gcc/ChangeLog

   1 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * opts-common.c (opt_enum_arg_to_value): New.
   4         * opts.h (opt_enum_arg_to_value): Declare.
   5         * config/i386/i386.opt (fpmath): Remove.
   6         (mfpmath=): Use Enum, Init and Save.
   7         (fpmath_unit): New Enum and EnumValue entries.
   8         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
   9         name for function fpmath state.
  10         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
  11         * config/i386/i386.c: Include diagnostic.h.
  12         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
  13         (ix86_target_string): Take enum fpmath_unit value instead of
  14         string.
  15         (ix86_debug_options): Update call to ix86_target_string.
  16         (ix86_option_override_internal): Don't process fpmath strings
  17         here.
  18         (x86_function_specific_save, ix86_function_specific_restore):
  19         Don't handle fpmath state specially.
  20         (ix86_function_specific_print): Pass fpmath state to
  21         ix86_target_string instead of printing in this function.
  22         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
  23         Handle enum attributes.
  24         (IX86_ATTR_ENUM, ix86_opt_enum): New.
  25         (ix86_valid_target_attribute_tree): Update option_strings
  26         handling.  Handle fpmath as enum option.
  27         (ix86_can_inline_p): Update field names for function fpmath state.
  28         (ix86_expand_builtin): Update call to ix86_target_string.
  29         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
  30         (ix86_fpmath): Remove.
  31         * config/i386/t-i386 (i386.o): Update dependencies.
  32
  33 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
  34
  35         PR preprocessor/48677
  36         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
  37         from decoded_options[0], not from itself.
  38
  39 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
  40
  41         * config/i386/constraints.md (z): New constraint.
  42         * config/i386/i386.c (c): New mode attribute.
  43         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
  44         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
  45         constraint for operand 0.
  46         (*call_vzeroupper): Ditto.
  47         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
  48         (*call_rex64_ms_sysv_vzeroupper): Ditto.
  49         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
  50         Use "lzm" constraint for operand 0.
  51         (*call_pop_vzeroupper): Ditto.
  52         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
  53         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
  54         constraint for operand 0.
  55         (*sibcall_vzeroupper): Ditto.
  56         (*sibcall_rex64_ms_sysv): Ditto.
  57         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
  58         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
  59         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
  60         (*sibcall_pop_vzeroupper): Ditto.
  61         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
  62         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
  63         mode iterator.  Use "<c>zm" constraint for operand 1.
  64         (*call_value_vzeroupper): Ditto.
  65         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
  66         for operand 0.
  67         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
  68         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
  69         *call_value_pop_1.  Use "lzm" constraint for operand 1.
  70         (*call_value_pop_vzeroupper): Ditto.
  71         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
  72         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
  73         mode iterator.  Use "Uz" constraint for operand 1.
  74         (*sibcall_value_vzeroupper): Ditto.
  75         (*sibcall_value_rex64_ms_sysv): Ditto.
  76         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
  77         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
  78         constraint for operand 1.
  79         (*sibcall_value_pop_vzeroupper): Ditto.
  80         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
  81         and "z" constraint for operand 2.
  82         (*tls_global_dynamic_32_gnu): Ditto.
  83         (*tls_local_dynamic_base_32_gnu): Ditto.
  84         (*tls_local_dynamic_base_64): Ditto.
  85         (*tls_local_dynamic_32_once): Ditto.
  86         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
  87         Update all callers.
  88         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
  89
  90 2011-05-16  Richard Guenther  <rguenther@suse.de>
  91
  92         * gimple.c (gimple_types_compatible_p_1): Use names of the
  93         type itself, not its main variant.
  94         (iterative_hash_gimple_type): Likewise.
  95
  96 2011-05-16  Richard Guenther  <rguenther@suse.de>
  97
  98         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
  99         always visit pointer target and function result and argument types.
 100
 101 2011-05-16  Jason Merrill  <jason@redhat.com>
 102
 103         PR c++/48999
 104         * tree-inline.c (copy_statement_list): Put back recursion.
 105
 106 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 107
 108         PR target/27663
 109         PR target/41076
 110         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
 111         * config/avr/avr.md ("*ior<mode>qi.byte0",
 112         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
 113
 114 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 115
 116         PR target/45099
 117         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
 118         register is needed for a function argument.
 119
 120 2011-05-16  Richard Guenther  <rguenther@suse.de>
 121
 122         * gimple.c (struct type_hash_pair): New type.
 123         (type_hash_pair_compare): New function.
 124         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
 125
 126 2011-05-16  Revital Eres  <revital.eres@linaro.org>
 127
 128         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
 129
 130 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 131
 132         * config/i386/i386.md (floating point move splitters): Fix
 133         usage of standard_80387_constant_p.
 134         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
 135
 136 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 137
 138         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
 139
 140 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
 141
 142         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
 143         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
 144         (tree_ssa_lim_finalize): Likewise.
 145
 146 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
 147
 148         * config/i386/constraint.md (Yd, Yx): New register constraints.
 149         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
 150         Yd conditional register constraint.
 151         (*movtf_internal): Use standard_sse_constant_opcode.
 152         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
 153         Yx conditional register constraint.
 154         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
 155         Yd conditional register constraint.  Use standard_sse_constant_p to
 156         check for valid SSE constants and call standard_sse_constant_opcode to
 157         output SSE insn.
 158         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
 159         constants and call standard_sse_constant_opcode to output SSE insn.
 160         * config/i386/i386.c (ix86_option_ovverride_internal): Set
 161         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
 162         optimize_size is set.
 163         (standard_sse_constant_opcode): Output conditional AVX insn templates.
 164
 165 2011-05-14  Tobias Burnus  <burnus@net-b.de>
 166
 167         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
 168
 169 2011-05-13  Martin Jambor  <mjambor@suse.cz>
 170
 171         * ipa-prop.c (ipa_cst_from_jfunc): New function.
 172         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
 173         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
 174         (evaluate_conditions_for_ipcp_clone): Removed.
 175         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
 176         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
 177         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
 178
 179 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
 180
 181         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
 182         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
 183         lieu of MAY_HAVE_DEBUG_STMTS.
 184         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
 185         debug statements if !MAY_HAVE_DEBUG_STMTS.
 186
 187 2011-05-13  Martin Thuresson  <martint@google.com>
 188
 189         PR gcov-profile/47793
 190         * libgcov.c (gcov_exit): Support relative profile paths.
 191         * doc/invoke.texi (-fprofile-dir): Update for above change.
 192
 193 2011-05-13  Richard Guenther  <rguenther@suse.de>
 194
 195         * gimple.c (gimple_canonical_types_compatible_p): Do not use
 196         type-pair caching, do not compare hashes.
 197
 198 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
 199
 200         PR middle-end/48965
 201         * tree-cfg.c (edge_to_cases_cleanup): Return true.
 202         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
 203
 204 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 205
 206         * gimplify.c (gimplify_expr): Make sure operand is boolified.
 207         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
 208         compatible type for TRUTH_NOT_EXPR.
 209
 210 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
 211
 212         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
 213         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
 214         can_create_pseudo_p ().
 215
 216 2011-05-13  Richard Guenther  <rguenther@suse.de>
 217
 218         PR lto/48978
 219         * gimple.c (iterative_hash_gimple_type): Revert change in
 220         pointer target and function result and argument hashing.
 221
 222 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
 223
 224         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
 225         (*movxf_internal_nointeger): Ditto.
 226         (*movdf_internal_rex64): Ditto.
 227         (*movdf_internal): Ditto.
 228         (*movdf_internal_nointeger): Ditto.
 229         (*movsf_internal): Ditto.
 230         (sincos splitters): Use can_create_pseudo ().
 231
 232 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
 233
 234         * config/i386/i386-opts.h: New.
 235         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
 236         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
 237         ix86_section_threshold): Remove.
 238         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
 239         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
 240         OPT_mbranch_cost_.
 241         (ix86_option_override_internal): Don't decode strings for options
 242         other than -march=, -mtune= and -mfpmath=.  Don't allow for
 243         __attribute__ uses in remaining diagnostics for options with
 244         string arguments.  Don't check for integer arguments being negative.
 245         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
 246         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
 247         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
 248         ix86_branch_cost, ix86_section_threshold): Remove.
 249         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
 250         HeaderInclude.
 251         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
 252         but not Var.
 253         (masm=): Use Enum and Init.
 254         (asm_dialect): New Enum and EnumValue entries.
 255         (mbranch-cost=): Use UInteger.
 256         (mlarge-data-threshold=): Use UInteger and Init.
 257         (mcmodel=): Use Enum and Init.
 258         (cmodel): New Enum and EnumValue entries.
 259         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
 260         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
 261         mregparm=): Use UInteger.
 262         (mstringop-strategy=): Use Enum and Init.
 263         (stringop_alg): New Enum and EnumValue entries.
 264         (mtls-dialect=): Use Enum and Init.
 265         (tls_dialect): New Enum and EnumValue entries.
 266         (mabi=): Use Enum and Init.
 267         (calling_abi): New Enum and EnumValue entries.
 268         (mveclibabi=): Use Enum and Init.
 269         (ix86_veclibabi): New Enum and EnumValue entries.
 270
 271 2011-05-13  Nick Clifton  <nickc@redhat.com>
 272
 273         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
 274         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
 275
 276 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 277
 278         PR middle-end/48984
 279         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
 280         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
 281         (gimple_boolify): Check for cast for boolean_type_node instead for
 282         BOOLEAN_TYPE.
 283
 284 2011-05-13  Richard Guenther  <rguenther@suse.de>
 285
 286         PR tree-optimization/48172
 287         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
 288         multiplying by number of iterations for equal step.
 289         (vect_create_cond_for_alias_checks): Likewise.
 290
 291 2011-05-13  Andreas Schwab  <schwab@redhat.com>
 292
 293         * configure.ac: Use AS_HELP_STRING throughout.
 294         * configure: Regenerate.
 295
 296 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 297
 298         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
 299         (ix86_emit_restore_regs_using_mov): Likewise.
 300         (ix86_emit_restore_sse_regs_using_mov): Likewise.
 301
 302 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
 303
 304         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
 305         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
 306         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
 307         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
 308         RTX_OK_FOR_OLO10_P): ...here.
 309         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
 310         SYMBOLIC_CONST.
 311
 312 2011-05-12  Kai Tietz  <ktietz@redhat.com>
 313
 314         * gimplify.c (gimple_boolify): Re-boolify expression
 315         arguments even if expression type is of kind BOOLEAN_TYPE.
 316         (gimplify_boolean_expr): Removed.
 317         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
 318         and XOR. Additional take care that we keep expression's type.
 319         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
 320         of TRUTH_AND|OR|XOR_EXPR.
 321
 322 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 323
 324         PR tree-optimization/48975
 325         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 326         on all bbs here and free and clear ifc_bbs at the end.
 327
 328 2011-05-12  Richard Guenther  <rguenther@suse.de>
 329
 330         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 331         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 332         until after simple checks.
 333         (gimple_types_compatible_p): Likewise.
 334         (iterative_hash_gimple_type): Always hash pointer targets
 335         and function return and argument types.
 336         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 337         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 338         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 339         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 340         completely in the simple compare section.
 341         (gimple_register_canonical_type): Query the cache again after
 342         registering.
 343
 344 2011-05-12  Richard Guenther  <rguenther@suse.de>
 345
 346         PR tree-optimization/48172
 347         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 348         the number of iterations from the segment size calculation.
 349         (vect_create_cond_for_alias_checks): Adjust.
 350
 351 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 352
 353         PR debug/48967
 354         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 355         if validate_subreg fails.
 356
 357 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 358
 359         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 360         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 361         early.
 362
 363 2011-05-12  DJ Delorie  <dj@redhat.com>
 364
 365         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 366         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 367         created builtin into rx_builtins array.
 368         (rx_builtin_decl): New function.
 369         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
 370
 371 2011-05-12  DJ Delorie  <dj@redhat.com>
 372             Nick Clifton  <nickc@redhat.com>
 373
 374         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 375         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 376         (rx_is_legitimate_address): Add pre-decrement and post-increment
 377         addressing in HImode and QImode.  Fix test for out of range
 378         REG+INT addressing.
 379         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 380         (rx_align_for_label): Test label before extracting its usage count.
 381         (rx_adjust_insn_lengths): Fix selection of insn codes.
 382         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 383
 384 2011-05-11  Jason Merrill  <jason@redhat.com>
 385
 386         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 387
 388 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 389
 390         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 391         reindent the subsequent block.
 392
 393 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 394             Paul Pluzhnikov  <ppluzhnikov@google.com>
 395
 396         * doc/install.texi (Configuration): Document --with-linker-hash-style.
 397         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 398         * config.in: Add LINKER_HASH_STYLE.
 399         * configure.ac: Add --with-linker-hash-style.
 400         * configure: Regenerate.
 401
 402 2011-05-11  Richard Guenther  <rguenther@suse.de>
 403
 404         PR middle-end/48964
 405         * gimple.c (iterative_hash_canonical_type): Fix typo.
 406
 407 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 408
 409         * config/i386/i386.c (legitimize_tls_address)
 410         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 411         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 412         __tls_get_addr symbol reference here.  Update call to
 413         gen_tls_global_dynamic_{32,64} for added arguments.
 414         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 415         expanders directly for TARGET_GNU2_TLS.  Determine
 416         __tls_get_addr symbol reference here.  Update call to
 417         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 418         unique UNSPEC REG_EQUIV to libcall block.
 419         (ix86_tls_get_addr): Declare static.
 420         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 421         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 422         Do not determine pic and __tls_get_addr symbol reference here. Do not
 423         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 424         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 425         (tls_global_dynamic_64): Add operand 2.  Do not determine
 426         __tls_get_addr symbol reference here.  Do not call
 427         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 428         (tls_local_dynamic_base64): Ditto for operand 1.
 429
 430 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 431
 432         * function.c (expand_function_start): Initialize stack_check_probe_note
 433         only if the generic stack checking mechanism is used.
 434
 435 2011-05-11  Richard Guenther  <rguenther@suse.de>
 436
 437         PR tree-optimization/15256
 438         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 439         (A & B) | C, combine (A op CST1) op CST2.
 440         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 441         visit assigns that have uses.
 442
 443 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 444
 445         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 446         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 447         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 448         (unpack_value_fields): Adjust for renaming.
 449         (lto_input_ts_type_tree_pointers): Split into...
 450         (lto_input_ts_type_common_tree_pointer): ...this and...
 451         (lto_input_ts_type_non_common_tree_pointers): ...this.
 452         (lto_input_tree_pointers): Adjust for above split.
 453         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 454         (pack_ts_type_common_value_fields): ...this.  Update comment.
 455         (lto_output_ts_type_tree_pointers): Split into...
 456         (lto_output_ts_type_common_tree_pointers): ...this and...
 457         (lto_output_ts_type_non_common_tree_pointers): ...this.
 458         (lto_output_tree_pointers): Adjust for above split.
 459         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 460         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 461         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 462         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 463         Define.
 464         (struct tree_type): Split into...
 465         (struct tree_type_common: ...this and...
 466         (struct tree_type_with_lang_specific): ...this and...
 467         (struct tree_type_non_common): ...this.  Adjust accessor macros
 468         accordingly.
 469         (TYPE_VALUES_RAW): Define.
 470         (union tree_node): Update for above changes.
 471         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 472         TS_TYPE_NON_COMMON.
 473         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 474         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 475         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 476         * treestructu.def (TS_TYPE): Remove.
 477         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 478         Define.
 479
 480 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 481
 482         PR debug/48159
 483         * tree-ssa.c (reset_debug_uses): New function.
 484         * tree-flow.h (reset_debug_uses): New prototype.
 485         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 486         * tree-loop-distribution.c (generate_loops_for_partition): Call
 487         reset_debug_uses on the stmts that will be removed.  Keep around
 488         all debug stmts, don't count them as bits in partition bitmap.
 489         (generate_builtin): Don't count debug stmts or labels as bits in
 490         partition bitmap.
 491
 492 2011-05-11  Richard Guenther  <rguenther@suse.de>
 493
 494         * gimple.c (gimple_type_hash_1): Merge with ...
 495         (gimple_type_hash): ... this.
 496         (gtc_visit): Remove mode parameter and simplify accordingly.
 497         (gimple_types_compatible_p_1): Likewise.
 498         (gimple_types_compatible_p): Likewise.
 499         (iterative_hash_gimple_type): Likewise.
 500         (visit): Likewise.
 501         (gimple_type_eq): Adjust.
 502
 503 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 504
 505         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 506         enters the branch create an anti edge in the opposite direction
 507         to prevent the creation of reg-moves.
 508         * modulo-sched.c: Adjust comment to reflect the fact we are
 509         scheduling closing branch.
 510         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 511         (stage_count): New field in struct partial_schedule.
 512         (calculate_stage_count): New function.
 513         (normalize_sched_times): Rename to reset_sched_times and handle
 514         incrementing the sched time of the nodes by a constant value
 515         passed as parameter.
 516         (duplicate_insns_of_cycles): Skip closing branch.
 517         (sms_schedule_by_order): Schedule closing branch.
 518         (ps_insn_find_column): Handle closing branch.
 519         (sms_schedule): Call reset_sched_times and adjust the code to
 520         support scheduling of the closing branch.
 521         (ps_insert_empty_row): Update calls to normalize_sched_times
 522         and rotate_partial_schedule functions.
 523
 524 2011-05-11  Richard Guenther  <rguenther@suse.de>
 525
 526         PR middle-end/48953
 527         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 528
 529 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 530
 531         * opts.c (finish_options): Move warning settings from process_options.
 532         * toplev.c (process_options): Move warning settings to finish_options.
 533
 534 2011-05-11  Richard Guenther  <rguenther@suse.de>
 535
 536         PR tree-optimization/18041
 537         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 538         (simplify_bitwise_binary): ... this.  Handle operand conversions
 539         by applying them to the result instead.
 540         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 541
 542 2011-05-11  Richard Guenther  <rguenther@suse.de>
 543
 544         * gimple.c (gimple_canonical_types_compatible_p): Split out
 545         from gimple_types_compatible_p and friends.  Do not recurse
 546         to pointed-to types.
 547         (gimple_canonical_type_eq): Use it.
 548         (iterative_hash_canonical_type): Split out from
 549         iterative_hash_gimple_type and friends.  Do not recurse
 550         to pointed-to types.
 551         (gimple_canonical_type_hash): Use it, allocate the hash here.
 552
 553 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 554
 555         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 556         recognizing doloop.
 557
 558 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 559
 560         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 561         instead of PREV_INSN.
 562
 563 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 564
 565         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 566         * loop-doloop.c (doloop_condition_get): Likewise.
 567         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 568         (doloop_end): New.
 569         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 570
 571 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 572
 573         * tree.def (CASE_LABEL_EXPR): Add an operand.
 574         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 575
 576 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 577
 578         * c-decl.c (c_override_global_bindings_to_false): Remove.
 579         (global_bindings_p): Don't check
 580         c_override_global_bindings_to_false.
 581         * c-tree.h (c_override_global_bindings_to_false): Remove.
 582         * c-typeck.c (composite_type): Don't set
 583         c_override_global_bindings_to_false.
 584
 585 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 586
 587         PR target/48857, 48495
 588         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 589         (VSX_MODE): Ditto.
 590         (VSX_MOVE_MODE): Ditto.
 591         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 592         VSX vector types.  Add V2DImode.
 593         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 594         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 595         (MODES_TIEABLE_P): Ditto.
 596
 597         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 598         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 599         VSX_VECTOR_MODE.
 600         (init_cumulative_args): Ditto.
 601         (rs6000_function_arg_boundary): Ditto.
 602         (rs6000_function_arg_advance_1): Ditto.
 603         (rs6000_function_arg): Ditto.
 604         (rs6000_function_ok_for_sibcall): Ditto.
 605         (emit_frame_save): Ditto.
 606         (rs6000_function_value): Ditto.
 607         (rs6000_libcall_value): Ditto.
 608
 609 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 610
 611         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 612         i386/darwin-lib.h to $libgcc_tm_file.
 613         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 614
 615 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 616
 617         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 618
 619 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 620
 621         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 622         * config/rs6000/rs6000-tables.opt: New file (generated).
 623         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 624         rs6000/rs6000-tables.opt to extra_options.
 625         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 626         * config/rs6000/rs6000.c (rs6000_select): Remove.
 627         (processor_target_table): Move contents to rs6000-cpus.def.
 628         (darwin_rs6000_override_options): Check
 629         global_options_set.x_rs6000_cpu_index instead of
 630         rs6000_select[1].string.
 631         (rs6000_option_override_internal): Likewise.
 632         (rs6000_handle_option): Don't assert that global structures are in
 633         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 634         (rs6000_default_cpu): New variable.
 635         (rs6000_file_start): Set it instead of local default_cpu.  Check
 636         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 637         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 638         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 639         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 640         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 641         rs6000_select): Remove.
 642         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 643         Remove.
 644         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 645         * config/rs6000/t-rs6000
 646         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 647         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 648         global_options_set.x_rs6000_cpu_index instead of
 649         rs6000_select[1].string.
 650         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 651         global_options_set.x_rs6000_cpu_index instead of
 652         rs6000_select[1].string.
 653
 654 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 655
 656         * config.gcc (libgcc_tm_file): Define instead of including files
 657         from ../../libgcc/config/ in tm_file.
 658         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 659         * configure: Regenerate.
 660         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 661         libgcc_tm.h, cs-libgcc_tm.h): New.
 662         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 663         (clean): Remove libgcc_tm.h.
 664         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 665         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 666         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 667
 668 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 669
 670         PR target/48896
 671         * config/avr/avr.c (avr_ret_register): Return unsigned int
 672         instead of int.
 673         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
 674         it to avr_libcall_value.
 675         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
 676         expand_expr.
 677         (avr_expand_binop_builtin): Ditto.
 678         (avr_expand_unop_builtin): Ditto.
 679
 680 2011-05-10  DJ Delorie  <dj@redhat.com>
 681
 682         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
 683         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
 684         * config/rx/rx.c (rx_align_for_label): Add label and
 685         uses_threshold parameters.  Do not align when the label is not
 686         used enough.
 687         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
 688
 689 2011-05-10  Richard Guenther  <rguenther@suse.de>
 690
 691         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
 692         a series of conversions and apply foldings similar to what
 693         fold-const does.
 694         (tree_ssa_forward_propagate_single_use_vars): Call it.
 695
 696 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
 697
 698         PR tree-optimization/48611
 699         PR tree-optimization/48794
 700         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
 701         referenced from RESX or EH_DISPATCH arguments.
 702
 703         PR debug/48928
 704         * dfp.c (decimal_to_decnumber): Handle conversion from
 705         dconst{1,2,m1,half}.
 706
 707 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 708
 709         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
 710         for !flag_prefer_avx128.
 711         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
 712
 713 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 714
 715         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
 716         (fold_ternary_loc): Use expr_location_or.
 717
 718 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 719
 720         PR debug/48853
 721         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
 722         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
 723         Pmode and mem_mode is not VOIDmode.
 724
 725 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 726
 727         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
 728         TYPE_QUAL_RESTRICT): Convert to enum.
 729
 730 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 731
 732         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
 733         (const_pow2_1_to_8_operand): Ditto.
 734         (const_pow2_1_to_128_operand): Ditto.
 735         (const_pow2_1_to_32768_operand): Ditto.
 736         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
 737         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
 738         in insn constraint to check integer value of operand 3.
 739         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
 740
 741         (PINSR_MODE): New mode iterator.
 742         (sse2p4_1): New mode attribute.
 743         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
 744         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
 745         iterator.  Use const_int_operand instead of
 746         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
 747         exact_log2 in insn constraint to check integer value of operand 3.
 748
 749 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 750
 751         * config/i386/sse.md (blendbits): Remove mode attribute.
 752         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 753         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 754         Check integer value of operand 3 in insn constraint.
 755
 756 2011-05-09  Richard Guenther  <rguenther@suse.de>
 757
 758         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
 759         for diagnostics.
 760         (lto_symtab_merge): Likewise.  Do not register types here.
 761         (lto_symtab_merge_decls_2): Likewise.
 762         (lto_symtab_merge_decls_1): Likewise.
 763         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
 764         * gimple.c (enum gtc_mode): Declare.
 765         (gimple_types_compatible_p): Make static.
 766
 767 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 768
 769         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
 770         temporary register to match Pmode.
 771
 772 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 773
 774         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
 775         and *vec_concatv4si_1_avx.
 776
 777 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 778
 779         PR rtl-optimization/48927
 780         * ira-conflicts.c (commutative_constraint_p): Use
 781         recog_data.alternative_enabled_p to disable alternatives where
 782         "enabled" attribute is false.
 783         (get_dup_num): Ditto.
 784         * ira-lives.c (single_reg_class): Ditto.
 785         (ira_implicitly_set_insn_hard_regs): Ditto.
 786
 787 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 788
 789         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
 790         (dataflow_set_preserve_mem_locs): Likewise.
 791
 792 2011-05-09  Philipp Thomas  <pth@suse.de>
 793
 794         * config/mep/mep.c (mep_validate_vliw): Syntax description
 795         should not be translated.
 796
 797 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
 798
 799         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
 800         * config/mips/mips-tables.opt: New file (generated).
 801         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
 802         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
 803         MIPS_ARCH_OPTION_NATIVE): Define.
 804         * config/mips/mips.c (mips_cpu_info_table): Move contents to
 805         mips-cpus.def.
 806         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
 807         mips_parse_cpu): Remove.
 808         (mips_cpu_info_from_opt, mips_default_arch): New.
 809         (mips_handle_option): Don't assert that global structures are in
 810         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
 811         (mips_option_override): Use new variables and functions to set
 812         state of these options.  Use strcmp to check for individual CPU names.
 813         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
 814         definition.
 815         * config/mips/mips.opt (march=): Use ToLower and Enum.
 816         (mips): Use ToLower, Enum and Var.
 817         (mtune=): Use ToLower and Enum.
 818         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
 819
 820 2011-05-08  Jan Hubicka  <jh@suse.cz>
 821
 822         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
 823         Arrange type pairs to be UID ordered.
 824         (gimple_lookup_type_leader): Make inline.
 825
 826 2011-05-09  Nick Clifton  <nickc@redhat.com>
 827
 828         PR target/48899
 829         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
 830         PROCESSOR_DEFAULT.
 831
 832         PR target/48897
 833         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
 834         variable 's'.
 835
 836 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
 837
 838         * combine.c (simplify_comparison): Abstract out parts into...
 839         (simplify_compare_const): ... new function.
 840         (try_combine): Generalize parallel arithmetic/compare combining
 841         to call simplify_compare_const() and CANONICALIZE_COMPARE().
 842
 843 2011-05-08  Jan Hubicka  <jh@suse.cz>
 844
 845         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
 846         (cgraph_create_virtual_clone): Call hooks once virtual clone
 847         is finished.
 848         * cgraph.h (cgraph_clone_node): Update prototype.
 849         * ipa-cp.c (ipcp_estimate_growth): Use
 850         estimate_ipcp_clone_size_and_time.
 851         * ipa-inline-transform.c (clone_inlined_nodes): Update.
 852         * lto-cgraph.c (input_node): Update.
 853         * ipa-inline.c (recursive_inlining): Update.
 854         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
 855         (evaluate_conditions_for_known_args): Break out from ...
 856         (evaluate_conditions_for_edge): ... here.
 857         (evaluate_conditions_for_ipcp_clone): New function.
 858         (inline_node_duplication_hook): Update clone summary based
 859         on parameter map.
 860         (estimate_callee_size_and_time): Rename to ...
 861         (estimate_node_size_and_time): take NODE instead of EDGE;
 862         take POSSIBLE_TRUTHS as argument.
 863         (estimate_callee_size_and_time): Update.
 864         (estimate_ipcp_clone_size_and_time): New function.
 865         (do_estimate_edge_time): Update.
 866
 867 2011-05-08  Richard Guenther  <rguenther@suse.de>
 868
 869         PR middle-end/48908
 870         PR middle-end/48905
 871         * expmed.c (expand_shift_1): Compute adjusted constant shift
 872         amount manually.
 873
 874 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 875
 876         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
 877
 878 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 879
 880         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
 881
 882 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
 883
 884         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
 885
 886 2011-05-07  Jan Hubicka  <jh@suse.cz>
 887
 888         * ipa-inline-transform.c (inline_call): Account when program size
 889         decreases.
 890         * ipa-inline.c (relative_time_benefit): New function.
 891         (edge_badness): Reorganize to be power 2 based; fix thinko when
 892         computing badness for negative growth; update comments to match
 893         reality; better dumps.
 894
 895 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 896
 897         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
 898         type to bool and adjust comment.
 899         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
 900         (fold_mathfn_compare): Remove calls to global_bindings_p.
 901         (fold_inf_compare): Likewise.
 902         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
 903         * c-tree.h (global_bindings_p): Adjust prototype.
 904         * c-decl.c (global_bindings_p): Return bool and simplify.
 905
 906 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
 907
 908         PR tree-optimization/48837
 909         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
 910         when accumulator transformation is performed.
 911
 912 2011-05-06  Jan Hubicka  <jh@suse.cz>
 913
 914         * i386.h (ix86_tune_indices): Add
 915         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
 916         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
 917         * i386.c (initial_ix86_tune_features): Add
 918         X86_SOFTARE_PREFETCHING_BENEFICIAL.
 919         (software_prefetching_beneficial_p): Remove predicate.
 920         (ix86_option_override_internal): Use new macro.
 921
 922 2011-05-06  Jan Hubicka  <jh@suse.cz>
 923
 924         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
 925
 926 2011-05-06  Jan Hubicka  <jh@suse.cz>
 927
 928         * cgraph.c (cgraph_add_thunk): Create real function node instead
 929         of alias node; finalize it and mark needed/reachale; arrange visibility
 930         to be right and add it into the corresponding same comdat group list.
 931         (dump_cgraph_node): Dump thunks.
 932         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
 933         cgraph_function_with_gimple_body_p,
 934         cgraph_first_function_with_gimple_body,
 935         cgraph_next_function_with_gimple_body): New functions.
 936         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
 937         New macros.
 938         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
 939         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 940         * cgraphunit.c (cgraph_finalize_function): Only look into possible
 941         devirtualization when optimizing.
 942         (verify_cgraph_node): Verify thunks.
 943         (cgraph_analyze_function): Analyze thunks.
 944         (cgraph_mark_functions_to_output): Output thunks only in combination
 945         with function they are assigned to.
 946         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
 947         alias into normal node.
 948         (assemble_thunks): New functoin.
 949         (cgraph_expand_function): Use it.
 950         * lto-cgraph.c (lto_output_node): Stream thunks.
 951         (input_overwrite_node): Stream in thunks.
 952         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
 953         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
 954         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
 955         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
 956         (inline_analyze_function): Do not care about thunk jump functions.
 957         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
 958         * ipa-prop.c (ipa_prop_write_jump_functions): Use
 959         cgraph_function_with_gimple_body_p.
 960         * passes.c (do_per_function_toporder): Use
 961         cgraph_function_with_gimple_body_p.
 962         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 963         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
 964         (function_called_by_processed_nodes_p): Likewise.
 965
 966 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 967
 968         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
 969         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
 970         entries.
 971         (mabi=): Replace with separate entries for mabi=altivec,
 972         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
 973         mabi=ieeelongdouble and mabi=ibmlongdouble.
 974         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
 975         check for -mabi=spe without SPE ABI support here.
 976         (rs6000_handle_option): Replace OPT_mabi_ handling with
 977         OPT_mabi_altivec and OPT_mabi_spe handling.
 978
 979 2011-05-06  Cary Coutant  <ccoutant@google.com>
 980
 981         * dwarf2out.c (contains_subprogram_definition): New function.
 982         (should_move_die_to_comdat): Call it.
 983
 984 2011-05-06  Jeff Law  <law@redhat.com>
 985
 986         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
 987         remove_ctrl_stmt_and_useless_edges.
 988         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
 989         (fixup_template_block, thread_single_edge): Likewise.
 990         (mark_threaded_blocks): Use THREAD_TARGET.
 991
 992 2011-05-06  Alan Modra  <amodra@gmail.com>
 993
 994         PR target/48900
 995         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
 996         const0_rtx as the arg to the dummy __tls_get_addr libcall.
 997
 998 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 999
1000         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1001         constraint modifier to "r".
1002
1003 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1004
1005         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
1006         fall through for OPT_mcmodel_.
1007
1008 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1009
1010         * config/s390/s390.c (s390_asm_trampoline_template): Comment
1011         instruction sizes.
1012         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1013
1014 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1015
1016         PR target/47930
1017         * config/arm/arm.opt (marm): Document it.
1018         (mthumb): Reject negative variant.
1019
1020 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1021
1022         PR target/48898
1023         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
1024         Fix typo in "ccvt" variable name.
1025
1026 2011-05-06  Tristan Gingold  <gingold@adacore.com>
1027
1028         PR target/48895
1029         * config/vms/vms-ar.c (main): Remove cwd variable.
1030
1031 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
1032
1033         PR debug/48902
1034         * var-tracking.c (prepare_call_arguments): Move else before #endif.
1035
1036 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
1037
1038         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
1039         * gimplify.c (gimplify_switch_expr): Likewise.
1040         * omp-low.c (expand_omp_sections): Likewise.
1041         * tree-eh.c (lower_try_finally_switch): Likewise.
1042         (lower_eh_dispatch): Likewise.
1043         * tree.h (build_case_label): Declare.
1044         * tree.c (build_case_label): Define.
1045
1046 2011-05-05  Jason Merrill  <jason@redhat.com>
1047
1048         PR c++/40975
1049         * tree-inline.c (copy_tree_r): Use copy_statement_list.
1050         (copy_statement_list): Don't recurse.
1051         * stor-layout.c (copy_self_referential_tree_r): Don't allow
1052         STATEMENT_LIST.
1053
1054 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1055
1056         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
1057         through from -mfpu= handling.
1058         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
1059
1060 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
1061
1062         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
1063         POST_MODIFY.
1064
1065 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
1066
1067         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
1068         for 11.31.
1069         (hppa[12]*-*-hpux11*): Ditto.
1070         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
1071         * config/ia64/hpux-unix2003.h: New.
1072         * config/pa/pa-hpux1131.opt: New.
1073         * config/pa/pa-hpux1131.h: New.
1074         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
1075         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
1076         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
1077
1078 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1079
1080         PR debug/48853
1081         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
1082         instead of mode as 3rd argument to recursive call.
1083         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
1084         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
1085         VOIDmode.
1086         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
1087         don't give up if mode is Pmode and mem_mode is not VOIDmode.
1088         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
1089         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
1090
1091 2011-05-05  Julian Brown  <julian@codesourcery.com>
1092
1093         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1094         parenthesis in D-register case.
1095
1096 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1097
1098         * opt-functions.awk (var_type_struct): Handle Enum options.
1099         * optc-gen.awk: Don't check range of variables of character type.
1100         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
1101         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
1102         rs6000_sdata_name, rs6000_explicit_options): Remove.
1103         (rs6000_option_override_internal): Check for -malign-power here.
1104         Use global_options_set instead of rs6000_explicit_options.
1105         (rs6000_parse_fpu_option): Remove.
1106         (rs6000_handle_option): Access variables via opts and opts_set
1107         pointers.  Use error_at and warning_at.  Add fall-through
1108         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
1109         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
1110         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
1111         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
1112         here.  Don't use rs6000_parse_fpu_option.
1113         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
1114         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
1115         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
1116         (mrecip=): Use Var.
1117         (mspe): Use Var and Save.
1118         (mtraceback=): Use Enum and Var.
1119         (rs6000_traceback_type): New Enum and EnumValue entries.
1120         (mfloat-gprs=): Use Enum, Var and Save.
1121         (rs6000_float_gprs): New Enum and EnumValue entries.
1122         (mlong-double-): use Var and Save.
1123         (msched-costly-dep=, minsert-sched-nops=): Use Var.
1124         (malign-): Use Enum and Var.
1125         (rs6000_alignment_flags): New Enum and EnumValue entries.
1126         (mfpu=): Use Enum.
1127         (fpu_type_t): New Enum and EnumValue entries.
1128         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1129         global_options_set instead of rs6000_explicit_options.
1130         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1131         global_options_set instead of rs6000_explicit_options.
1132         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1133         global_options_set instead of rs6000_explicit_options.
1134         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1135         global_options_set instead of rs6000_explicit_options.
1136         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
1137         global_options_set instead of rs6000_explicit_options.
1138         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1139         global_options_set instead of rs6000_explicit_options.
1140         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
1141         definition.
1142         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1143         global_options_set instead of rs6000_explicit_options.
1144         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
1145         (rs6000_cmodel): New Enum and EnumValue entries.
1146         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1147         global_options_set instead of rs6000_explicit_options.
1148         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
1149         (mtls-size=): Use Enum and Var.
1150         (rs6000_tls_size): New Enum and EnumValue entries.
1151
1152 2011-05-05  Michael Matz  <matz@suse.de>
1153
1154         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1155         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1156         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1157         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1158         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1159         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1160         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1161         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1162         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1163         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1164         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
1165         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
1166         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1167         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1168         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1169         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1170
1171 2011-05-05  Richard Guenther  <rguenther@suse.de>
1172
1173         * expmed.c (expand_variable_shift): Rename to ...
1174         (expand_shift_1): ... this.  Take an expanded shift amount.
1175         For rotates recurse directly not building trees for the shift amount.
1176         (expand_variable_shift): Wrap around expand_shift_1.
1177         (expand_shift): Adjust.
1178
1179 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1180
1181         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
1182
1183 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
1184
1185         * tree.h (get_pending_sizes): Remove prototype.
1186         (put_pending_size): Likewise.
1187         (put_pending_sizes): Likewise.
1188         * stor-layout.c (pending_sizes): Delete.
1189         (get_pending_sizes): Likewise.
1190         (put_pending_size): Likewise.
1191         (put_pending_sizes): Likewise.
1192         (variable_size): Do not call put_pending_size and tidy up.
1193         * function.h (struct function): Remove dont_save_pending_sizes_p.
1194         * lto-streamer-in.c (input_function): Do not stream it.
1195         * lto-streamer-out.c (output_function): Likewise.
1196         * tree-inline.c (initialize_cfun): Do not copy it.
1197         * c-decl.c (store_parm_decls): Do not set it.
1198         * omp-low.c (create_task_copyfn): Likewise.
1199         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1200
1201 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
1202
1203         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
1204         conditions.
1205         (*movdf_internal): Ditto.
1206         (*movdf_internal_nointeger): Ditto.
1207         (*movsf_internal): Ditto.
1208
1209 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1210
1211         * c-decl.c (finish_decl): Don't call get_pending_sizes.
1212         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
1213         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
1214         (c_variable_size): Remove.
1215         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
1216         call put_pending_sizes.
1217         (get_parm_info): Add parameter expr.  Use it to set
1218         arg_info->pending_sizes.
1219         (store_parm_decls): Use arg_info->pending_sizes instead or calling
1220         get_pending_sizes.
1221         * c-parser.c (c_parser_parms_declarator): Update call to
1222         c_parser_parms_list_declarator.
1223         (c_parser_parms_list_declarator): Take parameter expr.  Update
1224         call to push_parm_decl.  Update recursive call.  Don't call
1225         get_pending_sizes.  Update calls to get_parm_info.
1226         (c_parser_objc_method_definition): Update calls to
1227         c_parser_objc_method_decl and objc_start_method_definition.
1228         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1229         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1230         grokparm.
1231         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1232         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1233         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1234
1235 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1236
1237         PR pch/45979
1238         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1239         __ARM_EABI__ hosts.
1240
1241 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1242
1243         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1244         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1245         (spu_output_mi_thunk): New function.
1246
1247 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1248
1249         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1250         targetm.asm_out.print_operand.
1251         * config/sol2.c: Include target.h.
1252
1253 2011-05-04  Jan Hubicka  <jh@suse.cz>
1254
1255         * ipa-inline.c (reset_edge_caches): New function.
1256         (update_caller_keys): Add check_inlinablity_for; do not
1257         reset edge caches; remove now unnecesary loop.
1258         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1259         (update_all_callee_keys): Likewise.
1260         (inline_small_functions): Sanity check cache; update code
1261         recomputing it.
1262
1263 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1264
1265         PR rtl-optimization/47612
1266         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1267         as the last insn of the sequence to be moved.
1268
1269 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1270
1271         PR fortran/48864
1272         * doc/invoke.texi (Ofast): Document that it
1273         enables Fortran's -fno-protect-parens.
1274
1275 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1276
1277         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1278
1279 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1280
1281         * stor-layout.c (variable_size): Do not issue errors.
1282
1283 2011-05-04  Richard Guenther  <rguenther@suse.de>
1284
1285         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1286         for array-ref indices.
1287         (tree_coverage_counter_addr): Likewise.
1288         (build_fn_info_type): Use size_int for index types.
1289         (build_gcov_info): Likewise.
1290
1291 2011-05-04  Richard Guenther  <rguenther@suse.de>
1292
1293         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1294         to build_int_cst.
1295         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1296         for constructor indices.
1297         (push_init_level): Likewise.
1298
1299 2011-05-04  Richard Guenther  <rguenther@suse.de>
1300
1301         * explow.c (promote_mode): Move variable declarations before code.
1302
1303 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1304
1305         * tree.h (build_function_type_array): Declare.
1306         (build_varargs_function_type_array): Declare.
1307         (build_function_type_vec, build_varargs_function_type_vec): Define.
1308         * tree.c (build_function_type_array_1): New function.
1309         (build_function_type_array): New function.
1310         (build_varargs_function_type_array): New function.
1311
1312 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1313
1314         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1315         before setting STMT_VINFO_TYPE.
1316
1317 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1318
1319         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1320         instead of spu_pass_by_reference.
1321
1322 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1323
1324         * calls.c (emit_library_call_value_1): Invoke
1325         promote_function_mode hook on libcall arguments.
1326         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1327         argument being NULL.
1328         * targhooks.c (default_promote_function_mode): Lisewise.
1329         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1330         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1331
1332         * doc/tm.texi: Document that TYPE argument might be NULL.
1333
1334 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1335
1336         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1337
1338 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1339
1340         From Bernd Schmidt
1341         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1342
1343 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1344
1345         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1346         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1347         Move ...
1348         * mips-tfile.c: ... here.
1349         Don't include coretypes.h, tm.h, filenames.h.
1350         (saber_stop): Remove definition and all calls.
1351         [__SABER__]: Remove.
1352         (__LINE__): Remove default.
1353         (Size_t, Ptrdiff_t): Remove definitions.
1354         Replace by size_t, ptrdiff_t.
1355         [!MIPS_DEBUGGING_INFO]: Remove.
1356         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1357         (progname): Add const.
1358         (STATIC): Remove.
1359         Replace all uses by static.
1360         (ALIGN_SYMTABLE_OFFSET): Remove default.
1361         * mips-tdump.c: Don't include coretypes.h, tm.h.
1362         Remove !MIPS_IS_STAB guard.
1363         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1364         $(TM_H), filenames.h dependencies.
1365         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1366
1367 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1368
1369         From Jie Zhang
1370         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1371         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1372
1373 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1374
1375         From Bernd Schmidt
1376         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1377         account and save/restore RETS.
1378         (PROFILE_BEFORE_PROLOGUE): Define.
1379         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1380         the push insn to use predecrement.
1381
1382 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1383
1384         From Jie Zhang
1385         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1386
1387 2011-05-04  Nick Clifton  <nickc@redhat.com>
1388
1389         * config/mn10300/mn10300.c: Include cfgloop.h.
1390         (DUMP): New macro.
1391         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1392         Lcc or a FLcc insn into the instruction stream.
1393         (mn10300_block_contains_call): New function.  Returns true if the
1394         given basic block contains a CALL insn.
1395         (mn10300_loop_contains_call_insn): New function.  Returns true if
1396         the given loop contains a CALL insn.
1397         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1398         to use the SETLB and Lcc or FLcc insns.
1399         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1400         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1401         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1402         disable the SETLB optimization.
1403         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1404         __SETLB__ or __NO_SETLB__.
1405         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1406         (movsf_internal): Handle MDR register.
1407         (cmpsi): Make visible.
1408         (setlb): New pattern.
1409         (Lcc): New pattern.
1410         (FLcc): New pattern.
1411
1412 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1413
1414         PR target/48860
1415         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1416         for reg<->xmm moves.
1417         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1418         (vec_concatv2di_rex64_sse): Ditto.
1419         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1420         (*vec_extractv2di_1_rex64): Ditto.
1421
1422         Revert:
1423         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1424
1425         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1426         reg<->xmm moves.
1427         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1428
1429 2011-05-04  Richard Guenther  <rguenther@suse.de>
1430
1431         * tree.h (int_const_binop): Remove notrunc argument.
1432         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1433         create integer constants that are properly truncated.
1434         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1435         (const_binop): Remove zero notrunc argument to int_const_binop.
1436         (size_binop_loc): Likewise.
1437         (fold_div_compare): Likewise.
1438         (maybe_canonicalize_comparison_1): Likewise.
1439         (fold_comparison): Likewise.
1440         (fold_binary_loc): Likewise.
1441         (multiple_of_p): Likewise.
1442         * expr.c (store_constructor): Likewise.
1443         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1444         (maybe_fold_stmt_addition): Likewise.
1445         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1446         * stor-layout.c (layout_type): Likewise.
1447         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1448         * tree-sra.c (build_ref_for_offset): Likewise.
1449         (build_user_friendly_ref_for_offset): Likewise.
1450         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1451         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1452         * tree-ssa-loop-niter.c (inverse): Likewise.
1453         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1454         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1455         * tree-switch-conversion.c (check_range): Likewise.
1456         (build_constructors): Likewise.
1457         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1458         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1459         (extract_range_from_assert): Likewise.
1460         (vrp_int_const_binop): Likewise.
1461         (extract_range_from_binary_expr): Likewise.
1462         (extract_range_from_unary_expr): Likewise.
1463         (check_array_ref): Likewise.
1464         (find_case_label_range): Likewise.
1465         (simplify_div_or_mod_using_ranges): Likewise.
1466         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1467         comparing case labels for merging.
1468
1469 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1470
1471         * dwarf2out.c (debug_str_hash_forced): Removed.
1472         (gen_label_for_indirect_string): Removed.
1473         (get_debug_string_label): Removed.
1474         (AT_string_form): Generate label directly.
1475         (output_indirect_string): Test indirect_string_node for
1476         DW_FORM_strp instead of checking label and refcount.
1477         (prune_indirect_string): Removed.
1478         (prune_unused_types): Don't check debug_str_hash_forced or
1479         call prune_indirect_string.
1480
1481 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1482
1483         PR other/48093
1484         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1485
1486 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1487
1488         PR debug/47994
1489         PR debug/47919
1490         * combine.c (try_combine): Skip debug insns at m_split tests.
1491
1492 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1493
1494         PR42288
1495         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1496         when info_section_emitted.
1497
1498 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1499
1500         * config/mips/mips-opts.h: New.
1501         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1502         to mips-opts.h.
1503         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1504         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1505         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1506         via opts pointer.
1507         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1508         mips-opts.h.
1509         (mips_abi, mips_code_readable): Don't declare.
1510         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1511         (mabi=): Use Enum and Var.
1512         (mips_abi): New Enum and EnumValue entries.
1513         (mcode-readable=): Use Enum and Var.
1514         (mips_code_readable_setting): New Enum and EnumValue entries.
1515         (mr10k-cache-barrier=): Use Enum and Var.
1516         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1517
1518 2011-05-03  Jan Hubicka  <jh@suse.cz>
1519
1520         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1521         replace hash by pointer map.
1522         (cgraph_node_set_element_def, cgraph_node_set_element,
1523         const_cgraph_node_set_element, varpool_node_set_element_def,
1524         varpool_node_set_element, const_varpool_node_set_element): Remove.
1525         (free_cgraph_node_set, free_varpool_node_set): New function.
1526         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1527         * tree-emutls.c: Free varpool node set.
1528         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1529         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1530         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1531         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1532         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1533         Move here from ipa.c; implement using pointer_map
1534         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1535         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1536         debug_cgraph_node_set, varpool_node_set_new,
1537         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1538         dump_varpool_node_set, debug_varpool_node_set):
1539         Move to ipa-uitls.c.
1540         * passes.c (ipa_write_summaries): Update.
1541
1542 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1543
1544         From Mike Frysinger:
1545         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1546         bf542/bf544/bf547/bf548/bf549.
1547
1548 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1549
1550         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1551
1552 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1553
1554         From Bernd Schmidt:
1555         * config/bfin/bfin.md (MOVCC): New mode_macro.
1556         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1557         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1558         comments from generated assembly.
1559
1560 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1561
1562         From Bernd Schmidt
1563         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1564         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1565         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1566         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1567         * config/bfin/lib1funcs.asm (___muldi3): New function.
1568
1569 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1570
1571         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1572         build_function_type_list instead of build_function_type.
1573         Rearrange initialization of `args' to do so.
1574
1575 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1576
1577         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1578         instead of build_function_type.
1579
1580 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1581
1582         * config/rs6000/rs6000.c (spe_init_builtins): Call
1583         build_function_type_list instead of build_function_type.
1584         (paired_init_builtins, altivec_init_builtins): Likewise.
1585         (builtin_function_type): Likewise.
1586
1587 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1588
1589         * config/sh/sh.c (sh_media_init_builtins): Call
1590         build_function_type_list instead of build_function_type.
1591
1592 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1593
1594         * config/sparc/sparc.c (sparc_file_end): Call
1595         build_function_type_list instead of build_function_type.
1596
1597 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1598
1599         * config/alpha/alpha.c (alpha_init_builtins): Call
1600         build_function_type_list instead of build_function_type.
1601
1602 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1603
1604         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1605         build_function_type_list instead of build_function_type.
1606
1607 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1608
1609         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1610         build_function_type_list instead of build_function_type.
1611         Delete `endlink' variable.
1612
1613 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1614
1615         * config/avr/avr.c (avr_init_builtins): Call
1616         build_function_type_list instead of build_function_type.
1617
1618 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1619
1620         * config/picochip/picochip.c (picochip_init_builtins): Call
1621         build_function_type_list instead of build_function_type.
1622         Delete `endlink' variable.
1623
1624 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1625
1626         * config/bfin/bfin.c (bfin_init_builtins): Call
1627         build_function_type_list instead of build_function_type.
1628
1629 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1630
1631         From Bernd Schmidt
1632         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1633         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1634
1635 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1636
1637         From Jie Zhang:
1638         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1639         libbffastfp overrides libgcc when -mfast-fp.
1640
1641 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1642
1643         Originally from Bernd Schmidt
1644         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1645         * config/bfin/bfin.c (override_options): Test it and error if
1646         TARGET_FDPIC.
1647
1648 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1649
1650         Originally From Bernd Schmidt
1651         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1652         FD-PIC.
1653
1654 2011-05-03  Jeff Law  <law@redhat.com>
1655
1656         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1657         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1658         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1659         than accessing AUX field directly.  Free the AUX field before
1660         clearing it.
1661         (thread_block, thread_through_loop_header): Likewise.
1662         (thread_single_edge, mark_threaded_blocks): Likewise.
1663         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1664         (register_jump_thread): Do not attempt to thread to a NULL edge.
1665
1666 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1667
1668         * function.c (init_function_start): Call decide_function_section.
