimple.c (gimple_asm_clobbers_memory_p): Define.
3963         * ipa-pure-const.c (check_stmt): Call it.
3964         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
3965
3966 2011-04-15  Richard Guenther  <rguenther@suse.de>
3967
3968         PR tree-optimization/48290
3969         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
3970         Properly decide inhibiting propagation based on the valueized
3971         operand.  Do loop-closed SSA form preserving here ...
3972         (init_copy_prop): ... not here.
3973
3974 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
3975
3976         PR target/48612
3977         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
3978         (*ieee_smax<mode>3): Likewise.
3979
3980 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3981
3982         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
3983         Replace match_operand with match_dup for the third operand in
3984         these expanders.
3985
3986 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3987
3988         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
3989         to track processing of conditionals.  Update all callers.
3990         (try_combine, simplify_if_then_else): Update.
3991
3992 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3993
3994         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
3995         -fsched-pressure.
3996
3997 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
3998
3999         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
4000         instead of match_operand for operand 3.
4001
4002 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
4003
4004         * recog.h (insn_operand_data): Add an "allows_mem" field.
4005         * genoutput.c (output_operand_data): Initialize it.
4006         * optabs.c (maybe_legitimize_operand_same_code): New function.
4007         (maybe_legitimize_operand): Use it when matching the original
4008         op->value.
4009
4010 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4011
4012         * gimplify.c: Fix issues in comments throughout.
4013         (voidify_wrapper_expr): Fix long line.
4014         (build_stack_save_restore): Likewise.
4015         (gimplify_loop_expr): Likewise.
4016         (gimplify_compound_lval): Likewise.
4017         (gimplify_init_ctor_eval): Likewise.
4018         (gimplify_modify_expr_rhs): Likewise.
4019         (omp_notice_threadprivate_variable): Likewise.
4020
4021 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4022
4023         * cfgexpand.c (expand_call_stmt): Convert the function type to the
4024         original one if this is not a builtin function.
4025
4026 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
4027
4028         PR target/48605
4029         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
4030         offset it as needed based on top 2 bits in operands[3], change
4031         MEM mode to SFmode and mask those 2 bits away from operands[3].
4032
4033 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4034
4035         * c-parser.c (c_parser_objc_protocol_definition): Updated for
4036         change from objc_declare_protocols() to objc_declare_protocol().
4037
4038 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
4039
4040         * config/i386/sse.md (sse4_1): New mode attribute.
4041         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
4042         avx_blend<ssemodesuffix><avxmodesuffix> and
4043         sse4_1_blend<ssemodesuffix> using VF mode iterator.
4044         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
4045         avx_blendv<ssemodesuffix><avxmodesuffix> and
4046         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4047         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4048         avx_dp<ssemodesuffix><avxmodesuffix> and
4049         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4050         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4051         (sse4_1_packusdw): Merge with *avx_packusdw.
4052         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4053         (sse4_1_pblendw): Merge with *avx_pblendw.
4054         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4055         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4056         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4057         VF mode iterator.
4058         (sse4_1_round<ssescalarmodesuffix>): Merge with
4059         *avx_round<ssescalarmodesuffix>.
4060         (aesenc): Merge with *avx_aesenc.
4061         (aesenclast): Merge with *avx_aesenclast.
4062         (aesdec): Merge with *avx_aesdec.
4063         (aesdeclast): Merge with *avx_aesdeclast.
4064         (pclmulqdq): Merge with *pclmulqdq.
4065         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4066         New predicate.
4067         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4068
4069 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4070
4071         PR middle-end/48608
4072         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4073         (align_local_variable): This.  Update DECL_ALIGN.
4074         (add_stack_var): Updated.
4075         (expand_one_stack_var): Likewise.
4076
4077 2011-04-14  Richard Guenther  <rguenther@suse.de>
4078
4079         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4080         Remove.
4081         (dse_initialize_block_local_data, dse_leave_block,
4082         record_voperand_set, get_stmt_uid): Likewise.
4083         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4084         (dse_optimize_stmt): Remove voperand set handling code.
4085         Simplify and improve to handle any kind of killing stmt.
4086         (dse_record_phi): Remove.
4087         (dse_enter_block): Simplify.
4088         (tree_ssa_dse): Likewise.
4089         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4090
4091 2011-04-14  Jan Hubicka  <jh@suse.cz>
4092
4093         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4094         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4095         (cgraph_local_info): Remove inline_summary.
4096         * ipa-cp.c: Include ipa-inline.h.
4097         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4098         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4099         accesor.
4100         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4101         (input_overwrite_node): Do not set inline summary.
4102         (input_node): Do not stream inline summary.
4103         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4104         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4105         growth; we do not have inline parameters computed for that anyway.
4106         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4107         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4108         (inline_summary_t): New type and VECtor.
4109         (debug_inline_summary, dump_inline_summaries): Declare.
4110         (inline_summary): Use VOCtor.
4111         (estimate_edge_growth): Kill hack computing call stmt size directly.
4112         * lto-section-in.c (lto_section_name): Add inline section.
4113         * ipa-inline-analysis.c: Include lto-streamer.h
4114         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4115         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4116         (inline_summary_vec): Define.
4117         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4118         dump_inline_summaries): New functions.
4119         (estimate_function_body_sizes): Properly compute size/time of outgoing
4120         calls.
4121         (compute_inline_parameters): Alloc inline_summary; do not compute
4122         size/time of incomming calls.
4123         (estimate_edge_time): Avoid missing time summary hack.
4124         (inline_read_summary): Read inline summary info.
4125         (inline_write_summary): Write inline summary info.
4126         (inline_free_summary): Free all hooks and inline summary vector.
4127         * lto-streamer.h: Add LTO_section_inline_summary section.
4128         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4129         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4130
4131 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4132
4133         * tree-vectorizer.h (vect_strided_store_supported): Add a
4134         HOST_WIDE_INT argument.
4135         (vect_strided_load_supported): Likewise.
4136         (vect_permute_store_chain): Return void.
4137         (vect_transform_strided_load): Likewise.
4138         (vect_permute_load_chain): Delete.
4139         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4140         count argument.  Check that the count is a power of two.
4141         (vect_strided_load_supported): Likewise.
4142         (vect_permute_store_chain): Return void.  Update after above changes.
4143         Assert that the access is supported.
4144         (vect_permute_load_chain): Likewise.
4145         (vect_transform_strided_load): Return void.
4146         * tree-vect-stmts.c (vectorizable_store): Update calls after
4147         above interface changes.
4148         (vectorizable_load): Likewise.
4149         (vect_analyze_stmt): Don't check for strided powers of two here.
4150
4151 2011-04-14  Richard Guenther  <rguenther@suse.de>
4152
4153         PR tree-optimization/48590
4154         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4155         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4156         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4157         BUILT_IN_STACK_SAVE.
4158         * tree-ssa-dce.c (propagate_necessity): Handle
4159         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4160
4161 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4162
4163         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4164         objc_declare_class.
4165
4166 2011-04-14  Richard Guenther  <rguenther@suse.de>
4167
4168         * tree.h (get_object_alignment_1): Declare.
4169         * builtins.c (get_object_alignment_1): Split out worker from ...
4170         (get_object_alignment): ... here.
4171         * fold-const.c (get_pointer_modulus_and_residue): Use
4172         get_object_alignment_1.
4173
4174 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4175
4176         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4177         type parameter.
4178         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4179         parameter.  Generalise code to handle arrays as well as vectors.
4180         (vect_setup_realignment): Update accordingly.
4181         * tree-vect-stmts.c (vectorizable_store): Likewise.
4182         (vectorizable_load): Likewise.
4183
4184 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4185
4186         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4187         within the per-copy loop.
4188
4189 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4190
4191         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4192         in the dump file.
4193
4194 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4195
4196         * doc/options.texi (Negative): Explicitly mention that the
4197         Negative chain must be circular.
4198
4199 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4200
4201         * function.h (block_chainon): Declare.
4202         * function.c (block_chainon): Define.
4203
4204 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4205             Eric Weddington  <eric.weddington@atmel.com>
4206             Georg-Johann Lay <avr@gjlay.de>
4207
4208         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4209         New Includes
4210         (avr_init_builtins, avr_expand_builtin,
4211         avr_expand_delay_cycles, avr_expand_unop_builtin,
4212         avr_expand_binop_builtin ): New functions.
4213         (avr_builtin_id): New enum
4214         (struct avr_builtin_description): New struct
4215         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4216         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4217
4218         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4219         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4220         UNSPECV_DELAY_CYCLES): new enumeration values
4221         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4222         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4223         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4224         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4225         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4226         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4227         "fmulsu"): New insns
4228
4229         * config/avr/avr-c.c: fix line endings
4230         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4231         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4232         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4233         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4234         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4235
4236         * doc/extend.texi (AVR Built-in Functions): New node
4237         (Target Builtins): Add documentation of AVR
4238         built-in functions.
4239
4240 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4241
4242         PR target/44643
4243         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4244         alone. Error if non-const data has attribute progmem.
4245
4246 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4247
4248         * tree.h (struct tree_constructor): Include tree_typed instead of
4249         tree_common.
4250         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4251         TS_TYPED instead of TS_COMMON.
4252
4253 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4254
4255         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4256         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4257         (sse2_psadbw): Merge with *avx_psadbw.
4258         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4259         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4260         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4261         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4262         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4263         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4264         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4265         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4266         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4267         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4268         (ssse3_palignrti): Merge with *avx_palignrti.
4269
4270 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4271
4272         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4273         * tree-ssanames.c (fini_ssanames): VEC_free it.
4274         (make_ssa_name_fn): Update for VECness of free_ssanames.
4275         (release_ssa_name, release_dead_ssa_names): Likewise.
4276         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4277         tree_common.
4278         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4279         TS_TYPED instead of TS_COMMON.
4280
4281 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4282
4283         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4284         statistics_counter_event.
4285         * tree-ssa-copyrename.c (stats): Define.
4286         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4287         statistics_counter_event.
4288         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4289         (bswap_stats, widen_mul_stats): Define.
4290         (insert_reciprocals): Increment rdivs_inserted.
4291         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4292         rfuncs_inserted.  Add calls to statistics_counter_event.
4293         (execute_cse_sincos_1): Increment inserted.
4294         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4295         statistics_counter_event.
4296         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4297         of bswap_stats.  Add calls to statistics_counter_event.
4298         (convert_mult_to_widen): Increment widen_mults_inserted.
4299         (convert_plusminus_to_widen): Increment maccs_inserted.
4300         (convert_mult_to_fma): Increment fmas_inserted.
4301         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4302         calls to statistics_counter_event.
4303
4304 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4305
4306         PR rtl-optimization/48455
4307         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4308         `temp_costs->mem_cost'.
4309
4310 2011-04-13  Jan Hubicka  <jh@suse.cz>
4311
4312         * ipa-inline.h: New file.
4313         * ipa-inline-analysis.c: New file. Broken out of ...
4314         * ipa-inline.c: ... this file; update toplevel comment;
4315         include ipa-inline.h
4316         (inline_summary): Move to ipa-inline.h
4317         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4318         ipa-inline-analysis.c.
4319         (cgraph_estimate_time_after_inlining): Rename to
4320         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4321         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4322         to estimate_edge_growth.
4323         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4324         rename to estimate_size_after_inlining.
4325         (cgraph_mark_inline_edge): Update for new naming convention.
4326         (cgraph_check_inline_limits): Likewise.
4327         (cgraph_edge_badness): Likewise.
4328         (cgraph_decide_recursive_inlining): Likewise.
4329         (cgraph_decide_inlining_of_small_functions): Likewise.
4330         (cgraph_decide_inlining_incrementally): Likewise.
4331         (cgraph_estimate_growth): Rename to estimate_growth; move to
4332         ipa-inline-analysis.c.
4333         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4334         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4335         (compute_inline_parameters): Likewise.
4336         (compute_inline_parameters_for_current): Likewise.
4337         (pass_inline_parameters): Likewise.
4338         (inline_indirect_intraprocedural_analysis): Likewise.
4339         (analyze_function): Rename to inline_analyze_function; likewise.
4340         (add_new_function): Move to ipa-inline-analysis.c.
4341         (inline_generate_summary): Likewise.
4342         (inline_read_summary): Likewise.
4343         (inline_write_summary): Likewise.
4344         * Makefile.in (ipa-inline-analysis.c): New file.
4345
4346 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4347
4348         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4349         * configure: Regenerate.
4350
4351 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4352
4353         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4354         instead of tree_common.
4355         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4356         Likewise.
4357         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4358         TS_TYPED rather than TS_COMMON.
4359         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4360
4361 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4362
4363         PR target/45263
4364         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4365         r20 around calls of __tablejump_elpm__
4366
4367 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4368
4369         PR middle-end/48591
4370         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4371         NULL.
4372         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4373
4374 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4375
4376         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4377         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4378         (cfi_vec): New typedef.
4379         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4380         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4381         (cie_cfi_vec): New static variable.
4382         (cie_cfi_head): Delete.
4383         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4384         declaration changed. Use vector rather than list operations.
4385         (new_cfi): Don't initialize the dw_cfi_next field.
4386         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4387         rather than list operations.
4388         (lookup_cfa): Use vector rather than list operations.
4389         (output_cfis): New argument upto. Accept a cfi_vec rather than
4390         a dw_cfi_ref list head as argument. All callers changed.
4391         Iterate over the vector using upto as a maximum index.
4392         (output_all_cfis): New static function.
4393         (output_fde): Use vector rather than list operations. Use the
4394         new upto argument for output_cfis rather than manipulating a
4395         list.
4396         (dwarf2out_begin_prologue): Change initializations to match
4397         new struct members.
4398         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4399         from the vector length rather than searching for the end of a list.
4400         Use output_all_cfis.
4401         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4402
4403 2011-04-13  Nick Clifton  <nickc@redhat.com>
4404
4405         * config/rx/rx.md (movmemsi): Do not use this pattern when
4406         volatile pointers are involved.
4407
4408 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4409
4410         * config/i386/sse.md (pinsrbits): Remove.
4411         (sse2_packsswb): Merge with *avx_packsswb.
4412         (sse2_packssdw): Merge with *avx_packssdw.
4413         (sse2_packuswb): Merge with *avx_packuswb.
4414         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4415         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4416         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4417         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4418         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4419         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4420         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4421         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4422         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4423         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4424         (sse2_loadld): Merge with *avx_loadld.
4425         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4426         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4427         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4428         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4429         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4430
4431 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4432
4433         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4434         calling TREE_CHAIN.
4435         * print-tree.c (print_node): Likewise.
4436         * tree-inline.c (copy_tree_r): Likewise.
4437         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4438         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4439         instead of TS_COMMON.
4440         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4441         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4442         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4443         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4444         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4445         ...and these...
4446         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4447         * tree.h: ...here.
4448         (TREE_CHAIN): Check for a TS_COMMON structure.
4449         (TREE_TYPE): Check for a TS_TYPED structure.
4450
4451 2011-04-12  Pat Haugen <pthaugen@us.ibm.com>
4452
4453         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4454         cgraph_get_create_node instead of cgraph_node.
4455
4456 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4457
4458         * c-parser.c (c_parser_initelt): Updated call to
4459         objc_build_message_expr.
4460         (c_parser_postfix_expression): Likewise.
4461
4462 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4463
4464         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4465         MASK_MS_BITFIELD_LAYOUT bit.
4466
4467 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4468
4469         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4470         assert it is always true.
4471         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4472         moves.
4473
4474 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4475
4476         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4477         compiling Objective-C to be more efficient.
4478
4479 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4480
4481         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4482         argv_copied.
4483
4484 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4485
4486         * recog.h, genoutput.c, optabs.c: Revert last patch.
4487
4488 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4489
4490         PR target/48090
4491         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4492
4493 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4494
4495         * recog.h (insn_operand_data): Add an "allows_mem" field.
4496         * genoutput.c (output_operand_data): Initialize it.
4497         * optabs.c (maybe_legitimize_operand_same_code): New function.
4498         (maybe_legitimize_operand): Use it when matching the original
4499         op->value.
4500
4501 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4502
4503         * genpreds.c (process_define_predicate): Move most processing
4504         to gensupport.c.  Continue to validate the expression.
4505         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
4506         (process_define_predicate): Move processing to gensupport.c.
4507         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
4508         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
4509         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
4510         argument.
4511         (valid_predicate_name_p): New function, split out from old
4512         genpreds.c:process_define_predicate.
4513         (process_define_predicate): New function, combining code from
4514         old genpreds.c and genrecog.c functions.
4515         (process_rtx): Call it for DEFINE_PREDICATE and
4516         DEFINE_SPECIAL_PREDICATE.
4517
4518 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4519
4520         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
4521         size of a '%A' memory reference.
4522         (T_DREG, T_QREG): New neon_builtin_type_bits.
4523         (arm_init_neon_builtins): Assert that the load and store operands
4524         are neon_struct_operands.
4525         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
4526         (NEON_ARG_MEMORY): New builtin_arg.
4527         (neon_dereference_pointer): New function.
4528         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
4529         Handle NEON_ARG_MEMORY.
4530         (arm_expand_neon_builtin): Update after above interface changes.
4531         Use NEON_ARG_MEMORY for loads and stores.
4532         * config/arm/predicates.md (neon_struct_operand): New predicate.
4533         * config/arm/iterators.md (V_two_elem): Tweak formatting.
4534         (V_three_elem): Use BLKmode for accesses that have no associated mode.
4535         (V_four_elem): Tweak formatting.
4536         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
4537         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
4538         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
4539         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
4540         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
4541         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
4542         (neon_vst4<mode>): Replace pointer operand with a memory operand.
4543         Use %A in the output template.
4544         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
4545         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
4546         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
4547         the width of the memory access.  Remove post-increment.
4548         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
4549
4550 2011-04-12  Nick Clifton  <nickc@redhat.com>
4551
4552         * config/v850/v850.c (expand_prologue): Do not use the CALLT
4553         instruction for interrupt handlers if the target is the basic V850
4554         architecture.
4555         (expand_epilogue): Likewise.
4556
4557 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4558
4559         PR rtl-optimization/48549
4560         * combine.c (propagate_for_debug): Also stop after BB_END of
4561         this_basic_block.  Process LAST and just stop processing after it.
4562         (combine_instructions): If last_combined_insn has been deleted,
4563         set last_combined_insn to its PREV_INSN.
4564
4565 2011-04-12  Richard Guenther  <rguenther@suse.de>
4566
4567         PR tree-optimization/46076
4568         * gimple.h (struct gimple_statement_call): Add fntype field.
4569         (gimple_call_fntype): Adjust.
4570         (gimple_call_set_fntype): New function.
4571         * gimple.c (gimple_build_call_1): Set the call function type.
4572         * gimplify.c (gimplify_call_expr): Preserve the function
4573         type the frontend used for the call.
4574         (gimplify_modify_expr): Likewise.
4575         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
4576         function type.
4577         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
4578         function type.
4579         * tree-ssa.c (useless_type_conversion_p): Function pointer
4580         conversions are useless.
4581
4582 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4583
4584         * cgraph.h (cgraph_node): Remove function declaration.
4585         (cgraph_create_node): Declare.
4586         (cgraph_get_create_node): Likewise.
4587         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
4588         Updated all callers.
4589         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
4590         the decl does not already exist.  Call cgraph_get_create_node instead
4591         of cgraph_node.
4592         (cgraph_get_create_node): New function.
4593         (cgraph_same_body_alias): Update comment.
4594         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
4595         assert it does not return NULL.
4596         (cgraph_update_edges_for_call_stmt): Likewise.
4597         (cgraph_clone_edge): Likewise.
4598         (cgraph_create_virtual_clone): Likewise.
4599         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4600         instead of cgraph_node.
4601         (cgraph_add_new_function): Call cgraph_create_node or
4602         cgraph_get_create_node instead of cgraph_node.
4603         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4604         instead of cgraph_node.
4605         (record_eh_tables): Likewise.
4606         (mark_address): Likewise.
4607         (mark_load): Likewise.
4608         (build_cgraph_edges): Call cgraph_get_create_node instead
4609         of cgraph_node.
4610         (rebuild_cgraph_edges): Likewise.
4611         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4612         instead of cgraph_node.
4613         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4614         cgraph_node.
4615         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4616         cgraph_create_node instead of cgraph_node.
4617         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4618         of cgraph_node.
4619         * lto-cgraph.c (input_node): Likewise.
4620         * lto-streamer-in.c (input_function): Likewise.
4621         * varasm.c (mark_decl_referenced): Likewise.
4622         (assemble_alias): Likewise.
4623
4624 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4625
4626         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4627         instead of cgraph_node and assert it does not return NULL.
4628         * lto-streamer-in.c (lto_read_body): Likewise.
4629         * omp-low.c (new_omp_context): Likewise.
4630         (create_task_copyfn): Likewise.
4631         * tree-emutls.c (lower_emutls_function_body): Likewise.
4632         * matrix-reorg.c (transform_allocation_sites): Likewise.
4633
4634 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4635
4636         PR c/48552
4637         * c-typeck.c (build_asm_expr): Error out on attempts to use
4638         void type outputs or inputs for constraints that allow reg or
4639         don't allow memory.
4640
4641 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4642             Richard Earnshaw  <rearnsha@arm.com>
4643
4644         PR target/48250
4645         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4646         to use sign-magnitude offsets. Reject unsupported unaligned
4647         cases. Add detailed description in comments.
4648         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4649         condition from TARGET_32BIT to TARGET_ARM.
4650
4651 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4652
4653         * tree.h (struct typed_tree): New.
4654         (struct tree_common): Include it instead of tree_base.
4655         (TREE_TYPE): Update for new location of type field.
4656         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4657         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4658         (union tree_node): Add typed field.
4659         * treestruct.def (TS_TYPED): New.
4660         * lto-streamer.c (check_handled_ts_structures): Handle it.
4661         * tree.c (MARK_TS_TYPED): New macro.
4662         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4663
4664 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4665
4666         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4667         (force_nonfallthru): Do not alter the loop nest if no basic block
4668         was created.
4669
4670 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4671
4672         * config/i386/sse.md (VI): New mode iterator.
4673         (SSEMODEI): Remove.
4674         (AVX256MODEI): Ditto.
4675         (AVXMODEF4P): Ditto.
4676         (avxvecpsmode): Ditto.
4677         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4678         (sse2_andnot<mode>3): New expander.
4679         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4680         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4681         (<any_logic:code><mode>3): Use VI mode iterator.
4682         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4683         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
4684         (*andnottf3): Handle AVX three-operand constraints.
4685         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
4686
4687 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4688             Robert Millan  <rmh@gnu.org>
4689
4690         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
4691         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
4692         GNU_USER_DYNAMIC_LINKER64): Define.
4693         (REG_NAME): Don't undefine.
4694         (MD_UNWIND_SUPPORT): Undefine.
4695         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
4696         (REG_NAME): Don't undefine.
4697         (MD_UNWIND_SUPPORT): Undefine.
4698         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
4699
4700 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4701
4702         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
4703         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
4704
4705 2011-04-11  Xinliang David Li  <davidxl@google.com>
4706
4707         * value-profile.c (check_ic_target): New function.
4708         (gimple_ic_transform): Sanity check indirect call target.
4709         * gimple-low.c (gimple_check_call_args): Interface change.
4710         (gimple_check_call_matching_types): New function.
4711         * tree-inline.c (tree_can_inline_p): Call new function.
4712
4713 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
4714
4715         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
4716         tree-pretty-print.h & realmpfr.h.
4717
4718 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
4719
4720         PR middle-end/48464
4721         * ira.c (setup_pressure_classes): Fix typo in loop condition.
4722         (setup_allocno_and_important_classes): Ditto.
4723
4724 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4725
4726         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
4727         GNU_USER_DYNAMIC_LINKER.
4728         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
4729         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4730         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
4731         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4732         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4733         GNU_USER_TARGET_OS_CPP_BUILTINS.
4734         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
4735         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4736         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4737         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4738         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
4739         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4740         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4741         GNU_USER_TARGET_OS_CPP_BUILTINS.
4742         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4743         GNU_USER_DYNAMIC_LINKER.
4744         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4745         GNU_USER_TARGET_OS_CPP_BUILTINS.
4746         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
4747         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4748         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
4749         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4750         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
4751         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
4752         GNU_USER_DYNAMIC_LINKER64): Remove.
4753         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
4754         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4755         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4756         GNU_USER_DYNAMIC_LINKER.
4757         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4758         GNU_USER_TARGET_OS_CPP_BUILTINS.
4759         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4760         GNU_USER_TARGET_OS_CPP_BUILTINS.
4761         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
4762         to GNU_USER_TARGET_OS_CPP_BUILTINS.
4763         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4764         GNU_USER_TARGET_OS_CPP_BUILTINS.
4765         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
4766         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
4767         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4768         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
4769         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4770         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4771         GNU_USER_DYNAMIC_LINKER.
4772         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4773         GNU_USER_TARGET_OS_CPP_BUILTINS.
4774         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
4775         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4776         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4777         GNU_USER_DYNAMIC_LINKER.
4778         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4779         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4780         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
4781         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4782         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4783         GNU_USER_DYNAMIC_LINKER.
4784         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
4785         GNU_USER_DYNAMIC_LINKERN32.
4786         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
4787         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
4788         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
4789         GNU_USER_DYNAMIC_LINKER32.
4790         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
4791         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4792         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4793         GNU_USER_DYNAMIC_LINKER.
4794         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4795         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4796         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
4797         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4798         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4799         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
4800         GNU_USER_DYNAMIC_LINKER32.
4801         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4802         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
4803         GNU_USER_DYNAMIC_LINKER.
4804         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
4805         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4806         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4807         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
4808         GNU_USER_DYNAMIC_LINKER64.
4809         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
4810         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4811         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4812         GNU_USER_DYNAMIC_LINKER.
4813         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
4814         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4815         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4816         GNU_USER_DYNAMIC_LINKER.
4817         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
4818         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4819         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4820         GNU_USER_DYNAMIC_LINKER32.
4821         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4822         GNU_USER_DYNAMIC_LINKER64.
4823         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4824         GNU_USER_DYNAMIC_LINKER64.
4825         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
4826         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4827         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
4828         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4829         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4830
4831 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4832
4833         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
4834         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
4835         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
4836         GNU_USER_DYNAMIC_LINKER.
4837         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4838         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
4839         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
4840         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
4841         GNU_USER_DYNAMIC_LINKER64.
4842         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4843         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
4844         GNU_USER_LINK_EMULATION.
4845         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
4846         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
4847         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
4848         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
4849         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
4850         CPP_SPEC, CC1_SPEC): Remove.
4851         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
4852         (GNU_USER_DYNAMIC_LINKER): Define.
4853         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
4854         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
4855         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
4856         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
4857         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
4858         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
4859         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4860         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
4861         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
4862         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
4863         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
4864         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
4865         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
4866         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
4867         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
4868         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4869         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4870         GNU_USER_DYNAMIC_LINKER.
4871         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4872         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4873         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4874         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4875         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4876         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4877         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
4878         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
4879         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
4880         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
4881
4882 2011-04-11  Kai Tietz  <ktietz@redhat.com>
4883
4884         PR target/9601
4885         PR target/11772
4886         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
4887         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
4888         comment.
4889         (ix86_is_msabi_thiscall): Removed.
4890         (ix86_is_type_thiscall): Likewise.
4891         (ix86_get_callcvt): New function.
4892         (ix86_comp_type_attributes): Simplify check.
4893         (ix86_function_regparm): Use ix86_get_callcvt for calling
4894         convention attribute checks.
4895         (ix86_return_pops_args): Likewise.
4896         (ix86_static_chain): Likewise.
4897         (x86_this_parameter): Likewise.
4898         (x86_output_mi_thunk): Likewise.
4899         (ix86_function_type_abi): Optimize check for types without attributes.
4900         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
4901         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
4902         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
4903         by flag-values.
4904         (IX86_BASE_CALLCVT): Helper macro.
4905         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4906         Use ix86_get_callcvt for calling convention attribute checks and avoid
4907         symbol-decoration for stdcall in TARGET_RTD case.
4908         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4909         Likewise.
4910         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
4911         for declaration.
4912
4913 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4914
4915         * config/i386/sse.md (VI_128): New mode iterator.
4916         (VI12_128): Rename from SSEMODE12.
4917         (VI14_128): Rename from SSEMODE14.
4918         (VI124_128): New mode iterator.
4919         (VI24_128): Rename from SSEMODE248.
4920         (VI248_128): Rename from SSEMODE248.
4921         (SSEMODE124C8): Remove.
4922         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
4923         (*sse2_<plusminus_insn><mode>3): Merge with
4924         *avx_<plusminus_insn><mode>3.
4925         (*mulv8hi3): Merge with *avx_mulv8hi3.
4926         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
4927         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
4928         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
4929         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
4930         (ashr<mode>3): Merge with *avx_ashr<mode>3.
4931         (lshr<mode>3): Merge with *avx_lshr<mode>3.
4932         (ashl<mode>3): Merge with *avx_ashl<mode>3.
4933         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
4934         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
4935         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4936         (*<smaxmin:code>v8hi3): Ditto.
4937         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
4938         (*<smaxmin:code>v16qi3): Ditto.
4939         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
4940         (*sse2_eq<mode>3): Ditto.
4941         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
4942         (*sse2_gt<mode>3): Ditto.
4943         (vcondv2di): Split out of vcond<mode>.
4944         (vconduv2di): Split out of vcondu<mode>.
4945
4946 2011-04-11  Richard Guenther  <rguenther@suse.de>
4947
4948         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
4949         before calling tree_low_cst.
4950
4951 2011-04-11  Richard Guenther  <rguenther@suse.de>
4952
4953         * stor-layout.c (layout_type): Compute all array index size operations
4954         in the original type.
4955         (initialize_sizetypes): Add comment.
4956         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
4957
4958 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4959
4960         * common.opt (Tbss=, Tdata=, Ttext=): New options.
4961
4962 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4963
4964         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
4965         of cgraph_node, handle NULL return value.
4966         (cgraph_global_info): Likewise.
4967         (cgraph_rtl_info): Likewise.
4968         * tree-inline.c (estimate_num_insns): Likewise.
4969         * gimplify.c (unshare_body): Likewise.
4970         (unvisit_body): Likewise.
4971         (gimplify_body): Likewise.
4972         * predict.c (optimize_function_for_size_p): Likewise.
4973         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
4974         (call_may_clobber_ref_p_1): Likewise.
4975         * varasm.c (function_section_1): Likewise.
4976         (assemble_start_function): Likewise.
4977
4978 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4979
4980         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
4981         of cgraph_node.
4982         * final.c (rest_of_clean_state): Likewise.
4983         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
4984         * passes.c (pass_init_dump_file): Likewise.
4985         (execute_all_ipa_transforms): Likewise.
4986         (function_called_by_processed_nodes_p): Likewise.
4987         * predict.c (maybe_hot_frequency_p): Likewise.
4988         (probably_never_executed_bb_p): Likewise.
4989         (compute_function_frequency): Likewise.
4990         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
4991         (unnest_nesting_tree_1): Likewise.
4992         (lower_nested_functions): Likewise.
4993         * tree-optimize.c (execute_fixup_cfg): Likewise.
4994         (tree_rest_of_compilation): Likewise.
4995         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
4996         * tree-sra.c (ipa_early_sra): Likewise.
4997         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4998         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
4999         * ipa.c (record_cdtor_fn): Likewise.
5000         * ipa-inline.c (cgraph_early_inlining): Likewise.
5001         (compute_inline_parameters_for_current): Likewise.
5002         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
5003         * ipa-pure-const.c (local_pure_const): Likewise.
5004         * ipa-split.c (split_function): Likewise.
5005         (execute_split_functions): Likewise.
5006         * cgraphbuild.c (build_cgraph_edges): Likewise.
5007         (rebuild_cgraph_edges): Likewise.
5008         (cgraph_rebuild_references): Likewise.
5009         (remove_cgraph_callee_edges): Likewise.
5010         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
5011         (verify_cgraph_node): Likewise.
5012         (cgraph_analyze_functions): Likewise.
5013         (cgraph_preserve_function_body_p): Likewise.
5014         (save_inline_function_body): Likewise.
5015         (save_inline_function_body): Likewise.
5016         * tree-inline.c (copy_bb): Likewise.
5017         (optimize_inline_calls): Likewise.
5018
5019 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5020
5021         PR tree-optimization/48195
5022         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
5023         ipa_check_create_edge_args.
5024         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
5025         ipa_check_create_edge_args.
5026         * ipa-inline.c (inline_generate_summary): Do not call
5027         ipa_check_create_node_params and ipa_check_create_edge_args.
5028         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
5029         ipa_check_create_edge_args.
5030
5031 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
5032
5033         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
5034         instead of loop.
5035         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5036         * function.c (record_hard_reg_sets): Likewise.
5037         * ira.c (compute_regs_asm_clobbered): Likewise.
5038         * sched-deps.c (sched_analyze_1): Likewise.
5039         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
5040
5041 2011-04-09  Xinliang David Li  <davidxl@google.com>
5042
5043         PR tree-optimization/PR48484
5044         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
5045         has_valid_pred lazily
5046
5047 2011-04-09  Duncan Sands  <baldrick@free.fr>
5048
5049         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5050
5051 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5052
5053         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5054         cost of I0 to zero at the end, if any.
5055
5056 2011-04-08  Xinliang David Li  <davidxl@google.com>
5057
5058         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5059         to insane profile data.
5060
5061 2011-04-08  Xinliang David Li  <davidxl@google.com>
5062
5063         * ipa-cp.c (ipcp_update_profiling): Correct
5064          negative scale factor due to insane profile data.
5065
5066 2011-04-08  Xinliang David Li  <davidxl@google.com>
5067
5068         * final.c (dump_basic_block_info): New function.
5069         (final): Dump basic block.
5070         (final_scan_insn): Remove old dump.
5071
5072 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5073
5074         PR target/47829
5075         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5076         crtbegin/crtend.
5077
5078 2011-04-08  Michael Matz  <matz@suse.de>
5079
5080         PR middle-end/48389
5081         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5082         functions.
5083         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5084         * rtl.h (rebuild_jump_labels_chain): Declare.
5085         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5086         insns inserted on edges.
5087
5088 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5089
5090         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5091         * config/arm/arm-arches.def: New.
5092         * config/arm/arm-opts.h: New.
5093         * config/arm/genopt.sh: New.
5094         * config/arm/arm-tables.opt: New (generated).
5095         * config/arm/arm.c (arm_handle_option, arm_target_help,
5096         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5097         (all_architectures): Get most table contents from arm-arches.def.
5098         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5099         arm_selected_tune here.
5100         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5101         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5102         (march=, mcpu=, mtune=): Use Enum and Var.
5103         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5104         (arm.o): Update dependencies.
5105
5106 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5107
5108         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5109         of header_file.
5110         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5111         (write_typed_alloc_defns): Likewise.
5112         (main): Calls write_typed_alloc_defns with output_header.
5113
5114 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5115
5116         PR inline-asm/48435
5117         * ira-color.c (setup_profitable_hard_regs): Add comments.
5118         Don't take prohibited hard regs into account.
5119         (setup_conflict_profitable_regs): Rename to
5120         get_conflict_profitable_regs.
5121         (check_hard_reg_p): Check prohibited hard regs.
5122
5123 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5124
5125         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5126         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5127         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5128
5129 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5130
5131         PR target/48366
5132         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5133         move from floating point to shift amount register.
5134         (emit_move_sequence): Remove secondary reload support for floating
5135         point to shift amount amount register copies.
5136         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5137         amount register copies.
5138         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5139         register, return false if mode isn't a scalar integer mode.
5140         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5141
5142 2011-04-08  Richard Guenther  <rguenther@suse.de>
5143
5144         * gimple.c (gimple_call_flags): Remove kludge.
5145
5146 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5147
5148         * sel-sched.c (sel_region_init): Move call to
5149         sel_setup_region_sched_flags after setup_current_loop_nest.
5150
5151 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5152
5153         PR rtl-optimization/48272
5154         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5155         init_insn_reg_pressure_info.  Adjust a caller.
5156         * sched-int.h (init_insn_reg_pressure_info): Declare.
5157         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5158         when sched-pressure is enabled.
5159
5160 2011-04-08  Richard Guenther  <rguenther@suse.de>
5161
5162         * gimple.c (gimple_set_modified): Do not queue calls to
5163         MODIFIED_NORETURN_CALLS here ...
5164         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5165
5166 2011-04-08  Richard Guenther  <rguenther@suse.de>
5167
5168         PR lto/48467
5169         * toplev.c (lang_dependent_init): Do not open asm_out_file
5170         in WPA mode, nor perform debug machinery initialization.
5171         (finalize): Do not unlink asm_out_file in WPA mode.
5172
5173 2011-04-08  Richard Guenther  <rguenther@suse.de>
5174
5175         * gimple.h (gimple_call_fntype): New function.
5176         (gimple_call_return_type): Use it.
5177         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5178         * gimple-low.c (gimple_check_call_args): Likewise.
5179         * gimple.c (gimple_call_flags): Likewise.
5180         (gimple_call_arg_flags): Likewise.
5181         (gimple_call_return_flags): Likewise.
5182         * tree-cfg.c (verify_gimple_call): Likewise.
5183         (do_warn_unused_result): Likewise.
5184         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5185         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5186
5187 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5188
5189         PR rtl-optimization/48235
5190         * sel-sched.c (code_motion_process_successors): Recompute the last
5191         insn in basic block if control flow changed.
5192         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5193         Update condition for ilist_remove.
5194
5195 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5196
5197         PR rtl-optimization/48302
5198         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5199         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5200         it to record added preheader blocks.
5201         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5202         on to sel_add_loop_preheaders.
5203         (sel_region_init): Move call to setup_current_loop_nest after
5204         sel_init_bbs.
5205
5206 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5207
5208         PR target/48273
5209         * cfgloop.h (loop_has_exit_edges): New helper.
5210         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5211         non-clonable.
5212         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5213         that have no exit edges.
5214
5215 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5216
5217         PR rtl-optimization/48442
5218         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5219         all callers.  Adjust assert.
5220
5221 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5222
5223         PR tree-optimization/48377
5224         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5225         is_packed to true even for types with smaller TYPE_ALIGN than
5226         TYPE_SIZE.
5227
5228 2011-04-08  Richard Guenther  <rguenther@suse.de>
5229
5230         PR bootstrap/48513
5231         * doc/tm.texi: Re-generate.
5232
5233 2011-04-08  Wei Guozhi  <carrot@google.com>
5234
5235         PR target/47855
5236         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5237         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5238         * config/arm/arm.md (*push_multi): Change the length computation to
5239         call a C function.
5240
5241 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5242
5243         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5244         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5245         * doc/tm.texi: Regenerate.
5246         * system.h (ASM_OUTPUT_BSS): Poison.
5247         * varasm.c (asm_output_bss): Remove function.
5248         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5249
5250         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5251         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5252         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5253         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5254         Likewise.
5255         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5256         Likewise.
5257         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5258         Likewise.
5259         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5260
5261 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5262
5263         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5264         EnumValue lines.
5265
5266 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5267
5268         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5269         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5270         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5271         OPT_mcpu32.
5272         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5273         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5274         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5275         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5276         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5277         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5278         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5279         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5280         options.  Don't map other m68k options manually.  Don't handle
5281         old-style options as canonical.
5282         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5283         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5284
5285 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5286
5287         * basic-block.h (force_nonfallthru): Move to...
5288         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5289         (force_nonfallthru): ...here.
5290         * cfghooks.c (force_nonfallthru): New function.
5291         * cfgrtl.c (force_nonfallthru): Rename into...
5292         (rtl_force_nonfallthru): ...this.
5293         (commit_one_edge_insertion): Do not set AUX field.
5294         (commit_edge_insertions): Do not discover new basic blocks.
5295         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5296         (cfg_layout_rtl_cfg_hooks): Likewise.
5297         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5298         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5299         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5300
5301 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5302
5303         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5304         Remove macros.
5305
5306 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5307
5308         * config/i386/sse.md: Update copyright year.
5309         (avxcvtvecmode): Remove.
5310         (sse_movhlps): Merge with *avx_movhlps.
5311         (sse_movlhps): Merge with *avx_movlhps.
5312         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5313         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5314         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5315         (sse_loadhps): Merge with *avx_loadhps.
5316         (sse_storelps): Merge with *avx_storelps.
5317         (sse_loadlps): Merge with *avx_loadlps.
5318         (sse_movss): Merge with *avx_movss.
5319         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5320         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5321         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5322         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5323         (vec_set<mode>_0): Ditto.
5324         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5325         (sse4_1_insertps): Merge with *avx_insertps.
5326         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5327         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5328         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5329         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5330         (sse2_storehpd): Merge with *avx_storehpd.
5331         (sse2_loadhpd): Merge with *avx_loadhpd.
5332         (sse2_loadlpd): Merge with *avx_loadlpd.
5333         (sse2_movsd): Merge with *avx_movsd.
5334         (*vec_concatv2df): Merge with *vec_concatv2df.
5335
5336 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5337
5338         PR debug/48343
5339         * combine.c (combine_instructions): Add last_combined_insn,
5340         update it if insn is after it, pass it to all try_combine calls.
5341         (try_combine): Add last_combined_insn parameter, pass it instead of
5342         i3 to propagate_for_debug.
5343
5344 2011-04-07  Nick Clifton  <nickc@redhat.com>
5345
5346         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5347         to handle MDR <-> data register transfers.
5348         (movhi_internal): Likewise.
5349
5350 2011-04-07  Alan Modra  <amodra@gmail.com>
5351
5352         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5353         previous stack info.
5354
5355 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5356
5357         PR target/43920
5358         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5359         flow_find_cross_jump.  Swap variables to implement backward replacement.
5360         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5361
5362 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5363
5364         PR target/43920
5365         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5366         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5367         and bb2.
5368         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5369         src1 or src2.  Redirect edges to the last basic block.  Update
5370         frequency and count on multiple basic blocks in case of fallthru.
5371
5372 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5373
5374         PR target/43920
5375         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5376         function.
5377         (old_insns_match_p): Change return type.  Replace return false/true
5378         with return dir_none/dir_both.  Use can_replace_by.
5379         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5380         direction from dir_p.  Register replacement direction in dir, last_dir
5381         and afterlast_dir.  Handle new return type of old_insns_match_p using
5382         merge_dir.  Return replacement direction in dir_p.
5383         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5384         return type of old_insns_match_p.
5385         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5386         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5387         flow_find_cross_jump.
5388         * basic-block.h (enum replace_direction): New type.
5389         (flow_find_cross_jump): Add parameter to declaration.
5390
5391 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5392
5393         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5394         (AVXMODEDCVTPS2DQ): Ditto.
5395         (VEC_FLOAT_MODE): Ditto.
5396         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5397         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5398         (<any_logic:code><mode>3): Use VF mode iterator.
5399         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5400         Use VF mode iterator.
5401         (copysign<mode>3): Use VF mode iterator.
5402         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5403         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5404         (*<any_logic:code><MODEF:mode>3): Merge with
5405         *avx_<any_logic:code><MODEF:mode>3.
5406         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5407         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5408         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5409         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5410         (sse2_cvtdq2ps): Use %v modifier.
5411         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5412         (avx_cvtps2dq<avxmodesuffix>): Remove.
5413         (sse2_cvtps2dq): Use %v modifier.
5414         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5415         (avx_cvttps2dq<avxmodesuffix>): Remove.
5416         (sse2_cvttps2dq): Use %v modifier.
5417         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5418         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5419         (sse2_cvtsd2siq): Fix insn template.
5420         (sse2_cvtsd2siq_2): Ditto.
5421         (sse2_cvttsd2siq): Ditto.
5422         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5423         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5424
5425 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5426
5427         * gcov-io.c: Use GCC Runtime Library Exception.
5428
5429 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5430
5431         PR debug/48466
5432         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5433         as base_reg whatever register reg has been eliminated to, instead
5434         of hardcoding STACK_POINTER_REGNUM.
5435
5436 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5437
5438         * doc/tm.texi.in: Document C target hooks as separate from general
5439         target hooks.
5440         * doc/tm.texi: Regenerate.
5441         * genhooks.c (struct hook_desc): Add docname field.
5442         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5443         docname field.
5444         (hook_array): Include c-target.def.
5445         (emit_documentation): Use docname field in output.
5446         (emit_init_macros): Take docname argument.  Only emit definitions
5447         for hooks matching docname.
5448         (main): Expect additional arguments in all cases.  Pass argument
5449         to emit_init_macros.
5450         * target.def: Move initial macro definitions and comments to
5451         target-hooks-macros.h.
5452         (gcc_targetcm): Move to c-family/c-target.def.
5453         * target.h (targetcm): Move declaration to c-family/c-target.h.
5454         * targhooks.c (default_handle_c_option): Move to
5455         c-family/c-opts.c.
5456         * targhooks.h (default_handle_c_option): Move declaration to
5457         c-family/c-common.h.
5458         * target-hooks-macros.h: New file.
5459         * config.gcc (target_has_targetcm): Define and use to add to
5460         c_target_objs and cxx_target_objs.
5461         * config/default-c.c: New file.
5462         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5463         of target.h and target-def.h.
5464         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5465         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5466         darwin_check_cfstring_format_arg): Make static.
5467         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5468         TARGET_STRING_OBJECT_REF_TYPE_P,
5469         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5470         * config/darwin-protos.h (darwin_objc_construct_string,
5471         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5472         declare.
5473         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5474         TARGET_STRING_OBJECT_REF_TYPE_P,
5475         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5476         * config/t-darwin (darwin-c.o): Update dependencies.
5477         * system.h (TARGET_HAS_TARGETCM): Poison.
5478         * Makefile.in (TARGET_H): Update.
5479         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5480         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5481         (default-c.o): New target.
5482         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5483         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5484         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5485         c-target.def.
5486         (build/genhooks.o): Update dependencies.
5487
5488 2011-04-06  Richard Guenther  <rguenther@suse.de>
5489
5490         * ipa-inline.c (enum inlining_mode): Remove.
5491         (cgraph_flatten): Use some other token.
5492         (cgraph_edge_early_inlinable_p): New function, split out from ...
5493         (cgraph_perform_always_inlining): New function, split out from ...
5494         (cgraph_decide_inlining_incrementally): ... here.
5495         (cgraph_mark_inline_edge): Adjust.
5496         (cgraph_early_inlining): Re-structure.
5497         (pass_early_inline): Require SSA form.
5498
5499 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
5500             Julian Brown  <julian@codesourcery.com>
5501             Mark Shinwell  <shinwell@codesourcery.com>
5502
5503         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
5504         LO_REGS only for Thumb-1.
5505         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
5506         be used in short instructions when optimising for size on Thumb-2.
5507
5508 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5509
5510         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
5511         associated with user returns to be preserved.
5512
5513 2011-04-06  Tristan Gingold  <gingold@adacore.com>
5514
5515         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
5516         symbol_queue_size, DBXOUT_DECR_NESTING,
5517         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
5518         if XCOFF_DEBUGGING_INFO.
5519
5520 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5521
5522         * config/i386/i386.md (attribute isa): New.
5523         (attribute enabled): New.
5524         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
5525         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
5526         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
5527         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
5528         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
5529         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5530         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
5531         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
5532
5533         * config/i386/sse.md (VF): New mode iterator.
5534         (VF1): Ditto.
5535         (VF2): Ditto.
5536         (VF_128): Ditto.
5537         (SSEMODEF4): Remove.
5538         (attribute sse): Handle V8SF and V4DF modes.
5539         (<absneg:code><mode>2): Use VF mode iterator.
5540         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
5541         mode iterator.
5542         (<plusminus_insn><mode>3): Use VF mode iterator.
5543         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5544         Use VF mode iterator.
5545         (<sse>_vm<plusminus_insn><mode>3): Merge with
5546         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
5547         (mul<mode>3): Use VF mode iterator.
5548         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
5549         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
5550         mode iterator.
5551         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
5552         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
5553         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
5554         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
5555         mode iterator.
5556         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
5557         Use VF1 mode iterator.
5558         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
5559         (sqrt<VF2:mode>2): New expander.
5560         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
5561         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
5562         and sqrtv2df2.  Use VF mode iterator.
5563         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
5564         mode iterator.
5565         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
5566         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
5567         Use VF1 mode iterator.
5568         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
5569         (<smaxmin:code><mode>3): Use VF mode iterator.
5570         (*<smaxmin:code><mode>3_finite): Merge with
5571         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
5572         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5573         (<sse>_vm<smaxmin:code><mode>2): Merge with
5574         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
5575         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
5576         mode iterator.
5577         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
5578         mode iterator.
5579         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
5580         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
5581         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
5582         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
5583         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
5584         VF mode iterator.
5585         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
5586         Use VF_128 mode iterator.
5587         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
5588         mode iterator.
5589         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
5590         VF_128 mode iterator.
5591         (vcond<mode>): Use VF mode iterator.
5592         * config/i386/predicates.md (sse_comparison_operator): Merge with
5593         avx_comparison_float_operator.  Do not declare as special_predicate.
5594         * config/i386/i386.c (struct builtin_description): Update for renamed
5595         compare patterns.
5596         (ix86_expand_args_builtin): Ditto.
5597         (ix86_expand_sse_compare_mask): Ditto.
5598
5599 2011-04-06  Richard Guenther  <rguenther@suse.de>
5600
5601         * tree-inline.c (estimate_num_insns): For calls simply account
5602         for all passed arguments and a used return value.
5603
5604 2011-04-06  Richard Guenther  <rguenther@suse.de>
5605
5606         PR tree-optimization/47663
5607         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5608         call_stmt_time fields.
5609         (cgraph_edge_inlinable_p): Declare.
5610         (cgraph_edge_recursive_p): New inline function.
5611         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5612         (cgraph_clone_edge): Copy it.
5613         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5614         Account for call stmt time.
5615         (cgraph_estimate_time_after_inlining): Take edge argument.
5616         (cgraph_estimate_edge_growth): Account call stmt size.
5617         (cgraph_estimate_size_after_inlining): Take edge argument.
5618         (cgraph_mark_inline_edge): Adjust.
5619         (cgraph_check_inline_limits): Likewise.
5620         (cgraph_recursive_inlining_p): Remove.
5621         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5622         (cgraph_decide_recursive_inlining): Take edge argument and
5623         adjust.
5624         (cgraph_decide_inlining_of_small_functions): Do not avoid
5625         diags for recursive inlining here.
5626         (cgraph_flatten): Adjust.
5627         (cgraph_decide_inlining_incrementally): Likewise.
5628         (estimate_function_body_sizes): Remove call cost handling.
5629         (compute_inline_parameters): Initialize caller edge call costs.
5630         (cgraph_estimate_edge_growth): New function.
5631         (cgraph_estimate_growth): Use it.
5632         (cgraph_edge_badness): Likewise.
5633         (cgraph_check_inline_limits): Take an edge argument.
5634         (cgraph_decide_inlining_of_small_functions): Adjust.
5635         (cgraph_decide_inlining): Likewise.
5636         * tree-inline.c (estimate_num_insns): Only account for call
5637         return value if it is used.
5638         (expand_call_inline): Avoid diagnostics on recursive inline
5639         functions here.
5640         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5641         (input_edge): Input edge call costs.
5642
5643 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5644
5645         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5646
5647 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5648
5649         * doc/invoke.texi (Spec Files): Fix typo.
5650
5651 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5652
5653         * profile.c (branch_prob): Move declaration of local variable.  Remove
5654         obsolete ??? comment.  Expand the location explicitly instead of using
5655         the LOCATION_FILE and LOCATION_LINE macros.
5656
5657 2011-04-06  Wei Guozhi  <carrot@google.com>
5658
5659         PR target/47855
5660         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5661         (arm_cond_branch): Likewise.
5662         (arm_cond_branch_reversed): Likewise.
5663         (arm_jump): Likewise.
5664         (push_multi): Likewise.
5665         * config/arm/constraints.md (Py): New constraint.
5666
5667 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5668
5669         PR bootstrap/48471
5670         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5671         Move these...
5672         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5673         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5674         #ifdef DBX_DEBUGGING_INFO.
5675
5676 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5677
5678         PR bootstrap/48403
5679         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5680         if old and new states differ.
5681
5682 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5683
5684         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
5685         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
5686         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5687         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
5688         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
5689         mcfv4e): Use Alias.
5690         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
5691         ColdFire options to -mcpu= options.
5692
5693 2011-04-05  Jeff Law  <law@redhat.com>
5694
5695         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
5696         check if BB is a successor of LOOP->header and return
5697         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
5698
5699 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5700
5701         * cprop.c (struct reg_use): Remove.
5702         (reg_use_table): Make an array of RTX.
5703         (find_used_regs, constprop_register, local_cprop_pass,
5704         bypass_block): Simplify users of reg_use_table.
5705         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
5706         on one of the uses found by find_used_regs.
5707
5708 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5709
5710         PR bootstrap/48469
5711         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
5712         declaration.
5713
5714 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5715
5716         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
5717         as an rtx.
5718         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
5719
5720 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5721
5722         PR middle-end/48441
5723         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
5724
5725 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5726
5727         * combine.c: Include obstack.h.
5728         (struct insn_link): Define.
5729         (uid_log_links): Adjust type.
5730         (FOR_EACH_LOG_LINK): New macro.
5731         (insn_link_obstack): Declare.
5732         (alloc_insn_link): Define.
5733         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
5734         type of link variables.
5735         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
5736         (try_combine, record_promoted_values, distribute_notes): Likewise.
5737         (distribute_links): Likewise.  Tweak prototype.
5738         (clear_log_links): Delete.
5739         (adjust_for_new_dest): Call alloc_insn_link.
5740         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
5741
5742 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5743
5744         * gcse.c (modify_mem_list): Convert to an array of VECs.
5745         (canon_modify_mem_list, compute_transp): Tweak formatting.
5746         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
5747         (load_killed_in_block_p): Likewise.
5748         (record_last_mem_set_info): Likewise.
5749         (clear_modify_mem_tables): Likewise.
5750
5751 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5752
5753         PR middle-end/48461
5754         * function.c (emit_use_return_register_into_block): Only define if
5755         HAVE_return.
5756
5757 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
5758
5759         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
5760
5761 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5762
5763         * config/rx/rx-opts.h: New.
5764         * config/rx/rx.c (rx_cpu_type): Remove.
5765         (rx_handle_option): Don't assert that global structures are in
5766         use.  Access variables via opts pointer.  Defer most handling of
5767         OPT_mint_register_.  Use error_at.
5768         (rx_option_override): Handle deferred OPT_mint_register_ here.
5769         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
5770         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
5771         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
5772         (rx_cpu_types): New Enum and EnumValue entries.
5773         (mint-register=): Use Defer and use Var accordingly.
5774
5775 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5776
5777         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
5778         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
5779         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
5780         Move these...
5781         (debug_free_queue, debug_nesting, symbol_queue_index):
5782         ...and these...
5783         * dbxout.c: ...to here.  Make static.
5784
5785 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5786
5787         * gcse.c (modify_pair): Define.  Define a VEC of it.
5788         (canon_modify_mem_list): Convert to an array of VECs.
5789         (free_insn_expr_list_list): Delete.
5790         (clear_modify_mem_tables): Call VEC_free instead.
5791         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
5792         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
5793         (canon_list_insert, compute_transp): Likewise.
5794
5795 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5796
5797         PR target/43920
5798         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
5799         for size.
5800
5801 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5802
5803         PR target/43920
5804         * function.c (emit_use_return_register_into_block): New function.
5805         (thread_prologue_and_epilogue_insns): Use
5806         emit_use_return_register_into_block.
5807
5808 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5809
5810         PR target/43920
5811         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
5812         insn.
5813
5814 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5815
5816         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
5817
5818 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
5819
5820         * config/arm/arm.md (define_constants for unspec): Replace with
5821         define_c_enum.
5822         (define_constants for unspecv): Replace with define_c_enum.
5823         * config/arm/neon.md (define_constants for unspec): Replace with
5824         define_c_enum.
5825
5826 2011-04-04  Richard Henderson  <rth@redhat.com>
5827
5828         PR bootstrap/48400
5829         * dwarf2out.c (output_line_info): Always emit line info from
5830         at least one section.
5831         (dwarf2out_init): Create text_section_line_info here ...
5832         (set_cur_line_info_table): ... not here.
5833
5834 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
5835
5836         PR target/48380
5837         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
5838         not called.
5839
5840         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
5841
5842 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
5843
5844         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
5845         (expr_equiv_p): Remove.
5846         (insert_set_in_table): Look at <dest, src> pair instead of expr.
5847         (hash_scan_set): Update call to insert_set_in_table.
5848         (dump_hash_table): Dump <dest, src> pair.
5849         (lookup_set): Simplify.  Lookup <dest, src> pair.
5850         (compute_transp): Remove, fold heavily simplified code into...
5851         (compute_local_properties): ...here.  Expect COMP and TRANSP
5852         unconditionally.
5853         (find_avail_set): Take set directly from struct expr.
5854         (find_bypass-set): Likewise.
5855         (bypass_block): Likewise.
5856         (cprop_insn): Likewise.  Remove redundant INSN_P test.
5857
5858         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
5859         checks on form of COND from find_implicit_sets to here.
5860         (find_implicit_sets): Cleanup control flow. Split critical edges
5861         if it exposes implicit sets.  Allocate/resize implicit_sets as
5862         necessary.
5863         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
5864         changed something.  Run df_analyze after find_implicit_sets if any
5865         edges were split.  Do not allocate implicit_sets here.
5866
5867         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
5868         (gcse_obstack): Renamed to cprop_obstack.
5869         (GNEW, GNEWVEC, GNEWVAR): Remove.
5870         (gmalloc): Remove.
5871         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
5872         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
5873         (gcse_alloc): Likewise, and rename to cprop_alloc.
5874         (alloc_gcse_men, free_gcse_mem): Remove.
5875         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
5876         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
5877         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
5878
5879         * cprop.c (oprs_not_set_p): Remove.
5880         (mark_set, mark_clobber): Remove.
5881         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
5882         (reg_not_set_p): New function.
5883         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
5884         (cprop_insn): Likewise.
5885         (cprop_jump): Use FOR_EACH_EDGE.
5886
5887 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
5888
5889         PR bootstrap/48403
5890         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
5891         (rank_for_schedule): Use scheduled_insns vector instead of
5892         last_scheduled_insn.
5893         (ok_for_early_queue_removal): Likewise.
5894         (queue_to_ready): Search forward in nonscheduled_insns_begin if
5895         we have a dbg_cnt.
5896         (choose_ready): Likewise.
5897         (commit_schedule): Use VEC_iterate.
5898         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
5899         a dbg_cnt, use it and ensure the first insn is in the ready list.
5900         (haifa_sched_init): Allocate scheduled_insns.
5901         (sched_extend_ready_list): Don't allocate it; reserve space.
5902         (haifa_sched_finish): Free it.
5903
5904 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5905
5906         * optc-gen.awk: Always remove type from Variable entry before
5907         recording in var_seen.
5908
5909 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
5910
5911         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
5912         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
5913         call to tidy_fallthru_edges.
5914
5915 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5916
5917         * doc/options.texi (ToLower): Document.
5918         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
5919         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
5920         * opts.h (cl_option): Add cl_tolower field.
5921         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
5922         arguments with lowercase strings.
5923         * config/rx/rx.opt (mcpu=): Add ToLower.
5924         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
5925         argument.
5926
5927 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5928
5929         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
5930
5931 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5932
5933         * config/vax/vax.c: Include reload.h.
5934
5935 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
5936
5937         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
5938         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5939         (sparc_preferred_reload_class): New function.
5940
5941 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
5942
5943         PR debug/48401
5944         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
5945         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
5946
5947 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
5948
5949         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
5950         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
5951
5952 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
5953
5954         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
5955         (ASM_OUTPUT_ALIGNED_BSS): Define.
5956
5957 2011-04-03  Michael Matz  <matz@suse.de>
5958
5959         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
5960         and next_slot members.
5961         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
5962         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
5963         (lto_streamer_cache_append): Declare.
5964         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
5965         unsigned index, remove offset parameter, ensure that we append
5966         or update existing entries.
5967         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
5968         parameter, update next_slot for append.
5969         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
5970         parameter.
5971         (lto_streamer_cache_insert_at): Likewise.
5972         (lto_streamer_cache_append): New function.
5973         (lto_streamer_cache_lookup): Use unsigned index.
5974         (lto_streamer_cache_get): Likewise.
5975         (lto_record_common_node): Don't test tree_node_can_be_shared.
5976         (preload_common_node): Adjust call to lto_streamer_cache_insert.
5977         (lto_streamer_cache_delete): Don't free offsets member.
5978         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
5979         (lto_output_string_with_length): Use lto_output_data_stream.
5980         (lto_output_tree_header): Remove ix parameter, don't write it.
5981         (lto_output_builtin_tree): Likewise.
5982         (lto_write_tree): Adjust callers to above, don't track and write
5983         offset, write unsigned index.
5984         (output_unreferenced_globals): Don't emit all global vars.
5985         (write_global_references): Use unsigned indices.
5986         (lto_output_decl_state_refs): Likewise.
5987         (write_symbol): Likewise.
5988         * lto-streamer-in.c (lto_input_chain): Move earlier.
5989         (input_function): Use unsigned index.
5990         (input_alias_pairs): Don't read and then ignore all global vars.
5991         (lto_materialize_tree): Remove ix_p parameter, don't read index,
5992         don't pass it back, use lto_streamer_cache_append.
5993         (lto_register_var_decl_in_symtab): Use unsigned index.
5994         (lto_register_function_decl_in_symtab): Likewise.
5995         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
5996         index.
5997         (lto_get_builtin_tree): Don't read index, use
5998         lto_streamer_cache_append.
5999         (lto_read_tree): Adjust call to lto_materialize_tree.
6000
6001         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
6002         don't use function calls in arguments to MIN.
6003
6004         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
6005         twice.
6006
6007         * gimple.c (gimple_type_leader_entry): Mark deletable.
6008
6009 2011-04-03  Alan Modra  <amodra@gmail.com>
6010
6011         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
6012
6013 2011-04-03  Michael Matz  <matz@suse.de>
6014
6015         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
6016         an integer.
6017         * tree.h (tree_decl_non_common.vindex): Adjust comment.
6018
6019 2011-04-03  Michael Matz  <matz@suse.de>
6020
6021         * cgraphbuild.c (record_reference): Canonicalize constructor values.
6022         * gimple-fold.c (canonicalize_constructor_val): Accept being called
6023         without function context.
6024         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
6025         current_function_decl and cfun.
6026
6027 2011-04-03  Michael Matz  <matz@suse.de>
6028
6029         * tree.c (decl_init_priority_insert): Don't create entry for
6030         default priority.
6031         (decl_fini_priority_insert): Ditto.
6032         (fields_compatible_p, find_compatible_field): Remove.
6033         * tree.h (fields_compatible_p, find_compatible_field): Remove.
6034         * gimple.c (gimple_compare_field_offset): Adjust block comment.
6035
6036 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
6037
6038         * combine.c (try_combine): Remove useless local variable.
6039
6040 2011-04-03  Richard Guenther  <rguenther@suse.de>
6041             Ira Rosen  <ira.rosen@linaro.org>
6042
6043         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
6044         non-variable offsets and compare the remaining bases of the two
6045         accesses instead of looking for exact same data-ref.
6046
6047 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6048
6049         PR target/48416
6050         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6051
6052         * i386.c (ix86_is_msabi_thiscall): New helper function.
6053         (ix86_is_type_thiscall): New helper function.
6054         (ix86_comp_type_attributes): Handle thiscall for method-functions
6055         special.
6056         (init_cumulative_args): Likewise.
6057         (find_drap_reg): Likewise.
6058         (ix86_static_chain): Likewise.
6059         (x86_this_parameter): Likewise.
6060         (x86_output_mi_thunk): Likewise.
6061
6062 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6063             Nicolas Setton  <setton@adacore.com>
6064             Eric Botcazou  <ebotcazou@adacore.com>
6065
6066         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6067         (add_gnat_descriptive_type_attribute): New function.
6068         (gen_array_type_die): Call it.
6069         (gen_enumeration_type_die): Likewise.
6070         (gen_struct_or_union_type_die): Likewise.
6071         (modified_type_die): Likewise.
6072         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6073         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6074         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6075
6076 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6077
6078         PR bootstrap/48148
6079         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6080         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6081
6082         Revert:
6083         2011-03-17  Richard Guenther  <rguenther@suse.de>
6084
6085         PR bootstrap/48148
6086         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6087         origin for decls in other ltrans units.
6088         (input_varpool_node): Likewise.
6089
6090 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6091
6092         PR middle-end/48335
6093         * expr.c (expand_assignment): Handle all possibilities
6094         if TO_RTX is CONCAT.
6095         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6096         (store_split_bit_field): If SUBREG_REG (op0) or
6097         op0 itself has smaller mode than word, return it
6098         for offset 0 and const0_rtx for out-of-bounds stores.
6099         If word is const0_rtx, skip it.
6100
6101 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6102
6103         * config/h8300/h8300.c (print_operand_address): Rename to...
6104         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6105         Call h8300_print_operand and h8300_print_operand_address instead of
6106         print_operand and print_operand_address. Declare.
6107         (print_operand): Renake to...
6108         (h8300_print_operand): ...this. Make static. Adjust comments.
6109         Call h8300_print_operand instead of print_operand. Declare.
6110         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6111         (h8300_register_move_cost): Likewise.
6112         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6113         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6114         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6115         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6116         * config/h8300/h8300-protos.h (print_operand): Delete.
6117         (print_operand_address): Delete.
6118
6119 2011-04-01  Richard Henderson  <rth@redhat.com>
6120
6121         PR 48400
6122         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6123         in strict mode before dwarf4.  Re-order tests to early out
6124         before switching sections.
6125
6126 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6127
6128         * config/h8300/constraints.md: New file.
6129         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6130         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6131         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6132         * config/h8300/predicates.md (bit_operand): Likewise.
6133         (incdec_operand): Use satisfies_constraint_M and
6134         satisfies_constraint_O.  Don't use C code block.
6135         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6136         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6137         (compute_mov_length): Use satisfies_constraint_G.
6138         (fix_bit_operand): Use satisfies_constraint_U.
6139         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6140         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6141         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6142         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6143         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6144         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6145         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6146         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6147         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6148         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6149         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6150         (EXTRA_MEMORY_CONSTRAINT): Delete.
6151
6152 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6153             Michael Meissner  <meissner@linux.vnet.ibm.com>
6154
6155         PR target/48262
6156         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6157         operands, as per the specifications.
6158
6159         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6160         (vec_extract_evenv4sf): Ditto.
6161         (vec_extract_evenv8hi): Ditto.
6162         (vec_extract_evenv16qi): Ditto.
6163         (vec_extract_oddv4si): Ditto.
6164
6165 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6166
6167         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6168         high_pc attribute if the CU has no associated code. Only output
6169         DW_AT_entry_pc for CU if not generating strict dwarf and
6170         dwarf_version < 4.
6171
6172 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6173
6174         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6175         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6176         out of ...
6177         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6178         * final.c (final_start_function): Call the new function rather
6179         than using a NULL argument for dwarf2out_frame_debug.
6180
6181         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6182         that contains the prologue.
6183
6184         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6185         changed.  Print it in debugging output.
6186
6187         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6188
6189         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6190         Split most of the code into...
6191         (begin_move_insn): ... here.  New function.
6192         (ebb_sched_info): Add a pointer to it.
6193         * haifa-sched.c (scheduled_insns): New static variable.
6194         (sched_extend_ready_list): Allocate it.
6195         (schedule_block): Use it to record the order of scheduled insns.
6196         Perform RTL changes to move insns only after all scheduling
6197         decisions have been made.
6198         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6199         begin_move_insn field.
6200         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6201         * sched-int.h (struct haifa_sched_info): Remove second argument
6202         from begin_schedule_ready hook.  Add new member begin_move_insn.
6203         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6204         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6205
6206         * haifa-sched.c (prune_ready_list): New function, broken out of
6207         schedule_block.
6208         (schedule_block): Use it.
6209
6210 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6211
6212         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6213
6214 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6215
6216         * config.gcc (*-*-mingw*): Allow as option the
6217         posix threading model.
6218         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6219         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6220         definition.
6221         (CPP_SPEC): Add pthread/no-pthread handling.
6222         (LIB_SPEC): Likewise.
6223         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6224         (LIB_SPEC): Likewise.
6225         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6226         flag to pass -pthread option for shared libgcc build.
6227         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6228         for shared libgcc build.
6229         * config/i386/t-mingw-pthread: New file.
6230         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6231         New define to enable use of library pthread by default.
6232         * config/i386/mingw.opt (pthread): New driver option.
6233         (no-pthread): New driver option.
6234         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6235         * config/i386/mingw-w64.opt: Likewise.
6236
6237 2011-04-01  Gary Funck <gary@intrepid.com>
6238
6239         * c-decl.c (grokdeclarator): Fix formatting.
6240
6241 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6242
6243         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6244         instead of n_operands.
6245         (set_storage_via_setmem): Likewise.
6246         * optabs.c (maybe_gen_insn): Likewise.
6247         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6248         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6249         (mips_expand_builtin_direct): Likewise.
6250         * config/spu/spu.c (expand_builtin_args): Likewise.
6251
6252 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6253
6254         * recog.h (insn_data_d): Add n_generator_args.
6255         * genoutput.c (data): Likewise.
6256         (output_insn_data): Print it.
6257         (max_opno, num_dups): Delete.
6258         (scan_operands): Just fill in "d->operand[...]".
6259         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6260
6261 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6262
6263         * gensupport.h (pattern_stats): New structure.
6264         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6265         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6266         (max_operand_1, max_operand_vec): Delete.
6267         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6268
6269 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6270
6271         * emit-rtl.c (emit_pattern_after_setloc): New function.
6272         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6273         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6274         (emit_pattern_after): New function.
6275         (emit_insn_after, emit_jump_insn_after): Call it.
6276         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6277         (emit_pattern_before_setloc): New function.
6278         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6279         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6280         Likewise.
6281         (emit_pattern_before): New function.
6282         (emit_insn_before, emit_jump_insn_before): Call it.
6283         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6284
6285 2011-03-31  Richard Henderson  <rth@redhat.com>
6286
6287         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6288         (dw_separate_line_info_entry): Remove.
6289         (enum dw_line_info_opcode): New.
6290         (dw_line_info_entry): Use it.
6291         (dw_line_info_table, dw_line_info_table_p): New.
6292         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6293         (line_info_table, line_info_label_num): Remove.
6294         (line_info_table_in_use): Remove.
6295         (separate_line_info_table): Remove.
6296         (separate_line_info_table_allocated): Remove.
6297         (separate_line_info_table_in_use): Remove.
6298         (LINE_INFO_TABLE_INCREMENT): Remove.
6299         (line_info_label_num): New.
6300         (cur_line_info_table): New.
6301         (text_section_line_info, cold_text_section_line_info): New.
6302         (separate_line_info): New.
6303         (SEPARATE_LINE_CODE_LABEL): Remove.
6304         (print_dwarf_line_table): Remove.
6305         (debug_dwarf): Don't dump it.
6306         (output_one_line_info_table): New.
6307         (output_line_info): Use it.
6308         (new_line_info_table): New.
6309         (set_cur_line_info_table): New.
6310         (dwarf2out_switch_text_section): Use it.
6311         (dwarf2out_begin_function): Likewise.
6312         (push_dw_line_info_entry): New.
6313         (dwarf2out_source_line): Rewrite for new line info tables.
6314         (dwarf2out_init): Remove dead initailizations.
6315
6316 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6317
6318         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6319         various flags.
6320         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6321         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6322         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6323         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6324         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6325         * opt-functions.awk (flag_init, switch_bit_fields): New.
6326         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6327         generate CL_MISSING_OK or CL_SAVE.
6328         * optc-gen.awk: Update to generate bit-field output as well as
6329         flags field.
6330         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6331         bit-field instead of CL_REJECT_DRIVER flag.
6332         * opts-common.c (generate_canonical_option,
6333         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6334         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6335         instead of CL_REJECT_NEGATIVE flag.
6336         * toplev.c (print_switch_values): Use cl_report bit-field instead
6337         of CL_REPORT flag.
6338
6339 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6340
6341         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6342         a zero minimum index only if it is redundant.
6343
6344 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6345
6346         PR rtl-optimization/48381
6347         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6348         instead of ira_class_hard_reg_index for calculating conflicting
6349         hard registers.
6350
6351 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6352
6353         * cprop.c: Clean up hash table building.
6354         (reg_avail_info): Remove.
6355         (oprs_available_p): Remove.
6356         (record_last_reg_set_info): Remove.
6357         (record_last_set_info): Remove.
6358         (reg_available_p): New function.
6359         (gcse_constant_p): Do not treat unfolded conditions as constants.
6360         (make_set_regs_unavailable): New function.
6361         (hash_scan_set): Simplify with new reg_available_p.
6362         (compute_hash_table_work): Traverse insns stream only once.
6363         Do not compute reg_avail_info. Traverse insns in reverse order.
6364         Record implicit sets after recording explicit sets from the block.
6365
6366 2011-03-31  Michael Matz  <matz@suse.de>
6367
6368         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6369
6370 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6371
6372         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6373         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6374         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6375         (h8300_mode_dependent_address_p): New function.
6376         (h8300_get_index): Make static.
6377
6378 2011-03-31  Jeff Law  <law@redhat.com>
6379
6380         * reload1.c (elimination_effects): Fix typo in recent change.
6381
6382         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6383         typo potentially leading to null pointer dereference.
6384
6385         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6386         (setup_save_areas): Corresponding changes to avoid useless
6387         assignments.
6388
6389         * jump.c (reversed_comparison_code_parts): Avoid successive return
6390         statements when REVERSE_CONDITION is defined.
6391
6392         * expr.c (expand_assignment): Avoid useless assignments.
6393         (expand_expr_real_1): Likewise.
6394         (expand_expr_real_2): Avoid useless statements.
6395
6396         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6397
6398         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6399
6400         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6401         statements.
6402
6403         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6404
6405 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6406
6407         PR target/47109
6408         * doc/tm.texi.in (TARGET_VERSION): Remove.
6409         * doc/tm.texi: Regenerate.
6410         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6411         * collect2.c (main): Don't use TARGET_VERSION.
6412         * mips-tdump.c (main): Don't use TARGET_VERSION.
6413         * mips-tfile.c (main): Don't use TARGET_VERSION.
6414         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6415         * config/rs6000/vxworksae.h: Remove.
6416         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6417         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6418         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6419         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6420         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6421         * config/arm/arm.h (TARGET_VERSION): Remove.
6422         * config/arm/coff.h (TARGET_VERSION): Remove.
6423         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6424         * config/arm/elf.h (TARGET_VERSION): Remove.
6425         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6426         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6427         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6428         * config/arm/pe.h (TARGET_VERSION): Remove.
6429         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6430         * config/arm/semi.h (TARGET_VERSION): Remove.
6431         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6432         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6433         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6434         * config/avr/avr.h (TARGET_VERSION): Remove.
6435         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6436         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6437         * config/frv/frv.h (TARGET_VERSION): Remove.
6438         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6439         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6440         * config/i386/darwin.h (TARGET_VERSION): Remove.
6441         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6442         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6443         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6444         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6445         * config/i386/gnu.h (TARGET_VERSION): Remove.
6446         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6447         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6448         * config/i386/linux.h (TARGET_VERSION): Remove.
6449         * config/i386/linux64.h (TARGET_VERSION): Remove.
6450         * config/i386/lynx.h (TARGET_VERSION): Remove.
6451         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6452         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6453         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6454         * config/i386/netware.h (TARGET_VERSION): Remove.
6455         * config/i386/nto.h (TARGET_VERSION): Remove.
6456         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6457         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6458         * config/ia64/elf.h (TARGET_VERSION): Remove.
6459         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6460         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6461         * config/ia64/linux.h (TARGET_VERSION): Remove.
6462         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6463         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6464         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6465         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6466         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6467         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6468         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6469         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6470         * config/m68k/linux.h (TARGET_VERSION): Remove.
6471         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6472         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6473         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6474         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6475         * config/mep/mep.h (TARGET_VERSION): Remove.
6476         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6477         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6478         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6479         * config/mips/linux.h (TARGET_VERSION): Remove.
6480         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6481         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6482         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6483         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6484         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6485         * config/pa/pa.h (TARGET_VERSION): Remove.
6486         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6487         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6488         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6489         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6490         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6491         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6492         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6493         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6494         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
6495         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
6496         * config/rs6000/linux.h (TARGET_VERSION): Remove.
6497         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
6498         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
6499         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
6500         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
6501         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
6502         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
6503         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
6504         * config/s390/linux.h (TARGET_VERSION): Remove.
6505         * config/s390/s390.h (TARGET_VERSION): Remove.
6506         * config/s390/tpf.h (TARGET_VERSION): Remove.
6507         * config/score/score.h (TARGET_VERSION): Remove.
6508         * config/sh/linux.h (TARGET_VERSION): Remove.
6509         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
6510         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
6511         * config/sh/sh.h (TARGET_VERSION): Remove.
6512         * config/sh/sh64.h (TARGET_VERSION): Remove.
6513         * config/sh/superh.h (TARGET_VERSION): Remove.
6514         * config/sh/vxworks.h (TARGET_VERSION): Remove.
6515         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
6516         * config/sparc/linux.h (TARGET_VERSION): Remove.
6517         * config/sparc/linux64.h (TARGET_VERSION): Remove.
6518         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
6519         TARGET_NAME32, TARGET_NAME): Remove.
6520         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
6521         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
6522         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
6523         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
6524         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
6525         * config/spu/spu.h (TARGET_VERSION): Remove.
6526         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
6527         * config/v850/v850.h (TARGET_VERSION): Remove.
6528         * config/vax/linux.h (TARGET_VERSION): Remove.
6529         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
6530         * config/xtensa/elf.h (TARGET_VERSION): Remove.
6531         * config/xtensa/linux.h (TARGET_VERSION): Remove.
6532
6533 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6534
6535         PR target/48142
6536         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
6537         frame-related from frame-unrelated adjustments to the stack pointer.
6538
6539 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
6540
6541         * common.opt (fdebug-types-section): Move earlier.
6542         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
6543
6544 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
6545
6546         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
6547         var.
6548
6549 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
6550
6551         * tree.h (CASE_CHAIN): Define.
6552         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
6553         (gimple_redirect_edge_and_branch): Likewise.