1669         * varasm.c (decide_function_section): New function.
1670         (assemble_start_function): When not using
1671         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
1672         or first_function_block_is_cold.
1673         * rtl.h (decide_function_section): Declare.
1674
1675 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1676             Jakub Jelinek  <jakub@redhat.com>
1677
1678         PR target/48774
1679         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1680         only succeed if req_mode is the same as set_mode.
1681
1682 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1683
1684         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
1685         * genemit.c (gen_exp): Handle RETURN.
1686         * emit-rtl.c (verify_rtx_sharing): Likewise.
1687         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
1688         * rtl.c (copy_rtx): RETURN is shared.
1689         * rtl.h (enum global_rtl_index): Add GR_RETURN.
1690         (ret_rtx): New.
1691         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
1692         * config/s390/s390.c (s390_emit_epilogue): Likewise.
1693         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
1694         * config/cris/cris.c (cris_expand_return): Likewise.
1695         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
1696         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
1697         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
1698         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
1699         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
1700         Likewise.
1701         * config/v850/v850.c (expand_epilogue): Likewise.
1702         * config/bfin/bfin.c (bfin_expand_call): Likewise.
1703         * config/arm/arm.md (epilogue): Likewise.
1704         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
1705         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
1706         variable to ret_reg.
1707
1708 2011-05-03  Richard Guenther  <rguenther@suse.de>
1709
1710         PR lto/48846
1711         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1712         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1713         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1714
1715 2011-05-03  Richard Guenther  <rguenther@suse.de>
1716
1717         * c-decl.c (grokdeclarator): Instead of looking at
1718         TREE_OVERFLOW check if the constant fits in the index type.
1719
1720 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1721
1722         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
1723         (vec_store_lanes<mode><mode>): Likewise.
1724
1725 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1726
1727         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
1728         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
1729         convert_optab_index values.
1730         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
1731         * genopinit.c (optabs): Initialize the new optabs.
1732         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
1733         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
1734         (expand_STORE_LANES): New functions.
1735         * tree.h (build_array_type_nelts): Declare.
1736         * tree.c (build_array_type_nelts): New function.
1737         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
1738         (vect_model_load_cost): Likewise.
1739         (vect_store_lanes_supported, vect_load_lanes_supported)
1740         (vect_record_strided_load_vectors): Declare.
1741         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
1742         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
1743         (vect_transform_strided_load): Split out statement recording into...
1744         (vect_record_strided_load_vectors): ...this new function.
1745         * tree-vect-stmts.c (create_vector_array, read_vector_array)
1746         (write_vector_array, create_array_ref): New functions.
1747         (vect_model_store_cost): Add store_lanes_p argument.
1748         (vect_model_load_cost): Add load_lanes_p argument.
1749         (vectorizable_store): Try to use store-lanes functions for
1750         interleaved stores.
1751         (vectorizable_load): Likewise load-lanes and loads.
1752         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
1753         to vect_model_store_cost.
1754         (vect_build_slp_tree): Likewise vect_model_load_cost.
1755
1756 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1757
1758         * hooks.h (hook_bool_mode_uhwi_false): Declare.
1759         * hooks.c (hook_bool_mode_uhwi_false): New function.
1760         * target.def (array_mode_supported_p): New hook.
1761         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
1762         * doc/tm.texi: Regenerate.
1763         * stor-layout.c (mode_for_array): New function.
1764         (layout_type): Use it.
1765         * config/arm/arm.c (arm_array_mode_supported_p): New function.
1766         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
1767
1768 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
1769
1770         PR target/48723
1771         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1772         for -fstack-check if the size to allocate is negative.
1773
1774 2011-05-02  Lawrence Crowl  <crowl@google.com>
1775
1776         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1777         (timevar_cond_start): New for starting a timer only when it is not
1778         already running.
1779         (timevar_cond_stop): New for stopping a timer when it was not already
1780         running.
1781
1782         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1783         (timevar_cond_start): New as above.
1784         (timevar_cond_stop): New as above.
1785
1786         * timevar.def: Add start/stop timers for compiler phases,
1787         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1788         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1789         and TV_PHASE_FINALIZE.
1790         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1791         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1792         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1793         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1794         Make unused TV_OVERLOAD into a start/stop timer.
1795
1796         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1797         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1798         to indicate that they are start/stop timers.
1799
1800         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1801         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1802         Move initialization to do_compile.
1803         (do_compile): Add initialization from above.
1804         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1805
1806         * c-decl.c (c_write_global_declarations): Add start/stop of
1807         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1808
1809         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1810         or TV_PARSE_INLINE, as appropriate.
1811         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1812         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1813
1814 2011-05-02  Jason Merrill  <jason@redhat.com>
1815
1816         PR c++/40975
1817         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1818
1819 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1820
1821         PR c/35445
1822         * c-decl.c (finish_decl): Only create a composite if the types are
1823         compatible.
1824
1825 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1826
1827         * config/fr30/fr30-protos.h (Mmode): Don't define.
1828         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1829         definition where used.
1830         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1831         define.  Expand definitions where used.
1832         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1833         Expand definitions where used.
1834         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1835         rx_function_arg, rx_function_arg_advance,
1836         rx_function_arg_boundary): Expand definitions of those macros.
1837         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1838         definition where used.
1839
1840 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1841
1842         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1843         reg<->xmm moves.
1844         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1845         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1846         with *movv2sf_internal_rex64_avx.
1847         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1848         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1849         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1850         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1851         "vex" in "prefix" attribute calculation.
1852         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1853
1854 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1855
1856         PR target/47951
1857         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1858         inputs match the output.
1859
1860 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
1861
1862         PR target/47955
1863         * config/m68k/m68k.c (m68k_expand_prologue): Set
1864         current_function_static_stack_size.
1865
1866 2011-05-02   Jan Hubicka  <jh@suse.cz>
1867
1868         * lto-streamer.c (lto_streamer_cache_insert_1,
1869         lto_streamer_cache_lookup, lto_streamer_cache_create,
1870         lto_streamer_cache_delete): Use pointer map instead of hashtable.
1871         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
1872
1873 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1874
1875         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
1876         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
1877         config/m68k/t-opts: New files.
1878         * config/m68k/m68k-tables.opt: New file (generated).
1879         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
1880         extra_options and m68k/t-opts to tmake_file.
1881         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
1882         (all_isas): Initialize using m68k-isas.def.
1883         (all_microarchs): Initialize using m68k-microarchs.def.
1884         (m68k_find_selection): Remove.
1885         (m68k_handle_option): Don't assert that global structures are in
1886         use.  Use error_at.  Access variables via opts pointer.  Don't
1887         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
1888         directly for -m68020-40 and -m68020-60.
1889         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
1890         m68k_tune_entry here.
1891         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
1892         to m68k-opts.h.
1893         (m68k_library_id_string): Remove declaration.
1894         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
1895         (m68k_library_id_string): New Variable.
1896         (march=, mcpu=, mtune=): Use Enum and Var.
1897
1898 2011-05-02  Richard Guenther  <rguenther@suse.de>
1899
1900         * varasm.c (output_constructor_regular_field): Compute zero-based
1901         index with double-ints.  Make sure to ICE instead of producing
1902         wrong code.
1903         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
1904         in asserts.  Properly use a signed type.
1905
1906 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1907
1908         * config/i386/sse.md (V): New mode iterator.
1909         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
1910         TARGET_SSE2.
1911         (V_256): Rename from AVX256MODE.
1912         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
1913         condition to all users.
1914         (VF1): Ditto.
1915         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
1916         condition to all users.
1917         (VF_128): Make V4SF mode unconditional.
1918         (VF_256): Rename from AVX256MODEF2P.
1919         (VI4F_128): Rename from SSEMODE4S.
1920         (VI8F_128): Rename from SSEMODE2D.
1921         (VI4F_256): Rename from AVX256MODE8P.
1922         (VI8F_256): Rename from AVX256MODE4P.
1923         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
1924         (ssescalarmodesuffix): Remove SF and DF modes.
1925         (SSEMODE124): Remove.
1926         (SSEMODE1248): Ditto.
1927         (SSEMODEF2P): Ditto.
1928         (AVXMODEF2P): Ditto.
1929         (AVXMODEFDP): Ditto.
1930         (AVXMODEFSP): Ditto.
1931         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
1932         unconditional.
1933         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
1934         unconditional.
1935         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
1936         xop_pcmov_<mode>256.  Use V mode iterator.
1937
1938         Adjust RTX patterns globally for renamed mode attributes.
1939
1940 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1941
1942         * haifa-sched.c (sched_emit_insn): Emit insn before first
1943         non-scheduled insn.  Inform back-end about new insn.  Add
1944         new insn to scheduled_insns list.
1945
1946 2011-05-02  Richard Guenther  <rguenther@suse.de>
1947
1948         PR tree-optimization/48822
1949         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1950         (process_scc): Indicate which iteration we start.
1951
1952 2011-05-02  Jan Hubicka  <jh@suse.cz>
1953
1954         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
1955         (lto_section_overrun): New.
1956         * lto-section-out.c (append_block): Rename to ...
1957         (lto_append_block): ... this one; export.
1958         (lto_output_1_stream): Move lto lto-streamer.h
1959         (lto_output_data_stream): Update.
1960         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
1961         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
1962         functions.
1963
1964 2011-05-02  Richard Guenther  <rguenther@suse.de>
1965
1966         * tree.c (tree_code_counts): New global array.
1967         (record_node_allocation_statistics): Count individual tree codes.
1968         (dump_tree_statistics): Dump individual code stats.
1969
1970 2011-05-01  Jan Hubicka  <jh@suse.cz>
1971
1972         * ipa-inline.c (caller_growth_limits): Fix thinko when
1973         looking for largest stack frame.
1974         * ipa-inline.h (dump_inline_summary): Declare.
1975         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
1976         on stack usage.
1977         (dump_inline_summary): Export.
1978         (debug_inline_summary): Declare as DEBUG_FUNCTION.
1979
1980 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
1981
1982         * reginfo.c (memory_move_cost): Change rclass argument type form
1983         'enum reg_class' to reg_class_t.
1984         * reload.h (memory_move_cost): Update prototype.
1985         * postreload.c reload_cse_simplify_set): Change type dclass var to
1986         reg_class_t.
1987         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
1988         Update prototype.
1989         (ira_allocate_and_set_costs): Change aclass argument type form
1990         'enum reg_class' to reg_class_t.
1991         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
1992         Change aclass argument type to reg_class_t.
1993         (update_conflict_hard_reg_costs): Change type aclass and pref vars
1994         to reg_class_t.
1995         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
1996         memory_move_cost call.
1997
1998         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
1999         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
2000         Change type tmp var to reg_class_t.
2001
2002 2011-04-30  Jan Hubicka  <jh@suse.cz>
2003
2004         * ipa-inline.c (can_inline_edge_p): Disregard limits when
2005         inlining into function with flatten attribute.
2006         (want_inline_small_function_p): Be more realistic about inlining
2007         cold calls where callee size grows.
2008
2009 2011-04-30  Jan Hubicka  <jh@suse.cz>
2010
2011         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
2012         flags.
2013
2014 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
2015
2016         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
2017         PRINT_OPERAND_PUNCT_VALID_P): Remove.
2018         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
2019         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
2020         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2021         (print_operand): Rename to...
2022         (sparc_print_operand): ...this. Make static. Adjust
2023         sparc_print_operand function call.
2024         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
2025         functions.
2026
2027 2011-04-30  Jan Hubicka  <jh@suse.cz>
2028
2029         PR middle-end/48752
2030         * ipa-inline.c (early_inliner): Disable when doing late
2031         addition of function.
2032
2033 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
2034
2035         * dwarf2out.c (get_address_mode): New inline.
2036         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
2037         if not dwarf_strict emit
2038         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
2039         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
2040         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
2041         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
2042         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
2043         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
2044         mem_loc_descriptor callers.
2045         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
2046         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
2047         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2048         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
2049         (base_types): New variable.
2050         (get_base_type_offset, calc_base_type_die_sizes,
2051         base_type_for_mode, mark_base_types, base_type_cmp,
2052         move_marked_base_types): New functions.
2053         (calc_die_sizes): Assert that die_offset is 0 or equal to
2054         next_die_offset.
2055         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
2056         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
2057         callers.  If not dwarf_strict, call mem_loc_descriptor even for
2058         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
2059         (gen_subprogram_die): Don't give up on call site parameters
2060         with non-integral or large integral modes.  Adjust
2061         mem_loc_descriptor callers.
2062         (prune_unused_types): Call prune_unused_types_mark on base_types
2063         vector entries.
2064         (resolve_addr): Call mark_base_types.
2065         (dwarf2out_finish): Call move_marked_base_types.
2066
2067         PR tree-optimization/48809
2068         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2069         type.
2070         (gen_inbound_check): Don't compute index_expr - range_min in utype
2071         again, instead reuse SSA_NAME initialized in build_arrays.
2072         Remove two useless gsi_for_stmt calls.
2073
2074 2011-04-29  Jeff Law  <law@redhat.com>
2075
2076         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
2077
2078 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2079
2080         * cgraph.h (cgraph_postorder): Remove declaration.
2081         * ipa-utils.h (ipa_free_postorder_info): Declare.
2082         (ipa_reverse_postorder): Likewise.
2083         * cgraphunit.c: Include ipa-utils.h.
2084         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
2085         * ipa-inline.c: Include ipa-utils.h.
2086         (ipa_inline): Update call to ipa_reverse_postorder.
2087         * ipa-pure-const.c (propagate_pure_const): Update call to
2088         ipa_reduced_postorder and ipa_print_order.  Call
2089         ipa_free_postorder_info to clean up.
2090         (propagate_nothrow): Likewise.
2091         * ipa-reference.c (propagate): Removed a useless call to
2092         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
2093         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
2094         * ipa.c: Include ipa-utils.h.
2095         (ipa_profile): Update call to ipa_reverse_postorder.
2096         (cgraph_postorder): Moved to...
2097         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
2098         (ipa_utils_print_order): Renamed to ipa_print_order.
2099         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
2100         comments.
2101         (ipa_free_postorder_info): New function.
2102         * passes.c: Include ipa-utils.h.
2103         (do_per_function_toporder): Update call to ipa_reverse_postorder.
2104         (ipa_write_summaries): Likewise.
2105         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
2106         (cgraphunit.o): Likewise.
2107         (ipa.o): Likewise.
2108         (ipa-inline.o): Likewise.
2109
2110 2011-04-29  Jan Hubicka  <jh@suse.cz>
2111
2112         * gcc.dg/tree-ssa/inline-10.c: New testcase.
2113         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
2114         * ipa-inline.h (clause_t): Turn into unsigned int.
2115         * ipa-inline-analysis.c (add_clause): Do more simplification.
2116         (and_predicates): Shortcut more cases.
2117         (predicates_equal_p): Move forward; check that clauses are properly
2118         ordered.
2119         (or_predicates): Shortcut more cases.
2120         (edge_execution_predicate): Rewrite as...
2121         (set_cond_stmt_execution_predicate): ... this function; handle
2122         __builtin_constant_p.
2123         (set_switch_stmt_execution_predicate): New .
2124         (compute_bb_predicates): New.
2125         (will_be_nonconstant_predicate): Update TODO.
2126         (estimate_function_body_sizes): Use compute_bb_predicates
2127         and free them later, always try to estimate if stmt is constant.
2128         (estimate_time_after_inlining, estimate_size_after_inlining):
2129         Gracefully handle optimized out edges.
2130         (read_predicate): Fix off by one error.
2131
2132 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
2133
2134         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
2135
2136 2011-04-27  Xinliang David Li  <davidxl@google.com>
2137
2138         * tree-profile.c (init_ic_make_global_vars): Set
2139         tls attribute on ic vars.
2140         * coverage.c (coverage_end_function): Initialize
2141         function_list with zero.
2142
2143 2011-04-29  Richard Guenther  <rguenther@suse.de>
2144
2145         * builtins.c (fold_builtin_classify_type): Use integer_type_node
2146         for the type of the result.
2147         (fold_builtin_isascii): Likewise.
2148         (fold_builtin_toascii): Use integer_type_node where appropriate.
2149         (fold_builtin_logb): Likewise.
2150         (fold_builtin_frexp): Likewise.
2151         (fold_builtin_strstr): Likewise.
2152         (fold_builtin_strpbrk): Likewise.
2153         (fold_builtin_fputs): Likewise.
2154         (fold_builtin_sprintf): Likewise.
2155         (fold_builtin_snprintf): Likewise.
2156         (fold_builtin_printf): Likewise.
2157         (do_mpfr_remquo): Use a proper type for the assigned constant.
2158         (do_mpfr_lgamma_r): Likewise.
2159         * dwarf2out.c (resolve_one_addr): Use size_int.
2160         * except.c (init_eh): Likewise.
2161         (assign_filter_values): Use integer_type_node for filter values.
2162         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
2163         indices.
2164         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
2165         for EH region numbers.
2166         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
2167         for the shift amount.
2168
2169 2011-04-29  Richard Guenther  <rguenther@suse.de>
2170
2171         * expr.h (expand_shift): Rename to ...
2172         (expand_variable_shift): ... this.
2173         (expand_shift): Take a constant shift amount.
2174         * expmed.c (expand_shift): Rename to ...
2175         (expand_variable_shift): ... this.
2176         (expand_shift): New wrapper around expand_variable_shift.
2177         * expr.c (convert_move, emit_group_load_1, emit_group_store,
2178         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
2179         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
2180         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
2181         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
2182         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
2183         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
2184         emit_store_flag_1, emit_store_flag): Likewise.
2185         * builtins.c (expand_builtin_signbit): Likewise.
2186         * calls.c (load_register_parameters): Likewise.
2187         * function.c (assign_parm_setup_block): Likewise.
2188         * lower-subreg.c (resolve_shift_zext): Likewise.
2189         * optabs.c (widen_bswap, expand_abs_nojump,
2190         expand_one_cmpl_abs_nojump, expand_float): Likewise.
2191         * spu/spu.c (spu_expand_extv): Likewise.
2192         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
2193
2194 2011-04-29  Richard Guenther  <rguenther@suse.de>
2195
2196         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
2197         for the remapped region number.
2198         * predict.c (build_predict_expr): Use integer_type_node for the
2199         predict kind.
2200         * fold-const.c (fold_binary_loc): Use integer_type_node for
2201         the shift amount.  Use a proper type for the PLUS_EXPR operand.
2202
2203 2011-04-29  Michael Matz  <matz@suse.de>
2204
2205         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
2206         other trees that just builtins.
2207         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
2208
2209 2011-04-29  Richard Guenther  <rguenther@suse.de>
2210
2211         * tree-nested.c (get_trampoline_type): Use size_int.
2212         (get_nl_goto_field): Likewise.
2213         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
2214         for all indexes.
2215         (lower_eh_constructs_2): Likewise.
2216         (lower_resx): Likewise.
2217         (lower_eh_dispatch): Likewise.
2218         * tree-mudflap.c (mf_build_string): Use size_int.
2219         (mudflap_register_call): Use integer_type_node for the flag.
2220         (mudflap_enqueue_constant): Use size_int.
2221         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
2222         instead of rebuilding it.
2223
2224 2011-04-29  Richard Guenther  <rguenther@suse.de>
2225
2226         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2227         Handle OBJ_TYPE_REF.
2228         (find_func_aliases_for_call): Use it more consistently.
2229
2230 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2231
2232         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2233         (rank_for_schedule): Use it.
2234         (schedule_block): Set it.
2235
2236 2011-04-28  David Li  <davidxl@google.com>
2237
2238         * tree.c (crc32_string): Use crc32_byte.
2239         (crc32_byte): New function.
2240         * tree.h (crc32_byte): New function.
2241         * gcov.c (read_graph_file): Handle new cfg_cksum.
2242         (read_count_file): Ditto.
2243         * profile.c (instrument_values): Ditto.
2244         (get_exec_counts): Ditto.
2245         (read_profile_edge_counts): Ditto.
2246         (compute_branch_probabilities): Ditto.
2247         (compute_value_histograms): Ditto.
2248         (branch_prob): Ditto.
2249         (end_branch_prob): Ditto.
2250         * coverage.c (read_counts_file): Ditto.
2251         (get_coverage_counts): Ditto.
2252         (tree_coverage_counter_addr): Ditto.
2253         (coverage_checksum_string): Ditto.
2254         (coverage_begin_output): Ditto.
2255         (coverage_end_function): Ditto.
2256         (build_fn_info_type): Ditto.
2257         (build_fn_info_value): Ditto.
2258         * libgcov.c (gcov_exit): Ditto.
2259         * gcov-dump.c (tag_function): Ditto.
2260         (compute_checksum): Remove.
2261
2262 2011-04-29  Alan Modra  <amodra@gmail.com>
2263
2264         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2265         unspec plus offset.  Tidy macho code.
2266
2267 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2268
2269         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2270         node instead of a decl.  Update all callers.
2271         * cgraph.h: Update declaration.
2272
2273 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2274
2275         PR tree-optimization/48765
2276         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2277         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2278         to indicate if loop aware SLP is being used.  Scan the statements
2279         and update the vectorization factor according to the type of
2280         vectorization before statement analysis.
2281         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2282         pass it to vect_analyze_loop_operations.
2283         (vectorizable_reduction): Set number of copies to 1 in case of pure
2284         SLP statement.
2285         * tree-vect-stmts.c (vectorizable_conversion,
2286         vectorizable_assignment, vectorizable_shift,
2287         vectorizable_operation, vectorizable_type_demotion,
2288         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2289         Likewise.
2290         (vectorizable_condition): Move the check that it is not SLP
2291         vectorization before the number of copies check.
2292         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2293         to vectorize the loop using SLP.
2294
2295 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2296
2297         PR middle-end/48597
2298         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2299         inline asm.
2300
2301 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2302
2303         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2304         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2305         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2306         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2307         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2308         linux*.h headers.
2309         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2310         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2311         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2312         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2313         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2314         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2315         REG_NAME.
2316         * config/i386/linux.h (REG_NAME): Don't define.
2317         * config/i386/linux64.h (REG_NAME): Don't define.
2318         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2319         Undefine before defining.
2320
2321 2011-04-28  Jan Hubicka  <jh@suse.cz>
2322
2323         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2324         nonconstant_names array.
2325         (estimate_function_body_sizes): Build nonconstant_names array; handle
2326         BUILT_IN_CONSTANT_P.
2327
2328 2011-04-28  Richard Guenther  <rguenther@suse.de>
2329
2330         PR bootstrap/48804
2331         Revert
2332         2011-04-28  Richard Guenther  <rguenther@suse.de>
2333
2334         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2335         as late as possible.
2336
2337 2011-04-28  Richard Guenther  <rguenther@suse.de>
2338
2339         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2340         (debug_constraint): Do it here.
2341         (dump_constraints): And here.
2342         (rewrite_constraints): And here.
2343         (dump_constraint_edge): Remove.
2344         (dump_constraint_graph): Rewrite to produce DOT output.
2345         (solve_constraints): Build succ graph as late as possible.
2346         Dump constraint graphs before and after solving.
2347
2348 2011-04-28  Richard Guenther  <rguenther@suse.de>
2349
2350         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2351         New function split out from ...
2352         (find_func_aliases): ... here.  Call it.
2353         (find_func_aliases_for_call): Likewise.
2354
2355 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2356
2357         * internal-fn.h (internal_fn_name_array): Declare.
2358         (internal_fn_flags_array): Likewise.
2359
2360 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2361
2362         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2363         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2364         Move from sse.md.
2365         (ssemodefsuffix): Remove.
2366         (ssevecmodesuffix): New mode attribute.
2367         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2368         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2369         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2370         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2371         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2372         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2373         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2374         ssemodesuffix mode attribute.
2375         (float splitters): Use ssevecmodesuffix mode attribute.
2376         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2377         (sseinsmode): Rename from avxvecmode.
2378         (avxsizesuffix): Rename from avxmodesuffix.
2379         (sseintvecmode): Rename from avxpermvecmode.
2380         (ssedoublevecmode): Rename from ssedoublesizemode.
2381         (ssehalfvecmode): Rename from avxhalfvecmode.
2382         (ssescalarmode): Rename from avxscalarmode.
2383         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2384         templates for ssemodesuffix mode attribute.
2385         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2386         mode attribute.
2387
2388         Adjust RTX patterns globally for renamed mode attributes.
2389
2390 2011-04-27  Jan Hubcika  <jh@suse.cz>
2391
2392         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2393         * ipa-inline-analysis.c: Include alloc-pool.h.
2394         (edge_predicate_pool): New.
2395         (trye_predicate_p): New function
2396         (false_predicate_p): New function.
2397         (add_clause): Sanity check that false clauses are "optimized";
2398         never add clauses to predicate that is already known to be false.
2399         (and_predicate): Use flase_predicate_p.
2400         (evaulate_predicate): Rename to ...
2401         (evaluate_predicate): ... this one; update all callers; assert
2402         that false is not listed among possible truths.
2403         (dump_predicate): Use true_predicate_p.
2404         (account_size_time): Use false_predicate_p.
2405         (evaulate_conditions_for_edge): Rename to ...
2406         (evaluate_conditions_for_edge) ... this one.
2407         (edge_set_predicate): New function.
2408         (inline_edge_duplication_hook): Duplicate edge predicates.
2409         (inline_edge_removal_hook): Free edge predicates.
2410         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2411         (dump_inline_summary): Update.
2412         (estimate_function_body_sizes): Set edge predicates.
2413         (estimate_calls_size_and_time): Handle predicates.
2414         (estimate_callee_size_and_time): Update.
2415         (remap_predicate): Add toplev_predicate; update comment.
2416         (remap_edge_predicates): New function.
2417         (inline_merge_summary): Compute toplev predicate; update.
2418         (read_predicate): New function.
2419         (read_inline_edge_summary): Use it.
2420         (inline_read_section): Likewise.
2421         (write_predicate): New function.
2422         (write_inline_edge_summary): Use it.
2423         (inline_write_summary): Likewise.
2424         (inline_free_summary): Free alloc pool and edge summary vec.
2425
2426 2011-04-27  Richard Guenther  <rguenther@suse.de>
2427
2428         * tree-ssa-structalias.c (changed_count): Remove.
2429         (changed): Use a bitmap.
2430         (unify_nodes): Adjust.
2431         (do_sd_constraint): Likewise.
2432         (do_ds_constraint): Likewise.
2433         (do_complex_constraint): Likewise.
2434         (solve_graph): Likewise.
2435
2436 2011-04-27  Jan Hubicka  <jh@suse.cz>
2437
2438         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2439
2440 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2441
2442         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2443         (avx_vperm2f128_*_operand): Ditto.
2444         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2445         Use avx_vpermilp_parallel in insn condition.
2446         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2447         Use avx_vperm2f128_parallel in insn condition.
2448
2449 2011-04-27  Richard Guenther  <rguenther@suse.de>
2450
2451         * Makefile.in (tree-ssa-structalias.o): Remove
2452         gt-tree-ssa-structalias.h dependency.
2453         (GTFILES): Remove tree-ssa-structalias.c.
2454         * tree.c (allocate_decl_uid): New function.
2455         (make_node_stat): Use it.
2456         (copy_node_stat): Likewise.
2457         * tree.h (allocate_decl_uid): Declare.
2458         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2459         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2460         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2461         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2462         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2463         (struct heapvar_map): Likewise.
2464         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2465         heapvar_insert): Likewise.
2466         (make_heapvar_for): Rename to ...
2467         (make_heapvar): ... this.  Simplify.
2468         (fake_var_decl_obstack): New global var.
2469         (build_fake_var_decl): New function.
2470         (make_constraint_from_heapvar): Adjust.
2471         (handle_lhs_call): Likewise.
2472         (create_function_info_for): Likewise.
2473         (intra_create_variable_infos): Likewise.
2474         (init_alias_vars): Allocate fake_var_decl_obstack.
2475         (init_alias_heapvars, delete_alias_heapvars): Remove.
2476         (compute_points_to_sets): Do not call init_alias_heapvars.
2477         (ipa_pta_execute): Likewise.
2478         (delete_points_to_sets): Free fake_var_decl_obstack.
2479
2480 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2481
2482         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2483         (si_from_UTItype, si_to_UTItype): New functions.
2484         (__udivmodti4): Use them to implement type-punning.
2485         * config/spu/multi3.c (union qword_TItype): New data type.
2486         (si_from_TItype, si_to_TItype): New functions.
2487         (__multi3): Use them to implement type-punning.
2488
2489 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2490
2491         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2492
2493 2011-04-27  Jan Hubicka  <jh@suse.cz>
2494
2495         * ipa-prop.c (function_insertion_hook_holder): New holder.
2496         (ipa_add_new_function): New function.
2497         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2498         Register/deregister holder.
2499
2500 2011-04-27  Richard Guenther  <rguenther@suse.de>
2501
2502         PR tree-optimization/48772
2503         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2504
2505 2011-04-27  Richard Guenther  <rguenther@suse.de>
2506
2507         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2508         TARGET_MEM_REF handling.
2509
2510 2011-04-27  Nick Clifton  <nickc@redhat.com>
2511
2512         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2513         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2514         (REG_CLASS_NAMES): Likewise.
2515         (REG_CLASS_CONTENTS): Likewise.
2516         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2517         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2518         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2519         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2520         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2521         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2522         duplicate register classes.
2523         (frv_class_likely_spilled_p): Likewise.
2524         (frv_register_move_cost): Likewise.
2525
2526         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2527         end of the regno_reg_class array.
2528
2529 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2530
2531         PR c/48742
2532         * c-typeck.c (build_binary_op): Don't wrap arguments if
2533         int_operands is true.
2534
2535 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2536
2537         PR target/48767
2538         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2539         targetm.calls.must_pass_in_stack for void type.
2540
2541 2011-04-26  Jan Hubicka  <jh@suse.cz>
2542
2543         * cgraphbuild.c (build_cgraph_edges): Update call
2544         of cgraph_create_edge and cgraph_create_indirect_edge.
2545         * cgraph.c (cgraph_create_edge_including_clones,
2546         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2547         cgraph_update_edges_for_call_stmt_node): Do not take nest
2548         argument; do not initialize call_stmt_size/time.
2549         (dump_cgraph_node): Do not dump nest.
2550         (cgraph_clone_edge): Do not take loop_nest argument;
2551         do not propagate it; do not clone call_stmt_size/time.
2552         (cgraph_clone_node): Likewise.
2553         (cgraph_create_virtual_clone): Update.
2554         * cgraph.h (struct cgraph_edge): Remove
2555         call_stmt_size/call_stmt_time/loop_nest.
2556         (cgraph_create_edge, cgraph_create_indirect_edge,
2557         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2558         prototype.
2559         * tree-emutls.c (gen_emutls_addr): Update.
2560         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2561         loop_nest; handle indirect calls, too.
2562         (clone_inlined_nodes): Do not care about updating inline summaries.
2563         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2564         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2565         stream call_stmt_size/call_stmt_time/loop_nest.
2566         * ipa-inline.c (edge_badness): Update.
2567         (ipa_inline): dump summaries after inlining.
2568         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2569         New.
2570         (inline_edge_summary): New function.
2571         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2572         (inline_edge_removal_hook): Handle edge summaries.
2573         (inline_edge_duplication_hook): New hook.
2574         (inline_summary_alloc): Alloc hooks.
2575         (initialize_growth_caches): Do not register removal hooks.
2576         (free_growth_caches); Do not free removal hook.
2577         (dump_inline_edge_summary): New function.
2578         (dump_inline_summary): Use it.
2579         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2580         (inline_update_callee_summaries): New function.
2581         (inline_merge_summary): Use it.
2582         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2583         (read_inline_edge_summary): New function.
2584         (inline_read_section): Use it.
2585         (write_inline_edge_summary): New function.
2586         (inline_write_summary): Use it.
2587         (inline_free_summary): Free edge new holders.
2588         * tree-inline.c (copy_bb): Update.
2589
2590 2011-04-26  Jason Merrill  <jason@redhat.com>
2591
2592         * tree-eh.c (lower_try_finally_switch): Create the label along with
2593         the CASE_LABEL_EXPR.
2594
2595 2011-04-26  David S. Miller  <davem@davemloft.net>
2596             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2597
2598         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2599         * configure: Regenerate.
2600
2601 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2602
2603         PR target/48258
2604         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2605         reduction.
2606         (VEC_reduc): New code iterator and splitters for vector reduction.
2607         (VEC_reduc_name): Ditto.
2608         (VEC_reduc_rtx): Ditto.
2609         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2610         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2611
2612         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2613         support for extracting SF on VSX.
2614
2615         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2616         generating xscvspdp.
2617         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2618         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2619         double add, minimum, maximum vector reduction.
2620         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2621         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2622         optimize double vector reduction.
2623         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2624
2625 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2626
2627         * config/fr30/fr30.h (inhibit_libc): Don't define.
2628         * config/m32r/m32r-protos.h: Correct comment.
2629         * config/v850/v850.h (GHS_default_section_names,
2630         GHS_current_section_names): Use tree, not union tree_node *.
2631
2632 2011-04-26  Xinliang David Li  <davidxl@google.com>
2633
2634         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2635         * c-family/c-opts.c (c_common_handle_option): Set
2636         warn_maybe_uninitialized.
2637         * opts.c (common_handle_option): Ditto.
2638         * common.opt:  New option.
2639         * tree-ssa.c (warn_uninit): Add one more parameter.
2640         (warn_uninitialized_var): Pass warning code.
2641         * tree-flow.h: Interface change.
2642
2643
2644 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2645
2646         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2647         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2648         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2649
2650 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2651
2652         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2653         * config/mips/mips.opt (mmips-tfile): Remove.
2654
2655         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2656         mips-tdump reference to ...
2657         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2658         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2659         reference by Tru64 UNIX.
2660
2661 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2662
2663         PR debug/48768
2664         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2665         is error_mark_node, set value to NULL.
2666
2667         PR tree-optimization/48734
2668         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2669         if return value from maybe_fold_*_comparsions isn't something
2670         the code is prepared to handle.
2671
2672 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
2673
2674         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
2675         mode check.
2676         (ext_QIreg_nomode_operands): Remove.
2677         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
2678         (*andsi_1): Ditto.
2679         (*andhi_1): Ditto.
2680
2681 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
2682
2683         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
2684
2685 2011-04-26  Richard Guenther  <rguenther@suse.de>
2686
2687         * c-typeck.c (build_unary_op): Do not expand array-refs via
2688         pointer arithmetic.  Only adjust qualifiers for function types.
2689
2690 2011-04-26  Richard Guenther  <rguenther@suse.de>
2691
2692         PR middle-end/48694
2693         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
2694         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
2695         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
2696         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
2697
2698 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
2699
2700         * doc/extend.texi: Document __underlying_type.
2701
2702 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
2703
2704         * config/rs6000/titan.md (automata_option "progress"): Remove.
2705
2706 2011-04-25  Jeff Law  <law@redhat.com>
2707
2708         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
2709
2710 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
2711
2712         * system.h (ENUM_BITFIELD): Remove.
2713
2714 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
2715             Eric Botcazou  <ebotcazou@adacore.com>
2716
2717         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
2718         for STORE_FLAG_VALUE==-1 case.
2719
2720 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
2721
2722         PR target/43804
2723         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
2724         LEGITIMATE_PIC_OPERAND_P.
2725
2726 2011-04-24  Jan Hubicka  <jh@suse.cz>
2727
2728         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
2729         WPA hack.
2730         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
2731         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
2732         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
2733         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
2734         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
2735         Sanity check predicate length.
2736         (remap_predicate): Likewise; sanity check jump functions.
2737         (inline_read_section, inline_write_summary): Sanity check
2738         predicate length.
2739
2740 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
2741
2742         PR other/48748
2743         * doc/extend.texi (Type Traits): Document __is_standard_layout,
2744         __is_literal_type, and __is_trivial; update throughout about
2745         possibly cv-qualified void types.
2746
2747 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
2748
2749         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
2750         testsuite and make it version agnostic.
2751
2752 2011-04-22  Jan Hubicka  <jh@suse.cz>
2753
2754         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
2755
2756 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
2757
2758         PR c/48685
2759         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2760         to VOID_TYPE even around MODIFY_EXPR.
2761
2762 2011-04-22  Mike Stump  <mikestump@comcast.net>
2763
2764         * gensupport.c (read_md_rtx): Fix typo in comment.
2765         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
2766         comment.
2767
2768 2011-04-22  Jan Hubicka  <jh@suse.cz>
2769
2770         * gengtype.c (open_base_files): Add ipa-inline.h include.
2771         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
2772         ipa-prop.c; update all uses.
2773         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2774         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2775         merge summary of inlined function into former caller.
2776         * ipa-inline.c (max_benefit): Remove.
2777         (edge_badness): Compensate for removal of benefits.
2778         (update_caller_keys): Use
2779         reset_node_growth_cache/reset_edge_growth_cache.
2780         (update_callee_keys): Likewise.
2781         (update_all_callee_keys): Likewise.
2782         (inline_small_functions): Do not collect max_benefit; do not reset
2783         estimated_growth; call free_growth_caches and initialize_growth_caches.
2784         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2785         struct size_time_entry): New structures.
2786         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2787         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2788         and estimated_growth.
2789         (edge_growth_cache_entry): New structure.
2790         (node_growth_cache, edge_growth_cache): New global vars.
2791         (estimate_growth): Turn into inline.
2792         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2793         initialize_growth_caches, free_growth_caches): Declare.
2794         (estimate_edge_growth): Rewrite.
2795         (estimate_edge_time): Implement as inline cache lookup.
2796         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2797         functions.
2798         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2799         (NUM_CONDITIONS): New constant.
2800         (predicate_conditions): New enum.
2801         (IS_NOT_CONSTANT): New constant.
2802         (edge_removal_hook_holder): New var.
2803         (node_growth_cache, edge_growth_cache): New global vars.
2804         (true_predicate, single_cond_predicate, false_predicate,
2805         not_inlined_predicate, add_condition, add_clause, and_predicates,
2806         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2807         dump_clause, dump_predicate, account_size_time,
2808         evaulate_conditions_for_edge): New functions.
2809         (inline_summary_alloc): Move to heap.
2810         (inline_node_removal_hook): Clear condition and entry vectors.
2811         (inline_edge_removal_hook): New function.
2812         (initialize_growth_caches, free_growth_caches): New function.
2813         (dump_inline_summary): Update.
2814         (edge_execution_predicate): New function.
2815         (will_be_nonconstant_predicate): New function.
2816         (estimate_function_body_sizes): Compute BB and constantness predicates.
2817         (compute_inline_parameters): Do not clear estimated_growth.
2818         (estimate_edge_size_and_time): New function.
2819         (estimate_calls_size_and_time): New function.
2820         (estimate_callee_size_and_time): New function.
2821         (remap_predicate): New function.
2822         (inline_merge_summary): New function.
2823         (do_estimate_edge_time): New function based on...
2824         (estimate_edge_time): ... this one.
2825         (do_estimate_edge_growth): New function.
2826         (do_estimate_growth): New function based on....
2827         (estimate_growth): ... this one.
2828         (inline_analyze_function): Analyze after deciding on jump functions.
2829         (inline_read_section): New function.
2830         (inline_read_summary): Use it.
2831         (inline_write_summary): Write all the new data.
2832         * ipa-prop.c (ipa_get_param_decl_index): Export.
2833         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2834         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2835         Declare.
2836         (ipa_get_lattice): Move here from ipa-cp.c
2837         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2838         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2839         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2840         cgraph_edge_inlinable_p): Remove.
2841         * cgraphunit.c: Include ipainline.h
2842         (cgraph_process_new_functions): Update call of
2843         compute_inline_parameters.
2844
2845 2011-04-22  Richard Guenther  <rguenther@suse.de>
2846
2847         * tree.c (build_int_cst): Properly create canonicalized integer
2848         constants.
2849         (build_int_cst_type): Remove scary comments.
2850
2851 2011-04-22  Xinliang David Li  <davidxl@google.com>
2852
2853         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2854         by default when -Wno-error is not specified.
2855         * opts-global.c (decode_options): Remove call to
2856         control_warning_options.
2857
2858 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2859
2860         PR tree-optimization/48717
2861         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2862         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2863
2864 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
2865
2866         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
2867         definition where used.
2868
2869 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2870
2871         PR c/48716
2872         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2873         TREE_STATIC variables declared inside of some OpenMP construct.
2874
2875 2011-04-22  Martin Jambor  <mjambor@suse.cz>
2876
2877         PR middle-end/48585
2878         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
2879
2880 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
2881
2882         PR c/36750
2883         * c-typeck.c (pop_init_level): Do not warn about initializing
2884         with ` = {0}'.
2885
2886 2011-04-22  Alan Modra  <amodra@gmail.com>
2887
2888         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
2889         when returning call_cookie.
2890         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
2891         pointers, to functions with no more vector args than the current
2892         function, and some non-local calls for ABI_V4.
2893         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
2894         sibcall_nonlocal_aix64): Combine to ..
2895         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
2896         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
2897         (sibcall_value_nonlocal_aix<mode>): ..likewise.
2898         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
2899         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
2900         operand.
2901         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
2902         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
2903         sibcall_value_symbolic_64): Delete.
2904
2905 2011-04-21  Xinliang David Li  <davidxl@google.com>
2906
2907         * cgraph.h: Remove pid.
2908         * cgraph.c: Remove pid.
2909         * value-prof.c (init_node_map): New function.
2910         (del_node_map): New function.
2911         (find_func_by_funcdef_no): New function.
2912         (gimple_ic_transform): Call new function.
2913         * cgraphunit.c (cgraph_finalize_function): Remove pid.
2914         * function.c (get_last_funcdef_no): New function.
2915         * function.h (get_last_funcdef_no): New function.
2916         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
2917         to libgcov function.
2918         (tree-profiling): Call node map init and delete function.
2919
2920 2011-04-21  Ian Lance Taylor  <iant@google.com>
2921
2922         * godump.c (go_format_type): Use exported Go name for anonymous
2923         field name.
2924
2925 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2926
2927         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
2928         Call builtin_function_type_list instead of builtin_function_type.
2929         (UNARY, BINARY, TRINARY, QUAD): Likewise.
2930
2931 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2932
2933         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
2934         build_function_type_list instead of build_function_type.
2935         Delete variable `endlink'.
2936
2937 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2938
2939         * config/s390/s390.c (s390_init_builtins): Call
2940         build_function_type_list instead of build_function_type.
2941
2942 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2943
2944         * config/ia64/ia64.c (ia64_init_builtins): Call
2945         build_function_type_list instead of builtin_function_type.
2946
2947 2011-04-21  Easwaran Raman  <eraman@google.com>
2948
2949         * cfgexpand.c (stack_var): Remove OFFSET...
2950         (add_stack_var): ...and its reference here...
2951         (expand_stack_vars): ...and here.
2952         (stack_var_cmp): Sort by descending order of size.
2953         (partition_stack_vars): Change heuristic.
2954         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
2955         (dump_stack_var_partition): Add newline after each partition.
2956
2957 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
2958             Jeff Law  <law@redhat.com>
2959
2960         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
2961         * gengtype.c (matching_file_name_substitute): Likewise.
2962
2963 2011-04-21  Richard Guenther  <rguenther@suse.de>
2964
2965         PR lto/48703
2966         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
2967
2968 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
2969
2970         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2971
2972 2011-04-21  Richard Guenther  <rguenther@suse.de>
2973
2974         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
2975         file name.
2976
2977 2011-04-21  Richard Guenther  <rguenther@suse.de>
2978
2979         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2980         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
2981         Use DECL_P, not SSA_VAR_P.
2982         (ptr_derefs_may_alias_p): Likewise.
2983         (ptr_deref_may_alias_ref_p_1): Likewise.
2984         (decl_refs_may_alias_p): Likewise.
2985         (refs_may_alias_p_1): Likewise.
2986         (ref_maybe_used_by_call_p_1): Likewise.
2987         (call_may_clobber_ref_p_1): Likewise.
2988         (indirect_ref_may_alias_decl_p): Assume indirect refrences
2989         are either MEM_REF or TARGET_MEM_REF.
2990         (indirect_refs_may_alias_p): Likewise.
2991         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
2992         for MEM_EXPR of indirect calls.
2993
2994 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2995
2996         * vmsdbgout.c (write_srccorr): Compute file length from the string.
2997         (dst_file_info_struct): Remove flen field.
2998         (lookup_filename): Remove code that set flen field.
2999
3000 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3001
3002         * config/ia64/ia64.c (ia64_start_function): Add a guard.
3003
3004 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
3005
3006         PR target/48708
3007         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
3008         vec_extract and vec_concat for non-SSE4_1 targets.
3009
3010 2011-04-21  Richard Guenther  <rguenther@suse.de>
3011
3012         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
3013         return statements.
3014
3015 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3016
3017         * config/i386/cygming.h (union tree_node, TREE): Don't define or
3018         undefine.
3019         (FILE): Don't undefine.
3020
3021 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3022
3023         * config/alpha/alpha.c (struct machine_function): Use rtx, not
3024         struct rtx_def *.
3025         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
3026         struct rtx_def *.
3027         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
3028         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
3029         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
3030         rtx_def *.
3031         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
3032         definitions where used.
3033         * config/microblaze/microblaze.h (struct microblaze_args): Use
3034         rtx, not struct rtx_def *.
3035         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
3036         rtx_def *.
3037         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
3038         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
3039         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
3040         not struct rtx_def *.
3041         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
3042         struct rtx_def *.
3043         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
3044         rtx_def *.
3045         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
3046
3047 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3048
3049         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
3050         operand_equal_p to compare DR_BASE_ADDRESSes.
3051         (vect_check_interleaving): Likewise.
3052
3053 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3054
3055         PR target/46329
3056         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
3057         for all Neon struct constants.
3058
3059 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3060
3061         * target.def (legitimate_constant_p): New hook.
3062         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
3063         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
3064         * doc/tm.texi: Regenerate.
3065         * hooks.h (hook_bool_mode_rtx_true): Declare.
3066         * hooks.c (hook_bool_mode_rtx_true): Define.
3067         * system.h (LEGITIMATE_CONSTANT_P): Poison.
3068         * calls.c (precompute_register_parameters): Replace uses of
3069         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
3070         (emit_library_call_value_1): Likewise.
3071         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
3072         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
3073         * ira-costs.c (scan_one_insn): Likewise.
3074         * recog.c (general_operand, immediate_operand): Likewise.
3075         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
3076         * reload1.c (init_eliminable_invariants): Likewise.
3077
3078         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
3079         mode argument.
3080         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
3081         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
3082         argument.
3083         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3084         * config/alpha/predicates.md (input_operand): Update call to
3085         alpha_legitimate_constant_p.
3086
3087         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
3088         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
3089         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
3090         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3091         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
3092         (arm_legitimate_constant_p): New functions.
3093         (arm_cannot_force_const_mem): Make static.
3094
3095         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
3096
3097         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
3098         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
3099         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
3100         instead of bfin_legitimate_constant_p.
3101         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
3102         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3103
3104         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
3105
3106         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
3107
3108         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
3109         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
3110         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3111         (frv_legitimate_constant_p): Make static.  Add a mode argument.
3112
3113         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
3114         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
3115         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
3116
3117         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
3118         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
3119         * config/i386/i386.c (legitimate_constant_p): Rename to...
3120         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
3121         argument.
3122         (ix86_cannot_force_const_mem): Update accordingly.
3123         (ix86_legitimate_address_p): Likewise.
3124         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3125         * config/i386/i386.md: Update commentary.
3126
3127         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
3128         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
3129         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3130         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
3131
3132         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
3133
3134         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
3135         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
3136         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3137         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
3138
3139         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
3140         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
3141         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
3142
3143         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
3144         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3145         (m32r_legitimate_constant_p): New function.
3146
3147         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
3148         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
3149         LEGITIMATE_CONSTANT_P.
3150         (LEGITIMATE_CONSTANT_P): Delete.
3151         * config/m68k/m68k.c (m68k_expand_prologue): Call
3152         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
3153         (m68k_legitimate_constant_p): New function.
3154         * config/m68k/m68k.md: Update comments.
3155
3156         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
3157         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3158         (mcore_legitimate_constant_p): New function.
3159
3160         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
3161         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
3162         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
3163         Add a mode argument.
3164         (mep_legitimate_address): Update accordingly.
3165         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3166
3167         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
3168         Delete.
3169         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
3170         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
3171         static.  Check OP's mode for VOIDmode.
3172         (microblaze_legitimate_constant_p): New function.
3173         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3174
3175         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
3176         * config/mips/mips.c (mips_legitimate_constant_p): New function.
3177         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
3178         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3179         * config/mips/predicates.md: Update comments.
3180
3181         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
3182         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
3183         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3184         (mmix_legitimate_constant_p): Make static, return a bool, and take
3185         a mode argument.
3186         (mmix_print_operand_address): Update accordingly.
3187
3188         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
3189         Delete.
3190         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
3191         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
3192         static.  Add a mode argument.
3193         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3194
3195         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
3196
3197         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
3198         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3199         (pa_legitimate_constant_p): New function.
3200
3201         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
3202
3203         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
3204         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3205         (pdp11_legitimate_constant_p): New function.
3206
3207         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
3208         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3209         (rs6000_legitimate_constant_p): New function.
3210
3211         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
3212         (rx_legitimate_constant_p): ...this.
3213         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
3214         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
3215         (rx_legitimate_constant_p): ...this.
3216         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3217         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
3218
3219         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
3220         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3221         * config/s390/s390.c (legitimate_constant_p): Rename to...
3222         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3223         and add a mode argument.
3224         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3225
3226         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3227
3228         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3229         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3230         (sh_legitimate_constant_p): New function.
3231
3232         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3233         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3234         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3235         (legitimate_constant_p): Rename to...
3236         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3237         argument.
3238         (constant_address_p): Update accordingly.
3239
3240         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3241         argument and return a bool.
3242         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3243         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3244         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3245         (spu_rtx_costs): Update accordingly.
3246         * config/spu/predicates.md (vec_imm_operand): Likewise.
3247
3248         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3249
3250         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3251         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3252         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3253
3254         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3255         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3256         * config/vax/vax.c (legitimate_constant_p): Likewise.
3257
3258         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3259         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3260         (xtensa_legitimate_constant_p): New function.
3261
3262 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3263
3264         * target.def (cannot_force_const_mem): Add a mode argument.
3265         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3266         * doc/tm.texi: Regenerate.
3267         * hooks.h (hook_bool_mode_rtx_false): Declare.
3268         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3269         (hook_bool_mode_const_rtx_true): Likewise.
3270         (hook_bool_mode_rtx_false): New function.
3271         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3272         to be non-VOID.  Update call to cannot_force_const_mem.
3273         (find_reloads): Update accordingly.
3274         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3275         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3276         argument.
3277         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3278         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3279         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3280         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3281         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3282         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3283         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3284         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3285         (m68k_cannot_force_const_mem): ...this new function.
3286         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3287         argument.
3288         (mips_const_insns, mips_legitimize_const_move): Update calls.
3289         (mips_secondary_reload_class): Likewise.
3290         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3291         (pa_cannot_force_const_mem): ...this new function.
3292         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3293         (rs6000_cannot_force_const_mem): ...this new function.
3294         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3295         argument.
3296         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3297         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3298         to...
3299         (xtensa_cannot_force_const_mem): ...this new function.