6554
6555 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6556
6557         PR middle-end/48367
6558         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
6559         calculation.
6560
6561 2011-03-30  Jeff Law  <law@redhat.com>
6562
6563         * PR bootstrap/48371
6564         * reload1.c (reload): Fix botch in last change.
6565
6566         * reload.h (struct reload): Fix typo introduced in last change.
6567
6568 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6569
6570         * config/arm/arm.opt (mhard-float, msoft-float): Mark
6571         Undocumented.  Remove help text.
6572         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
6573         -mhard-float.
6574
6575 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6576
6577         * doc/options.texi (NegativeAlias): Document.
6578         (Alias): Mention NegativeAlias.
6579         * opt-functions.awk: Handle NegativeAlias.
6580         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
6581         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
6582         * opts.h (CL_NEGATIVE_ALIAS): Define.
6583         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
6584         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
6585         OPT_mspe_.
6586         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
6587         Alias entries.
6588         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
6589         mno-spe and mno-isel instead of mspe=no and -misel=no.
6590
6591 2011-03-29  Mark Wielaard  <mjw@redhat.com>
6592
6593         * common.opt (fdebug-types-section): New flag.
6594         * doc/invoke.texi: Document new -fno-debug-types-section flag.
6595         * dwarf2out.c (use_debug_types): New define.
6596         (struct die_struct): Mark die_id with GTY desc use_debug_types.
6597         (print_die): Guard output of type unit signatures using
6598         use_debug_types.
6599         (build_abbrev_table): Replace assert of dwarf_version >= 4
6600         with assert on use_debug_types.
6601         (size_of_die): Likewise.
6602         (unmark_dies): Likewise.
6603         (value_format): Decide AT_ref_external form on use_debug_types.
6604         (output_die): Replace dwarf_version version check guard with
6605         use_debug_types where appropriate.
6606         (modified_type_die): Likewise.
6607         (gen_reference_type_die): Likewise.
6608         (dwarf2out_start_source_file): Likewise.
6609         (dwarf2out_end_source_file): Likewise.
6610         (prune_unused_types_walk_attribs): Likewise.
6611         (dwarf2out_finish): Likewise.
6612
6613 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6614
6615         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6616
6617 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6618
6619         PR rtl-optimization/48332
6620         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6621         mode of input operand N and modeN to its actual mode.
6622
6623 2011-03-30  Jeff Law  <law@redhat.com>
6624
6625         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6626         define accessor macro.
6627         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6628         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6629         (reg_equiv_init): Likewise.
6630         (reg_equivs_size): New variable.
6631         (reg_equiv_init_size): Remove.
6632         (allocate_initial_values): Move prototype to here from....
6633         * integrate.h (allocate_initial_values): Remove prototype.
6634         * integrate.c: Include reload.h.
6635         (allocate_initial_values): Corresponding changes.
6636         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6637         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6638         (update_equiv_regs): Corresponding changes.
6639         (ira): Corresponding changes.
6640         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6641         (push_secondary_reload): Corresponding changes.
6642         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6643         (make_memloc, find_reloads_address): Corresponding changes.
6644         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6645         (find_reloads_address_1): Corresponding changes.
6646         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6647         (refers_to_regno_for_reload_p): Corresponding changes.
6648         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6649         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6650         * reload1.c: Include ggc.h.
6651         (grow_reg_equivs): New function.
6652         (replace_pseudos_in, reload): Corresponding changes.
6653         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6654         (eliminate_regs_1, elimination_effects): Corresponding changes.
6655         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6656         (delete_output_reload): Likewise.
6657         * caller-save.c (mark_referenced_regs): Corresponding changes.
6658         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6659         * frv/predicates.md (frv_load_operand): Corresponding changes.
6660         * microblaze/microblaze.c (double_memory_operand): Corresponding
6661         changes.
6662         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6663         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6664         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6665         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6666         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6667         changes.
6668         * pa/pa.c (emit_move_sequence): Corresponding changes.
6669         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6670
6671 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6672
6673         PR target/47551
6674         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6675         structure modes.  Don't check neon_vector_mem_operand for
6676         vector or structure modes.
6677
6678 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6679             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6680
6681         PR target/43590
6682         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6683         operand 1 and reshuffle the operands to match.
6684         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
6685
6686 2011-03-30  Christian Schüler  <cschueler@gmx.de>
6687
6688         PR driver/48208
6689         * config/c.opt (F): Added 'Driver' to -F option.
6690
6691         PR driver/48260
6692         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
6693           handler function.
6694         * config/darwin.opt: Added '-arch' option.
6695
6696 2011-03-30  Nick Clifton  <nickc@redhat.com>
6697
6698         * config/rx/rx.md: Add peepholes and patterns to combine
6699         extending loads and simple arithmetic instructions.
6700         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
6701         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
6702         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
6703         modes to use pre-decrement and post-increment addressing.
6704         (rx_is_restricted_memory_address): Add range checking of REG+INT
6705         addresses.
6706         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
6707         (rx_memory_move_cost): Adjust cost of stores.
6708         (rx_adjust_insn_length): New function.
6709
6710 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
6711
6712         PR c/48305
6713         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
6714         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
6715         matching arg00/arg01 types.
6716
6717 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
6718
6719         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
6720         last_location to UNKNOWN_LOCATION.
6721
6722 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
6723
6724         PR target/48349
6725         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
6726         FLOAT_SSE_REGS.
6727
6728 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6729             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6730
6731         PR bootstrap/48337
6732         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
6733         Init(PROCESSOR_V7).
6734         (sparc_cpu): Likewise.
6735         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
6736         PROCESSOR_V7.
6737
6738 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6739
6740         PR target/48336
6741         PR middle-end/48342
6742         PR rtl-optimization/48345
6743         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
6744         hard regs for given mode from profitable regs when doing secondary
6745         allocation.
6746
6747 2011-03-29  Jeff Law  <law@redhat.com>
6748
6749         PR bootstrap/48327
6750         * tree-ssa-threadupdate.c (struct redirection_data): Remove
6751         do_not_duplicate field.
6752         (lookup_redirection_data): Corresponding changes.
6753         (create_duplicates): Always create a template block.
6754         (redirect_edges): Remove code which reused the original block
6755         when it was going to become unreachable code.
6756         (thread_block): Don't set do_not_duplicate field.
6757
6758 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
6759
6760         * lto-opts.c (register_user_option_p, lto_register_user_option):
6761         Make type argument unsigned.
6762         * lto-streamer.h (lto_register_user_option): Make type argument
6763         unsigned.
6764         * opth-gen.awk: Make CL_* macros unsigned.
6765         * opts-common.c (find_opt): Make lang_mask argument unsigned.
6766         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
6767         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
6768         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
6769         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
6770         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
6771         (find_opt): Make lang_mask argument unsigned.
6772
6773 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6774
6775         PR rtl-optimization/48331
6776         PR rtl-optimization/48334
6777         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
6778         for any used algorithm.
6779
6780 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6781
6782         * ira-conflicts.c (build_object_conflicts): Add unused attribute
6783         to parent_max.
6784
6785 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
6786
6787         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
6788         (alpha_option_override): Don't set alpha_sr_alias_set.
6789         (emit_frame_store_1): Use gen_frame_mem rather than calling
6790         set_mem_alias_set.
6791         (alpha_expand_epilogue): Ditto.
6792
6793 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
6794
6795         PR tree-optimization/48290
6796         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
6797         vectorization, check that relevant phis in the basic block after
6798         the inner loop are really inner loop's exit phis.
6799
6800 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
6801
6802         PR debug/48190
6803         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
6804         (cached_dw_loc_list_def): New structure.
6805         (cached_dw_loc_list): New typedef.
6806         (cached_dw_loc_list_table): New variable.
6807         (cached_dw_loc_list_table_hash): New function.
6808         (cached_dw_loc_list_table_eq): Likewise.
6809         (add_location_or_const_value_attribute): Take a bool cache_p.
6810         Cache the list when the parameter is true.
6811         (gen_formal_parameter_die): Update caller.
6812         (gen_variable_die): Likewise.
6813         (dwarf2out_finish): Likewise.
6814         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
6815         while generating debug info for the decl.
6816         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
6817         (dwarf2out_init): Initialize cached_dw_loc_list_table.
6818         (resolve_addr): Cache the result of resolving a chain of
6819         location lists.
6820
6821 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
6822
6823         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
6824         conflict object hard regset nodes have intersecting hard reg sets.
6825
6826         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
6827         after regstat_init_n_sets_and_refs.
6828
6829         * ira.c: Add more comments at the top.
6830         (setup_stack_reg_pressure_class, setup_pressure_classes):
6831         Add comments how we compute the register pressure classes.
6832         (setup_allocno_and_important_classes): Add more comments.
6833         (setup_class_translate_array, reorder_important_classes)
6834         (setup_reg_class_relations): Add comments.
6835
6836         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
6837         start of the file.
6838
6839         * ira-color.c: Add 2011 to the Copyright line.
6840         (assign_hard_reg):  Add more comments.
6841         (improve_allocation): Ditto.
6842
6843         * ira-costs.c: Add 2011 to the Copyright line.
6844         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
6845         comments.
6846         (setup_regno_cost_classes_by_mode): Ditto.
6847
6848         Initial patches from ira-improv branch:
6849
6850         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6851
6852         * ira-build.c (ira_create_object): Remove initialization of
6853         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
6854         (ira_create_allocno): Remove initialization of
6855         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
6856         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
6857         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6858         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
6859         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
6860         Initialize ALLOCNO_ADD_DATA.
6861         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
6862         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
6863         ALLOCNO_REG.
6864         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
6865         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
6866
6867         * ira.c (ira_reallocate): Remove.
6868         (setup_pressure_classes): Call
6869         ira_init_register_move_cost_if_necessary.  Use
6870         ira_register_move_cost instead of ira_get_register_move_cost.
6871         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
6872         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
6873
6874         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
6875         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6876         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
6877         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
6878         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
6879         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
6880         Fix formatting.
6881         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
6882         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6883         (struct allocno_color_data): New.
6884         (allocno_color_data_t): New typedef.
6885         (allocno_color_data): New definition.
6886         (ALLOCNO_COLOR_DATA): New macro.
6887         (struct object_color_data): New.
6888         (object_color_data_t): New typedef.
6889         (object_color_data): New definition.
6890         (OBJECT_COLOR_DATA): New macro.
6891         (update_copy_costs, calculate_allocno_spill_cost): Call
6892         ira_init_register_move_cost_if_necessary.  Use
6893         ira_register_move_cost instead of ira_get_register_move_cost.
6894         (move_spill_restore, update_curr_costs): Ditto.
6895         (allocno_spill_priority): Make it inline.
6896         (color_pass): Allocate and free allocno_color_dat and object_color_data.
6897         (struct coalesce_data, coalesce_data_t): New.
6898         (allocno_coalesce_data): New definition.
6899         (ALLOCNO_COALESCE_DATA): New macro.
6900         (merge_allocnos, coalesced_allocno_conflict_p): Use
6901         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
6902         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
6903         (coalesce_allocnos): Ditto.
6904         (setup_coalesced_allocno_costs_and_nums): Ditto.
6905         (collect_spilled_coalesced_allocnos): Ditto.
6906         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
6907         (setup_slot_coalesced_allocno_live_ranges): Ditto.
6908         (coalesce_spill_slots): Ditto.
6909         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
6910         free allocno_coalesce_data.
6911
6912         * ira-conflicts.c: Fix formatting.
6913         (process_regs_for_copy): Call
6914         ira_init_register_move_cost_if_necessary.  Use
6915         ira_register_move_cost instead of ira_get_register_move_cost.
6916         (build_object_conflicts): Optimize.
6917
6918         * ira-costs.c (record_reg_classes): Optimize.  Call
6919         ira_init_register_move_cost_if_necessary.  Use
6920         ira_register_move_cost, ira_may_move_in_cost, and
6921         ira_may_move_out_cost instead of ira_get_register_move_cost and
6922         ira_get_may_move_cost.
6923         (record_address_regs): Ditto.
6924         (scan_one_insn): Optimize.
6925         (find_costs_and_classes): Optimize.
6926         (process_bb_node_for_hard_reg_moves): Call
6927         ira_init_register_move_cost_if_necessary.  Use
6928         ira_register_move_cost instead of ira_get_register_move_cost.
6929
6930         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
6931         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
6932         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
6933         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
6934         definitions.
6935         (ira_initiate_emit_data, ira_finish_emit_data)
6936         (create_new_allocno): New functions.
6937         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
6938         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
6939         Use ira_register_move_cost instead of ira_get_register_move_cost.
6940
6941         * ira-int.h: Fix some comments.
6942         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
6943         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6944         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
6945         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
6946         add_data.
6947         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
6948         bitfield after mode.  Make hard_regno a short int.  Make
6949         hard_regno short.  Remove first_coalesced_allocno and
6950         next_coalesced_allocno.  Move mem_optimized_dest_p,
6951         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
6952         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
6953         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
6954         temp, colorable_p.  Add new member add_data.
6955         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
6956         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
6957         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
6958         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
6959         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
6960         (ALLOCNO_ADD_DATA): New macro.
6961         (ira_emit_data_t): New typedef.
6962         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
6963         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
6964         from struct ira_allocno.
6965         (ALLOCNO_EMIT_DATA): New macro.
6966         (ira_allocno_emit_data, allocno_emit_reg): New.
6967         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
6968         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
6969         (OBJECT_ADD_DATA): New macro.
6970         (ira_reallocate): Remove.
6971         (ira_initiate_emit_data, ira_finish_emit_data): New.
6972         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
6973         (ira_init_register_move_cost_if_necessary): New.
6974         (ira_object_conflict_iter_next): Merge into
6975         ira_object_conflict_iter_cond.
6976         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
6977
6978         * ira-live.c (process_single_reg_class_operands): Call
6979         ira_init_register_move_cost_if_necessary.  Use
6980         ira_register_move_cost instead of ira_get_register_move_cost.
6981
6982         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6983
6984         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
6985
6986         * ira-costs.c: Fix formatting.
6987         (cost_classes, cost_classes_num): Remove.
6988         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
6989         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
6990         (cost_classes_del, cost_classes_htab): New.
6991         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
6992         (initiate_regno_cost_classes, setup_cost_classes): New.
6993         (setup_regno_cost_classes_by_aclass): New.
6994         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
6995         (record_reg_classes): Use regno_cost_classes instead of
6996         cost_classes.  Move checking opposite operand up.
6997         (record_address_regs): Use regno_cost_classes
6998         instead of cost_classes.
6999         (scan_one_insn): Ditto.  Use always general register.
7000         (print_allocno_costs): Use regno_cost_classes instead of
7001         cost_classes.
7002         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
7003         (find_costs_and_classes): Set up cost classes for each registers.
7004         Use also their mode for this.  Use regno_cost_classes instead of
7005         cost_classes.
7006         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
7007         cost_classes.
7008         (free_ira_costs, ira_init_costs): Don't use cost_classes.
7009         (ira_costs, ira_set_pseudo_classes): Call
7010         initiate_regno_cost_classes and finish_regno_cost_classes.
7011
7012         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
7013
7014         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
7015
7016         * target.def (ira_cover_classes): Remove.
7017
7018         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
7019
7020         * doc/tm.texi.in: Ditto.
7021
7022         * ira-conflicts.c: Remove mentioning cover classes from the file.
7023         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
7024         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
7025
7026         * targhooks.c (default_ira_cover_classes): Remove.
7027
7028         * targhooks.h (default_ira_cover_classes): Ditto.
7029
7030         * haifa-sched.c: Remove mentioning cover classes from the file.
7031         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7032         ira_pressure_classes and ira_pressure_classes_num instead of
7033         ira_reg_class_cover_size and ira_reg_class_cover.  Use
7034         sched_regno_pressure_class instead of sched_regno_cover_class.
7035         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
7036         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7037
7038         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
7039         classes from the file.
7040         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
7041         (struct object_hard_regs, struct object_hard_regs_node): New.
7042         (struct ira_object): New members profitable_hard_regs,
7043         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
7044         (struct ira_allocno): Rename cover_class to aclass.  Rename
7045         cover_class_cost and updated_cover_class_cost to class_cost and
7046         updated_class_cost.  Remove splay_removed_p and
7047         left_conflict_size.  Add new members colorable_p.
7048         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7049         (ALLOCNO_COLORABLE_P): New macro.
7050         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7051         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7052         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7053         (OBJECT_...): Rename parameter C to O.
7054         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7055         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7056         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7057         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7058         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7059         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7060         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7061         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7062         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7063         x_ira_reg_class_subunion.
7064         (ira_max_memory_move_cost, ira_max_register_move_cost)
7065         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7066         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7067         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7068         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7069         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7070         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7071         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7072         (ira_tune_allocno_costs_and_cover_classes): Rename to
7073         ira_tune_allocno_costs.
7074         (ira_debug_hard_regs_forest): New.
7075         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7076         (ira_object_conflict_iter_next): Fix comments.
7077         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7078         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7079         cover_class to aclass.
7080         (ira_allocate_and_accumulate_costs): Ditto.
7081         (ira_allocate_and_set_or_copy_costs): Ditto.
7082
7083         * opts.c (decode_options): Remove ira_cover_class check.
7084
7085         * ira-color.c: Remove mentioning cover classes from the file.  Use
7086         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7087         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7088         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7089         (splay-tree.h): Remove include.
7090         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7091         before copy_freq_compare_func.
7092         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7093         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7094         New definitions.
7095         (hard_regs_roots, hard_regs_node_vec): Ditto.
7096         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7097         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7098         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7099         (create_new_object_hard_regs_node): Ditto.
7100         (add_new_object_hard_regs_node_to_forest): Ditto.
7101         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7102         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7103         Ditto.
7104         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7105         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7106         (remove_unused_object_hard_regs_nodes): Ditto.
7107         (enumerate_object_hard_regs_nodes): Ditto.
7108         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7109         (object_hard_regs_subnode_t): Ditto.
7110         (struct object_hard_regs_subnode): Ditto.
7111         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7112         (setup_object_hard_regs_subnode_index): Ditto.
7113         (get_object_hard_regs_subnodes_num): Ditto.
7114         (form_object_hard_regs_nodes_forest): Ditto.
7115         (finish_object_hard_regs_nodes_tree): Ditto.
7116         (finish_object_hard_regs_nodes_forest): Ditto.
7117         (allocnos_have_intersected_live_ranges_p): Rename to
7118         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7119         (pseudos_have_intersected_live_ranges_p): Rename to
7120         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7121         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7122         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7123         (update_copy_costs): Remove assert.  Skip cost update if the hard
7124         reg does not belong the class.
7125         (assign_hard_reg): Process only profitable hard regs.
7126         (uncolorable_allocnos_num): Make it scalar.
7127         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7128         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7129         and ira_reg_class_max_nregs.
7130         (bucket_allocno_compare_func): Check frequency first.
7131         (sort_bucket): Add compare function as a parameter.
7132         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7133         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7134         (push_allocno_to_stack): Rewrite for checking new allocno
7135         colorability.
7136         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7137         (push_only_colorable): Pass new parameter to sort_bucket.
7138         (push_allocno_to_spill): Remove.
7139         (allocno_spill_priority_compare): Make it inline and rewrite.
7140         (splay_tree_allocate, splay_tree_free): Remove.
7141         (allocno_spill_sort_compare): New function.
7142         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7143         build and use splay tree.  Choose first allocno in uncolorable
7144         allocno bucket to spill.  Remove setting spill cost.
7145         (all_conflicting_hard_regs): Remove.
7146         (setup_allocno_available_regs_num): Check only profitable hard
7147         regs.  Print info about hard regs nodes.
7148         (setup_allocno_left_conflicts_size): Remove.
7149         (put_allocno_into_bucket): Don't call
7150         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7151         (improve_allocation): New.
7152         (color_allocnos): Call setup_profitable_hard_regs,
7153         form_object_hard_regs_nodes_forest, improve_allocation,
7154         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7155         (print_loop_title): Use pressure classes.
7156         (color_allocnso): Ditto.
7157         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7158         and allocnos_for_spilling.
7159         (ira_sort_regnos_for_alter_reg): Don't setup members
7160         {first,next}_coalesced_allocno.
7161         (color): Remove allocating and freeing removed_splay_allocno_vec.
7162         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7163         prohibited_class_mode_regs.
7164
7165         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7166         formatting.
7167         (update_allocno_pressure_excess_length): Use pressure classes.
7168         (inc_register_pressure, dec_register_pressure): Check for pressure
7169         class.
7170         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7171         pressure class.  Use ira_reg_class_nregs instead of
7172         ira_reg_class_max_nregs.
7173         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7174         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7175         (single_reg_class): Use ira_reg_class_nregs instead of
7176         ira_reg_class_max_nregs.
7177         (process_bb_node_lives): Use pressure classes.
7178
7179         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7180         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7181         (change_loop): Use pressure classes.
7182         (modify_move_list): Call ira_set_allocno_class instead of
7183         ira_set_allocno_cover_class.
7184
7185         * ira-build.c: Remove mentioning cover classes from the file.  Use
7186         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7187         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7188         ALLOCNO_UPDATED_CLASS_COST instead of
7189         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7190         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7191         (ira_create_allocno): Remove initialization of
7192         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7193         ALLOCNO_COLORABLE_P.
7194         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7195         Update conflict regs for the objects.
7196         (create_cap_allocno): Remove assert.  Don't propagate
7197         ALLOCNO_AVAILABLE_REGS_NUM.
7198         (ira_free_allocno_costs): New function.
7199         (finish_allocno): Change a part of code into call of
7200         ira_free_allocno_costs.
7201         (low_pressure_loop_node_p): Use pressure classes.
7202         (object_range_compare_func): Don't compare classes.
7203         (setup_min_max_conflict_allocno_ids): Ditto.
7204
7205         * loop-invariant.c: Remove mentioning cover classes from the file.
7206         Use ira_pressure_classes and ira_pressure_classes_num instead of
7207         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7208         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7209         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7210         Use reg_allocno_class instead of reg_cover_class.
7211         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7212         STACK_REG_COVER_CLASS.
7213         (get_regno_cover_class): Rename to get_regno_pressure_class.
7214         (move_loop_invariants): Initialize and finalize regstat.
7215
7216         * ira.c: Remove mentioning cover classes from the file.  Add
7217         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7218         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7219         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7220         setup_class_subset_and_memory_move_costs.
7221         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7222         (setup_cover_and_important_classes): Rename to
7223         setup_allocno_and_important_classes.
7224         (setup_class_translate_array): New.
7225         (setup_class_translate): Call it for allocno and pressure classes.
7226         (cover_class_order): Rename to allocno_class_order.
7227         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7228         of ira_class_translate.
7229         (reorder_important_classes): Set up ira_important_class_nums.
7230         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7231         (print_class_cover): Rename to print_classes.  Add parameter.
7232         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7233         Print pressure classes too.
7234         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7235         setup_reg_subclasses.
7236         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7237         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7238         (setup_prohibited_class_mode_regs): Use
7239         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7240         (clarify_prohibited_class_mode_regs): New function.
7241         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7242         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7243         (ira_init_once): Initialize them.
7244         (free_register_move_costs): Process them.
7245         (ira_init): Move calls of find_reg_classes and
7246         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7247         Call clarify_prohibited_class_mode_regs.
7248         (ira_no_alloc_reg): Remove.
7249         (too_high_register_pressure_p): Use pressure classes.
7250
7251         * sched-deps.c: Remove mentioning cover classes from the file.
7252         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7253         ira_pressure_classes and ira_pressure_classes_num instead of
7254         ira_reg_class_cover_size and ira_reg_class_cover.
7255         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7256         sched_regno_pressure_class instead of sched_regno_cover_class.
7257         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7258         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7259
7260         * ira.h: Add 2010 to Copyright.
7261         (ira_no_alloc_reg): Remove external.
7262         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7263         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7264         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7265         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7266         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7267         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7268         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7269         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7270         x_ira_no_alloc_regs.
7271         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7272         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7273         ira_allocno_classes_num and ira_allocno_classes.
7274         (ira_class_translate): Rename to ira_allocno_class_translate.
7275         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7276         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7277         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7278         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7279         (ira_no_alloc_regs): New.
7280
7281         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7282         classes from the file.  Use ALLOCNO_CLASS instead of
7283         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7284         ALLOCNO_COVER_CLASS_COST.
7285         (regno_cover_class): Rename to regno_aclass.
7286         (record_reg_classes): Use ira_reg_class_subunion instead of
7287         ira_reg_class_union.
7288         (record_address_regs): Check overflow.
7289         (scan_one_insn): Ditto.
7290         (print_allocno_costs): Print total mem cost fore regional allocation.
7291         (print_pseudo_costs): Use REG_N_REFS.
7292         (find_costs_and_classes): Use classes intersected with them on the
7293         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7294         ira_reg_class_union.  Use ira_allocno_class_translate and
7295         regno_aclass instead of ira_class_translate and regno_cover_class.
7296         Modify code for finding regno_aclass.  Setup preferred classes for
7297         the next pass.
7298         (setup_allocno_cover_class_and_costs): Rename to
7299         setup_allocno_class_and_costs.  Use regno_aclass instead of
7300         regno_cover_class.  Use ira_set_allocno_class instead of
7301         ira_set_allocno_cover_class.
7302         (init_costs, finish_costs): Use regno_aclass instead of
7303         regno_cover_class.
7304         (ira_costs): Use setup_allocno_class_and_costs instead of
7305         setup_allocno_cover_class_and_costs.
7306         (ira_tune_allocno_costs_and_cover_classes): Rename to
7307         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7308         by processing objects.  Use ira_reg_class_max_nregs instead of
7309         ira_reg_class_nregs.
7310
7311         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7312
7313         * sched-int.h: Remove mentioning cover classes from the file.
7314         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7315
7316         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7317         classes from the file.
7318         (struct reg_pref): Rename coverclass into allocnoclass.
7319         (reg_cover_class): Rename to reg_allocno_class.
7320
7321         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7322
7323         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7324
7325         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7326
7327         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7328
7329         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7330
7331         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7332
7333         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7334
7335         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7336
7337         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7338
7339         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7340
7341         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7342         (i386_ira_cover_classes): Ditto.
7343
7344         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7345
7346         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7347
7348         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7349
7350         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7351
7352         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7353
7354         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7355
7356         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7357         (mips_ira_cover_classes): Ditto.
7358
7359         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7360
7361         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7362
7363         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7364
7365         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7366
7367         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7368
7369         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7370         (IRA_COVER_CLASSES_VSX): Ditto.
7371
7372         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7373         (rs6000_ira_cover_classes): Ditto.
7374
7375         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7376
7377         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7378
7379         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7380
7381         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7382
7383         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7384
7385         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7386
7387         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7388
7389         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7390
7391         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7392
7393         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7394
7395 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7396
7397         PR debug/48253
7398         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7399         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7400         dw_fde_unlikely_section_end_label, cold_in_std_section,
7401         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7402         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7403         fields.
7404         (output_fde): Use dw_fde_second_{begin,end} if second is
7405         true, otherwise dw_fde_{begin,end}.
7406         (output_call_frame_info): Test dw_fde_second_begin != NULL
7407         instead of dw_fde_switched_sections.
7408         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7409         fields, initialize new fields.  Initialize in_std_section
7410         unconditionally from the first partition.
7411         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7412         dw_fde_second_begin is non-NULL.
7413         (dwarf2out_switch_text_section): Stop initializing removed
7414         dw_fde_struct fields, initialize new fields, initialize
7415         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7416         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7417         (struct var_loc_list_def): Add last_before_switch field.
7418         (arange_table, arange_table_allocated, arange_table_in_use,
7419         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7420         (size_of_aranges): Count !in_std_section and !second_in_std_section
7421         hunks in fdes, instead of looking at arange_table_in_use.
7422         (output_aranges): Add aranges_length argument, don't call
7423         size_of_aranges here.  Instead of using aranges_table*
7424         emit ranges for fdes when !in_std_section resp.
7425         !second_in_std_section.
7426         (dw_loc_list): Break ranges crossing section switch.
7427         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7428         use dw_fde_second_end instead of dw_fde_end as end of last range.
7429         (gen_subprogram_die): Don't call add_arange.  Use
7430         dw_fde_{begin,end} for first partition and if switched
7431         section dw_fde_second_{begin,end} for the second.
7432         (var_location_switch_text_section_1,
7433         var_location_switch_text_section): New functions.
7434         (dwarf2out_begin_function): Initialize cold_text_section even
7435         when function_section () isn't text_section.
7436         (prune_unused_types): Don't walk arange_table.
7437         (dwarf2out_finish): Don't needlessly test
7438         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7439         If info_section_emitted, call size_of_aranges and if it indicates
7440         non-empty .debug_aranges, call output_aranges with the computed
7441         size.  Stop using removed dw_fde_struct fields, use
7442         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7443         for second.
7444
7445         PR debug/48203
7446         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7447         create ENTRY_VALUE if incoming or address of incoming's MEM
7448         is a hard REG.
7449         * dwarf2out.c (mem_loc_descriptor): Don't emit
7450         DW_OP_GNU_entry_value of DW_OP_fbreg.
7451         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7452         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7453         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7454         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7455         ENTRY_VALUE_EXPs.
7456         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7457         is a REG_P or MEM_P with REG_P address, compute hash directly
7458         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7459         (preserve_only_constants): Don't clear VALUES forwaring
7460         ENTRY_VALUE to some other VALUE.
7461
7462 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7463
7464         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7465         instead of GEN_INT.
7466
7467 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7468
7469         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7470         block before expanding the statement.
7471         (expand_gimple_stmt_1): Likewise.  Set them here...
7472         (expand_gimple_stmt): ...and not here.  Tidy.
7473         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7474         unknown.
7475
7476 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7477
7478         * Makefile.in: New rule for cprop.o.
7479         * gcse.c: Move constant/copy propagation to cprop.c.
7480         (compute_local_properties): Only handle expression tables.
7481         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7482         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7483         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7484         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7485         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7486         compute_cprop_data, find_used_regs, try_replace_reg,
7487         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7488         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7489         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7490         find_bypass_set, reg_killed_on_edge, bypass_block,
7491         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7492         execute_rtl_cprop, pass_rtl_cprop): Move to...
7493         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7494         moved from gcse.c to here with minor cleanups in duplicated code.
7495
7496 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
7497
7498         * config/i386/i386.c (flag_opts): Fix a typo in
7499         -mavx256-split-unaligned-store.
7500
7501 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7502
7503         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
7504         LIBCALL_VALUE): Remove macros.
7505         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7506         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7507         (h8300_function_value, h8300_libcall_value,
7508         h8300_function_value_regno_p): New functions.
7509
7510 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7511
7512         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
7513
7514 2011-03-28  Jeff Law  <law@redhat.com>
7515
7516         * tree-ssa-threadupdate.c (redirect_edges): Call
7517         create_edge_and_update_destination_phis as needed.
7518         (create_edge_and_update_destination_phis): Accept new BB argument.
7519         All callers updated.
7520         (thread_block): Do not update the profile when threading around
7521         intermediate blocks.
7522         (thread_single_edge): Likewise.
7523         (determine_bb_domination_status): If BB is not a successor of the
7524         loop header, return NONDOMINATING.
7525         (register_jump_thread): Note when we register a jump thread around
7526         an intermediate block.
7527         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
7528         (thread_across_edge): Use it.
7529
7530 2011-03-28  Tristan Gingold  <gingold@adacore.com>
7531
7532         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
7533         when for_return is 2.
7534
7535 2011-03-28  Jeff Law  <law@redhat.com>
7536
7537         * var-tracking.c (canonicalize_values_mark): Delete unused
7538         lhs assignment.
7539         (canonicalize_values_star, set_variable_part): Likewise.
7540         (clobber_variable_part, delete_variable_part): Likewise.
7541
7542 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7543
7544         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
7545
7546 2011-03-28  Martin Jambor  <mjambor@suse.cz>
7547
7548         * tree-inline.c (expand_call_inline): Do not check that destination
7549         node is analyzed.
7550         (optimize_inline_calls): Assert that destination node is analyzed.
7551         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
7552         not call tree_lowering_passes.
7553         * cgraph.h (cgraph_analyze_function): Declare.
7554         * cgraphunit.c (cgraph_analyze_function): Make public.
7555
7556 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
7557
7558         * config/sparc/sparc-opts.h: New.
7559         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
7560         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
7561         (sparc_option_override): Store processor_type enumeration rather
7562         than string in cpu_default.  Remove name and enumeration from
7563         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
7564         without using sparc_select.  Use target_flags_explicit instead of
7565         fpu_option_set.
7566         * config/sparc/sparc.h (enum processor_type): Move to
7567         sparc-opts.h.
7568         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
7569         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
7570         HeaderInclude entry.
7571         (mcpu=, mtune=): Use Var and Enum.
7572         (sparc_processor_type): New Enum and EnumValue entries.
7573
7574 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7575             Iain Sandoe  <iains@gcc.gnu.org>
7576
7577         PR target/48245
7578         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
7579
7580 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7581
7582         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
7583         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
7584         Insert new statements at it in lieu of STMT.
7585         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
7586         * tree-vect-stmts.c (vectorizable_store): Likewise.
7587         (vectorizable_load): Likewise.
7588
7589 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
7590
7591         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
7592         (divtf3): Ditto.
7593         (multf3): Ditto.
7594         (subtf3): Ditto.
7595
7596 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7597
7598         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7599         unaligned 256bit load/store.
7600         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7601         (*avx_movdqu<avxmodesuffix>): Likewise.
7602
7603 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7604
7605         PR target/48288
7606         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7607         * config/pa/pa.md (iordi3): Use new predicate in expander.
7608         (iorsi3): Likewise.
7609
7610 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7611
7612         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7613         FUNCTION_VALUE_REGNO_P): Remove macros.
7614         * config/mips/mips-protos.h (mips_function_value): Remove.
7615         * config/mips/mips.c (mips_function_value): Rename to...
7616         (mips_function_value_1): ... this. Make static.  Handle receiving
7617         the function type in 'fn_decl_or_type' argument.
7618         (mips_function_value, mips_libcall_value,
7619         mips_function_value_regno_p): New function.
7620         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7621         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7622
7623 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7624
7625         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7626         and -mavx256-split-unaligned-store.
7627         (ix86_option_override_internal): Split 32-byte AVX unaligned
7628         load/store by default.
7629         (ix86_avx256_split_vector_move_misalign): New.
7630         (ix86_expand_vector_move_misalign): Use it.
7631
7632         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7633         -mavx256-split-unaligned-store.
7634
7635         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7636         256bit load/store.  Generate unaligned store on misaligned memory
7637         operand.
7638         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7639         256bit load/store.
7640         (*avx_movdqu<avxmodesuffix>): Likewise.
7641
7642         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7643         -mavx256-split-unaligned-store.
7644
7645 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7646
7647         PR target/38598
7648         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7649         Update commentary.
7650
7651 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7652
7653         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7654         opno arguments with an expand_operand.  Use create_input_operand.
7655         (mips_prepare_builtin_target): Delete.
7656         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7657         functions.
7658         (mips_expand_builtin_direct): Use create_output_operand and
7659         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7660         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7661         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7662
7663 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7664
7665         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7666         function.
7667         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7668
7669 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7670
7671         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7672         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7673         basic blocks and call commit_edge_insertions directly.
7674         (fixup_abnormal_edges): Move from here to...
7675         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7676         on the edges and return whether some have actually been inserted.
7677         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7678         compensation code.
7679
7680 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7681
7682         PR rtl-optimization/48144
7683         * sel-sched-ir.c (merge_history_vect): Factor out from ...
7684         (merge_expr_data): ... here.
7685         (av_set_intersect): Rename to av_set_code_motion_filter.
7686         Update all callers.  Call merge_history_vect when an expression
7687         is found in both sets.
7688         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
7689
7690 2011-03-26  Alan Modra  <amodra@gmail.com>
7691
7692         * config/rs6000/predicates.md (word_offset_memref_op): Handle
7693         cmodel medium addresses.
7694         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
7695         64-bit gpr loads and stores.
7696         (rs6000_secondary_reload_ppc64): New function.
7697         * config/rs6000/rs6000-protos.h: Declare it.
7698         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
7699
7700 2011-03-26  Alan Modra  <amodra@gmail.com>
7701
7702         PR target/47487
7703         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
7704         GNU Go in traceback table.
7705
7706 2011-03-25  Richard Henderson  <rth@redhat.com>
7707
7708         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
7709         if there are exactly 6 operands.
7710         (set_storage_via_setmem): Similarly.
7711
7712 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7713
7714         * collect2.c (write_c_file_stat): Handle backslash
7715         as right-hand directory separator.
7716         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
7717         checking just for slash.
7718         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
7719         instead of checking for trailing slash.
7720         * gcc.c (record_temp_file): Use filename_cmp instead
7721         of strcmp.
7722         (do_spec_1): Likewise.
7723         (replace_outfile_spec_function): Likewise.
7724         (is_directory): Use filename_ncmp instead of strncmp.
7725         (print_multilib_info): Likewise.
7726         * gcov.c (find_source): Use filename_cmp instead
7727         instead of strcmp.
7728         (make_gcov_file_name): Fix order of slash/backslash
7729         checks.
7730         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
7731         (add_standard_paths): Likewise.
7732         * mips-tfile.c (saber_stop): Handle backslash.
7733         * prefix.c (update_path): Use filename_ncmp instead of
7734         strncmp.
7735         * profile.c (output_location): Use filename_cmp instead
7736         of strcmp.
7737         * read-md.c (handle_toplevel_file): Handle backslash.
7738         * tlink.c (frob_extension):  Likewise.
7739         * tree-cfg.c (same_line_p): Use filename_cmp instead of
7740         strcmp.
7741         * tree-dump.c (dequeue_and_dump): Handle backslash.
7742         * tree.c (get_file_function_name): Likewise.
7743         * gengtype.c (read_input_list): Likewise.
7744         (get_file_realbasename): Likewise.
7745         (get_output_file_with_visibility): Use filename_cmp
7746         instead of strcmp.
7747
7748 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
7749
7750         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
7751         case to VFPv1.
7752
7753 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7754
7755         * fold-const.c (expr_location_or): New function.
7756         (fold_truth_not_expr): Call it.
7757
7758 2011-03-25  Jeff Law  <law@redhat.com>
7759
7760         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
7761         va_end.
7762         * c-family/c-common.c (def_fn_type): Likewise.
7763         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
7764         * emit-rtl.c (gen_rtvec): Likewise.
7765         * lto/lto-lang.c (def_fn_type): Likewise.
7766
7767 2011-03-25  Richard Guenther  <rguenther@suse.de>
7768
7769         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
7770         also generate copies.
7771         (fini_copy_prop): Handle constant values properly.
7772
7773 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
7774
7775         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
7776         mode size instead of bitsize with DWARF2_ADDR_SIZE.
7777         (hash_loc_operands, compare_loc_operands): Handle
7778         DW_OP_GNU_entry_value.
7779
7780 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7781
7782         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
7783         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
7784         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
7785         comment and use macro TARGET_64BIT_MS_ABI instead.
7786         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
7787         and change default behavior for 32-bit MS_ABI.
7788         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
7789         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
7790         32-bit, too.
7791         (ix86_cfun_abi): Likewise.
7792         (ix86_maybe_switch_abi): Adjust comment.
7793         (init_cumulative_args): Check for bit-ness in MS_ABI case.