3300
3301 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3302
3303         * config/mips/mips.c (mips16_build_function_stub): Call
3304         build_function_type_list instead of build_function_type.
3305         (mips16_build_call_stub): Likewise.
3306
3307 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3308
3309         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3310         instead of build_function_type.
3311
3312 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3313
3314         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3315         instead of build_function_type.
3316
3317 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3318
3319         PR target/48678
3320         * config/i386/i386.md (insv): Change operand 0 constraint to
3321         "register_operand".  Change operand 1 and 2 constraint to
3322         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3323         * config/i386/sse.md (sse4_1_pinsrb): Export.
3324         (sse2_pinsrw): Ditto.
3325         (sse4_1_pinsrd): Ditto.
3326         (sse4_1_pinsrq): Ditto.
3327         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3328         * config/i386/i386.c (ix86_expand_pinsr): New.
3329
3330 2011-04-20  Easwaran Raman  <eraman@google.com>
3331
3332         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3333         containing union type only with -fstrict-aliasing.
3334
3335 2011-04-20  Jim Meyering  <meyering@redhat.com>
3336
3337         Remove useless if-before-free tests.
3338         * calls.c (expand_call, save_area): Likewise.
3339         * cfgcleanup.c (try_forward_edges): Likewise.
3340         * collect2.c (collect_execute): Likewise.
3341         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3342         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3343         * coverage.c (coverage_checksum_string): Likewise.
3344         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3345         * cselib.c (cselib_init): Likewise.
3346         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3347         (df_set_clean_cfg): Likewise.
3348         * function.c (free_after_compilation): Likewise.
3349         * gcc.c (do_spec_1, main): Likewise.
3350         * gcov.c (create_file_names): Likewise.
3351         * gensupport.c (identify_predicable_attribute): Likewise.
3352         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3353         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3354         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3355         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3356         * ipa-pure-const.c (local_pure_const): Likewise.
3357         * ipa-reference.c (propagate): Likewise.
3358         * ira-costs.c (free_ira_costs): Likewise.
3359         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3360         * matrix-reorg.c (mat_free): Likewise.
3361         * prefix.c (get_key_value): Likewise.
3362         * profile.c (compute_value_histograms): Likewise.
3363         * reload1.c (free_reg_equiv): Likewise.
3364         * sched-deps.c (free_deps): Likewise.
3365         * sel-sched-ir.c (fence_clear): Likewise.
3366         * sese.c (set_rename, if_region_set_false_region): Likewise.
3367         * tree-data-ref.c (free_rdg): Likewise.
3368         * tree-eh.c (lower_try_finally): Likewise.
3369         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3370         * tree-ssa-live.c (delete_var_map): Likewise.
3371         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3372         * tree-ssa-pre.c (phi_trans_add): Likewise.
3373
3374 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3375
3376         PR tree-optimization/48611
3377         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3378         beyond ERT_MUST_NOT_THROW region.
3379
3380 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3381
3382         * config/mips/mips.opt (mfix-24k): New.
3383         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3384         * config/mips/mips.md (length): Increase by 4 for stores if
3385         fixing 24K errata.
3386         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3387         all noreorder if fixing 24K errata.
3388         * doc/invoke.texi: Document mfix-24k.
3389
3390 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3391
3392         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3393         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3394
3395 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3396
3397         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3398         (const_ok_for_op): ... to here.
3399
3400 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3401
3402         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3403         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3404
3405 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3406
3407         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3408
3409 2011-04-20  Richard Guenther  <rguenther@suse.de>
3410
3411         PR tree-optimization/47892
3412         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3413         are if-convertible.
3414
3415 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3416
3417         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3418
3419 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3420
3421         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3422
3423 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3424
3425         PR target/18145
3426
3427         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3428         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3429         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3430         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3431         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3432
3433         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3434         New prototype.
3435
3436         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3437         (avr_asm_named_section, avr_asm_output_aligned_common,
3438         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3439         New functions to update...
3440         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3441         (avr_asm_init_sections): Overwrite section callbacks for
3442         data_section, bss_section.
3443         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3444         from here to...
3445         (avr_file_end): ...here.
3446
3447 2011-04-20  Richard Guenther  <rguenther@suse.de>
3448
3449         PR middle-end/48695
3450         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3451         objects and types here.  Adjust for their offset before comparing.
3452
3453 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3454
3455         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3456         statement per copy.
3457
3458 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3459
3460         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3461         (GIMPLE_H): Include $(INTERNAL_FN_H).
3462         (OBJS-common): Add internal-fn.o.
3463         (internal-fn.o): New rule.
3464         * internal-fn.def: New file.
3465         * internal-fn.h: Likewise.
3466         * internal-fn.c: Likewise.
3467         * gimple.h: Include internal-fn.h.
3468         (GF_CALL_INTERNAL): New gf_mask.
3469         (gimple_statement_call): Put fntype into a union with a new
3470         internal_fn field.
3471         (gimple_build_call_internal): Declare.
3472         (gimple_build_call_internal_vec): Likewise.
3473         (gimple_call_same_target_p): Likewise.
3474         (gimple_call_internal_p): New function.
3475         (gimple_call_internal_fn): Likewise.
3476         (gimple_call_fntype): Return null for internal calls.
3477         (gimple_call_set_fntype): Assert that the function is not internal.
3478         (gimple_call_set_fn): Likewise.
3479         (gimple_call_set_fndecl): Likewise.
3480         (gimple_call_set_internal_fn): New function.
3481         (gimple_call_addr_fndecl): Handle null functions.
3482         (gimple_call_return_type): Likewise null types.
3483         * gimple.c (gimple_build_call_internal_1): New function.
3484         (gimple_build_call_internal): Likewise.
3485         (gimple_build_call_internal_vec): Likewise.
3486         (gimple_call_same_target_p): Likewise.
3487         (gimple_call_flags): Handle calls to internal functions.
3488         (gimple_call_fnspec): New function.
3489         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3490         (gimple_has_side_effects): Handle null functions.
3491         (gimple_rhs_has_side_effects): Likewise.
3492         (gimple_call_copy_skip_args): Handle calls to internal functions.
3493         * cfgexpand.c (expand_call_stmt): Likewise.
3494         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3495         * gimple-fold.c (gimple_fold_call): Handle null functions.
3496         (gimple_fold_stmt_to_constant_1): Don't fold
3497         calls to internal functions.
3498         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3499         functions.
3500         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3501         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3502         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3503         (do_warn_unused_result): Likewise.
3504         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3505         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3506         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3507         the target of a call.
3508         (initialize_hash_element): Update accordingly.
3509         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3510         (iterative_hash_hashable_expr): Handle calls to internal functions.
3511         (print_expr_hash_elt): Likewise.
3512         * tree-ssa-pre.c (can_value_number_call): Likewise.
3513         (eliminate): Handle null functions.
3514         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3515         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3516         (find_func_aliases): Likewise.
3517         * value-prof.c (gimple_ic_transform): Likewise.
3518         (gimple_indirect_call_to_profile): Likewise.
3519         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3520         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3521
3522 2011-04-19  Jan Hubicka  <jh@suse.cz>
3523
3524         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3525         * ipa-inline.c (inline_small_functions): Compute summaries first,
3526         populate heap later.
3527
3528 2011-04-19  Jan Hubicka  <jh@suse.cz>
3529
3530         * cgraph.h (save_inline_function_body): Remove.
3531         * ipa-inline-transform.c: New file, broke out of...
3532         * ipa-inline.c: ... this one; Update toplevel comment.
3533         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3534         make global.
3535         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3536         (cgraph_mark_inline_edge): Rename to inline_call; move to
3537         ipa-inline-transform.c.
3538         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3539         move to ipa-inline-transform.c
3540         (recursive_inlining, inline_small_functions, flatten_function,
3541         ipa_inline, inline_always_inline_functions,
3542         early_inline_small_functions): Update.
3543         (inline_transform): Move to ipa-inline-transform.c.
3544         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3545         Declare.
3546         * Makefile.in (ipa-inline-transform.o): New file.
3547         * cgraphunit.c (save_inline_function_body): Move to
3548         ipa-inline-transform.c
3549
3550 2011-04-19  DJ Delorie  <dj@redhat.com>
3551
3552         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3553         registers if we already know there aren't any.
3554         (m32c_emit_epilogue): Don't emit a barrier here.
3555         (m32c_emit_eh_epilogue): Likewise.
3556         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3557         operands at expand time.
3558         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3559         int" wchar type.
3560         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3561         duplicates.  Provide aliases instead.
3562         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3563         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3564         the compiler.
3565
3566 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3567
3568         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3569         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3570         (general_or_i64_p, sparc_register_move_cost): New function.
3571
3572 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3573
3574         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3575         Add lynx, mipssde.  Sort table.
3576
3577 2011-04-19  Xinliang David Li  <davidxl@google.com>
3578
3579         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3580         not negative.
3581
3582 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3583
3584         PR target/48678
3585         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3586         is a SUBREG with non-MODE_INT mode inside of it.
3587
3588 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3589
3590         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3591         also according to actual contants.
3592         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3593         (gimple_fold_call): Use it.
3594         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3595
3596 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3597
3598         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3599         non-pointer assignments.
3600
3601 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3602
3603         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3604         account anc_offset and otr_type from the indirect edge info.
3605         * ipa-prop.c (get_ancestor_addr_info): New function.
3606         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3607         get_ancestor_addr_info, call it.
3608         (ipa_note_param_call): Do not initialize information about polymorphic
3609         calls, return the indirect call graph edge.  Remove the last
3610         parameter, adjust all callers.
3611         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3612         parameters.  Initialize polymorphic information in the indirect edge.
3613
3614 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3615
3616         PR lto/48148
3617         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3618         the types if they have different enumeration identifiers.
3619
3620 2011-04-19  Jan Hubicka  <jh@suse.cz>
3621
3622         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3623         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3624         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3625         (optimize_function_for_size_p) ... here.
3626
3627 2011-04-19  Richard Guenther  <rguenther@suse.de>
3628
3629         PR lto/48207
3630         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3631         langhook.
3632
3633 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3634
3635         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3636         if DECL_NO_INLINE_WARNING_P is set on the function.
3637
3638 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3639
3640         PR fortran/47976
3641         * reload1.c (inc_for_reload): Return void. All callers changed.
3642         (emit_input_reload_insns): Don't try to delete previous output
3643         reloads to a register, or record spill_reg_store for autoincs.
3644
3645 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3646
3647         * gengtype.h: Updated copyright year.
3648         (struct input_file_st): Add inpisplugin field.
3649         (type_fileloc): New function.
3650         * gengtype.c
3651         (write_typed_struct_alloc_def): Add gcc_assert.
3652         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3653         (write_typed_alloc_defns): Don't output for plugin files.
3654         (input_file_by_name): Clear inpisplugin field.
3655         (main): Set inpisplugin field for plugin files.
3656
3657 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3658
3659         * gengtype-state.c (string_eq): New.
3660         (read_state): Use string_eq instead of strcmp when creating the
3661         state_ident_tab.
3662
3663 2011-04-19  Wei Guozhi  <carrot@google.com>
3664
3665         PR target/47855
3666         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3667         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3668         linkage.
3669         * config/arm/constraints.md (Uu): New constraint.
3670         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
3671
3672 2011-04-19  Tristan Gingold  <gingold@adacore.com>
3673
3674         * config.gcc (-*-*-*vms): Added.
3675         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
3676         definitions moved.
3677         * config/vms/vms-ld.c: New file.
3678         * config/vms/vms-ar.c: New file.
3679         * config/vms/t-vmsnative: New file.
3680
3681 2011-04-18  Xinliang David Li  <davidxl@google.com>
3682
3683         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
3684
3685 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3686
3687         PR middle-end/48661
3688         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3689         if TREE_TYPE (v) is non-NULL.
3690
3691         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3692         gimple_get_virt_mehtod_for_binfo.
3693         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3694         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3695         callers.
3696         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3697
3698 2011-04-18  Michael Matz  <matz@suse.de>
3699             Steve Ellcey  <sje@cup.hp.com>
3700
3701         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
3702         use its mode as source mode if it isn't VOIDmode.
3703
3704 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
3705
3706         * doc/passes.texi: Fill crossref nodes.
3707
3708 2011-04-18  Jim Meyering  <meyering@redhat.com>
3709
3710         Fix doubled-word typos in comments and strings
3711         * config/alpha/vms-unwind.h: s/for for/for/
3712         * config/arm/unwind-arm.h: Likewise.
3713         * config/microblaze/microblaze.c: Likewise.
3714         * config/sh/constraints.md: s/in in/in/
3715         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
3716
3717 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
3718
3719         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
3720         (AVX_FLOAT_MODE_P): Ditto.
3721         (AVX128_VEC_FLOAT_MODE_P): Ditto.
3722         (AVX256_VEC_FLOAT_MODE_P): Ditto.
3723         (AVX_VEC_FLOAT_MODE_P): Ditto.
3724         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
3725         (UNSPEC_MASKSTORE): Ditto.
3726         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
3727         Merge from <sse>_movmsk<ssemodesuffix> and
3728         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
3729         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
3730         iterator.
3731         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
3732         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
3733         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
3734
3735 2011-04-18  Jan Hubicka  <jh@suse.cz>
3736
3737         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
3738
3739         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
3740         (want_inline_function_called_once_p): Break out the logic from
3741         ipa_inline.
3742         (edge_badness): Ensure that profile is not misupdated.
3743         (lookup_recursive_calls): Prioritize by call frequencies.
3744         (inline_small_functions): Move program size estimates here;
3745         actually process whole queue even when unit growth has been
3746         met. (to properly compute inline_failed reasons and for the
3747         case unit size decrease.) Revisit comments on recursive inlining.
3748         (ipa_inline): Remove unit summary code; first inline hot calls
3749         of functions called once, cold calls next.
3750         (order, nnodes): Remove unused variables.
3751         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
3752         (GTFILES): Remove ipa-inline.c
3753         * sel-sched.c (fill_insns): Silence uninitialized var warning.
3754
3755 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3756
3757         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3758
3759 2011-04-18  Jie Zhang  <jie@codesourcery.com>
3760             Richard Earnshaw  <rearnsha@arm.com>
3761
3762         * arm.c (neon_builtin_type_bits): Remove.
3763         (typedef enum neon_builtin_mode): New.
3764         (T_MAX): Don't define.
3765         (typedef enum neon_builtin_datum): Remove bits, codes[],
3766         num_vars and base_fcode.  Add mode, code and fcode.
3767         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
3768         VAR10): Change accordingly.
3769         (neon_builtin_data[]): Change accordingly
3770         (arm_init_neon_builtins): Change accordingly.
3771         (neon_builtin_compare): Remove.
3772         (locate_neon_builtin_icode): Remove.
3773         (arm_expand_neon_builtin): Change accordingly.
3774
3775         * arm.h (enum arm_builtins): Move to ...
3776         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3777
3778         * arm.c (arm_builtin_decl): Declare.
3779         (TARGET_BUILTIN_DECL): Define.
3780         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3781         (arm_builtin_decls[]): New.
3782         (arm_init_neon_builtins): Store builtin declarations in
3783         arm_builtin_decls[].
3784         (arm_init_tls_builtins): Likewise.
3785         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3786         (arm_builtin_decl): New.
3787
3788 2011-04-18  Richard Guenther  <rguenther@suse.de>
3789
3790         * tree.c (upper_bound_in_type): Build properly canonicalized
3791         INTEGER_CSTs.
3792         (lower_bound_in_type): Likewise.
3793
3794 2011-04-18  Richard Guenther  <rguenther@suse.de>
3795
3796         * gimple.h (gimple_call_addr_fndecl): New function.
3797         (gimple_call_fndecl): Use it.
3798         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3799         for direct calls.
3800         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3801         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3802
3803 2011-04-18  Richard Guenther  <rguenther@suse.de>
3804
3805         PR middle-end/48650
3806         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3807
3808 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3809
3810         PR lto/48492
3811         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3812         DECL_IN_CONSTANT_POOL without RTL.
3813
3814 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3815             Ira Rosen  <ira.rosen@linaro.org>
3816
3817         PR target/48252
3818         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3819         to match neon_vzip/vuzp/vtrn_internal.
3820         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3821         outputs explicitly dependent on both inputs.
3822         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3823
3824 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3825
3826         PR tree-optimization/48616
3827         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3828         whether the shift is by scalar or vector based on whether all SLP
3829         scalar stmts have the same rhs.
3830
3831 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3832
3833         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3834         memory operands.
3835
3836 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3837
3838         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3839         registers.
3840
3841 2011-04-17  Jan Hubicka  <jh@suse.cz>
3842
3843         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3844         * cgrpahunit.c (cgraph_finalize_function): Do not set
3845         finalized_by_frontend.
3846         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3847         finalized_by_frontend.
3848
3849 2011-04-17  Jan Hubicka  <jh@suse.cz>
3850
3851         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3852         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3853         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3854         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3855         method.
3856         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3857         gimple-fold.c
3858         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
3859
3860 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3861
3862         PR lto/48538
3863         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3864         is non-null before accessing it.
3865         (input_cgraph): Remove trailing spaces.
3866
3867 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3868
3869         * params.def (sms-min-sc): New param flag.
3870         * modulo-sched.c (sms_schedule): Use it.
3871         * doc/invoke.texi (sms-min-sc): Document it.
3872
3873 2011-04-17  Jan Hubicka  <jh@suse.cz>
3874
3875         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
3876         present, also set gimple_call_set_cannot_inline.
3877         * ipa-inline.c: Update toplevel comment.
3878         (MAX_TIME): Remove.
3879         (cgraph_clone_inlined_nodes): Fix linebreaks.
3880         (cgraph_check_inline_limits): Restructure to ...
3881         (caller_growth_limits): ... this one; be more tolerant
3882         on growth in nested inline chains; add explanatory comment;
3883         fix stack accounting thinko introduced by previous patch.
3884         (cgraph_default_inline_p): Remove.
3885         (report_inline_failed_reason): New function.
3886         (can_inline_edge_p): New function.
3887         (can_early_inline_edge_p): New function.
3888         (leaf_node_p): Move upwards in file.
3889         (want_early_inline_function_p): New function.
3890         (want_inline_small_function_p): New function.
3891         (want_inline_self_recursive_call_p): New function.
3892         (cgraph_edge_badness): Rename to ...
3893         (edge_badness) ... this one; fix linebreaks.
3894         (update_edge_key): Update call of edge_baddness; add
3895         detailed dump about queue updates.
3896         (update_caller_keys): Use can_inline_edge_p and
3897         want_inline_small_function_p.
3898         (cgraph_decide_recursive_inlining): Rename to...
3899         (recursive_inlining): Use can_inline_edge_p and
3900         want_inline_self_recursive_call_p; simplify and remove no longer
3901         valid FIXME.
3902         (cgraph_set_inline_failed): Remove.
3903         (add_new_edges_to_heap): Use can_inline_edge_p and
3904         want_inline_small_function_p.
3905         (cgraph_decide_inlining_of_small_functions): Rename to ...
3906         (inline_small_functions): ... this one; cleanup; use
3907         can/want predicates; cleanup debug ouput; work edges till fibheap
3908         is exhausted and do not stop once unit growth is reached; remove
3909         later loop processing remaining edges.
3910         (cgraph_flatten): Rename to ...
3911         (flatten_function): ... this one; use can_inline_edge_p
3912         and can_early_inline_edge_p predicates.
3913         (cgraph_decide_inlining): Rename to ...
3914         (ipa_inline): ... this one; remove unreachable nodes before
3915         inlining functions called once; simplify the pass.
3916         (cgraph_perform_always_inlining): Rename to ...
3917         (inline_always_inline_functions): ... this one; use
3918         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
3919         (cgraph_decide_inlining_incrementally): Rename to ...
3920         (early_inline_small_functions): ... this one; simplify
3921         using new predicates; cleanup; make dumps prettier.
3922         (cgraph_early_inlining): Rename to ...
3923         (early_inliner): newer inline regular functions into always-inlines;
3924         fix updating of call stmt summaries.
3925         (pass_early_inline): Update for new names.
3926         (inline_transform): Fix formating.
3927         (gate_cgraph_decide_inlining): Rename to ...
3928         (pass_ipa_inline): ... this one.
3929         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
3930         * ipa-inline-analysis.c (dump_inline_summary): Update.
3931         (compute_inline_parameters): Do not compute disregard_inline_limits;
3932         look for mismatching arguments.
3933         (estimate_growth): Fix handlig of non-trivial self recursion.
3934         (inline_read_summary): Do not read info->disregard_inline_limits.
3935         (inline_write_summary): Do not write info->disregard_inline_limits.
3936         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
3937         and move all checks into can_inline_edge_p predicate; re-enable code
3938         comparing optimization levels.
3939         (expand_call_inline): Do not test inline_forbidden_into_p.
3940         * Makefile.in (ipa-inline.o): Update arguments.
3941
3942 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3943
3944         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
3945
3946 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3947
3948         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
3949
3950 2011-04-17  Michael Matz  <matz@suse.de>
3951
3952         PR tree-optimization/48622
3953         PR lto/48645
3954         * ipa-inline-analysis.c (inline_read_summary): Read size/time
3955         in same order as they're written.
3956
3957 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3958
3959         * config/pa/predicates.md: Reorganize and simplify predicates.
3960         Eliminate duplicate code checks.
3961         (arith_operand): Rename to arith14_operand
3962         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
3963         * config/pa/pa.md: Use renamed operands.
3964         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
3965         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
3966         arith11_operand, adddi3_operand, indexed_memory_operand,
3967         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
3968         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
3969         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
3970         move_dest_operand, move_src_operand, prefetch_cc_operand,
3971         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
3972         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
3973         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
3974         div_operand, int5_operand, movb_comparison_operator,
3975         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
3976         arith_double_operand, ireg_operand, lhs_lshift_operand,
3977         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
3978         integer_store_memory_operand): Likewise.
3979         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
3980         (integer_store_memory_operand, read_only_operand,
3981         function_label_operand, borx_reg_operand,
3982         non_hard_reg_operand): Likewise.
3983         (eq_neq_comparison_operator): Delete unused operator.
3984         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
3985         function_label_operand.
3986         (emit_move_sequence): Likewise.
3987
3988 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3989
3990         * config/i386/sse.md (sseunpackmode): New mode attribute.
3991         (ssepackmode): Ditto.
3992         (vec_pack_trunc_<mode>): Macroize expander from
3993         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
3994         (vec_unpacks_lo_<mode>): Macroize expander from
3995         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3996         (vec_unpacks_hi_<mode>): Macroize expander from
3997         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3998         (vec_unpacku_lo_<mode>): Macroize expander from
3999         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4000         (vec_unpacku_hi_<mode>): Macroize expander from
4001         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4002         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
4003         ix86_expand_sse4_unpack.
4004         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
4005
4006 2011-04-16  Jan Hubicka  <jh@suse.cz>
4007
4008         * cgraphbuild.c: Include ipa-inline.h.
4009         (reset_inline_failed): Use initialize_inline_failed.
4010         * cgraph.c: Include ipa-inline.h.
4011         (cgraph_create_node_1): Do not initialize estimated_growth.
4012         (initialize_inline_failed): More to ipa-inline-analysis.c
4013         (dump_cgraph_node): Do not dump inline flags.
4014         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
4015         and disregard_inline_limits flags.
4016         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
4017         time, size, estimated_growth.
4018         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
4019         Update.
4020         * cgraphunit.c (cgraph_decide_is_function_needed): Use
4021         DECL_DISREGARD_INLINE_LIMITS.
4022         (cgraph_analyze_function): Do not initialize
4023         node->local.disregard_inline_limits.
4024         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4025         inlinable, versionable and disregard_inline_limits.
4026         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4027         cgraph_check_inline_limits, cgraph_default_inline_p,
4028         cgraph_edge_badness, update_caller_keys, update_callee_keys,
4029         add_new_edges_to_heap): Update.
4030         (cgraph_decide_inlining_of_small_function): Update; set
4031         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
4032         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
4033         cgraph_decide_inlining_incrementally): Update.
4034         * ipa-inline.h (inline_summary): Add inlinable, versionable,
4035         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
4036         time, size and estimated_growth parameters.
4037         (estimate_edge_growth): Update.
4038         (initialize_inline_failed): Declare.
4039         * ipa-split.c: Include ipa-inline.h
4040         (execute_split_functions): Update.
4041         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
4042         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
4043         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
4044         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
4045         estimated_growth to INT_MIN.
4046         (inline_node_duplication_hook): Likewise.
4047         (dump_inline_summary): Dump new fields.
4048         (compute_inline_parameters): Update.
4049         (estimate_edge_time, estimate_time_after_inlining,
4050         estimate_size_after_inlining, estimate_growth, inline_read_summary,
4051         inline_write_summary):
4052         (initialize_inline_failed): Move here from cgraph.c.
4053         * tree-sra.c: Include ipa-inline.h.
4054         (ipa_sra_preliminary_function_checks): Update.
4055         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
4056         ipa-inline.h.
4057
4058 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4059
4060         * config/i386/sse.md (V16): New mode iterator.
4061         (VI1, VI8): Ditto.
4062         (AVXMODEQI, AVXMODEDI): Remove.
4063         (sse2, sse3): New mode attribute.
4064         (mov<mode>): Use V16 mode iterator.
4065         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
4066         (push<mode>1): Use V16 mode iterator.
4067         (movmisalign<mode>): Ditto.
4068         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4069         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
4070         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4071         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
4072         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
4073         avx_movdqu<avxmodesuffix>.
4074         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
4075         *avx_movdqu<avxmodesuffix>.
4076         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
4077         avx_lddqu<avxmodesuffix>.
4078         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
4079         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
4080         avx_movnt<AVXMODEDI:mode>.
4081         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
4082         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
4083
4084 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
4085
4086         PR target/48629
4087         * haifa-sched.c (prune_ready_list, schedule_block): Use
4088         sched_pressure_p rather than flag_sched_pressure.
4089
4090 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
4091
4092         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4093         cgraph_get_node instead of cgraph_get_create_node.
4094
4095 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
4096
4097         * cfgexpand.c (expand_debug_expr): Use
4098         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
4099
4100 2011-04-15  Michael Matz  <matz@suse.de>
4101
4102         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
4103         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
4104         * function.c (gimplify_parameters): Ditto.
4105         * gimplify.c (gimplify_vla_decl): Ditto.
4106
4107         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
4108         (gimple_call_set_alloca_for_var): New inline function.
4109         (gimple_call_alloca_for_var_p): Ditto.
4110         * gimple.c (gimple_build_call_from_tree): Remember
4111         CALL_ALLOCA_FOR_VAR_P state.
4112         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
4113
4114         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
4115         calls if they were for VLA objects.
4116
4117 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4118
4119         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
4120         of ADR_EXPRs.
4121
4122 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4123
4124         PR middle-end/48601
4125         * tree-emutls.c (lower_emutls_function_body): Call
4126         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
4127         result is non-NULL.
4128
4129 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
4130
4131         * c-decl.c (detect_field_duplicates): Call
4132         objc_detect_field_duplicates instead of objc_get_interface_ivars.
4133
4134 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
4135
4136         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
4137         * gimple.c (gimple_asm_clobbers_memory_p): Define.
4138         * ipa-pure-const.c (check_stmt): Call it.
4139         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
4140
4141 2011-04-15  Richard Guenther  <rguenther@suse.de>
4142
4143         PR tree-optimization/48290
4144         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
4145         Properly decide inhibiting propagation based on the valueized
4146         operand.  Do loop-closed SSA form preserving here ...
4147         (init_copy_prop): ... not here.
4148
4149 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
4150
4151         PR target/48612
4152         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
4153         (*ieee_smax<mode>3): Likewise.
4154
4155 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4156
4157         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
4158         Replace match_operand with match_dup for the third operand in
4159         these expanders.
4160
4161 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4162
4163         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
4164         to track processing of conditionals.  Update all callers.
4165         (try_combine, simplify_if_then_else): Update.
4166
4167 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4168
4169         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
4170         -fsched-pressure.
4171
4172 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
4173
4174         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
4175         instead of match_operand for operand 3.
4176
4177 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
4178
4179         * recog.h (insn_operand_data): Add an "allows_mem" field.
4180         * genoutput.c (output_operand_data): Initialize it.
4181         * optabs.c (maybe_legitimize_operand_same_code): New function.
4182         (maybe_legitimize_operand): Use it when matching the original
4183         op->value.
4184
4185 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4186
4187         * gimplify.c: Fix issues in comments throughout.
4188         (voidify_wrapper_expr): Fix long line.
4189         (build_stack_save_restore): Likewise.
4190         (gimplify_loop_expr): Likewise.
4191         (gimplify_compound_lval): Likewise.
4192         (gimplify_init_ctor_eval): Likewise.
4193         (gimplify_modify_expr_rhs): Likewise.
4194         (omp_notice_threadprivate_variable): Likewise.
4195
4196 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4197
4198         * cfgexpand.c (expand_call_stmt): Convert the function type to the
4199         original one if this is not a builtin function.
4200
4201 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
4202
4203         PR target/48605
4204         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
4205         offset it as needed based on top 2 bits in operands[3], change
4206         MEM mode to SFmode and mask those 2 bits away from operands[3].
4207
4208 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4209
4210         * c-parser.c (c_parser_objc_protocol_definition): Updated for
4211         change from objc_declare_protocols() to objc_declare_protocol().
4212
4213 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
4214
4215         * config/i386/sse.md (sse4_1): New mode attribute.
4216         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
4217         avx_blend<ssemodesuffix><avxmodesuffix> and
4218         sse4_1_blend<ssemodesuffix> using VF mode iterator.
4219         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
4220         avx_blendv<ssemodesuffix><avxmodesuffix> and
4221         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4222         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4223         avx_dp<ssemodesuffix><avxmodesuffix> and
4224         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4225         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4226         (sse4_1_packusdw): Merge with *avx_packusdw.
4227         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4228         (sse4_1_pblendw): Merge with *avx_pblendw.
4229         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4230         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4231         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4232         VF mode iterator.
4233         (sse4_1_round<ssescalarmodesuffix>): Merge with
4234         *avx_round<ssescalarmodesuffix>.
4235         (aesenc): Merge with *avx_aesenc.
4236         (aesenclast): Merge with *avx_aesenclast.
4237         (aesdec): Merge with *avx_aesdec.
4238         (aesdeclast): Merge with *avx_aesdeclast.
4239         (pclmulqdq): Merge with *pclmulqdq.
4240         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4241         New predicate.
4242         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4243
4244 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4245
4246         PR middle-end/48608
4247         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4248         (align_local_variable): This.  Update DECL_ALIGN.
4249         (add_stack_var): Updated.
4250         (expand_one_stack_var): Likewise.
4251
4252 2011-04-14  Richard Guenther  <rguenther@suse.de>
4253
4254         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4255         Remove.
4256         (dse_initialize_block_local_data, dse_leave_block,
4257         record_voperand_set, get_stmt_uid): Likewise.
4258         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4259         (dse_optimize_stmt): Remove voperand set handling code.
4260         Simplify and improve to handle any kind of killing stmt.
4261         (dse_record_phi): Remove.
4262         (dse_enter_block): Simplify.
4263         (tree_ssa_dse): Likewise.
4264         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4265
4266 2011-04-14  Jan Hubicka  <jh@suse.cz>
4267
4268         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4269         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4270         (cgraph_local_info): Remove inline_summary.
4271         * ipa-cp.c: Include ipa-inline.h.
4272         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4273         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4274         accesor.
4275         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4276         (input_overwrite_node): Do not set inline summary.
4277         (input_node): Do not stream inline summary.
4278         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4279         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4280         growth; we do not have inline parameters computed for that anyway.
4281         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4282         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4283         (inline_summary_t): New type and VECtor.
4284         (debug_inline_summary, dump_inline_summaries): Declare.
4285         (inline_summary): Use VOCtor.
4286         (estimate_edge_growth): Kill hack computing call stmt size directly.
4287         * lto-section-in.c (lto_section_name): Add inline section.
4288         * ipa-inline-analysis.c: Include lto-streamer.h
4289         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4290         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4291         (inline_summary_vec): Define.
4292         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4293         dump_inline_summaries): New functions.
4294         (estimate_function_body_sizes): Properly compute size/time of outgoing
4295         calls.
4296         (compute_inline_parameters): Alloc inline_summary; do not compute
4297         size/time of incomming calls.
4298         (estimate_edge_time): Avoid missing time summary hack.
4299         (inline_read_summary): Read inline summary info.
4300         (inline_write_summary): Write inline summary info.
4301         (inline_free_summary): Free all hooks and inline summary vector.
4302         * lto-streamer.h: Add LTO_section_inline_summary section.
4303         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4304         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4305
4306 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4307
4308         * tree-vectorizer.h (vect_strided_store_supported): Add a
4309         HOST_WIDE_INT argument.
4310         (vect_strided_load_supported): Likewise.
4311         (vect_permute_store_chain): Return void.
4312         (vect_transform_strided_load): Likewise.
4313         (vect_permute_load_chain): Delete.
4314         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4315         count argument.  Check that the count is a power of two.
4316         (vect_strided_load_supported): Likewise.
4317         (vect_permute_store_chain): Return void.  Update after above changes.
4318         Assert that the access is supported.
4319         (vect_permute_load_chain): Likewise.
4320         (vect_transform_strided_load): Return void.
4321         * tree-vect-stmts.c (vectorizable_store): Update calls after
4322         above interface changes.
4323         (vectorizable_load): Likewise.
4324         (vect_analyze_stmt): Don't check for strided powers of two here.
4325
4326 2011-04-14  Richard Guenther  <rguenther@suse.de>
4327
4328         PR tree-optimization/48590
4329         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4330         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4331         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4332         BUILT_IN_STACK_SAVE.
4333         * tree-ssa-dce.c (propagate_necessity): Handle
4334         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4335
4336 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4337
4338         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4339         objc_declare_class.
4340
4341 2011-04-14  Richard Guenther  <rguenther@suse.de>
4342
4343         * tree.h (get_object_alignment_1): Declare.
4344         * builtins.c (get_object_alignment_1): Split out worker from ...
4345         (get_object_alignment): ... here.
4346         * fold-const.c (get_pointer_modulus_and_residue): Use
4347         get_object_alignment_1.
4348
4349 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4350
4351         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4352         type parameter.
4353         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4354         parameter.  Generalise code to handle arrays as well as vectors.
4355         (vect_setup_realignment): Update accordingly.
4356         * tree-vect-stmts.c (vectorizable_store): Likewise.
4357         (vectorizable_load): Likewise.
4358
4359 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4360
4361         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4362         within the per-copy loop.
4363
4364 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4365
4366         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4367         in the dump file.
4368
4369 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4370
4371         * doc/options.texi (Negative): Explicitly mention that the
4372         Negative chain must be circular.
4373
4374 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4375
4376         * function.h (block_chainon): Declare.
4377         * function.c (block_chainon): Define.
4378
4379 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4380             Eric Weddington  <eric.weddington@atmel.com>
4381             Georg-Johann Lay  <avr@gjlay.de>
4382
4383         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4384         New Includes
4385         (avr_init_builtins, avr_expand_builtin,
4386         avr_expand_delay_cycles, avr_expand_unop_builtin,
4387         avr_expand_binop_builtin ): New functions.
4388         (avr_builtin_id): New enum
4389         (struct avr_builtin_description): New struct
4390         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4391         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4392
4393         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4394         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4395         UNSPECV_DELAY_CYCLES): new enumeration values
4396         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4397         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4398         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4399         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4400         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4401         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4402         "fmulsu"): New insns
4403
4404         * config/avr/avr-c.c: fix line endings
4405         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4406         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4407         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4408         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4409         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4410
4411         * doc/extend.texi (AVR Built-in Functions): New node
4412         (Target Builtins): Add documentation of AVR
4413         built-in functions.
4414
4415 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4416
4417         PR target/44643
4418         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4419         alone. Error if non-const data has attribute progmem.
4420
4421 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4422
4423         * tree.h (struct tree_constructor): Include tree_typed instead of
4424         tree_common.
4425         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4426         TS_TYPED instead of TS_COMMON.
4427
4428 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4429
4430         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4431         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4432         (sse2_psadbw): Merge with *avx_psadbw.
4433         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4434         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4435         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4436         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4437         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4438         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4439         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4440         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4441         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4442         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4443         (ssse3_palignrti): Merge with *avx_palignrti.
4444
4445 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4446
4447         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4448         * tree-ssanames.c (fini_ssanames): VEC_free it.
4449         (make_ssa_name_fn): Update for VECness of free_ssanames.
4450         (release_ssa_name, release_dead_ssa_names): Likewise.
4451         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4452         tree_common.
4453         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4454         TS_TYPED instead of TS_COMMON.
4455
4456 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4457
4458         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4459         statistics_counter_event.
4460         * tree-ssa-copyrename.c (stats): Define.
4461         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4462         statistics_counter_event.
4463         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4464         (bswap_stats, widen_mul_stats): Define.
4465         (insert_reciprocals): Increment rdivs_inserted.
4466         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4467         rfuncs_inserted.  Add calls to statistics_counter_event.
4468         (execute_cse_sincos_1): Increment inserted.
4469         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4470         statistics_counter_event.
4471         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4472         of bswap_stats.  Add calls to statistics_counter_event.
4473         (convert_mult_to_widen): Increment widen_mults_inserted.
4474         (convert_plusminus_to_widen): Increment maccs_inserted.
4475         (convert_mult_to_fma): Increment fmas_inserted.
4476         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4477         calls to statistics_counter_event.
4478
4479 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4480
4481         PR rtl-optimization/48455
4482         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4483         `temp_costs->mem_cost'.
4484
4485 2011-04-13  Jan Hubicka  <jh@suse.cz>
4486
4487         * ipa-inline.h: New file.
4488         * ipa-inline-analysis.c: New file. Broken out of ...
4489         * ipa-inline.c: ... this file; update toplevel comment;
4490         include ipa-inline.h
4491         (inline_summary): Move to ipa-inline.h
4492         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4493         ipa-inline-analysis.c.
4494         (cgraph_estimate_time_after_inlining): Rename to
4495         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4496         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4497         to estimate_edge_growth.
4498         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4499         rename to estimate_size_after_inlining.
4500         (cgraph_mark_inline_edge): Update for new naming convention.
4501         (cgraph_check_inline_limits): Likewise.
4502         (cgraph_edge_badness): Likewise.
4503         (cgraph_decide_recursive_inlining): Likewise.
4504         (cgraph_decide_inlining_of_small_functions): Likewise.
4505         (cgraph_decide_inlining_incrementally): Likewise.
4506         (cgraph_estimate_growth): Rename to estimate_growth; move to
4507         ipa-inline-analysis.c.
4508         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4509         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4510         (compute_inline_parameters): Likewise.
4511         (compute_inline_parameters_for_current): Likewise.
4512         (pass_inline_parameters): Likewise.
4513         (inline_indirect_intraprocedural_analysis): Likewise.
4514         (analyze_function): Rename to inline_analyze_function; likewise.
4515         (add_new_function): Move to ipa-inline-analysis.c.
4516         (inline_generate_summary): Likewise.
4517         (inline_read_summary): Likewise.
4518         (inline_write_summary): Likewise.
4519         * Makefile.in (ipa-inline-analysis.c): New file.
4520
4521 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4522
4523         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4524         * configure: Regenerate.
4525
4526 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4527
4528         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4529         instead of tree_common.
4530         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4531         Likewise.
4532         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4533         TS_TYPED rather than TS_COMMON.
4534         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4535
4536 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4537
4538         PR target/45263
4539         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4540         r20 around calls of __tablejump_elpm__
4541
4542 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4543
4544         PR middle-end/48591
4545         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4546         NULL.
4547         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4548
4549 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4550
4551         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4552         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4553         (cfi_vec): New typedef.
4554         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4555         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4556         (cie_cfi_vec): New static variable.
4557         (cie_cfi_head): Delete.
4558         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4559         declaration changed. Use vector rather than list operations.
4560         (new_cfi): Don't initialize the dw_cfi_next field.
4561         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4562         rather than list operations.
4563         (lookup_cfa): Use vector rather than list operations.
4564         (output_cfis): New argument upto. Accept a cfi_vec rather than
4565         a dw_cfi_ref list head as argument. All callers changed.
4566         Iterate over the vector using upto as a maximum index.
4567         (output_all_cfis): New static function.
4568         (output_fde): Use vector rather than list operations. Use the
4569         new upto argument for output_cfis rather than manipulating a
4570         list.
4571         (dwarf2out_begin_prologue): Change initializations to match
4572         new struct members.
4573         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4574         from the vector length rather than searching for the end of a list.
4575         Use output_all_cfis.
4576         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4577
4578 2011-04-13  Nick Clifton  <nickc@redhat.com>
4579
4580         * config/rx/rx.md (movmemsi): Do not use this pattern when
4581         volatile pointers are involved.
4582
4583 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4584
4585         * config/i386/sse.md (pinsrbits): Remove.
4586         (sse2_packsswb): Merge with *avx_packsswb.
4587         (sse2_packssdw): Merge with *avx_packssdw.
4588         (sse2_packuswb): Merge with *avx_packuswb.
4589         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4590         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4591         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4592         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4593         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4594         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4595         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4596         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4597         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4598         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4599         (sse2_loadld): Merge with *avx_loadld.
4600         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4601         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4602         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4603         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4604         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4605
4606 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4607
4608         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4609         calling TREE_CHAIN.
4610         * print-tree.c (print_node): Likewise.
4611         * tree-inline.c (copy_tree_r): Likewise.
4612         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4613         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4614         instead of TS_COMMON.
4615         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4616         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4617         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4618         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4619         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4620         ...and these...
4621         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4622         * tree.h: ...here.
4623         (TREE_CHAIN): Check for a TS_COMMON structure.
4624         (TREE_TYPE): Check for a TS_TYPED structure.
4625
4626 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
4627
4628         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4629         cgraph_get_create_node instead of cgraph_node.
4630
4631 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4632
4633         * c-parser.c (c_parser_initelt): Updated call to
4634         objc_build_message_expr.
4635         (c_parser_postfix_expression): Likewise.
4636
4637 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4638
4639         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4640         MASK_MS_BITFIELD_LAYOUT bit.
4641
4642 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4643
4644         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4645         assert it is always true.
4646         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4647         moves.
4648
4649 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4650
4651         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4652         compiling Objective-C to be more efficient.
4653
4654 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4655
4656         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4657         argv_copied.
4658
4659 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4660
4661         * recog.h, genoutput.c, optabs.c: Revert last patch.
4662
4663 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4664
4665         PR target/48090
4666         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4667
4668 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4669
4670         * recog.h (insn_operand_data): Add an "allows_mem" field.
4671         * genoutput.c (output_operand_data): Initialize it.
4672         * optabs.c (maybe_legitimize_operand_same_code): New function.
4673         (maybe_legitimize_operand): Use it when matching the original
4674         op->value.
4675
4676 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4677
4678         * genpreds.c (process_define_predicate): Move most processing
4679         to gensupport.c.  Continue to validate the expression.
4680         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
4681         (process_define_predicate): Move processing to gensupport.c.
4682         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
4683         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
4684         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
4685         argument.
4686         (valid_predicate_name_p): New function, split out from old
4687         genpreds.c:process_define_predicate.
4688         (process_define_predicate): New function, combining code from
4689         old genpreds.c and genrecog.c functions.
4690         (process_rtx): Call it for DEFINE_PREDICATE and
4691         DEFINE_SPECIAL_PREDICATE.
4692
4693 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4694
4695         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
4696         size of a '%A' memory reference.
4697         (T_DREG, T_QREG): New neon_builtin_type_bits.
4698         (arm_init_neon_builtins): Assert that the load and store operands
4699         are neon_struct_operands.
4700         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
4701         (NEON_ARG_MEMORY): New builtin_arg.
4702         (neon_dereference_pointer): New function.
4703         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
4704         Handle NEON_ARG_MEMORY.
4705         (arm_expand_neon_builtin): Update after above interface changes.
4706         Use NEON_ARG_MEMORY for loads and stores.
4707         * config/arm/predicates.md (neon_struct_operand): New predicate.
4708         * config/arm/iterators.md (V_two_elem): Tweak formatting.
4709         (V_three_elem): Use BLKmode for accesses that have no associated mode.
4710         (V_four_elem): Tweak formatting.
4711         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
4712         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
4713         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
4714         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
4715         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
4716         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
4717         (neon_vst4<mode>): Replace pointer operand with a memory operand.
4718         Use %A in the output template.
4719         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
4720         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
4721         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
4722         the width of the memory access.  Remove post-increment.
4723         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
4724
4725 2011-04-12  Nick Clifton  <nickc@redhat.com>
4726
4727         * config/v850/v850.c (expand_prologue): Do not use the CALLT
4728         instruction for interrupt handlers if the target is the basic V850
4729         architecture.
4730         (expand_epilogue): Likewise.
4731
4732 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4733
4734         PR rtl-optimization/48549
4735         * combine.c (propagate_for_debug): Also stop after BB_END of
4736         this_basic_block.  Process LAST and just stop processing after it.
4737         (combine_instructions): If last_combined_insn has been deleted,
4738         set last_combined_insn to its PREV_INSN.
4739
4740 2011-04-12  Richard Guenther  <rguenther@suse.de>
4741
4742         PR tree-optimization/46076
4743         * gimple.h (struct gimple_statement_call): Add fntype field.
4744         (gimple_call_fntype): Adjust.
4745         (gimple_call_set_fntype): New function.
4746         * gimple.c (gimple_build_call_1): Set the call function type.
4747         * gimplify.c (gimplify_call_expr): Preserve the function
4748         type the frontend used for the call.
4749         (gimplify_modify_expr): Likewise.
4750         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
4751         function type.
4752         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
4753         function type.
4754         * tree-ssa.c (useless_type_conversion_p): Function pointer
4755         conversions are useless.
4756
4757 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4758
4759         * cgraph.h (cgraph_node): Remove function declaration.
4760         (cgraph_create_node): Declare.
4761         (cgraph_get_create_node): Likewise.
4762         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
4763         Updated all callers.
4764         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
4765         the decl does not already exist.  Call cgraph_get_create_node instead
4766         of cgraph_node.
4767         (cgraph_get_create_node): New function.
4768         (cgraph_same_body_alias): Update comment.
4769         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
4770         assert it does not return NULL.
4771         (cgraph_update_edges_for_call_stmt): Likewise.
4772         (cgraph_clone_edge): Likewise.
4773         (cgraph_create_virtual_clone): Likewise.
4774         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4775         instead of cgraph_node.
4776         (cgraph_add_new_function): Call cgraph_create_node or
4777         cgraph_get_create_node instead of cgraph_node.
4778         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4779         instead of cgraph_node.
4780         (record_eh_tables): Likewise.
4781         (mark_address): Likewise.
4782         (mark_load): Likewise.
4783         (build_cgraph_edges): Call cgraph_get_create_node instead
4784         of cgraph_node.
4785         (rebuild_cgraph_edges): Likewise.
4786         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4787         instead of cgraph_node.
4788         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4789         cgraph_node.
4790         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4791         cgraph_create_node instead of cgraph_node.
4792         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4793         of cgraph_node.
4794         * lto-cgraph.c (input_node): Likewise.
4795         * lto-streamer-in.c (input_function): Likewise.
4796         * varasm.c (mark_decl_referenced): Likewise.
4797         (assemble_alias): Likewise.
4798
4799 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4800
4801         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4802         instead of cgraph_node and assert it does not return NULL.
4803         * lto-streamer-in.c (lto_read_body): Likewise.
4804         * omp-low.c (new_omp_context): Likewise.
4805         (create_task_copyfn): Likewise.
4806         * tree-emutls.c (lower_emutls_function_body): Likewise.
4807         * matrix-reorg.c (transform_allocation_sites): Likewise.
4808
4809 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4810
4811         PR c/48552
4812         * c-typeck.c (build_asm_expr): Error out on attempts to use
4813         void type outputs or inputs for constraints that allow reg or
4814         don't allow memory.
4815
4816 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4817             Richard Earnshaw  <rearnsha@arm.com>
4818
4819         PR target/48250
4820         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4821         to use sign-magnitude offsets. Reject unsupported unaligned
4822         cases. Add detailed description in comments.
4823         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4824         condition from TARGET_32BIT to TARGET_ARM.
4825
4826 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4827
4828         * tree.h (struct typed_tree): New.
4829         (struct tree_common): Include it instead of tree_base.
4830         (TREE_TYPE): Update for new location of type field.
4831         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4832         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4833         (union tree_node): Add typed field.
4834         * treestruct.def (TS_TYPED): New.
4835         * lto-streamer.c (check_handled_ts_structures): Handle it.
4836         * tree.c (MARK_TS_TYPED): New macro.
4837         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4838
4839 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4840
4841         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4842         (force_nonfallthru): Do not alter the loop nest if no basic block
4843         was created.
4844
4845 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4846
4847         * config/i386/sse.md (VI): New mode iterator.
4848         (SSEMODEI): Remove.
4849         (AVX256MODEI): Ditto.
4850         (AVXMODEF4P): Ditto.
4851         (avxvecpsmode): Ditto.
4852         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4853         (sse2_andnot<mode>3): New expander.
4854         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4855         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4856         (<any_logic:code><mode>3): Use VI mode iterator.
4857         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4858         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
4859         (*andnottf3): Handle AVX three-operand constraints.
4860         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
4861
4862 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4863             Robert Millan  <rmh@gnu.org>
4864
4865         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
4866         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
4867         GNU_USER_DYNAMIC_LINKER64): Define.
4868         (REG_NAME): Don't undefine.
4869         (MD_UNWIND_SUPPORT): Undefine.
4870         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
4871         (REG_NAME): Don't undefine.
4872         (MD_UNWIND_SUPPORT): Undefine.
4873         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
4874
4875 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4876
4877         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
4878         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
4879
4880 2011-04-11  Xinliang David Li  <davidxl@google.com>
4881
4882         * value-profile.c (check_ic_target): New function.
4883         (gimple_ic_transform): Sanity check indirect call target.
4884         * gimple-low.c (gimple_check_call_args): Interface change.
4885         (gimple_check_call_matching_types): New function.
4886         * tree-inline.c (tree_can_inline_p): Call new function.
4887
4888 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
4889
4890         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
4891         tree-pretty-print.h & realmpfr.h.
4892
4893 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
4894
4895         PR middle-end/48464
4896         * ira.c (setup_pressure_classes): Fix typo in loop condition.
4897         (setup_allocno_and_important_classes): Ditto.
4898
4899 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4900
4901         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
4902         GNU_USER_DYNAMIC_LINKER.
4903         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
4904         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4905         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
4906         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4907         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4908         GNU_USER_TARGET_OS_CPP_BUILTINS.
4909         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
4910         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4911         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4912         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4913         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
4914         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4915         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4916         GNU_USER_TARGET_OS_CPP_BUILTINS.
4917         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4918         GNU_USER_DYNAMIC_LINKER.
4919         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4920         GNU_USER_TARGET_OS_CPP_BUILTINS.
4921         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
4922         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4923         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
4924         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4925         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
4926         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
4927         GNU_USER_DYNAMIC_LINKER64): Remove.
4928         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
4929         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4930         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4931         GNU_USER_DYNAMIC_LINKER.
4932         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4933         GNU_USER_TARGET_OS_CPP_BUILTINS.
4934         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4935         GNU_USER_TARGET_OS_CPP_BUILTINS.
4936         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
4937         to GNU_USER_TARGET_OS_CPP_BUILTINS.
4938         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4939         GNU_USER_TARGET_OS_CPP_BUILTINS.
4940         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
4941         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
4942         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4943         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
4944         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4945         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4946         GNU_USER_DYNAMIC_LINKER.
4947         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4948         GNU_USER_TARGET_OS_CPP_BUILTINS.
4949         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
4950         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4951         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4952         GNU_USER_DYNAMIC_LINKER.
4953         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4954         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4955         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
4956         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4957         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4958         GNU_USER_DYNAMIC_LINKER.
4959         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
4960         GNU_USER_DYNAMIC_LINKERN32.
4961         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
4962         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
4963         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
4964         GNU_USER_DYNAMIC_LINKER32.
4965         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
4966         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4967         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4968         GNU_USER_DYNAMIC_LINKER.
4969         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4970         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4971         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
4972         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4973         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4974         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
4975         GNU_USER_DYNAMIC_LINKER32.
4976         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4977         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
4978         GNU_USER_DYNAMIC_LINKER.
4979         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
4980         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4981         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4982         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
4983         GNU_USER_DYNAMIC_LINKER64.
4984         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
4985         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4986         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4987         GNU_USER_DYNAMIC_LINKER.
4988         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
4989         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4990         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4991         GNU_USER_DYNAMIC_LINKER.
4992         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
4993         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4994         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4995         GNU_USER_DYNAMIC_LINKER32.
4996         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4997         GNU_USER_DYNAMIC_LINKER64.
4998         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4999         GNU_USER_DYNAMIC_LINKER64.
5000         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
5001         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5002         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
5003         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5004         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5005
5006 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5007
5008         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
5009         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
5010         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
5011         GNU_USER_DYNAMIC_LINKER.
5012         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5013         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
5014         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
5015         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
5016         GNU_USER_DYNAMIC_LINKER64.
5017         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5018         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
5019         GNU_USER_LINK_EMULATION.
5020         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
5021         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
5022         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
5023         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
5024         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
5025         CPP_SPEC, CC1_SPEC): Remove.
5026         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
5027         (GNU_USER_DYNAMIC_LINKER): Define.
5028         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
5029         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
5030         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
5031         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
5032         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
5033         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
5034         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5035         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
5036         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
5037         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
5038         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
5039         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
5040         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
5041         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
5042         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
5043         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5044         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5045         GNU_USER_DYNAMIC_LINKER.
5046         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5047         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5048         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5049         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5050         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5051         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5052         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
5053         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
5054         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
5055         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
5056
5057 2011-04-11  Kai Tietz  <ktietz@redhat.com>
5058
5059         PR target/9601
5060         PR target/11772
5061         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
5062         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
5063         comment.
5064         (ix86_is_msabi_thiscall): Removed.
5065         (ix86_is_type_thiscall): Likewise.
5066         (ix86_get_callcvt): New function.
5067         (ix86_comp_type_attributes): Simplify check.
5068         (ix86_function_regparm): Use ix86_get_callcvt for calling
5069         convention attribute checks.
5070         (ix86_return_pops_args): Likewise.
5071         (ix86_static_chain): Likewise.
5072         (x86_this_parameter): Likewise.
5073         (x86_output_mi_thunk): Likewise.
5074         (ix86_function_type_abi): Optimize check for types without attributes.
5075         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
5076         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
5077         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
5078         by flag-values.
5079         (IX86_BASE_CALLCVT): Helper macro.
5080         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
5081         Use ix86_get_callcvt for calling convention attribute checks and avoid
5082         symbol-decoration for stdcall in TARGET_RTD case.
5083         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5084         Likewise.
5085         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
5086         for declaration.
5087
5088 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5089
5090         * config/i386/sse.md (VI_128): New mode iterator.
5091         (VI12_128): Rename from SSEMODE12.
5092         (VI14_128): Rename from SSEMODE14.
5093         (VI124_128): New mode iterator.
5094         (VI24_128): Rename from SSEMODE248.
5095         (VI248_128): Rename from SSEMODE248.
5096         (SSEMODE124C8): Remove.
5097         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5098         (*sse2_<plusminus_insn><mode>3): Merge with
5099         *avx_<plusminus_insn><mode>3.
5100         (*mulv8hi3): Merge with *avx_mulv8hi3.
5101         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
5102         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
5103         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
5104         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
5105         (ashr<mode>3): Merge with *avx_ashr<mode>3.
5106         (lshr<mode>3): Merge with *avx_lshr<mode>3.
5107         (ashl<mode>3): Merge with *avx_ashl<mode>3.
5108         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
5109         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
5110         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5111         (*<smaxmin:code>v8hi3): Ditto.
5112         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
5113         (*<smaxmin:code>v16qi3): Ditto.
5114         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
5115         (*sse2_eq<mode>3): Ditto.
5116         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
5117         (*sse2_gt<mode>3): Ditto.
5118         (vcondv2di): Split out of vcond<mode>.
5119         (vconduv2di): Split out of vcondu<mode>.
5120
5121 2011-04-11  Richard Guenther  <rguenther@suse.de>
5122
5123         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
5124         before calling tree_low_cst.
5125
5126 2011-04-11  Richard Guenther  <rguenther@suse.de>
5127
5128         * stor-layout.c (layout_type): Compute all array index size operations
5129         in the original type.
5130         (initialize_sizetypes): Add comment.
5131         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
5132
5133 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5134
5135         * common.opt (Tbss=, Tdata=, Ttext=): New options.
5136
5137 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5138
5139         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
5140         of cgraph_node, handle NULL return value.
5141         (cgraph_global_info): Likewise.
5142         (cgraph_rtl_info): Likewise.
5143         * tree-inline.c (estimate_num_insns): Likewise.
5144         * gimplify.c (unshare_body): Likewise.
5145         (unvisit_body): Likewise.
5146         (gimplify_body): Likewise.
5147         * predict.c (optimize_function_for_size_p): Likewise.
5148         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
5149         (call_may_clobber_ref_p_1): Likewise.
5150         * varasm.c (function_section_1): Likewise.
5151         (assemble_start_function): Likewise.
5152
5153 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5154
5155         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
5156         of cgraph_node.
5157         * final.c (rest_of_clean_state): Likewise.
5158         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
5159         * passes.c (pass_init_dump_file): Likewise.
5160         (execute_all_ipa_transforms): Likewise.
5161         (function_called_by_processed_nodes_p): Likewise.
5162         * predict.c (maybe_hot_frequency_p): Likewise.
5163         (probably_never_executed_bb_p): Likewise.
5164         (compute_function_frequency): Likewise.
5165         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
5166         (unnest_nesting_tree_1): Likewise.
5167         (lower_nested_functions): Likewise.
5168         * tree-optimize.c (execute_fixup_cfg): Likewise.
5169         (tree_rest_of_compilation): Likewise.
5170         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
5171         * tree-sra.c (ipa_early_sra): Likewise.
5172         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
5173         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
5174         * ipa.c (record_cdtor_fn): Likewise.
5175         * ipa-inline.c (cgraph_early_inlining): Likewise.
5176         (compute_inline_parameters_for_current): Likewise.
5177         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
5178         * ipa-pure-const.c (local_pure_const): Likewise.
5179         * ipa-split.c (split_function): Likewise.
5180         (execute_split_functions): Likewise.
5181         * cgraphbuild.c (build_cgraph_edges): Likewise.
5182         (rebuild_cgraph_edges): Likewise.
5183         (cgraph_rebuild_references): Likewise.
5184         (remove_cgraph_callee_edges): Likewise.
5185         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
5186         (verify_cgraph_node): Likewise.
5187         (cgraph_analyze_functions): Likewise.
5188         (cgraph_preserve_function_body_p): Likewise.
5189         (save_inline_function_body): Likewise.
5190         (save_inline_function_body): Likewise.
5191         * tree-inline.c (copy_bb): Likewise.
5192         (optimize_inline_calls): Likewise.
5193
5194 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5195
5196         PR tree-optimization/48195
5197         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
5198         ipa_check_create_edge_args.
5199         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
5200         ipa_check_create_edge_args.
5201         * ipa-inline.c (inline_generate_summary): Do not call
5202         ipa_check_create_node_params and ipa_check_create_edge_args.
5203         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
5204         ipa_check_create_edge_args.
5205
5206 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
5207
5208         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
5209         instead of loop.
5210         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5211         * function.c (record_hard_reg_sets): Likewise.
5212         * ira.c (compute_regs_asm_clobbered): Likewise.
5213         * sched-deps.c (sched_analyze_1): Likewise.
5214         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
5215
5216 2011-04-09  Xinliang David Li  <davidxl@google.com>
5217
5218         PR tree-optimization/PR48484
5219         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
5220         has_valid_pred lazily
5221
5222 2011-04-09  Duncan Sands  <baldrick@free.fr>
5223
5224         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5225
5226 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5227
5228         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5229         cost of I0 to zero at the end, if any.
5230
5231 2011-04-08  Xinliang David Li  <davidxl@google.com>
5232
5233         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5234         to insane profile data.
5235
5236 2011-04-08  Xinliang David Li  <davidxl@google.com>
5237
5238         * ipa-cp.c (ipcp_update_profiling): Correct
5239          negative scale factor due to insane profile data.
5240
5241 2011-04-08  Xinliang David Li  <davidxl@google.com>
5242
5243         * final.c (dump_basic_block_info): New function.
5244         (final): Dump basic block.
5245         (final_scan_insn): Remove old dump.
5246
5247 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5248
5249         PR target/47829
5250         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5251         crtbegin/crtend.
5252
5253 2011-04-08  Michael Matz  <matz@suse.de>
5254
5255         PR middle-end/48389
5256         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5257         functions.
5258         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5259         * rtl.h (rebuild_jump_labels_chain): Declare.
5260         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5261         insns inserted on edges.
5262
5263 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5264
5265         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5266         * config/arm/arm-arches.def: New.
5267         * config/arm/arm-opts.h: New.
5268         * config/arm/genopt.sh: New.
5269         * config/arm/arm-tables.opt: New (generated).
5270         * config/arm/arm.c (arm_handle_option, arm_target_help,
5271         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5272         (all_architectures): Get most table contents from arm-arches.def.
5273         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5274         arm_selected_tune here.
5275         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5276         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5277         (march=, mcpu=, mtune=): Use Enum and Var.
5278         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5279         (arm.o): Update dependencies.
5280
5281 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5282
5283         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5284         of header_file.
5285         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5286         (write_typed_alloc_defns): Likewise.
5287         (main): Calls write_typed_alloc_defns with output_header.
5288
5289 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5290
5291         PR inline-asm/48435
5292         * ira-color.c (setup_profitable_hard_regs): Add comments.
5293         Don't take prohibited hard regs into account.
5294         (setup_conflict_profitable_regs): Rename to
5295         get_conflict_profitable_regs.
5296         (check_hard_reg_p): Check prohibited hard regs.
5297
5298 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5299
5300         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5301         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5302         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5303
5304 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5305
5306         PR target/48366
5307         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5308         move from floating point to shift amount register.
5309         (emit_move_sequence): Remove secondary reload support for floating
5310         point to shift amount amount register copies.
5311         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5312         amount register copies.
5313         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5314         register, return false if mode isn't a scalar integer mode.
5315         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5316
5317 2011-04-08  Richard Guenther  <rguenther@suse.de>
5318
5319         * gimple.c (gimple_call_flags): Remove kludge.
5320
5321 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5322
5323         * sel-sched.c (sel_region_init): Move call to
5324         sel_setup_region_sched_flags after setup_current_loop_nest.
5325
5326 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5327
5328         PR rtl-optimization/48272
5329         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5330         init_insn_reg_pressure_info.  Adjust a caller.
5331         * sched-int.h (init_insn_reg_pressure_info): Declare.
5332         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5333         when sched-pressure is enabled.
5334
5335 2011-04-08  Richard Guenther  <rguenther@suse.de>
5336
5337         * gimple.c (gimple_set_modified): Do not queue calls to
5338         MODIFIED_NORETURN_CALLS here ...
5339         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5340
5341 2011-04-08  Richard Guenther  <rguenther@suse.de>
5342
5343         PR lto/48467
5344         * toplev.c (lang_dependent_init): Do not open asm_out_file
5345         in WPA mode, nor perform debug machinery initialization.
5346         (finalize): Do not unlink asm_out_file in WPA mode.
5347
5348 2011-04-08  Richard Guenther  <rguenther@suse.de>
5349
5350         * gimple.h (gimple_call_fntype): New function.
5351         (gimple_call_return_type): Use it.
5352         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5353         * gimple-low.c (gimple_check_call_args): Likewise.
5354         * gimple.c (gimple_call_flags): Likewise.
5355         (gimple_call_arg_flags): Likewise.
5356         (gimple_call_return_flags): Likewise.
5357         * tree-cfg.c (verify_gimple_call): Likewise.
5358         (do_warn_unused_result): Likewise.
5359         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5360         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5361
5362 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5363
5364         PR rtl-optimization/48235
5365         * sel-sched.c (code_motion_process_successors): Recompute the last
5366         insn in basic block if control flow changed.
5367         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5368         Update condition for ilist_remove.
5369
5370 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5371
5372         PR rtl-optimization/48302
5373         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5374         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5375         it to record added preheader blocks.
5376         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5377         on to sel_add_loop_preheaders.
5378         (sel_region_init): Move call to setup_current_loop_nest after
5379         sel_init_bbs.
5380
5381 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5382
5383         PR target/48273
5384         * cfgloop.h (loop_has_exit_edges): New helper.
5385         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5386         non-clonable.
5387         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5388         that have no exit edges.
5389
5390 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5391
5392         PR rtl-optimization/48442
5393         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5394         all callers.  Adjust assert.
5395
5396 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5397
5398         PR tree-optimization/48377
5399         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5400         is_packed to true even for types with smaller TYPE_ALIGN than
5401         TYPE_SIZE.
5402
5403 2011-04-08  Richard Guenther  <rguenther@suse.de>
5404
5405         PR bootstrap/48513
5406         * doc/tm.texi: Re-generate.
5407
5408 2011-04-08  Wei Guozhi  <carrot@google.com>
5409
5410         PR target/47855
5411         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5412         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5413         * config/arm/arm.md (*push_multi): Change the length computation to
5414         call a C function.
5415
5416 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5417
5418         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5419         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5420         * doc/tm.texi: Regenerate.
5421         * system.h (ASM_OUTPUT_BSS): Poison.
5422         * varasm.c (asm_output_bss): Remove function.
5423         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5424
5425         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5426         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5427         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5428         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5429         Likewise.
5430         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5431         Likewise.
5432         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5433         Likewise.
5434         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5435
5436 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5437
5438         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5439         EnumValue lines.
5440
5441 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5442
5443         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5444         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5445         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5446         OPT_mcpu32.
5447         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5448         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5449         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5450         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5451         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5452         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5453         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5454         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5455         options.  Don't map other m68k options manually.  Don't handle
5456         old-style options as canonical.
5457         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5458         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5459
5460 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5461
5462         * basic-block.h (force_nonfallthru): Move to...
5463         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5464         (force_nonfallthru): ...here.
5465         * cfghooks.c (force_nonfallthru): New function.
5466         * cfgrtl.c (force_nonfallthru): Rename into...
5467         (rtl_force_nonfallthru): ...this.
5468         (commit_one_edge_insertion): Do not set AUX field.
5469         (commit_edge_insertions): Do not discover new basic blocks.
5470         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5471         (cfg_layout_rtl_cfg_hooks): Likewise.
5472         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5473         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5474         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5475
5476 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5477
5478         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5479         Remove macros.
5480
5481 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5482
5483         * config/i386/sse.md: Update copyright year.
5484         (avxcvtvecmode): Remove.
5485         (sse_movhlps): Merge with *avx_movhlps.
5486         (sse_movlhps): Merge with *avx_movlhps.
5487         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5488         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5489         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5490         (sse_loadhps): Merge with *avx_loadhps.
5491         (sse_storelps): Merge with *avx_storelps.
5492         (sse_loadlps): Merge with *avx_loadlps.
5493         (sse_movss): Merge with *avx_movss.
5494         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5495         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5496         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5497         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5498         (vec_set<mode>_0): Ditto.
5499         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5500         (sse4_1_insertps): Merge with *avx_insertps.
5501         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5502         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5503         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5504         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5505         (sse2_storehpd): Merge with *avx_storehpd.
5506         (sse2_loadhpd): Merge with *avx_loadhpd.
5507         (sse2_loadlpd): Merge with *avx_loadlpd.
5508         (sse2_movsd): Merge with *avx_movsd.
5509         (*vec_concatv2df): Merge with *vec_concatv2df.
5510
5511 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5512
5513         PR debug/48343
5514         * combine.c (combine_instructions): Add last_combined_insn,
5515         update it if insn is after it, pass it to all try_combine calls.
5516         (try_combine): Add last_combined_insn parameter, pass it instead of
5517         i3 to propagate_for_debug.
5518
5519 2011-04-07  Nick Clifton  <nickc@redhat.com>
5520
5521         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5522         to handle MDR <-> data register transfers.
5523         (movhi_internal): Likewise.
5524
5525 2011-04-07  Alan Modra  <amodra@gmail.com>
5526
5527         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5528         previous stack info.
5529
5530 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5531
5532         PR target/43920
5533         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5534         flow_find_cross_jump.  Swap variables to implement backward replacement.
5535         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5536
5537 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5538
5539         PR target/43920
5540         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5541         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5542         and bb2.
5543         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5544         src1 or src2.  Redirect edges to the last basic block.  Update
5545         frequency and count on multiple basic blocks in case of fallthru.
5546
5547 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5548
5549         PR target/43920
5550         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5551         function.
5552         (old_insns_match_p): Change return type.  Replace return false/true
5553         with return dir_none/dir_both.  Use can_replace_by.
5554         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5555         direction from dir_p.  Register replacement direction in dir, last_dir
5556         and afterlast_dir.  Handle new return type of old_insns_match_p using
5557         merge_dir.  Return replacement direction in dir_p.
5558         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5559         return type of old_insns_match_p.
5560         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5561         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5562         flow_find_cross_jump.
5563         * basic-block.h (enum replace_direction): New type.
5564         (flow_find_cross_jump): Add parameter to declaration.
5565
5566 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5567
5568         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5569         (AVXMODEDCVTPS2DQ): Ditto.
5570         (VEC_FLOAT_MODE): Ditto.
5571         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5572         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5573         (<any_logic:code><mode>3): Use VF mode iterator.
5574         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5575         Use VF mode iterator.
5576         (copysign<mode>3): Use VF mode iterator.
5577         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5578         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5579         (*<any_logic:code><MODEF:mode>3): Merge with
5580         *avx_<any_logic:code><MODEF:mode>3.
5581         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5582         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5583         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5584         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5585         (sse2_cvtdq2ps): Use %v modifier.
5586         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5587         (avx_cvtps2dq<avxmodesuffix>): Remove.
5588         (sse2_cvtps2dq): Use %v modifier.
5589         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5590         (avx_cvttps2dq<avxmodesuffix>): Remove.
5591         (sse2_cvttps2dq): Use %v modifier.
5592         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5593         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5594         (sse2_cvtsd2siq): Fix insn template.
5595         (sse2_cvtsd2siq_2): Ditto.
5596         (sse2_cvttsd2siq): Ditto.
5597         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5598         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5599
5600 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5601
5602         * gcov-io.c: Use GCC Runtime Library Exception.
5603
5604 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5605
5606         PR debug/48466
5607         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5608         as base_reg whatever register reg has been eliminated to, instead
5609         of hardcoding STACK_POINTER_REGNUM.
5610
5611 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5612
5613         * doc/tm.texi.in: Document C target hooks as separate from general
5614         target hooks.
5615         * doc/tm.texi: Regenerate.
5616         * genhooks.c (struct hook_desc): Add docname field.
5617         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5618         docname field.
5619         (hook_array): Include c-target.def.
5620         (emit_documentation): Use docname field in output.
5621         (emit_init_macros): Take docname argument.  Only emit definitions
5622         for hooks matching docname.
5623         (main): Expect additional arguments in all cases.  Pass argument
5624         to emit_init_macros.
5625         * target.def: Move initial macro definitions and comments to
5626         target-hooks-macros.h.
5627         (gcc_targetcm): Move to c-family/c-target.def.
5628         * target.h (targetcm): Move declaration to c-family/c-target.h.
5629         * targhooks.c (default_handle_c_option): Move to
5630         c-family/c-opts.c.
5631         * targhooks.h (default_handle_c_option): Move declaration to
5632         c-family/c-common.h.
5633         * target-hooks-macros.h: New file.
5634         * config.gcc (target_has_targetcm): Define and use to add to
5635         c_target_objs and cxx_target_objs.
5636         * config/default-c.c: New file.
5637         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5638         of target.h and target-def.h.
5639         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5640         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5641         darwin_check_cfstring_format_arg): Make static.
5642         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5643         TARGET_STRING_OBJECT_REF_TYPE_P,
5644         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5645         * config/darwin-protos.h (darwin_objc_construct_string,
5646         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5647         declare.
5648         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5649         TARGET_STRING_OBJECT_REF_TYPE_P,
5650         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5651         * config/t-darwin (darwin-c.o): Update dependencies.
5652         * system.h (TARGET_HAS_TARGETCM): Poison.
5653         * Makefile.in (TARGET_H): Update.
5654         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5655         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5656         (default-c.o): New target.
5657         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5658         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5659         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5660         c-target.def.
5661         (build/genhooks.o): Update dependencies.
5662
5663 2011-04-06  Richard Guenther  <rguenther@suse.de>
5664
5665         * ipa-inline.c (enum inlining_mode): Remove.
5666         (cgraph_flatten): Use some other token.
5667         (cgraph_edge_early_inlinable_p): New function, split out from ...
5668         (cgraph_perform_always_inlining): New function, split out from ...
5669         (cgraph_decide_inlining_incrementally): ... here.
5670         (cgraph_mark_inline_edge): Adjust.
5671         (cgraph_early_inlining): Re-structure.
5672         (pass_early_inline): Require SSA form.
5673
5674 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
5675             Julian Brown  <julian@codesourcery.com>
5676             Mark Shinwell  <shinwell@codesourcery.com>
5677
5678         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
5679         LO_REGS only for Thumb-1.
5680         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
5681         be used in short instructions when optimising for size on Thumb-2.
5682
5683 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5684
5685         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
5686         associated with user returns to be preserved.
5687
5688 2011-04-06  Tristan Gingold  <gingold@adacore.com>
5689
5690         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
5691         symbol_queue_size, DBXOUT_DECR_NESTING,
5692         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
5693         if XCOFF_DEBUGGING_INFO.
5694
5695 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5696
5697         * config/i386/i386.md (attribute isa): New.
5698         (attribute enabled): New.
5699         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
5700         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
5701         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
5702         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
5703         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
5704         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5705         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
5706         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
5707
5708         * config/i386/sse.md (VF): New mode iterator.
5709         (VF1): Ditto.
5710         (VF2): Ditto.
5711         (VF_128): Ditto.
5712         (SSEMODEF4): Remove.
5713         (attribute sse): Handle V8SF and V4DF modes.
5714         (<absneg:code><mode>2): Use VF mode iterator.
5715         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
5716         mode iterator.
5717         (<plusminus_insn><mode>3): Use VF mode iterator.
5718         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5719         Use VF mode iterator.
5720         (<sse>_vm<plusminus_insn><mode>3): Merge with
5721         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
5722         (mul<mode>3): Use VF mode iterator.
5723         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
5724         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
5725         mode iterator.
5726         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
5727         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
5728         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
5729         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
5730         mode iterator.
5731         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
5732         Use VF1 mode iterator.
5733         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
5734         (sqrt<VF2:mode>2): New expander.
5735         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
5736         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
5737         and sqrtv2df2.  Use VF mode iterator.
5738         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
5739         mode iterator.
5740         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
5741         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
5742         Use VF1 mode iterator.
5743         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
5744         (<smaxmin:code><mode>3): Use VF mode iterator.
5745         (*<smaxmin:code><mode>3_finite): Merge with
5746         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
5747         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5748         (<sse>_vm<smaxmin:code><mode>2): Merge with
5749         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
5750         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
5751         mode iterator.
5752         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
5753         mode iterator.
5754         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
5755         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
5756         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
5757         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
5758         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
5759         VF mode iterator.
5760         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
5761         Use VF_128 mode iterator.
5762         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
5763         mode iterator.
5764         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
5765         VF_128 mode iterator.
5766         (vcond<mode>): Use VF mode iterator.
5767         * config/i386/predicates.md (sse_comparison_operator): Merge with
5768         avx_comparison_float_operator.  Do not declare as special_predicate.
5769         * config/i386/i386.c (struct builtin_description): Update for renamed
5770         compare patterns.
5771         (ix86_expand_args_builtin): Ditto.
5772         (ix86_expand_sse_compare_mask): Ditto.
5773
5774 2011-04-06  Richard Guenther  <rguenther@suse.de>
5775
5776         * tree-inline.c (estimate_num_insns): For calls simply account
5777         for all passed arguments and a used return value.
5778
5779 2011-04-06  Richard Guenther  <rguenther@suse.de>
5780
5781         PR tree-optimization/47663
5782         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5783         call_stmt_time fields.
5784         (cgraph_edge_inlinable_p): Declare.
5785         (cgraph_edge_recursive_p): New inline function.
5786         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5787         (cgraph_clone_edge): Copy it.
5788         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5789         Account for call stmt time.
5790         (cgraph_estimate_time_after_inlining): Take edge argument.
5791         (cgraph_estimate_edge_growth): Account call stmt size.
5792         (cgraph_estimate_size_after_inlining): Take edge argument.
5793         (cgraph_mark_inline_edge): Adjust.
5794         (cgraph_check_inline_limits): Likewise.
5795         (cgraph_recursive_inlining_p): Remove.
5796         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5797         (cgraph_decide_recursive_inlining): Take edge argument and
5798         adjust.
5799         (cgraph_decide_inlining_of_small_functions): Do not avoid
5800         diags for recursive inlining here.
5801         (cgraph_flatten): Adjust.
5802         (cgraph_decide_inlining_incrementally): Likewise.
5803         (estimate_function_body_sizes): Remove call cost handling.
5804         (compute_inline_parameters): Initialize caller edge call costs.
5805         (cgraph_estimate_edge_growth): New function.
5806         (cgraph_estimate_growth): Use it.
5807         (cgraph_edge_badness): Likewise.
5808         (cgraph_check_inline_limits): Take an edge argument.
5809         (cgraph_decide_inlining_of_small_functions): Adjust.
5810         (cgraph_decide_inlining): Likewise.
5811         * tree-inline.c (estimate_num_insns): Only account for call
5812         return value if it is used.
5813         (expand_call_inline): Avoid diagnostics on recursive inline
5814         functions here.
5815         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5816         (input_edge): Input edge call costs.
5817
5818 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5819
5820         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5821
5822 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5823
5824         * doc/invoke.texi (Spec Files): Fix typo.
5825
5826 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5827
5828         * profile.c (branch_prob): Move declaration of local variable.  Remove
5829         obsolete ??? comment.  Expand the location explicitly instead of using
5830         the LOCATION_FILE and LOCATION_LINE macros.
5831
5832 2011-04-06  Wei Guozhi  <carrot@google.com>
5833
5834         PR target/47855
5835         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5836         (arm_cond_branch): Likewise.
5837         (arm_cond_branch_reversed): Likewise.
5838         (arm_jump): Likewise.
5839         (push_multi): Likewise.
5840         * config/arm/constraints.md (Py): New constraint.
5841
5842 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5843
5844         PR bootstrap/48471
5845         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5846         Move these...
5847         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5848         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5849         #ifdef DBX_DEBUGGING_INFO.
5850
5851 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5852
5853         PR bootstrap/48403
5854         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5855         if old and new states differ.
5856
5857 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5858
5859         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
5860         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
5861         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5862         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
5863         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
5864         mcfv4e): Use Alias.
5865         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
5866         ColdFire options to -mcpu= options.
5867
5868 2011-04-05  Jeff Law  <law@redhat.com>
5869
5870         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
5871         check if BB is a successor of LOOP->header and return
5872         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
5873
5874 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5875
5876         * cprop.c (struct reg_use): Remove.
5877         (reg_use_table): Make an array of RTX.
5878         (find_used_regs, constprop_register, local_cprop_pass,
5879         bypass_block): Simplify users of reg_use_table.
5880         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
5881         on one of the uses found by find_used_regs.
5882
5883 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5884
5885         PR bootstrap/48469
5886         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
5887         declaration.
5888
5889 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5890
5891         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
5892         as an rtx.
5893         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
5894
5895 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5896
5897         PR middle-end/48441
5898         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
5899
5900 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5901
5902         * combine.c: Include obstack.h.
5903         (struct insn_link): Define.
5904         (uid_log_links): Adjust type.
5905         (FOR_EACH_LOG_LINK): New macro.
5906         (insn_link_obstack): Declare.
5907         (alloc_insn_link): Define.
5908         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
5909         type of link variables.
5910         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
5911         (try_combine, record_promoted_values, distribute_notes): Likewise.
5912         (distribute_links): Likewise.  Tweak prototype.
5913         (clear_log_links): Delete.
5914         (adjust_for_new_dest): Call alloc_insn_link.
5915         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
5916
5917 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5918
5919         * gcse.c (modify_mem_list): Convert to an array of VECs.
5920         (canon_modify_mem_list, compute_transp): Tweak formatting.
5921         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
5922         (load_killed_in_block_p): Likewise.
5923         (record_last_mem_set_info): Likewise.
5924         (clear_modify_mem_tables): Likewise.
5925
5926 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5927
5928         PR middle-end/48461
5929         * function.c (emit_use_return_register_into_block): Only define if
5930         HAVE_return.
5931
5932 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
5933
5934         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
5935
5936 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5937
5938         * config/rx/rx-opts.h: New.
5939         * config/rx/rx.c (rx_cpu_type): Remove.
5940         (rx_handle_option): Don't assert that global structures are in
5941         use.  Access variables via opts pointer.  Defer most handling of
5942         OPT_mint_register_.  Use error_at.
5943         (rx_option_override): Handle deferred OPT_mint_register_ here.
5944         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
5945         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
5946         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
5947         (rx_cpu_types): New Enum and EnumValue entries.
5948         (mint-register=): Use Defer and use Var accordingly.
5949
5950 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5951
5952         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
5953         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
5954         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
5955         Move these...
5956         (debug_free_queue, debug_nesting, symbol_queue_index):
5957         ...and these...
5958         * dbxout.c: ...to here.  Make static.
5959
5960 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5961
5962         * gcse.c (modify_pair): Define.  Define a VEC of it.
5963         (canon_modify_mem_list): Convert to an array of VECs.
5964         (free_insn_expr_list_list): Delete.
5965         (clear_modify_mem_tables): Call VEC_free instead.
5966         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
5967         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
5968         (canon_list_insert, compute_transp): Likewise.
5969
5970 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5971
5972         PR target/43920
5973         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
5974         for size.
5975
5976 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5977
5978         PR target/43920
5979         * function.c (emit_use_return_register_into_block): New function.
5980         (thread_prologue_and_epilogue_insns): Use
5981         emit_use_return_register_into_block.
5982
5983 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5984
5985         PR target/43920
5986         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
5987         insn.
5988
5989 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5990
5991         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
5992
5993 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
5994
5995         * config/arm/arm.md (define_constants for unspec): Replace with
5996         define_c_enum.
5997         (define_constants for unspecv): Replace with define_c_enum.
5998         * config/arm/neon.md (define_constants for unspec): Replace with
5999         define_c_enum.
6000
6001 2011-04-04  Richard Henderson  <rth@redhat.com>
6002
6003         PR bootstrap/48400
6004         * dwarf2out.c (output_line_info): Always emit line info from
6005         at least one section.
6006         (dwarf2out_init): Create text_section_line_info here ...
6007         (set_cur_line_info_table): ... not here.
6008
6009 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
6010
6011         PR target/48380
6012         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
6013         not called.
6014
6015         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
6016
6017 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
6018
6019         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
6020         (expr_equiv_p): Remove.
6021         (insert_set_in_table): Look at <dest, src> pair instead of expr.
6022         (hash_scan_set): Update call to insert_set_in_table.
6023         (dump_hash_table): Dump <dest, src> pair.
6024         (lookup_set): Simplify.  Lookup <dest, src> pair.
6025         (compute_transp): Remove, fold heavily simplified code into...
6026         (compute_local_properties): ...here.  Expect COMP and TRANSP
6027         unconditionally.
6028         (find_avail_set): Take set directly from struct expr.
6029         (find_bypass-set): Likewise.
6030         (bypass_block): Likewise.
6031         (cprop_insn): Likewise.  Remove redundant INSN_P test.
6032
6033         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
6034         checks on form of COND from find_implicit_sets to here.
6035         (find_implicit_sets): Cleanup control flow. Split critical edges
6036         if it exposes implicit sets.  Allocate/resize implicit_sets as
6037         necessary.
6038         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
6039         changed something.  Run df_analyze after find_implicit_sets if any
6040         edges were split.  Do not allocate implicit_sets here.
6041
6042         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
6043         (gcse_obstack): Renamed to cprop_obstack.
6044         (GNEW, GNEWVEC, GNEWVAR): Remove.
6045         (gmalloc): Remove.
6046         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
6047         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
6048         (gcse_alloc): Likewise, and rename to cprop_alloc.
6049         (alloc_gcse_men, free_gcse_mem): Remove.
6050         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
6051         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
6052         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
6053
6054         * cprop.c (oprs_not_set_p): Remove.
6055         (mark_set, mark_clobber): Remove.
6056         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
6057         (reg_not_set_p): New function.
6058         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
6059         (cprop_insn): Likewise.
6060         (cprop_jump): Use FOR_EACH_EDGE.
6061
6062 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
6063
6064         PR bootstrap/48403
6065         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
6066         (rank_for_schedule): Use scheduled_insns vector instead of
6067         last_scheduled_insn.
6068         (ok_for_early_queue_removal): Likewise.
6069         (queue_to_ready): Search forward in nonscheduled_insns_begin if
6070         we have a dbg_cnt.
6071         (choose_ready): Likewise.
6072         (commit_schedule): Use VEC_iterate.
6073         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
6074         a dbg_cnt, use it and ensure the first insn is in the ready list.
6075         (haifa_sched_init): Allocate scheduled_insns.
6076         (sched_extend_ready_list): Don't allocate it; reserve space.
6077         (haifa_sched_finish): Free it.
6078
6079 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6080
6081         * optc-gen.awk: Always remove type from Variable entry before
6082         recording in var_seen.
6083
6084 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
6085
6086         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
6087         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
6088         call to tidy_fallthru_edges.
6089
6090 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6091
6092         * doc/options.texi (ToLower): Document.
6093         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
6094         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
6095         * opts.h (cl_option): Add cl_tolower field.
6096         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
6097         arguments with lowercase strings.
6098         * config/rx/rx.opt (mcpu=): Add ToLower.
6099         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
6100         argument.
6101
6102 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6103
6104         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
6105
6106 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6107
6108         * config/vax/vax.c: Include reload.h.
6109
6110 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
6111
6112         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
6113         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6114         (sparc_preferred_reload_class): New function.
6115
6116 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
6117
6118         PR debug/48401
6119         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6120         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
6121
6122 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
6123
6124         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
6125         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
6126
6127 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
6128
6129         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
6130         (ASM_OUTPUT_ALIGNED_BSS): Define.
6131
6132 2011-04-03  Michael Matz  <matz@suse.de>
6133
6134         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
6135         and next_slot members.
6136         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
6137         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
6138         (lto_streamer_cache_append): Declare.
6139         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
6140         unsigned index, remove offset parameter, ensure that we append
6141         or update existing entries.
6142         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
6143         parameter, update next_slot for append.
6144         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
6145         parameter.
6146         (lto_streamer_cache_insert_at): Likewise.
6147         (lto_streamer_cache_append): New function.
6148         (lto_streamer_cache_lookup): Use unsigned index.
6149         (lto_streamer_cache_get): Likewise.
6150         (lto_record_common_node): Don't test tree_node_can_be_shared.
6151         (preload_common_node): Adjust call to lto_streamer_cache_insert.
6152         (lto_streamer_cache_delete): Don't free offsets member.
6153         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
6154         (lto_output_string_with_length): Use lto_output_data_stream.
6155         (lto_output_tree_header): Remove ix parameter, don't write it.
6156         (lto_output_builtin_tree): Likewise.
6157         (lto_write_tree): Adjust callers to above, don't track and write
6158         offset, write unsigned index.
6159         (output_unreferenced_globals): Don't emit all global vars.
6160         (write_global_references): Use unsigned indices.
6161         (lto_output_decl_state_refs): Likewise.
6162         (write_symbol): Likewise.
6163         * lto-streamer-in.c (lto_input_chain): Move earlier.
6164         (input_function): Use unsigned index.
6165         (input_alias_pairs): Don't read and then ignore all global vars.
6166         (lto_materialize_tree): Remove ix_p parameter, don't read index,
6167         don't pass it back, use lto_streamer_cache_append.
6168         (lto_register_var_decl_in_symtab): Use unsigned index.
6169         (lto_register_function_decl_in_symtab): Likewise.
6170         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
6171         index.
6172         (lto_get_builtin_tree): Don't read index, use
6173         lto_streamer_cache_append.
6174         (lto_read_tree): Adjust call to lto_materialize_tree.
6175
6176         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
6177         don't use function calls in arguments to MIN.
6178
6179         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
6180         twice.
6181
6182         * gimple.c (gimple_type_leader_entry): Mark deletable.
6183
6184 2011-04-03  Alan Modra  <amodra@gmail.com>
6185
6186         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
6187
6188 2011-04-03  Michael Matz  <matz@suse.de>
6189
6190         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
6191         an integer.
6192         * tree.h (tree_decl_non_common.vindex): Adjust comment.
6193
6194 2011-04-03  Michael Matz  <matz@suse.de>
6195
6196         * cgraphbuild.c (record_reference): Canonicalize constructor values.
6197         * gimple-fold.c (canonicalize_constructor_val): Accept being called
6198         without function context.
6199         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
6200         current_function_decl and cfun.
6201
6202 2011-04-03  Michael Matz  <matz@suse.de>
6203
6204         * tree.c (decl_init_priority_insert): Don't create entry for
6205         default priority.
6206         (decl_fini_priority_insert): Ditto.
6207         (fields_compatible_p, find_compatible_field): Remove.
6208         * tree.h (fields_compatible_p, find_compatible_field): Remove.
6209         * gimple.c (gimple_compare_field_offset): Adjust block comment.
6210
6211 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
6212
6213         * combine.c (try_combine): Remove useless local variable.
6214
6215 2011-04-03  Richard Guenther  <rguenther@suse.de>
6216             Ira Rosen  <ira.rosen@linaro.org>
6217
6218         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
6219         non-variable offsets and compare the remaining bases of the two
6220         accesses instead of looking for exact same data-ref.
6221
6222 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6223
6224         PR target/48416
6225         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6226
6227         * i386.c (ix86_is_msabi_thiscall): New helper function.
6228         (ix86_is_type_thiscall): New helper function.
6229         (ix86_comp_type_attributes): Handle thiscall for method-functions
6230         special.
6231         (init_cumulative_args): Likewise.
6232         (find_drap_reg): Likewise.
6233         (ix86_static_chain): Likewise.
6234         (x86_this_parameter): Likewise.
6235         (x86_output_mi_thunk): Likewise.
6236
6237 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6238             Nicolas Setton  <setton@adacore.com>
6239             Eric Botcazou  <ebotcazou@adacore.com>
6240
6241         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6242         (add_gnat_descriptive_type_attribute): New function.
6243         (gen_array_type_die): Call it.
6244         (gen_enumeration_type_die): Likewise.
6245         (gen_struct_or_union_type_die): Likewise.
6246         (modified_type_die): Likewise.
6247         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6248         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6249         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6250
6251 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6252
6253         PR bootstrap/48148
6254         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6255         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6256
6257         Revert:
6258         2011-03-17  Richard Guenther  <rguenther@suse.de>
6259
6260         PR bootstrap/48148
6261         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6262         origin for decls in other ltrans units.
6263         (input_varpool_node): Likewise.
6264
6265 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6266
6267         PR middle-end/48335
6268         * expr.c (expand_assignment): Handle all possibilities
6269         if TO_RTX is CONCAT.
6270         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6271         (store_split_bit_field): If SUBREG_REG (op0) or
6272         op0 itself has smaller mode than word, return it
6273         for offset 0 and const0_rtx for out-of-bounds stores.
6274         If word is const0_rtx, skip it.
6275
6276 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6277
6278         * config/h8300/h8300.c (print_operand_address): Rename to...
6279         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6280         Call h8300_print_operand and h8300_print_operand_address instead of
6281         print_operand and print_operand_address. Declare.
6282         (print_operand): Renake to...
6283         (h8300_print_operand): ...this. Make static. Adjust comments.
6284         Call h8300_print_operand instead of print_operand. Declare.
6285         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6286         (h8300_register_move_cost): Likewise.
6287         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6288         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6289         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6290         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6291         * config/h8300/h8300-protos.h (print_operand): Delete.
6292         (print_operand_address): Delete.
6293
6294 2011-04-01  Richard Henderson  <rth@redhat.com>
6295
6296         PR 48400
6297         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6298         in strict mode before dwarf4.  Re-order tests to early out
6299         before switching sections.
6300
6301 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6302
6303         * config/h8300/constraints.md: New file.
6304         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6305         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6306         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6307         * config/h8300/predicates.md (bit_operand): Likewise.
6308         (incdec_operand): Use satisfies_constraint_M and
6309         satisfies_constraint_O.  Don't use C code block.
6310         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6311         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6312         (compute_mov_length): Use satisfies_constraint_G.
6313         (fix_bit_operand): Use satisfies_constraint_U.
6314         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6315         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6316         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6317         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6318         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6319         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6320         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6321         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6322         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6323         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6324         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6325         (EXTRA_MEMORY_CONSTRAINT): Delete.
6326
6327 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6328             Michael Meissner  <meissner@linux.vnet.ibm.com>
6329
6330         PR target/48262
6331         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6332         operands, as per the specifications.
6333
6334         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6335         (vec_extract_evenv4sf): Ditto.
6336         (vec_extract_evenv8hi): Ditto.
6337         (vec_extract_evenv16qi): Ditto.
6338         (vec_extract_oddv4si): Ditto.
6339
6340 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6341
6342         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6343         high_pc attribute if the CU has no associated code. Only output
6344         DW_AT_entry_pc for CU if not generating strict dwarf and
6345         dwarf_version < 4.
6346
6347 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6348
6349         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6350         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6351         out of ...
6352         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6353         * final.c (final_start_function): Call the new function rather
6354         than using a NULL argument for dwarf2out_frame_debug.
6355
6356         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6357         that contains the prologue.
6358
6359         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6360         changed.  Print it in debugging output.
6361
6362         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6363
6364         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6365         Split most of the code into...
6366         (begin_move_insn): ... here.  New function.
6367         (ebb_sched_info): Add a pointer to it.
6368         * haifa-sched.c (scheduled_insns): New static variable.
6369         (sched_extend_ready_list): Allocate it.
6370         (schedule_block): Use it to record the order of scheduled insns.
6371         Perform RTL changes to move insns only after all scheduling
6372         decisions have been made.
6373         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6374         begin_move_insn field.
6375         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6376         * sched-int.h (struct haifa_sched_info): Remove second argument
6377         from begin_schedule_ready hook.  Add new member begin_move_insn.
6378         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6379         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6380
6381         * haifa-sched.c (prune_ready_list): New function, broken out of
6382         schedule_block.
6383         (schedule_block): Use it.
6384
6385 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6386
6387         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6388
6389 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6390
6391         * config.gcc (*-*-mingw*): Allow as option the
6392         posix threading model.
6393         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6394         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6395         definition.
6396         (CPP_SPEC): Add pthread/no-pthread handling.
6397         (LIB_SPEC): Likewise.
6398         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6399         (LIB_SPEC): Likewise.
6400         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6401         flag to pass -pthread option for shared libgcc build.
6402         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6403         for shared libgcc build.
6404         * config/i386/t-mingw-pthread: New file.
6405         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6406         New define to enable use of library pthread by default.
6407         * config/i386/mingw.opt (pthread): New driver option.
6408         (no-pthread): New driver option.
6409         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6410         * config/i386/mingw-w64.opt: Likewise.
6411
6412 2011-04-01  Gary Funck  <gary@intrepid.com>
6413
6414         * c-decl.c (grokdeclarator): Fix formatting.
6415
6416 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6417
6418         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6419         instead of n_operands.
6420         (set_storage_via_setmem): Likewise.
6421         * optabs.c (maybe_gen_insn): Likewise.
6422         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6423         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6424         (mips_expand_builtin_direct): Likewise.
6425         * config/spu/spu.c (expand_builtin_args): Likewise.
6426
6427 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6428
6429         * recog.h (insn_data_d): Add n_generator_args.
6430         * genoutput.c (data): Likewise.
6431         (output_insn_data): Print it.
6432         (max_opno, num_dups): Delete.
6433         (scan_operands): Just fill in "d->operand[...]".
6434         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6435
6436 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6437
6438         * gensupport.h (pattern_stats): New structure.
6439         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6440         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6441         (max_operand_1, max_operand_vec): Delete.
6442         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6443
6444 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6445
6446         * emit-rtl.c (emit_pattern_after_setloc): New function.
6447         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6448         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6449         (emit_pattern_after): New function.
6450         (emit_insn_after, emit_jump_insn_after): Call it.
6451         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6452         (emit_pattern_before_setloc): New function.
6453         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6454         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6455         Likewise.
6456         (emit_pattern_before): New function.
6457         (emit_insn_before, emit_jump_insn_before): Call it.
6458         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6459
6460 2011-03-31  Richard Henderson  <rth@redhat.com>
6461
6462         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6463         (dw_separate_line_info_entry): Remove.
6464         (enum dw_line_info_opcode): New.
6465         (dw_line_info_entry): Use it.
6466         (dw_line_info_table, dw_line_info_table_p): New.
6467         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6468         (line_info_table, line_info_label_num): Remove.
6469         (line_info_table_in_use): Remove.
6470         (separate_line_info_table): Remove.
6471         (separate_line_info_table_allocated): Remove.
6472         (separate_line_info_table_in_use): Remove.
6473         (LINE_INFO_TABLE_INCREMENT): Remove.
6474         (line_info_label_num): New.
6475         (cur_line_info_table): New.
6476         (text_section_line_info, cold_text_section_line_info): New.
6477         (separate_line_info): New.
6478         (SEPARATE_LINE_CODE_LABEL): Remove.
6479         (print_dwarf_line_table): Remove.
6480         (debug_dwarf): Don't dump it.
6481         (output_one_line_info_table): New.
6482         (output_line_info): Use it.
6483         (new_line_info_table): New.
6484         (set_cur_line_info_table): New.
6485         (dwarf2out_switch_text_section): Use it.
6486         (dwarf2out_begin_function): Likewise.
6487         (push_dw_line_info_entry): New.
6488         (dwarf2out_source_line): Rewrite for new line info tables.
6489         (dwarf2out_init): Remove dead initailizations.
6490
6491 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6492
6493         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6494         various flags.
6495         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6496         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6497         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6498         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6499         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6500         * opt-functions.awk (flag_init, switch_bit_fields): New.
6501         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6502         generate CL_MISSING_OK or CL_SAVE.
6503         * optc-gen.awk: Update to generate bit-field output as well as
6504         flags field.
6505         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6506         bit-field instead of CL_REJECT_DRIVER flag.
6507         * opts-common.c (generate_canonical_option,
6508         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6509         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6510         instead of CL_REJECT_NEGATIVE flag.
6511         * toplev.c (print_switch_values): Use cl_report bit-field instead
6512         of CL_REPORT flag.
6513
6514 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6515
6516         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6517         a zero minimum index only if it is redundant.
6518
6519 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6520
6521         PR rtl-optimization/48381
6522         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6523         instead of ira_class_hard_reg_index for calculating conflicting
6524         hard registers.
6525
6526 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6527
6528         * cprop.c: Clean up hash table building.
6529         (reg_avail_info): Remove.
6530         (oprs_available_p): Remove.
6531         (record_last_reg_set_info): Remove.
6532         (record_last_set_info): Remove.
6533         (reg_available_p): New function.
6534         (gcse_constant_p): Do not treat unfolded conditions as constants.
6535         (make_set_regs_unavailable): New function.
6536         (hash_scan_set): Simplify with new reg_available_p.
6537         (compute_hash_table_work): Traverse insns stream only once.
6538         Do not compute reg_avail_info. Traverse insns in reverse order.
6539         Record implicit sets after recording explicit sets from the block.
6540
6541 2011-03-31  Michael Matz  <matz@suse.de>
6542
6543         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6544
6545 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6546
6547         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6548         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6549         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6550         (h8300_mode_dependent_address_p): New function.
6551         (h8300_get_index): Make static.
6552
6553 2011-03-31  Jeff Law  <law@redhat.com>
6554
6555         * reload1.c (elimination_effects): Fix typo in recent change.
6556
6557         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6558         typo potentially leading to null pointer dereference.
6559
6560         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6561         (setup_save_areas): Corresponding changes to avoid useless
6562         assignments.
6563
6564         * jump.c (reversed_comparison_code_parts): Avoid successive return
6565         statements when REVERSE_CONDITION is defined.
6566
6567         * expr.c (expand_assignment): Avoid useless assignments.
6568         (expand_expr_real_1): Likewise.
6569         (expand_expr_real_2): Avoid useless statements.
6570
6571         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6572
6573         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6574
6575         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6576         statements.
6577
6578         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6579
6580 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6581
6582         PR target/47109
6583         * doc/tm.texi.in (TARGET_VERSION): Remove.
6584         * doc/tm.texi: Regenerate.
6585         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6586         * collect2.c (main): Don't use TARGET_VERSION.
6587         * mips-tdump.c (main): Don't use TARGET_VERSION.
6588         * mips-tfile.c (main): Don't use TARGET_VERSION.
6589         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6590         * config/rs6000/vxworksae.h: Remove.
6591         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6592         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6593         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6594         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6595         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6596         * config/arm/arm.h (TARGET_VERSION): Remove.
6597         * config/arm/coff.h (TARGET_VERSION): Remove.
6598         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6599         * config/arm/elf.h (TARGET_VERSION): Remove.
6600         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6601         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6602         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6603         * config/arm/pe.h (TARGET_VERSION): Remove.
6604         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6605         * config/arm/semi.h (TARGET_VERSION): Remove.
6606         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6607         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6608         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6609         * config/avr/avr.h (TARGET_VERSION): Remove.
6610         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6611         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6612         * config/frv/frv.h (TARGET_VERSION): Remove.
6613         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6614         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6615         * config/i386/darwin.h (TARGET_VERSION): Remove.
6616         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6617         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6618         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6619         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6620         * config/i386/gnu.h (TARGET_VERSION): Remove.
6621         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6622         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6623         * config/i386/linux.h (TARGET_VERSION): Remove.
6624         * config/i386/linux64.h (TARGET_VERSION): Remove.
6625         * config/i386/lynx.h (TARGET_VERSION): Remove.