7794         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
7795         instead of checking for SYSV_ABI.
7796         (ix86_nsaved_sseregs): Likewise.
7797         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
7798         to 16 bytes.
7799         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
7800         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
7801         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
7802         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
7803         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
7804
7805 2011-03-25  Richard Guenther  <rguenther@suse.de>
7806
7807         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
7808         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7809         (verify_gimple): Remove.
7810         * tree-cfg.c (verify_gimple_call): Merge verification
7811         from verify_stmts.
7812         (verify_gimple_phi): Merge verification from verify_stmts.
7813         (verify_gimple_label): New function.
7814         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
7815         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7816         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
7817         (verify_stmts): Rename to verify_gimple_in_cfg.
7818         (verify_gimple_in_cfg): New function.
7819         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
7820         * tree-ssa.c (verify_ssa): Likewise.
7821         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
7822
7823 2011-03-25  Richard Guenther  <rguenther@suse.de>
7824
7825         * passes.c (init_optimization_passes): Add FRE pass after
7826         early SRA.
7827
7828 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
7829             Andrew Stubbs  <ams@codesourcery.com>
7830
7831         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
7832         for Cortex-A8.
7833         (arm_movdi_vfp_cortexa8): New pattern.
7834         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
7835         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
7836         instructions when tuning for Cortex-A8.  Set attribute "arch".
7837         * config/arm/arm.md: Move include arm-tune.md up a bit.
7838         (define_attr "arch"): Add "onlya8" and "nota8" values.
7839         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
7840
7841 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7842
7843         PR bootstrap/48282
7844         Revert:
7845         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7846
7847         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7848         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7849         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7850         * passes.c (init_optimization_passes): Move
7851         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7852
7853 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7854
7855         * c-typeck.c (comptypes_internal): Replace target
7856         hook call of comp_type_attributes by version in tree.c file.
7857         * gimple.c (gimple_types_compatible_p_1): Likewise.
7858         * tree-ssa.c (useless_type_conversion_p): Likewise.
7859         * tree.c (build_type_attribute_qual_variant): Likewise.
7860         (attribute_value_equal): New static helper function.
7861         (comp_type_attributes): New function.
7862         (merge_attributes): Use attribute_value_equal for comparison.
7863         (attribute_list_contained): Likewise.
7864         * tree.h (comp_type_attributes): New prototype.
7865
7866 2011-03-25  Richard Guenther  <rguenther@suse.de>
7867
7868         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
7869         of complex types at -O0.
7870         (verify_gimple_assign_binary): Likewise.
7871         (verify_gimple_assign_ternary): Likewise.
7872
7873 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7874
7875         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
7876         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
7877
7878 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7879
7880         PR debug/48041
7881         * dwarf2out.c (output_abbrev_section): Only write table when
7882         abbrev_die_table_in_use > 1.
7883
7884 2011-02-24  Richard Henderson  <rth@redhat.com>
7885
7886         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
7887         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
7888         (alpha_expand_unaligned_load_words): Use extql.
7889         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
7890         (emit_insxl): Handle all modes for consistency.
7891
7892 2011-02-24  Richard Henderson  <rth@redhat.com>
7893
7894         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
7895         (alpha_expand_unaligned_load): Likewise.
7896         (alpha_expand_unaligned_store): Likewise.
7897         (alpha_expand_unaligned_load_words): Likewise.
7898         (alpha_expand_unaligned_store_words): Likewise.
7899         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
7900         (alpha_split_lock_test_and_set_12): Likewise.
7901         (print_operand, alpha_fold_builtin_extxx): Likewise.
7902         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
7903         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
7904         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
7905         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
7906         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
7907         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
7908         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
7909         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
7910         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
7911         (extwl, extll, extql): Similarly.
7912         (inswh, inslh, insqh): Similarly.
7913         (mskbl, mskwl, mskll, mskql): Similarly.
7914         (mskwh, msklh, mskqh): Similarly.
7915
7916 2011-02-24  Richard Henderson  <rth@redhat.com>
7917
7918         * config/alpha/alpha.md (attribute isa): Add er, ner.
7919         (attribute enabled): Handle them.
7920         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
7921
7922 2011-02-24  Richard Henderson  <rth@redhat.com>
7923
7924         * config/alpha/alpha.md (attribute isa): Add vms.
7925         (attribute enabled): Handle it.
7926         (*movsf): Merge *movsf_{nofix,fix,nofp}.
7927         (*movdf): Merge *movdf_{nofix,fix,nofp}.
7928         (*movtf): Rename from *movtf_internal for consistency.
7929         (*movsi): Merge with *movsi_nt_vms.
7930         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
7931         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
7932         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
7933         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
7934
7935 2011-02-24  Richard Henderson  <rth@redhat.com>
7936
7937         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
7938         (extendqisi2, extendhisi2): Likewise.
7939         (extendqidi2): Simplify BWX/non-BWX expansions.
7940         (extendhidi2): Similarly.
7941
7942 2011-02-24  Richard Henderson  <rth@redhat.com>
7943
7944         * config/alpha/alpha.md (attribute isa): New.
7945         (attribute enabled): New.
7946         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
7947         (zero_extendqisi2, zero_extendqidi2): Similarly.
7948         (zero_extendhisi2, zero_extendhidi2): Similarly.
7949         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
7950
7951 2011-02-24  Richard Henderson  <rth@redhat.com>
7952
7953         * config/alpha/predicates.md (input_operand): Revert last change;
7954         update comment to mention 32-bit VMS rather than Windows.
7955
7956 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7957
7958         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7959         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7960         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7961         * passes.c (init_optimization_passes): Move
7962         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7963
7964 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7965
7966         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
7967
7968 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7969
7970         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
7971         correctly.
7972
7973 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
7974
7975         PR debug/48204
7976         * simplify-rtx.c (simplify_const_unary_operation): Call
7977         real_convert when changing mode class with FLOAT_EXTEND.
7978
7979 2011-03-24  Nick Clifton  <nickc@redhat.com>
7980
7981         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
7982         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7983         * config/rx/rx.c (rx_option_override): Set align_jumps,
7984         align_loops and align_labels if not set by the user.
7985         (rx_align_for_label): New function.
7986         (rx_max_skip_for_label): New function.
7987         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
7988         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
7989         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
7990         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
7991         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
7992
7993 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7994
7995         PR rtl-optimization/48263
7996         * optabs.c (expand_binop_directly): Reinstate convert_modes code
7997         and original commutative_p handling.  Use maybe_gen_insn.
7998
7999 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8000
8001         * reload.c (find_reloads_subreg_address): Add address_reloaded
8002         parameter and return true there if the full address has been
8003         reloaded.
8004         (find_reloads_toplev): Pass address_reloaded flag.
8005         (find_reloads_address_1): Don't use address_reloaded parameter.
8006
8007 2011-03-24  Jeff Law  <law@redhat.com>
8008
8009         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
8010         unused variable "ann".
8011         (remove_unused_locals): Likewise.
8012
8013         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
8014         statement.
8015
8016         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
8017         after it is freed.
8018
8019 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8020
8021         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
8022         for invalid symbolic addresses.
8023         (s390_secondary_reload): Don't use s390_check_symref_alignment for
8024         larl operands.
8025
8026 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8027
8028         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
8029         the argument in calls to fold_truth_not_expr.
8030
8031 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8032
8033         * tree.c (record_node_allocation_statistics): New function.
8034         (make_node_stat, copy_node_stat, build_string): Call it.
8035         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
8036         (build1_stat, build_omp_clause): Likewise.
8037
8038 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8039
8040         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
8041         last commit.
8042
8043 2011-03-24  Richard Guenther  <rguenther@suse.de>
8044
8045         PR tree-optimization/48271
8046         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8047         blocks that still exist.
8048
8049 2011-03-24  Richard Guenther  <rguenther@suse.de>
8050
8051         PR tree-optimization/48270
8052         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8053         not free datarefs before ddrs.
8054
8055 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8056
8057         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8058         from the address built for a reference with variable offset.
8059
8060 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8061
8062         PR target/48237
8063         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8064         alternatives that can be handled with movq or movabsq insn.
8065         (*movdf_internal): Disable for !TARGET_64BIT.
8066         (*movdf_internal_nointeger): Ditto.
8067         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8068
8069 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8070
8071         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8072         (FUNCTION_ARG_ADVANCE): Likewise.
8073         * tm.texi.in: Change references to them to hook references.
8074         * tm.texi: Regenerate.
8075         * targhooks.c (default_function_arg): Eliminate check for target macro.
8076         (default_function_incoming_arg): Likewise.
8077         (default_function_arg_advance): Likewise.
8078         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8079         (function_arg_advance): Likewise.
8080         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8081
8082 2011-03-24  Richard Guenther  <rguenther@suse.de>
8083
8084         PR middle-end/48269
8085         * tree-object-size.c (addr_object_size): Do not double-account
8086         for MEM_REF offsets.
8087
8088 2011-03-24  Diego Novillo  <dnovillo@google.com>
8089
8090         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8091         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8092         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8093         Update all users.
8094         (lto_input_string): Rename from input_string.  Make extern.
8095         Update all users.
8096         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8097         output_string_with_length.
8098         Output 0 to indicate a non-NULL string.  Update all callers to
8099         not emit 0.
8100         (lto_output_string): Rename from output_string.  Make extern.
8101         Update all users.
8102         (lto_output_decl_state_streams): Make extern.
8103         (lto_output_decl_state_refs): Make extern.
8104         * lto-streamer.h (lto_input_string): Declare.
8105         (lto_input_data_block): Declare.
8106         (lto_output_string): Declare.
8107         (lto_output_string_with_length): Declare.
8108         (lto_output_decl_state_streams): Declare.
8109         (lto_output_decl_state_refs): Declare.
8110
8111 2011-03-24  Richard Guenther  <rguenther@suse.de>
8112
8113         PR tree-optimization/46562
8114         * tree.c (build_invariant_address): New function.
8115         * tree.h (build_invariant_address): Declare.
8116         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8117         a renamed function moved ...
8118         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8119         Take valueization callback parameter.
8120         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8121         * gimple-fold.h: New file.
8122         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8123         (ccp_fold, fold_const_aggregate_ref,
8124         fold_ctor_reference, fold_nonarray_ctor_reference,
8125         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8126         get_base_constructor): Move ...
8127         * gimple-fold.c: ... here.
8128         (gimple_fold_stmt_to_constant_1): New function
8129         split out from ccp_fold.  Take a valueization callback parameter.
8130         Valueize all operands.
8131         (gimple_fold_stmt_to_constant): New wrapper function.
8132         (fold_const_aggregate_ref_1): New function split out from
8133         fold_const_aggregate_ref.  Take a valueization callback parameter.
8134         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8135         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8136         invariant POINTER_PLUS_EXPRs to invariant form.
8137         (vn_valueize): New function.
8138         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8139         * tree-vrp.c (vrp_valueize): New function.
8140         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8141         to fold statements to constants.
8142         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8143         function declarations.
8144         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8145         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8146
8147 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8148
8149         * config/h8300/predicates.md (jump_address_operand): Fix register
8150         mode check.
8151
8152 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8153
8154         * doc/invoke.texi (max-stores-to-sink): Document.
8155         * params.h (MAX_STORES_TO_SINK): Define.
8156         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8157         if either vectorization or if-conversion is disabled.
8158         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8159         tree-vect-data-refs.c vect_equal_offsets.
8160         (dr_equal_offsets_p): New function.
8161         (find_data_references_in_bb): Remove static.
8162         * tree-data-ref.h (find_data_references_in_bb): Declare.
8163         (dr_equal_offsets_p): Likewise.
8164         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8165         (vect_drs_dependent_in_basic_block): Update calls to
8166         vect_equal_offsets.
8167         (vect_check_interleaving): Likewise.
8168         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8169         (cond_if_else_store_replacement): Rename to...
8170         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8171         documentation.
8172         (cond_if_else_store_replacement): New function.
8173         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8174         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8175
8176 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8177
8178         PR target/46934
8179         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8180         to subtract lower bound instead of GEN_INT().
8181
8182 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8183
8184         PR other/48179
8185         PR other/48221
8186         PR other/48234
8187         * doc/extend.texi (Alignment): Move section to match order in TOC.
8188         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8189         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8190
8191 2011-03-23  Jeff Law  <law@redhat.com>
8192
8193         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8194         before removing the edge.
8195
8196         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8197         it may have been freed by redirect_branch_edge or
8198         redirect_edge_succ_nodup.
8199
8200 2011-03-23  Richard Guenther  <rguenther@suse.de>
8201
8202         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8203         (check_va_list_escapes): Likewise.
8204         (check_all_va_list_escapes): Likewise.
8205
8206 2011-03-23  Richard Guenther  <rguenther@suse.de>
8207
8208         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8209         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8210         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8211         (alias.o): Likewise.
8212         (ipa-type-escape.o): Remove.
8213         (ipa-struct-reorg.o): Likewise.
8214         (GTFILES): Remove ipa-struct-reorg.c.
8215         * alias.c: Do not include ipa-type-escape.h.
8216         * tree-ssa-alias.c: Likewise.
8217         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8218         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8219         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8220         and ipa-type-escape passes.
8221         * tree-pass.h (pass_ipa_type_escape): Remove.
8222         (pass_ipa_struct_reorg): Likewise.
8223         * ipa-struct-reorg.h: Remove.
8224         * ipa-struct-reorg.c: Likewise.
8225         * ipa-type-escape.h: Likewise.
8226         * ipa-type-escape.c: Likewise.
8227         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8228         (--param struct-reorg-cold-struct-ratio): Likewise.
8229         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8230         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8231         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8232
8233 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8234
8235         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8236         cpu attribute value.
8237         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8238         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8239         * config/s390/s390.c (processor_flags_table): New constant array.
8240         (s390_handle_arch_option): Remove.
8241         (s390_handle_option): Remove s390_handle_arch_option invocations
8242         and OPT_mwarn_framesize_ handling.
8243         (s390_option_override): Remove s390_handle_arch_option invocation.
8244         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8245         warnings.
8246         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8247         * config/s390/s390.opt (s390_tune, s390_arch)
8248         (march=): Replace s390_arch_option enum and values with
8249         processor_type.  Set variable name to s390_arch.  Set
8250         initialization value.
8251         (mtune=): Replace s390_arch_option with processor_type.  Set
8252         variable name to s390_tune.  Set initialization value.
8253
8254 2011-03-23  Julian Brown  <julian@codesourcery.com>
8255
8256         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8257         accesses which are not naturally aligned.
8258
8259 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8260
8261         PR target/47553
8262         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8263
8264 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8265
8266         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8267         parameter from "int" to "enum insn_code".
8268         (expand_operand_type): New enum.
8269         (expand_operand): New structure.
8270         (create_expand_operand): New function.
8271         (create_fixed_operand, create_output_operand): Likewise
8272         (create_input_operand, create_convert_operand_to): Likewise.
8273         (create_convert_operand_from, create_address_operand): Likewise.
8274         (create_integer_operand): Likewise.
8275         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8276         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8277         (expand_insn, expand_jump_insn): Likewise.
8278         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8279         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8280         (expand_movstr, expand_builtin___clear_cache): Likewise.
8281         (expand_builtin_lock_release): Likewise.
8282         * explow.c (allocate_dynamic_stack_space): Likewise.
8283         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8284         and use the default handling in that case.
8285         * expmed.c (check_predicate_volatile_ok): Delete.
8286         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8287         (emit_cstore): Likewise.
8288         * expr.c (emit_block_move_via_movmem): Likewise.
8289         (set_storage_via_setmem, expand_assignment): Likewise.
8290         (emit_storent_insn, try_casesi): Likewise.
8291         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8292         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8293         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8294         (expand_twoval_unop, expand_twoval_binop): Likewise.
8295         (expand_unop_direct, emit_indirect_jump): Likewise.
8296         (emit_conditional_move, vector_compare_rtx): Likewise.
8297         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8298         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8299         (expand_sync_lock_test_and_set): Likewise.
8300         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8301         (emit_unop_insn): Likewise.
8302         (expand_copysign_absneg): Change icode to an insn_code.
8303         (create_convert_operand_from_type): New function.
8304         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8305         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8306         (expand_insn, expand_jump_insn): Likewise.
8307         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8308         than const_int_operand for operand 2.
8309
8310 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8311
8312         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8313         if possible.
8314
8315 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8316
8317         * emit-rtl.c (emit_pattern_before_noloc): New function.
8318         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8319         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8320         (emit_pattern_after_noloc): New function.
8321         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8322         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8323
8324 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8325
8326         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8327         (__ffsDI2): Likewise.
8328
8329 2011-03-22  Richard Henderson  <rth@redhat.com>
8330
8331         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8332         of !TARGET_ABI_OPEN_VMS.
8333         (alpha_trampoline_init, alpha_start_function): Likewise.
8334         (alpha_expand_epilogue, alpha_file_start): Likewise.
8335         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8336         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8337         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8338         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8339         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8340
8341 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8342
8343         * config/s390/s390-opts.h: New.
8344         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8345         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8346         s390_stack_guard): Remove.
8347         (s390_handle_arch_option): Return void.  Take enum
8348         s390_arch_option value instead of string and searching array.
8349         (s390_handle_option): Don't assert that global structures are in
8350         use.  Access variables via opts pointer.  Use error_at.  Don't use
8351         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8352         s390_handle_arch_option.
8353         (s390_option_override): Update call to s390_handle_arch_option.
8354         (s390_emit_prologue): Use %d format for s390_stack_size in
8355         diagnostic.  Use %wd for HOST_WIDE_INT.
8356         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8357         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8358         * config/s390/s390.opt (config/s390/s390-opts.h): New
8359         HeaderInclude entry.
8360         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8361         s390_arch_flags, s390_warn_framesize): New Variable entries.
8362         (s390_arch_option): New Enum and EnumValue entries.
8363         (march=): Use Enum instead of Var.
8364         (mstack-guard=, mstack-size=): Use UInteger and Var.
8365         (mtune=): Use Enum.
8366
8367 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8368
8369         * config/score/score.c (score_handle_option): Don't assert that
8370         global structures are in use.  Access target_flags via opts
8371         pointer.  Use value of -march= option to determine target_flags
8372         settings.
8373         * config/score/score.opt (march=): Use Enum.
8374         (score_arch): New Enum and EnumValue entries.
8375
8376 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8377
8378         * config/mep/mep.c (option_mtiny_specified): Remove.
8379         (mep_option_override): Move register handling for -mivc2 from
8380         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8381         instead of option_mtiny_specified.
8382         (mep_handle_option): Access target_flags via opts pointer.  Don't
8383         assert that global structures are in use.  Defer part of -mivc2
8384         handling and move it to mep_option_override.
8385         * config/mep/mep.opt (IVC2): New Mask entry.
8386         (mivc2): Use Var and Defer instead of Mask.
8387
8388 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8389
8390         * config/v850/v850-opts.h: New.
8391         * config/v850/v850.c (small_memory): Replace with
8392         small_memory_physical_max array.  Make that array static const.
8393         (v850_handle_memory_option): Take integer value of argument.  Take
8394         gcc_options pointer, option text and location.  Return void.
8395         Update for changes to small memory structures.
8396         (v850_handle_option): Access target_flags via opts pointer.  Don't
8397         assert that global structures are in use.  Update calls to
8398         v850_handle_memory_option.
8399         (v850_encode_data_area): Update references to small memory settings.
8400         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8401         (enum small_memory_type): Move to v850-opts.h.
8402         * config/v850/v850.opt (config/v850/v850-opts.h): New
8403         HeaderInclude entry.
8404         (small_memory_max): New Variable entry.
8405         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8406         (mtda, mzda): Likewise.
8407
8408 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8409
8410         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8411         pointer.  Don't assert that global structures are in use.
8412
8413 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8414
8415         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8416         via opts pointer.  Don't assert that global structures are in use.
8417
8418 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8419
8420         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8421         (munix=93): Use Var.
8422         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8423         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8424         * config/pa/pa-opts.h: New.
8425         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8426         (pa_handle_option): Don't assert that global structures are in
8427         use.  Access target_flags via opts pointer.  Don't handle
8428         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8429         OPT_munix_98 here.
8430         (pa_option_override): Handle deferred OPT_mfixed_range_.
8431
8432 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8433
8434         * config/mn10300/mn10300-opts.h: New.
8435         * config/mn10300/mn10300.c (mn10300_processor,
8436         mn10300_tune_string): Remove.
8437         (mn10300_handle_option): Don't assert that global structures are
8438         in use.  Access mn10300_processor via opts pointer.  Don't handle
8439         OPT_mtune_ here.
8440         * config/mn10300/mn10300.h (enum processor_type): Move to
8441         mn10300-opts.h.
8442         (mn10300_processor): Remove.
8443         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8444         HeaderInclude entry.
8445         (mn10300_processor): New Variable entry.
8446         (mtune=): Use Var.
8447
8448 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8449
8450         * config/microblaze/microblaze.c: Don't include opts.h.
8451         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8452         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8453         (mno-clearbss): Use Var and Warn.
8454
8455 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8456
8457         * config/m32r/m32r-opts.h: New.
8458         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8459         (m32r_handle_option): Don't assert that global structures are in
8460         use.  Access target_flags and m32r_cache_flush_func via opts
8461         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8462         OPT_mno_flush_trap here.
8463         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8464         include of m32r-opts.h.
8465         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8466         HeaderInclude entry.
8467         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8468         (mmodel=): Use Enum and Var.
8469         (m32r_model): New Enum and EnumValue entries.
8470         (mno-flush-trap): Use Var.
8471         (msdata=): Use Enum and Var.
8472         (m32r_sdata): New Enum and EnumValue entries.
8473
8474 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8475
8476         * config/m32c/m32c.c: Don't include opts.h.
8477         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8478         m32c_handle_option): Remove.
8479         (m32c_option_override): Check global_options_set.x_target_memregs
8480         instead of target_memregs_set.
8481         * config/m32c/m32c.h (target_memregs): Remove.
8482         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8483         variable.
8484
8485 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8486
8487         * config/iq2000/iq2000-opts.h: New.
8488         * config/iq2000/iq2000.c: Don't include opts.h.
8489         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8490         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8491         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8492         HeaderInclude entry.
8493         (iq2000_tune): New Variable entry.
8494         (march=): Add comment.  Use Enum.
8495         (iq2000_arch): New Enum and EnumValue entries.
8496         (mcpu=): Use Enum and Var.
8497         (iq2000_tune): New Enum and EnumValue entries.
8498
8499 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8500
8501         * config/ia64/ia64-opts.h: New.
8502         * config/ia64/ia64.c (ia64_tune): Remove.
8503         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
8504         here.  Use error_at.
8505         (ia64_option_override): Handle deferred OPT_mfixed_range_.
8506         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
8507         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
8508         HeaderInclude entry.
8509         (ia64_tune): New Variable entry.
8510         (mfixed-range=): Use Defer and Var.
8511         (mtune=): Use Enum and Var.
8512         (ia64_tune): New Enum and EnumValue entries.
8513
8514 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8515
8516         * config/frv/frv-opts.h: New.
8517         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
8518         frv-opts.h.
8519         (frv_cpu_type): Remove.
8520         * config/frv/frv.c: Don't include opts.h.
8521         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
8522         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
8523         (frv_cpu_type): New Variable entry.
8524         (frv_cpu): New Enum and EnumValue entries.
8525
8526 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8527
8528         * config/cris/cris.c (cris_handle_option): Access target_flags via
8529         opts pointer.  Don't assert that global structures are in use.
8530         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
8531         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
8532
8533 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8534
8535         * config/bfin/bfin-opts.h: New.
8536         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
8537         bfin_si_revision, bfin_workarounds): Remove.
8538         (bfin_cpus): Make static const.
8539         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
8540         not bfin_lib_id_given.
8541         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
8542         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
8543         pointer. Use error_at.  Don't assert that global structures are in use.
8544         * config/bfin/bfin.h: Include bfin-opts.h.
8545         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
8546         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
8547         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
8548         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
8549         entries.
8550
8551 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8552
8553         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
8554         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
8555         or -msoft-float here.
8556         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
8557         -msoft-float and -mhard-float.
8558         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
8559         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8560         msoft-float.
8561         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
8562         -msoft-float.
8563         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
8564         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
8565         not mhard-float.
8566         (LIBGCC_SPEC): Don't handle -msoft-float.
8567         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
8568         -mhard-float.
8569         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8570         msoft-float.
8571         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
8572         -mfloat-abi=*, not -msoft-float and -mhard-float.
8573         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
8574         -msoft-float.
8575         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
8576         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
8577         mhard-float and msoft-float.
8578         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
8579         mfloat-abi=soft in comments, not mhard-float and msoft-float.
8580         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8581         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
8582         mhard-float.
8583         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
8584         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
8585         msoft-float.
8586         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
8587         not mhard-float.
8588         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
8589         not msoft-float.
8590
8591 2011-03-22  Richard Henderson  <rth@redhat.com>
8592
8593         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
8594         TARGET_ABI_WINDOWS_NT.
8595         (alpha_output_function_end_prologue): Likewise.
8596         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
8597         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8598         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8599         (trap, *movsi_nt_vms): Likewise.
8600         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8601         (*tablejump_osf_nt_internal): Remove.
8602         * config/alpha/predicates.md (input_operand): Only test Pmode.
8603
8604 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8605
8606         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8607         via opts pointer.  Use error_at.  Don't assert that global
8608         structures are in use.
8609
8610 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8611
8612         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8613         (ix86_handle_option): Access ix86_isa_flags and
8614         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8615         global structures are in use.
8616         (ix86_function_specific_save, ix86_function_specific_restore):
8617         Update ix86_isa_flags_explicit field name.
8618         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8619         (ix86_isa_flags_explicit): Rename TargetSave entry to
8620         x_ix86_isa_flags_explicit.
8621
8622 2011-03-22  Richard Henderson  <rth@redhat.com>
8623
8624         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8625         (alpha_option_override, direct_return): Likewise.
8626         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8627         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8628         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8629         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8630         (alpha_expand_epilogue, alpha_end_function): Likewise.
8631         (alpha_init_libfuncs): Likewise.
8632         (struct machine_function): Remove unicosmk members.
8633         (print_operand) ['t']: Remove.
8634         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8635         unicosmk_output_module_name, unicosmk_output_common,
8636         current_section_align, unicosmk_output_text_section_asm_op,
8637         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8638         unicosmk_section_type_flags, unicosmk_unique_section,
8639         unicosmk_asm_named_section, unicosmk_insert_attributes,
8640         unicosmk_output_align, unicosmk_defer_case_vector,
8641         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8642         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8643         unicosmk_output_ssib, unicosmk_add_call_info_word,
8644         unicosmk_extern_head, unicosmk_output_default_externs,
8645         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8646         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8647         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8648         * config/alpha/alpha-protos.h: Update.
8649         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8650         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8651         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8652         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8653         (*mulsi_se, mulvsi3): Likewise.
8654         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8655         (*divmodsi_internal, call, call_value, realign): Likewise.
8656         (moddi3, umoddi3): Likewise; remove duplicate expander.
8657         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8658         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8659         (*movdi_nofix): Remove r/U alternative.
8660         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8661         * config/alpha/constraints.md ("U"): Remove.
8662         * config/alpha/predicates.md (call_operand"): Don't test
8663         TARGET_ABI_UNICOSMK.
8664
8665 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8666
8667         * target.def (handle_option): Take gcc_options and
8668         cl_decoded_option pointers and location_t.
8669         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8670         * doc/tm.texi: Regenerate.
8671         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8672         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8673         * lto-opts.c (lto_reissue_options): Generate option structure for
8674         targetm.handle_option call.
8675         * opts.c (target_handle_option): Update call to
8676         targetm.handle_option.  Remove assertions about values now passed
8677         down to hook.
8678         * targhooks.c (default_target_handle_option): New.
8679         * targhooks.h (default_target_handle_option): Declare.
8680         * config/alpha/alpha.c: Include opts.h.
8681         (alpha_handle_option): Update to new hook interface.
8682         * config/arm/arm.c: Include opts.h.
8683         (arm_handle_option): Update to new hook interface.
8684         * config/arm/t-arm (arm.o): Update dependencies.
8685         * config/bfin/bfin.c: Include opts.h.
8686         (bfin_handle_option): Update to new hook interface.
8687         * config/cris/cris.c: Include opts.h.
8688         (cris_handle_option): Update to new hook interface.
8689         * config/frv/frv.c: Include opts.h.
8690         (frv_handle_option): Update to new hook interface.
8691         * config/i386/i386.c: Include opts.h.
8692         (ix86_handle_option): Update to new hook interface.
8693         (ix86_valid_target_attribute_inner_p): Generate option structure
8694         for call to ix86_handle_option.
8695         * config/i386/t-i386 (i386.o): Update dependencies.
8696         * config/ia64/ia64.c: Include opts.h.
8697         (ia64_handle_option): Update to new hook interface.
8698         * config/ia64/t-ia64 (ia64.o): Update dependencies.
8699         * config/iq2000/iq2000.c: Include opts.h.
8700         (iq2000_handle_option): Update to new hook interface.
8701         * config/m32c/m32c.c: Include opts.h.
8702         (m32c_handle_option): Update to new hook interface.
8703         * config/m32r/m32r.c: Include opts.h.
8704         (m32r_handle_option): Update to new hook interface.
8705         * config/m68k/m68k.c: Include opts.h.
8706         (m68k_handle_option): Update to new hook interface.
8707         * config/mep/mep.c: Include opts.h.
8708         (mep_handle_option): Update to new hook interface.
8709         * config/microblaze/microblaze.c: Include opts.h.
8710         (microblaze_handle_option): Update to new hook interface.
8711         * config/mips/mips.c: Include opts.h.
8712         (mips_handle_option): Update to new hook interface.
8713         * config/mn10300/mn10300.c: Include opts.h.
8714         (mn10300_handle_option): Update to new hook interface.
8715         * config/pa/pa.c: Include opts.h.
8716         (pa_handle_option): Update to new hook interface.
8717         * config/pdp11/pdp11.c: Include opts.h.
8718         (pdp11_handle_option): Update to new hook interface.
8719         * config/rs6000/rs6000.c: Include opts.h.
8720         (rs6000_handle_option): Update to new hook interface.
8721         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8722         * config/rx/rx.c: Include opts.h.
8723         (rx_handle_option): Update to new hook interface.
8724         * config/s390/s390.c: Include opts.h.
8725         (s390_handle_option): Update to new hook interface.
8726         * config/score/score.c: Include opts.h.
8727         (score_handle_option): Update to new hook interface.
8728         * config/sh/sh.c: Include opts.h.
8729         (sh_handle_option): Update to new hook interface.
8730         * config/sparc/sparc.c: Include opts.h.
8731         (sparc_handle_option): Update to new hook interface.
8732         * config/v850/v850.c: Include opts.h.
8733         (v850_handle_option): Update to new hook interface.
8734
8735 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8736
8737         * gcc.c (driver_unknown_option_callback): Only permit and save
8738         unknown -Wno- options.
8739         (driver_wrong_lang_callback): Save options directly instead of via
8740         driver_unknown_option_callback.
8741
8742 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8743
8744         * combine.c (simplify_set): Try harder to find the best CC mode when
8745         simplifying a nested COMPARE on the RHS.
8746
8747 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8748
8749         * config/alpha/gnu.h: Remove.
8750         * config/arc: Remove directory.
8751         * config/arm/netbsd.h: Remove.
8752         * config/arm/t-pe: Remove.
8753         * config/crx: Remove directory.
8754         * config/i386/netbsd.h: Remove.
8755         * config/m68hc11: Remove directory.
8756         * config/m68k/uclinux-oldabi.h: Remove.
8757         * config/mcore/mcore-pe.h: Remove.
8758         * config/mcore/t-mcore-pe: Remove.
8759         * config/netbsd-aout.h: Remove.
8760         * config/rs6000/gnu.h: Remove.
8761         * config/sh/sh-symbian.h: Remove.
8762         * config/sh/symbian-base.c: Remove.
8763         * config/sh/symbian-c.c: Remove.
8764         * config/sh/symbian-cxx.c: Remove.
8765         * config/sh/symbian-post.h: Remove.
8766         * config/sh/symbian-pre.h: Remove.
8767         * config/sh/t-symbian: Remove.
8768         * config/svr3.h: Remove.
8769         * config/vax/netbsd.h: Remove.
8770         * config.build: Don't handle i[34567]86-*-pe.
8771         * config.gcc: Remove handling of deprecations for most deprecated
8772         targets.
8773         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
8774         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
8775         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
8776         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
8777         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
8778         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
8779         Remove cases.
8780         * config.host: Don't handle i[34567]86-*-pe.
8781         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
8782         (ASM_SPEC32): Don't handle -mcall-gnu.
8783         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
8784         -mcall-gnu.
8785         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
8786         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
8787         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8788         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
8789         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
8790         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
8791         conditional on SYMBIAN.
8792         * configure.ac: Don't handle powerpc*-*-gnu*.
8793         * configure: Regenerate.
8794         * doc/extend.texi (interrupt attribute): Don't mention CRX.
8795         * doc/install-old.texi (m6811, m6812): Don't mention.
8796         * doc/install.texi (arc-*-elf*): Don't document multilib option.
8797         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
8798         (m68k-uclinuxoldabi): Don't mention.
8799         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
8800         Remove.
8801         (-mcall-gnu): Remove.
8802         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
8803         families): Remove constraint documentation.
8804
8805 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
8806
8807         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
8808         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
8809         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
8810
8811 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8812
8813         PR target/48226
8814         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
8815         vector when peeking at the next token for vector, don't expand the
8816         keywords.
8817
8818 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
8819
8820         * config/avr/avr-protos.h (expand_epilogue): Change prototype
8821         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
8822         * config/avr/avr.c (init_cumulative_args)
8823         (avr_function_arg_advance): Use it.
8824         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
8825         sibcall epilogues.
8826         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
8827         (avr_function_ok_for_sibcall): ...this new function.
8828         (avr_lookup_function_attribute1): New static Function.
8829         (avr_naked_function_p, interrupt_function_p)
8830         (signal_function_p, avr_OS_task_function_p)
8831         (avr_OS_main_function_p): Use it.
8832         * config/avr/avr.md ("sibcall", "sibcall_value")
8833         ("sibcall_epilogue"): New expander.
8834         ("*call_insn", "*call_value_insn"): New insn.
8835         ("call_insn", "call_value_insn"): Remove
8836         ("call", "call_value", "epilogue"): Change expander to handle
8837         sibling calls.
8838
8839 2011-03-21  Nick Clifton  <nickc@redhat.com>
8840
8841         * doc/invoke.texi (Overall Options): Move closing brace to end of
8842         options list.
8843         (Optimization Options): Add missing @gol.
8844         (Directory Options): Likewise.
8845         (i386 and x86-64 Options): Likewise.
8846         (RS6000 and PowerPC Options): Likewise.
8847         (i386 and x86-64 Windows Options): Likewise.
8848         (V850 Options): Add text missing from descriptions.
8849
8850 2011-03-22  Richard Henderson  <rth@redhat.com>
8851
8852         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
8853         (avr_incoming_return_addr_rtx): New.
8854         (emit_push_byte): New.
8855         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
8856         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
8857         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
8858         (emit_pop_byte): New.
8859         (expand_epilogue): Use it.  Pop frame pointer by bytes.
8860         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
8861         (INCOMING_RETURN_ADDR_RTX): New.
8862         (INCOMING_FRAME_SP_OFFSET): New.
8863         (ARG_POINTER_CFA_OFFSET): New.
8864         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
8865         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
8866         (pophi): Remove.
8867
8868         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
8869
8870 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8871
8872         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8873         (FUNCTION_ARG_ADVANCE): Likewise.
8874         * tm.texi.in: Change references to them to hook references.
8875         * tm.texi: Regenerate.
8876         * targhooks.c (default_function_arg): Eliminate check for target
8877         macro.
8878         (default_function_incoming_arg): Likewise.
8879         (default_function_arg_advance): Likewise.
8880         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8881         (function_arg_advance): Likewise.
8882         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8883
8884 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8885
8886         * tree.c (build_call_1): New function.
8887         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
8888
8889 2011-03-22  Richard Guenther  <rguenther@suse.de>
8890
8891         PR tree-optimization/48228
8892         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
8893         for single-arg PHIs.
8894
8895 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
8896
8897         PR rtl-optimization/48143
8898         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
8899         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
8900         sse2_cvtps2pd): Likewise.
8901
8902 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8903
8904         * recog.c (canonicalize_change_group): Use validate_unshare_change.
8905
8906 2011-03-22  Richard Guenther  <rguenther@suse.de>
8907
8908         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
8909         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
8910         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
8911         and REALIGN_LOAD_EXPR.
8912         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
8913         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
8914         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
8915         DOT_PROD_EXPR case ...
8916         (expand_expr_real_2): ... here.
8917         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
8918         and REALIGN_LOAD_EXPR.
8919         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
8920         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
8921         (vect_create_epilog_for_reduction): Likewise.
8922         (vectorizable_reduction): Likewise.
8923         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
8924         * tree-vect-stmts.c (vectorizable_load): Likewise.
8925
8926 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8927
8928         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
8929
8930 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8931
8932         * config/s390/s390.c (s390_delegitimize_address): Fix offset
8933         handling for PLTOFF/GOTOFF.
8934
8935 2011-03-22  Nick Clifton  <nickc@redhat.com>
8936
8937         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
8938         trailing backslash from the end of the macro definition.
8939
8940 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8941
8942         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
8943         and PLT unspecs.
8944
8945 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
8946
8947         * expr.h (prepare_operand): Move to...
8948         * optabs.h (prepare_operand): ...here and change the insn code
8949         parameter from "int" to "enum insn_code".
8950         (insn_operand_matches): Declare.
8951         * expr.c (init_expr_target): Use insn_operand_matches.
8952         (compress_float_constant): Likewise.
8953         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
8954         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
8955         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
8956         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
8957         Likewise.
8958         (gen_cond_trap): Likewise.
8959         (prepare_operand): Likewise.  Change icode to an insn_code.
8960         (insn_operand_matches): New function.
8961         * reload.c (find_reloads_address_1): Use insn_operand_matches.
8962         * reload1.c (gen_reload): Likewise.
8963         * targhooks.c (default_secondary_reload): Likewise.
8964
8965 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8966
8967         * config/alpha/alpha.md (unspec): New define_c_enum.
8968         (unspecv): Ditto.
8969
8970 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8971
8972         PR debug/48214
8973         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
8974         between a call and its CALL_ARG_LOCATION note.
8975
8976 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
8977
8978         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
8979
8980 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8981
8982         PR c/42544
8983         PR c/48197
8984         * c-common.c (shorten_compare): If primopN is first sign-extended
8985         to opN and then zero-extended to result type, set primopN to opN.
8986
8987 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
8988
8989         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
8990         for barrier handlers.
8991
8992 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8993
8994         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
8995         UNSPEC constants to be in the unspec enumeration, and redefine
8996         all UNSPECV constants to be in the unspecv enumeration, so that
8997         dumps print which unspec/unspec_volatile this is.
8998         * config/rs6000/vector.md (UNSPEC_*): Ditto.
8999         * config/rs6000/paired.md (UNSPEC_*): Ditto.
9000         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
9001         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
9002         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
9003
9004         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
9005         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
9006         UNSPECV_LWSYNC, since these are used as unspec_volatile.
9007         * config/rs6000/sync.md (isync, lwsync): Ditto.