6626         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6627         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6628         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6629         * config/i386/netware.h (TARGET_VERSION): Remove.
6630         * config/i386/nto.h (TARGET_VERSION): Remove.
6631         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6632         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6633         * config/ia64/elf.h (TARGET_VERSION): Remove.
6634         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6635         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6636         * config/ia64/linux.h (TARGET_VERSION): Remove.
6637         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6638         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6639         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6640         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6641         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6642         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6643         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6644         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6645         * config/m68k/linux.h (TARGET_VERSION): Remove.
6646         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6647         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6648         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6649         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6650         * config/mep/mep.h (TARGET_VERSION): Remove.
6651         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6652         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6653         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6654         * config/mips/linux.h (TARGET_VERSION): Remove.
6655         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6656         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6657         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6658         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6659         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6660         * config/pa/pa.h (TARGET_VERSION): Remove.
6661         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6662         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6663         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6664         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6665         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6666         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6667         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6668         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6669         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
6670         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
6671         * config/rs6000/linux.h (TARGET_VERSION): Remove.
6672         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
6673         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
6674         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
6675         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
6676         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
6677         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
6678         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
6679         * config/s390/linux.h (TARGET_VERSION): Remove.
6680         * config/s390/s390.h (TARGET_VERSION): Remove.
6681         * config/s390/tpf.h (TARGET_VERSION): Remove.
6682         * config/score/score.h (TARGET_VERSION): Remove.
6683         * config/sh/linux.h (TARGET_VERSION): Remove.
6684         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
6685         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
6686         * config/sh/sh.h (TARGET_VERSION): Remove.
6687         * config/sh/sh64.h (TARGET_VERSION): Remove.
6688         * config/sh/superh.h (TARGET_VERSION): Remove.
6689         * config/sh/vxworks.h (TARGET_VERSION): Remove.
6690         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
6691         * config/sparc/linux.h (TARGET_VERSION): Remove.
6692         * config/sparc/linux64.h (TARGET_VERSION): Remove.
6693         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
6694         TARGET_NAME32, TARGET_NAME): Remove.
6695         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
6696         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
6697         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
6698         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
6699         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
6700         * config/spu/spu.h (TARGET_VERSION): Remove.
6701         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
6702         * config/v850/v850.h (TARGET_VERSION): Remove.
6703         * config/vax/linux.h (TARGET_VERSION): Remove.
6704         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
6705         * config/xtensa/elf.h (TARGET_VERSION): Remove.
6706         * config/xtensa/linux.h (TARGET_VERSION): Remove.
6707
6708 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6709
6710         PR target/48142
6711         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
6712         frame-related from frame-unrelated adjustments to the stack pointer.
6713
6714 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
6715
6716         * common.opt (fdebug-types-section): Move earlier.
6717         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
6718
6719 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
6720
6721         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
6722         var.
6723
6724 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
6725
6726         * tree.h (CASE_CHAIN): Define.
6727         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
6728         (gimple_redirect_edge_and_branch): Likewise.
6729
6730 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6731
6732         PR middle-end/48367
6733         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
6734         calculation.
6735
6736 2011-03-30  Jeff Law  <law@redhat.com>
6737
6738         * PR bootstrap/48371
6739         * reload1.c (reload): Fix botch in last change.
6740
6741         * reload.h (struct reload): Fix typo introduced in last change.
6742
6743 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6744
6745         * config/arm/arm.opt (mhard-float, msoft-float): Mark
6746         Undocumented.  Remove help text.
6747         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
6748         -mhard-float.
6749
6750 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6751
6752         * doc/options.texi (NegativeAlias): Document.
6753         (Alias): Mention NegativeAlias.
6754         * opt-functions.awk: Handle NegativeAlias.
6755         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
6756         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
6757         * opts.h (CL_NEGATIVE_ALIAS): Define.
6758         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
6759         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
6760         OPT_mspe_.
6761         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
6762         Alias entries.
6763         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
6764         mno-spe and mno-isel instead of mspe=no and -misel=no.
6765
6766 2011-03-29  Mark Wielaard  <mjw@redhat.com>
6767
6768         * common.opt (fdebug-types-section): New flag.
6769         * doc/invoke.texi: Document new -fno-debug-types-section flag.
6770         * dwarf2out.c (use_debug_types): New define.
6771         (struct die_struct): Mark die_id with GTY desc use_debug_types.
6772         (print_die): Guard output of type unit signatures using
6773         use_debug_types.
6774         (build_abbrev_table): Replace assert of dwarf_version >= 4
6775         with assert on use_debug_types.
6776         (size_of_die): Likewise.
6777         (unmark_dies): Likewise.
6778         (value_format): Decide AT_ref_external form on use_debug_types.
6779         (output_die): Replace dwarf_version version check guard with
6780         use_debug_types where appropriate.
6781         (modified_type_die): Likewise.
6782         (gen_reference_type_die): Likewise.
6783         (dwarf2out_start_source_file): Likewise.
6784         (dwarf2out_end_source_file): Likewise.
6785         (prune_unused_types_walk_attribs): Likewise.
6786         (dwarf2out_finish): Likewise.
6787
6788 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6789
6790         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6791
6792 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6793
6794         PR rtl-optimization/48332
6795         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6796         mode of input operand N and modeN to its actual mode.
6797
6798 2011-03-30  Jeff Law  <law@redhat.com>
6799
6800         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6801         define accessor macro.
6802         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6803         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6804         (reg_equiv_init): Likewise.
6805         (reg_equivs_size): New variable.
6806         (reg_equiv_init_size): Remove.
6807         (allocate_initial_values): Move prototype to here from....
6808         * integrate.h (allocate_initial_values): Remove prototype.
6809         * integrate.c: Include reload.h.
6810         (allocate_initial_values): Corresponding changes.
6811         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6812         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6813         (update_equiv_regs): Corresponding changes.
6814         (ira): Corresponding changes.
6815         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6816         (push_secondary_reload): Corresponding changes.
6817         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6818         (make_memloc, find_reloads_address): Corresponding changes.
6819         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6820         (find_reloads_address_1): Corresponding changes.
6821         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6822         (refers_to_regno_for_reload_p): Corresponding changes.
6823         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6824         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6825         * reload1.c: Include ggc.h.
6826         (grow_reg_equivs): New function.
6827         (replace_pseudos_in, reload): Corresponding changes.
6828         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6829         (eliminate_regs_1, elimination_effects): Corresponding changes.
6830         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6831         (delete_output_reload): Likewise.
6832         * caller-save.c (mark_referenced_regs): Corresponding changes.
6833         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6834         * frv/predicates.md (frv_load_operand): Corresponding changes.
6835         * microblaze/microblaze.c (double_memory_operand): Corresponding
6836         changes.
6837         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6838         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6839         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6840         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6841         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6842         changes.
6843         * pa/pa.c (emit_move_sequence): Corresponding changes.
6844         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6845
6846 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6847
6848         PR target/47551
6849         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6850         structure modes.  Don't check neon_vector_mem_operand for
6851         vector or structure modes.
6852
6853 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6854             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6855
6856         PR target/43590
6857         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6858         operand 1 and reshuffle the operands to match.
6859         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
6860
6861 2011-03-30  Christian Schüler  <cschueler@gmx.de>
6862
6863         PR driver/48208
6864         * config/c.opt (F): Added 'Driver' to -F option.
6865
6866         PR driver/48260
6867         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
6868           handler function.
6869         * config/darwin.opt: Added '-arch' option.
6870
6871 2011-03-30  Nick Clifton  <nickc@redhat.com>
6872
6873         * config/rx/rx.md: Add peepholes and patterns to combine
6874         extending loads and simple arithmetic instructions.
6875         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
6876         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
6877         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
6878         modes to use pre-decrement and post-increment addressing.
6879         (rx_is_restricted_memory_address): Add range checking of REG+INT
6880         addresses.
6881         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
6882         (rx_memory_move_cost): Adjust cost of stores.
6883         (rx_adjust_insn_length): New function.
6884
6885 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
6886
6887         PR c/48305
6888         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
6889         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
6890         matching arg00/arg01 types.
6891
6892 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
6893
6894         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
6895         last_location to UNKNOWN_LOCATION.
6896
6897 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
6898
6899         PR target/48349
6900         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
6901         FLOAT_SSE_REGS.
6902
6903 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6904             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6905
6906         PR bootstrap/48337
6907         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
6908         Init(PROCESSOR_V7).
6909         (sparc_cpu): Likewise.
6910         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
6911         PROCESSOR_V7.
6912
6913 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6914
6915         PR target/48336
6916         PR middle-end/48342
6917         PR rtl-optimization/48345
6918         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
6919         hard regs for given mode from profitable regs when doing secondary
6920         allocation.
6921
6922 2011-03-29  Jeff Law  <law@redhat.com>
6923
6924         PR bootstrap/48327
6925         * tree-ssa-threadupdate.c (struct redirection_data): Remove
6926         do_not_duplicate field.
6927         (lookup_redirection_data): Corresponding changes.
6928         (create_duplicates): Always create a template block.
6929         (redirect_edges): Remove code which reused the original block
6930         when it was going to become unreachable code.
6931         (thread_block): Don't set do_not_duplicate field.
6932
6933 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
6934
6935         * lto-opts.c (register_user_option_p, lto_register_user_option):
6936         Make type argument unsigned.
6937         * lto-streamer.h (lto_register_user_option): Make type argument
6938         unsigned.
6939         * opth-gen.awk: Make CL_* macros unsigned.
6940         * opts-common.c (find_opt): Make lang_mask argument unsigned.
6941         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
6942         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
6943         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
6944         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
6945         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
6946         (find_opt): Make lang_mask argument unsigned.
6947
6948 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6949
6950         PR rtl-optimization/48331
6951         PR rtl-optimization/48334
6952         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
6953         for any used algorithm.
6954
6955 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6956
6957         * ira-conflicts.c (build_object_conflicts): Add unused attribute
6958         to parent_max.
6959
6960 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
6961
6962         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
6963         (alpha_option_override): Don't set alpha_sr_alias_set.
6964         (emit_frame_store_1): Use gen_frame_mem rather than calling
6965         set_mem_alias_set.
6966         (alpha_expand_epilogue): Ditto.
6967
6968 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
6969
6970         PR tree-optimization/48290
6971         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
6972         vectorization, check that relevant phis in the basic block after
6973         the inner loop are really inner loop's exit phis.
6974
6975 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
6976
6977         PR debug/48190
6978         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
6979         (cached_dw_loc_list_def): New structure.
6980         (cached_dw_loc_list): New typedef.
6981         (cached_dw_loc_list_table): New variable.
6982         (cached_dw_loc_list_table_hash): New function.
6983         (cached_dw_loc_list_table_eq): Likewise.
6984         (add_location_or_const_value_attribute): Take a bool cache_p.
6985         Cache the list when the parameter is true.
6986         (gen_formal_parameter_die): Update caller.
6987         (gen_variable_die): Likewise.
6988         (dwarf2out_finish): Likewise.
6989         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
6990         while generating debug info for the decl.
6991         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
6992         (dwarf2out_init): Initialize cached_dw_loc_list_table.
6993         (resolve_addr): Cache the result of resolving a chain of
6994         location lists.
6995
6996 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
6997
6998         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
6999         conflict object hard regset nodes have intersecting hard reg sets.
7000
7001         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
7002         after regstat_init_n_sets_and_refs.
7003
7004         * ira.c: Add more comments at the top.
7005         (setup_stack_reg_pressure_class, setup_pressure_classes):
7006         Add comments how we compute the register pressure classes.
7007         (setup_allocno_and_important_classes): Add more comments.
7008         (setup_class_translate_array, reorder_important_classes)
7009         (setup_reg_class_relations): Add comments.
7010
7011         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
7012         start of the file.
7013
7014         * ira-color.c: Add 2011 to the Copyright line.
7015         (assign_hard_reg):  Add more comments.
7016         (improve_allocation): Ditto.
7017
7018         * ira-costs.c: Add 2011 to the Copyright line.
7019         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
7020         comments.
7021         (setup_regno_cost_classes_by_mode): Ditto.
7022
7023         Initial patches from ira-improv branch:
7024
7025         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7026
7027         * ira-build.c (ira_create_object): Remove initialization of
7028         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
7029         (ira_create_allocno): Remove initialization of
7030         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
7031         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
7032         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7033         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
7034         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
7035         Initialize ALLOCNO_ADD_DATA.
7036         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
7037         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
7038         ALLOCNO_REG.
7039         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
7040         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
7041
7042         * ira.c (ira_reallocate): Remove.
7043         (setup_pressure_classes): Call
7044         ira_init_register_move_cost_if_necessary.  Use
7045         ira_register_move_cost instead of ira_get_register_move_cost.
7046         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
7047         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
7048
7049         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
7050         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7051         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
7052         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
7053         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
7054         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
7055         Fix formatting.
7056         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
7057         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7058         (struct allocno_color_data): New.
7059         (allocno_color_data_t): New typedef.
7060         (allocno_color_data): New definition.
7061         (ALLOCNO_COLOR_DATA): New macro.
7062         (struct object_color_data): New.
7063         (object_color_data_t): New typedef.
7064         (object_color_data): New definition.
7065         (OBJECT_COLOR_DATA): New macro.
7066         (update_copy_costs, calculate_allocno_spill_cost): Call
7067         ira_init_register_move_cost_if_necessary.  Use
7068         ira_register_move_cost instead of ira_get_register_move_cost.
7069         (move_spill_restore, update_curr_costs): Ditto.
7070         (allocno_spill_priority): Make it inline.
7071         (color_pass): Allocate and free allocno_color_dat and object_color_data.
7072         (struct coalesce_data, coalesce_data_t): New.
7073         (allocno_coalesce_data): New definition.
7074         (ALLOCNO_COALESCE_DATA): New macro.
7075         (merge_allocnos, coalesced_allocno_conflict_p): Use
7076         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
7077         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
7078         (coalesce_allocnos): Ditto.
7079         (setup_coalesced_allocno_costs_and_nums): Ditto.
7080         (collect_spilled_coalesced_allocnos): Ditto.
7081         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
7082         (setup_slot_coalesced_allocno_live_ranges): Ditto.
7083         (coalesce_spill_slots): Ditto.
7084         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
7085         free allocno_coalesce_data.
7086
7087         * ira-conflicts.c: Fix formatting.
7088         (process_regs_for_copy): Call
7089         ira_init_register_move_cost_if_necessary.  Use
7090         ira_register_move_cost instead of ira_get_register_move_cost.
7091         (build_object_conflicts): Optimize.
7092
7093         * ira-costs.c (record_reg_classes): Optimize.  Call
7094         ira_init_register_move_cost_if_necessary.  Use
7095         ira_register_move_cost, ira_may_move_in_cost, and
7096         ira_may_move_out_cost instead of ira_get_register_move_cost and
7097         ira_get_may_move_cost.
7098         (record_address_regs): Ditto.
7099         (scan_one_insn): Optimize.
7100         (find_costs_and_classes): Optimize.
7101         (process_bb_node_for_hard_reg_moves): Call
7102         ira_init_register_move_cost_if_necessary.  Use
7103         ira_register_move_cost instead of ira_get_register_move_cost.
7104
7105         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
7106         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
7107         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
7108         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
7109         definitions.
7110         (ira_initiate_emit_data, ira_finish_emit_data)
7111         (create_new_allocno): New functions.
7112         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
7113         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
7114         Use ira_register_move_cost instead of ira_get_register_move_cost.
7115
7116         * ira-int.h: Fix some comments.
7117         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
7118         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7119         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
7120         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
7121         add_data.
7122         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
7123         bitfield after mode.  Make hard_regno a short int.  Make
7124         hard_regno short.  Remove first_coalesced_allocno and
7125         next_coalesced_allocno.  Move mem_optimized_dest_p,
7126         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
7127         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
7128         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
7129         temp, colorable_p.  Add new member add_data.
7130         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
7131         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
7132         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
7133         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
7134         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
7135         (ALLOCNO_ADD_DATA): New macro.
7136         (ira_emit_data_t): New typedef.
7137         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
7138         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
7139         from struct ira_allocno.
7140         (ALLOCNO_EMIT_DATA): New macro.
7141         (ira_allocno_emit_data, allocno_emit_reg): New.
7142         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
7143         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
7144         (OBJECT_ADD_DATA): New macro.
7145         (ira_reallocate): Remove.
7146         (ira_initiate_emit_data, ira_finish_emit_data): New.
7147         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
7148         (ira_init_register_move_cost_if_necessary): New.
7149         (ira_object_conflict_iter_next): Merge into
7150         ira_object_conflict_iter_cond.
7151         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
7152
7153         * ira-live.c (process_single_reg_class_operands): Call
7154         ira_init_register_move_cost_if_necessary.  Use
7155         ira_register_move_cost instead of ira_get_register_move_cost.
7156
7157         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7158
7159         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
7160
7161         * ira-costs.c: Fix formatting.
7162         (cost_classes, cost_classes_num): Remove.
7163         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
7164         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
7165         (cost_classes_del, cost_classes_htab): New.
7166         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
7167         (initiate_regno_cost_classes, setup_cost_classes): New.
7168         (setup_regno_cost_classes_by_aclass): New.
7169         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
7170         (record_reg_classes): Use regno_cost_classes instead of
7171         cost_classes.  Move checking opposite operand up.
7172         (record_address_regs): Use regno_cost_classes
7173         instead of cost_classes.
7174         (scan_one_insn): Ditto.  Use always general register.
7175         (print_allocno_costs): Use regno_cost_classes instead of
7176         cost_classes.
7177         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
7178         (find_costs_and_classes): Set up cost classes for each registers.
7179         Use also their mode for this.  Use regno_cost_classes instead of
7180         cost_classes.
7181         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
7182         cost_classes.
7183         (free_ira_costs, ira_init_costs): Don't use cost_classes.
7184         (ira_costs, ira_set_pseudo_classes): Call
7185         initiate_regno_cost_classes and finish_regno_cost_classes.
7186
7187         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
7188
7189         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
7190
7191         * target.def (ira_cover_classes): Remove.
7192
7193         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
7194
7195         * doc/tm.texi.in: Ditto.
7196
7197         * ira-conflicts.c: Remove mentioning cover classes from the file.
7198         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
7199         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
7200
7201         * targhooks.c (default_ira_cover_classes): Remove.
7202
7203         * targhooks.h (default_ira_cover_classes): Ditto.
7204
7205         * haifa-sched.c: Remove mentioning cover classes from the file.
7206         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7207         ira_pressure_classes and ira_pressure_classes_num instead of
7208         ira_reg_class_cover_size and ira_reg_class_cover.  Use
7209         sched_regno_pressure_class instead of sched_regno_cover_class.
7210         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
7211         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7212
7213         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
7214         classes from the file.
7215         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
7216         (struct object_hard_regs, struct object_hard_regs_node): New.
7217         (struct ira_object): New members profitable_hard_regs,
7218         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
7219         (struct ira_allocno): Rename cover_class to aclass.  Rename
7220         cover_class_cost and updated_cover_class_cost to class_cost and
7221         updated_class_cost.  Remove splay_removed_p and
7222         left_conflict_size.  Add new members colorable_p.
7223         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7224         (ALLOCNO_COLORABLE_P): New macro.
7225         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7226         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7227         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7228         (OBJECT_...): Rename parameter C to O.
7229         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7230         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7231         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7232         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7233         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7234         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7235         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7236         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7237         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7238         x_ira_reg_class_subunion.
7239         (ira_max_memory_move_cost, ira_max_register_move_cost)
7240         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7241         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7242         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7243         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7244         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7245         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7246         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7247         (ira_tune_allocno_costs_and_cover_classes): Rename to
7248         ira_tune_allocno_costs.
7249         (ira_debug_hard_regs_forest): New.
7250         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7251         (ira_object_conflict_iter_next): Fix comments.
7252         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7253         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7254         cover_class to aclass.
7255         (ira_allocate_and_accumulate_costs): Ditto.
7256         (ira_allocate_and_set_or_copy_costs): Ditto.
7257
7258         * opts.c (decode_options): Remove ira_cover_class check.
7259
7260         * ira-color.c: Remove mentioning cover classes from the file.  Use
7261         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7262         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7263         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7264         (splay-tree.h): Remove include.
7265         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7266         before copy_freq_compare_func.
7267         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7268         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7269         New definitions.
7270         (hard_regs_roots, hard_regs_node_vec): Ditto.
7271         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7272         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7273         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7274         (create_new_object_hard_regs_node): Ditto.
7275         (add_new_object_hard_regs_node_to_forest): Ditto.
7276         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7277         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7278         Ditto.
7279         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7280         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7281         (remove_unused_object_hard_regs_nodes): Ditto.
7282         (enumerate_object_hard_regs_nodes): Ditto.
7283         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7284         (object_hard_regs_subnode_t): Ditto.
7285         (struct object_hard_regs_subnode): Ditto.
7286         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7287         (setup_object_hard_regs_subnode_index): Ditto.
7288         (get_object_hard_regs_subnodes_num): Ditto.
7289         (form_object_hard_regs_nodes_forest): Ditto.
7290         (finish_object_hard_regs_nodes_tree): Ditto.
7291         (finish_object_hard_regs_nodes_forest): Ditto.
7292         (allocnos_have_intersected_live_ranges_p): Rename to
7293         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7294         (pseudos_have_intersected_live_ranges_p): Rename to
7295         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7296         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7297         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7298         (update_copy_costs): Remove assert.  Skip cost update if the hard
7299         reg does not belong the class.
7300         (assign_hard_reg): Process only profitable hard regs.
7301         (uncolorable_allocnos_num): Make it scalar.
7302         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7303         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7304         and ira_reg_class_max_nregs.
7305         (bucket_allocno_compare_func): Check frequency first.
7306         (sort_bucket): Add compare function as a parameter.
7307         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7308         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7309         (push_allocno_to_stack): Rewrite for checking new allocno
7310         colorability.
7311         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7312         (push_only_colorable): Pass new parameter to sort_bucket.
7313         (push_allocno_to_spill): Remove.
7314         (allocno_spill_priority_compare): Make it inline and rewrite.
7315         (splay_tree_allocate, splay_tree_free): Remove.
7316         (allocno_spill_sort_compare): New function.
7317         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7318         build and use splay tree.  Choose first allocno in uncolorable
7319         allocno bucket to spill.  Remove setting spill cost.
7320         (all_conflicting_hard_regs): Remove.
7321         (setup_allocno_available_regs_num): Check only profitable hard
7322         regs.  Print info about hard regs nodes.
7323         (setup_allocno_left_conflicts_size): Remove.
7324         (put_allocno_into_bucket): Don't call
7325         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7326         (improve_allocation): New.
7327         (color_allocnos): Call setup_profitable_hard_regs,
7328         form_object_hard_regs_nodes_forest, improve_allocation,
7329         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7330         (print_loop_title): Use pressure classes.
7331         (color_allocnso): Ditto.
7332         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7333         and allocnos_for_spilling.
7334         (ira_sort_regnos_for_alter_reg): Don't setup members
7335         {first,next}_coalesced_allocno.
7336         (color): Remove allocating and freeing removed_splay_allocno_vec.
7337         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7338         prohibited_class_mode_regs.
7339
7340         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7341         formatting.
7342         (update_allocno_pressure_excess_length): Use pressure classes.
7343         (inc_register_pressure, dec_register_pressure): Check for pressure
7344         class.
7345         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7346         pressure class.  Use ira_reg_class_nregs instead of
7347         ira_reg_class_max_nregs.
7348         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7349         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7350         (single_reg_class): Use ira_reg_class_nregs instead of
7351         ira_reg_class_max_nregs.
7352         (process_bb_node_lives): Use pressure classes.
7353
7354         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7355         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7356         (change_loop): Use pressure classes.
7357         (modify_move_list): Call ira_set_allocno_class instead of
7358         ira_set_allocno_cover_class.
7359
7360         * ira-build.c: Remove mentioning cover classes from the file.  Use
7361         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7362         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7363         ALLOCNO_UPDATED_CLASS_COST instead of
7364         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7365         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7366         (ira_create_allocno): Remove initialization of
7367         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7368         ALLOCNO_COLORABLE_P.
7369         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7370         Update conflict regs for the objects.
7371         (create_cap_allocno): Remove assert.  Don't propagate
7372         ALLOCNO_AVAILABLE_REGS_NUM.
7373         (ira_free_allocno_costs): New function.
7374         (finish_allocno): Change a part of code into call of
7375         ira_free_allocno_costs.
7376         (low_pressure_loop_node_p): Use pressure classes.
7377         (object_range_compare_func): Don't compare classes.
7378         (setup_min_max_conflict_allocno_ids): Ditto.
7379
7380         * loop-invariant.c: Remove mentioning cover classes from the file.
7381         Use ira_pressure_classes and ira_pressure_classes_num instead of
7382         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7383         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7384         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7385         Use reg_allocno_class instead of reg_cover_class.
7386         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7387         STACK_REG_COVER_CLASS.
7388         (get_regno_cover_class): Rename to get_regno_pressure_class.
7389         (move_loop_invariants): Initialize and finalize regstat.
7390
7391         * ira.c: Remove mentioning cover classes from the file.  Add
7392         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7393         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7394         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7395         setup_class_subset_and_memory_move_costs.
7396         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7397         (setup_cover_and_important_classes): Rename to
7398         setup_allocno_and_important_classes.
7399         (setup_class_translate_array): New.
7400         (setup_class_translate): Call it for allocno and pressure classes.
7401         (cover_class_order): Rename to allocno_class_order.
7402         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7403         of ira_class_translate.
7404         (reorder_important_classes): Set up ira_important_class_nums.
7405         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7406         (print_class_cover): Rename to print_classes.  Add parameter.
7407         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7408         Print pressure classes too.
7409         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7410         setup_reg_subclasses.
7411         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7412         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7413         (setup_prohibited_class_mode_regs): Use
7414         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7415         (clarify_prohibited_class_mode_regs): New function.
7416         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7417         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7418         (ira_init_once): Initialize them.
7419         (free_register_move_costs): Process them.
7420         (ira_init): Move calls of find_reg_classes and
7421         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7422         Call clarify_prohibited_class_mode_regs.
7423         (ira_no_alloc_reg): Remove.
7424         (too_high_register_pressure_p): Use pressure classes.
7425
7426         * sched-deps.c: Remove mentioning cover classes from the file.
7427         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7428         ira_pressure_classes and ira_pressure_classes_num instead of
7429         ira_reg_class_cover_size and ira_reg_class_cover.
7430         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7431         sched_regno_pressure_class instead of sched_regno_cover_class.
7432         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7433         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7434
7435         * ira.h: Add 2010 to Copyright.
7436         (ira_no_alloc_reg): Remove external.
7437         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7438         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7439         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7440         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7441         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7442         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7443         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7444         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7445         x_ira_no_alloc_regs.
7446         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7447         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7448         ira_allocno_classes_num and ira_allocno_classes.
7449         (ira_class_translate): Rename to ira_allocno_class_translate.
7450         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7451         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7452         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7453         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7454         (ira_no_alloc_regs): New.
7455
7456         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7457         classes from the file.  Use ALLOCNO_CLASS instead of
7458         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7459         ALLOCNO_COVER_CLASS_COST.
7460         (regno_cover_class): Rename to regno_aclass.
7461         (record_reg_classes): Use ira_reg_class_subunion instead of
7462         ira_reg_class_union.
7463         (record_address_regs): Check overflow.
7464         (scan_one_insn): Ditto.
7465         (print_allocno_costs): Print total mem cost fore regional allocation.
7466         (print_pseudo_costs): Use REG_N_REFS.
7467         (find_costs_and_classes): Use classes intersected with them on the
7468         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7469         ira_reg_class_union.  Use ira_allocno_class_translate and
7470         regno_aclass instead of ira_class_translate and regno_cover_class.
7471         Modify code for finding regno_aclass.  Setup preferred classes for
7472         the next pass.
7473         (setup_allocno_cover_class_and_costs): Rename to
7474         setup_allocno_class_and_costs.  Use regno_aclass instead of
7475         regno_cover_class.  Use ira_set_allocno_class instead of
7476         ira_set_allocno_cover_class.
7477         (init_costs, finish_costs): Use regno_aclass instead of
7478         regno_cover_class.
7479         (ira_costs): Use setup_allocno_class_and_costs instead of
7480         setup_allocno_cover_class_and_costs.
7481         (ira_tune_allocno_costs_and_cover_classes): Rename to
7482         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7483         by processing objects.  Use ira_reg_class_max_nregs instead of
7484         ira_reg_class_nregs.
7485
7486         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7487
7488         * sched-int.h: Remove mentioning cover classes from the file.
7489         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7490
7491         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7492         classes from the file.
7493         (struct reg_pref): Rename coverclass into allocnoclass.
7494         (reg_cover_class): Rename to reg_allocno_class.
7495
7496         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7497
7498         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7499
7500         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7501
7502         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7503
7504         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7505
7506         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7507
7508         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7509
7510         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7511
7512         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7513
7514         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7515
7516         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7517         (i386_ira_cover_classes): Ditto.
7518
7519         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7520
7521         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7522
7523         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7524
7525         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7526
7527         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7528
7529         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7530
7531         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7532         (mips_ira_cover_classes): Ditto.
7533
7534         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7535
7536         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7537
7538         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7539
7540         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7541
7542         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7543
7544         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7545         (IRA_COVER_CLASSES_VSX): Ditto.
7546
7547         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7548         (rs6000_ira_cover_classes): Ditto.
7549
7550         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7551
7552         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7553
7554         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7555
7556         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7557
7558         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7559
7560         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7561
7562         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7563
7564         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7565
7566         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7567
7568         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7569
7570 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7571
7572         PR debug/48253
7573         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7574         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7575         dw_fde_unlikely_section_end_label, cold_in_std_section,
7576         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7577         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7578         fields.
7579         (output_fde): Use dw_fde_second_{begin,end} if second is
7580         true, otherwise dw_fde_{begin,end}.
7581         (output_call_frame_info): Test dw_fde_second_begin != NULL
7582         instead of dw_fde_switched_sections.
7583         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7584         fields, initialize new fields.  Initialize in_std_section
7585         unconditionally from the first partition.
7586         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7587         dw_fde_second_begin is non-NULL.
7588         (dwarf2out_switch_text_section): Stop initializing removed
7589         dw_fde_struct fields, initialize new fields, initialize
7590         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7591         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7592         (struct var_loc_list_def): Add last_before_switch field.
7593         (arange_table, arange_table_allocated, arange_table_in_use,
7594         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7595         (size_of_aranges): Count !in_std_section and !second_in_std_section
7596         hunks in fdes, instead of looking at arange_table_in_use.
7597         (output_aranges): Add aranges_length argument, don't call
7598         size_of_aranges here.  Instead of using aranges_table*
7599         emit ranges for fdes when !in_std_section resp.
7600         !second_in_std_section.
7601         (dw_loc_list): Break ranges crossing section switch.
7602         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7603         use dw_fde_second_end instead of dw_fde_end as end of last range.
7604         (gen_subprogram_die): Don't call add_arange.  Use
7605         dw_fde_{begin,end} for first partition and if switched
7606         section dw_fde_second_{begin,end} for the second.
7607         (var_location_switch_text_section_1,
7608         var_location_switch_text_section): New functions.
7609         (dwarf2out_begin_function): Initialize cold_text_section even
7610         when function_section () isn't text_section.
7611         (prune_unused_types): Don't walk arange_table.
7612         (dwarf2out_finish): Don't needlessly test
7613         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7614         If info_section_emitted, call size_of_aranges and if it indicates
7615         non-empty .debug_aranges, call output_aranges with the computed
7616         size.  Stop using removed dw_fde_struct fields, use
7617         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7618         for second.
7619
7620         PR debug/48203
7621         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7622         create ENTRY_VALUE if incoming or address of incoming's MEM
7623         is a hard REG.
7624         * dwarf2out.c (mem_loc_descriptor): Don't emit
7625         DW_OP_GNU_entry_value of DW_OP_fbreg.
7626         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7627         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7628         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7629         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7630         ENTRY_VALUE_EXPs.
7631         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7632         is a REG_P or MEM_P with REG_P address, compute hash directly
7633         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7634         (preserve_only_constants): Don't clear VALUES forwaring
7635         ENTRY_VALUE to some other VALUE.
7636
7637 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7638
7639         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7640         instead of GEN_INT.
7641
7642 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7643
7644         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7645         block before expanding the statement.
7646         (expand_gimple_stmt_1): Likewise.  Set them here...
7647         (expand_gimple_stmt): ...and not here.  Tidy.
7648         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7649         unknown.
7650
7651 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7652
7653         * Makefile.in: New rule for cprop.o.
7654         * gcse.c: Move constant/copy propagation to cprop.c.
7655         (compute_local_properties): Only handle expression tables.
7656         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7657         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7658         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7659         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7660         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7661         compute_cprop_data, find_used_regs, try_replace_reg,
7662         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7663         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7664         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7665         find_bypass_set, reg_killed_on_edge, bypass_block,
7666         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7667         execute_rtl_cprop, pass_rtl_cprop): Move to...
7668         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7669         moved from gcse.c to here with minor cleanups in duplicated code.
7670
7671 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
7672
7673         * config/i386/i386.c (flag_opts): Fix a typo in
7674         -mavx256-split-unaligned-store.
7675
7676 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7677
7678         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
7679         LIBCALL_VALUE): Remove macros.
7680         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7681         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7682         (h8300_function_value, h8300_libcall_value,
7683         h8300_function_value_regno_p): New functions.
7684
7685 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7686
7687         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
7688
7689 2011-03-28  Jeff Law  <law@redhat.com>
7690
7691         * tree-ssa-threadupdate.c (redirect_edges): Call
7692         create_edge_and_update_destination_phis as needed.
7693         (create_edge_and_update_destination_phis): Accept new BB argument.
7694         All callers updated.
7695         (thread_block): Do not update the profile when threading around
7696         intermediate blocks.
7697         (thread_single_edge): Likewise.
7698         (determine_bb_domination_status): If BB is not a successor of the
7699         loop header, return NONDOMINATING.
7700         (register_jump_thread): Note when we register a jump thread around
7701         an intermediate block.
7702         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
7703         (thread_across_edge): Use it.
7704
7705 2011-03-28  Tristan Gingold  <gingold@adacore.com>
7706
7707         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
7708         when for_return is 2.
7709
7710 2011-03-28  Jeff Law  <law@redhat.com>
7711
7712         * var-tracking.c (canonicalize_values_mark): Delete unused
7713         lhs assignment.
7714         (canonicalize_values_star, set_variable_part): Likewise.
7715         (clobber_variable_part, delete_variable_part): Likewise.
7716
7717 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7718
7719         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
7720
7721 2011-03-28  Martin Jambor  <mjambor@suse.cz>
7722
7723         * tree-inline.c (expand_call_inline): Do not check that destination
7724         node is analyzed.
7725         (optimize_inline_calls): Assert that destination node is analyzed.
7726         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
7727         not call tree_lowering_passes.
7728         * cgraph.h (cgraph_analyze_function): Declare.
7729         * cgraphunit.c (cgraph_analyze_function): Make public.
7730
7731 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
7732
7733         * config/sparc/sparc-opts.h: New.
7734         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
7735         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
7736         (sparc_option_override): Store processor_type enumeration rather
7737         than string in cpu_default.  Remove name and enumeration from
7738         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
7739         without using sparc_select.  Use target_flags_explicit instead of
7740         fpu_option_set.
7741         * config/sparc/sparc.h (enum processor_type): Move to
7742         sparc-opts.h.
7743         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
7744         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
7745         HeaderInclude entry.
7746         (mcpu=, mtune=): Use Var and Enum.
7747         (sparc_processor_type): New Enum and EnumValue entries.
7748
7749 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7750             Iain Sandoe  <iains@gcc.gnu.org>
7751
7752         PR target/48245
7753         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
7754
7755 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7756
7757         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
7758         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
7759         Insert new statements at it in lieu of STMT.
7760         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
7761         * tree-vect-stmts.c (vectorizable_store): Likewise.
7762         (vectorizable_load): Likewise.
7763
7764 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
7765
7766         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
7767         (divtf3): Ditto.
7768         (multf3): Ditto.
7769         (subtf3): Ditto.
7770
7771 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7772
7773         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7774         unaligned 256bit load/store.
7775         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7776         (*avx_movdqu<avxmodesuffix>): Likewise.
7777
7778 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7779
7780         PR target/48288
7781         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7782         * config/pa/pa.md (iordi3): Use new predicate in expander.
7783         (iorsi3): Likewise.
7784
7785 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7786
7787         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7788         FUNCTION_VALUE_REGNO_P): Remove macros.
7789         * config/mips/mips-protos.h (mips_function_value): Remove.
7790         * config/mips/mips.c (mips_function_value): Rename to...
7791         (mips_function_value_1): ... this. Make static.  Handle receiving
7792         the function type in 'fn_decl_or_type' argument.
7793         (mips_function_value, mips_libcall_value,
7794         mips_function_value_regno_p): New function.
7795         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7796         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7797
7798 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7799
7800         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7801         and -mavx256-split-unaligned-store.
7802         (ix86_option_override_internal): Split 32-byte AVX unaligned
7803         load/store by default.
7804         (ix86_avx256_split_vector_move_misalign): New.
7805         (ix86_expand_vector_move_misalign): Use it.
7806
7807         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7808         -mavx256-split-unaligned-store.
7809
7810         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7811         256bit load/store.  Generate unaligned store on misaligned memory
7812         operand.
7813         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7814         256bit load/store.
7815         (*avx_movdqu<avxmodesuffix>): Likewise.
7816
7817         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7818         -mavx256-split-unaligned-store.
7819
7820 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7821
7822         PR target/38598
7823         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7824         Update commentary.
7825
7826 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7827
7828         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7829         opno arguments with an expand_operand.  Use create_input_operand.
7830         (mips_prepare_builtin_target): Delete.
7831         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7832         functions.
7833         (mips_expand_builtin_direct): Use create_output_operand and
7834         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7835         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7836         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7837
7838 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7839
7840         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7841         function.
7842         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7843
7844 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7845
7846         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7847         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7848         basic blocks and call commit_edge_insertions directly.
7849         (fixup_abnormal_edges): Move from here to...
7850         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7851         on the edges and return whether some have actually been inserted.
7852         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7853         compensation code.
7854
7855 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7856
7857         PR rtl-optimization/48144
7858         * sel-sched-ir.c (merge_history_vect): Factor out from ...
7859         (merge_expr_data): ... here.
7860         (av_set_intersect): Rename to av_set_code_motion_filter.
7861         Update all callers.  Call merge_history_vect when an expression
7862         is found in both sets.
7863         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
7864
7865 2011-03-26  Alan Modra  <amodra@gmail.com>
7866
7867         * config/rs6000/predicates.md (word_offset_memref_op): Handle
7868         cmodel medium addresses.
7869         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
7870         64-bit gpr loads and stores.
7871         (rs6000_secondary_reload_ppc64): New function.
7872         * config/rs6000/rs6000-protos.h: Declare it.
7873         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
7874
7875 2011-03-26  Alan Modra  <amodra@gmail.com>
7876
7877         PR target/47487
7878         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
7879         GNU Go in traceback table.
7880
7881 2011-03-25  Richard Henderson  <rth@redhat.com>
7882
7883         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
7884         if there are exactly 6 operands.
7885         (set_storage_via_setmem): Similarly.
7886
7887 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7888
7889         * collect2.c (write_c_file_stat): Handle backslash
7890         as right-hand directory separator.
7891         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
7892         checking just for slash.
7893         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
7894         instead of checking for trailing slash.
7895         * gcc.c (record_temp_file): Use filename_cmp instead
7896         of strcmp.
7897         (do_spec_1): Likewise.
7898         (replace_outfile_spec_function): Likewise.
7899         (is_directory): Use filename_ncmp instead of strncmp.
7900         (print_multilib_info): Likewise.
7901         * gcov.c (find_source): Use filename_cmp instead
7902         instead of strcmp.
7903         (make_gcov_file_name): Fix order of slash/backslash
7904         checks.
7905         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
7906         (add_standard_paths): Likewise.
7907         * mips-tfile.c (saber_stop): Handle backslash.
7908         * prefix.c (update_path): Use filename_ncmp instead of
7909         strncmp.
7910         * profile.c (output_location): Use filename_cmp instead
7911         of strcmp.
7912         * read-md.c (handle_toplevel_file): Handle backslash.
7913         * tlink.c (frob_extension):  Likewise.
7914         * tree-cfg.c (same_line_p): Use filename_cmp instead of
7915         strcmp.
7916         * tree-dump.c (dequeue_and_dump): Handle backslash.
7917         * tree.c (get_file_function_name): Likewise.
7918         * gengtype.c (read_input_list): Likewise.
7919         (get_file_realbasename): Likewise.
7920         (get_output_file_with_visibility): Use filename_cmp
7921         instead of strcmp.
7922
7923 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
7924
7925         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
7926         case to VFPv1.
7927
7928 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7929
7930         * fold-const.c (expr_location_or): New function.
7931         (fold_truth_not_expr): Call it.
7932
7933 2011-03-25  Jeff Law  <law@redhat.com>
7934
7935         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
7936         va_end.
7937         * c-family/c-common.c (def_fn_type): Likewise.
7938         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
7939         * emit-rtl.c (gen_rtvec): Likewise.
7940         * lto/lto-lang.c (def_fn_type): Likewise.
7941
7942 2011-03-25  Richard Guenther  <rguenther@suse.de>
7943
7944         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
7945         also generate copies.
7946         (fini_copy_prop): Handle constant values properly.
7947
7948 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
7949
7950         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
7951         mode size instead of bitsize with DWARF2_ADDR_SIZE.
7952         (hash_loc_operands, compare_loc_operands): Handle
7953         DW_OP_GNU_entry_value.
7954
7955 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7956
7957         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
7958         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
7959         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
7960         comment and use macro TARGET_64BIT_MS_ABI instead.
7961         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
7962         and change default behavior for 32-bit MS_ABI.
7963         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
7964         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
7965         32-bit, too.
7966         (ix86_cfun_abi): Likewise.
7967         (ix86_maybe_switch_abi): Adjust comment.
7968         (init_cumulative_args): Check for bit-ness in MS_ABI case.
7969         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
7970         instead of checking for SYSV_ABI.
7971         (ix86_nsaved_sseregs): Likewise.
7972         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
7973         to 16 bytes.
7974         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
7975         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
7976         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
7977         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
7978         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
7979
7980 2011-03-25  Richard Guenther  <rguenther@suse.de>
7981
7982         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
7983         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7984         (verify_gimple): Remove.
7985         * tree-cfg.c (verify_gimple_call): Merge verification
7986         from verify_stmts.
7987         (verify_gimple_phi): Merge verification from verify_stmts.
7988         (verify_gimple_label): New function.
7989         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
7990         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7991         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
7992         (verify_stmts): Rename to verify_gimple_in_cfg.
7993         (verify_gimple_in_cfg): New function.
7994         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
7995         * tree-ssa.c (verify_ssa): Likewise.
7996         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
7997
7998 2011-03-25  Richard Guenther  <rguenther@suse.de>
7999
8000         * passes.c (init_optimization_passes): Add FRE pass after
8001         early SRA.
8002
8003 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
8004             Andrew Stubbs  <ams@codesourcery.com>
8005
8006         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
8007         for Cortex-A8.
8008         (arm_movdi_vfp_cortexa8): New pattern.
8009         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
8010         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
8011         instructions when tuning for Cortex-A8.  Set attribute "arch".
8012         * config/arm/arm.md: Move include arm-tune.md up a bit.
8013         (define_attr "arch"): Add "onlya8" and "nota8" values.
8014         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
8015
8016 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8017
8018         PR bootstrap/48282
8019         Revert:
8020         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8021
8022         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8023         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8024         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8025         * passes.c (init_optimization_passes): Move
8026         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8027
8028 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8029
8030         * c-typeck.c (comptypes_internal): Replace target
8031         hook call of comp_type_attributes by version in tree.c file.
8032         * gimple.c (gimple_types_compatible_p_1): Likewise.
8033         * tree-ssa.c (useless_type_conversion_p): Likewise.
8034         * tree.c (build_type_attribute_qual_variant): Likewise.
8035         (attribute_value_equal): New static helper function.
8036         (comp_type_attributes): New function.
8037         (merge_attributes): Use attribute_value_equal for comparison.
8038         (attribute_list_contained): Likewise.
8039         * tree.h (comp_type_attributes): New prototype.
8040
8041 2011-03-25  Richard Guenther  <rguenther@suse.de>
8042
8043         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
8044         of complex types at -O0.
8045         (verify_gimple_assign_binary): Likewise.
8046         (verify_gimple_assign_ternary): Likewise.
8047
8048 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8049
8050         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
8051         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
8052
8053 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8054
8055         PR debug/48041
8056         * dwarf2out.c (output_abbrev_section): Only write table when
8057         abbrev_die_table_in_use > 1.
8058
8059 2011-02-24  Richard Henderson  <rth@redhat.com>
8060
8061         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
8062         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
8063         (alpha_expand_unaligned_load_words): Use extql.
8064         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
8065         (emit_insxl): Handle all modes for consistency.
8066
8067 2011-02-24  Richard Henderson  <rth@redhat.com>
8068
8069         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
8070         (alpha_expand_unaligned_load): Likewise.
8071         (alpha_expand_unaligned_store): Likewise.
8072         (alpha_expand_unaligned_load_words): Likewise.
8073         (alpha_expand_unaligned_store_words): Likewise.
8074         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
8075         (alpha_split_lock_test_and_set_12): Likewise.
8076         (print_operand, alpha_fold_builtin_extxx): Likewise.
8077         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
8078         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
8079         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
8080         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
8081         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
8082         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
8083         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
8084         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
8085         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
8086         (extwl, extll, extql): Similarly.
8087         (inswh, inslh, insqh): Similarly.
8088         (mskbl, mskwl, mskll, mskql): Similarly.
8089         (mskwh, msklh, mskqh): Similarly.
8090
8091 2011-02-24  Richard Henderson  <rth@redhat.com>
8092
8093         * config/alpha/alpha.md (attribute isa): Add er, ner.
8094         (attribute enabled): Handle them.
8095         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
8096
8097 2011-02-24  Richard Henderson  <rth@redhat.com>
8098
8099         * config/alpha/alpha.md (attribute isa): Add vms.
8100         (attribute enabled): Handle it.
8101         (*movsf): Merge *movsf_{nofix,fix,nofp}.
8102         (*movdf): Merge *movdf_{nofix,fix,nofp}.
8103         (*movtf): Rename from *movtf_internal for consistency.
8104         (*movsi): Merge with *movsi_nt_vms.
8105         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
8106         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
8107         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
8108         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
8109
8110 2011-02-24  Richard Henderson  <rth@redhat.com>
8111
8112         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
8113         (extendqisi2, extendhisi2): Likewise.
8114         (extendqidi2): Simplify BWX/non-BWX expansions.
8115         (extendhidi2): Similarly.
8116
8117 2011-02-24  Richard Henderson  <rth@redhat.com>
8118
8119         * config/alpha/alpha.md (attribute isa): New.
8120         (attribute enabled): New.
8121         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
8122         (zero_extendqisi2, zero_extendqidi2): Similarly.
8123         (zero_extendhisi2, zero_extendhidi2): Similarly.
8124         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
8125
8126 2011-02-24  Richard Henderson  <rth@redhat.com>
8127
8128         * config/alpha/predicates.md (input_operand): Revert last change;
8129         update comment to mention 32-bit VMS rather than Windows.
8130
8131 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8132
8133         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8134         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8135         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8136         * passes.c (init_optimization_passes): Move
8137         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8138
8139 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8140
8141         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
8142
8143 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8144
8145         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
8146         correctly.
8147
8148 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
8149
8150         PR debug/48204
8151         * simplify-rtx.c (simplify_const_unary_operation): Call
8152         real_convert when changing mode class with FLOAT_EXTEND.
8153
8154 2011-03-24  Nick Clifton  <nickc@redhat.com>
8155
8156         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
8157         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8158         * config/rx/rx.c (rx_option_override): Set align_jumps,
8159         align_loops and align_labels if not set by the user.
8160         (rx_align_for_label): New function.
8161         (rx_max_skip_for_label): New function.
8162         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
8163         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
8164         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
8165         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
8166         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
8167
8168 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8169
8170         PR rtl-optimization/48263
8171         * optabs.c (expand_binop_directly): Reinstate convert_modes code
8172         and original commutative_p handling.  Use maybe_gen_insn.
8173
8174 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8175
8176         * reload.c (find_reloads_subreg_address): Add address_reloaded
8177         parameter and return true there if the full address has been
8178         reloaded.
8179         (find_reloads_toplev): Pass address_reloaded flag.
8180         (find_reloads_address_1): Don't use address_reloaded parameter.
8181
8182 2011-03-24  Jeff Law  <law@redhat.com>
8183
8184         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
8185         unused variable "ann".
8186         (remove_unused_locals): Likewise.
8187
8188         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
8189         statement.
8190
8191         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
8192         after it is freed.
8193
8194 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8195
8196         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
8197         for invalid symbolic addresses.
8198         (s390_secondary_reload): Don't use s390_check_symref_alignment for
8199         larl operands.
8200
8201 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8202
8203         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
8204         the argument in calls to fold_truth_not_expr.
8205
8206 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8207
8208         * tree.c (record_node_allocation_statistics): New function.
8209         (make_node_stat, copy_node_stat, build_string): Call it.
8210         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
8211         (build1_stat, build_omp_clause): Likewise.
8212
8213 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8214
8215         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
8216         last commit.
8217
8218 2011-03-24  Richard Guenther  <rguenther@suse.de>
8219
8220         PR tree-optimization/48271
8221         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8222         blocks that still exist.
8223
8224 2011-03-24  Richard Guenther  <rguenther@suse.de>
8225
8226         PR tree-optimization/48270
8227         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8228         not free datarefs before ddrs.
8229
8230 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8231
8232         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8233         from the address built for a reference with variable offset.
8234
8235 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8236
8237         PR target/48237
8238         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8239         alternatives that can be handled with movq or movabsq insn.
8240         (*movdf_internal): Disable for !TARGET_64BIT.
8241         (*movdf_internal_nointeger): Ditto.
8242         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8243
8244 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8245
8246         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8247         (FUNCTION_ARG_ADVANCE): Likewise.
8248         * tm.texi.in: Change references to them to hook references.
8249         * tm.texi: Regenerate.
8250         * targhooks.c (default_function_arg): Eliminate check for target macro.
8251         (default_function_incoming_arg): Likewise.
8252         (default_function_arg_advance): Likewise.
8253         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8254         (function_arg_advance): Likewise.
8255         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8256
8257 2011-03-24  Richard Guenther  <rguenther@suse.de>
8258
8259         PR middle-end/48269
8260         * tree-object-size.c (addr_object_size): Do not double-account
8261         for MEM_REF offsets.
8262
8263 2011-03-24  Diego Novillo  <dnovillo@google.com>
8264
8265         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8266         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8267         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8268         Update all users.
8269         (lto_input_string): Rename from input_string.  Make extern.
8270         Update all users.
8271         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8272         output_string_with_length.
8273         Output 0 to indicate a non-NULL string.  Update all callers to
8274         not emit 0.
8275         (lto_output_string): Rename from output_string.  Make extern.
8276         Update all users.
8277         (lto_output_decl_state_streams): Make extern.