9008
9009 2011-03-21  Richard Guenther  <rguenther@suse.de>
9010
9011         * params.def (lto-min-partition): Fix typo.
9012
9013 2011-03-21  Richard Guenther  <rguenther@suse.de>
9014
9015         PR c/47939
9016         * c-decl.c (grokdeclarator): Drop to the main variant only
9017         for array types.  Drop flag_gen_aux_info check.
9018
9019 2011-03-21  Richard Guenther  <rguenther@suse.de>
9020
9021         PR translation/47911
9022         * params.def (lto-partitions): Fix typo.
9023         (lto-min-partition): Fix wording.
9024
9025 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
9026
9027         * config/rs6000/t-freebsd: Remove duplication from file.
9028
9029 2011-03-21  Richard Guenther  <rguenther@suse.de>
9030
9031         PR middle-end/47661
9032         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
9033
9034 2011-03-21  Richard Guenther  <rguenther@suse.de>
9035
9036         PR lto/48210
9037         * params.def (lto-partitions): Require at least 1 partition.
9038
9039 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9040
9041         * gthr-solaris.h: Remove.
9042         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
9043         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
9044         (LIB_SPEC): Likewise.
9045         * config/sol2.opt (threads): Remove.
9046         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9047         (sparc*-*-solaris2*): Likewise.
9048         * configure.ac (enable_threads): Enable solaris support.
9049         * configure: Regenerate.
9050         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9051         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9052         solaris.
9053
9054 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9055
9056         * config.gcc: Obsolete *-*-solaris2.8*.
9057         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9058
9059 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9060
9061         PR bootstrap/48135
9062         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9063         reference.  Solaris 8 perl works.
9064
9065 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9066
9067         PR bootstrap/48135
9068         * doc/install.texi (Prerequisites): Move jar etc. up.
9069         Explain support library version requirements.
9070
9071 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9072
9073         PR bootstrap/48135
9074         * doc/install.texi (Prerequisites): Move Perl to build
9075         requirements.  Always necessary on Solaris 2 with Sun ld.
9076
9077 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9078
9079         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9080         binutils 2.21.
9081         (Specific, i?86-*-solaris2.[89]): Likewise.
9082         (Specific, i?86-*-solaris2.10): Likewise.
9083         (Specific, mips-sgi-irix6): Likewise.
9084         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9085         Update for binutils 2.21.
9086
9087 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9088
9089         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9090         Allow -fuse-linker-plugin for non-default plugin linker.
9091         * configure: Regenerate.
9092
9093 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9094
9095         PR bootstrap/48167
9096         * gengtype.c (files_rules): Added rule for cp/parser.h.
9097
9098 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9099
9100         PR target/48213
9101         * config/s390/s390.c (s390_delegitimize_address): Don't call
9102         lowpart_subreg if orig_x has BLKmode.
9103
9104 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9105
9106         PR target/12171
9107         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9108         * tree.h (attribute_spec): Add new member affects_type_identity.
9109         * attribs.c (empty_attribute_table): Adjust attribute_spec
9110         initializers.
9111         * config/alpha/alpha.c: Likewise.
9112         * config/arc/arc.c: Likewise.
9113         * config/arm/arm.c: Likewise.
9114         * config/avr/avr.c: Likewise.
9115         * config/bfin/bfin.c: Likewise.
9116         * config/crx/crx.c: Likewise.
9117         * config/darwin.h: Likewise.
9118         * config/h8300/h8300.c: Likewise.
9119         * config/i386/cygming.h: Likewise.
9120         * config/i386/i386.c: Likewise.
9121         * config/ia64/ia64.c: Likewise.
9122         * config/m32c/m32c.c: Likewise.
9123         * config/m32r/m32r.c: Likewise.
9124         * config/m68hc11/m68hc11.c: Likewise.
9125         * config/m68k/m68k.c: Likewise.
9126         * config/mcore/mcore.c: Likewise.
9127         * config/mep/mep.c: Likewise.
9128         * config/microblaze/microblaze.c: Likewise.
9129         * config/mips/mips.c: Likewise.
9130         * config/rs6000/rs6000.c: Likewise.
9131         * config/rx/rx.c: Likewise.
9132         * config/sh/sh.c: Likewise.
9133         * config/sol2.h: Likewise.
9134         * config/sparc/sparc.c: Likewise.
9135         * config/spu/spu.c: Likewise.
9136         * config/stormy16/stormy16.c: Likewise.
9137         * config/v850/v850.c: Likewise.
9138
9139 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9140
9141         * simplify-rtx.c (simplify_binary_operation_1): Handle
9142         (xor (and A B) C) case when B and C are both constants.
9143
9144 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9145
9146         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9147
9148 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9149
9150         PR bootstrap/48168
9151         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9152
9153 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9154
9155         PR rtl-optimization/48156
9156         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9157         assume df and df_lr are not NULL.
9158
9159 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9160
9161         PR debug/48023
9162         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9163         between a call and its CALL_ARG_LOCATION note.
9164
9165 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9166
9167         PR debug/48178
9168         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9169         between a call and its corresponding CALL_ARG_LOCATION note.
9170
9171 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9172
9173         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9174         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9175         * haifa-sched.c (setup_ref_regs): Ditto.
9176         * caller-save.c (add_used_regs_1): Ditto.
9177         * dse.c (look_for_hardregs): Ditto.
9178         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9179         * sched-rgn.c (check_live_1): Ditto.
9180
9181 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9182
9183         * c-decl.c (diagnose_mismatched_decls): Give an error for
9184         redefining a typedef with variably modified type.
9185
9186 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9187
9188         * c-decl.c (grokfield): Don't allow typedefs for structures or
9189         unions with no tag by default.
9190         * doc/extend.texi (Unnamed Fields): Update.
9191
9192 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9193
9194         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9195         Rewrite using indirect functions.
9196         (lwp_slwpcb): Ditto.
9197         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9198         (avx_vinsertf128<mode>): Ditto.
9199
9200 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9201
9202         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9203         unspecs.
9204
9205 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9206
9207         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9208         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9209
9210 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9211
9212         PR rtl-optimization/48170
9213         * gcse.c (hoist_code): Remove bogus asserts.
9214
9215 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9216
9217         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9218         computation for prologue/epilogue.
9219
9220 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9221
9222         * Makefile.in (check-consistency): Remove.
9223
9224 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9225
9226         PR debug/48176
9227         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9228         arange_table_in_use is 0, but either text_section_used or
9229         cold_text_section_used is true.  Don't call it if
9230         !info_section_emitted.
9231
9232 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9233
9234         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9235         FUNCTION_VALUE_REGNO_P): Remove.
9236         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9237         Remove.
9238         * config/avr/avr.c (avr_ret_register): Make static inline.
9239         (avr_function_value_regno_p): New function.
9240         (avr_libcall_value): Make static. Add 'func' argument.
9241         (avr_function_value): Make static. Rename 'func' argument to
9242         'fn_decl_or_type', forward it to avr_libcall_value. Call
9243         avr_ret_register function instead of RET_REGISTER macro.
9244         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9245
9246 2011-03-18  Jason Merrill  <jason@redhat.com>
9247
9248         PR c++/23372
9249         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9250
9251 2011-03-18  Richard Guenther  <rguenther@suse.de>
9252
9253         * doc/install.texi (--enable-gold): Remove.
9254         (--with-plugin-ld): Document.
9255         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9256
9257 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9258
9259         PR middle-end/47790
9260         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9261         again after expansion changes.
9262
9263 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9264
9265         * combine.c (try_combine): Do simplification only call of
9266         subst() on i2 even when i1 is present. Update comments.
9267
9268 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9269
9270         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9271         and UNSPEC_PCREL_SYMOFF.
9272
9273 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9274
9275         * config/s390/s390.md: Use define_c_enum for the unspec constant
9276         definitions.
9277
9278 2011-03-18  Richard Henderson  <rth@redhat.com>
9279             Jakub Jelinek  <jakub@redhat.com>
9280
9281         PR bootstrap/48161
9282         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9283         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9284
9285 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9286
9287         PR middle-end/47725
9288         * combine.c (cant_combine_insn_p): Don't check zero/sign
9289         extended hard registers.
9290
9291 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9292
9293         PR middle-end/47725
9294         * combine.c (cant_combine_insn_p): Check zero/sign extended
9295         hard registers.
9296
9297 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9298
9299         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9300         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9301         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9302         Change return type to bool.
9303         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9304
9305 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9306
9307         PR debug/48163
9308         * var-tracking.c (prepare_call_arguments): If CALL target
9309         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9310         pc instead of looking it up using cselib_lookup and use
9311         Pmode for it if x has VOIDmode.
9312         * dwarf2out.c (gen_subprogram_die): If also both first and
9313         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9314
9315         PR debug/48163
9316         * function.c (assign_parms): For data.passed_pointer parms
9317         use MEM of data.entry_parm instead of data.entry_parm itself
9318         as DECL_INCOMING_RTL.
9319         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9320         also when passed and declared mode is the same, DECL_RTL
9321         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9322         a MEM too.
9323
9324 2011-03-16  Jeff Law  <law@redhat.com>
9325
9326         PR rtl-optimization/37273
9327         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9328         handle them like argument loads from stack slots.  Do not double
9329         count memory for memory constants and argument loads from stack slots.
9330
9331 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9332
9333         PR debug/48160
9334         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9335
9336 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9337
9338         PR target/48171
9339         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9340
9341 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9342
9343         PR bootstrap/48153
9344         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9345         if dwarf_strict.
9346         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9347         Clear call_arg_locations and call_arg_loc_last always.
9348
9349         PR middle-end/48152
9350         * var-tracking.c (prepare_call_arguments): If argument needs to be
9351         passed by reference, adjust argtype and mode.
9352
9353 2011-03-17  Richard Guenther  <rguenther@suse.de>
9354
9355         PR middle-end/48134
9356         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9357         a value make sure to fold the statement.
9358
9359 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9360
9361         PR target/43872
9362         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9363         return condition with !cfun->calls_alloca.
9364
9365 2011-03-17  Richard Guenther  <rguenther@suse.de>
9366
9367         PR bootstrap/48148
9368         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9369         origin for decls in other ltrans units.
9370         (input_varpool_node): Likewise.
9371
9372 2011-03-17  Richard Guenther  <rguenther@suse.de>
9373
9374         PR middle-end/48165
9375         * tree-object-size.c (compute_object_offset): Properly return
9376         the offset operand of MEM_REFs as sizetype.
9377
9378 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9379
9380         PR rtl-optimization/48141
9381         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9382         * dse.c: Include params.h.
9383         (active_local_stores_len): New variable.
9384         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9385         to NULL.
9386         (record_store, check_mem_read_rtx): Decrease it when removing
9387         from the chain.
9388         (scan_insn): Likewise.  Increase it when adding to chain, if it
9389         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9390         set active_local_stores to NULL before the addition.
9391         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9392
9393         PR rtl-optimization/48141
9394         * dse.c (record_store): If no positions are needed in an insn
9395         that cannot be deleted, at least unchain it from active_local_stores.
9396
9397 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9398
9399         PR debug/47510
9400         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9401         (lookup_type_die_strip_naming_typedef): ... here.
9402         (get_context_die): Use it.
9403         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9404         the anonymous struct named by the naming typedef.
9405
9406 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9407
9408         PR target/48154
9409         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9410         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9411
9412 2011-03-16  Jeff Law  <law@redhat.com>
9413
9414         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9415         check for operands of conditional.  Allow type to be a pointer.
9416
9417 2011-03-16  Richard Guenther  <rguenther@suse.de>
9418
9419         PR tree-optimization/48149
9420         * fold-const.c (fold_binary_loc): Fold
9421         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9422
9423 2011-03-16  Richard Guenther  <rguenther@suse.de>
9424
9425         PR tree-optimization/26134
9426         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9427         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9428         (non_rewritable_mem_ref_base): Handle complex type component
9429         accesses, constrain offsets for vector and complex extracts
9430         more properly.
9431
9432 2011-03-16  Richard Guenther  <rguenther@suse.de>
9433
9434         PR tree-optimization/48146
9435         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9436         operands avoiding the need for renaming.
9437
9438 2011-03-16  Richard Guenther  <rguenther@suse.de>
9439
9440         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9441         constant folding.  Move MEM_REF canonicalization first.
9442         Rely on fold_const_aggregate_ref for initializer folding.
9443         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9444
9445 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9446
9447         PR middle-end/48136
9448         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9449         arg0/arg1 or their arguments are always fold converted to matching
9450         types.
9451
9452         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9453         to nargs.
9454
9455 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9456
9457         PR lto/46944
9458         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9459         Handle in-tree gold.
9460         (ld_vers): Extract binutils version for gold.
9461         (gcc_cv_ld_hidden): Handle gold here.
9462         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9463         * configure: Regenerate.
9464         * config.in: Regenerate.
9465         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9466         -fuse-linker-plugin otherwise.
9467         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9468         (LINK_COMMAND_SPEC): Use it.
9469         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9470
9471 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9472
9473         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9474         * calls.c: Remove debug.h include.
9475         (emit_call_1): Don't call virtual_call_token debug hook.
9476         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9477         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9478         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9479         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9480         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9481         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9482         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9483         dwarf2out_virtual_call): Remove.
9484         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9485         copy_call_info and virtual_call hooks.
9486         (dwarf2out_init): Don't initialize vcall_insn_table,
9487         debug_dcall_section and debug_vcall_section.
9488         (prune_unused_types): Don't mark nodes from dcall_table.
9489         (dwarf2out_finish): Don't output dcall or vcall tables.
9490         * final.c (final_scan_insn): Don't call direct_call or
9491         virtual_call debug hooks.
9492         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9493         virtual_call_token, copy_call_info and virtual_call hooks.
9494         (debug_nothing_uid): Remove prototype.
9495         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
9496         copy_call_info and virtual_call hooks.
9497         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9498         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
9499         * debug.c (do_nothing_debug_hooks): Likewise.
9500         (debug_nothing_uid): Remove.
9501         * doc/invoke.texi (-fenable-icf-debug): Remove.
9502         * common.opt (-fenable-icf-debug): Likewise.
9503
9504         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
9505         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
9506         call's MEM.  Handle functions returning aggregate through a hidden
9507         first pointer.  For virtual calls add clobbered pc to call arguments
9508         chain.
9509         * dwarf2out.c (gen_subprogram_die): Emit
9510         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
9511         can't be emitted.
9512
9513         PR debug/45882
9514         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
9515         * rtl.h (ENTRY_VALUE_EXP): Define.
9516         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
9517         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
9518         * print-rtl.c (print_rtx): Likewise.
9519         * gengtype.c (adjust_field_rtx_def): Likewise.
9520         * var-tracking.c (vt_add_function_parameter): Adjust
9521         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
9522         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
9523         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
9524         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
9525         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
9526
9527         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
9528         Call var_location debug hook even on CALL_INSNs.
9529         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
9530         * rtl.def (ENTRY_VALUE): New.
9531         * dwarf2out.c: Include cfglayout.h.
9532         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
9533         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
9534         (struct call_arg_loc_node): New type.
9535         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
9536         tail_call_site_count): New variables.
9537         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
9538         DW_TAG_GNU_call_site_parameter.
9539         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
9540         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
9541         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
9542         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
9543         and DW_AT_GNU_all_source_call_sites.
9544         (mem_loc_descriptor): Handle ENTRY_VALUE.
9545         (add_src_coords_attributes): Don't add enything if
9546         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
9547         (dwarf2out_abstract_function): Save and clear call_arg_location,
9548         call_site_count and tail_call_site_count around dwarf2out_decl call.
9549         (gen_call_site_die): New function.
9550         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
9551         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
9552         (dwarf2out_function_decl): Clear call_arg_locations,
9553         call_arg_loc_last, set call_site_count and tail_call_site_count
9554         to -1 and free block_map.
9555         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
9556         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
9557         followed by any real instructions.
9558         (dwarf2out_begin_function): Set call_site_count and
9559         tail_call_site_count to 0.
9560         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
9561         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
9562         attempt to force a DIE for it and worst case remove the attribute.
9563         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
9564         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
9565         the decl itself.
9566         * var-tracking.c: Include tm_p.h.
9567         (vt_stack_adjustments): For calls call note_register_arguments.
9568         (argument_reg_set): New variable.
9569         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
9570         ensure the VALUE is resolved.
9571         (call_arguments): New variable.
9572         (prepare_call_arguments): New function.
9573         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
9574         (struct expand_loc_callback_data): Add ignore_cur_loc field.
9575         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
9576         always use the best expression.
9577         (vt_expand_loc): Add ignore_cur_loc argument.
9578         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
9579         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
9580         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
9581         note for all calls.
9582         (vt_add_function_parameter): Use cselib_lookup_from_insn.
9583         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
9584         argument.  Don't call cselib_preserve_only_values and
9585         cselib_reset_table.
9586         (note_register_arguments): New function.
9587         (vt_initialize): Compute argument_reg_set.  Call
9588         vt_add_function_parameters before processing basic blocks instead of
9589         afterwards.  For calls call prepare_call_arguments before calling
9590         cselib_process_insn.
9591         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
9592         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
9593         (var-tracking.o): Depend on $(TM_P_H).
9594         * cfglayout.h (insn_scope): New prototype.
9595         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
9596         * cfglayout.c (insn_scope): No longer static.
9597         * insn-notes.def (CALL_ARG_LOCATION): New.
9598         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9599         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9600         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9601         nothing for DECL_EXTERNAL BLOCK_VARS.
9602
9603 2011-03-16  Alan Modra  <amodra@gmail.com>
9604
9605         PR target/45844
9606         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9607         create invalid offset address for vsx splat insn.
9608         * config/rs6000/predicates.md (splat_input_operand): New.
9609         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9610
9611 2011-03-15  Xinliang David Li  <davidxl@google.com>
9612
9613         PR c/47837
9614         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9615         (normalize_preds): New function.
9616         (is_use_properly_guarded): Normalize def predicates.
9617
9618 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9619
9620         PR target/46788
9621         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9622         in the output template.
9623
9624 2011-03-15  Richard Guenther  <rguenther@suse.de>
9625
9626         PR middle-end/47650
9627         * tree-pretty-print.c (dump_function_declaration): Properly
9628         dump unprototyped and varargs function types.
9629
9630 2011-03-15  Richard Guenther  <rguenther@suse.de>
9631
9632         PR tree-optimization/13954
9633         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9634         and friends.
9635
9636 2011-03-15  Richard Guenther  <rguenther@suse.de>
9637
9638         PR tree-optimization/48037
9639         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9640         selects into BIT_FIELD_REFs.
9641         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9642         vector select.
9643
9644 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9645
9646         PR tree-optimization/48129
9647         * builtins.c (fold_builtin_snprintf): Convert to type of
9648         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9649         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9650
9651 2011-03-15  Richard Guenther  <rguenther@suse.de>
9652
9653         PR tree-optimization/41490
9654         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9655         value but with VUSE.
9656         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9657         return statements.
9658         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9659         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9660         * tree-tailcall.c (find_tail_calls): Ignore returns.
9661
9662 2011-03-15  Richard Guenther  <rguenther@suse.de>
9663
9664         PR middle-end/48031
9665         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9666         or variable-indexed array accesses when in gimple form.
9667
9668 2011-03-15  Richard Guenther  <rguenther@suse.de>
9669
9670         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9671
9672 2011-03-15  Alan Modra  <amodra@gmail.com>
9673
9674         PR target/48032
9675         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9676         presume symbol_refs without a symbol_ref_decl are suitably
9677         aligned, nor other trees we may see here.  Handle anchor symbols.
9678         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9679         Check cmodel=medium addresses.  Adjust all calls.
9680         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9681         creating cmodel=medium optimized access to locals.
9682         * config/rs6000/constraints.md (R): Pass QImode to
9683         legitimate_constant_pool_address_p.
9684         * config/rs6000/predicates.md (input_operand): Pass mode to
9685         legitimate_constant_pool_address_p.
9686         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
9687         Update prototype.
9688
9689 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9690
9691         PR target/48053
9692         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
9693         64-bit constants being loaded into registers other than GPRs such
9694         as loading 0 into a VSX register.
9695
9696 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9697
9698         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
9699
9700 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9701
9702         PR middle-end/47917
9703         * builtins.c (fold_builtin_snprintf): New function.
9704         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
9705         (fold_builtin_4): Likewise.
9706
9707         PR middle-end/38878
9708         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
9709         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
9710         and C - X == X also strip nops from +/-/p+ operand.
9711         When optimizing -X == C, fold C to arg0's type.
9712
9713         PR debug/47946
9714         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
9715         emit it as add_AT_int instead of add_AT_unsigned.
9716
9717 2011-03-14  Tom Tromey  <tromey@redhat.com>
9718
9719         * unwind-dw2.c: Include sys/sdt.h if it exists.
9720         (_Unwind_DebugHook): Use STAP_PROBE2.
9721         * config.in, configure: Rebuild.
9722         * configure.ac: Check for sys/sdt.h.
9723
9724 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
9725
9726         * config/i386/i386.md (ROUND_FLOOR): New constant.
9727         (ROUND_CEIL): Ditto.
9728         (ROUND_TRUNC): Ditto.
9729         (ROUND_MXCSR): Ditto.
9730         (ROUND_NO_EXC): Ditto.
9731         (rint<mode>2): Use new defines instead of numerical constants.
9732         (floor<mode>2): Ditto.
9733         (ceil<mode>2): Ditto.
9734         (btrunc<mode>2): Ditto.
9735         * config/i386/i386-builtin-types.def: Define ROUND function type
9736         aliases.
9737         * config/i386/i386.c (enum ix86_builtins): Add
9738         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
9739         (struct builtin_description): Add
9740         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
9741         (ix86_expand_sse_round): New static function.
9742         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
9743         function types.
9744         (ix86_builtin_vectorized_function): Handle
9745         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9746
9747 2011-03-14  Tom Tromey  <tromey@redhat.com>
9748
9749         * c-parser.c (c_parser_asm_string_literal): Clear
9750         warn_overlength_strings.
9751
9752 2011-03-14  Tom Tromey  <tromey@redhat.com>
9753
9754         * c-parser.c (disable_extension_diagnostics): Save
9755         warn_overlength_strings.
9756         (restore_extension_diagnostics): Restore warn_overlength_strings.
9757
9758 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9759
9760         * BASE-VER: Change to 4.7.0.
9761
9762 2011-03-14  Richard Guenther  <rguenther@suse.de>
9763
9764         PR middle-end/48098
9765         * tree.c (build_vector_from_val): Adjust assert to requirements
9766         and reality.
9767
9768 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9769
9770         PR bootstrap/48102
9771         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
9772
9773 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
9774
9775         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
9776         terms of target_flags_explicit. Adjust copyright year.
9777
9778         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
9779         * config/rs6000/t-freebsd: New file. Add override for
9780         LIB2FUNCS_EXTRA.
9781
9782 2011-03-13  Chris Demetriou  <cgd@google.com>
9783
9784         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
9785         (-fno-diagnostics-show-option): this, to reflect current default.
9786         (-Werror=): Update text about -fno-diagnostics-show-option.
9787
9788 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
9789
9790         PR target/48053
9791         * config/rs6000/predicates.md (easy_vector_constant_add_self,
9792         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
9793         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
9794         mode is not V2DImode or V2DFmode.
9795         (vspltis_constant): Do not handle V2DImode and V2DFmode.
9796         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
9797         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
9798         registers to 0.
9799         (movdi_internal64): Likewise.
9800
9801 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
9802
9803         PR tree-optimization/47127
9804         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
9805         parameter.
9806         (set_cloog_options): Same.
9807         (scop_to_clast): Same.
9808         (print_clast_stmt): Do not call cloog_state_malloc and
9809         cloog_state_free.
9810         (print_generated_program): Same.
9811         (gloog): Same.
9812         * graphite-clast-to-gimple.h (cloog_state): Declared.
9813         (scop_to_clast): Adjust declaration.
9814         * graphite.c (cloog_state): Defined here.
9815         (graphite_initialize): Call cloog_state_malloc.
9816         (graphite_finalize): Call cloog_state_free.
9817
9818 2011-03-11  Jason Merrill  <jason@redhat.com>
9819
9820         * attribs.c (lookup_attribute_spec): Take const_tree.
9821         * tree.h: Adjust.
9822
9823 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
9824
9825         * config/sparc/sparc.c (sparc_option_override): Use
9826         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
9827
9828 2011-03-11  Richard Guenther  <rguenther@suse.de>
9829
9830         PR tree-optimization/48067
9831         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
9832         multiplication result will be only used once on the target
9833         stmt.
9834
9835 2011-03-11  Richard Guenther  <rguenther@suse.de>
9836
9837         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
9838
9839 2011-03-11  Richard Guenther  <rguenther@suse.de>
9840
9841         PR lto/48073
9842         * tree.c (find_decls_types_r): Do not walk types only reachable
9843         from IDENTIFIER_NODEs.
9844
9845 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9846
9847         PR middle-end/48044
9848         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
9849         all vnode->force_output nodes as needed.
9850
9851 2011-03-11  Jason Merrill  <jason@redhat.com>
9852
9853         PR c++/48069
9854         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
9855         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
9856
9857 2011-03-11  Martin Jambor  <mjambor@suse.cz>
9858
9859         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
9860         cgraph_node.
9861
9862 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9863
9864         PR tree-optimization/48063
9865         * ipa-inline.c (cgraph_decide_inlining): Don't try to
9866         inline functions called once if !tree_can_inline_p (node->callers).
9867
9868 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
9869
9870         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
9871         extra_objs.
9872         * config/score/score3.c: Delete.
9873         * config/score/score3.h: Delete.
9874         * config/score/mul-div.S: Delete.
9875         * config/score/sfp-machine.h: Add new file.
9876         * config/score/constraints.md: Add new file.
9877         * config/score/t-score-softfp: Add new file.
9878         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
9879         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
9880         (score7_extra_constraint): Delete.
9881         (score7_option_override): Remove unused code.
9882         * config/score/score.c: Remove score3 and score5 define and code.
9883         * config/score/score.h: Remove score3 and score5 define and code.
9884         * config/score/score.md: Remove score3 template and unusual insn.
9885         * config/score/score.opt: Remove score3 and score5 options.
9886
9887 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9888
9889         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
9890         when _HPUX_SOURCE is defined.
9891         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
9892
9893 2011-03-10  Jason Merrill  <jason@redhat.com>
9894
9895         PR c++/48029
9896         * stor-layout.c (layout_type): Don't set structural equality
9897         on arrays of incomplete type.
9898         * tree.c (type_hash_eq): Handle comparing them properly.
9899
9900 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
9901
9902         PR debug/48043
9903         * config/s390/s390.c (s390_delegitimize_address): Make sure the
9904         result mode matches original rtl mode.
9905
9906 2011-03-10  Nick Clifton  <nickc@redhat.com>
9907
9908         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
9909         (andsi3, andsi3_flags): Fix timings for three operand alternative.
9910
9911 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
9912
9913         PR rtl-optimization/47866
9914         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
9915         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
9916         if target wasn't scalar.
9917         * function.c (assign_stack_temp_for_type): Assert that neither
9918         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
9919         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
9920         macro.
9921         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
9922
9923 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9924
9925         * config/s390/s390-protos.h (s390_label_align): New prototype.
9926         * config/s390/s390.c (s390_label_align): New function.
9927         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
9928
9929 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
9930
9931         PR target/47755
9932         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
9933         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
9934         (output_vec_const_move): Ditto.
9935
9936 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
9937
9938         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
9939         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
9940         * config/mips/mips.c (mips_preferred_reload_class): Make static.
9941         Change 'rclass' argument and result type to reg_class_t.
9942         (TARGET_PREFERRED_RELOAD_CLASS): Define.
9943
9944 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
9945
9946         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
9947         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
9948         (TARGET_MEMORY_MOVE_COST): Define.
9949         (avr_register_move_cost, avr_memory_move_cost): New Functions.
9950
9951 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
9952
9953         PR debug/47881
9954         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
9955         removed anything.
9956
9957         PR tree-optimization/48022
9958         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
9959         for EQ/NE_EXPR.
9960
9961 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
9962
9963         PR debug/47991
9964         * var-tracking.c (find_use_val): Return NULL for
9965         cui->sets && cui->store_p BLKmode MEMs.
9966
9967 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
9968
9969         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
9970         Remove.
9971         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
9972         xstormy16_print_operand_address): Remove.
9973         * config/stormy16/stormy16.c (xstormy16_print_operand,
9974         xstormy16_print_operand_address): Make static.
9975         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
9976
9977 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
9978
9979         PR target/47862
9980         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
9981         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
9982         before definition.
9983
9984 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
9985
9986         PR bootstrap/48000
9987         * cfgloopmanip.c (fix_bb_placements): Return immediately
9988         if FROM is BASE_LOOP's header.
9989
9990 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
9991
9992         * gimplify.c (gimplify_function_tree): Fix building calls
9993         to __builtin_return_address.
9994
9995 2011-03-07  Alan Modra  <amodra@gmail.com>
9996
9997         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
9998         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
9999         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
10000         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
10001         return_mode args.
10002         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
10003         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
10004         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
10005         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
10006         * config/rs6000/rs6000.c
10007         (rs6000_elf_end_indicate_exec_stack): Rename to..
10008         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
10009         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
10010         (rs6000_file_start): ..here.
10011         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
10012         file scope variables.
10013         (call_ABI_of_interest): New function.
10014         (init_cumulative_args): Set above vars when function return value
10015         is a float, vector, or small struct.
10016         (rs6000_function_arg_advance_1): Likewise for function args.
10017         (rs6000_va_start): Set rs6000_passes_float if variable arg function
10018         references float args.
10019
10020 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
10021
10022         * doc/cfg.texi: Remove "See" before @ref.
10023         * doc/invoke.texi: Likewise.
10024
10025 2011-03-05  Jason Merrill  <jason@redhat.com>
10026
10027         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
10028
10029 2011-03-05  Anthony Green  <green@moxielogic.com>
10030
10031         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
10032
10033 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
10034
10035         PR rtl-optimization/47899
10036         * cfgloopmanip.c (fix_bb_placements): Fix first argument
10037         to flow_loop_nested_p when moving the loop upward.
10038
10039 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
10040
10041         PR target/47719
10042         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
10043
10044 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
10045
10046         PR tree-optimization/47967
10047         * ipa-cp.c (build_const_val): Return NULL instead of creating
10048         VIEW_CONVERT_EXPR for mismatching sizes.
10049         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10050         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10051         give up on versioning.
10052
10053 2011-03-05  Alan Modra  <amodra@gmail.com>
10054
10055         PR target/47986
10056         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10057         full cmodel medium/large lo_sum + high addresses.
10058
10059 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10060
10061         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10062         pool references in UNSPEC_LTREL_OFFSET.
10063
10064 2011-03-04  Jan Hubicka  <jh@suse.cz>
10065
10066         PR lto/47497
10067         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10068         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10069         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10070         Add node pointers.
10071         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10072         cgraph_add_thunk): Add node pointers.
10073         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10074         associated to right node.
10075         (input_node): Update use of cgraph_same_body_alias
10076         and cgraph_add_thunk.
10077
10078 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10079
10080         * config/i386/i386.opt (mprefer-avx128): New flag.
10081         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10082         modes when the flag -mprefer-avx128 is on.
10083
10084 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10085
10086         * dwarf2out.c (compare_loc_operands): Fix address handling.
10087
10088 2011-03-04  Alan Modra  <amodra@gmail.com>
10089
10090         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10091
10092 2011-03-04  Richard Guenther  <rguenther@suse.de>
10093
10094         PR middle-end/47968
10095         * expmed.c (extract_bit_field_1): Prefer vector modes that
10096         vec_extract patterns can handle.
10097
10098 2011-03-04  Richard Guenther  <rguenther@suse.de>
10099
10100         PR middle-end/47975
10101         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10102
10103 2011-03-04  Richard Henderson  <rth@redhat.com>
10104
10105         * explow.c (emit_stack_save): Remove 'after' parameter.
10106         (emit_stack_restore): Likewise.
10107         * expr.h: Update to match.
10108         * builtins.c, calls.c, stmt.c: Likewise.
10109         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10110         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10111         * function.c (expand_function_end): Insert the emit_stack_save
10112         sequence before parm_birth_insn instead of after.
10113
10114 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10115
10116         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10117         (ssse3_pmaddubsw128): Ditto.
10118         (ssse3_pmaddubsw): Ditto.
10119
10120 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10121
10122         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10123
10124 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10125
10126         PR c/47963
10127         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10128         on TYPE_SIZE_UNIT if it is a DECL.
10129
10130         PR debug/47283
10131         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10132         first operand is not is_gimple_mem_ref_addr, try to fold it.
10133         If the operand still isn't is_gimple_mem_ref_addr, clear
10134         MEM_EXPR on op0.
10135
10136 2011-03-03  Richard Guenther  <rguenther@suse.de>
10137
10138         PR middle-end/47283
10139         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10140         match comment.
10141         (refs_may_alias_p_1): For release branches return true if
10142         we are confused by our input.
10143
10144 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10145
10146         * config/s390/s390.c (s390_function_value): Rename to ...
10147         (s390_function_and_libcall_value): ... this.
10148         (s390_function_value): New function.
10149         (s390_libcall_value): New function.
10150         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10151         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10152         target macro definitions.
10153         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10154
10155 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10156
10157         * config/i386/freebsd64.h (CC1_SPEC): Define.
10158         * config/i386/linux64.h (CC1_SPEC): Define.
10159         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10160
10161 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10162
10163         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10164         Remove.
10165         * config/stormy16/stormy16.c: Include reload.h.
10166         (xstormy16_memory_move_cost): New function.
10167         (TARGET_MEMORY_MOVE_COST): Define.
10168
10169 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10170
10171         PR rtl-optimization/47925
10172         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10173         with side effects.  Remove the more-specific check for volatile asms.
10174
10175 2011-03-02  Alan Modra  <amodra@gmail.com>
10176
10177         PR target/47935
10178         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10179         toc relative addresses for valid offsets.
10180
10181 2011-03-01  Richard Guenther  <rguenther@suse.de>
10182
10183         PR tree-optimization/47890
10184         * tree-vect-loop.c (get_initial_def_for_induction): Set
10185         related stmt properly.
10186
10187 2011-03-01  Richard Guenther  <rguenther@suse.de>
10188
10189         PR lto/47924
10190         * lto-streamer.c (lto_record_common_node): Also register
10191         the canonical type.
10192
10193 2011-03-01  Richard Guenther  <rguenther@suse.de>
10194
10195         PR lto/46911
10196         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10197         Do not stream DECL_ABSTRACT_ORIGIN.
10198         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10199         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10200         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10201         Do not stream DECL_ABSTRACT_ORIGIN.
10202         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10203         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10204
10205 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10206
10207         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10208         FUNCTION_VALUE_REGNO_P): Remove.
10209         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10210         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10211         Add 'outgoing' argument.
10212         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10213         function.
10214         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10215         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10216
10217 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10218
10219         PR debug/28047
10220         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10221         (lookup_filename): Likewise.
10222         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10223
10224 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10225             Jakub Jelinek  <jakub@redhat.com>
10226
10227         PR middle-end/47893
10228         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10229         (assign_stack_local_1): Change last argument type to int.
10230         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10231         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10232         don't record padding space into frame_space_list nor use those areas.
10233         (assign_stack_local): Adjust caller.
10234         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10235         of assign_stack_local, pass 0 as last argument.
10236         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10237         callers.
10238
10239 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10240
10241         PR debug/47283
10242         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10243         Use target address_mode and pointer_mode hooks instead of hardcoded
10244         Pmode and ptr_mode.  Handle some simple cases of extending if
10245         POINTERS_EXTEND_UNSIGNED < 0.
10246         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10247         Call convert_debug_memory_address.
10248         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10249         convert_debug_memory_address.
10250
10251         PR middle-end/46790
10252         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10253         * configure: Regenerated.
10254         * config.in: Regenerated.
10255         * varasm.c (default_function_section): Return NULL
10256         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10257
10258 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10259
10260         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10261         the description to match the printed values.
10262
10263 2011-02-28  Richard Guenther  <rguenther@suse.de>
10264
10265         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10266         of the copied scope tree.
10267
10268 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10269
10270         * doc/extend.texi (Function Attributes): Avoid deeply (and
10271         wrongly) nested tables.
10272
10273 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10274
10275         PR middle-end/47903
10276         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10277         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10278         r isn't op0 nor op1.
10279
10280 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10281
10282         * config/avr/avr.md: Remove magic comment for emacs.
10283
10284 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10285
10286         PR target/45261
10287         * config/avr/avr.c (avr_option_override): Use error on bad options.
10288         (avr_help): New function.
10289         (TARGET_HELP): Define.
10290
10291 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10292
10293         PR target/42240
10294         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10295         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10296
10297 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10298
10299         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10300         (ARM Options): Ditto.
10301         (i386 and x86-64 Options): Ditto.
10302         (RX Options): Ditto.
10303         (SPARC Options): Ditto.
10304
10305 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10306
10307         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10308         FreeBSD 6 and later.  Generally use cpu generic.
10309
10310 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10311
10312         * doc/cpp.texi: Update copyright years.
10313
10314 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10315
10316         PR target/46898
10317         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10318
10319 2011-02-25  Jon Beniston  <jon@beniston.com>
10320
10321         PR target/46898
10322         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10323         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10324         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10325         (lm32_block_move_inline): Add type cast to remove warning.
10326         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10327         (gen_int_relational): Move declarations to start of function.
10328
10329 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10330
10331         PR tree-optimization/45470
10332         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10333         can throw internally only.
10334         * tree-vect-stmts.c (vectorizable_call): Likewise.
10335
10336 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10337
10338         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10339         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10340         * config/stormy16/stormy16-protos.h
10341         (xstormy16_preferred_reload_class): Remove.
10342         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10343         static. Change 'rclass' argument and return type to reg_class_t.
10344         (TARGET_PREFERRED_RELOAD_CLASS,
10345         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10346
10347 2011-02-24  Richard Guenther  <rguenther@suse.de>
10348
10349         * lto-streamer-in.c (input_bb): Do not find referenced vars
10350         in debug statements.
10351
10352 2011-02-23  Jason Merrill  <jason@redhat.com>
10353
10354         * common.opt (fabi-version): Document v5 and v6.
10355
10356 2011-02-23  Richard Guenther  <rguenther@suse.de>
10357
10358         PR tree-optimization/47849
10359         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10360
10361 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10362
10363         * opts-common.c (decode_cmdline_option): Print empty string
10364         argument as "" in decoded->orig_option_with_args_text.
10365         * gcc.c (execute): Print empty string argument as ""
10366         in the verbose output.
10367         (do_spec_1): Keep empty string argument.
10368
10369 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10370
10371         * config.gcc: Declare score-* and crx-* obsolete.
10372
10373 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10374
10375         PR rtl-optimization/47763
10376         * web.c (web_main): Ignore naked clobber when replacing register.
10377
10378 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10379
10380         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10381         Remove.
10382
10383 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10384
10385         PR doc/47848
10386         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10387
10388 2011-02-22  Mike Stump  <mikestump@comcast.net>
10389
10390         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10391         assembler.
10392         * configure: Regenerate.