8278         (lto_output_decl_state_refs): Make extern.
8279         * lto-streamer.h (lto_input_string): Declare.
8280         (lto_input_data_block): Declare.
8281         (lto_output_string): Declare.
8282         (lto_output_string_with_length): Declare.
8283         (lto_output_decl_state_streams): Declare.
8284         (lto_output_decl_state_refs): Declare.
8285
8286 2011-03-24  Richard Guenther  <rguenther@suse.de>
8287
8288         PR tree-optimization/46562
8289         * tree.c (build_invariant_address): New function.
8290         * tree.h (build_invariant_address): Declare.
8291         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8292         a renamed function moved ...
8293         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8294         Take valueization callback parameter.
8295         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8296         * gimple-fold.h: New file.
8297         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8298         (ccp_fold, fold_const_aggregate_ref,
8299         fold_ctor_reference, fold_nonarray_ctor_reference,
8300         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8301         get_base_constructor): Move ...
8302         * gimple-fold.c: ... here.
8303         (gimple_fold_stmt_to_constant_1): New function
8304         split out from ccp_fold.  Take a valueization callback parameter.
8305         Valueize all operands.
8306         (gimple_fold_stmt_to_constant): New wrapper function.
8307         (fold_const_aggregate_ref_1): New function split out from
8308         fold_const_aggregate_ref.  Take a valueization callback parameter.
8309         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8310         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8311         invariant POINTER_PLUS_EXPRs to invariant form.
8312         (vn_valueize): New function.
8313         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8314         * tree-vrp.c (vrp_valueize): New function.
8315         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8316         to fold statements to constants.
8317         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8318         function declarations.
8319         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8320         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8321
8322 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8323
8324         * config/h8300/predicates.md (jump_address_operand): Fix register
8325         mode check.
8326
8327 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8328
8329         * doc/invoke.texi (max-stores-to-sink): Document.
8330         * params.h (MAX_STORES_TO_SINK): Define.
8331         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8332         if either vectorization or if-conversion is disabled.
8333         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8334         tree-vect-data-refs.c vect_equal_offsets.
8335         (dr_equal_offsets_p): New function.
8336         (find_data_references_in_bb): Remove static.
8337         * tree-data-ref.h (find_data_references_in_bb): Declare.
8338         (dr_equal_offsets_p): Likewise.
8339         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8340         (vect_drs_dependent_in_basic_block): Update calls to
8341         vect_equal_offsets.
8342         (vect_check_interleaving): Likewise.
8343         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8344         (cond_if_else_store_replacement): Rename to...
8345         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8346         documentation.
8347         (cond_if_else_store_replacement): New function.
8348         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8349         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8350
8351 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8352
8353         PR target/46934
8354         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8355         to subtract lower bound instead of GEN_INT().
8356
8357 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8358
8359         PR other/48179
8360         PR other/48221
8361         PR other/48234
8362         * doc/extend.texi (Alignment): Move section to match order in TOC.
8363         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8364         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8365
8366 2011-03-23  Jeff Law  <law@redhat.com>
8367
8368         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8369         before removing the edge.
8370
8371         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8372         it may have been freed by redirect_branch_edge or
8373         redirect_edge_succ_nodup.
8374
8375 2011-03-23  Richard Guenther  <rguenther@suse.de>
8376
8377         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8378         (check_va_list_escapes): Likewise.
8379         (check_all_va_list_escapes): Likewise.
8380
8381 2011-03-23  Richard Guenther  <rguenther@suse.de>
8382
8383         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8384         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8385         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8386         (alias.o): Likewise.
8387         (ipa-type-escape.o): Remove.
8388         (ipa-struct-reorg.o): Likewise.
8389         (GTFILES): Remove ipa-struct-reorg.c.
8390         * alias.c: Do not include ipa-type-escape.h.
8391         * tree-ssa-alias.c: Likewise.
8392         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8393         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8394         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8395         and ipa-type-escape passes.
8396         * tree-pass.h (pass_ipa_type_escape): Remove.
8397         (pass_ipa_struct_reorg): Likewise.
8398         * ipa-struct-reorg.h: Remove.
8399         * ipa-struct-reorg.c: Likewise.
8400         * ipa-type-escape.h: Likewise.
8401         * ipa-type-escape.c: Likewise.
8402         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8403         (--param struct-reorg-cold-struct-ratio): Likewise.
8404         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8405         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8406         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8407
8408 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8409
8410         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8411         cpu attribute value.
8412         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8413         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8414         * config/s390/s390.c (processor_flags_table): New constant array.
8415         (s390_handle_arch_option): Remove.
8416         (s390_handle_option): Remove s390_handle_arch_option invocations
8417         and OPT_mwarn_framesize_ handling.
8418         (s390_option_override): Remove s390_handle_arch_option invocation.
8419         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8420         warnings.
8421         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8422         * config/s390/s390.opt (s390_tune, s390_arch)
8423         (march=): Replace s390_arch_option enum and values with
8424         processor_type.  Set variable name to s390_arch.  Set
8425         initialization value.
8426         (mtune=): Replace s390_arch_option with processor_type.  Set
8427         variable name to s390_tune.  Set initialization value.
8428
8429 2011-03-23  Julian Brown  <julian@codesourcery.com>
8430
8431         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8432         accesses which are not naturally aligned.
8433
8434 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8435
8436         PR target/47553
8437         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8438
8439 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8440
8441         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8442         parameter from "int" to "enum insn_code".
8443         (expand_operand_type): New enum.
8444         (expand_operand): New structure.
8445         (create_expand_operand): New function.
8446         (create_fixed_operand, create_output_operand): Likewise
8447         (create_input_operand, create_convert_operand_to): Likewise.
8448         (create_convert_operand_from, create_address_operand): Likewise.
8449         (create_integer_operand): Likewise.
8450         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8451         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8452         (expand_insn, expand_jump_insn): Likewise.
8453         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8454         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8455         (expand_movstr, expand_builtin___clear_cache): Likewise.
8456         (expand_builtin_lock_release): Likewise.
8457         * explow.c (allocate_dynamic_stack_space): Likewise.
8458         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8459         and use the default handling in that case.
8460         * expmed.c (check_predicate_volatile_ok): Delete.
8461         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8462         (emit_cstore): Likewise.
8463         * expr.c (emit_block_move_via_movmem): Likewise.
8464         (set_storage_via_setmem, expand_assignment): Likewise.
8465         (emit_storent_insn, try_casesi): Likewise.
8466         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8467         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8468         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8469         (expand_twoval_unop, expand_twoval_binop): Likewise.
8470         (expand_unop_direct, emit_indirect_jump): Likewise.
8471         (emit_conditional_move, vector_compare_rtx): Likewise.
8472         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8473         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8474         (expand_sync_lock_test_and_set): Likewise.
8475         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8476         (emit_unop_insn): Likewise.
8477         (expand_copysign_absneg): Change icode to an insn_code.
8478         (create_convert_operand_from_type): New function.
8479         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8480         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8481         (expand_insn, expand_jump_insn): Likewise.
8482         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8483         than const_int_operand for operand 2.
8484
8485 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8486
8487         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8488         if possible.
8489
8490 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8491
8492         * emit-rtl.c (emit_pattern_before_noloc): New function.
8493         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8494         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8495         (emit_pattern_after_noloc): New function.
8496         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8497         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8498
8499 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8500
8501         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8502         (__ffsDI2): Likewise.
8503
8504 2011-03-22  Richard Henderson  <rth@redhat.com>
8505
8506         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8507         of !TARGET_ABI_OPEN_VMS.
8508         (alpha_trampoline_init, alpha_start_function): Likewise.
8509         (alpha_expand_epilogue, alpha_file_start): Likewise.
8510         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8511         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8512         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8513         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8514         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8515
8516 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8517
8518         * config/s390/s390-opts.h: New.
8519         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8520         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8521         s390_stack_guard): Remove.
8522         (s390_handle_arch_option): Return void.  Take enum
8523         s390_arch_option value instead of string and searching array.
8524         (s390_handle_option): Don't assert that global structures are in
8525         use.  Access variables via opts pointer.  Use error_at.  Don't use
8526         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8527         s390_handle_arch_option.
8528         (s390_option_override): Update call to s390_handle_arch_option.
8529         (s390_emit_prologue): Use %d format for s390_stack_size in
8530         diagnostic.  Use %wd for HOST_WIDE_INT.
8531         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8532         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8533         * config/s390/s390.opt (config/s390/s390-opts.h): New
8534         HeaderInclude entry.
8535         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8536         s390_arch_flags, s390_warn_framesize): New Variable entries.
8537         (s390_arch_option): New Enum and EnumValue entries.
8538         (march=): Use Enum instead of Var.
8539         (mstack-guard=, mstack-size=): Use UInteger and Var.
8540         (mtune=): Use Enum.
8541
8542 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8543
8544         * config/score/score.c (score_handle_option): Don't assert that
8545         global structures are in use.  Access target_flags via opts
8546         pointer.  Use value of -march= option to determine target_flags
8547         settings.
8548         * config/score/score.opt (march=): Use Enum.
8549         (score_arch): New Enum and EnumValue entries.
8550
8551 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8552
8553         * config/mep/mep.c (option_mtiny_specified): Remove.
8554         (mep_option_override): Move register handling for -mivc2 from
8555         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8556         instead of option_mtiny_specified.
8557         (mep_handle_option): Access target_flags via opts pointer.  Don't
8558         assert that global structures are in use.  Defer part of -mivc2
8559         handling and move it to mep_option_override.
8560         * config/mep/mep.opt (IVC2): New Mask entry.
8561         (mivc2): Use Var and Defer instead of Mask.
8562
8563 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8564
8565         * config/v850/v850-opts.h: New.
8566         * config/v850/v850.c (small_memory): Replace with
8567         small_memory_physical_max array.  Make that array static const.
8568         (v850_handle_memory_option): Take integer value of argument.  Take
8569         gcc_options pointer, option text and location.  Return void.
8570         Update for changes to small memory structures.
8571         (v850_handle_option): Access target_flags via opts pointer.  Don't
8572         assert that global structures are in use.  Update calls to
8573         v850_handle_memory_option.
8574         (v850_encode_data_area): Update references to small memory settings.
8575         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8576         (enum small_memory_type): Move to v850-opts.h.
8577         * config/v850/v850.opt (config/v850/v850-opts.h): New
8578         HeaderInclude entry.
8579         (small_memory_max): New Variable entry.
8580         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8581         (mtda, mzda): Likewise.
8582
8583 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8584
8585         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8586         pointer.  Don't assert that global structures are in use.
8587
8588 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8589
8590         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8591         via opts pointer.  Don't assert that global structures are in use.
8592
8593 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8594
8595         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8596         (munix=93): Use Var.
8597         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8598         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8599         * config/pa/pa-opts.h: New.
8600         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8601         (pa_handle_option): Don't assert that global structures are in
8602         use.  Access target_flags via opts pointer.  Don't handle
8603         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8604         OPT_munix_98 here.
8605         (pa_option_override): Handle deferred OPT_mfixed_range_.
8606
8607 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8608
8609         * config/mn10300/mn10300-opts.h: New.
8610         * config/mn10300/mn10300.c (mn10300_processor,
8611         mn10300_tune_string): Remove.
8612         (mn10300_handle_option): Don't assert that global structures are
8613         in use.  Access mn10300_processor via opts pointer.  Don't handle
8614         OPT_mtune_ here.
8615         * config/mn10300/mn10300.h (enum processor_type): Move to
8616         mn10300-opts.h.
8617         (mn10300_processor): Remove.
8618         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8619         HeaderInclude entry.
8620         (mn10300_processor): New Variable entry.
8621         (mtune=): Use Var.
8622
8623 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8624
8625         * config/microblaze/microblaze.c: Don't include opts.h.
8626         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8627         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8628         (mno-clearbss): Use Var and Warn.
8629
8630 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8631
8632         * config/m32r/m32r-opts.h: New.
8633         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8634         (m32r_handle_option): Don't assert that global structures are in
8635         use.  Access target_flags and m32r_cache_flush_func via opts
8636         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8637         OPT_mno_flush_trap here.
8638         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8639         include of m32r-opts.h.
8640         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8641         HeaderInclude entry.
8642         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8643         (mmodel=): Use Enum and Var.
8644         (m32r_model): New Enum and EnumValue entries.
8645         (mno-flush-trap): Use Var.
8646         (msdata=): Use Enum and Var.
8647         (m32r_sdata): New Enum and EnumValue entries.
8648
8649 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8650
8651         * config/m32c/m32c.c: Don't include opts.h.
8652         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8653         m32c_handle_option): Remove.
8654         (m32c_option_override): Check global_options_set.x_target_memregs
8655         instead of target_memregs_set.
8656         * config/m32c/m32c.h (target_memregs): Remove.
8657         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8658         variable.
8659
8660 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8661
8662         * config/iq2000/iq2000-opts.h: New.
8663         * config/iq2000/iq2000.c: Don't include opts.h.
8664         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8665         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8666         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8667         HeaderInclude entry.
8668         (iq2000_tune): New Variable entry.
8669         (march=): Add comment.  Use Enum.
8670         (iq2000_arch): New Enum and EnumValue entries.
8671         (mcpu=): Use Enum and Var.
8672         (iq2000_tune): New Enum and EnumValue entries.
8673
8674 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8675
8676         * config/ia64/ia64-opts.h: New.
8677         * config/ia64/ia64.c (ia64_tune): Remove.
8678         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
8679         here.  Use error_at.
8680         (ia64_option_override): Handle deferred OPT_mfixed_range_.
8681         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
8682         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
8683         HeaderInclude entry.
8684         (ia64_tune): New Variable entry.
8685         (mfixed-range=): Use Defer and Var.
8686         (mtune=): Use Enum and Var.
8687         (ia64_tune): New Enum and EnumValue entries.
8688
8689 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8690
8691         * config/frv/frv-opts.h: New.
8692         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
8693         frv-opts.h.
8694         (frv_cpu_type): Remove.
8695         * config/frv/frv.c: Don't include opts.h.
8696         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
8697         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
8698         (frv_cpu_type): New Variable entry.
8699         (frv_cpu): New Enum and EnumValue entries.
8700
8701 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8702
8703         * config/cris/cris.c (cris_handle_option): Access target_flags via
8704         opts pointer.  Don't assert that global structures are in use.
8705         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
8706         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
8707
8708 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8709
8710         * config/bfin/bfin-opts.h: New.
8711         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
8712         bfin_si_revision, bfin_workarounds): Remove.
8713         (bfin_cpus): Make static const.
8714         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
8715         not bfin_lib_id_given.
8716         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
8717         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
8718         pointer. Use error_at.  Don't assert that global structures are in use.
8719         * config/bfin/bfin.h: Include bfin-opts.h.
8720         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
8721         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
8722         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
8723         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
8724         entries.
8725
8726 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8727
8728         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
8729         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
8730         or -msoft-float here.
8731         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
8732         -msoft-float and -mhard-float.
8733         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
8734         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8735         msoft-float.
8736         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
8737         -msoft-float.
8738         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
8739         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
8740         not mhard-float.
8741         (LIBGCC_SPEC): Don't handle -msoft-float.
8742         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
8743         -mhard-float.
8744         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8745         msoft-float.
8746         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
8747         -mfloat-abi=*, not -msoft-float and -mhard-float.
8748         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
8749         -msoft-float.
8750         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
8751         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
8752         mhard-float and msoft-float.
8753         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
8754         mfloat-abi=soft in comments, not mhard-float and msoft-float.
8755         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8756         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
8757         mhard-float.
8758         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
8759         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
8760         msoft-float.
8761         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
8762         not mhard-float.
8763         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
8764         not msoft-float.
8765
8766 2011-03-22  Richard Henderson  <rth@redhat.com>
8767
8768         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
8769         TARGET_ABI_WINDOWS_NT.
8770         (alpha_output_function_end_prologue): Likewise.
8771         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
8772         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8773         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8774         (trap, *movsi_nt_vms): Likewise.
8775         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8776         (*tablejump_osf_nt_internal): Remove.
8777         * config/alpha/predicates.md (input_operand): Only test Pmode.
8778
8779 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8780
8781         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8782         via opts pointer.  Use error_at.  Don't assert that global
8783         structures are in use.
8784
8785 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8786
8787         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8788         (ix86_handle_option): Access ix86_isa_flags and
8789         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8790         global structures are in use.
8791         (ix86_function_specific_save, ix86_function_specific_restore):
8792         Update ix86_isa_flags_explicit field name.
8793         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8794         (ix86_isa_flags_explicit): Rename TargetSave entry to
8795         x_ix86_isa_flags_explicit.
8796
8797 2011-03-22  Richard Henderson  <rth@redhat.com>
8798
8799         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8800         (alpha_option_override, direct_return): Likewise.
8801         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8802         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8803         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8804         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8805         (alpha_expand_epilogue, alpha_end_function): Likewise.
8806         (alpha_init_libfuncs): Likewise.
8807         (struct machine_function): Remove unicosmk members.
8808         (print_operand) ['t']: Remove.
8809         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8810         unicosmk_output_module_name, unicosmk_output_common,
8811         current_section_align, unicosmk_output_text_section_asm_op,
8812         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8813         unicosmk_section_type_flags, unicosmk_unique_section,
8814         unicosmk_asm_named_section, unicosmk_insert_attributes,
8815         unicosmk_output_align, unicosmk_defer_case_vector,
8816         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8817         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8818         unicosmk_output_ssib, unicosmk_add_call_info_word,
8819         unicosmk_extern_head, unicosmk_output_default_externs,
8820         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8821         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8822         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8823         * config/alpha/alpha-protos.h: Update.
8824         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8825         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8826         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8827         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8828         (*mulsi_se, mulvsi3): Likewise.
8829         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8830         (*divmodsi_internal, call, call_value, realign): Likewise.
8831         (moddi3, umoddi3): Likewise; remove duplicate expander.
8832         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8833         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8834         (*movdi_nofix): Remove r/U alternative.
8835         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8836         * config/alpha/constraints.md ("U"): Remove.
8837         * config/alpha/predicates.md (call_operand"): Don't test
8838         TARGET_ABI_UNICOSMK.
8839
8840 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8841
8842         * target.def (handle_option): Take gcc_options and
8843         cl_decoded_option pointers and location_t.
8844         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8845         * doc/tm.texi: Regenerate.
8846         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8847         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8848         * lto-opts.c (lto_reissue_options): Generate option structure for
8849         targetm.handle_option call.
8850         * opts.c (target_handle_option): Update call to
8851         targetm.handle_option.  Remove assertions about values now passed
8852         down to hook.
8853         * targhooks.c (default_target_handle_option): New.
8854         * targhooks.h (default_target_handle_option): Declare.
8855         * config/alpha/alpha.c: Include opts.h.
8856         (alpha_handle_option): Update to new hook interface.
8857         * config/arm/arm.c: Include opts.h.
8858         (arm_handle_option): Update to new hook interface.
8859         * config/arm/t-arm (arm.o): Update dependencies.
8860         * config/bfin/bfin.c: Include opts.h.
8861         (bfin_handle_option): Update to new hook interface.
8862         * config/cris/cris.c: Include opts.h.
8863         (cris_handle_option): Update to new hook interface.
8864         * config/frv/frv.c: Include opts.h.
8865         (frv_handle_option): Update to new hook interface.
8866         * config/i386/i386.c: Include opts.h.
8867         (ix86_handle_option): Update to new hook interface.
8868         (ix86_valid_target_attribute_inner_p): Generate option structure
8869         for call to ix86_handle_option.
8870         * config/i386/t-i386 (i386.o): Update dependencies.
8871         * config/ia64/ia64.c: Include opts.h.
8872         (ia64_handle_option): Update to new hook interface.
8873         * config/ia64/t-ia64 (ia64.o): Update dependencies.
8874         * config/iq2000/iq2000.c: Include opts.h.
8875         (iq2000_handle_option): Update to new hook interface.
8876         * config/m32c/m32c.c: Include opts.h.
8877         (m32c_handle_option): Update to new hook interface.
8878         * config/m32r/m32r.c: Include opts.h.
8879         (m32r_handle_option): Update to new hook interface.
8880         * config/m68k/m68k.c: Include opts.h.
8881         (m68k_handle_option): Update to new hook interface.
8882         * config/mep/mep.c: Include opts.h.
8883         (mep_handle_option): Update to new hook interface.
8884         * config/microblaze/microblaze.c: Include opts.h.
8885         (microblaze_handle_option): Update to new hook interface.
8886         * config/mips/mips.c: Include opts.h.
8887         (mips_handle_option): Update to new hook interface.
8888         * config/mn10300/mn10300.c: Include opts.h.
8889         (mn10300_handle_option): Update to new hook interface.
8890         * config/pa/pa.c: Include opts.h.
8891         (pa_handle_option): Update to new hook interface.
8892         * config/pdp11/pdp11.c: Include opts.h.
8893         (pdp11_handle_option): Update to new hook interface.
8894         * config/rs6000/rs6000.c: Include opts.h.
8895         (rs6000_handle_option): Update to new hook interface.
8896         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8897         * config/rx/rx.c: Include opts.h.
8898         (rx_handle_option): Update to new hook interface.
8899         * config/s390/s390.c: Include opts.h.
8900         (s390_handle_option): Update to new hook interface.
8901         * config/score/score.c: Include opts.h.
8902         (score_handle_option): Update to new hook interface.
8903         * config/sh/sh.c: Include opts.h.
8904         (sh_handle_option): Update to new hook interface.
8905         * config/sparc/sparc.c: Include opts.h.
8906         (sparc_handle_option): Update to new hook interface.
8907         * config/v850/v850.c: Include opts.h.
8908         (v850_handle_option): Update to new hook interface.
8909
8910 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8911
8912         * gcc.c (driver_unknown_option_callback): Only permit and save
8913         unknown -Wno- options.
8914         (driver_wrong_lang_callback): Save options directly instead of via
8915         driver_unknown_option_callback.
8916
8917 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8918
8919         * combine.c (simplify_set): Try harder to find the best CC mode when
8920         simplifying a nested COMPARE on the RHS.
8921
8922 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8923
8924         * config/alpha/gnu.h: Remove.
8925         * config/arc: Remove directory.
8926         * config/arm/netbsd.h: Remove.
8927         * config/arm/t-pe: Remove.
8928         * config/crx: Remove directory.
8929         * config/i386/netbsd.h: Remove.
8930         * config/m68hc11: Remove directory.
8931         * config/m68k/uclinux-oldabi.h: Remove.
8932         * config/mcore/mcore-pe.h: Remove.
8933         * config/mcore/t-mcore-pe: Remove.
8934         * config/netbsd-aout.h: Remove.
8935         * config/rs6000/gnu.h: Remove.
8936         * config/sh/sh-symbian.h: Remove.
8937         * config/sh/symbian-base.c: Remove.
8938         * config/sh/symbian-c.c: Remove.
8939         * config/sh/symbian-cxx.c: Remove.
8940         * config/sh/symbian-post.h: Remove.
8941         * config/sh/symbian-pre.h: Remove.
8942         * config/sh/t-symbian: Remove.
8943         * config/svr3.h: Remove.
8944         * config/vax/netbsd.h: Remove.
8945         * config.build: Don't handle i[34567]86-*-pe.
8946         * config.gcc: Remove handling of deprecations for most deprecated
8947         targets.
8948         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
8949         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
8950         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
8951         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
8952         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
8953         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
8954         Remove cases.
8955         * config.host: Don't handle i[34567]86-*-pe.
8956         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
8957         (ASM_SPEC32): Don't handle -mcall-gnu.
8958         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
8959         -mcall-gnu.
8960         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
8961         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
8962         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8963         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
8964         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
8965         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
8966         conditional on SYMBIAN.
8967         * configure.ac: Don't handle powerpc*-*-gnu*.
8968         * configure: Regenerate.
8969         * doc/extend.texi (interrupt attribute): Don't mention CRX.
8970         * doc/install-old.texi (m6811, m6812): Don't mention.
8971         * doc/install.texi (arc-*-elf*): Don't document multilib option.
8972         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
8973         (m68k-uclinuxoldabi): Don't mention.
8974         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
8975         Remove.
8976         (-mcall-gnu): Remove.
8977         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
8978         families): Remove constraint documentation.
8979
8980 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
8981
8982         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
8983         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
8984         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
8985
8986 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8987
8988         PR target/48226
8989         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
8990         vector when peeking at the next token for vector, don't expand the
8991         keywords.
8992
8993 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
8994
8995         * config/avr/avr-protos.h (expand_epilogue): Change prototype
8996         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
8997         * config/avr/avr.c (init_cumulative_args)
8998         (avr_function_arg_advance): Use it.
8999         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
9000         sibcall epilogues.
9001         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
9002         (avr_function_ok_for_sibcall): ...this new function.
9003         (avr_lookup_function_attribute1): New static Function.
9004         (avr_naked_function_p, interrupt_function_p)
9005         (signal_function_p, avr_OS_task_function_p)
9006         (avr_OS_main_function_p): Use it.
9007         * config/avr/avr.md ("sibcall", "sibcall_value")
9008         ("sibcall_epilogue"): New expander.
9009         ("*call_insn", "*call_value_insn"): New insn.
9010         ("call_insn", "call_value_insn"): Remove
9011         ("call", "call_value", "epilogue"): Change expander to handle
9012         sibling calls.
9013
9014 2011-03-21  Nick Clifton  <nickc@redhat.com>
9015
9016         * doc/invoke.texi (Overall Options): Move closing brace to end of
9017         options list.
9018         (Optimization Options): Add missing @gol.
9019         (Directory Options): Likewise.
9020         (i386 and x86-64 Options): Likewise.
9021         (RS6000 and PowerPC Options): Likewise.
9022         (i386 and x86-64 Windows Options): Likewise.
9023         (V850 Options): Add text missing from descriptions.
9024
9025 2011-03-22  Richard Henderson  <rth@redhat.com>
9026
9027         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
9028         (avr_incoming_return_addr_rtx): New.
9029         (emit_push_byte): New.
9030         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
9031         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
9032         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
9033         (emit_pop_byte): New.
9034         (expand_epilogue): Use it.  Pop frame pointer by bytes.
9035         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
9036         (INCOMING_RETURN_ADDR_RTX): New.
9037         (INCOMING_FRAME_SP_OFFSET): New.
9038         (ARG_POINTER_CFA_OFFSET): New.
9039         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
9040         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
9041         (pophi): Remove.
9042
9043         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
9044
9045 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9046
9047         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9048         (FUNCTION_ARG_ADVANCE): Likewise.
9049         * tm.texi.in: Change references to them to hook references.
9050         * tm.texi: Regenerate.
9051         * targhooks.c (default_function_arg): Eliminate check for target
9052         macro.
9053         (default_function_incoming_arg): Likewise.
9054         (default_function_arg_advance): Likewise.
9055         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9056         (function_arg_advance): Likewise.
9057         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9058
9059 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9060
9061         * tree.c (build_call_1): New function.
9062         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
9063
9064 2011-03-22  Richard Guenther  <rguenther@suse.de>
9065
9066         PR tree-optimization/48228
9067         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
9068         for single-arg PHIs.
9069
9070 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
9071
9072         PR rtl-optimization/48143
9073         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
9074         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
9075         sse2_cvtps2pd): Likewise.
9076
9077 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9078
9079         * recog.c (canonicalize_change_group): Use validate_unshare_change.
9080
9081 2011-03-22  Richard Guenther  <rguenther@suse.de>
9082
9083         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
9084         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
9085         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
9086         and REALIGN_LOAD_EXPR.
9087         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
9088         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
9089         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
9090         DOT_PROD_EXPR case ...
9091         (expand_expr_real_2): ... here.
9092         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
9093         and REALIGN_LOAD_EXPR.
9094         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
9095         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
9096         (vect_create_epilog_for_reduction): Likewise.
9097         (vectorizable_reduction): Likewise.
9098         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
9099         * tree-vect-stmts.c (vectorizable_load): Likewise.
9100
9101 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9102
9103         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
9104
9105 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9106
9107         * config/s390/s390.c (s390_delegitimize_address): Fix offset
9108         handling for PLTOFF/GOTOFF.
9109
9110 2011-03-22  Nick Clifton  <nickc@redhat.com>
9111
9112         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
9113         trailing backslash from the end of the macro definition.
9114
9115 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9116
9117         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
9118         and PLT unspecs.
9119
9120 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
9121
9122         * expr.h (prepare_operand): Move to...
9123         * optabs.h (prepare_operand): ...here and change the insn code
9124         parameter from "int" to "enum insn_code".
9125         (insn_operand_matches): Declare.
9126         * expr.c (init_expr_target): Use insn_operand_matches.
9127         (compress_float_constant): Likewise.
9128         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
9129         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
9130         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
9131         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
9132         Likewise.
9133         (gen_cond_trap): Likewise.
9134         (prepare_operand): Likewise.  Change icode to an insn_code.
9135         (insn_operand_matches): New function.
9136         * reload.c (find_reloads_address_1): Use insn_operand_matches.
9137         * reload1.c (gen_reload): Likewise.
9138         * targhooks.c (default_secondary_reload): Likewise.
9139
9140 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9141
9142         * config/alpha/alpha.md (unspec): New define_c_enum.
9143         (unspecv): Ditto.
9144
9145 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9146
9147         PR debug/48214
9148         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
9149         between a call and its CALL_ARG_LOCATION note.
9150
9151 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
9152
9153         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
9154
9155 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9156
9157         PR c/42544
9158         PR c/48197
9159         * c-common.c (shorten_compare): If primopN is first sign-extended
9160         to opN and then zero-extended to result type, set primopN to opN.
9161
9162 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
9163
9164         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
9165         for barrier handlers.
9166
9167 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9168
9169         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
9170         UNSPEC constants to be in the unspec enumeration, and redefine
9171         all UNSPECV constants to be in the unspecv enumeration, so that
9172         dumps print which unspec/unspec_volatile this is.
9173         * config/rs6000/vector.md (UNSPEC_*): Ditto.
9174         * config/rs6000/paired.md (UNSPEC_*): Ditto.
9175         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
9176         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
9177         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
9178
9179         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
9180         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
9181         UNSPECV_LWSYNC, since these are used as unspec_volatile.
9182         * config/rs6000/sync.md (isync, lwsync): Ditto.
9183
9184 2011-03-21  Richard Guenther  <rguenther@suse.de>
9185
9186         * params.def (lto-min-partition): Fix typo.
9187
9188 2011-03-21  Richard Guenther  <rguenther@suse.de>
9189
9190         PR c/47939
9191         * c-decl.c (grokdeclarator): Drop to the main variant only
9192         for array types.  Drop flag_gen_aux_info check.
9193
9194 2011-03-21  Richard Guenther  <rguenther@suse.de>
9195
9196         PR translation/47911
9197         * params.def (lto-partitions): Fix typo.
9198         (lto-min-partition): Fix wording.
9199
9200 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
9201
9202         * config/rs6000/t-freebsd: Remove duplication from file.
9203
9204 2011-03-21  Richard Guenther  <rguenther@suse.de>
9205
9206         PR middle-end/47661
9207         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
9208
9209 2011-03-21  Richard Guenther  <rguenther@suse.de>
9210
9211         PR lto/48210
9212         * params.def (lto-partitions): Require at least 1 partition.
9213
9214 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9215
9216         * gthr-solaris.h: Remove.
9217         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
9218         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
9219         (LIB_SPEC): Likewise.
9220         * config/sol2.opt (threads): Remove.
9221         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9222         (sparc*-*-solaris2*): Likewise.
9223         * configure.ac (enable_threads): Enable solaris support.
9224         * configure: Regenerate.
9225         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9226         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9227         solaris.
9228
9229 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9230
9231         * config.gcc: Obsolete *-*-solaris2.8*.
9232         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9233
9234 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9235
9236         PR bootstrap/48135
9237         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9238         reference.  Solaris 8 perl works.
9239
9240 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9241
9242         PR bootstrap/48135
9243         * doc/install.texi (Prerequisites): Move jar etc. up.
9244         Explain support library version requirements.
9245
9246 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9247
9248         PR bootstrap/48135
9249         * doc/install.texi (Prerequisites): Move Perl to build
9250         requirements.  Always necessary on Solaris 2 with Sun ld.
9251
9252 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9253
9254         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9255         binutils 2.21.
9256         (Specific, i?86-*-solaris2.[89]): Likewise.
9257         (Specific, i?86-*-solaris2.10): Likewise.
9258         (Specific, mips-sgi-irix6): Likewise.
9259         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9260         Update for binutils 2.21.
9261
9262 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9263
9264         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9265         Allow -fuse-linker-plugin for non-default plugin linker.
9266         * configure: Regenerate.
9267
9268 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9269
9270         PR bootstrap/48167
9271         * gengtype.c (files_rules): Added rule for cp/parser.h.
9272
9273 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9274
9275         PR target/48213
9276         * config/s390/s390.c (s390_delegitimize_address): Don't call
9277         lowpart_subreg if orig_x has BLKmode.
9278
9279 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9280
9281         PR target/12171
9282         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9283         * tree.h (attribute_spec): Add new member affects_type_identity.
9284         * attribs.c (empty_attribute_table): Adjust attribute_spec
9285         initializers.
9286         * config/alpha/alpha.c: Likewise.
9287         * config/arc/arc.c: Likewise.
9288         * config/arm/arm.c: Likewise.
9289         * config/avr/avr.c: Likewise.
9290         * config/bfin/bfin.c: Likewise.
9291         * config/crx/crx.c: Likewise.
9292         * config/darwin.h: Likewise.
9293         * config/h8300/h8300.c: Likewise.
9294         * config/i386/cygming.h: Likewise.
9295         * config/i386/i386.c: Likewise.
9296         * config/ia64/ia64.c: Likewise.
9297         * config/m32c/m32c.c: Likewise.
9298         * config/m32r/m32r.c: Likewise.
9299         * config/m68hc11/m68hc11.c: Likewise.
9300         * config/m68k/m68k.c: Likewise.
9301         * config/mcore/mcore.c: Likewise.
9302         * config/mep/mep.c: Likewise.
9303         * config/microblaze/microblaze.c: Likewise.
9304         * config/mips/mips.c: Likewise.
9305         * config/rs6000/rs6000.c: Likewise.
9306         * config/rx/rx.c: Likewise.
9307         * config/sh/sh.c: Likewise.
9308         * config/sol2.h: Likewise.
9309         * config/sparc/sparc.c: Likewise.
9310         * config/spu/spu.c: Likewise.
9311         * config/stormy16/stormy16.c: Likewise.
9312         * config/v850/v850.c: Likewise.
9313
9314 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9315
9316         * simplify-rtx.c (simplify_binary_operation_1): Handle
9317         (xor (and A B) C) case when B and C are both constants.
9318
9319 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9320
9321         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9322
9323 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9324
9325         PR bootstrap/48168
9326         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9327
9328 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9329
9330         PR rtl-optimization/48156
9331         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9332         assume df and df_lr are not NULL.
9333
9334 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9335
9336         PR debug/48023
9337         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9338         between a call and its CALL_ARG_LOCATION note.
9339
9340 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9341
9342         PR debug/48178
9343         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9344         between a call and its corresponding CALL_ARG_LOCATION note.
9345
9346 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9347
9348         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9349         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9350         * haifa-sched.c (setup_ref_regs): Ditto.
9351         * caller-save.c (add_used_regs_1): Ditto.
9352         * dse.c (look_for_hardregs): Ditto.
9353         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9354         * sched-rgn.c (check_live_1): Ditto.
9355
9356 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9357
9358         * c-decl.c (diagnose_mismatched_decls): Give an error for
9359         redefining a typedef with variably modified type.
9360
9361 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9362
9363         * c-decl.c (grokfield): Don't allow typedefs for structures or
9364         unions with no tag by default.
9365         * doc/extend.texi (Unnamed Fields): Update.
9366
9367 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9368
9369         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9370         Rewrite using indirect functions.
9371         (lwp_slwpcb): Ditto.
9372         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9373         (avx_vinsertf128<mode>): Ditto.
9374
9375 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9376
9377         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9378         unspecs.
9379
9380 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9381
9382         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9383         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9384
9385 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9386
9387         PR rtl-optimization/48170
9388         * gcse.c (hoist_code): Remove bogus asserts.
9389
9390 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9391
9392         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9393         computation for prologue/epilogue.
9394
9395 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9396
9397         * Makefile.in (check-consistency): Remove.
9398
9399 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9400
9401         PR debug/48176
9402         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9403         arange_table_in_use is 0, but either text_section_used or
9404         cold_text_section_used is true.  Don't call it if
9405         !info_section_emitted.
9406
9407 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9408
9409         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9410         FUNCTION_VALUE_REGNO_P): Remove.
9411         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9412         Remove.
9413         * config/avr/avr.c (avr_ret_register): Make static inline.
9414         (avr_function_value_regno_p): New function.
9415         (avr_libcall_value): Make static. Add 'func' argument.
9416         (avr_function_value): Make static. Rename 'func' argument to
9417         'fn_decl_or_type', forward it to avr_libcall_value. Call
9418         avr_ret_register function instead of RET_REGISTER macro.
9419         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9420
9421 2011-03-18  Jason Merrill  <jason@redhat.com>
9422
9423         PR c++/23372
9424         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9425
9426 2011-03-18  Richard Guenther  <rguenther@suse.de>
9427
9428         * doc/install.texi (--enable-gold): Remove.
9429         (--with-plugin-ld): Document.
9430         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9431
9432 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9433
9434         PR middle-end/47790
9435         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9436         again after expansion changes.
9437
9438 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9439
9440         * combine.c (try_combine): Do simplification only call of
9441         subst() on i2 even when i1 is present. Update comments.
9442
9443 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9444
9445         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9446         and UNSPEC_PCREL_SYMOFF.
9447
9448 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9449
9450         * config/s390/s390.md: Use define_c_enum for the unspec constant
9451         definitions.
9452
9453 2011-03-18  Richard Henderson  <rth@redhat.com>
9454             Jakub Jelinek  <jakub@redhat.com>
9455
9456         PR bootstrap/48161
9457         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9458         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9459
9460 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9461
9462         PR middle-end/47725
9463         * combine.c (cant_combine_insn_p): Don't check zero/sign
9464         extended hard registers.
9465
9466 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9467
9468         PR middle-end/47725
9469         * combine.c (cant_combine_insn_p): Check zero/sign extended
9470         hard registers.
9471
9472 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9473
9474         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9475         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9476         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9477         Change return type to bool.
9478         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9479
9480 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9481
9482         PR debug/48163
9483         * var-tracking.c (prepare_call_arguments): If CALL target
9484         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9485         pc instead of looking it up using cselib_lookup and use
9486         Pmode for it if x has VOIDmode.
9487         * dwarf2out.c (gen_subprogram_die): If also both first and
9488         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9489
9490         PR debug/48163
9491         * function.c (assign_parms): For data.passed_pointer parms
9492         use MEM of data.entry_parm instead of data.entry_parm itself
9493         as DECL_INCOMING_RTL.
9494         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9495         also when passed and declared mode is the same, DECL_RTL
9496         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9497         a MEM too.
9498
9499 2011-03-16  Jeff Law  <law@redhat.com>
9500
9501         PR rtl-optimization/37273
9502         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9503         handle them like argument loads from stack slots.  Do not double
9504         count memory for memory constants and argument loads from stack slots.
9505
9506 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9507
9508         PR debug/48160
9509         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9510
9511 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9512
9513         PR target/48171
9514         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9515
9516 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9517
9518         PR bootstrap/48153
9519         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9520         if dwarf_strict.
9521         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9522         Clear call_arg_locations and call_arg_loc_last always.
9523
9524         PR middle-end/48152
9525         * var-tracking.c (prepare_call_arguments): If argument needs to be
9526         passed by reference, adjust argtype and mode.
9527
9528 2011-03-17  Richard Guenther  <rguenther@suse.de>
9529
9530         PR middle-end/48134
9531         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9532         a value make sure to fold the statement.
9533
9534 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9535
9536         PR target/43872
9537         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9538         return condition with !cfun->calls_alloca.
9539
9540 2011-03-17  Richard Guenther  <rguenther@suse.de>
9541
9542         PR bootstrap/48148
9543         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9544         origin for decls in other ltrans units.
9545         (input_varpool_node): Likewise.
9546
9547 2011-03-17  Richard Guenther  <rguenther@suse.de>
9548
9549         PR middle-end/48165
9550         * tree-object-size.c (compute_object_offset): Properly return
9551         the offset operand of MEM_REFs as sizetype.
9552
9553 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9554
9555         PR rtl-optimization/48141
9556         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9557         * dse.c: Include params.h.
9558         (active_local_stores_len): New variable.
9559         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9560         to NULL.
9561         (record_store, check_mem_read_rtx): Decrease it when removing
9562         from the chain.
9563         (scan_insn): Likewise.  Increase it when adding to chain, if it
9564         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9565         set active_local_stores to NULL before the addition.
9566         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9567
9568         PR rtl-optimization/48141
9569         * dse.c (record_store): If no positions are needed in an insn
9570         that cannot be deleted, at least unchain it from active_local_stores.
9571
9572 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9573
9574         PR debug/47510
9575         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9576         (lookup_type_die_strip_naming_typedef): ... here.
9577         (get_context_die): Use it.
9578         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9579         the anonymous struct named by the naming typedef.
9580
9581 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9582
9583         PR target/48154
9584         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9585         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9586
9587 2011-03-16  Jeff Law  <law@redhat.com>
9588
9589         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9590         check for operands of conditional.  Allow type to be a pointer.
9591
9592 2011-03-16  Richard Guenther  <rguenther@suse.de>
9593
9594         PR tree-optimization/48149
9595         * fold-const.c (fold_binary_loc): Fold
9596         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9597
9598 2011-03-16  Richard Guenther  <rguenther@suse.de>
9599
9600         PR tree-optimization/26134
9601         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9602         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9603         (non_rewritable_mem_ref_base): Handle complex type component
9604         accesses, constrain offsets for vector and complex extracts
9605         more properly.
9606
9607 2011-03-16  Richard Guenther  <rguenther@suse.de>
9608
9609         PR tree-optimization/48146
9610         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9611         operands avoiding the need for renaming.
9612
9613 2011-03-16  Richard Guenther  <rguenther@suse.de>
9614
9615         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9616         constant folding.  Move MEM_REF canonicalization first.
9617         Rely on fold_const_aggregate_ref for initializer folding.
9618         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9619
9620 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9621
9622         PR middle-end/48136
9623         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9624         arg0/arg1 or their arguments are always fold converted to matching
9625         types.
9626
9627         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9628         to nargs.
9629
9630 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9631
9632         PR lto/46944
9633         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9634         Handle in-tree gold.
9635         (ld_vers): Extract binutils version for gold.
9636         (gcc_cv_ld_hidden): Handle gold here.
9637         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9638         * configure: Regenerate.
9639         * config.in: Regenerate.
9640         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9641         -fuse-linker-plugin otherwise.
9642         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9643         (LINK_COMMAND_SPEC): Use it.
9644         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9645
9646 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9647
9648         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9649         * calls.c: Remove debug.h include.
9650         (emit_call_1): Don't call virtual_call_token debug hook.
9651         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9652         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9653         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9654         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9655         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9656         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9657         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9658         dwarf2out_virtual_call): Remove.
9659         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9660         copy_call_info and virtual_call hooks.
9661         (dwarf2out_init): Don't initialize vcall_insn_table,
9662         debug_dcall_section and debug_vcall_section.
9663         (prune_unused_types): Don't mark nodes from dcall_table.
9664         (dwarf2out_finish): Don't output dcall or vcall tables.
9665         * final.c (final_scan_insn): Don't call direct_call or
9666         virtual_call debug hooks.
9667         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9668         virtual_call_token, copy_call_info and virtual_call hooks.
9669         (debug_nothing_uid): Remove prototype.
9670         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
9671         copy_call_info and virtual_call hooks.
9672         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9673         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
9674         * debug.c (do_nothing_debug_hooks): Likewise.
9675         (debug_nothing_uid): Remove.
9676         * doc/invoke.texi (-fenable-icf-debug): Remove.
9677         * common.opt (-fenable-icf-debug): Likewise.
9678
9679         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
9680         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
9681         call's MEM.  Handle functions returning aggregate through a hidden
9682         first pointer.  For virtual calls add clobbered pc to call arguments
9683         chain.
9684         * dwarf2out.c (gen_subprogram_die): Emit
9685         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
9686         can't be emitted.
9687
9688         PR debug/45882
9689         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
9690         * rtl.h (ENTRY_VALUE_EXP): Define.
9691         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
9692         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
9693         * print-rtl.c (print_rtx): Likewise.
9694         * gengtype.c (adjust_field_rtx_def): Likewise.
9695         * var-tracking.c (vt_add_function_parameter): Adjust
9696         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
9697         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
9698         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
9699         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
9700         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
9701
9702         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
9703         Call var_location debug hook even on CALL_INSNs.
9704         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
9705         * rtl.def (ENTRY_VALUE): New.
9706         * dwarf2out.c: Include cfglayout.h.
9707         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
9708         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
9709         (struct call_arg_loc_node): New type.
9710         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
9711         tail_call_site_count): New variables.
9712         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
9713         DW_TAG_GNU_call_site_parameter.
9714         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
9715         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
9716         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
9717         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
9718         and DW_AT_GNU_all_source_call_sites.
9719         (mem_loc_descriptor): Handle ENTRY_VALUE.
9720         (add_src_coords_attributes): Don't add enything if
9721         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
9722         (dwarf2out_abstract_function): Save and clear call_arg_location,
9723         call_site_count and tail_call_site_count around dwarf2out_decl call.
9724         (gen_call_site_die): New function.
9725         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
9726         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
9727         (dwarf2out_function_decl): Clear call_arg_locations,
9728         call_arg_loc_last, set call_site_count and tail_call_site_count
9729         to -1 and free block_map.
9730         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
9731         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
9732         followed by any real instructions.
9733         (dwarf2out_begin_function): Set call_site_count and
9734         tail_call_site_count to 0.
9735         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
9736         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
9737         attempt to force a DIE for it and worst case remove the attribute.
9738         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
9739         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
9740         the decl itself.
9741         * var-tracking.c: Include tm_p.h.
9742         (vt_stack_adjustments): For calls call note_register_arguments.
9743         (argument_reg_set): New variable.
9744         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
9745         ensure the VALUE is resolved.
9746         (call_arguments): New variable.
9747         (prepare_call_arguments): New function.
9748         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
9749         (struct expand_loc_callback_data): Add ignore_cur_loc field.
9750         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
9751         always use the best expression.
9752         (vt_expand_loc): Add ignore_cur_loc argument.
9753         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
9754         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
9755         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
9756         note for all calls.
9757         (vt_add_function_parameter): Use cselib_lookup_from_insn.
9758         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
9759         argument.  Don't call cselib_preserve_only_values and
9760         cselib_reset_table.
9761         (note_register_arguments): New function.
9762         (vt_initialize): Compute argument_reg_set.  Call
9763         vt_add_function_parameters before processing basic blocks instead of
9764         afterwards.  For calls call prepare_call_arguments before calling
9765         cselib_process_insn.
9766         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
9767         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
9768         (var-tracking.o): Depend on $(TM_P_H).
9769         * cfglayout.h (insn_scope): New prototype.
9770         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
9771         * cfglayout.c (insn_scope): No longer static.
9772         * insn-notes.def (CALL_ARG_LOCATION): New.
9773         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9774         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9775         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9776         nothing for DECL_EXTERNAL BLOCK_VARS.
9777
9778 2011-03-16  Alan Modra  <amodra@gmail.com>
9779
9780         PR target/45844
9781         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9782         create invalid offset address for vsx splat insn.
9783         * config/rs6000/predicates.md (splat_input_operand): New.
9784         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9785
9786 2011-03-15  Xinliang David Li  <davidxl@google.com>
9787
9788         PR c/47837
9789         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9790         (normalize_preds): New function.
9791         (is_use_properly_guarded): Normalize def predicates.
9792
9793 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9794
9795         PR target/46788
9796         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9797         in the output template.
9798
9799 2011-03-15  Richard Guenther  <rguenther@suse.de>
9800
9801         PR middle-end/47650
9802         * tree-pretty-print.c (dump_function_declaration): Properly
9803         dump unprototyped and varargs function types.
9804
9805 2011-03-15  Richard Guenther  <rguenther@suse.de>
9806
9807         PR tree-optimization/13954
9808         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9809         and friends.
9810
9811 2011-03-15  Richard Guenther  <rguenther@suse.de>
9812
9813         PR tree-optimization/48037
9814         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9815         selects into BIT_FIELD_REFs.
9816         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9817         vector select.
9818
9819 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9820
9821         PR tree-optimization/48129
9822         * builtins.c (fold_builtin_snprintf): Convert to type of
9823         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9824         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9825
9826 2011-03-15  Richard Guenther  <rguenther@suse.de>
9827
9828         PR tree-optimization/41490
9829         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9830         value but with VUSE.
9831         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9832         return statements.
9833         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9834         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9835         * tree-tailcall.c (find_tail_calls): Ignore returns.
9836
9837 2011-03-15  Richard Guenther  <rguenther@suse.de>
9838
9839         PR middle-end/48031
9840         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9841         or variable-indexed array accesses when in gimple form.
9842
9843 2011-03-15  Richard Guenther  <rguenther@suse.de>
9844
9845         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9846
9847 2011-03-15  Alan Modra  <amodra@gmail.com>
9848
9849         PR target/48032
9850         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9851         presume symbol_refs without a symbol_ref_decl are suitably
9852         aligned, nor other trees we may see here.  Handle anchor symbols.
9853         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9854         Check cmodel=medium addresses.  Adjust all calls.
9855         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9856         creating cmodel=medium optimized access to locals.
9857         * config/rs6000/constraints.md (R): Pass QImode to
9858         legitimate_constant_pool_address_p.
9859         * config/rs6000/predicates.md (input_operand): Pass mode to
9860         legitimate_constant_pool_address_p.
9861         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
9862         Update prototype.
9863
9864 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9865
9866         PR target/48053
9867         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
9868         64-bit constants being loaded into registers other than GPRs such
9869         as loading 0 into a VSX register.
9870
9871 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9872
9873         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
9874
9875 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9876
9877         PR middle-end/47917
9878         * builtins.c (fold_builtin_snprintf): New function.
9879         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
9880         (fold_builtin_4): Likewise.
9881
9882         PR middle-end/38878
9883         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
9884         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
9885         and C - X == X also strip nops from +/-/p+ operand.
9886         When optimizing -X == C, fold C to arg0's type.
9887
9888         PR debug/47946
9889         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
9890         emit it as add_AT_int instead of add_AT_unsigned.
9891
9892 2011-03-14  Tom Tromey  <tromey@redhat.com>
9893
9894         * unwind-dw2.c: Include sys/sdt.h if it exists.
9895         (_Unwind_DebugHook): Use STAP_PROBE2.
9896         * config.in, configure: Rebuild.
9897         * configure.ac: Check for sys/sdt.h.
9898
9899 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
9900
9901         * config/i386/i386.md (ROUND_FLOOR): New constant.
9902         (ROUND_CEIL): Ditto.
9903         (ROUND_TRUNC): Ditto.
9904         (ROUND_MXCSR): Ditto.
9905         (ROUND_NO_EXC): Ditto.
9906         (rint<mode>2): Use new defines instead of numerical constants.
9907         (floor<mode>2): Ditto.
9908         (ceil<mode>2): Ditto.
9909         (btrunc<mode>2): Ditto.
9910         * config/i386/i386-builtin-types.def: Define ROUND function type
9911         aliases.
9912         * config/i386/i386.c (enum ix86_builtins): Add
9913         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
9914         (struct builtin_description): Add
9915         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
9916         (ix86_expand_sse_round): New static function.
9917         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
9918         function types.
9919         (ix86_builtin_vectorized_function): Handle
9920         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9921
9922 2011-03-14  Tom Tromey  <tromey@redhat.com>
9923
9924         * c-parser.c (c_parser_asm_string_literal): Clear
9925         warn_overlength_strings.
9926
9927 2011-03-14  Tom Tromey  <tromey@redhat.com>
9928
9929         * c-parser.c (disable_extension_diagnostics): Save
9930         warn_overlength_strings.
9931         (restore_extension_diagnostics): Restore warn_overlength_strings.
9932
9933 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9934
9935         * BASE-VER: Change to 4.7.0.
9936
9937 2011-03-14  Richard Guenther  <rguenther@suse.de>
9938
9939         PR middle-end/48098
9940         * tree.c (build_vector_from_val): Adjust assert to requirements
9941         and reality.
9942
9943 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9944
9945         PR bootstrap/48102
9946         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
9947
9948 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
9949
9950         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
9951         terms of target_flags_explicit. Adjust copyright year.
9952
9953         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
9954         * config/rs6000/t-freebsd: New file. Add override for
9955         LIB2FUNCS_EXTRA.
9956
9957 2011-03-13  Chris Demetriou  <cgd@google.com>
9958
9959         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
9960         (-fno-diagnostics-show-option): this, to reflect current default.
9961         (-Werror=): Update text about -fno-diagnostics-show-option.
9962
9963 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
9964
9965         PR target/48053
9966         * config/rs6000/predicates.md (easy_vector_constant_add_self,
9967         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
9968         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
9969         mode is not V2DImode or V2DFmode.
9970         (vspltis_constant): Do not handle V2DImode and V2DFmode.
9971         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
9972         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
9973         registers to 0.
9974         (movdi_internal64): Likewise.
9975
9976 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
9977
9978         PR tree-optimization/47127
9979         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
9980         parameter.
9981         (set_cloog_options): Same.
9982         (scop_to_clast): Same.
9983         (print_clast_stmt): Do not call cloog_state_malloc and
9984         cloog_state_free.
9985         (print_generated_program): Same.
9986         (gloog): Same.
9987         * graphite-clast-to-gimple.h (cloog_state): Declared.
9988         (scop_to_clast): Adjust declaration.
9989         * graphite.c (cloog_state): Defined here.
9990         (graphite_initialize): Call cloog_state_malloc.
9991         (graphite_finalize): Call cloog_state_free.
9992
9993 2011-03-11  Jason Merrill  <jason@redhat.com>
9994
9995         * attribs.c (lookup_attribute_spec): Take const_tree.
9996         * tree.h: Adjust.
9997
9998 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
9999
10000         * config/sparc/sparc.c (sparc_option_override): Use
10001         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
10002
10003 2011-03-11  Richard Guenther  <rguenther@suse.de>
10004
10005         PR tree-optimization/48067
10006         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
10007         multiplication result will be only used once on the target
10008         stmt.
10009
10010 2011-03-11  Richard Guenther  <rguenther@suse.de>
10011
10012         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
10013
10014 2011-03-11  Richard Guenther  <rguenther@suse.de>
10015
10016         PR lto/48073
10017         * tree.c (find_decls_types_r): Do not walk types only reachable
10018         from IDENTIFIER_NODEs.
10019
10020 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10021
10022         PR middle-end/48044
10023         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
10024         all vnode->force_output nodes as needed.
10025
10026 2011-03-11  Jason Merrill  <jason@redhat.com>
10027
10028         PR c++/48069
10029         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
10030         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
10031
10032 2011-03-11  Martin Jambor  <mjambor@suse.cz>
10033
10034         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
10035         cgraph_node.
10036
10037 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10038
10039         PR tree-optimization/48063
10040         * ipa-inline.c (cgraph_decide_inlining): Don't try to
10041         inline functions called once if !tree_can_inline_p (node->callers).
10042
10043 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
10044
10045         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
10046         extra_objs.
10047         * config/score/score3.c: Delete.
10048         * config/score/score3.h: Delete.
10049         * config/score/mul-div.S: Delete.
10050         * config/score/sfp-machine.h: Add new file.
10051         * config/score/constraints.md: Add new file.
10052         * config/score/t-score-softfp: Add new file.
10053         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
10054         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
10055         (score7_extra_constraint): Delete.
10056         (score7_option_override): Remove unused code.
10057         * config/score/score.c: Remove score3 and score5 define and code.
10058         * config/score/score.h: Remove score3 and score5 define and code.
10059         * config/score/score.md: Remove score3 template and unusual insn.
10060         * config/score/score.opt: Remove score3 and score5 options.
10061
10062 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10063
10064         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
10065         when _HPUX_SOURCE is defined.
10066         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
10067
10068 2011-03-10  Jason Merrill  <jason@redhat.com>
10069
10070         PR c++/48029
10071         * stor-layout.c (layout_type): Don't set structural equality
10072         on arrays of incomplete type.
10073         * tree.c (type_hash_eq): Handle comparing them properly.
10074
10075 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
10076
10077         PR debug/48043
10078         * config/s390/s390.c (s390_delegitimize_address): Make sure the
10079         result mode matches original rtl mode.
10080
10081 2011-03-10  Nick Clifton  <nickc@redhat.com>
10082
10083         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
10084         (andsi3, andsi3_flags): Fix timings for three operand alternative.
10085
10086 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
10087
10088         PR rtl-optimization/47866
10089         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
10090         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
10091         if target wasn't scalar.
10092         * function.c (assign_stack_temp_for_type): Assert that neither
10093         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
10094         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
10095         macro.
10096         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
10097
10098 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10099
10100         * config/s390/s390-protos.h (s390_label_align): New prototype.
10101         * config/s390/s390.c (s390_label_align): New function.
10102         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
10103
10104 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
10105
10106         PR target/47755
10107         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
10108         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
10109         (output_vec_const_move): Ditto.
10110
10111 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
10112
10113         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
10114         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
10115         * config/mips/mips.c (mips_preferred_reload_class): Make static.
10116         Change 'rclass' argument and result type to reg_class_t.
10117         (TARGET_PREFERRED_RELOAD_CLASS): Define.
10118
10119 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
10120
10121         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
10122         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
10123         (TARGET_MEMORY_MOVE_COST): Define.
10124         (avr_register_move_cost, avr_memory_move_cost): New Functions.
10125
10126 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
10127
10128         PR debug/47881
10129         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
10130         removed anything.
10131
10132         PR tree-optimization/48022
10133         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
10134         for EQ/NE_EXPR.
10135
10136 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
10137
10138         PR debug/47991
10139         * var-tracking.c (find_use_val): Return NULL for
10140         cui->sets && cui->store_p BLKmode MEMs.
10141
10142 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
10143
10144         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
10145         Remove.
10146         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
10147         xstormy16_print_operand_address): Remove.
10148         * config/stormy16/stormy16.c (xstormy16_print_operand,
10149         xstormy16_print_operand_address): Make static.
10150         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
10151
10152 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
10153
10154         PR target/47862
10155         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
10156         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
10157         before definition.
10158
10159 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
10160
10161         PR bootstrap/48000
10162         * cfgloopmanip.c (fix_bb_placements): Return immediately
10163         if FROM is BASE_LOOP's header.
10164
10165 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
10166
10167         * gimplify.c (gimplify_function_tree): Fix building calls
10168         to __builtin_return_address.
10169
10170 2011-03-07  Alan Modra  <amodra@gmail.com>
10171
10172         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
10173         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
10174         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
10175         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
10176         return_mode args.
10177         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
10178         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
10179         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
10180         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
10181         * config/rs6000/rs6000.c
10182         (rs6000_elf_end_indicate_exec_stack): Rename to..
10183         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
10184         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
10185         (rs6000_file_start): ..here.
10186         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
10187         file scope variables.
10188         (call_ABI_of_interest): New function.
10189         (init_cumulative_args): Set above vars when function return value
10190         is a float, vector, or small struct.
10191         (rs6000_function_arg_advance_1): Likewise for function args.
10192         (rs6000_va_start): Set rs6000_passes_float if variable arg function
10193         references float args.
10194
10195 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
10196
10197         * doc/cfg.texi: Remove "See" before @ref.
10198         * doc/invoke.texi: Likewise.
10199
10200 2011-03-05  Jason Merrill  <jason@redhat.com>
10201
10202         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
10203
10204 2011-03-05  Anthony Green  <green@moxielogic.com>
10205
10206         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
10207
10208 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
10209
10210         PR rtl-optimization/47899
10211         * cfgloopmanip.c (fix_bb_placements): Fix first argument
10212         to flow_loop_nested_p when moving the loop upward.
10213
10214 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
10215
10216         PR target/47719
10217         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
10218
10219 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
10220
10221         PR tree-optimization/47967
10222         * ipa-cp.c (build_const_val): Return NULL instead of creating
10223         VIEW_CONVERT_EXPR for mismatching sizes.
10224         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10225         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10226         give up on versioning.
10227
10228 2011-03-05  Alan Modra  <amodra@gmail.com>
10229
10230         PR target/47986
10231         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10232         full cmodel medium/large lo_sum + high addresses.
10233
10234 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10235
10236         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10237         pool references in UNSPEC_LTREL_OFFSET.
10238
10239 2011-03-04  Jan Hubicka  <jh@suse.cz>
10240
10241         PR lto/47497
10242         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10243         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10244         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10245         Add node pointers.
10246         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10247         cgraph_add_thunk): Add node pointers.
10248         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10249         associated to right node.
10250         (input_node): Update use of cgraph_same_body_alias
10251         and cgraph_add_thunk.
10252
10253 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10254
10255         * config/i386/i386.opt (mprefer-avx128): New flag.
10256         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10257         modes when the flag -mprefer-avx128 is on.
10258
10259 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10260
10261         * dwarf2out.c (compare_loc_operands): Fix address handling.
10262
10263 2011-03-04  Alan Modra  <amodra@gmail.com>
10264
10265         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10266
10267 2011-03-04  Richard Guenther  <rguenther@suse.de>
10268
10269         PR middle-end/47968
10270         * expmed.c (extract_bit_field_1): Prefer vector modes that
10271         vec_extract patterns can handle.
10272
10273 2011-03-04  Richard Guenther  <rguenther@suse.de>
10274
10275         PR middle-end/47975
10276         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10277
10278 2011-03-04  Richard Henderson  <rth@redhat.com>
10279
10280         * explow.c (emit_stack_save): Remove 'after' parameter.
10281         (emit_stack_restore): Likewise.
10282         * expr.h: Update to match.
10283         * builtins.c, calls.c, stmt.c: Likewise.
10284         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10285         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10286         * function.c (expand_function_end): Insert the emit_stack_save
10287         sequence before parm_birth_insn instead of after.
10288
10289 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10290
10291         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10292         (ssse3_pmaddubsw128): Ditto.
10293         (ssse3_pmaddubsw): Ditto.
10294
10295 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10296
10297         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10298
10299 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10300
10301         PR c/47963
10302         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10303         on TYPE_SIZE_UNIT if it is a DECL.
10304
10305         PR debug/47283
10306         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10307         first operand is not is_gimple_mem_ref_addr, try to fold it.
10308         If the operand still isn't is_gimple_mem_ref_addr, clear
10309         MEM_EXPR on op0.
10310
10311 2011-03-03  Richard Guenther  <rguenther@suse.de>
10312
10313         PR middle-end/47283
10314         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10315         match comment.
10316         (refs_may_alias_p_1): For release branches return true if
10317         we are confused by our input.
10318
10319 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10320
10321         * config/s390/s390.c (s390_function_value): Rename to ...
10322         (s390_function_and_libcall_value): ... this.
10323         (s390_function_value): New function.
10324         (s390_libcall_value): New function.
10325         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10326         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10327         target macro definitions.
10328         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10329
10330 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10331
10332         * config/i386/freebsd64.h (CC1_SPEC): Define.
10333         * config/i386/linux64.h (CC1_SPEC): Define.
10334         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10335
10336 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10337
10338         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10339         Remove.
10340         * config/stormy16/stormy16.c: Include reload.h.
10341         (xstormy16_memory_move_cost): New function.
10342         (TARGET_MEMORY_MOVE_COST): Define.
10343
10344 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10345
10346         PR rtl-optimization/47925
10347         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10348         with side effects.  Remove the more-specific check for volatile asms.
10349
10350 2011-03-02  Alan Modra  <amodra@gmail.com>
10351
10352         PR target/47935
10353         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10354         toc relative addresses for valid offsets.
10355
10356 2011-03-01  Richard Guenther  <rguenther@suse.de>
10357
10358         PR tree-optimization/47890
10359         * tree-vect-loop.c (get_initial_def_for_induction): Set
10360         related stmt properly.
10361
10362 2011-03-01  Richard Guenther  <rguenther@suse.de>
10363
10364         PR lto/47924
10365         * lto-streamer.c (lto_record_common_node): Also register
10366         the canonical type.
10367
10368 2011-03-01  Richard Guenther  <rguenther@suse.de>
10369
10370         PR lto/46911
10371         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10372         Do not stream DECL_ABSTRACT_ORIGIN.
10373         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10374         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10375         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10376         Do not stream DECL_ABSTRACT_ORIGIN.
10377         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10378         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10379
10380 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10381
10382         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10383         FUNCTION_VALUE_REGNO_P): Remove.
10384         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10385         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10386         Add 'outgoing' argument.
10387         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10388         function.
10389         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10390         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10391
10392 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10393
10394         PR debug/28047
10395         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10396         (lookup_filename): Likewise.
10397         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10398
10399 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10400             Jakub Jelinek  <jakub@redhat.com>
10401
10402         PR middle-end/47893
10403         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10404         (assign_stack_local_1): Change last argument type to int.
10405         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10406         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10407         don't record padding space into frame_space_list nor use those areas.
10408         (assign_stack_local): Adjust caller.
10409         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10410         of assign_stack_local, pass 0 as last argument.
10411         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10412         callers.
10413
10414 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10415
10416         PR debug/47283
10417         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10418         Use target address_mode and pointer_mode hooks instead of hardcoded
10419         Pmode and ptr_mode.  Handle some simple cases of extending if
10420         POINTERS_EXTEND_UNSIGNED < 0.
10421         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10422         Call convert_debug_memory_address.
10423         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10424         convert_debug_memory_address.
10425
10426         PR middle-end/46790
10427         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10428         * configure: Regenerated.
10429         * config.in: Regenerated.
10430         * varasm.c (default_function_section): Return NULL
10431         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10432
10433 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10434
10435         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10436         the description to match the printed values.
10437
10438 2011-02-28  Richard Guenther  <rguenther@suse.de>
10439
10440         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10441         of the copied scope tree.
10442
10443 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10444
10445         * doc/extend.texi (Function Attributes): Avoid deeply (and
10446         wrongly) nested tables.
10447
10448 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10449
10450         PR middle-end/47903
10451         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10452         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10453         r isn't op0 nor op1.
10454
10455 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10456
10457         * config/avr/avr.md: Remove magic comment for emacs.
10458
10459 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10460
10461         PR target/45261
10462         * config/avr/avr.c (avr_option_override): Use error on bad options.
10463         (avr_help): New function.
10464         (TARGET_HELP): Define.
10465
10466 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10467
10468         PR target/42240
10469         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10470         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10471
10472 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10473
10474         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10475         (ARM Options): Ditto.
10476         (i386 and x86-64 Options): Ditto.
10477         (RX Options): Ditto.
10478         (SPARC Options): Ditto.
10479
10480 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10481
10482         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10483         FreeBSD 6 and later.  Generally use cpu generic.
10484
10485 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10486
10487         * doc/cpp.texi: Update copyright years.
10488
10489 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10490
10491         PR target/46898
10492         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10493
10494 2011-02-25  Jon Beniston  <jon@beniston.com>
10495
10496         PR target/46898
10497         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10498         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10499         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10500         (lm32_block_move_inline): Add type cast to remove warning.
10501         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10502         (gen_int_relational): Move declarations to start of function.
10503
10504 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10505
10506         PR tree-optimization/45470
10507         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10508         can throw internally only.
10509         * tree-vect-stmts.c (vectorizable_call): Likewise.
10510
10511 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10512
10513         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10514         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10515         * config/stormy16/stormy16-protos.h
10516         (xstormy16_preferred_reload_class): Remove.
10517         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10518         static. Change 'rclass' argument and return type to reg_class_t.
10519         (TARGET_PREFERRED_RELOAD_CLASS,
10520         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10521
10522 2011-02-24  Richard Guenther  <rguenther@suse.de>
10523
10524         * lto-streamer-in.c (input_bb): Do not find referenced vars
10525         in debug statements.
10526
10527 2011-02-23  Jason Merrill  <jason@redhat.com>
10528
10529         * common.opt (fabi-version): Document v5 and v6.
10530
10531 2011-02-23  Richard Guenther  <rguenther@suse.de>
10532
10533         PR tree-optimization/47849
10534         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10535
10536 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10537
10538         * opts-common.c (decode_cmdline_option): Print empty string
10539         argument as "" in decoded->orig_option_with_args_text.
10540         * gcc.c (execute): Print empty string argument as ""
10541         in the verbose output.
10542         (do_spec_1): Keep empty string argument.
10543
10544 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10545
10546         * config.gcc: Declare score-* and crx-* obsolete.
10547
10548 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10549
10550         PR rtl-optimization/47763
10551         * web.c (web_main): Ignore naked clobber when replacing register.
10552
10553 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10554
10555         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10556         Remove.
10557
10558 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10559
10560         PR doc/47848
10561         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10562
10563 2011-02-22  Mike Stump  <mikestump@comcast.net>
10564
10565         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10566         assembler.
10567         * configure: Regenerate.
10568
10569 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10570
10571         PR rtl-optimization/46002
10572         * ira-color.c (update_copy_costs): Change class intersection
10573         test to reg_class_contents[] test of 'hard_regno'.
10574
10575 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10576
10577         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10578         than Driver option.
10579         * config/hpux11.opt (mt): Likewise.
10580         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10581         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10582         * config/vax/elf.opt (mno-asm-pic): Likewise.
10583         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10584
10585 2011-02-21  Mike Stump  <mikestump@comcast.net>
10586
10587         PR target/47822
10588         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10589         tree so we can get save the type.
10590         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10591         for CFString instead of trying to use past the end of the builtins.
10592         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10593         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10594         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10595         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10596         Rename to darwin_builtin_cfstring.
10597         (darwin_init_cfstring_builtins): Return the built type.
10598
10599 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10600
10601         PR target/47840
10602         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10603         (_mm256_insert_epi64): Use _mm_insert_epi64.
10604
10605 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10606
10607         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10608         * config/stormy16/stormy16-protos.h
10609         (xstormy16_mode_dependent_address_p): Remove.
10610         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10611         Make static. Change return type to bool. Change argument type to
10612         const_rtx. Remove dead code.
10613         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10614
10615 2011-02-21  Richard Guenther  <rguenther@suse.de>
10616
10617         PR lto/47820
10618         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10619         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10620         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10621         TUs context.
10622         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10623         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10624
10625 2011-02-20  Richard Guenther  <rguenther@suse.de>
10626
10627         PR lto/47822
10628         * tree.c (free_lang_data_in_decl): Clean builtins from
10629         the TU decl BLOCK_VARS.
10630
10631 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10632
10633         PR debug/47620
10634         PR debug/47630
10635         * haifa-sched.c (fix_tick_ready): Skip tick computation
10636         for debug insns.
10637
10638 2011-02-19  Richard Guenther  <rguenther@suse.de>
10639
10640         PR lto/47647
10641         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10642         Remove lazy BLOCK_VARS streaming.
10643         (lto_input_ts_block_tree_pointers): Likewise.
10644         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10645
10646 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10647
10648         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10649
10650 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10651
10652         * config/i386/biarch32.h, config/i386/mach.h,
10653         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10654
10655 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10656
10657         PR target/47800
10658         * config/i386/i386.md (peephole2 for shift and plus): Use
10659         operands[1] original mode in the first insn.
10660
10661 2011-02-18  Mike Stump  <mikestump@comcast.net>
10662
10663         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10664
10665 2011-02-18  Jan Hubicka  <jh@suse.cz>
10666
10667         PR middle-end/47788
10668         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10669         to zero when the function is not inlinable at all.
10670
10671 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10672
10673         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
10674         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10675         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
10676         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
10677         * config/pa/t-pa64: Likewise.
10678         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10679
10680 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10681
10682         PR driver/47787
10683         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
10684
10685 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10686
10687         PR target/47792
10688         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
10689
10690 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
10691
10692         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
10693         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
10694         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
10695         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
10696         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
10697         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
10698         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10699         m32r_load_postinc_p, m32r_store_preinc_predec_p,
10700         m32r_legitimate_address_p): New functions.
10701         * config/m32r/constraints.md (constraint "S"): Don't use
10702         STORE_PREINC_PREDEC_P.
10703         (constraint "U"): Don't use LOAD_POSTINC_P.
10704
10705 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
10706
10707         PR rtl-optimization/46178
10708         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
10709         compute ira_hard_regno_cover_class[].
10710
10711 2011-02-18  Richard Guenther  <rguenther@suse.de>
10712
10713         PR lto/47798
10714         * lto-streamer.h (lto_global_var_decls): Declare.
10715         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
10716         statics for global var processing.
10717
10718 2011-02-18  Richard Guenther  <rguenther@suse.de>
10719
10720         PR tree-optimization/47737
10721         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
10722         edge dominance check.
10723
10724 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10725
10726         PR debug/47780
10727         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
10728         avoid invalid rtx sharing.
10729
10730 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
10731
10732         * doc/cpp.texi (Obsolete Features): Add background on the
10733         origin of assertions.
10734
10735 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
10736
10737         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
10738         objc_abi == 2.
10739         * config/darwin.c (output_objc_section_asm_op): Added support for
10740         ABI v1 and v2.
10741         (is_objc_metadata): New.
10742         (darwin_objc2_section): New.
10743         (darwin_objc1_section): New.
10744         (machopic_select_section): Added support for ABI v1 and v2.
10745         (darwin_emit_objc_zeroed): New.
10746         (darwin_output_aligned_bss): Detect objc metadata and treat it
10747         appropriately.
10748         (darwin_asm_output_aligned_decl_common): Same.
10749         (darwin_asm_output_aligned_decl_local): Same.
10750         * config/darwin-sections.def: Updated for ABI v1 and v2.
10751         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
10752         compiling Objective-C code for the NeXT runtime, default to using
10753         ABI version 0 for 32-bit, and version 2 for 64-bit.
10754
10755 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10756
10757         * common.opt (optimize_fast): New Variable.
10758         * opts.c (default_options_optimization): Use opts->x_optimize_fast
10759         instead of local variable ofast.
10760
10761 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
10762
10763         * doc/invoke.texi (fobjc-abi-version): Documented.
10764         (fobjc-nilcheck): Documented.
10765         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
10766         version.
10767
10768 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10769
10770         PR driver/47390
10771         * common.opt (export-dynamic): New Driver option.
10772         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
10773
10774 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10775
10776         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10777
10778 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10779             Jan Hubicka  <jh@suse.cz>
10780
10781         PR debug/47106
10782         PR debug/47402
10783         * cfgexpand.c (account_used_vars_for_block): Remove.
10784         (estimated_stack_frame_size): Use referenced vars.
10785         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10786         that were referenced in the original function.  Test src_fn
10787         rather than cfun.  Drop redundant get_var_ann.
10788         (setup_one_parameter): Drop redundant get_var_ann.
10789         (declare_return_variable): Likewise.
10790         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10791         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10792         * ipa-inline.c (compute_inline_parameters): Do not compute
10793         disregard_inline_limits here.
10794         (compute_inlinable_for_current, pass_inlinable): New.
10795         (pass_inline_parameters): Require PROP_referenced_vars.
10796         * cgraphunit.c (cgraph_process_new_functions): Don't run
10797         compute_inline_parameters explicitly unless function is in SSA form.
10798         (cgraph_analyze_function): Set .disregard_inline_limits.
10799         * tree-sra.c (convert_callers): Compute inliner parameters
10800         only for functions already in SSA form.
10801
10802 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10803
10804         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10805         -mlittle-endian-data.
10806
10807 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10808
10809         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10810         -mno-fpu, not -fpu and -no-fpu.
10811         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10812         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10813
10814 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10815
10816         PR target/43653
10817         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10818         input reload with PLUS RTX.
10819
10820 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10821
10822         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10823         of InverseVar(MDMX).
10824
10825 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10826
10827         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10828         --m4-340.
10829
10830 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10831
10832         * config/mn10300/mn10300.opt (mno-crt0): New.
10833
10834 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10835
10836         * config/m68k/uclinux.opt (static-libc): New Driver option.
10837
10838 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10839
10840         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10841
10842 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10843
10844         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10845         %{muser-extend-enabled}.
10846
10847 2011-02-16  Richard Guenther  <rguenther@suse.de>
10848
10849         PR tree-optimization/47738
10850         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10851         the TODO from tree_predictive_commoning.
10852
10853 2011-02-15  Jeff Law  <law@redhat.com>
10854
10855         Revert
10856         2011-01-25  Jeff Law  <law@redhat.com>
10857
10858         PR rtl-optimization/37273
10859         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10860         handle them like argument loads from stack slots.  Do not double
10861         count memory for memory constants and argument loads from stack slots.
10862
10863 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10864
10865         PR middle-end/47725
10866         * combine.c (cant_combine_insn_p): Revert the last change.
10867
10868 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
10869
10870         PR target/47755
10871         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
10872         mode for vector constants.  Remove code that checks for TImode.
10873
10874 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10875
10876         PR debug/47106
10877         PR debug/47402
10878         * cgraph.h (compute_inline_parameters): Return void.
10879         * ipa-inline.c (compute_inline_parameters): Adjust.
10880
10881 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10882
10883         PR debug/47106
10884         PR debug/47402
10885         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
10886         rather than decl.
10887         * cfgexpand.c (estimated_stack_frame_size): Likewise.
10888         * ipa-inline.c (compute_inline_parameters): Adjust.
10889
10890 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10891
10892         PR debug/47106
10893         PR debug/47402
10894         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
10895         Adjust all users.  Pass FN to...
10896         * tree-flow-inline.h (first_referenced_var): ... this.  Add
10897         fn argument.
10898         * ipa-struct-reorg.c: Adjust.
10899         * tree-dfa.c: Adjust.
10900         * tree-into-ssa.c: Adjust.
10901         * tree-sra.c: Adjust.
10902         * tree-ssa-alias.c: Adjust.
10903         * tree-ssa-live.c: Adjust.
10904         * tree-ssa.c: Adjust.
10905         * tree-ssanames.c: Adjust.
10906         * tree-tailcall.c: Adjust.
10907
10908 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10909
10910         PR debug/47106
10911         PR debug/47402
10912         * tree-flow.h (referenced_var_lookup): Add fn parameter.
10913         Adjust all callers.
10914         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
10915         * tree-flow-inline.h: Adjust.
10916         * gimple-pretty-print.c: Adjust.
10917         * tree-into-ssa.c: Adjust.
10918         * tree-ssa.c: Adjust.
10919         * cfgexpand.c: Adjust.
10920
10921 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10922
10923         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
10924         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10925         (EXTRA_CONSTRAINT): Delete.
10926         * config/iq2000/constraints.md: New file.
10927         * config/iq2000/iq2000.md: Include it.
10928         (define_insn ""): Delete.
10929         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
10930         unsupported constraint letters from patterns.
10931         (call_value, call_value_internal1): Likewise.
10932         (call_value_multiple_internal1): Likewise.
10933
10934 2011-02-15  Nick Clifton  <nickc@redhat.com>
10935
10936         * config/mn10300/mn10300.c: Include tm-constrs.h.
10937         (struct liw_data): New data structure describing an LIW candidate
10938         instruction.
10939         (extract_bundle): Use struct liw_data.  Allow small integer
10940         operands for some instructions.
10941         (check_liw_constraints): Use struct liw_data.  Remove swapped
10942         parameter.  Add comments describing the checks.  Fix bug when
10943         assigning the source of liw1 to the source of liw2.
10944         (liw_candidate): Delete.  Code moved into extract_bundle.
10945         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
10946         before swapping.
10947         * config/mn10300/predicates.md (liw_operand): New predicate.
10948         Allows registers and small integer constants.
10949         * config/mn10300/constraints.md (O): New constraint.  Accetps
10950         integers in the range -8 to +7 inclusive.
10951         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
10952         for moving a small integer into a register.  Give this alternative
10953         LIW attributes.
10954         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
10955         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
10956         using the J,K,L and M constraints,
10957         (liw): Remove SI mode on second operands to allow for HI and QI
10958         mode values.
10959         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
10960         instruction.
10961
10962 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10963
10964         PR middle-end/47725
10965         * combine.c (cant_combine_insn_p): Check zero/sign extended
10966         hard registers.
10967
10968 2011-02-15  Richard Guenther  <rguenther@suse.de>
10969
10970         PR tree-optimization/47743
10971         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
10972         for a non-type-compatible VN lookup bail out.
10973
10974 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10975
10976         * config/fr30/constraints.md: New file.
10977         * config/fr30/fr30.md: Include it.
10978         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
10979         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10980         (EXTRA_CONSTRAINT): Delete.
10981
10982 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10983
10984         * config/frv/constraints.md: New file.
10985         * config/frv/predicates.md: Include it.
10986         * config/frv/frv.c (reg_class_from_letter): Delete.
10987         (frv_option_override): Don't initialize it.
10988         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
10989         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
10990         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10991         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10992         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
10993         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10994         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
10995         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
10996         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
10997         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
10998         (REG_CLASS_FROM_CONSTRAINT): Delete.
10999
11000 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
11001
11002         PR middle-end/47581
11003         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
11004         if frame size is 0 in a leaf function.
11005
11006 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11007
11008         PR pch/14940
11009         * config/alpha/host-osf.c: New file.
11010         * config/alpha/x-osf: New file.
11011         * config.host (alpha*-dec-osf*): Use it.
11012
11013 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11014
11015         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11016         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
11017         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
11018         (rx_mode_dependent_address_p): ...this. Make static. Change argument
11019         type to const_rtx.
11020         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11021
11022 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11023
11024         * config/stormy16/constraints.md: New file.
11025         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
11026         Use satisfies_constraint_Q and satisfies_constraint_R.
11027         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
11028         Delete.
11029         (xstormy16_legitiamte_address_p): Declare.
11030         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
11031         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11032         (EXTRA_CONSTRAINT): Delete.
11033         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
11034         Un-staticize.
11035         (xstormy16_extra_constraint_p): Delete.
11036
11037 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
11038
11039         PR tree-optimization/46494
11040         * loop-unroll.c (split_edge_and_insert): Adjust comment.
11041         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
11042         (pass_rtl_loop_done): Add TODO_verify_flow.
11043         * fwprop.c (pass_rtl_fwprop): Likewise.
11044         * modulo-sched.c (pass_sms): Likewise.
11045         * tree-ssa-dom.c (pass_dominator): Likewise.
11046         * tree-ssa-loop-ch.c (pass_ch): Likewise.
11047         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
11048         (pass_tree_loop_done): Likewise.
11049         * tree-ssa-pre.c (execute_pre): Likewise.
11050         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11051         * tree-ssa-sink.c (pass_sink_code): Likewise.
11052         * tree-vrp.c (pass_vrp): Likewise.
11053
11054 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11055
11056         * config/v850/constraints.md: New file.
11057         * config/v850/v850.md: Include it.
11058         * config/v850/predicates.md (reg_or_0_operand): Use
11059         satisfies_constraint_G.
11060         (special_symbolref_operand): Use satisfies_constraint_K.
11061         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
11062         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
11063         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
11064         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11065         (EXTRA_CONSTRAINT): Delete.
11066         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
11067         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
11068         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
11069
11070 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11071
11072         PR target/47696
11073         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
11074         description.
11075
11076 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11077
11078         * config/mcore/constraints.md: New file.
11079         * config/mcore/mcore.md: Include it.
11080         * config/mcore/mcore.c (reg_class_from_letter): Delete.
11081         * config/mcore/mcore.h (reg_class_from_letter): Delete.
11082         (REG_CLASS_FROM_LETTER): Delete.
11083         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
11084         insn_const_int_ok_for_constraint.
11085         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
11086         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
11087         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11088         (EXTRA_CONSTRAINT): Delete.
11089
11090 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11091
11092         PR ada/41929
11093         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
11094         (IS_SIGHANDLER): Define.
11095         (sparc64_is_sighandler): New function, split off from
11096         sparc64_fallback_frame_state.
11097         (sparc_is_sighandler): New function, split off from
11098         sparc_fallback_frame_state.
11099         (sparc64_fallback_frame_state): Merge with ...
11100         (sparc_fallback_frame_state): ... this into ...
11101         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
11102         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
11103         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
11104         stack instead of hardcoded offsets.
11105
11106 2011-02-14  Andriy Gapon  <avg@freebsd.org>
11107
11108         PR target/45808
11109         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
11110
11111 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11112
11113         * configure: Regenerate.
11114
11115 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
11116
11117         PR driver/45731
11118         * gcc.c (asm_options): Correct spec matching --target-help.
11119
11120 2011-02-12  Martin Jambor  <mjambor@suse.cz>
11121
11122         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
11123         to gimple call error.
11124
11125 2011-02-12  Mike Stump  <mikestump@comcast.net>
11126
11127         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
11128         comments in backslash regions.
11129
11130 2011-02-12  Mike Stump  <mikestump@comcast.net>
11131             Jakub Jelinek  <jakub@redhat.com>
11132             Iain Sandoe  <iains@gcc.gnu.org>
11133
11134         PR target/47324
11135         * dwarf2out.c (output_cfa_loc): When required, apply the
11136         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
11137         (output_loc_sequence): Likewise.
11138         (output_loc_operands_raw): Likewise.
11139         (output_loc_sequence_raw): Likewise.
11140         (output_cfa_loc): Likewise.
11141         (output_loc_list): Suppress register number adjustment when
11142         calling output_loc_sequence()
11143         (output_die): Likewise.
11144
11145 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
11146
11147         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11148         Remove macros.
11149         * config/xtensa/xtensa.c (xtensa_register_move_cost,
11150         xtensa_memory_move_cost): New functions.
11151         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
11152
11153 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
11154
11155         PR lto/47225
11156         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
11157         in the current directory.
11158         * configure: Rebuilt.
11159
11160 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11161
11162         * config/darwin.c (darwin_override_options): Add a hunk missed
11163         from the commit of r168571.  Trim comment line lengths and
11164         correct indents of the preceding block.
11165
11166 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11167
11168         * gcc.c (driver_handle_option): Concatenate the argument to -F with
11169         the switch.
11170
11171 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11172
11173         * common.opt (nostartfiles): New Driver option.
11174
11175 2011-02-11  Xinliang David Li  <davidxl@google.com>
11176
11177         PR tree-optimization/47707
11178         * tree-chrec.c (convert_affine_scev): Keep type precision.
11179
11180 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
11181
11182         PR tree-optimization/47420
11183         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
11184
11185 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
11186
11187         PR rtl-optimization/47614
11188         * rtl.h (check_for_inc_dec): Declare.
11189         * dse.c (check_for_inc_dec): Externalize...
11190         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
11191         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
11192
11193 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11194
11195         PR driver/47678
11196         * gcc.c (main): Do not compile inputs if there were errors in
11197         option handling.
11198         * opts-common.c (read_cmdline_option): Check for wrong language
11199         after other error checks.
11200
11201 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
11202
11203         * cgraph.c: Fix comment typos.
11204         * cgraph.h: Likewise.
11205         * cgraphunit.c: Likewise.
11206         * ipa-cp.c: Likewise.
11207         * ipa-inline.c: Likewise.
11208         * ipa-prop.c: Likewise.
11209         * ipa-pure-const.c: Likewise.
11210         * ipa-ref.c: Likewise.
11211         * ipa-reference.c: Likewise.
11212
11213 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
11214
11215         PR debug/47684
11216         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
11217
11218 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11219
11220         PR testsuite/47400
11221         * doc/sourcebuild.texi (Require Support): Document
11222         dg-require-ascii-locale.
11223
11224 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11225
11226         * doc/lto.texi (Write summary): Fix missing parentheses.
11227
11228 2011-02-10  DJ Delorie  <dj@redhat.com>
11229
11230         * config/m32c/m32c.c (m32c_option_override): Disable
11231         -fcombine-stack-adjustments until flag value tracking and compare
11232         optimization can be rewritten.
11233
11234 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11235
11236         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11237         PROCESSOR_POWER7.
11238         (PROCESSOR_DEFAULT64): Likewise.
11239
11240 2011-02-10  Richard Henderson  <rth@redhat.com>
11241
11242         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11243         change from 2011-02-03.
11244         * config/rx/rx.c (flags_from_code): Likewise.
11245         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11246         is valid, n/pz otherwise.
11247         (rx_select_cc_mode): Return CCmode if Y is not zero.
11248
11249 2011-02-10  Richard Guenther  <rguenther@suse.de>
11250
11251         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11252
11253 2011-02-10  Richard Guenther  <rguenther@suse.de>
11254
11255         PR tree-optimization/47677
11256         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11257
11258 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11259
11260         PR target/47665
11261         * combine.c (make_compound_operation): Only change shifts into
11262         multiplication for SCALAR_INT_MODE_P.
11263
11264 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11265
11266         PR testsuite/47622
11267         Revert
11268         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11269         PR debug/42631
11270         * web.c (entry_register): Don't clobber the number of the
11271         first uninitialized reference in used[].
11272
11273 2011-02-09  Richard Guenther  <rguenther@suse.de>
11274
11275         PR tree-optimization/47664
11276         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11277         all edges again.
11278
11279 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11280
11281         PR target/46481
11282         PR target/47032
11283         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11284         PROCESSOR_POWER7.
11285         (PROCESSOR_DEFAULT64): Same.
11286         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11287
11288 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11289
11290         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11291
11292 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11293
11294         PR middle-end/45505
11295         * tree-sra.c (struct access): New flags grp_scalar_read and
11296         grp_scalar_write.  Changed description of assignment read and write
11297         flags.
11298         (dump_access): Dump new flags, reorder all of them.
11299         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11300         to detect multiple scalar reads.
11301         (analyze_access_subtree): Use the new scalar read write flags instead
11302         of the old flags.  Adjusted comments.
11303
11304 2011-02-08  DJ Delorie  <dj@redhat.com>
11305
11306         PR target/47548
11307         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11308         patterns.
11309
11310 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11311
11312         * config/m68k/uclinux.opt: New.
11313         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11314
11315 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11316
11317         * config/cris/elf.opt (sim): New Driver option.
11318
11319 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11320
11321         * config/xtensa/elf.opt: New.
11322         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11323
11324 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11325
11326         * config/vax/elf.opt: New.
11327         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11328
11329 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11330
11331         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11332
11333 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11334
11335         * config/gnu-user.opt: New.
11336         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11337         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11338         *-*-uclinux*): Use gnu-user.opt.
11339
11340 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11341
11342         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11343         * config/i386/gnu.h (CPP_SPEC): Likewise.
11344
11345 2011-02-08  Ian Lance Taylor  <iant@google.com>
11346
11347         * common.opt (fcx-limited-range): Add SetByCombined flag.
11348         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11349         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11350         (fassociative-math, freciprocal-math): Likewise.
11351         (funsafe-math-optimizations): Likewise.
11352         * opth-gen.awk: Handle SetByCombined.
11353         * optc-gen.awk: Likewise.
11354         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11355         (set_unsafe_math_optimizations_flags): Likewise.
11356         * doc/options.texi (Option properties): Document SetByCombined.
11357
11358 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11359
11360         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11361         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11362         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11363         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11364         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11365
11366 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11367
11368         PR tree-optimization/46834
11369         PR tree-optimization/46994
11370         PR tree-optimization/46995
11371         * graphite-sese-to-poly.c (used_outside_reduction): New.
11372         (detect_commutative_reduction): Call used_outside_reduction.
11373         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11374         translate_scalar_reduction_to_array only when at least one
11375         loop-phi/close-phi tuple has been detected.
11376
11377 2011-02-08  Richard Guenther  <rguenther@suse.de>
11378
11379         PR middle-end/47639
11380         * tree-vect-generic.c (expand_vector_operations_1): Update
11381         stmts here ...
11382         (expand_vector_operations): ... not here.  Cleanup EH info
11383         and the CFG if required.
11384
11385 2011-02-08  Richard Guenther  <rguenther@suse.de>
11386
11387         PR tree-optimization/47641
11388         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11389         require type compatibility.
11390
11391 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11392
11393         * gimple-low.c (lower_function_body): Don't remove the location of
11394         the return statement here.
11395         (lower_gimple_return): Do it here instead but only if the return
11396         statement is actually used twice.
11397
11398 2011-02-08  Richard Guenther  <rguenther@suse.de>
11399
11400         PR tree-optimization/47632
11401         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11402         unused up_to_stmt parameter, return whether cfg-cleanup is
11403         necessary, remove EH info properly.
11404         (forward_propagate_into_gimple_cond): Adjust caller.
11405         (forward_propagate_into_cond): Likewise.
11406         (forward_propagate_comparison): Likewise.
11407         (tree_ssa_forward_propagate_single_use_vars): Make
11408         forward_propagate_comparison case similar to the two others.
11409
11410 2011-02-08  Nick Clifton  <nickc@redhat.com>
11411
11412         * config/mn10300/mn10300.opt (mliw): New command line option.
11413         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11414         (liw_bundling): New automaton.
11415         (liw): New attribute.
11416         (liw_op): New attribute.
11417         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11418         (movsi_internal): Add LIW attributes.
11419         (andsi3): Likewise.
11420         (iorsi3): Likewise.
11421         (xorsi3): Likewise.
11422         (addsi3): Separate register and immediate alternatives.
11423         Add LIW attributes.
11424         (subsi3): Likewise.
11425         (cmpsi): Likewise.
11426         (aslsi3): Likewise.
11427         (lshrsi3): Likewise.
11428         (ashrsi3): Likewise.
11429         (liw): New pattern.
11430         * config/mn10300/mn10300.c (liw_op_names): New
11431         (mn10300_print_operand): Handle 'W' operand descriptor.
11432         (extract_bundle): New function.
11433         (check_liw_constraints): New function.
11434         (liw_candidate): New function.
11435         (mn10300_bundle_liw): New function.
11436         (mn10300_reorg): New function.
11437         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11438         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11439         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11440         __LIW__ or __NO_LIW__.
11441         * doc/invoke.texi: Describe the -mliw command line option.
11442
11443 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11444
11445         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11446         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11447         pthread_mutex_unlock): Remove.
11448         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11449         * config/pa/t-pa64: Likewise.
11450         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11451         shared libc if not linking against libpthread.
11452         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11453
11454 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11455
11456         PR target/47558
11457         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11458         on 10.6 and later to ensure that we always use the unwinder from
11459         the system.  Only add -no_compact_unwind when tarteting darwin
11460         10.6 or later.
11461
11462 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11463
11464         PR target/46997
11465         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11466         (vec_interleave_lowv2sf): Ditto.
11467         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11468         (vec_extract_oddv2sf): Ditto.
11469
11470 2011-02-07  Mike Stump  <mikestump@comcast.net>
11471
11472         PR target/42333
11473         Add __ieee_divdc3 entry point.
11474         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11475         entry point.
11476         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11477         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11478         * config/darwin.c (darwin_rename_builtins): Add.
11479         * config/darwin-protos.h (darwin_rename_builtins): Add.
11480
11481 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11482
11483         PR target/47636
11484         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11485         for the condition.
11486
11487 2011-02-07  Mike Stump  <mikestump@comcast.net>
11488
11489         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11490
11491 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11492
11493         PR target/47534
11494         * config/avr/libgcc.S (exit): Move .endfunc
11495
11496 2011-02-07  Richard Guenther  <rguenther@suse.de>
11497
11498         PR tree-optimization/47615
11499         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11500         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11501         (run_scc_vn): Initialize it.
11502         (visit_reference_op_load): Use it.
11503         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11504
11505 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11506
11507         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11508         DImode trapping arithmetic libfuncs.
11509
11510 2011-02-07  Richard Guenther  <rguenther@suse.de>
11511
11512         PR tree-optimization/47621
11513         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11514         two duplicates ...
11515         (execute_update_addresses_taken): ... here.  Make it more
11516         conservative in what we accept.
11517
11518 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11519
11520         * config/sparc/freebsd.h (ASM_SPEC): Define.
11521         * config/sparc/vxworks.h (ASM_SPEC): Define.
11522
11523 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11524
11525         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11526
11527 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11528
11529         * doc/invoke.texi: Remove reference to compiler internals from
11530         user documentation.
11531
11532         * reg-notes.def: Remove REG_VALUE_PROFILE.
11533         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11534
11535 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11536
11537         PR middle-end/47610
11538         * varasm.c (default_section_type_flags): If decl is NULL,
11539         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11540
11541 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11542
11543         PR debug/42631
11544         * web.c (entry_register): Don't clobber the number of the
11545         first uninitialized reference in used[].
11546
11547 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11548
11549         PR tree-optimization/46194
11550         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11551         (build_classic_dist_vector_1): Do not represent classic distance
11552         vectors when the access functions are variating in different loops.
11553
11554 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11555
11556         * config/mips/iris6.opt: New.
11557         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11558
11559 2011-02-04  Richard Henderson  <rth@redhat.com>
11560             Steve Ellcey  <sje@cup.hp.com>
11561
11562         PR target/46997
11563         * config/ia64/predicates.md (mux1_brcst_element): New.
11564         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11565         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11566         (ia64_unpack_sign): New.
11567         (ia64_expand_unpack): Rewrite using new routines.
11568         (ia64_expand_widen_sum): Ditto.
11569         (ia64_expand_dot_prod_v8qi): Ditto.
11570         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11571         routines, add endian check.
11572         (pmpy2_even): Rename from pmpy2_r, add endian check.
11573         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11574         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11575         (vec_widen_smult_hi_v4hi): Ditto.
11576         (vec_widen_umult_lo_v4hi): Ditto.
11577         (vec_widen_umult_hi_v4hi): Ditto.
11578         (mulv2si3): Change endian checks.
11579         (sdot_prodv4hi): Rewrite with new calls.
11580         (udot_prodv4hi): New.
11581         (vec_pack_ssat_v4hi): Add endian check.
11582         (vec_pack_usat_v4hi): Ditto.
11583         (vec_pack_ssat_v2si): Ditto.
11584         (max1_even): Rename from max1_r, add endian check.
11585         (max1_odd): Rename from max1_l, add endian check.
11586         (*mux1_rev): Format change.
11587         (*mux1_mix): Ditto.
11588         (*mux1_shuf): Ditto.
11589         (*mux1_alt): Ditto.
11590         (*mux1_brcst_v8qi): Use new predicate.
11591         (vec_extract_evenv8qi): Remove endian check.
11592         (vec_extract_oddv8qi): Ditto.
11593         (vec_interleave_lowv4hi): Format change.
11594         (vec_interleave_highv4hi): Ditto.
11595         (mix2_even): Rename from mix2_r, add endian check.
11596         (mix2_odd): Rename from mux2_l, add endian check.
11597         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11598         (vec_extract_evenodd_helper): Format change.
11599         (vec_extract_evenv4hi): Remove endian check.
11600         (vec_extract_oddv4hi): Remove endian check.
11601         (vec_interleave_lowv2si): Format change.
11602         (vec_interleave_highv2si): Format change.
11603         (vec_initv2si): Remove endian check.
11604         (vecinit_v2si): Add endian check.
11605         (reduc_splus_v2sf): Add endian check.
11606         (reduc_smax_v2sf): Ditto.
11607         (reduc_smin_v2sf): Ditto.
11608         (vec_initv2sf): Remove endian check.
11609         (fpack): Add endian check.
11610         (fswap): Add endian check.
11611         (vec_interleave_highv2sf): Add endian check.
11612         (vec_interleave_lowv2sf): Add endian check.
11613         (fmix_lr): Add endian check.
11614         (vec_setv2sf): Format change.
11615         (*vec_extractv2sf_0_be): Use shift to extract operand.
11616         (*vec_extractv2sf_1_be): New.
11617         (vec_pack_trunc_v4hi): Add endian check.
11618         (vec_pack_trunc_v2si): Format change.
11619
11620 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11621
11622         PR inline-asm/23200
11623         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11624         do bb, locus and block comparison and disallow loads if it is not set.
11625         (stmt_is_replaceable_p): New function.
11626         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11627         callers.
11628         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11629         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11630         SSA_NAME_DEF_STMT.
11631         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11632
11633 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11634
11635         * config/rs6000/xilinx.opt: New.
11636         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11637
11638 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11639
11640         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11641
11642 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11643
11644         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11645         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11646         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11647         secondary_reload_info, xtensa_secondary_reload): Remove.
11648         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11649         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11650         (xtensa_preferred_reload_class): Make static. Change return and
11651         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11652         Use CONST_DOUBLE_P predicate.
11653         (xtensa_preferred_output_reload_class): New function.
11654         (xtensa_secondary_reload): Make static.
11655
11656 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11657
11658         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11659         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11660         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11661
11662 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11663
11664         PR middle-end/31490
11665         * output.h (SECTION_RELRO): Define.
11666         (SECTION_MACH_DEP): Adjust.
11667         (get_variable_section): New prototype.
11668         * varpool.c (varpool_finalize_named_section_flags): New function.
11669         (varpool_assemble_pending_decls): Call it.
11670         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
11671         * cgraphunit.c (cgraph_output_in_order): Call
11672         varpool_finalize_named_section_flags.
11673         * varasm.c (get_section): Allow section flags conflicts between
11674         relro and read-only sections if the section hasn't been declared yet.
11675         Set SECTION_OVERRIDE after diagnosing section type conflict.
11676         (get_variable_section): No longer static.
11677         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
11678         readonly sections that need relocations.
11679         (decl_readonly_section_1): New function.
11680         (decl_readonly_section): Use it.
11681
11682         Revert:
11683         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
11684                     Steve Ellcey  <sje@cup.hp.com>
11685
11686         PR middle-end/31490
11687         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
11688         if section attribute used.
11689
11690 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11691
11692         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
11693         * config/darwin.c (SECTION_NO_ANCHOR): Define.
11694         (darwin_init_sections): Remove assertion.
11695
11696 2011-02-03  Nick Clifton  <nickc@redhat.com>
11697
11698         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
11699         lt and ge.
11700         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
11701         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
11702         instead of "n" and "pz".
11703         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
11704         CC_FLAG_S.
11705
11706 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11707
11708         PR target/47312
11709         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
11710         fma, expand FMA_EXPR as fma{,f,l} call.
11711
11712         PR lto/47274
11713         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
11714         copy them into a unsigned char variable and pass address of it to
11715         lto_output_data_stream.
11716
11717         PR target/47564
11718         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
11719         around backend_init_target and lang_dependent_init_target calls.