10393
10394 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10395
10396         PR rtl-optimization/46002
10397         * ira-color.c (update_copy_costs): Change class intersection
10398         test to reg_class_contents[] test of 'hard_regno'.
10399
10400 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10401
10402         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10403         than Driver option.
10404         * config/hpux11.opt (mt): Likewise.
10405         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10406         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10407         * config/vax/elf.opt (mno-asm-pic): Likewise.
10408         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10409
10410 2011-02-21  Mike Stump  <mikestump@comcast.net>
10411
10412         PR target/47822
10413         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10414         tree so we can get save the type.
10415         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10416         for CFString instead of trying to use past the end of the builtins.
10417         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10418         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10419         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10420         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10421         Rename to darwin_builtin_cfstring.
10422         (darwin_init_cfstring_builtins): Return the built type.
10423
10424 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10425
10426         PR target/47840
10427         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10428         (_mm256_insert_epi64): Use _mm_insert_epi64.
10429
10430 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10431
10432         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10433         * config/stormy16/stormy16-protos.h
10434         (xstormy16_mode_dependent_address_p): Remove.
10435         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10436         Make static. Change return type to bool. Change argument type to
10437         const_rtx. Remove dead code.
10438         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10439
10440 2011-02-21  Richard Guenther  <rguenther@suse.de>
10441
10442         PR lto/47820
10443         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10444         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10445         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10446         TUs context.
10447         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10448         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10449
10450 2011-02-20  Richard Guenther  <rguenther@suse.de>
10451
10452         PR lto/47822
10453         * tree.c (free_lang_data_in_decl): Clean builtins from
10454         the TU decl BLOCK_VARS.
10455
10456 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10457
10458         PR debug/47620
10459         PR debug/47630
10460         * haifa-sched.c (fix_tick_ready): Skip tick computation
10461         for debug insns.
10462
10463 2011-02-19  Richard Guenther  <rguenther@suse.de>
10464
10465         PR lto/47647
10466         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10467         Remove lazy BLOCK_VARS streaming.
10468         (lto_input_ts_block_tree_pointers): Likewise.
10469         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10470
10471 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10472
10473         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10474
10475 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10476
10477         * config/i386/biarch32.h, config/i386/mach.h,
10478         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10479
10480 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10481
10482         PR target/47800
10483         * config/i386/i386.md (peephole2 for shift and plus): Use
10484         operands[1] original mode in the first insn.
10485
10486 2011-02-18  Mike Stump  <mikestump@comcast.net>
10487
10488         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10489
10490 2011-02-18  Jan Hubicka  <jh@suse.cz>
10491
10492         PR middle-end/47788
10493         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10494         to zero when the function is not inlinable at all.
10495
10496 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10497
10498         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
10499         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10500         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
10501         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
10502         * config/pa/t-pa64: Likewise.
10503         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10504
10505 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10506
10507         PR driver/47787
10508         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
10509
10510 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10511
10512         PR target/47792
10513         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
10514
10515 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
10516
10517         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
10518         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
10519         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
10520         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
10521         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
10522         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
10523         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10524         m32r_load_postinc_p, m32r_store_preinc_predec_p,
10525         m32r_legitimate_address_p): New functions.
10526         * config/m32r/constraints.md (constraint "S"): Don't use
10527         STORE_PREINC_PREDEC_P.
10528         (constraint "U"): Don't use LOAD_POSTINC_P.
10529
10530 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
10531
10532         PR rtl-optimization/46178
10533         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
10534         compute ira_hard_regno_cover_class[].
10535
10536 2011-02-18  Richard Guenther  <rguenther@suse.de>
10537
10538         PR lto/47798
10539         * lto-streamer.h (lto_global_var_decls): Declare.
10540         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
10541         statics for global var processing.
10542
10543 2011-02-18  Richard Guenther  <rguenther@suse.de>
10544
10545         PR tree-optimization/47737
10546         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
10547         edge dominance check.
10548
10549 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10550
10551         PR debug/47780
10552         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
10553         avoid invalid rtx sharing.
10554
10555 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
10556
10557         * doc/cpp.texi (Obsolete Features): Add background on the
10558         origin of assertions.
10559
10560 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
10561
10562         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
10563         objc_abi == 2.
10564         * config/darwin.c (output_objc_section_asm_op): Added support for
10565         ABI v1 and v2.
10566         (is_objc_metadata): New.
10567         (darwin_objc2_section): New.
10568         (darwin_objc1_section): New.
10569         (machopic_select_section): Added support for ABI v1 and v2.
10570         (darwin_emit_objc_zeroed): New.
10571         (darwin_output_aligned_bss): Detect objc metadata and treat it
10572         appropriately.
10573         (darwin_asm_output_aligned_decl_common): Same.
10574         (darwin_asm_output_aligned_decl_local): Same.
10575         * config/darwin-sections.def: Updated for ABI v1 and v2.
10576         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
10577         compiling Objective-C code for the NeXT runtime, default to using
10578         ABI version 0 for 32-bit, and version 2 for 64-bit.
10579
10580 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10581
10582         * common.opt (optimize_fast): New Variable.
10583         * opts.c (default_options_optimization): Use opts->x_optimize_fast
10584         instead of local variable ofast.
10585
10586 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
10587
10588         * doc/invoke.texi (fobjc-abi-version): Documented.
10589         (fobjc-nilcheck): Documented.
10590         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
10591         version.
10592
10593 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10594
10595         PR driver/47390
10596         * common.opt (export-dynamic): New Driver option.
10597         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
10598
10599 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10600
10601         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10602
10603 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10604             Jan Hubicka  <jh@suse.cz>
10605
10606         PR debug/47106
10607         PR debug/47402
10608         * cfgexpand.c (account_used_vars_for_block): Remove.
10609         (estimated_stack_frame_size): Use referenced vars.
10610         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10611         that were referenced in the original function.  Test src_fn
10612         rather than cfun.  Drop redundant get_var_ann.
10613         (setup_one_parameter): Drop redundant get_var_ann.
10614         (declare_return_variable): Likewise.
10615         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10616         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10617         * ipa-inline.c (compute_inline_parameters): Do not compute
10618         disregard_inline_limits here.
10619         (compute_inlinable_for_current, pass_inlinable): New.
10620         (pass_inline_parameters): Require PROP_referenced_vars.
10621         * cgraphunit.c (cgraph_process_new_functions): Don't run
10622         compute_inline_parameters explicitly unless function is in SSA form.
10623         (cgraph_analyze_function): Set .disregard_inline_limits.
10624         * tree-sra.c (convert_callers): Compute inliner parameters
10625         only for functions already in SSA form.
10626
10627 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10628
10629         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10630         -mlittle-endian-data.
10631
10632 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10633
10634         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10635         -mno-fpu, not -fpu and -no-fpu.
10636         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10637         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10638
10639 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10640
10641         PR target/43653
10642         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10643         input reload with PLUS RTX.
10644
10645 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10646
10647         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10648         of InverseVar(MDMX).
10649
10650 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10651
10652         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10653         --m4-340.
10654
10655 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10656
10657         * config/mn10300/mn10300.opt (mno-crt0): New.
10658
10659 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10660
10661         * config/m68k/uclinux.opt (static-libc): New Driver option.
10662
10663 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10664
10665         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10666
10667 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10668
10669         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10670         %{muser-extend-enabled}.
10671
10672 2011-02-16  Richard Guenther  <rguenther@suse.de>
10673
10674         PR tree-optimization/47738
10675         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10676         the TODO from tree_predictive_commoning.
10677
10678 2011-02-15  Jeff Law  <law@redhat.com>
10679
10680         Revert
10681         2011-01-25  Jeff Law  <law@redhat.com>
10682
10683         PR rtl-optimization/37273
10684         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10685         handle them like argument loads from stack slots.  Do not double
10686         count memory for memory constants and argument loads from stack slots.
10687
10688 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10689
10690         PR middle-end/47725
10691         * combine.c (cant_combine_insn_p): Revert the last change.
10692
10693 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
10694
10695         PR target/47755
10696         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
10697         mode for vector constants.  Remove code that checks for TImode.
10698
10699 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10700
10701         PR debug/47106
10702         PR debug/47402
10703         * cgraph.h (compute_inline_parameters): Return void.
10704         * ipa-inline.c (compute_inline_parameters): Adjust.
10705
10706 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10707
10708         PR debug/47106
10709         PR debug/47402
10710         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
10711         rather than decl.
10712         * cfgexpand.c (estimated_stack_frame_size): Likewise.
10713         * ipa-inline.c (compute_inline_parameters): Adjust.
10714
10715 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10716
10717         PR debug/47106
10718         PR debug/47402
10719         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
10720         Adjust all users.  Pass FN to...
10721         * tree-flow-inline.h (first_referenced_var): ... this.  Add
10722         fn argument.
10723         * ipa-struct-reorg.c: Adjust.
10724         * tree-dfa.c: Adjust.
10725         * tree-into-ssa.c: Adjust.
10726         * tree-sra.c: Adjust.
10727         * tree-ssa-alias.c: Adjust.
10728         * tree-ssa-live.c: Adjust.
10729         * tree-ssa.c: Adjust.
10730         * tree-ssanames.c: Adjust.
10731         * tree-tailcall.c: Adjust.
10732
10733 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10734
10735         PR debug/47106
10736         PR debug/47402
10737         * tree-flow.h (referenced_var_lookup): Add fn parameter.
10738         Adjust all callers.
10739         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
10740         * tree-flow-inline.h: Adjust.
10741         * gimple-pretty-print.c: Adjust.
10742         * tree-into-ssa.c: Adjust.
10743         * tree-ssa.c: Adjust.
10744         * cfgexpand.c: Adjust.
10745
10746 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10747
10748         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
10749         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10750         (EXTRA_CONSTRAINT): Delete.
10751         * config/iq2000/constraints.md: New file.
10752         * config/iq2000/iq2000.md: Include it.
10753         (define_insn ""): Delete.
10754         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
10755         unsupported constraint letters from patterns.
10756         (call_value, call_value_internal1): Likewise.
10757         (call_value_multiple_internal1): Likewise.
10758
10759 2011-02-15  Nick Clifton  <nickc@redhat.com>
10760
10761         * config/mn10300/mn10300.c: Include tm-constrs.h.
10762         (struct liw_data): New data structure describing an LIW candidate
10763         instruction.
10764         (extract_bundle): Use struct liw_data.  Allow small integer
10765         operands for some instructions.
10766         (check_liw_constraints): Use struct liw_data.  Remove swapped
10767         parameter.  Add comments describing the checks.  Fix bug when
10768         assigning the source of liw1 to the source of liw2.
10769         (liw_candidate): Delete.  Code moved into extract_bundle.
10770         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
10771         before swapping.
10772         * config/mn10300/predicates.md (liw_operand): New predicate.
10773         Allows registers and small integer constants.
10774         * config/mn10300/constraints.md (O): New constraint.  Accetps
10775         integers in the range -8 to +7 inclusive.
10776         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
10777         for moving a small integer into a register.  Give this alternative
10778         LIW attributes.
10779         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
10780         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
10781         using the J,K,L and M constraints,
10782         (liw): Remove SI mode on second operands to allow for HI and QI
10783         mode values.
10784         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
10785         instruction.
10786
10787 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10788
10789         PR middle-end/47725
10790         * combine.c (cant_combine_insn_p): Check zero/sign extended
10791         hard registers.
10792
10793 2011-02-15  Richard Guenther  <rguenther@suse.de>
10794
10795         PR tree-optimization/47743
10796         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
10797         for a non-type-compatible VN lookup bail out.
10798
10799 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10800
10801         * config/fr30/constraints.md: New file.
10802         * config/fr30/fr30.md: Include it.
10803         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
10804         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10805         (EXTRA_CONSTRAINT): Delete.
10806
10807 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10808
10809         * config/frv/constraints.md: New file.
10810         * config/frv/predicates.md: Include it.
10811         * config/frv/frv.c (reg_class_from_letter): Delete.
10812         (frv_option_override): Don't initialize it.
10813         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
10814         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
10815         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10816         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10817         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
10818         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10819         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
10820         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
10821         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
10822         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
10823         (REG_CLASS_FROM_CONSTRAINT): Delete.
10824
10825 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
10826
10827         PR middle-end/47581
10828         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
10829         if frame size is 0 in a leaf function.
10830
10831 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10832
10833         PR pch/14940
10834         * config/alpha/host-osf.c: New file.
10835         * config/alpha/x-osf: New file.
10836         * config.host (alpha*-dec-osf*): Use it.
10837
10838 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10839
10840         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10841         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
10842         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
10843         (rx_mode_dependent_address_p): ...this. Make static. Change argument
10844         type to const_rtx.
10845         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10846
10847 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10848
10849         * config/stormy16/constraints.md: New file.
10850         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
10851         Use satisfies_constraint_Q and satisfies_constraint_R.
10852         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
10853         Delete.
10854         (xstormy16_legitiamte_address_p): Declare.
10855         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
10856         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10857         (EXTRA_CONSTRAINT): Delete.
10858         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10859         Un-staticize.
10860         (xstormy16_extra_constraint_p): Delete.
10861
10862 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
10863
10864         PR tree-optimization/46494
10865         * loop-unroll.c (split_edge_and_insert): Adjust comment.
10866         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
10867         (pass_rtl_loop_done): Add TODO_verify_flow.
10868         * fwprop.c (pass_rtl_fwprop): Likewise.
10869         * modulo-sched.c (pass_sms): Likewise.
10870         * tree-ssa-dom.c (pass_dominator): Likewise.
10871         * tree-ssa-loop-ch.c (pass_ch): Likewise.
10872         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
10873         (pass_tree_loop_done): Likewise.
10874         * tree-ssa-pre.c (execute_pre): Likewise.
10875         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10876         * tree-ssa-sink.c (pass_sink_code): Likewise.
10877         * tree-vrp.c (pass_vrp): Likewise.
10878
10879 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10880
10881         * config/v850/constraints.md: New file.
10882         * config/v850/v850.md: Include it.
10883         * config/v850/predicates.md (reg_or_0_operand): Use
10884         satisfies_constraint_G.
10885         (special_symbolref_operand): Use satisfies_constraint_K.
10886         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
10887         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10888         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
10889         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10890         (EXTRA_CONSTRAINT): Delete.
10891         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
10892         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
10893         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
10894
10895 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10896
10897         PR target/47696
10898         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
10899         description.
10900
10901 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10902
10903         * config/mcore/constraints.md: New file.
10904         * config/mcore/mcore.md: Include it.
10905         * config/mcore/mcore.c (reg_class_from_letter): Delete.
10906         * config/mcore/mcore.h (reg_class_from_letter): Delete.
10907         (REG_CLASS_FROM_LETTER): Delete.
10908         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
10909         insn_const_int_ok_for_constraint.
10910         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
10911         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
10912         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10913         (EXTRA_CONSTRAINT): Delete.
10914
10915 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10916
10917         PR ada/41929
10918         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
10919         (IS_SIGHANDLER): Define.
10920         (sparc64_is_sighandler): New function, split off from
10921         sparc64_fallback_frame_state.
10922         (sparc_is_sighandler): New function, split off from
10923         sparc_fallback_frame_state.
10924         (sparc64_fallback_frame_state): Merge with ...
10925         (sparc_fallback_frame_state): ... this into ...
10926         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
10927         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
10928         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
10929         stack instead of hardcoded offsets.
10930
10931 2011-02-14  Andriy Gapon  <avg@freebsd.org>
10932
10933         PR target/45808
10934         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
10935
10936 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10937
10938         * configure: Regenerate.
10939
10940 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
10941
10942         PR driver/45731
10943         * gcc.c (asm_options): Correct spec matching --target-help.
10944
10945 2011-02-12  Martin Jambor  <mjambor@suse.cz>
10946
10947         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
10948         to gimple call error.
10949
10950 2011-02-12  Mike Stump  <mikestump@comcast.net>
10951
10952         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
10953         comments in backslash regions.
10954
10955 2011-02-12  Mike Stump  <mikestump@comcast.net>
10956             Jakub Jelinek  <jakub@redhat.com>
10957             Iain Sandoe  <iains@gcc.gnu.org>
10958
10959         PR target/47324
10960         * dwarf2out.c (output_cfa_loc): When required, apply the
10961         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
10962         (output_loc_sequence): Likewise.
10963         (output_loc_operands_raw): Likewise.
10964         (output_loc_sequence_raw): Likewise.
10965         (output_cfa_loc): Likewise.
10966         (output_loc_list): Suppress register number adjustment when
10967         calling output_loc_sequence()
10968         (output_die): Likewise.
10969
10970 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
10971
10972         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10973         Remove macros.
10974         * config/xtensa/xtensa.c (xtensa_register_move_cost,
10975         xtensa_memory_move_cost): New functions.
10976         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
10977
10978 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
10979
10980         PR lto/47225
10981         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
10982         in the current directory.
10983         * configure: Rebuilt.
10984
10985 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10986
10987         * config/darwin.c (darwin_override_options): Add a hunk missed
10988         from the commit of r168571.  Trim comment line lengths and
10989         correct indents of the preceding block.
10990
10991 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10992
10993         * gcc.c (driver_handle_option): Concatenate the argument to -F with
10994         the switch.
10995
10996 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10997
10998         * common.opt (nostartfiles): New Driver option.
10999
11000 2011-02-11  Xinliang David Li  <davidxl@google.com>
11001
11002         PR tree-optimization/47707
11003         * tree-chrec.c (convert_affine_scev): Keep type precision.
11004
11005 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
11006
11007         PR tree-optimization/47420
11008         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
11009
11010 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
11011
11012         PR rtl-optimization/47614
11013         * rtl.h (check_for_inc_dec): Declare.
11014         * dse.c (check_for_inc_dec): Externalize...
11015         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
11016         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
11017
11018 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11019
11020         PR driver/47678
11021         * gcc.c (main): Do not compile inputs if there were errors in
11022         option handling.
11023         * opts-common.c (read_cmdline_option): Check for wrong language
11024         after other error checks.
11025
11026 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
11027
11028         * cgraph.c: Fix comment typos.
11029         * cgraph.h: Likewise.
11030         * cgraphunit.c: Likewise.
11031         * ipa-cp.c: Likewise.
11032         * ipa-inline.c: Likewise.
11033         * ipa-prop.c: Likewise.
11034         * ipa-pure-const.c: Likewise.
11035         * ipa-ref.c: Likewise.
11036         * ipa-reference.c: Likewise.
11037
11038 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
11039
11040         PR debug/47684
11041         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
11042
11043 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11044
11045         PR testsuite/47400
11046         * doc/sourcebuild.texi (Require Support): Document
11047         dg-require-ascii-locale.
11048
11049 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11050
11051         * doc/lto.texi (Write summary): Fix missing parentheses.
11052
11053 2011-02-10  DJ Delorie  <dj@redhat.com>
11054
11055         * config/m32c/m32c.c (m32c_option_override): Disable
11056         -fcombine-stack-adjustments until flag value tracking and compare
11057         optimization can be rewritten.
11058
11059 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11060
11061         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11062         PROCESSOR_POWER7.
11063         (PROCESSOR_DEFAULT64): Likewise.
11064
11065 2011-02-10  Richard Henderson  <rth@redhat.com>
11066
11067         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11068         change from 2011-02-03.
11069         * config/rx/rx.c (flags_from_code): Likewise.
11070         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11071         is valid, n/pz otherwise.
11072         (rx_select_cc_mode): Return CCmode if Y is not zero.
11073
11074 2011-02-10  Richard Guenther  <rguenther@suse.de>
11075
11076         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11077
11078 2011-02-10  Richard Guenther  <rguenther@suse.de>
11079
11080         PR tree-optimization/47677
11081         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11082
11083 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11084
11085         PR target/47665
11086         * combine.c (make_compound_operation): Only change shifts into
11087         multiplication for SCALAR_INT_MODE_P.
11088
11089 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11090
11091         PR testsuite/47622
11092         Revert
11093         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11094         PR debug/42631
11095         * web.c (entry_register): Don't clobber the number of the
11096         first uninitialized reference in used[].
11097
11098 2011-02-09  Richard Guenther  <rguenther@suse.de>
11099
11100         PR tree-optimization/47664
11101         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11102         all edges again.
11103
11104 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11105
11106         PR target/46481
11107         PR target/47032
11108         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11109         PROCESSOR_POWER7.
11110         (PROCESSOR_DEFAULT64): Same.
11111         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11112
11113 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11114
11115         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11116
11117 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11118
11119         PR middle-end/45505
11120         * tree-sra.c (struct access): New flags grp_scalar_read and
11121         grp_scalar_write.  Changed description of assignment read and write
11122         flags.
11123         (dump_access): Dump new flags, reorder all of them.
11124         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11125         to detect multiple scalar reads.
11126         (analyze_access_subtree): Use the new scalar read write flags instead
11127         of the old flags.  Adjusted comments.
11128
11129 2011-02-08  DJ Delorie  <dj@redhat.com>
11130
11131         PR target/47548
11132         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11133         patterns.
11134
11135 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11136
11137         * config/m68k/uclinux.opt: New.
11138         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11139
11140 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11141
11142         * config/cris/elf.opt (sim): New Driver option.
11143
11144 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11145
11146         * config/xtensa/elf.opt: New.
11147         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11148
11149 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11150
11151         * config/vax/elf.opt: New.
11152         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11153
11154 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11155
11156         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11157
11158 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11159
11160         * config/gnu-user.opt: New.
11161         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11162         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11163         *-*-uclinux*): Use gnu-user.opt.
11164
11165 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11166
11167         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11168         * config/i386/gnu.h (CPP_SPEC): Likewise.
11169
11170 2011-02-08  Ian Lance Taylor  <iant@google.com>
11171
11172         * common.opt (fcx-limited-range): Add SetByCombined flag.
11173         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11174         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11175         (fassociative-math, freciprocal-math): Likewise.
11176         (funsafe-math-optimizations): Likewise.
11177         * opth-gen.awk: Handle SetByCombined.
11178         * optc-gen.awk: Likewise.
11179         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11180         (set_unsafe_math_optimizations_flags): Likewise.
11181         * doc/options.texi (Option properties): Document SetByCombined.
11182
11183 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11184
11185         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11186         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11187         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11188         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11189         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11190
11191 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11192
11193         PR tree-optimization/46834
11194         PR tree-optimization/46994
11195         PR tree-optimization/46995
11196         * graphite-sese-to-poly.c (used_outside_reduction): New.
11197         (detect_commutative_reduction): Call used_outside_reduction.
11198         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11199         translate_scalar_reduction_to_array only when at least one
11200         loop-phi/close-phi tuple has been detected.
11201
11202 2011-02-08  Richard Guenther  <rguenther@suse.de>
11203
11204         PR middle-end/47639
11205         * tree-vect-generic.c (expand_vector_operations_1): Update
11206         stmts here ...
11207         (expand_vector_operations): ... not here.  Cleanup EH info
11208         and the CFG if required.
11209
11210 2011-02-08  Richard Guenther  <rguenther@suse.de>
11211
11212         PR tree-optimization/47641
11213         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11214         require type compatibility.
11215
11216 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11217
11218         * gimple-low.c (lower_function_body): Don't remove the location of
11219         the return statement here.
11220         (lower_gimple_return): Do it here instead but only if the return
11221         statement is actually used twice.
11222
11223 2011-02-08  Richard Guenther  <rguenther@suse.de>
11224
11225         PR tree-optimization/47632
11226         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11227         unused up_to_stmt parameter, return whether cfg-cleanup is
11228         necessary, remove EH info properly.
11229         (forward_propagate_into_gimple_cond): Adjust caller.
11230         (forward_propagate_into_cond): Likewise.
11231         (forward_propagate_comparison): Likewise.
11232         (tree_ssa_forward_propagate_single_use_vars): Make
11233         forward_propagate_comparison case similar to the two others.
11234
11235 2011-02-08  Nick Clifton  <nickc@redhat.com>
11236
11237         * config/mn10300/mn10300.opt (mliw): New command line option.
11238         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11239         (liw_bundling): New automaton.
11240         (liw): New attribute.
11241         (liw_op): New attribute.
11242         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11243         (movsi_internal): Add LIW attributes.
11244         (andsi3): Likewise.
11245         (iorsi3): Likewise.
11246         (xorsi3): Likewise.
11247         (addsi3): Separate register and immediate alternatives.
11248         Add LIW attributes.
11249         (subsi3): Likewise.
11250         (cmpsi): Likewise.
11251         (aslsi3): Likewise.
11252         (lshrsi3): Likewise.
11253         (ashrsi3): Likewise.
11254         (liw): New pattern.
11255         * config/mn10300/mn10300.c (liw_op_names): New
11256         (mn10300_print_operand): Handle 'W' operand descriptor.
11257         (extract_bundle): New function.
11258         (check_liw_constraints): New function.
11259         (liw_candidate): New function.
11260         (mn10300_bundle_liw): New function.
11261         (mn10300_reorg): New function.
11262         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11263         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11264         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11265         __LIW__ or __NO_LIW__.
11266         * doc/invoke.texi: Describe the -mliw command line option.
11267
11268 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11269
11270         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11271         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11272         pthread_mutex_unlock): Remove.
11273         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11274         * config/pa/t-pa64: Likewise.
11275         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11276         shared libc if not linking against libpthread.
11277         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11278
11279 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11280
11281         PR target/47558
11282         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11283         on 10.6 and later to ensure that we always use the unwinder from
11284         the system.  Only add -no_compact_unwind when tarteting darwin
11285         10.6 or later.
11286
11287 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11288
11289         PR target/46997
11290         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11291         (vec_interleave_lowv2sf): Ditto.
11292         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11293         (vec_extract_oddv2sf): Ditto.
11294
11295 2011-02-07  Mike Stump  <mikestump@comcast.net>
11296
11297         PR target/42333
11298         Add __ieee_divdc3 entry point.
11299         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11300         entry point.
11301         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11302         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11303         * config/darwin.c (darwin_rename_builtins): Add.
11304         * config/darwin-protos.h (darwin_rename_builtins): Add.
11305
11306 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11307
11308         PR target/47636
11309         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11310         for the condition.
11311
11312 2011-02-07  Mike Stump  <mikestump@comcast.net>
11313
11314         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11315
11316 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11317
11318         PR target/47534
11319         * config/avr/libgcc.S (exit): Move .endfunc
11320
11321 2011-02-07  Richard Guenther  <rguenther@suse.de>
11322
11323         PR tree-optimization/47615
11324         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11325         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11326         (run_scc_vn): Initialize it.
11327         (visit_reference_op_load): Use it.
11328         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11329
11330 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11331
11332         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11333         DImode trapping arithmetic libfuncs.
11334
11335 2011-02-07  Richard Guenther  <rguenther@suse.de>
11336
11337         PR tree-optimization/47621
11338         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11339         two duplicates ...
11340         (execute_update_addresses_taken): ... here.  Make it more
11341         conservative in what we accept.
11342
11343 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11344
11345         * config/sparc/freebsd.h (ASM_SPEC): Define.
11346         * config/sparc/vxworks.h (ASM_SPEC): Define.
11347
11348 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11349
11350         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11351
11352 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11353
11354         * doc/invoke.texi: Remove reference to compiler internals from
11355         user documentation.
11356
11357         * reg-notes.def: Remove REG_VALUE_PROFILE.
11358         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11359
11360 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11361
11362         PR middle-end/47610
11363         * varasm.c (default_section_type_flags): If decl is NULL,
11364         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11365
11366 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11367
11368         PR debug/42631
11369         * web.c (entry_register): Don't clobber the number of the
11370         first uninitialized reference in used[].
11371
11372 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11373
11374         PR tree-optimization/46194
11375         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11376         (build_classic_dist_vector_1): Do not represent classic distance
11377         vectors when the access functions are variating in different loops.
11378
11379 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11380
11381         * config/mips/iris6.opt: New.
11382         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11383
11384 2011-02-04  Richard Henderson  <rth@redhat.com>
11385             Steve Ellcey  <sje@cup.hp.com>
11386
11387         PR target/46997
11388         * config/ia64/predicates.md (mux1_brcst_element): New.
11389         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11390         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11391         (ia64_unpack_sign): New.
11392         (ia64_expand_unpack): Rewrite using new routines.
11393         (ia64_expand_widen_sum): Ditto.
11394         (ia64_expand_dot_prod_v8qi): Ditto.
11395         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11396         routines, add endian check.
11397         (pmpy2_even): Rename from pmpy2_r, add endian check.
11398         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11399         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11400         (vec_widen_smult_hi_v4hi): Ditto.
11401         (vec_widen_umult_lo_v4hi): Ditto.
11402         (vec_widen_umult_hi_v4hi): Ditto.
11403         (mulv2si3): Change endian checks.
11404         (sdot_prodv4hi): Rewrite with new calls.
11405         (udot_prodv4hi): New.
11406         (vec_pack_ssat_v4hi): Add endian check.
11407         (vec_pack_usat_v4hi): Ditto.
11408         (vec_pack_ssat_v2si): Ditto.
11409         (max1_even): Rename from max1_r, add endian check.
11410         (max1_odd): Rename from max1_l, add endian check.
11411         (*mux1_rev): Format change.
11412         (*mux1_mix): Ditto.
11413         (*mux1_shuf): Ditto.
11414         (*mux1_alt): Ditto.
11415         (*mux1_brcst_v8qi): Use new predicate.
11416         (vec_extract_evenv8qi): Remove endian check.
11417         (vec_extract_oddv8qi): Ditto.
11418         (vec_interleave_lowv4hi): Format change.
11419         (vec_interleave_highv4hi): Ditto.
11420         (mix2_even): Rename from mix2_r, add endian check.
11421         (mix2_odd): Rename from mux2_l, add endian check.
11422         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11423         (vec_extract_evenodd_helper): Format change.
11424         (vec_extract_evenv4hi): Remove endian check.
11425         (vec_extract_oddv4hi): Remove endian check.
11426         (vec_interleave_lowv2si): Format change.
11427         (vec_interleave_highv2si): Format change.
11428         (vec_initv2si): Remove endian check.
11429         (vecinit_v2si): Add endian check.
11430         (reduc_splus_v2sf): Add endian check.
11431         (reduc_smax_v2sf): Ditto.
11432         (reduc_smin_v2sf): Ditto.
11433         (vec_initv2sf): Remove endian check.
11434         (fpack): Add endian check.
11435         (fswap): Add endian check.
11436         (vec_interleave_highv2sf): Add endian check.
11437         (vec_interleave_lowv2sf): Add endian check.
11438         (fmix_lr): Add endian check.
11439         (vec_setv2sf): Format change.
11440         (*vec_extractv2sf_0_be): Use shift to extract operand.
11441         (*vec_extractv2sf_1_be): New.
11442         (vec_pack_trunc_v4hi): Add endian check.
11443         (vec_pack_trunc_v2si): Format change.
11444
11445 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11446
11447         PR inline-asm/23200
11448         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11449         do bb, locus and block comparison and disallow loads if it is not set.
11450         (stmt_is_replaceable_p): New function.
11451         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11452         callers.
11453         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11454         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11455         SSA_NAME_DEF_STMT.
11456         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11457
11458 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11459
11460         * config/rs6000/xilinx.opt: New.
11461         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11462
11463 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11464
11465         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11466
11467 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11468
11469         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11470         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11471         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11472         secondary_reload_info, xtensa_secondary_reload): Remove.
11473         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11474         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11475         (xtensa_preferred_reload_class): Make static. Change return and
11476         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11477         Use CONST_DOUBLE_P predicate.
11478         (xtensa_preferred_output_reload_class): New function.
11479         (xtensa_secondary_reload): Make static.
11480
11481 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11482
11483         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11484         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11485         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11486
11487 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11488
11489         PR middle-end/31490
11490         * output.h (SECTION_RELRO): Define.
11491         (SECTION_MACH_DEP): Adjust.
11492         (get_variable_section): New prototype.
11493         * varpool.c (varpool_finalize_named_section_flags): New function.
11494         (varpool_assemble_pending_decls): Call it.
11495         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
11496         * cgraphunit.c (cgraph_output_in_order): Call
11497         varpool_finalize_named_section_flags.
11498         * varasm.c (get_section): Allow section flags conflicts between
11499         relro and read-only sections if the section hasn't been declared yet.
11500         Set SECTION_OVERRIDE after diagnosing section type conflict.
11501         (get_variable_section): No longer static.
11502         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
11503         readonly sections that need relocations.
11504         (decl_readonly_section_1): New function.
11505         (decl_readonly_section): Use it.
11506
11507         Revert:
11508         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
11509                     Steve Ellcey  <sje@cup.hp.com>
11510
11511         PR middle-end/31490
11512         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
11513         if section attribute used.
11514
11515 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11516
11517         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
11518         * config/darwin.c (SECTION_NO_ANCHOR): Define.
11519         (darwin_init_sections): Remove assertion.
11520
11521 2011-02-03  Nick Clifton  <nickc@redhat.com>
11522
11523         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
11524         lt and ge.
11525         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
11526         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
11527         instead of "n" and "pz".
11528         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
11529         CC_FLAG_S.
11530
11531 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11532
11533         PR target/47312
11534         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
11535         fma, expand FMA_EXPR as fma{,f,l} call.
11536
11537         PR lto/47274
11538         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
11539         copy them into a unsigned char variable and pass address of it to
11540         lto_output_data_stream.
11541
11542         PR target/47564
11543         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
11544         around backend_init_target and lang_dependent_init_target calls.
11545         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
11546         (verify_cgraph_node): Don't call set_cfun here.  Use
11547         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
11548         Set error_found for incorrectly represented calls to thunks.
11549
11550 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11551
11552         PR debug/43092
11553         PR rtl-optimization/43494
11554         * rtl.h (for_each_inc_dec_fn): New type.
11555         (for_each_inc_dec): Declare.
11556         * rtlanal.c (struct for_each_inc_dec_ops): New type.
11557         (for_each_inc_dec_find_inc_dec): New fn.
11558         (for_each_inc_dec_find_mem): New fn.
11559         (for_each_inc_dec): New fn.
11560         * dse.c (struct insn_size): Remove.
11561         (replace_inc_dec, replace_inc_dec_mem): Remove.
11562         (emit_inc_dec_insn_before): New fn.
11563         (check_for_inc_dec): Use it, along with for_each_inc_dec.
11564         (canon_address): Pass mem modes to cselib_lookup.
11565         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
11566         (cselib_lookup_from_insn): Likewise.
11567         (cselib_subst_to_values): Likewise.
11568         * cselib.c (find_slot_memmode): New var.
11569         (cselib_find_slot): New fn.  Use it instead of
11570         htab_find_slot_with_hash everywhere.
11571         (entry_and_rtx_equal_p): Use find_slot_memmode.
11572         (autoinc_split): New fn.
11573         (rtx_equal_for_cselib_p): Rename and implement in terms of...
11574         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
11575         Deal with autoinc.  Special-case recursion into MEMs.
11576         (cselib_hash_rtx): Likewise.
11577         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
11578         address and MEM modes.
11579         (cselib_subst_to_values): Add memmode, pass it on.
11580         Deal with autoinc.
11581         (cselib_lookup): Add memmode argument, pass it on.
11582         (cselib_lookup_from_insn): Add memmode.
11583         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
11584         (struct cselib_record_autoinc_data): New.
11585         (cselib_record_autoinc_cb): New fn.
11586         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
11587         mode to cselib_lookup.  Reset autoinced REGs here instead of...
11588         (cselib_process_insn): ... here.
11589         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
11590         to cselib_lookup.
11591         (add_uses): Likewise, also to cselib_subst_to_values.
11592         (add_stores): Likewise.
11593         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
11594         cselib_subst_to_values.
11595         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
11596         * gcse.c (do_local_cprop): Adjusted.
11597         * postreload.c (reload_cse_simplify_set): Adjusted.
11598         (reload_cse_simplify_operands): Adjusted.
11599         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11600
11601 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11602
11603         PR tree-optimization/45122
11604         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11605         unsafe assumptions when there's more than one loop exit.
11606
11607 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11608
11609         PR target/47272
11610         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11611         Document using vector double with the load/store builtins, and
11612         that the load/store builtins always use Altivec instructions.
11613
11614         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11615         to use altivec memory instructions, even on VSX.
11616         (vector_altivec_store_<mode>): Ditto.
11617
11618         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11619         function.
11620
11621         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11622         V2DF, V2DI support to load/store overloaded builtins.
11623
11624         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11625         altivec load/store builtins for V2DF/V2DI types.
11626
11627         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11628         set avoid indexed addresses on power6 if -maltivec.
11629         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11630         vector_altivec_load/vector_altivec_store builtins.
11631         (altivec_expand_st_builtin): Ditto.
11632         (altivec_expand_builtin): Add VSX memory builtins.
11633         (rs6000_init_builtins): Add V2DI types to internal types.
11634         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11635         load/store builtins.
11636         (rs6000_address_for_altivec): Insure memory address is appropriate
11637         for Altivec.
11638
11639         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11640         vec_vsx_ld and vec_vsx_st.
11641         (vsx_store_<mode>): Ditto.
11642
11643         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11644         variables to hold long long types for VSX vector memory builtins.
11645         (RS6000_BTI_unsigned_long_long): Ditto.
11646         (long_long_integer_type_internal_node): Ditti.
11647         (long_long_unsigned_type_internal_node): Ditti.
11648
11649         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11650         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11651         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11652
11653         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11654         short cuts.
11655         (vec_vsx_st): Ditto.
11656
11657 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11658
11659         * config/pa/pa-hpux10.opt: New.
11660         * config/hpux11.opt (pthread): New Driver option.
11661         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11662         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11663
11664 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11665
11666         * config/ia64/vms.opt: New.
11667         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11668
11669 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11670
11671         PR target/47580
11672         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11673         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11674         generator functions.
11675         (vsx_floatuns<VSi><mode>2): Ditto.
11676         (vsx_fix_trunc<mode><VSi>2): Ditto.
11677         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11678
11679 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11680
11681         * config/i386/djgpp.opt (posix): New Driver option.
11682
11683 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
11684
11685         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
11686         Move to the unsupported targets list.
11687
11688 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
11689
11690         PR rtl-optimization/47525
11691         * df-scan.c: Update copyright years.
11692         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
11693         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
11694
11695 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11696
11697         * config/i386/sysv4.h (TARGET_VERSION): Remove.
11698         (SUBTARGET_RETURN_IN_MEMORY): Remove.
11699         (ASM_OUTPUT_ASCII): Remove.
11700         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
11701
11702 2011-02-02  Jeff Law  <law@redhat.com>
11703
11704         PR middle-end/47543
11705         * reload.c (find_reloads_address): Handle reg+d address where both
11706         components are invalid by reloading the entire address.
11707
11708 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11709             Richard Guenther  <rguenther@suse.de>
11710
11711         PR tree-optimization/40979
11712         PR bootstrap/47044
11713         * passes.c (init_optimization_passes): After LIM call copy_prop
11714         and DCE to clean up.
11715         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
11716
11717 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11718
11719         PR tree-optimization/47576
11720         PR tree-optimization/47555
11721         * doc/invoke.texi (scev-max-expr-complexity): Documented.
11722         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11723         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
11724         * tree-scalar-evolution.c (follow_ssa_edge): Use
11725         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
11726
11727 2011-02-02  Richard Guenther  <rguenther@suse.de>
11728
11729         PR tree-optimization/47566
11730         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
11731
11732 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11733
11734         PR debug/47106
11735         PR debug/47402
11736         * tree-inline.c (declare_return_variable): Remove unused caller
11737         variable.
11738
11739         PR debug/47106
11740         PR debug/47402
11741         * tree-flow-inline.h (clear_is_used, is_used_p): New.
11742         * cfgexpand.c (account_used_vars_for_block): Use them.
11743         * tree-nrv.c (tree_nrv): Likewise.
11744         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
11745         (dump_scope_block): Likewise.
11746         (remove_unused_locals): Likewise.
11747
11748         PR debug/47106
11749         PR debug/47402
11750         * tree-inline.c (declare_return_variable): Add result decl to
11751         local decls only once.
11752         * gimple-low.c (record_vars_into): Mark newly-created variables
11753         as referenced.
11754
11755 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11756
11757         PR debug/47498
11758         PR debug/47501
11759         PR debug/45136
11760         PR debug/45130
11761         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11762         debug insns.
11763         (no_real_insns_p, schedule_block, set_priorities): Drop special
11764         treatment of boundary debug insns.
11765         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11766         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
11767         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11768         (BOUNDARY_DEBUG_INSN_P): Likewise.
11769         (SCHEDULE_DEBUG_INSN_P): Likewise.
11770         * sched-rgn.c (init_ready_list): Drop special treatment of
11771         boundary debug insns.
11772         * final.c (rest_of_clean_state): Clear notes' BB.
11773
11774 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11775
11776         * config/openbsd.opt (assert=): New Driver option.
11777
11778 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11779
11780         * config/i386/nto.opt: New.
11781         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
11782
11783 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11784
11785         * config/i386/netware.opt: New.
11786         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
11787
11788 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11789
11790         * config/interix.opt (posix): New Driver option.
11791
11792 2011-02-01  DJ Delorie  <dj@redhat.com>
11793
11794         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
11795
11796         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
11797         class for A0/A1.
11798
11799 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
11800
11801         PR tree-optimization/47561
11802         * toplev.c (process_options): Print the Graphite flags.  Add
11803         flag_loop_flatten to the list of options requiring Graphite.
11804
11805 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11806
11807         * config/i386/cygming.opt (posix): New Driver option.
11808
11809 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11810
11811         * config/arm/vxworks.opt: New.
11812         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
11813
11814 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11815
11816         * config/alpha/elf.opt: New.
11817         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
11818         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
11819
11820 2011-02-01  Richard Guenther  <rguenther@suse.de>
11821
11822         PR tree-optimization/47559
11823         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
11824         store-motion on references that can throw.
11825
11826 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
11827
11828         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
11829         * tree-pass.h (TDF_CSELIB): New macro.
11830         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
11831         cselib_lookup): Check for it rather than for TDF_DETAILS.
11832
11833 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
11834
11835         PR driver/47547
11836         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
11837         is HOST_BIT_BUCKET.
11838
11839         * opts.c (finish_options): Don't add x_aux_base_name if it is
11840         HOST_BIT_BUCKET.
11841
11842 2011-02-01  Richard Guenther  <rguenther@suse.de>
11843
11844         PR tree-optimization/47555
11845         Revert
11846         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
11847
11848         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11849
11850 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11851
11852         PR gcc/46692
11853         * config/lm32/t-lm32: Add multilib for all CPU options.
11854
11855 2011-02-01  Richard Guenther  <rguenther@suse.de>
11856
11857         PR tree-optimization/47541
11858         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11859         sure to have a field at offset zero.
11860
11861 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11862
11863         * config/arc/arc.opt (EB, EL): New Driver options.
11864
11865 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11866
11867         * config/alpha/osf5.opt: New.
11868         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
11869
11870 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11871
11872         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
11873
11874 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
11875
11876         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
11877         -floop-interchange.
11878         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
11879         is an alias of -floop-interchange and that it requires the
11880         Graphite infrastructure.
11881         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
11882         flag_loop_interchange based on the value of flag_tree_loop_linear.
11883
11884 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
11885             Richard Guenther  <rguenther@suse.de>
11886
11887         PR tree-optimization/47538
11888         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
11889         type instead of r1type, except for comparisons.  For right
11890         shifts and comparisons punt if there are mismatches in
11891         sizetype vs. non-sizetype types.
11892
11893 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11894
11895         * doc/sourcebuild.texi (Effective-Target Keywords): Document
11896         avx_runtime.
11897
11898 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11899
11900         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
11901         version number.
11902         * configure: Regenerate.
11903
11904 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11905
11906         * configure.ac (gcc_cv_ld_static_option): Define.
11907         (gcc_cv_ld_dynamic_option): Define.
11908         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
11909         instead.
11910         (HAVE_LD_STATIC_DYNAMIC): Update message.
11911         (LD_STATIC_OPTION): Define.
11912         (LD_DYNAMIC_OPTION): Define.
11913         * configure: Regenerate.
11914         * config.in: Regenerate.
11915         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
11916         HAVE_LD_STATIC_DYNAMIC]: Use them.
11917
11918 2011-01-31  Nick Clifton  <nickc@redhat.com>
11919
11920         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
11921         registers inside interrupt handlers if the handler is not a leaf
11922         function.
11923
11924 2011-01-31  Nick Clifton  <nickc@redhat.com>
11925
11926         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
11927         reg_renumber returning an INVALID_REGNUM.
11928
11929 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11930
11931         PR libgcj/44341
11932         * doc/install.texi: Document host options discarded when cross
11933         configuring target libraries.
11934
11935 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11936
11937         Reverted:
11938         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
11939         PR debug/45136
11940         PR debug/45130
11941         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11942         debug insns.
11943         (no_real_insns_p, schedule_block, set_priorities): Drop special
11944         treatment of boundary debug insns.
11945         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11946         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
11947         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11948         (BOUNDARY_DEBUG_INSN_P): Likewise.
11949         (SCHEDULE_DEBUG_INSN_P): Likewise.
11950         * sched-rgn.c (init_ready_list): Drop special treatment of
11951         boundary debug insns.
11952         * final.c (rest_of_clean-state): Clear notes' BB.
11953
11954 2011-01-31  Alan Modra  <amodra@gmail.com>
11955
11956         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
11957         toc relative expressions as we do in print_operand_address.
11958
11959 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
11960
11961         * doc/extend.texi: Follow spelling conventions.
11962         * doc/invoke.texi: Fix a typo.
11963
11964 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
11965
11966         * config/hpux11.opt: New.
11967         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
11968         ia64*-*-hpux*): Use hpux11.opt.
11969
11970 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
11971
11972         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
11973         to tmake_file.
11974
11975 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11976
11977         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
11978         support sites.
11979
11980 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11981
11982         * doc/install.texi (Binaries): Remove outdated reference for
11983         Motorola 68HC11/68HC12 downloads.
11984
11985 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11986
11987         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
11988         Drepper's paper.
11989
11990 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
11991
11992         PR bootstrap/47147
11993         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
11994         used by NetBSD.
11995
11996 2011-01-28  Ahmad Sharif  <asharif@google.com>
11997
11998         * value-prof.c (check_counter): Corrected error message.
11999
12000 2011-01-29  Jie Zhang  <jie@codesourcery.com>
12001
12002         * config/arm/arm.c (arm_legitimize_reload_address): New.
12003         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12004         arm_legitimize_reload_address.
12005         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
12006
12007 2011-01-28  Ian Lance Taylor  <iant@google.com>
12008
12009         * godump.c (go_define): Ignore macros whose definitions include
12010         two adjacent operands.
12011
12012 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
12013
12014         PR target/42894
12015         * varasm.c (force_const_mem): Store copy of x in desc->constant
12016         instead of x itself.
12017         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
12018         itself into REG_EQUAL note.
12019
12020 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
12021
12022         * config/freebsd.opt (posix, rdynamic): New Driver options.
12023
12024 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12025
12026         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
12027         -Bstatic/-Bdynamic.
12028         * configure: Regenerate.
12029
12030 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
12031
12032         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
12033         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
12034
12035 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
12036
12037         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
12038         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
12039         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12040         (s390_preferred_reload_class): Make static. Change return and
12041         'rclass' argument type to reg_class_t.
12042
12043 2011-01-27  Jan Hubicka  <jh@suse.cz>
12044
12045         PR middle-end/46949
12046         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12047         (process_function_and_variable_attributes): Check defined weakrefs.
12048
12049 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12050
12051         PR tree-optimization/47228
12052         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12053         build_ref_for_offset.
12054
12055 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12056
12057         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12058
12059 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12060
12061         PR rtl-optimization/46856
12062         * postreload.c (reload_combine_recognize_const_pattern): Do not
12063         separate cc0 setter and user on cc0 targets.
12064
12065 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12066
12067         PR c/43082
12068         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12069         passed a VOID_TYPE expression, immediately emit an error and
12070         return error_mark_node.
12071
12072 2011-01-26  Jeff Law  <law@redhat.com>
12073
12074         PR rtl-optimization/47464
12075         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12076         rather than may_trap_p as needed.
12077
12078 2011-01-26  DJ Delorie  <dj@redhat.com>
12079
12080         PR rtl-optimization/46878
12081         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12082         setter/user dependency as well.
12083
12084 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12085
12086         PR rtl-optimization/44469
12087         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12088         after removing trivially dead basic blocks.
12089
12090 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12091
12092         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12093         * config/frv/frv.h (LINK_SPEC): Likewise.
12094         * config/i386/netware.h (LINK_SPEC): Likewise.
12095         * config/m68k/linux.h (ASM_SPEC): Likewise.
12096         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12097         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12098         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12099         * config/sparc/linux.h (ASM_SPEC): Likewise.
12100         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12101         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12102
12103 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12104
12105         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12106         * config/frv/frv.h (ASM_SPEC): Likewise.
12107         * config/m68k/linux.h (ASM_SPEC): Likewise.
12108         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12109         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12110         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12111         * config/sparc/linux.h (ASM_SPEC): Likewise.
12112         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12113         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12114
12115 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12116
12117         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12118         * config/frv/frv.h (LINK_SPEC): Likewise.
12119         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12120
12121 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12122
12123         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12124         * config/frv/frv.h (ASM_SPEC): Likewise.
12125         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12126         * config/m68k/linux.h (ASM_SPEC): Likewise.
12127         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12128         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12129         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12130         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12131         * config/sparc/linux.h (ASM_SPEC): Likewise.
12132         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12133         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12134         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12135
12136 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12137
12138         PR target/46997
12139         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12140         (*mux2): Ditto.
12141         (vec_extract_evenodd_help): Ditto.
12142         (vec_extract_evenv4hi): Ditto.
12143         (vec_extract_oddv4hi): Ditto.
12144         (vec_interleave_lowv2si): Ditto.
12145         (vec_interleave_highv2si): Ditto.
12146         (vec_extract_evenv2si): Ditto.
12147         (vec_extract_oddv2si: Ditto.
12148         (vec_pack_trunc_v2si): Ditto.
12149
12150 2011-01-22  Jan Hubicka  <jh@suse.cz>
12151
12152         PR target/47237
12153         * cgraph.h (cgraph_local_info): New field can_change_signature.
12154         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12155         signature can change.
12156         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12157         can change.
12158         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12159         (cgraph_function_versioning): We can not change signature of functions
12160         that don't allow that.
12161         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12162         (lto_input_node): Likewise.
12163         * ipa-inline.c (compute_inline_parameters): Compute
12164         local.can_change_signature.
12165         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12166         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12167         functions that can not change signature.
12168         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12169         init_cumulative_args): Do not use local calling conventions
12170         for functions that can not change signature.
12171
12172 2011-01-22  Jan Hubicka  <jh@suse.cz>
12173
12174         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12175
12176 2011-01-26  Richard Guenther  <rguenther@suse.de>
12177
12178         PR tree-optimization/47190
12179         * cgraphunit.c (process_common_attributes): New function.
12180         (process_function_and_variable_attributes): Use it.
12181
12182 2011-01-26  Richard Guenther  <rguenther@suse.de>
12183
12184         PR lto/47423
12185         * cgraphbuild.c (record_eh_tables): Record reference to personality
12186         function.
12187
12188 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12189
12190         PR debug/45454
12191         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12192         non-debug insns from moving up.
12193
12194 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12195
12196         PR target/40125
12197         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12198         t-dlldir{,-x} fragment for build and add it to tmake_file.
12199         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12200         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12201         * config/i386/t-dlldir: New file.
12202         (SHLIB_DLLDIR): Define.
12203         * config/i386/t-dlldir-x: New file.
12204         (SHLIB_DLLDIR): Define.
12205         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12206         (SHLIB_INSTALL): Use it.
12207
12208 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12209
12210         PR target/47246
12211         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12212         lower bound of the allowed Thumb-2 coprocessor load/store
12213         index range to -256. Add explaining comment.
12214
12215 2011-01-25  Ian Lance Taylor  <iant@google.com>
12216
12217         * godump.c (go_define): Improve lexing of macro expansion to only
12218         accept expressions which match Go spec.
12219
12220 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12221
12222         PR c++/43601
12223         * tree.c (handle_dll_attribute): Handle it.
12224         * doc/extend.texi (@item dllexport): Mention it.
12225         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12226
12227 2011-01-25  Ian Lance Taylor  <iant@google.com>
12228
12229         PR tree-optimization/26854
12230         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12231         (decl_jump_unsafe): Move higher in file, with no other change.
12232         (bind): Set has_jump_unsafe_decl if appropriate.
12233         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12234         (check_earlier_gotos): Likewise.
12235         (c_check_switch_jump_warnings): Likewise.
12236
12237 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12238
12239         * doc/invoke.texi (Warning Options): Add missing hyphen.
12240         (-fprofile-dir): Minor grammatical fixes.
12241         (-fbranch-probabilities): Likewise.
12242
12243 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12244
12245         PR debug/45136
12246         PR debug/45130
12247         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12248         debug insns.
12249         (no_real_insns_p, schedule_block, set_priorities): Drop special
12250         treatment of boundary debug insns.
12251         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12252         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12253         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12254         (BOUNDARY_DEBUG_INSN_P): Likewise.
12255         (SCHEDULE_DEBUG_INSN_P): Likewise.
12256         * sched-rgn.c (init_ready_list): Drop special treatment of
12257         boundary debug insns.
12258         * final.c (rest_of_clean-state): Clear notes' BB.
12259
12260 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12261
12262         * Makefile.in (LAMBDA_H): Removed.
12263         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12264         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12265         lambda-trans.o, and tree-loop-linear.o.
12266         (lto-symtab.o): Remove dependence on LAMBDA_H.
12267         (tree-loop-linear.o): Remove rule.
12268         (lambda-mat.o): Same.
12269         (lambda-trans.o): Same.
12270         (lambda-code.o): Same.
12271         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12272         (tree-vect-slp.o): Same.
12273         * hwint.h (gcd): Moved here.
12274         (least_common_multiple): Same.
12275         * lambda-code.c: Removed.
12276         * lambda-mat.c: Removed.
12277         * lambda-trans.c: Removed.
12278         * lambda.h: Removed.
12279         * tree-loop-linear.c: Removed.
12280         * lto-symtab.c: Do not include lambda.h.
12281         * omega.c (gcd): Removed.
12282         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12283         * tree-data-ref.c (print_lambda_vector): Moved here.
12284         (lambda_vector_copy): Same.
12285         (lambda_matrix_copy): Same.
12286         (lambda_matrix_id): Same.
12287         (lambda_vector_first_nz): Same.
12288         (lambda_matrix_row_add): Same.
12289         (lambda_matrix_row_exchange): Same.
12290         (lambda_vector_mult_const): Same.
12291         (lambda_vector_negate): Same.
12292         (lambda_matrix_row_negate): Same.
12293         (lambda_vector_equal): Same.
12294         (lambda_matrix_right_hermite): Same.
12295         * tree-data-ref.h: Do not include lambda.h.
12296         (lambda_vector): Moved here.
12297         (lambda_matrix): Same.
12298         (dependence_level): Same.
12299         (lambda_transform_legal_p): Removed declaration.
12300         (lambda_collect_parameters): Same.
12301         (lambda_compute_access_matrices): Same.
12302         (lambda_vector_gcd): Same.
12303         (lambda_vector_new): Same.
12304         (lambda_vector_clear): Same.
12305         (lambda_vector_lexico_pos): Same.
12306         (lambda_vector_zerop): Same.
12307         (lambda_matrix_new): Same.
12308         * tree-flow.h (least_common_multiple): Removed declaration.
12309         * tree-parloops.c (lambda_trans_matrix): Moved here.
12310         (LTM_MATRIX): Same.
12311         (LTM_ROWSIZE): Same.
12312         (LTM_COLSIZE): Same.
12313         (LTM_DENOMINATOR): Same.
12314         (lambda_trans_matrix_new): Same.
12315         (lambda_matrix_vector_mult): Same.
12316         (lambda_transform_legal_p): Same.
12317         * tree-pass.h (pass_linear_transform): Removed declaration.
12318         * tree-ssa-loop.c (tree_linear_transform): Removed.
12319         (gate_tree_linear_transform): Removed.
12320         (pass_linear_transform): Removed.
12321         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12322         flag_loop_interchange.
12323
12324 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12325
12326         PR tree-optimization/47265
12327         PR tree-optimization/47443
12328         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12329         if name still has some uses.
12330
12331 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12332
12333         PR tree-optimization/47382
12334         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12335         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12336
12337 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12338
12339         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12340         sjlj_except_unwind_info.
12341
12342 2011-01-25  Richard Guenther  <rguenther@suse.de>
12343
12344         PR tree-optimization/47426
12345         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12346         visible functions results escape.
12347
12348 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12349
12350         PR target/45701
12351         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12352         (arm_get_frame_offsets): Use it.
12353
12354 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12355             Jakub Jelinek  <jakub@redhat.com>
12356
12357         PR tree-optimization/47271
12358         * tree-if-conv.c (bb_postdominates_preds): New.
12359         (if_convertible_bb_p): Call bb_postdominates_preds.
12360         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12361         (predicate_scalar_phi): Call bb_postdominates_preds.
12362
12363 2011-01-25  Nick Clifton  <nickc@redhat.com>
12364
12365         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12366         * config/rx/rx.c (rx_function_value): Likewise.
12367         (rx_promote_function_mode): Likewise.
12368         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12369         in order to make it legitimate.
12370         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12371         make sure that the first operand is the same as the result register.
12372         (addsi3_unspec): Delete.
12373         (subdi3): Do not accept immediate operands.
12374         (subdi3_internal): Likewise.
12375
12376 2011-01-25  Jeff Law  <law@redhat.com>
12377
12378         PR rtl-optimization/37273
12379         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12380         handle them like argument loads from stack slots.  Do not double
12381         count memory for memory constants and argument loads from stack slots.
12382
12383 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12384
12385         PR tree-optimization/47427
12386         PR tree-optimization/47428
12387         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12388         coalesce if the new root var would be TREE_READONLY.
12389
12390 2011-01-25  Richard Guenther  <rguenther@suse.de>
12391
12392         PR middle-end/47414
12393         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12394         correct type for TBAA.
12395
12396 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12397
12398         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12399         (close_phi_written_to_memory): Call for_each_index with
12400         dr_indices_valid_in_loop.
12401
12402 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12403
12404         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12405         when it is initialized.
12406
12407 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12408
12409         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12410         call to graphite_find_data_references_in_stmt.
12411         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12412         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12413         call to graphite_find_data_references_in_stmt.
12414         (analyze_drs_in_stmts): Same.
12415         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12416         in which the scalar analysis of indices is performed.
12417         (create_data_ref): Same.  Update call to dr_analyze_indices.
12418         (find_data_references_in_stmt): Update call to create_data_ref.
12419         (graphite_find_data_references_in_stmt): Same.
12420         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12421         declaration.
12422         (create_data_ref): Same.
12423         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12424         call to create_data_ref.
12425
12426 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12427
12428         * graphite-sese-to-poly.c (build_poly_scop): Move
12429         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12430
12431 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12432
12433         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12434         VAR_DECL, PARM_DECL, and RESULT_DECL.
12435
12436 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12437
12438         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12439         in a reduction PBB.
12440         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12441         that have already been marked as PBB_IS_REDUCTION.
12442
12443 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12444
12445         * graphite-scop-detection.c (same_close_phi_node): New.
12446         (remove_duplicate_close_phi): New.
12447         (make_close_phi_nodes_unique): New.
12448         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12449
12450 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12451
12452         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12453         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12454         of both data references to be the same.
12455
12456 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12457
12458         * graphite-dependences.c (build_lexicographical_constraint): Remove
12459         the gdim parameter.
12460         (build_lexicographical_constraint): Adjust call to
12461         ppl_powerset_is_empty.
12462         (dependence_polyhedron): Same.
12463         (graphite_legal_transform_dr): Same.
12464         (graphite_carried_dependence_level_k): Same.
12465         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12466         parameter.
12467         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12468
12469 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12470
12471         * graphite-sese-to-poly.c
12472         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12473         (close_phi_written_to_memory): New.
12474         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12475         and unshare_expr.
12476
12477 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12478
12479         * doc/install.texi: Update the expected version number of PPL to 0.11.
12480         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12481         #if PPL_VERSION_MINOR < 11.
12482
12483 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12484
12485         * graphite-dependences.c: Include graphite-cloog-util.h.
12486         (new_poly_ddr): Inlined into dependence_polyhedron.
12487         (free_poly_ddr): Moved close by new_poly_ddr.
12488         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12489         Early return NULL when ppl_powerset_is_empty returns true.
12490         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12491         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12492         (graphite_legal_transform_dr): Call new_poly_ddr.
12493         (graphite_carried_dependence_level_k): Same.
12494         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
12495         (dot_transformed_deps_stmt_1): Removed.
12496         (dot_deps_stmt_1): Call dot_deps_stmt_2.
12497         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
12498         (dot_deps_1): Call dot_deps_2.
12499         * Makefile.in (graphite-dependences.o): Add missing dependence on
12500         graphite-cloog-util.h.
12501
12502 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12503
12504         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
12505         (build_lexicographical_constraint): Same.
12506         (dependence_polyhedron_1): Same.
12507         (graphite_legal_transform_dr): Same.
12508         (graphite_carried_dependence_level_k): Same.
12509         * graphite-ppl.c (ppl_powerset_is_empty): New.
12510         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
12511         * tree-data-ref.c (dump_data_reference): Print the basic block index.
12512
12513 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12514
12515         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
12516         the "a followed by b" relation and document it.
12517
12518 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12519
12520         * graphite-dependences.c (build_lexicographical_constraint): Stop the
12521         iteration when the bag of constraints is empty.
12522
12523 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12524
12525         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
12526
12527 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12528
12529         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
12530         nest and two loop depths as parameters.
12531         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
12532         lst_perfect_nestify.
12533
12534 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12535
12536         * graphite-dependences.c (print_pddr): Call
12537         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
12538
12539 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12540
12541         * graphite-ppl.c (debug_gmp_value): New.
12542         * graphite-ppl.h (debug_gmp_value): Declared.
12543
12544 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
12545
12546         * doc/install.texi: Document availability of cloog-0.16.
12547
12548 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
12549
12550         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
12551         invalid postdominance info.
12552
12553 2011-01-24  Jan Hubicka  <jh@suse.cz>
12554
12555         PR c/21659
12556         * doc/extend.texi (weak pragma): Drop claim that it must
12557         appear before definition.
12558         * varasm.c (merge_weak, declare_weak): Only sanity check
12559         that DECL is not output at a time it is declared weak.
12560
12561 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
12562
12563         * machmode.def: Fixed comments.
12564
12565 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
12566
12567         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
12568
12569 2011-01-24  Paul Koning  <ni1d@arrl.net>
12570
12571         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
12572         WORDS_BIG_ENDIAN.
12573
12574 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
12575
12576         PR target/46519
12577         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
12578         (block_info): Add scanned and prev.
12579         (move_or_delete_vzeroupper_2): Return if the basic block
12580         has been scanned and the upper 128bit state is unchanged
12581         from the last scan.
12582         (move_or_delete_vzeroupper_1): Return true if the exit
12583         state is changed.
12584         (move_or_delete_vzeroupper): Visit basic blocks using the
12585         work-list based algorithm based on vt_find_locations in
12586         var-tracking.c.
12587
12588         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
12589
12590 2011-01-24  Nick Clifton  <nickc@redhat.com>
12591
12592         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
12593         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
12594         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
12595         then define __v850e1__.
12596         * doc/invoke.texi: Document -mv850es.
12597
12598 2011-01-24  Richard Henderson  <rth@redhat.com>
12599
12600         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12601         compound unordered comparisons.
12602         * config/rx/rx.c (rx_split_fp_compare): Remove.
12603         * config/rx/rx-protos.h: Update.
12604         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12605         (cbranchsf4): Don't call rx_split_fp_compare.
12606         (*cbranchsf4): Use rx_split_cbranch.
12607         (*cmpsf): Don't accept "i" constraint.
12608         (*conditional_branch): Only valid after reload.
12609         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12610
12611 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12612
12613         PR target/47385
12614         * config/rs6000/altivec.md (vector constant splitters): Add
12615         support for creating vector single precision constants if -mvsx is
12616         used and we would create the constant using Altivec primitives.
12617
12618 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12619             Richard Sandiford  <rdsandiford@googlemail.com>
12620
12621         PR rtl-optimization/47166
12622         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12623         mechanism for PRE_MODIFY and POST_MODIFY.
12624         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12625         reloadreg.
12626
12627 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12628
12629         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12630
12631 2011-01-22  Jan Hubicka  <jh@suse.cz>
12632
12633         PR lto/47333
12634         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12635
12636 2011-01-22  Jan Hubicka  <jh@suse.cz>
12637
12638         PR tree-optimization/43884
12639         PR lto/44334
12640         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12641         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12642
12643 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12644
12645         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12646         * config/s390/s390.c (s390_register_move_cost,
12647         s390_memory_move_cost): New.
12648         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12649
12650 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12651
12652         PR middle-end/47401
12653         * except.c (sjlj_assign_call_site_values): Move setting the
12654         crtl->uses_eh_lsda flag to ...
12655         (sjlj_mark_call_sites): ... here.
12656         (sjlj_emit_function_enter): Support NULL dispatch label.
12657         (sjlj_build_landing_pads): In a function with no landing pads
12658         that still has must-not-throw regions, generate code to register
12659         a personality function with empty LSDA.
12660
12661 2011-01-21  Richard Henderson  <rth@redhat.com>
12662
12663         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12664
12665         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12666
12667         * compare-elim.c: New file.
12668         * Makefile.in (OBJS-common): Add it.
12669         (compare-elim.o): New.
12670         * common.opt (fcompare-elim): New.
12671         * opts.c (default_options_table): Add OPT_fcompare_elim.
12672         * tree-pass.h (pass_compare_elim_after_reload): New.
12673         * passes.c (init_optimization_passes): Add it.
12674         * recog.h: Protect against re-inclusion.
12675         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12676         * doc/invoke.texi (-fcompare-elim): Document it.
12677         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12678         * doc/tm.texi: Rebuild.
12679
12680 2011-01-22  Nick Clifton  <nickc@redhat.com>
12681
12682         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12683         rx_split_fp_compare.
12684
12685 2011-01-22  Nick Clifton  <nickc@redhat.com>
12686
12687         * config/rx/rx.md (UNSPEC_CONST): New.
12688         (deallocate_and_return): Wrap the amount popped off the stack in
12689         an UNSPEC_CONST in order to stop it being rejected by
12690         -mmax-constant-size.
12691         (pop_and_return): Add a "(return)" rtx.
12692         (call): Drop the immediate operand.
12693         (call_internal): Likewise.
12694         (call_value): Likewise.
12695         (call_value_internal): Likewise.
12696         (sibcall_internal): Likewise.
12697         (sibcall_value_internal): Likewise.
12698         (sibcall): Likewise.  Generate an explicit call using
12699         sibcall_internal.
12700         (sibcall_value): Likewise.
12701         (mov<>): FAIL if a constant operand is not legitimate.
12702         (addsi3_unpsec): New pattern.
12703
12704         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
12705         (ok_for_max_constant): New function.
12706         (gen_safe_add): New function.
12707         (rx_expand_prologue): Use gen_safe_add.
12708         (rx_expand_epilogue): Likewise.
12709         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
12710         UNSPEC CONSTs.
12711
12712 2011-01-21  Jeff Law  <law@redhat.com>
12713
12714         PR tree-optimization/47053
12715         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
12716         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
12717         statements are deleted.
12718         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
12719         is nonempty, then purge dead edges and cleanup the CFG.
12720
12721 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12722
12723         PR debug/47402
12724         Temporarily revert:
12725         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12726         PR debug/47106
12727         * tree-dfa.c (create_var_ann): Mark variable as used.
12728
12729 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12730
12731         PR middle-end/45566
12732         * except.c (convert_to_eh_region_ranges): Emit queued no-region
12733         notes from other section in hot/cold partitioning even if
12734         last_action is -3.  Increment call_site_base.
12735
12736         PR rtl-optimization/47366
12737         * fwprop.c (forward_propagate_into): Return bool.  If
12738         any changes are made, -fnon-call-exceptions is used and
12739         REG_EH_REGION note is present, call purge_dead_edges
12740         and return true if it purged anything.
12741         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
12742         any EH edges were purged.
12743
12744 2011-01-21  Jeff Law  <law@redhat.com>
12745
12746         PR rtl-optimization/41619
12747         * caller-save.c (setup_save_areas): Break out code to determine
12748         which hard regs are live across calls by examining the reload chains
12749         so that it is always used.
12750         Eliminate code which checked REG_N_CALLS_CROSSED.
12751
12752 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12753
12754         PR tree-optimization/47355
12755         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
12756         NOP has non-debug uses beyond PHIs in new_bb.
12757
12758 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12759
12760         PR debug/47106
12761         * cfgexpand.c (account_used_vars_for_block): Only account vars
12762         that are annotated as used.
12763         (estimated_stack_frame_size): Don't set TREE_USED.
12764         * tree-dfa.c (create_var_ann): Mark variable as used.
12765
12766 2011-01-21  Richard Guenther  <rguenther@suse.de>
12767
12768         PR middle-end/47395
12769         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
12770
12771 2011-01-21  Richard Guenther  <rguenther@suse.de>
12772
12773         PR tree-optimization/47365
12774         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
12775         (vn_reference_lookup_pieces): Adjust.
12776         (vn_reference_lookup): Likewise.
12777         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
12778         (vn_reference_lookup_3): Only look through kills if in
12779         VN_WALKREWRITE mode.
12780         (vn_reference_lookup_pieces): Adjust.
12781         (vn_reference_lookup): Likewise.
12782         (visit_reference_op_load): Likewise.
12783         (visit_reference_op_store): Likewise.
12784         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
12785         (compute_avail): Likewise.
12786         (eliminate): Likewise.
12787
12788 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12789
12790         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
12791         DECL_IGNORED_P non-reg vars if they are used.
12792
12793         PR tree-optimization/47391
12794         * varpool.c (const_value_known_p): Return false if
12795         decl is volatile.
12796
12797 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
12798
12799         PR bootstrap/47215
12800         * config/i386/i386.c (ix86_local_alignment): Handle
12801         case for va_list_type_node is nil.
12802         (ix86_canonical_va_list_type): Likewise.
12803
12804 2011-01-21  Alan Modra  <amodra@gmail.com>
12805
12806         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
12807         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
12808
12809 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12810
12811         * config/arm/arm.md (define_attr type): Rename f_load
12812         and f_store to f_fpa_load and f_fpa_store. Update.
12813         (write_conflict): Deal with rename fallout.
12814         (*push_fp_multi): Likewise.
12815         * config/arm/fpa.md (f_load): Use f_fpa_load.
12816         (f_store): Use f_fpa_store.
12817         (*movsf_fpa): Likewise.
12818         (*movdf_fpa): Likewise.
12819         (*movxf_fpa): Likewise.
12820         (*thumb2_movsf_fpa): Likewise.
12821         (*thumb2_movdf_fpa): Likewise.
12822         (*thumb2_movxf_fpa): Likewise.
12823         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
12824         f_loadd and f_stored.
12825         (*thumb2_movdi_vfp): Likewise.
12826         (*thumb2_movsf_vfp): Fix attribute to f_loads.
12827         (*thumb2_movsi_vfp): Likewise.
12828         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
12829         Use f_loads instead of f_load.
12830         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
12831
12832 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
12833
12834         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12835         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
12836         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12837         (xtensa_mode_dependent_address_p): New function.
12838         (constantpool_address_p): Make static. Change return type to bool.
12839         Change argument type to const_rtx. Use CONST_INT_P predicate.
12840
12841 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
12842
12843         PR debug/46583
12844         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
12845
12846 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12847
12848         PR debug/47283
12849         * cfgexpand.c (expand_debug_expr): Instead of generating
12850         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
12851         etc. handling.
12852
12853 2011-01-20  Richard Guenther  <rguenther@suse.de>
12854
12855         PR middle-end/47370
12856         * tree-inline.c (remap_gimple_op_r): Recurse manually for
12857         the pointer operand of MEM_REFs.
12858
12859 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12860
12861         PR tree-optimization/46130
12862         * ipa-split.c (consider_split): If return_bb contains non-virtual
12863         PHIs other than for retval or if split_function would not adjust it,
12864         refuse to split.
12865
12866 2011-01-20  Richard Guenther  <rguenther@suse.de>
12867
12868         PR tree-optimization/47167
12869         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12870         Revert previous change, only avoid enumeral type changes.
12871
12872 2011-01-19  Mike Stump  <mikestump@comcast.net>
12873
12874         * doc/tm.texi.in (BRANCH_COST): Englishify.
12875         * doc/tm.texi (BRANCH_COST): Likewise.
12876
12877 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
12878
12879         PR c++/47291
12880         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
12881         (gen_scheduled_generic_parms_dies): New functions.
12882         (gen_struct_or_union_type_die): Schedule template parameters DIEs
12883         generation for the end of CU compilation.
12884         (dwarf2out_finish): Generate template parameters DIEs here.
12885
12886 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12887
12888         PR debug/46240
12889         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
12890         debug bind stmt on merge edges.
12891
12892 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12893
12894         PR debug/47079
12895         PR debug/46724
12896         * function.c (instantiate_expr): Instantiate incoming rtl of
12897         implicit arguments, and recurse on VALUE_EXPRs.
12898         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
12899         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
12900
12901 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12902
12903         * c-parser.c (c_parser_for_statement): Initialize
12904         collection_expression.
12905
12906 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12907
12908         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
12909
12910 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12911
12912         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
12913         (LINK_SHLIB_SPEC): Don't use %(link_path).
12914         (SUBTARGET_EXTRA_SPECS): Remove link_path.
12915
12916 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12917
12918         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
12919         (NO_SHARED_LIB_SUPPORT): Remove.
12920         (LINK_SHLIB_SPEC): Remove one conditional definition.
12921
12922 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12923
12924         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
12925         %{call_shared}.
12926         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
12927         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
12928         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
12929         %{call_shared} and conditionals on these options not being passed.
12930         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
12931         %{call_shared}.
12932
12933 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
12934
12935         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
12936         simplify.
12937
12938         * ipa-split.c: Spelling fixes.
12939
12940 2011-01-19  Richard Henderson  <rth@redhat.com>
12941
12942         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
12943         (*mulsi3): Likewise.
12944
12945         * longlong.h [__mn10300__] (count_leading_zeros): New.
12946         [__mn10300__] (umul_ppmm, smul_ppmm): New.
12947         [__mn10300__] (add_ssaaaa, subddmmss): New.
12948         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
12949         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
12950
12951 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12952
12953         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
12954
12955 2011-01-19  Richard Henderson  <rth@redhat.com>
12956
12957         * config/mn10300/mn10300.md (addsi3_flags): New.
12958         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
12959         (subsi3_flags, subc_internal, subdi3): New.
12960         (subdi3_internal, *subdi3_degenerate): New.
12961         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
12962
12963         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
12964         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
12965         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
12966         * config/mn10300/mn10300-protos.h: Update.
12967         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
12968         (return_ret): Likewise.  Rename from return_internal_regs.
12969         (return_internal): Remove.
12970
12971         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
12972         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
12973         (mn10300_legitimate_constant_p): Likewise.
12974         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
12975         (mn10300_frame_size): New.
12976         (mn10300_expand_prologue): Use it.
12977         (mn10300_expand_epilogue): Likewise.
12978         (mn10300_initial_offset): Likewise.
12979         * config/mn10300/mn10300-protos.h: Update.
12980         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
12981         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
12982         (prologue, epilogue, return_internal): Tidy output code.
12983         (mn10300_store_multiple_operation, return): Likewise.
12984         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
12985         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
12986         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
12987         (load_pic, am33_load_pic): New.
12988         (mn10300_load_pic0, mn10300_load_pic1): New.
12989
12990         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
12991         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
12992         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
12993         (cc_flags_for_mode, cc_flags_for_code): New.
12994         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
12995         overflow flag is not valid.  Validate that the flags we need
12996         for the comparison are valid.
12997         (mn10300_output_cmp): Remove.
12998         (mn10300_output_add): New.
12999         (mn10300_select_cc_mode): Use cc_flags_for_code.
13000         (mn10300_split_cbranch): New.
13001         (mn10300_match_ccmode): New.
13002         (mn10300_split_and_operand_count): New.
13003         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
13004         to the function.
13005         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
13006         (addsi3): ... here.  Use mn10300_output_add.
13007         (*addsi3_flags): New.
13008         (*am33_subsi3, *mn10300_subsi3): Merge...
13009         (subsi3): ... here.  Use attribute isa.
13010         (*subsi3_flags): New.
13011         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
13012         when possible.
13013         (*am33_andsi3, *mn10300_andsi3): Merge...
13014         (andsi3): ... here.
13015         (*andsi3_flags): New.
13016         (andsi3 splitters): New.
13017         (*am33_iorsi3, *mn10300_iorsi3): Merge...
13018         (iorsi3): ... here.
13019         (*iorsi3_flags): New.
13020         (*am33_xorsi3, *mn10300_xorsi3): Merge...
13021         (xorsi3): ... here.
13022         (*xorsi3_flags): New.
13023         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
13024         (one_cmplsi2): ... here.
13025         (*one_cmplsi2_flags): New.
13026         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
13027         instead of "dax" in constraints.  Use mn10300_split_cbranch.
13028         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
13029         use matching constraints to eliminate a self-comparison.
13030         (*integer_conditional_branch): Rename from integer_conditional_branch.
13031         Use int_mode_flags to match CC_REG.
13032         (*cbranchsi4_btst, *btstsi): New.
13033         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
13034         mn10300_split_cbranch.
13035         (*am33_cmpsf): Rename from am33_cmpsf.
13036         (*float_conditional_branch): Rename from float_conditional_branch.
13037         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
13038         (zero_extendqisi2): ... here.
13039         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
13040         (zero_extendhisi2): ... here.
13041         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
13042         (extendqisi2): ... here.
13043         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
13044         (extendhisi2): ... here.
13045         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13046         (ashlsi3): ... here.
13047         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13048         (lshrsi3): ... here.
13049         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13050         (ashrsi3): ... here.
13051         (consecutive add peephole): Remove.
13052         * config/mn10300/predicates.md (label_ref_operand): New.
13053         (int_mode_flags): New.
13054         (CCZN_comparison_operator): New.
13055
13056         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13057         (throughput_42_latency_43): New reservation.
13058         (mulsidi3, umulsidi3): New expanders.
13059         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13060         the MDR register to allocation; separately allocate the low and
13061         high parts of the DImode result.
13062         (umulsidi3_internal): Similarly.
13063         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13064         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13065         (udivsi3, umodsi3): Remove.
13066         (udivmodsi4, divmodsi4): New expanders.
13067         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13068         (*divmodsi4): Simiarly.
13069         (ext_internal): New.
13070
13071         * config/mn10300/constraints.md ("z"): New constraint.
13072         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13073         (FIXED_REGISTERS): Don't fix MDR.
13074         (CALL_USED_REGSITERS): Reformat nicely.
13075         (REG_ALLOC_ORDER): Add MDR.
13076         (enum regclass): Add MDR_REGS.
13077         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13078         (IRA_COVER_CLASSES): Add MDR_REGS.
13079         (REGNO_REG_CLASS): Handle MDR_REG.
13080         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13081         (mn10300_register_move_cost): Likewise.
13082         * config/mn10300/mn10300.md (MDR_REG): New.
13083         (*movsi_internal): Handle moves to/from MDR_REGS.
13084
13085         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13086         POST_MODIFY.
13087         (mn10300_secondary_reload): Tidy combination reload classes.
13088         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13089         addresses for AM33.  Allow symbolic offsets for reg+imm.
13090         (mn10300_regno_in_class_p): New.
13091         (mn10300_legitimize_reload_address): New.
13092         * config/mn10300/mn10300.h (enum reg_class): Remove
13093         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13094         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13095         SP_OR_GENERAL_REGS.
13096         (REG_CLASS_NAMES): Update to match.
13097         (REG_CLASS_CONTENTS): Likewise.
13098         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13099         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13100         (REGNO_IN_RANGE_P): Remove.
13101         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13102         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13103         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13104         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13105         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13106         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13107         (REGNO_GENERAL_P): New.
13108         (HAVE_POST_MODIFY_DISP): New.
13109         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13110         (LEGITIMIZE_RELOAD_ADDRESS): New.
13111         * config/mn10300/mn10300-protos.h: Update.
13112
13113         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13114         DATA_REGS for AM33 stack-pointer destination.
13115         (mn10300_preferred_output_reload_class): Likewise.
13116         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13117         into a form appropriate for ...
13118         (TARGET_SECONDARY_RELOAD): New.
13119         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13120         * config/mn10300/mn10300-protos.h: Update.
13121         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13122         reload_insi; use the "A" constraint for the scratch; handle AM33
13123         moves of sp to non-address registers.
13124
13125         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13126         (*movqi_internal): ... here.
13127         (*am33_movhi, *mn10300_movhi): Merge into...
13128         (*movhi_internal): ... here.
13129         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13130         as the source/destination of moves from/to SP.
13131         (movsf): Only allow for AM33-2.
13132         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13133         any integer constant constraint.  Only allow for AM33-2.  Tidy
13134         all of the alternative outputs.
13135         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13136         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13137         for MN103.
13138         (udivsi3, umodsi3): New patterns for MN103 only.
13139
13140 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13141
13142         * doc/tm.texi.in: Spell out that a lack of register class unions
13143         can lead to ICEs.
13144         * doc/tm.texi: Regenerate.
13145
13146 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13147
13148         PR rtl-optimization/47337
13149         * dce.c (check_argument_store): New function.
13150         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13151
13152         PR tree-optimization/47290
13153         * tree-eh.c (infinite_empty_loop_p): New function.
13154         (cleanup_empty_eh): Use it.
13155
13156 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13157
13158         PR target/46997
13159         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13160         (a64_expand_widen_sum): Ditto.
13161         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13162         (vec_extract_evenodd_help): Ditto.
13163         (vec_extract_evenv4hi): Ditto.
13164         (vec_extract_oddv4hi): Ditto.
13165         (vec_extract_evenv2si): Ditto.
13166         (vec_extract_oddv2si): Ditto.
13167         (vec_extract_evenv2sf): Ditto.
13168         (vec_extract_oddv2sf): Ditto.
13169         (vec_pack_trunc_v4hi: Ditto.
13170         (vec_pack_trunc_v2si): Ditto.
13171         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13172         (vec_interleave_highv8qi): Ditto.
13173         (mix1_r): Ditto.
13174         (vec_extract_oddv8qi): Ditto.
13175         (vec_interleave_lowv4hi): Ditto.
13176         (vec_interleave_highv4hi): Ditto.
13177         (vec_interleave_lowv2si): Ditto.
13178         (vec_interleave_highv2si): Ditto.
13179
13180 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13181
13182         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13183         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13184         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13185         (pa_c_mode_for_suffix): New.
13186         (TARGET_EXPAND_BUILTIN): Define.
13187         (TARGET_C_MODE_FOR_SUFFIX): Define.
13188         (pa_builtins): Define.
13189         (pa_init_builtins): Register __float128 type and init new support
13190         builtins.
13191         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13192         * config/pa/quadlib.c (_U_Qfcopysign): New.
13193
13194 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13195
13196         PR middle-end/46894
13197         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13198         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13199         are defined.
13200
13201 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13202
13203         PR tree-optimization/47179
13204         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13205         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13206
13207 2011-01-18  Richard Guenther  <rguenther@suse.de>
13208
13209         PR rtl-optimization/47216
13210         * emit-rtl.c: Include tree-flow.h.
13211         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13212         of replicating it with different semantics.
13213         * Makefile.in (emit-rtl.o): Adjust.
13214
13215 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13216
13217         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13218         (cortex_a9_dp): Handle neon types correctly.
13219
13220 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13221
13222         PR rtl-optimization/47299
13223         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13224         subtarget.  Use normal multiplication if both operands are constants.
13225         * expmed.c (expand_widening_mult): Don't try to optimize constant
13226         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13227         before using it.
13228
13229 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13230
13231         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13232         spacing after 'e.g.', typos, comma, hyphenation.
13233
13234 2011-01-17  Richard Henderson  <rth@redhat.com>
13235
13236         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13237         (rx_restricted_mem_operand): New.
13238         (rx_shift_operand): Use register_operand.
13239         (rx_source_operand, rx_compare_operand): Likewise.
13240         * config/rx/rx.md (addsi3_flags): New expander.
13241         (adddi3): Rewrite as expander.
13242         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13243         (subsi3_flags): New expander.
13244         (subdi3): Rewrite as expander.
13245         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13246
13247         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13248         (rx_init_builtins): Remove sat builtin.
13249         (rx_expand_builtin): Likewise.
13250         * config/rx/rx.md (ssaddsi3): New.
13251         (*sat): Rename from sat.  Represent the CC_REG input.
13252
13253         * config/rx/predicates.md (rshift_operator): New.
13254         * config/rx/rx.c (rx_expand_insv): Remove.
13255         * config/rx/rx-protos.h: Update.
13256         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13257         operand to the canonical position.
13258         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13259         (*bitclr, *bitclr_in_memory): Similarly.
13260         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13261         (insv): Retain the zero_extract in the expansion.
13262
13263         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13264         (bswaphi2, bitinvert, revw): Likewise.
13265
13266         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13267         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13268         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13269         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13270         (bitset, bitset_in_memory): Likewise.
13271         (bitinvert, bitinvert_in_memory): Likewise.
13272         (bitclr, bitclr_in_memory): Likewise.
13273         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13274         (rx_strend, rx_cmpstrn): Likewise.
13275         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13276         (bitop peep2 patterns): Remove.
13277
13278         * config/rx/rx.c (rx_match_ccmode): New.
13279         * config/rx/rx-protos.h: Update.
13280         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13281         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13282         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13283         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13284         (fix_truncsfsi2, floatsisf2): Likewise.
13285         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13286         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13287         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13288         (*subsi3_flags, *xorsi3_flags): New.
13289
13290         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13291
13292         * config/rx/rx.c (rx_print_operand): Remove workaround for
13293         unsplit comparison operations.
13294
13295         * config/rx/rx.md (movsicc): Split after reload.
13296         (*movsicc): Merge *movsieq and *movsine via match_operator.
13297         (*stcc): New pattern.
13298
13299         * config/rx/rx.c (rx_float_compare_mode): Remove.
13300         * config/rx/rx.h (rx_float_compare_mode): Remove.
13301         * config/rx/rx.md (cstoresi4): Split after reload.
13302         (*sccc): New pattern.
13303
13304         * config/rx/predicates.md (label_ref_operand): New.
13305         (rx_z_comparison_operator): New.
13306         (rx_zs_comparison_operator): New.
13307         (rx_fp_comparison_operator): New.
13308         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13309         Validate that the flags are set properly for the comparison.
13310         (rx_gen_cond_branch_template): Remove.
13311         (rx_cc_modes_compatible): Remove.
13312         (mode_from_flags): New.
13313         (flags_from_code): Rename from flags_needed_for_conditional.
13314         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13315         (rx_select_cc_mode): Likewise.
13316         (rx_split_fp_compare): New.
13317         (rx_split_cbranch): New.
13318         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13319         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13320         (*cbranchsf4): Similarly.
13321         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13322         match_operator and rx_split_cbranch.
13323         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13324         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13325         (*cmpsi): Rename from cmpsi.
13326         (*tstsi): Rename from tstsi.
13327         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13328         (*conditional_branch): Rename from conditional_branch.
13329         (*reveresed_conditional_branch): Remove.
13330         (b<code>): Remove expander.
13331         * config/rx/rx-protos.h: Update.
13332
13333         * config/rx/rx.c (rx_compare_redundant): Remove.
13334         * config/rx/rx.md (cmpsi): Don't use it.
13335         * config/rx/rx-protos.h: Update.
13336
13337         * config/rx/rx-modes.def (CC_F): New mode.
13338         * config/rx/rx.c (rx_select_cc_mode): New.
13339         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13340         * config/rx/rx-protos.h: Update.
13341
13342 2011-01-17  Richard Henderson  <rth@redhat.com>
13343
13344         * except.c (dump_eh_tree): Fix stray ; after for statement.
13345
13346 2011-01-17  Richard Guenther  <rguenther@suse.de>
13347
13348         PR tree-optimization/47313
13349         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13350         handling before copying the body.  Properly deal with
13351         by-reference result in SSA form.
13352
13353 2011-01-17  Ian Lance Taylor  <iant@google.com>
13354
13355         PR target/47219
13356         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13357         (struct_value_alias_set): Don't define.
13358         (sparc_option_override): Don't set sparc_sr_alias_set and
13359         struct_value_alias_set.
13360         (save_or_restore_regs): Use gen_frame_mem rather than calling
13361         set_mem_alias_set.
13362         (sparc_struct_value_rtx): Likewise.
13363
13364 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13365
13366         PR target/47318
13367         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13368         (_mm_maskstore_pd): Likewise.
13369         (_mm_maskload_ps): Likewise.
13370         (_mm_maskstore_ps): Likewise.
13371         (_mm256_maskload_pd): Change mask to __m256i.
13372         (_mm256_maskstore_pd): Likewise.
13373         (_mm256_maskload_ps): Likewise.
13374         (_mm256_maskstore_ps): Likewise.
13375
13376         * config/i386/i386-builtin-types.def: Updated.
13377         (ix86_expand_special_args_builtin): Likewise.
13378
13379         * config/i386/i386.c (bdesc_special_args): Update
13380         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13381         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13382         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13383         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13384
13385         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13386         Use <avxpermvecmode> on mask register.
13387         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13388
13389 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13390             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13391             Eric Botcazou  <ebotcazou@adacore.com>
13392
13393         PR target/46655
13394         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13395         if <= USHRT_MAX in 32-bit mode.
13396
13397 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13398
13399         * doc/install.texi (Configuration, Specific): Wrap long
13400         lines in examples.  Allow line wrapping in long options
13401         and URLs where beneficial for PDF output.
13402
13403 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13404
13405         * config/mips/mips.c (mips_classify_symbol): Don't return
13406         SYMBOL_PC_RELATIVE for nonlocal labels.
13407
13408 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13409
13410         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13411
13412 2011-01-15  Jan Hubicka  <jh@suse.cz>
13413
13414         PR tree-optimization/47276
13415         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13416         declarations as needed.
13417
13418 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13419
13420         * common.opt (fdevirtualize): New flag.
13421         * doc/invoke.texi (Option Summary): Document it.
13422         * opts.c (default_options_table): Add devirtualize flag.
13423         * ipa-prop.c (detect_type_change): Return immediately if
13424         devirtualize flag is not set.
13425         (detect_type_change_ssa): Likewise.
13426         (compute_known_type_jump_func): Likewise.
13427         (ipa_analyze_virtual_call_uses): Likewise.
13428
13429 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13430
13431         PR tree-optimization/45934
13432         PR tree-optimization/46302
13433         * ipa-prop.c (type_change_info): New type.
13434         (stmt_may_be_vtbl_ptr_store): New function.
13435         (check_stmt_for_type_change): Likewise.
13436         (detect_type_change): Likewise.
13437         (detect_type_change_ssa): Likewise.
13438         (compute_complex_assign_jump_func): Check for dynamic type change.
13439         (compute_complex_ancestor_jump_func): Likewise.
13440         (compute_known_type_jump_func): Likewise.
13441         (compute_scalar_jump_functions): Likewise.
13442         (ipa_analyze_virtual_call_uses): Likewise.
13443         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13444
13445 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13446
13447         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13448         * config/i386/i386.opt (msse5): New Alias.
13449
13450 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13451
13452         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13453         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13454         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13455         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13456
13457 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13458
13459         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13460         -mcpu options.
13461         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13462         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13463         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13464         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13465         Likewise.
13466         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13467
13468 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13469
13470         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13471
13472 2011-01-14  Mike Stump  <mikestump@comcast.net>
13473
13474         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13475         * config/fr30/fr30.md: Likweise
13476         (movsi_push): Likewise.
13477         (movsi_pop): Likewise.
13478         (enter_func): Likewise.
13479         * config/moxie/moxie.md (movsi_push): Likewise.
13480         (movsi_pop): Likewise.
13481
13482 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13483
13484         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13485         %{no_archive} %{exact_version}.
13486         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13487         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13488         %{no_archive} %{exact_version}.
13489         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13490         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13491         * config/mips/vxworks.h: Likewise.
13492
13493 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13494
13495         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
13496
13497 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13498
13499         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
13500         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
13501
13502 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13503
13504         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
13505         -nodefaultlib.
13506
13507 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13508
13509         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
13510         for mcpu not cpu.
13511         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
13512         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
13513         not cpu.
13514         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
13515         Don't handle -shlib.
13516
13517 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13518
13519         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
13520         (CC1_SPEC): Don't handle -profile.
13521
13522 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13523
13524         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
13525         * config/mips/mips.h (CC1_SPEC): Likewise.
13526
13527 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13528
13529         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
13530         * config/mips/mips.h (CC1_SPEC): Likewise.
13531
13532 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13533
13534         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
13535         * config/m32r/linux.h (LINK_SPEC): Likewise.
13536         * config/mips/linux.h (LINK_SPEC): Likewise.
13537         * config/mips/linux64.h (LINK_SPEC): Likewise.
13538         * config/sparc/linux.h (LINK_SPEC): Likewise.
13539         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
13540         LINK_SPEC): Likewise.
13541         * config/xtensa/linux.h (LINK_SPEC): Likewise.
13542
13543 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13544
13545         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
13546         %{version:-v}.
13547         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
13548
13549 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13550
13551         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
13552         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
13553
13554 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13555
13556         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
13557
13558 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13559
13560         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
13561         supports -Bstatic/-Bdynamic.
13562         * configure: Regenerate.
13563
13564 2011-01-14  Jan Hubicka  <jh@suse.cz>
13565             Jack Howarth  <howarth@bromo.med.uc.edu>
13566
13567         PR target/46037
13568         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
13569         when checking debug_info_level. Test write_symbols instead of
13570         debug_hooks->var_location when setting flag_var_tracking_uninit.
13571
13572 2011-01-14  Richard Guenther  <rguenther@suse.de>
13573
13574         PR tree-optimization/47179
13575         * target.def (ref_may_alias_errno): New target hook.
13576         * targhooks.h (default_ref_may_alias_errno): Declare.
13577         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
13578         (default_ref_may_alias_errno): New function.
13579         * target.h (struct ao_ref_s): Declare.
13580         * tree-ssa-alias.c: Include target.h.
13581         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
13582         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
13583         (targhooks.o): Likewise.
13584         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
13585         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
13586
13587 2011-01-14  Richard Guenther  <rguenther@suse.de>
13588
13589         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
13590
13591 2011-01-14  Richard Guenther  <rguenther@suse.de>
13592
13593         PR tree-optimization/47280
13594         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
13595         return CFG changes.
13596         (tree_ssa_forward_propagate_single_use_vars): Deal with
13597         CFG changes from associate_plusminus.
13598
13599 2011-01-14  Richard Guenther  <rguenther@suse.de>
13600
13601         PR middle-end/47281
13602         Revert
13603         2011-01-11  Richard Guenther  <rguenther@suse.de>
13604
13605         PR tree-optimization/46076
13606         * tree-ssa.c (useless_type_conversion_p): Conversions from
13607         unprototyped to empty argument list function types are useless.
13608
13609 2011-01-14  Richard Guenther  <rguenther@suse.de>
13610
13611         PR tree-optimization/47286
13612         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13613
13614 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13615
13616         PR middle-end/46823
13617         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13618
13619 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13620
13621         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13622         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13623         * config/xtensa/xtensa.c (xtensa_libcall_value,
13624         xtensa_function_value_regno_p): New functions.
13625         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13626
13627 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13628
13629         PR c++/47213
13630         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13631         PE specific hook.
13632         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13633         New function prototype.
13634         * config/i386/winnt.c (i386_pe_assemble_visibility):
13635         Warn only if attribute was specified by user.
13636
13637 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13638
13639         PR target/47251
13640         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13641         floating point.
13642         (floatunsdidf2_fcfidu): Ditto.
13643
13644 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13645
13646         * config/s390/s390.c (print_operand_address): Replace 'error' with
13647         'output_operand_lossage'.
13648         (print_operand): Likewise.
13649
13650 2011-01-13  Jeff Law  <law@redhat.com>
13651
13652         PR rtl-optimization/39077
13653         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13654         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13655         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13656         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13657         * gcse.c (prune_insertions_deletions): New function.
13658         (compute_pre_data): Use it.
13659
13660 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13661
13662         PR debug/PR46973
13663         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13664         static function.
13665         (prune_unused_types_mark): Use it.
13666
13667 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13668
13669         PR rtl-optimization/45352
13670         * sel-sched.c: Update copyright years.
13671         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13672         in the advancing loop when we have issued issue_rate insns.
13673
13674 2011-01-12  Richard Henderson  <rth@redhat.com>
13675
13676         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13677         (TARGET_MD_ASM_CLOBBERS): New.
13678
13679         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13680         (TARGET_DELEGITIMIZE_ADDRESS): New.
13681
13682         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13683         (clzsi2, *bsch): New patterns.
13684
13685         * config/mn10300/mn10300.md (INT): New mode iterator.
13686         (*mov<INT>_clr): New pattern, and peep2 to generate it.
13687
13688         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
13689         flag_split_wide_types.
13690
13691         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
13692         (mn10300_trampoline_init): Rewrite without a template, an immediate
13693         load and a direct branch.
13694         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
13695
13696 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
13697
13698         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13699         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
13700         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
13701         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13702
13703 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
13704
13705         PR debug/47209
13706         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
13707         of type.
13708
13709 2011-01-12  Jan Hubicka  <jh@suse.cz>
13710
13711         PR driver/47244
13712         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
13713         (PLUGIN_COND_CLOSE): New macro.
13714         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
13715
13716 2011-01-12  Richard Guenther  <rguenther@suse.de>
13717
13718         PR lto/47259
13719         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
13720         register variables in a MEM_REF.
13721
13722 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
13723
13724         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
13725         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
13726         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
13727         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
13728         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
13729         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
13730         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
13731         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
13732         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
13733         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
13734         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
13735         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
13736         * config/gnu-user.h: New.  Copied from linux.h.
13737         (LINUX_TARGET_STARTFILE_SPEC): Rename to
13738         GNU_USER_TARGET_STARTFILE_SPEC.
13739         (LINUX_TARGET_ENDFILE_SPEC): Rename to
13740         GNU_USER_TARGET_ENDFILE_SPEC.
13741         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
13742         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
13743         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
13744         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
13745         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
13746         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
13747         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
13748         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
13749         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
13750         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
13751         * config/arm/linux-eabi.h (CC1_SPEC): Use
13752         GNU_USER_TARGET_CC1_SPEC.
13753         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
13754         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
13755         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
13756         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
13757         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
13758         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
13759         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
13760         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
13761
13762 2011-01-12  Richard Guenther  <rguenther@suse.de>
13763
13764         PR other/46946
13765         * doc/invoke.texi (ffast-math): Document it is turned on
13766         with -Ofast.
13767
13768 2011-01-12  Jan Hubicka  <jh@suse.cz>
13769
13770         PR tree-optimization/47233
13771         * opts.c (common_handle_option): Disable ipa-reference with profile
13772         feedback.
13773
13774 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13775
13776         * c-parser.c (c_parser_objc_at_property_declaration): Improved
13777         error message.
13778
13779 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13780
13781         * c-parser.c (c_lex_one_token): Updated and reindented some
13782         comments.  No changes in code.
13783
13784 2011-01-11  Ian Lance Taylor  <iant@google.com>
13785
13786         * godump.c (go_output_var): Don't output the variable if there is
13787         already a type with the same name.
13788
13789 2011-01-11  Ian Lance Taylor  <iant@google.com>
13790
13791         * godump.c (go_format_type): Don't generate float80.
13792
13793 2011-01-11  Richard Henderson  <rth@redhat.com>
13794
13795         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
13796         declaration.  Rewrite for both speed and size.
13797         (mn10300_address_cost_1): Remove.
13798         (mn10300_register_move_cost): New.
13799         (mn10300_memory_move_cost): New.
13800         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
13801         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
13802         extensions, shifts, BSWAP, CLZ.
13803         (mn10300_wide_const_load_uses_clr): Remove.
13804         (TARGET_REGISTER_MOVE_COST): New.
13805         (TARGET_MEMORY_MOVE_COST): New.
13806         * config/mn10300/mn10300-protos.h: Update.
13807         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
13808
13809         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
13810         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
13811         * config/mn10300/mn10300-protos.h: Update.
13812         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
13813         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
13814         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
13815         (*test_int_bitfield, *test_byte_bitfield): Remove.
13816         (*bit_test, *subreg_bit_test): Remove.
13817         * config/mn10300/predicates.md (const_8bit_operand): Remove.
13818
13819         * config/mn10300/constraints.md ("c"): Rename from "A".
13820         ("A", "D"): New constraint letters.
13821         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
13822         (fmssf4, fnmasf4, fnmssf4): Likewise.
13823
13824         * config/mn10300/mn10300.md (isa): New attribute.
13825         (enabled): New attribute.
13826
13827         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
13828         (abssf2, negsf2): Define only for hardware fp.
13829         (sqrtsf2): Reformat.
13830         (addsf3, subsf3, mulsf3): Merge expander and insn.
13831
13832         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
13833         (DEBUGGER_AUTO_OFFSET): Remove.
13834         (DEBUGGER_ARG_OFFSET): Remove.
13835
13836         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
13837         Emit register stores with the same offsets as the hardware.
13838         (mn10300_store_multiple_operation): Don't check that the register
13839         save offsets are monotonic.
13840         * config/mn10300/mn10300-protos.h: Update.
13841
13842         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
13843
13844         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
13845         in terms of the value on the stack, not the MDR register.
13846
13847 2011-01-11  Jan Hubicka  <jh@suse.cz>
13848
13849         PR lto/45721
13850         PR lto/45375
13851         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
13852         (symbol_alias_set_destroy, symbol_alias_set_contains,
13853         propagate_aliases_backward): Declare.
13854         * lto-streamer-out.c (struct sets): New sturcture.
13855         (trivally_defined_alias): New function.
13856         (output_alias_pair_p): Rewrite.
13857         (output_unreferenced_globals): Fix output of alias pairs.
13858         (produce_symtab): Likewise.
13859         * ipa.c (function_and_variable_visibility): Set weak alias destination
13860         as needed in lto.
13861         * varasm.c (symbol_alias_set_t): Remove.
13862         (symbol_alias_set_destroy): Export.
13863         (propagate_aliases_forward, propagate_aliases_backward): New functions
13864         based on ...
13865         (compute_visible_aliases): ... this one; remove.
13866         (trivially_visible_alias): New
13867         (trivially_defined_alias): New.
13868         (remove_unreachable_alias_pairs): Rewrite.
13869         (finish_aliases_1): Reorganize code checking if alias is defined.
13870         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
13871         in LTO mode.
13872
13873 2011-01-11  Richard Guenther  <rguenther@suse.de>
13874
13875         PR tree-optimization/46076
13876         * tree-ssa.c (useless_type_conversion_p): Conversions from
13877         unprototyped to empty argument list function types are useless.
13878
13879 2011-01-11  Richard Guenther  <rguenther@suse.de>
13880
13881         PR middle-end/45235
13882         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
13883         volatile MEMs as MEM_READONLY_P.
13884
13885 2011-01-11  Richard Guenther  <rguenther@suse.de>
13886
13887         PR tree-optimization/47239
13888         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
13889
13890 2011-01-11  Jeff Law  <law@redhat.com>
13891
13892         PR tree-optimization/47086
13893         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
13894         IVs from statements that might throw.
13895
13896 2011-01-10  Jan Hubicka  <jh@suse.cz>
13897
13898         PR lto/45375
13899         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
13900
13901 2011-01-10  Jan Hubicka  <jh@suse.cz>
13902
13903         PR lto/45375
13904         * profile.c (read_profile_edge_counts): Ignore profile inconistency
13905         when correcting profile.
13906
13907 2011-01-10  Jan Hubicka  <jh@suse.cz>
13908
13909         PR lto/46083
13910         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
13911         DECL_FINI_PRIORITY.
13912         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
13913         Restore DECL_FINI_PRIORITY.
13914
13915 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13916
13917         * doc/gimple.texi: Fix quoting of multi-word return values in
13918         @deftypefn statements.  Ensure presence of return value.  Wrap
13919         overlong @deftypefn lines.
13920         (is_gimple_operand, is_gimple_min_invariant_address): Remove
13921         descriptions of removed functions.
13922         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
13923         of multi-word return value in @deftypefn statement.
13924
13925 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13926
13927         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
13928         (Conditional Expressions, Logical Operators)
13929         (Statement and operand traversals): Do not indent smallexample
13930         code.  Fix duplicate function argument in example.
13931
13932 2011-01-10  Jeff Law  <law@redhat.com>
13933
13934         PR tree-optimization/47141
13935         * ipa-split.c (split_function): Handle case where we are
13936         returning a value and the return block has a virtual operand phi.
13937
13938 2011-01-10  Jan Hubicka  <jh@suse.cz>
13939
13940         PR tree-optimization/47234
13941         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
13942         (pass_feedback_split_functions): Declare.
13943         * passes.c (init_optimization_passes): Add ipa-split as subpass of
13944         tree-profile.
13945         * ipa-split.c (gate_split_functions): Update comments; disable
13946         split-functions for profile_arc_flag and branch_probabilities.
13947         (gate_feedback_split_functions): New function.
13948         (execute_feedback_split_functions): New function.
13949         (pass_feedback_split_functions): New global var.
13950
13951 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
13952
13953         PR lto/46760
13954         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
13955         calling gimple_call_set_cannot_inline.
13956
13957 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
13958
13959         * config/darwin-sections.def: Remove unused section.
13960
13961 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
13962
13963         PR c++/47218
13964         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
13965
13966 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
13967
13968         PR objc/47232
13969         * c-parser.c (c_parser_declaration_or_fndef): Improved
13970         error message.
13971
13972 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
13973
13974         * config/i386/winnt.c (i386_pe_start_function): Make sure
13975         to switch back to function's section.
13976
13977 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
13978
13979         PR gcc/46902
13980         PR testsuite/46912
13981         * plugin.c: Move include of dlfcn.h from here...
13982         * system.h: ... to here.
13983
13984 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13985
13986         * doc/cpp.texi (C++ Named Operators): Fix markup for header
13987         file name.
13988         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
13989         two extra empty pages in PDF output.
13990
13991 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
13992
13993         PR objc/47078
13994         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
13995         for error recovery purposes behave as if it was not specified so
13996         that the default type is usd.
13997
13998 2011-01-07  Jan Hubicka  <jh@suse.cz>
13999
14000         PR tree-optmization/46469
14001         * ipa.c (function_and_variable_visibility): Clear needed flags on
14002         nodes with external decls; handle weakrefs merging correctly.
14003
14004 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
14005
14006         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
14007         not false.
14008
14009 2011-01-07  Jan Hubicka  <jh@suse.cz>
14010
14011         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
14012         and no longer claim that gold is required for linker plugin.
14013         * configure: Regenerate.
14014         * gcc.c (PLUGIN_COND): New macro.
14015         (LINK_COMMAND_SPEC): Use it.
14016         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
14017         * config.in (HAVE_LTO_PLUGIN): New.
14018         * configure.ac (--with-lto-plugin): New parameter; autodetect
14019         HAVE_LTO_PLUGIN.
14020
14021 2011-01-07  Jan Hubicka  <jh@suse.cz>
14022
14023         PR tree-optimization/46367
14024         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
14025         when we can update original.
14026         (cgraph_mark_inline_edge): Sanity check.
14027         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
14028
14029 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14030
14031         * config/spu/spu.h (ASM_COMMENT_START): Define.
14032
14033 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
14034
14035         PR driver/42445
14036         * gcc.c (%>S): New.
14037         (SWITCH_KEEP_FOR_GCC): Likewise.
14038         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
14039         (do_spec_1): Handle "%>".
14040
14041         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
14042
14043 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
14044
14045         PR target/47201
14046         * config/i386/i386.c (ix86_delegitimize_address): If
14047         simplify_gen_subreg fails, return orig_x.
14048
14049         PR bootstrap/47187
14050         * value-prof.c (gimple_stringop_fixed_value): Handle
14051         lhs of the call properly.
14052
14053 2011-01-07  Jan Hubicka  <jh@suse.cz>
14054
14055         PR lto/45375
14056         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14057
14058 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14059
14060         * target.def (function_switched_text_sections): New hook.
14061         * doc/tm.texi: Regenerated.
14062         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14063         * final.c (default_function_switched_text_sections): New.
14064         (final_scan_insn): Call function_switched_text_sections when a
14065         mid-function section change occurs.
14066         * output.h (default_function_switched_text_sections): Declare.
14067         * config/darwin-protos.h (darwin_function_switched_text_sections):
14068         Likewise.
14069         * config/darwin.c (darwin_function_switched_text_sections): New.
14070         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14071
14072 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14073
14074         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14075         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14076         the secondary code fragment when outputting for DWARF == 2.
14077
14078 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14079
14080         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14081         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14082         Remove.
14083         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14084         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14085
14086 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14087
14088         PR debug/46704
14089         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14090         when it is not empty.
14091
14092 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14093
14094         Bobcat Enablement
14095         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14096         (case ${target}): Add btver1.
14097         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14098         -march=native recognize btver1 processors.
14099         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14100         btver1 def_and_undef
14101         * config/i386/i386.c (struct processor_costs btver1_cost): New
14102         btver1 cost table.
14103         (m_BTVER1): New definition.
14104         (m_AMD_MULTIPLE): Includes m_BTVER1.
14105         (initial_ix86_tune_features): Add btver1 tune.
14106         (processor_target_table): Add btver1 entry.
14107         (static const char *const cpu_names): Add btver1 entry.
14108         (software_prefetching_beneficial_p): Add btver1.
14109         (ix86_option_override_internal): Add btver1 instruction sets.
14110         (ix86_issue_rate): Add btver1.
14111         (ix86_adjust_cost): Add btver1.
14112         * config/i386/i386.h (TARGET_BTVER1): New definition.
14113         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14114         (enum processor_type): Add PROCESSOR_BTVER1.
14115         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14116
14117 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14118
14119         PR target/43309
14120         * config/i386/i386.c (legitimize_tls_address)
14121         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14122         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14123         (tls_initial_exec_64_sun): New pattern.
14124
14125 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14126
14127         * doc/invoke.texi (Overall Options): Improve wording and markup
14128         of the description of -wrapper.
14129
14130 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14131
14132         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14133         rdynamic, threads): New Driver options.
14134
14135 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14136
14137         PR target/38118
14138         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14139         if coming from .tdata.
14140         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14141
14142 2011-01-06  Jan Hubicka  <jh@suse.cz>
14143
14144         PR lto/47188
14145         * collect2.c (main): Do not enable LTOmode when plugin is active.
14146
14147 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14148
14149         PR other/45915
14150         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14151         --version output if supported.
14152         * configure: Regenerate.
14153
14154 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14155
14156         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14157         Driver options.
14158
14159 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14160
14161         PR c/47150
14162         * c-convert.c (convert): When converting a complex expression
14163         other than COMPLEX_EXPR to a different complex type, ensure
14164         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14165         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14166         when converting COMPLEX_TYPE.
14167
14168 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14169
14170         PR tree-optimization/47139
14171         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14172         only the last reduction value is used outside the loop.  Update
14173         documentation.
14174
14175 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14176
14177         * config/rtems.opt: New.
14178         * config.gcc (*-*-rtems*): Use rtems.opt.
14179
14180 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14181
14182         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14183         processors do not support 3DNow instructions.
14184
14185 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14186
14187         * config/spu/spu.c (spu_option_override): Set parameter
14188         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14189
14190 2011-01-05  Jan Hubicka  <jh@suse.cz>
14191
14192         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14193         at the command line.
14194
14195 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14196
14197         PR lto/47162
14198         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14199         deltas on streamed outgoing edges.
14200         (output_node_opt_summary): Output info for outgoing edges only when
14201         the node is in new parameter set.
14202         (output_cgraph_opt_summary): New parameter set, passed to the two
14203         aforementioned functions.  Update its forward declaration and its
14204         callee too.
14205
14206 2011-01-05  Tom Tromey  <tromey@redhat.com>
14207
14208         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14209         operator to c_finish_omp_atomic.
14210         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14211         (build_unary_op): Update.
14212         (build_modify_expr): Update.
14213         (build_asm_expr): Update.
14214
14215 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14216
14217         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14218         newly inserted insns.
14219         (pad_bb): Likewise.
14220         (spu_emit_branch_hint): Likewise.
14221         (insert_hbrp_for_ilb_runout): Likewise.
14222         (spu_machine_dependent_reorg): Call df_finish_pass after
14223         schedule_insns returns.
14224
14225 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14226
14227         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14228
14229 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14230
14231         PR tree-optimization/47005
14232         * tree-sra.c (struct access): Add 'non_addressable' bit.
14233         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14234         (decide_one_param_reduction): Return 0 if the parameter is passed by
14235         reference and one of the accesses in the group is non_addressable.
14236
14237 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14238
14239         PR tree-optimization/47056
14240         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14241         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14242         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14243
14244 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14245
14246         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14247         initializer.  Skip view conversions from aggregate types.
14248
14249 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14250
14251         PR bootstrap/47055
14252         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14253
14254 2011-01-04  Philipp Thomas  <pth@suse.de>
14255
14256         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14257         obvious typo.
14258
14259 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14260
14261         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14262         on empty epilogue sequences.
14263
14264 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14265
14266         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14267         non-static): New Driver options.
14268
14269 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14270
14271         PR driver/47137
14272         * gcc.c (default_compilers[]): Set combinable field to 0
14273         for all assembly languages.
14274
14275 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14276
14277         * config/mips/loongson3a.md: New file.
14278         * config/mips/mips.md: Include loongson3a.md.
14279         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14280         TUNE_LOONGSON_3A.
14281
14282 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14283
14284         PR middle-end/47017
14285         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14286         instead of convert_memory_address_addr_space on the base expression.
14287
14288 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14289
14290         * config/spu/spu.c (spu_option_override): Update error text
14291         for bad -march= / -mtune= values.
14292
14293 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14294
14295         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14296         if branch-hint optimization will be performed.
14297
14298 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14299
14300         PR tree-optimization/47148
14301         * ipa-split.c (split_function): Convert arguments to
14302         DECL_ARG_TYPE if possible.
14303
14304         PR tree-optimization/47155
14305         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14306         when computing uns.
14307
14308         PR rtl-optimization/47157
14309         * combine.c (try_combine): If undobuf.other_insn becomes
14310         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14311         and set *new_direct_jump_p too.
14312
14313 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14314
14315         PR tree-optimization/47021
14316         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14317
14318 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14319
14320         * gcc.c (process_command): Update copyright notice dates.
14321         * gcov.c (print_version): Likewise.
14322         * gcov-dump.c (print_version): Likewise.
14323         * mips-tfile.c (main): Likewise.
14324         * mips-tdump.c (main): Likewise.
14325
14326 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14327
14328         PR tree-optimization/46801
14329         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14330         aggregate fields start at byte boundary instead of the bit-field flag.
14331
14332 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14333
14334         PR driver/47137
14335         * gcc.c (main): Revert revision 168407.
14336
14337 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14338
14339         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14340
14341 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14342
14343         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14344         vector optab to expand vector/scalar shift, update gimple to vector.
14345
14346 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14347
14348         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14349         a thunk.
14350
14351 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14352
14353         PR tree-optimization/46984
14354         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14355         HOST_WIDE_INT.
14356         (cgraph_create_indirect_edge): Fixed line length.
14357         (cgraph_indirect_call_info): Declare.
14358         (cgraph_make_edge_direct) Update declaration.
14359         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14360         (cgraph_create_indirect_edge): Use it.
14361         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14362         callees.
14363         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14364         the new thunk_delta representation.
14365         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14366         HOST_WIDE_INT.
14367         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14368         (ipa_read_indirect_edge_info): Likewise.
14369         * lto-cgraph.c (output_edge_opt_summary): New function.
14370         (output_node_opt_summary): Call it on all outgoing edges.
14371         (input_edge_opt_summary): New function.
14372         (input_node_opt_summary): Call it on all outgoing edges.
14373
14374 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14375
14376         PR driver/47137
14377         * gcc.c (main): Don't check have_o when settting combine_inputs.
14378
14379 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14380
14381         * regrename.c: Add general comment describing the pass.
14382         (struct du_head): Remove 'length' field.
14383         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14384         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14385         Force renaming to the preferred class (if any) in the first pass and do
14386         not consider registers that belong to it in the second pass.
14387         (create_new_chain): Do not set 'length' field.
14388         (scan_rtx_reg): Likewise.
14389
14390 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14391
14392         PR tree-optimization/47140
14393         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14394         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14395         to bit_value_binop.
14396
14397         PR rtl-optimization/47028
14398         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14399         parm_birth_insn instead of at the beginning of first bb.
14400
14401 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14402
14403         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14404         Remove the word "see" before "@pxref".
14405         * doc/rtl.texi: Remove the word "see" before "@pxref".
14406
14407 2011-01-01  Jan Hubicka  <jh@suse.cz>
14408
14409         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14410         memory.
14411
14412 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14413
14414         PR target/38662
14415         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14416
14417 \f
14418 Copyright (C) 2011 Free Software Foundation, Inc.
14419
14420 Copying and distribution of this file, with or without modification,
14421 are permitted in any medium without royalty provided the copyright
14422 notice and this notice are preserved.