11720         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
11721         (verify_cgraph_node): Don't call set_cfun here.  Use
11722         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
11723         Set error_found for incorrectly represented calls to thunks.
11724
11725 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11726
11727         PR debug/43092
11728         PR rtl-optimization/43494
11729         * rtl.h (for_each_inc_dec_fn): New type.
11730         (for_each_inc_dec): Declare.
11731         * rtlanal.c (struct for_each_inc_dec_ops): New type.
11732         (for_each_inc_dec_find_inc_dec): New fn.
11733         (for_each_inc_dec_find_mem): New fn.
11734         (for_each_inc_dec): New fn.
11735         * dse.c (struct insn_size): Remove.
11736         (replace_inc_dec, replace_inc_dec_mem): Remove.
11737         (emit_inc_dec_insn_before): New fn.
11738         (check_for_inc_dec): Use it, along with for_each_inc_dec.
11739         (canon_address): Pass mem modes to cselib_lookup.
11740         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
11741         (cselib_lookup_from_insn): Likewise.
11742         (cselib_subst_to_values): Likewise.
11743         * cselib.c (find_slot_memmode): New var.
11744         (cselib_find_slot): New fn.  Use it instead of
11745         htab_find_slot_with_hash everywhere.
11746         (entry_and_rtx_equal_p): Use find_slot_memmode.
11747         (autoinc_split): New fn.
11748         (rtx_equal_for_cselib_p): Rename and implement in terms of...
11749         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
11750         Deal with autoinc.  Special-case recursion into MEMs.
11751         (cselib_hash_rtx): Likewise.
11752         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
11753         address and MEM modes.
11754         (cselib_subst_to_values): Add memmode, pass it on.
11755         Deal with autoinc.
11756         (cselib_lookup): Add memmode argument, pass it on.
11757         (cselib_lookup_from_insn): Add memmode.
11758         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
11759         (struct cselib_record_autoinc_data): New.
11760         (cselib_record_autoinc_cb): New fn.
11761         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
11762         mode to cselib_lookup.  Reset autoinced REGs here instead of...
11763         (cselib_process_insn): ... here.
11764         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
11765         to cselib_lookup.
11766         (add_uses): Likewise, also to cselib_subst_to_values.
11767         (add_stores): Likewise.
11768         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
11769         cselib_subst_to_values.
11770         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
11771         * gcse.c (do_local_cprop): Adjusted.
11772         * postreload.c (reload_cse_simplify_set): Adjusted.
11773         (reload_cse_simplify_operands): Adjusted.
11774         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11775
11776 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11777
11778         PR tree-optimization/45122
11779         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11780         unsafe assumptions when there's more than one loop exit.
11781
11782 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11783
11784         PR target/47272
11785         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11786         Document using vector double with the load/store builtins, and
11787         that the load/store builtins always use Altivec instructions.
11788
11789         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11790         to use altivec memory instructions, even on VSX.
11791         (vector_altivec_store_<mode>): Ditto.
11792
11793         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11794         function.
11795
11796         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11797         V2DF, V2DI support to load/store overloaded builtins.
11798
11799         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11800         altivec load/store builtins for V2DF/V2DI types.
11801
11802         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11803         set avoid indexed addresses on power6 if -maltivec.
11804         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11805         vector_altivec_load/vector_altivec_store builtins.
11806         (altivec_expand_st_builtin): Ditto.
11807         (altivec_expand_builtin): Add VSX memory builtins.
11808         (rs6000_init_builtins): Add V2DI types to internal types.
11809         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11810         load/store builtins.
11811         (rs6000_address_for_altivec): Insure memory address is appropriate
11812         for Altivec.
11813
11814         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11815         vec_vsx_ld and vec_vsx_st.
11816         (vsx_store_<mode>): Ditto.
11817
11818         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11819         variables to hold long long types for VSX vector memory builtins.
11820         (RS6000_BTI_unsigned_long_long): Ditto.
11821         (long_long_integer_type_internal_node): Ditti.
11822         (long_long_unsigned_type_internal_node): Ditti.
11823
11824         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11825         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11826         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11827
11828         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11829         short cuts.
11830         (vec_vsx_st): Ditto.
11831
11832 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11833
11834         * config/pa/pa-hpux10.opt: New.
11835         * config/hpux11.opt (pthread): New Driver option.
11836         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11837         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11838
11839 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11840
11841         * config/ia64/vms.opt: New.
11842         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11843
11844 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11845
11846         PR target/47580
11847         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11848         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11849         generator functions.
11850         (vsx_floatuns<VSi><mode>2): Ditto.
11851         (vsx_fix_trunc<mode><VSi>2): Ditto.
11852         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11853
11854 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11855
11856         * config/i386/djgpp.opt (posix): New Driver option.
11857
11858 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
11859
11860         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
11861         Move to the unsupported targets list.
11862
11863 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
11864
11865         PR rtl-optimization/47525
11866         * df-scan.c: Update copyright years.
11867         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
11868         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
11869
11870 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11871
11872         * config/i386/sysv4.h (TARGET_VERSION): Remove.
11873         (SUBTARGET_RETURN_IN_MEMORY): Remove.
11874         (ASM_OUTPUT_ASCII): Remove.
11875         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
11876
11877 2011-02-02  Jeff Law  <law@redhat.com>
11878
11879         PR middle-end/47543
11880         * reload.c (find_reloads_address): Handle reg+d address where both
11881         components are invalid by reloading the entire address.
11882
11883 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11884             Richard Guenther  <rguenther@suse.de>
11885
11886         PR tree-optimization/40979
11887         PR bootstrap/47044
11888         * passes.c (init_optimization_passes): After LIM call copy_prop
11889         and DCE to clean up.
11890         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
11891
11892 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11893
11894         PR tree-optimization/47576
11895         PR tree-optimization/47555
11896         * doc/invoke.texi (scev-max-expr-complexity): Documented.
11897         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11898         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
11899         * tree-scalar-evolution.c (follow_ssa_edge): Use
11900         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
11901
11902 2011-02-02  Richard Guenther  <rguenther@suse.de>
11903
11904         PR tree-optimization/47566
11905         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
11906
11907 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11908
11909         PR debug/47106
11910         PR debug/47402
11911         * tree-inline.c (declare_return_variable): Remove unused caller
11912         variable.
11913
11914         PR debug/47106
11915         PR debug/47402
11916         * tree-flow-inline.h (clear_is_used, is_used_p): New.
11917         * cfgexpand.c (account_used_vars_for_block): Use them.
11918         * tree-nrv.c (tree_nrv): Likewise.
11919         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
11920         (dump_scope_block): Likewise.
11921         (remove_unused_locals): Likewise.
11922
11923         PR debug/47106
11924         PR debug/47402
11925         * tree-inline.c (declare_return_variable): Add result decl to
11926         local decls only once.
11927         * gimple-low.c (record_vars_into): Mark newly-created variables
11928         as referenced.
11929
11930 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11931
11932         PR debug/47498
11933         PR debug/47501
11934         PR debug/45136
11935         PR debug/45130
11936         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11937         debug insns.
11938         (no_real_insns_p, schedule_block, set_priorities): Drop special
11939         treatment of boundary debug insns.
11940         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11941         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
11942         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11943         (BOUNDARY_DEBUG_INSN_P): Likewise.
11944         (SCHEDULE_DEBUG_INSN_P): Likewise.
11945         * sched-rgn.c (init_ready_list): Drop special treatment of
11946         boundary debug insns.
11947         * final.c (rest_of_clean_state): Clear notes' BB.
11948
11949 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11950
11951         * config/openbsd.opt (assert=): New Driver option.
11952
11953 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11954
11955         * config/i386/nto.opt: New.
11956         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
11957
11958 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11959
11960         * config/i386/netware.opt: New.
11961         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
11962
11963 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11964
11965         * config/interix.opt (posix): New Driver option.
11966
11967 2011-02-01  DJ Delorie  <dj@redhat.com>
11968
11969         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
11970
11971         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
11972         class for A0/A1.
11973
11974 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
11975
11976         PR tree-optimization/47561
11977         * toplev.c (process_options): Print the Graphite flags.  Add
11978         flag_loop_flatten to the list of options requiring Graphite.
11979
11980 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11981
11982         * config/i386/cygming.opt (posix): New Driver option.
11983
11984 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11985
11986         * config/arm/vxworks.opt: New.
11987         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
11988
11989 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11990
11991         * config/alpha/elf.opt: New.
11992         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
11993         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
11994
11995 2011-02-01  Richard Guenther  <rguenther@suse.de>
11996
11997         PR tree-optimization/47559
11998         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
11999         store-motion on references that can throw.
12000
12001 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
12002
12003         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
12004         * tree-pass.h (TDF_CSELIB): New macro.
12005         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
12006         cselib_lookup): Check for it rather than for TDF_DETAILS.
12007
12008 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
12009
12010         PR driver/47547
12011         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
12012         is HOST_BIT_BUCKET.
12013
12014         * opts.c (finish_options): Don't add x_aux_base_name if it is
12015         HOST_BIT_BUCKET.
12016
12017 2011-02-01  Richard Guenther  <rguenther@suse.de>
12018
12019         PR tree-optimization/47555
12020         Revert
12021         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
12022
12023         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12024
12025 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12026
12027         PR gcc/46692
12028         * config/lm32/t-lm32: Add multilib for all CPU options.
12029
12030 2011-02-01  Richard Guenther  <rguenther@suse.de>
12031
12032         PR tree-optimization/47541
12033         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12034         sure to have a field at offset zero.
12035
12036 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12037
12038         * config/arc/arc.opt (EB, EL): New Driver options.
12039
12040 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12041
12042         * config/alpha/osf5.opt: New.
12043         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
12044
12045 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12046
12047         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
12048
12049 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
12050
12051         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
12052         -floop-interchange.
12053         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
12054         is an alias of -floop-interchange and that it requires the
12055         Graphite infrastructure.
12056         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
12057         flag_loop_interchange based on the value of flag_tree_loop_linear.
12058
12059 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
12060             Richard Guenther  <rguenther@suse.de>
12061
12062         PR tree-optimization/47538
12063         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
12064         type instead of r1type, except for comparisons.  For right
12065         shifts and comparisons punt if there are mismatches in
12066         sizetype vs. non-sizetype types.
12067
12068 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12069
12070         * doc/sourcebuild.texi (Effective-Target Keywords): Document
12071         avx_runtime.
12072
12073 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12074
12075         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
12076         version number.
12077         * configure: Regenerate.
12078
12079 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12080
12081         * configure.ac (gcc_cv_ld_static_option): Define.
12082         (gcc_cv_ld_dynamic_option): Define.
12083         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
12084         instead.
12085         (HAVE_LD_STATIC_DYNAMIC): Update message.
12086         (LD_STATIC_OPTION): Define.
12087         (LD_DYNAMIC_OPTION): Define.
12088         * configure: Regenerate.
12089         * config.in: Regenerate.
12090         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
12091         HAVE_LD_STATIC_DYNAMIC]: Use them.
12092
12093 2011-01-31  Nick Clifton  <nickc@redhat.com>
12094
12095         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
12096         registers inside interrupt handlers if the handler is not a leaf
12097         function.
12098
12099 2011-01-31  Nick Clifton  <nickc@redhat.com>
12100
12101         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
12102         reg_renumber returning an INVALID_REGNUM.
12103
12104 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12105
12106         PR libgcj/44341
12107         * doc/install.texi: Document host options discarded when cross
12108         configuring target libraries.
12109
12110 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12111
12112         Reverted:
12113         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12114         PR debug/45136
12115         PR debug/45130
12116         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12117         debug insns.
12118         (no_real_insns_p, schedule_block, set_priorities): Drop special
12119         treatment of boundary debug insns.
12120         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12121         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12122         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12123         (BOUNDARY_DEBUG_INSN_P): Likewise.
12124         (SCHEDULE_DEBUG_INSN_P): Likewise.
12125         * sched-rgn.c (init_ready_list): Drop special treatment of
12126         boundary debug insns.
12127         * final.c (rest_of_clean-state): Clear notes' BB.
12128
12129 2011-01-31  Alan Modra  <amodra@gmail.com>
12130
12131         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
12132         toc relative expressions as we do in print_operand_address.
12133
12134 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
12135
12136         * doc/extend.texi: Follow spelling conventions.
12137         * doc/invoke.texi: Fix a typo.
12138
12139 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
12140
12141         * config/hpux11.opt: New.
12142         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
12143         ia64*-*-hpux*): Use hpux11.opt.
12144
12145 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
12146
12147         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
12148         to tmake_file.
12149
12150 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12151
12152         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
12153         support sites.
12154
12155 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12156
12157         * doc/install.texi (Binaries): Remove outdated reference for
12158         Motorola 68HC11/68HC12 downloads.
12159
12160 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12161
12162         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
12163         Drepper's paper.
12164
12165 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
12166
12167         PR bootstrap/47147
12168         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
12169         used by NetBSD.
12170
12171 2011-01-28  Ahmad Sharif  <asharif@google.com>
12172
12173         * value-prof.c (check_counter): Corrected error message.
12174
12175 2011-01-29  Jie Zhang  <jie@codesourcery.com>
12176
12177         * config/arm/arm.c (arm_legitimize_reload_address): New.
12178         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12179         arm_legitimize_reload_address.
12180         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
12181
12182 2011-01-28  Ian Lance Taylor  <iant@google.com>
12183
12184         * godump.c (go_define): Ignore macros whose definitions include
12185         two adjacent operands.
12186
12187 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
12188
12189         PR target/42894
12190         * varasm.c (force_const_mem): Store copy of x in desc->constant
12191         instead of x itself.
12192         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
12193         itself into REG_EQUAL note.
12194
12195 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
12196
12197         * config/freebsd.opt (posix, rdynamic): New Driver options.
12198
12199 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12200
12201         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
12202         -Bstatic/-Bdynamic.
12203         * configure: Regenerate.
12204
12205 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
12206
12207         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
12208         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
12209
12210 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
12211
12212         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
12213         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
12214         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12215         (s390_preferred_reload_class): Make static. Change return and
12216         'rclass' argument type to reg_class_t.
12217
12218 2011-01-27  Jan Hubicka  <jh@suse.cz>
12219
12220         PR middle-end/46949
12221         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12222         (process_function_and_variable_attributes): Check defined weakrefs.
12223
12224 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12225
12226         PR tree-optimization/47228
12227         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12228         build_ref_for_offset.
12229
12230 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12231
12232         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12233
12234 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12235
12236         PR rtl-optimization/46856
12237         * postreload.c (reload_combine_recognize_const_pattern): Do not
12238         separate cc0 setter and user on cc0 targets.
12239
12240 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12241
12242         PR c/43082
12243         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12244         passed a VOID_TYPE expression, immediately emit an error and
12245         return error_mark_node.
12246
12247 2011-01-26  Jeff Law  <law@redhat.com>
12248
12249         PR rtl-optimization/47464
12250         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12251         rather than may_trap_p as needed.
12252
12253 2011-01-26  DJ Delorie  <dj@redhat.com>
12254
12255         PR rtl-optimization/46878
12256         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12257         setter/user dependency as well.
12258
12259 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12260
12261         PR rtl-optimization/44469
12262         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12263         after removing trivially dead basic blocks.
12264
12265 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12266
12267         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12268         * config/frv/frv.h (LINK_SPEC): Likewise.
12269         * config/i386/netware.h (LINK_SPEC): Likewise.
12270         * config/m68k/linux.h (ASM_SPEC): Likewise.
12271         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12272         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12273         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12274         * config/sparc/linux.h (ASM_SPEC): Likewise.
12275         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12276         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12277
12278 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12279
12280         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12281         * config/frv/frv.h (ASM_SPEC): Likewise.
12282         * config/m68k/linux.h (ASM_SPEC): Likewise.
12283         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12284         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12285         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12286         * config/sparc/linux.h (ASM_SPEC): Likewise.
12287         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12288         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12289
12290 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12291
12292         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12293         * config/frv/frv.h (LINK_SPEC): Likewise.
12294         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12295
12296 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12297
12298         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12299         * config/frv/frv.h (ASM_SPEC): Likewise.
12300         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12301         * config/m68k/linux.h (ASM_SPEC): Likewise.
12302         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12303         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12304         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12305         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12306         * config/sparc/linux.h (ASM_SPEC): Likewise.
12307         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12308         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12309         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12310
12311 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12312
12313         PR target/46997
12314         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12315         (*mux2): Ditto.
12316         (vec_extract_evenodd_help): Ditto.
12317         (vec_extract_evenv4hi): Ditto.
12318         (vec_extract_oddv4hi): Ditto.
12319         (vec_interleave_lowv2si): Ditto.
12320         (vec_interleave_highv2si): Ditto.
12321         (vec_extract_evenv2si): Ditto.
12322         (vec_extract_oddv2si: Ditto.
12323         (vec_pack_trunc_v2si): Ditto.
12324
12325 2011-01-22  Jan Hubicka  <jh@suse.cz>
12326
12327         PR target/47237
12328         * cgraph.h (cgraph_local_info): New field can_change_signature.
12329         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12330         signature can change.
12331         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12332         can change.
12333         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12334         (cgraph_function_versioning): We can not change signature of functions
12335         that don't allow that.
12336         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12337         (lto_input_node): Likewise.
12338         * ipa-inline.c (compute_inline_parameters): Compute
12339         local.can_change_signature.
12340         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12341         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12342         functions that can not change signature.
12343         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12344         init_cumulative_args): Do not use local calling conventions
12345         for functions that can not change signature.
12346
12347 2011-01-22  Jan Hubicka  <jh@suse.cz>
12348
12349         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12350
12351 2011-01-26  Richard Guenther  <rguenther@suse.de>
12352
12353         PR tree-optimization/47190
12354         * cgraphunit.c (process_common_attributes): New function.
12355         (process_function_and_variable_attributes): Use it.
12356
12357 2011-01-26  Richard Guenther  <rguenther@suse.de>
12358
12359         PR lto/47423
12360         * cgraphbuild.c (record_eh_tables): Record reference to personality
12361         function.
12362
12363 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12364
12365         PR debug/45454
12366         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12367         non-debug insns from moving up.
12368
12369 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12370
12371         PR target/40125
12372         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12373         t-dlldir{,-x} fragment for build and add it to tmake_file.
12374         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12375         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12376         * config/i386/t-dlldir: New file.
12377         (SHLIB_DLLDIR): Define.
12378         * config/i386/t-dlldir-x: New file.
12379         (SHLIB_DLLDIR): Define.
12380         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12381         (SHLIB_INSTALL): Use it.
12382
12383 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12384
12385         PR target/47246
12386         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12387         lower bound of the allowed Thumb-2 coprocessor load/store
12388         index range to -256. Add explaining comment.
12389
12390 2011-01-25  Ian Lance Taylor  <iant@google.com>
12391
12392         * godump.c (go_define): Improve lexing of macro expansion to only
12393         accept expressions which match Go spec.
12394
12395 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12396
12397         PR c++/43601
12398         * tree.c (handle_dll_attribute): Handle it.
12399         * doc/extend.texi (@item dllexport): Mention it.
12400         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12401
12402 2011-01-25  Ian Lance Taylor  <iant@google.com>
12403
12404         PR tree-optimization/26854
12405         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12406         (decl_jump_unsafe): Move higher in file, with no other change.
12407         (bind): Set has_jump_unsafe_decl if appropriate.
12408         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12409         (check_earlier_gotos): Likewise.
12410         (c_check_switch_jump_warnings): Likewise.
12411
12412 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12413
12414         * doc/invoke.texi (Warning Options): Add missing hyphen.
12415         (-fprofile-dir): Minor grammatical fixes.
12416         (-fbranch-probabilities): Likewise.
12417
12418 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12419
12420         PR debug/45136
12421         PR debug/45130
12422         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12423         debug insns.
12424         (no_real_insns_p, schedule_block, set_priorities): Drop special
12425         treatment of boundary debug insns.
12426         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12427         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12428         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12429         (BOUNDARY_DEBUG_INSN_P): Likewise.
12430         (SCHEDULE_DEBUG_INSN_P): Likewise.
12431         * sched-rgn.c (init_ready_list): Drop special treatment of
12432         boundary debug insns.
12433         * final.c (rest_of_clean-state): Clear notes' BB.
12434
12435 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12436
12437         * Makefile.in (LAMBDA_H): Removed.
12438         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12439         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12440         lambda-trans.o, and tree-loop-linear.o.
12441         (lto-symtab.o): Remove dependence on LAMBDA_H.
12442         (tree-loop-linear.o): Remove rule.
12443         (lambda-mat.o): Same.
12444         (lambda-trans.o): Same.
12445         (lambda-code.o): Same.
12446         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12447         (tree-vect-slp.o): Same.
12448         * hwint.h (gcd): Moved here.
12449         (least_common_multiple): Same.
12450         * lambda-code.c: Removed.
12451         * lambda-mat.c: Removed.
12452         * lambda-trans.c: Removed.
12453         * lambda.h: Removed.
12454         * tree-loop-linear.c: Removed.
12455         * lto-symtab.c: Do not include lambda.h.
12456         * omega.c (gcd): Removed.
12457         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12458         * tree-data-ref.c (print_lambda_vector): Moved here.
12459         (lambda_vector_copy): Same.
12460         (lambda_matrix_copy): Same.
12461         (lambda_matrix_id): Same.
12462         (lambda_vector_first_nz): Same.
12463         (lambda_matrix_row_add): Same.
12464         (lambda_matrix_row_exchange): Same.
12465         (lambda_vector_mult_const): Same.
12466         (lambda_vector_negate): Same.
12467         (lambda_matrix_row_negate): Same.
12468         (lambda_vector_equal): Same.
12469         (lambda_matrix_right_hermite): Same.
12470         * tree-data-ref.h: Do not include lambda.h.
12471         (lambda_vector): Moved here.
12472         (lambda_matrix): Same.
12473         (dependence_level): Same.
12474         (lambda_transform_legal_p): Removed declaration.
12475         (lambda_collect_parameters): Same.
12476         (lambda_compute_access_matrices): Same.
12477         (lambda_vector_gcd): Same.
12478         (lambda_vector_new): Same.
12479         (lambda_vector_clear): Same.
12480         (lambda_vector_lexico_pos): Same.
12481         (lambda_vector_zerop): Same.
12482         (lambda_matrix_new): Same.
12483         * tree-flow.h (least_common_multiple): Removed declaration.
12484         * tree-parloops.c (lambda_trans_matrix): Moved here.
12485         (LTM_MATRIX): Same.
12486         (LTM_ROWSIZE): Same.
12487         (LTM_COLSIZE): Same.
12488         (LTM_DENOMINATOR): Same.
12489         (lambda_trans_matrix_new): Same.
12490         (lambda_matrix_vector_mult): Same.
12491         (lambda_transform_legal_p): Same.
12492         * tree-pass.h (pass_linear_transform): Removed declaration.
12493         * tree-ssa-loop.c (tree_linear_transform): Removed.
12494         (gate_tree_linear_transform): Removed.
12495         (pass_linear_transform): Removed.
12496         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12497         flag_loop_interchange.
12498
12499 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12500
12501         PR tree-optimization/47265
12502         PR tree-optimization/47443
12503         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12504         if name still has some uses.
12505
12506 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12507
12508         PR tree-optimization/47382
12509         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12510         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12511
12512 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12513
12514         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12515         sjlj_except_unwind_info.
12516
12517 2011-01-25  Richard Guenther  <rguenther@suse.de>
12518
12519         PR tree-optimization/47426
12520         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12521         visible functions results escape.
12522
12523 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12524
12525         PR target/45701
12526         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12527         (arm_get_frame_offsets): Use it.
12528
12529 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12530             Jakub Jelinek  <jakub@redhat.com>
12531
12532         PR tree-optimization/47271
12533         * tree-if-conv.c (bb_postdominates_preds): New.
12534         (if_convertible_bb_p): Call bb_postdominates_preds.
12535         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12536         (predicate_scalar_phi): Call bb_postdominates_preds.
12537
12538 2011-01-25  Nick Clifton  <nickc@redhat.com>
12539
12540         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12541         * config/rx/rx.c (rx_function_value): Likewise.
12542         (rx_promote_function_mode): Likewise.
12543         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12544         in order to make it legitimate.
12545         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12546         make sure that the first operand is the same as the result register.
12547         (addsi3_unspec): Delete.
12548         (subdi3): Do not accept immediate operands.
12549         (subdi3_internal): Likewise.
12550
12551 2011-01-25  Jeff Law  <law@redhat.com>
12552
12553         PR rtl-optimization/37273
12554         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12555         handle them like argument loads from stack slots.  Do not double
12556         count memory for memory constants and argument loads from stack slots.
12557
12558 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12559
12560         PR tree-optimization/47427
12561         PR tree-optimization/47428
12562         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12563         coalesce if the new root var would be TREE_READONLY.
12564
12565 2011-01-25  Richard Guenther  <rguenther@suse.de>
12566
12567         PR middle-end/47414
12568         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12569         correct type for TBAA.
12570
12571 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12572
12573         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12574         (close_phi_written_to_memory): Call for_each_index with
12575         dr_indices_valid_in_loop.
12576
12577 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12578
12579         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12580         when it is initialized.
12581
12582 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12583
12584         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12585         call to graphite_find_data_references_in_stmt.
12586         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12587         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12588         call to graphite_find_data_references_in_stmt.
12589         (analyze_drs_in_stmts): Same.
12590         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12591         in which the scalar analysis of indices is performed.
12592         (create_data_ref): Same.  Update call to dr_analyze_indices.
12593         (find_data_references_in_stmt): Update call to create_data_ref.
12594         (graphite_find_data_references_in_stmt): Same.
12595         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12596         declaration.
12597         (create_data_ref): Same.
12598         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12599         call to create_data_ref.
12600
12601 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12602
12603         * graphite-sese-to-poly.c (build_poly_scop): Move
12604         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12605
12606 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12607
12608         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12609         VAR_DECL, PARM_DECL, and RESULT_DECL.
12610
12611 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12612
12613         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12614         in a reduction PBB.
12615         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12616         that have already been marked as PBB_IS_REDUCTION.
12617
12618 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12619
12620         * graphite-scop-detection.c (same_close_phi_node): New.
12621         (remove_duplicate_close_phi): New.
12622         (make_close_phi_nodes_unique): New.
12623         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12624
12625 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12626
12627         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12628         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12629         of both data references to be the same.
12630
12631 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12632
12633         * graphite-dependences.c (build_lexicographical_constraint): Remove
12634         the gdim parameter.
12635         (build_lexicographical_constraint): Adjust call to
12636         ppl_powerset_is_empty.
12637         (dependence_polyhedron): Same.
12638         (graphite_legal_transform_dr): Same.
12639         (graphite_carried_dependence_level_k): Same.
12640         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12641         parameter.
12642         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12643
12644 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12645
12646         * graphite-sese-to-poly.c
12647         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12648         (close_phi_written_to_memory): New.
12649         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12650         and unshare_expr.
12651
12652 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12653
12654         * doc/install.texi: Update the expected version number of PPL to 0.11.
12655         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12656         #if PPL_VERSION_MINOR < 11.
12657
12658 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12659
12660         * graphite-dependences.c: Include graphite-cloog-util.h.
12661         (new_poly_ddr): Inlined into dependence_polyhedron.
12662         (free_poly_ddr): Moved close by new_poly_ddr.
12663         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12664         Early return NULL when ppl_powerset_is_empty returns true.
12665         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12666         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12667         (graphite_legal_transform_dr): Call new_poly_ddr.
12668         (graphite_carried_dependence_level_k): Same.
12669         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
12670         (dot_transformed_deps_stmt_1): Removed.
12671         (dot_deps_stmt_1): Call dot_deps_stmt_2.
12672         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
12673         (dot_deps_1): Call dot_deps_2.
12674         * Makefile.in (graphite-dependences.o): Add missing dependence on
12675         graphite-cloog-util.h.
12676
12677 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12678
12679         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
12680         (build_lexicographical_constraint): Same.
12681         (dependence_polyhedron_1): Same.
12682         (graphite_legal_transform_dr): Same.
12683         (graphite_carried_dependence_level_k): Same.
12684         * graphite-ppl.c (ppl_powerset_is_empty): New.
12685         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
12686         * tree-data-ref.c (dump_data_reference): Print the basic block index.
12687
12688 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12689
12690         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
12691         the "a followed by b" relation and document it.
12692
12693 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12694
12695         * graphite-dependences.c (build_lexicographical_constraint): Stop the
12696         iteration when the bag of constraints is empty.
12697
12698 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12699
12700         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
12701
12702 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12703
12704         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
12705         nest and two loop depths as parameters.
12706         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
12707         lst_perfect_nestify.
12708
12709 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12710
12711         * graphite-dependences.c (print_pddr): Call
12712         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
12713
12714 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12715
12716         * graphite-ppl.c (debug_gmp_value): New.
12717         * graphite-ppl.h (debug_gmp_value): Declared.
12718
12719 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
12720
12721         * doc/install.texi: Document availability of cloog-0.16.
12722
12723 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
12724
12725         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
12726         invalid postdominance info.
12727
12728 2011-01-24  Jan Hubicka  <jh@suse.cz>
12729
12730         PR c/21659
12731         * doc/extend.texi (weak pragma): Drop claim that it must
12732         appear before definition.
12733         * varasm.c (merge_weak, declare_weak): Only sanity check
12734         that DECL is not output at a time it is declared weak.
12735
12736 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
12737
12738         * machmode.def: Fixed comments.
12739
12740 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
12741
12742         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
12743
12744 2011-01-24  Paul Koning  <ni1d@arrl.net>
12745
12746         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
12747         WORDS_BIG_ENDIAN.
12748
12749 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
12750
12751         PR target/46519
12752         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
12753         (block_info): Add scanned and prev.
12754         (move_or_delete_vzeroupper_2): Return if the basic block
12755         has been scanned and the upper 128bit state is unchanged
12756         from the last scan.
12757         (move_or_delete_vzeroupper_1): Return true if the exit
12758         state is changed.
12759         (move_or_delete_vzeroupper): Visit basic blocks using the
12760         work-list based algorithm based on vt_find_locations in
12761         var-tracking.c.
12762
12763         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
12764
12765 2011-01-24  Nick Clifton  <nickc@redhat.com>
12766
12767         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
12768         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
12769         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
12770         then define __v850e1__.
12771         * doc/invoke.texi: Document -mv850es.
12772
12773 2011-01-24  Richard Henderson  <rth@redhat.com>
12774
12775         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12776         compound unordered comparisons.
12777         * config/rx/rx.c (rx_split_fp_compare): Remove.
12778         * config/rx/rx-protos.h: Update.
12779         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12780         (cbranchsf4): Don't call rx_split_fp_compare.
12781         (*cbranchsf4): Use rx_split_cbranch.
12782         (*cmpsf): Don't accept "i" constraint.
12783         (*conditional_branch): Only valid after reload.
12784         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12785
12786 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12787
12788         PR target/47385
12789         * config/rs6000/altivec.md (vector constant splitters): Add
12790         support for creating vector single precision constants if -mvsx is
12791         used and we would create the constant using Altivec primitives.
12792
12793 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12794             Richard Sandiford  <rdsandiford@googlemail.com>
12795
12796         PR rtl-optimization/47166
12797         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12798         mechanism for PRE_MODIFY and POST_MODIFY.
12799         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12800         reloadreg.
12801
12802 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12803
12804         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12805
12806 2011-01-22  Jan Hubicka  <jh@suse.cz>
12807
12808         PR lto/47333
12809         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12810
12811 2011-01-22  Jan Hubicka  <jh@suse.cz>
12812
12813         PR tree-optimization/43884
12814         PR lto/44334
12815         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12816         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12817
12818 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12819
12820         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12821         * config/s390/s390.c (s390_register_move_cost,
12822         s390_memory_move_cost): New.
12823         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12824
12825 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12826
12827         PR middle-end/47401
12828         * except.c (sjlj_assign_call_site_values): Move setting the
12829         crtl->uses_eh_lsda flag to ...
12830         (sjlj_mark_call_sites): ... here.
12831         (sjlj_emit_function_enter): Support NULL dispatch label.
12832         (sjlj_build_landing_pads): In a function with no landing pads
12833         that still has must-not-throw regions, generate code to register
12834         a personality function with empty LSDA.
12835
12836 2011-01-21  Richard Henderson  <rth@redhat.com>
12837
12838         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12839
12840         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12841
12842         * compare-elim.c: New file.
12843         * Makefile.in (OBJS-common): Add it.
12844         (compare-elim.o): New.
12845         * common.opt (fcompare-elim): New.
12846         * opts.c (default_options_table): Add OPT_fcompare_elim.
12847         * tree-pass.h (pass_compare_elim_after_reload): New.
12848         * passes.c (init_optimization_passes): Add it.
12849         * recog.h: Protect against re-inclusion.
12850         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12851         * doc/invoke.texi (-fcompare-elim): Document it.
12852         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12853         * doc/tm.texi: Rebuild.
12854
12855 2011-01-22  Nick Clifton  <nickc@redhat.com>
12856
12857         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12858         rx_split_fp_compare.
12859
12860 2011-01-22  Nick Clifton  <nickc@redhat.com>
12861
12862         * config/rx/rx.md (UNSPEC_CONST): New.
12863         (deallocate_and_return): Wrap the amount popped off the stack in
12864         an UNSPEC_CONST in order to stop it being rejected by
12865         -mmax-constant-size.
12866         (pop_and_return): Add a "(return)" rtx.
12867         (call): Drop the immediate operand.
12868         (call_internal): Likewise.
12869         (call_value): Likewise.
12870         (call_value_internal): Likewise.
12871         (sibcall_internal): Likewise.
12872         (sibcall_value_internal): Likewise.
12873         (sibcall): Likewise.  Generate an explicit call using
12874         sibcall_internal.
12875         (sibcall_value): Likewise.
12876         (mov<>): FAIL if a constant operand is not legitimate.
12877         (addsi3_unpsec): New pattern.
12878
12879         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
12880         (ok_for_max_constant): New function.
12881         (gen_safe_add): New function.
12882         (rx_expand_prologue): Use gen_safe_add.
12883         (rx_expand_epilogue): Likewise.
12884         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
12885         UNSPEC CONSTs.
12886
12887 2011-01-21  Jeff Law  <law@redhat.com>
12888
12889         PR tree-optimization/47053
12890         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
12891         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
12892         statements are deleted.
12893         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
12894         is nonempty, then purge dead edges and cleanup the CFG.
12895
12896 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12897
12898         PR debug/47402
12899         Temporarily revert:
12900         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12901         PR debug/47106
12902         * tree-dfa.c (create_var_ann): Mark variable as used.
12903
12904 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12905
12906         PR middle-end/45566
12907         * except.c (convert_to_eh_region_ranges): Emit queued no-region
12908         notes from other section in hot/cold partitioning even if
12909         last_action is -3.  Increment call_site_base.
12910
12911         PR rtl-optimization/47366
12912         * fwprop.c (forward_propagate_into): Return bool.  If
12913         any changes are made, -fnon-call-exceptions is used and
12914         REG_EH_REGION note is present, call purge_dead_edges
12915         and return true if it purged anything.
12916         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
12917         any EH edges were purged.
12918
12919 2011-01-21  Jeff Law  <law@redhat.com>
12920
12921         PR rtl-optimization/41619
12922         * caller-save.c (setup_save_areas): Break out code to determine
12923         which hard regs are live across calls by examining the reload chains
12924         so that it is always used.
12925         Eliminate code which checked REG_N_CALLS_CROSSED.
12926
12927 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12928
12929         PR tree-optimization/47355
12930         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
12931         NOP has non-debug uses beyond PHIs in new_bb.
12932
12933 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12934
12935         PR debug/47106
12936         * cfgexpand.c (account_used_vars_for_block): Only account vars
12937         that are annotated as used.
12938         (estimated_stack_frame_size): Don't set TREE_USED.
12939         * tree-dfa.c (create_var_ann): Mark variable as used.
12940
12941 2011-01-21  Richard Guenther  <rguenther@suse.de>
12942
12943         PR middle-end/47395
12944         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
12945
12946 2011-01-21  Richard Guenther  <rguenther@suse.de>
12947
12948         PR tree-optimization/47365
12949         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
12950         (vn_reference_lookup_pieces): Adjust.
12951         (vn_reference_lookup): Likewise.
12952         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
12953         (vn_reference_lookup_3): Only look through kills if in
12954         VN_WALKREWRITE mode.
12955         (vn_reference_lookup_pieces): Adjust.
12956         (vn_reference_lookup): Likewise.
12957         (visit_reference_op_load): Likewise.
12958         (visit_reference_op_store): Likewise.
12959         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
12960         (compute_avail): Likewise.
12961         (eliminate): Likewise.
12962
12963 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12964
12965         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
12966         DECL_IGNORED_P non-reg vars if they are used.
12967
12968         PR tree-optimization/47391
12969         * varpool.c (const_value_known_p): Return false if
12970         decl is volatile.
12971
12972 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
12973
12974         PR bootstrap/47215
12975         * config/i386/i386.c (ix86_local_alignment): Handle
12976         case for va_list_type_node is nil.
12977         (ix86_canonical_va_list_type): Likewise.
12978
12979 2011-01-21  Alan Modra  <amodra@gmail.com>
12980
12981         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
12982         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
12983
12984 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12985
12986         * config/arm/arm.md (define_attr type): Rename f_load
12987         and f_store to f_fpa_load and f_fpa_store. Update.
12988         (write_conflict): Deal with rename fallout.
12989         (*push_fp_multi): Likewise.
12990         * config/arm/fpa.md (f_load): Use f_fpa_load.
12991         (f_store): Use f_fpa_store.
12992         (*movsf_fpa): Likewise.
12993         (*movdf_fpa): Likewise.
12994         (*movxf_fpa): Likewise.
12995         (*thumb2_movsf_fpa): Likewise.
12996         (*thumb2_movdf_fpa): Likewise.
12997         (*thumb2_movxf_fpa): Likewise.
12998         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
12999         f_loadd and f_stored.
13000         (*thumb2_movdi_vfp): Likewise.
13001         (*thumb2_movsf_vfp): Fix attribute to f_loads.
13002         (*thumb2_movsi_vfp): Likewise.
13003         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
13004         Use f_loads instead of f_load.
13005         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
13006
13007 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
13008
13009         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13010         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
13011         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13012         (xtensa_mode_dependent_address_p): New function.
13013         (constantpool_address_p): Make static. Change return type to bool.
13014         Change argument type to const_rtx. Use CONST_INT_P predicate.
13015
13016 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
13017
13018         PR debug/46583
13019         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
13020
13021 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13022
13023         PR debug/47283
13024         * cfgexpand.c (expand_debug_expr): Instead of generating
13025         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
13026         etc. handling.
13027
13028 2011-01-20  Richard Guenther  <rguenther@suse.de>
13029
13030         PR middle-end/47370
13031         * tree-inline.c (remap_gimple_op_r): Recurse manually for
13032         the pointer operand of MEM_REFs.
13033
13034 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13035
13036         PR tree-optimization/46130
13037         * ipa-split.c (consider_split): If return_bb contains non-virtual
13038         PHIs other than for retval or if split_function would not adjust it,
13039         refuse to split.
13040
13041 2011-01-20  Richard Guenther  <rguenther@suse.de>
13042
13043         PR tree-optimization/47167
13044         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13045         Revert previous change, only avoid enumeral type changes.
13046
13047 2011-01-19  Mike Stump  <mikestump@comcast.net>
13048
13049         * doc/tm.texi.in (BRANCH_COST): Englishify.
13050         * doc/tm.texi (BRANCH_COST): Likewise.
13051
13052 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
13053
13054         PR c++/47291
13055         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
13056         (gen_scheduled_generic_parms_dies): New functions.
13057         (gen_struct_or_union_type_die): Schedule template parameters DIEs
13058         generation for the end of CU compilation.
13059         (dwarf2out_finish): Generate template parameters DIEs here.
13060
13061 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13062
13063         PR debug/46240
13064         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
13065         debug bind stmt on merge edges.
13066
13067 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13068
13069         PR debug/47079
13070         PR debug/46724
13071         * function.c (instantiate_expr): Instantiate incoming rtl of
13072         implicit arguments, and recurse on VALUE_EXPRs.
13073         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
13074         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
13075
13076 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13077
13078         * c-parser.c (c_parser_for_statement): Initialize
13079         collection_expression.
13080
13081 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13082
13083         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
13084
13085 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13086
13087         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
13088         (LINK_SHLIB_SPEC): Don't use %(link_path).
13089         (SUBTARGET_EXTRA_SPECS): Remove link_path.
13090
13091 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13092
13093         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
13094         (NO_SHARED_LIB_SUPPORT): Remove.
13095         (LINK_SHLIB_SPEC): Remove one conditional definition.
13096
13097 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13098
13099         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
13100         %{call_shared}.
13101         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
13102         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
13103         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
13104         %{call_shared} and conditionals on these options not being passed.
13105         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
13106         %{call_shared}.
13107
13108 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13109
13110         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
13111         simplify.
13112
13113         * ipa-split.c: Spelling fixes.
13114
13115 2011-01-19  Richard Henderson  <rth@redhat.com>
13116
13117         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
13118         (*mulsi3): Likewise.
13119
13120         * longlong.h [__mn10300__] (count_leading_zeros): New.
13121         [__mn10300__] (umul_ppmm, smul_ppmm): New.
13122         [__mn10300__] (add_ssaaaa, subddmmss): New.
13123         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
13124         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
13125
13126 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13127
13128         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
13129
13130 2011-01-19  Richard Henderson  <rth@redhat.com>
13131
13132         * config/mn10300/mn10300.md (addsi3_flags): New.
13133         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
13134         (subsi3_flags, subc_internal, subdi3): New.
13135         (subdi3_internal, *subdi3_degenerate): New.
13136         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
13137
13138         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
13139         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
13140         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
13141         * config/mn10300/mn10300-protos.h: Update.
13142         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
13143         (return_ret): Likewise.  Rename from return_internal_regs.
13144         (return_internal): Remove.
13145
13146         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
13147         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
13148         (mn10300_legitimate_constant_p): Likewise.
13149         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
13150         (mn10300_frame_size): New.
13151         (mn10300_expand_prologue): Use it.
13152         (mn10300_expand_epilogue): Likewise.
13153         (mn10300_initial_offset): Likewise.
13154         * config/mn10300/mn10300-protos.h: Update.
13155         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
13156         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
13157         (prologue, epilogue, return_internal): Tidy output code.
13158         (mn10300_store_multiple_operation, return): Likewise.
13159         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
13160         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
13161         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
13162         (load_pic, am33_load_pic): New.
13163         (mn10300_load_pic0, mn10300_load_pic1): New.
13164
13165         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
13166         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
13167         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
13168         (cc_flags_for_mode, cc_flags_for_code): New.
13169         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
13170         overflow flag is not valid.  Validate that the flags we need
13171         for the comparison are valid.
13172         (mn10300_output_cmp): Remove.
13173         (mn10300_output_add): New.
13174         (mn10300_select_cc_mode): Use cc_flags_for_code.
13175         (mn10300_split_cbranch): New.
13176         (mn10300_match_ccmode): New.
13177         (mn10300_split_and_operand_count): New.
13178         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
13179         to the function.
13180         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
13181         (addsi3): ... here.  Use mn10300_output_add.
13182         (*addsi3_flags): New.
13183         (*am33_subsi3, *mn10300_subsi3): Merge...
13184         (subsi3): ... here.  Use attribute isa.
13185         (*subsi3_flags): New.
13186         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
13187         when possible.
13188         (*am33_andsi3, *mn10300_andsi3): Merge...
13189         (andsi3): ... here.
13190         (*andsi3_flags): New.
13191         (andsi3 splitters): New.
13192         (*am33_iorsi3, *mn10300_iorsi3): Merge...
13193         (iorsi3): ... here.
13194         (*iorsi3_flags): New.
13195         (*am33_xorsi3, *mn10300_xorsi3): Merge...
13196         (xorsi3): ... here.
13197         (*xorsi3_flags): New.
13198         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
13199         (one_cmplsi2): ... here.
13200         (*one_cmplsi2_flags): New.
13201         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
13202         instead of "dax" in constraints.  Use mn10300_split_cbranch.
13203         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
13204         use matching constraints to eliminate a self-comparison.
13205         (*integer_conditional_branch): Rename from integer_conditional_branch.
13206         Use int_mode_flags to match CC_REG.
13207         (*cbranchsi4_btst, *btstsi): New.
13208         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
13209         mn10300_split_cbranch.
13210         (*am33_cmpsf): Rename from am33_cmpsf.
13211         (*float_conditional_branch): Rename from float_conditional_branch.
13212         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
13213         (zero_extendqisi2): ... here.
13214         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
13215         (zero_extendhisi2): ... here.
13216         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
13217         (extendqisi2): ... here.
13218         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
13219         (extendhisi2): ... here.
13220         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13221         (ashlsi3): ... here.
13222         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13223         (lshrsi3): ... here.
13224         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13225         (ashrsi3): ... here.
13226         (consecutive add peephole): Remove.
13227         * config/mn10300/predicates.md (label_ref_operand): New.
13228         (int_mode_flags): New.
13229         (CCZN_comparison_operator): New.
13230
13231         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13232         (throughput_42_latency_43): New reservation.
13233         (mulsidi3, umulsidi3): New expanders.
13234         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13235         the MDR register to allocation; separately allocate the low and
13236         high parts of the DImode result.
13237         (umulsidi3_internal): Similarly.
13238         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13239         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13240         (udivsi3, umodsi3): Remove.
13241         (udivmodsi4, divmodsi4): New expanders.
13242         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13243         (*divmodsi4): Simiarly.
13244         (ext_internal): New.
13245
13246         * config/mn10300/constraints.md ("z"): New constraint.
13247         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13248         (FIXED_REGISTERS): Don't fix MDR.
13249         (CALL_USED_REGSITERS): Reformat nicely.
13250         (REG_ALLOC_ORDER): Add MDR.
13251         (enum regclass): Add MDR_REGS.
13252         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13253         (IRA_COVER_CLASSES): Add MDR_REGS.
13254         (REGNO_REG_CLASS): Handle MDR_REG.
13255         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13256         (mn10300_register_move_cost): Likewise.
13257         * config/mn10300/mn10300.md (MDR_REG): New.
13258         (*movsi_internal): Handle moves to/from MDR_REGS.
13259
13260         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13261         POST_MODIFY.
13262         (mn10300_secondary_reload): Tidy combination reload classes.
13263         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13264         addresses for AM33.  Allow symbolic offsets for reg+imm.
13265         (mn10300_regno_in_class_p): New.
13266         (mn10300_legitimize_reload_address): New.
13267         * config/mn10300/mn10300.h (enum reg_class): Remove
13268         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13269         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13270         SP_OR_GENERAL_REGS.
13271         (REG_CLASS_NAMES): Update to match.
13272         (REG_CLASS_CONTENTS): Likewise.
13273         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13274         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13275         (REGNO_IN_RANGE_P): Remove.
13276         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13277         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13278         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13279         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13280         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13281         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13282         (REGNO_GENERAL_P): New.
13283         (HAVE_POST_MODIFY_DISP): New.
13284         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13285         (LEGITIMIZE_RELOAD_ADDRESS): New.
13286         * config/mn10300/mn10300-protos.h: Update.
13287
13288         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13289         DATA_REGS for AM33 stack-pointer destination.
13290         (mn10300_preferred_output_reload_class): Likewise.
13291         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13292         into a form appropriate for ...
13293         (TARGET_SECONDARY_RELOAD): New.
13294         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13295         * config/mn10300/mn10300-protos.h: Update.
13296         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13297         reload_insi; use the "A" constraint for the scratch; handle AM33
13298         moves of sp to non-address registers.
13299
13300         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13301         (*movqi_internal): ... here.
13302         (*am33_movhi, *mn10300_movhi): Merge into...
13303         (*movhi_internal): ... here.
13304         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13305         as the source/destination of moves from/to SP.
13306         (movsf): Only allow for AM33-2.
13307         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13308         any integer constant constraint.  Only allow for AM33-2.  Tidy
13309         all of the alternative outputs.
13310         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13311         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13312         for MN103.
13313         (udivsi3, umodsi3): New patterns for MN103 only.
13314
13315 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13316
13317         * doc/tm.texi.in: Spell out that a lack of register class unions
13318         can lead to ICEs.
13319         * doc/tm.texi: Regenerate.
13320
13321 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13322
13323         PR rtl-optimization/47337
13324         * dce.c (check_argument_store): New function.
13325         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13326
13327         PR tree-optimization/47290
13328         * tree-eh.c (infinite_empty_loop_p): New function.
13329         (cleanup_empty_eh): Use it.
13330
13331 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13332
13333         PR target/46997
13334         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13335         (a64_expand_widen_sum): Ditto.
13336         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13337         (vec_extract_evenodd_help): Ditto.
13338         (vec_extract_evenv4hi): Ditto.
13339         (vec_extract_oddv4hi): Ditto.
13340         (vec_extract_evenv2si): Ditto.
13341         (vec_extract_oddv2si): Ditto.
13342         (vec_extract_evenv2sf): Ditto.
13343         (vec_extract_oddv2sf): Ditto.
13344         (vec_pack_trunc_v4hi: Ditto.
13345         (vec_pack_trunc_v2si): Ditto.
13346         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13347         (vec_interleave_highv8qi): Ditto.
13348         (mix1_r): Ditto.
13349         (vec_extract_oddv8qi): Ditto.
13350         (vec_interleave_lowv4hi): Ditto.
13351         (vec_interleave_highv4hi): Ditto.
13352         (vec_interleave_lowv2si): Ditto.
13353         (vec_interleave_highv2si): Ditto.
13354
13355 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13356
13357         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13358         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13359         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13360         (pa_c_mode_for_suffix): New.
13361         (TARGET_EXPAND_BUILTIN): Define.
13362         (TARGET_C_MODE_FOR_SUFFIX): Define.
13363         (pa_builtins): Define.
13364         (pa_init_builtins): Register __float128 type and init new support
13365         builtins.
13366         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13367         * config/pa/quadlib.c (_U_Qfcopysign): New.
13368
13369 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13370
13371         PR middle-end/46894
13372         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13373         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13374         are defined.
13375
13376 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13377
13378         PR tree-optimization/47179
13379         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13380         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13381
13382 2011-01-18  Richard Guenther  <rguenther@suse.de>
13383
13384         PR rtl-optimization/47216
13385         * emit-rtl.c: Include tree-flow.h.
13386         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13387         of replicating it with different semantics.
13388         * Makefile.in (emit-rtl.o): Adjust.
13389
13390 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13391
13392         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13393         (cortex_a9_dp): Handle neon types correctly.
13394
13395 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13396
13397         PR rtl-optimization/47299
13398         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13399         subtarget.  Use normal multiplication if both operands are constants.
13400         * expmed.c (expand_widening_mult): Don't try to optimize constant
13401         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13402         before using it.
13403
13404 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13405
13406         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13407         spacing after 'e.g.', typos, comma, hyphenation.
13408
13409 2011-01-17  Richard Henderson  <rth@redhat.com>
13410
13411         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13412         (rx_restricted_mem_operand): New.
13413         (rx_shift_operand): Use register_operand.
13414         (rx_source_operand, rx_compare_operand): Likewise.
13415         * config/rx/rx.md (addsi3_flags): New expander.
13416         (adddi3): Rewrite as expander.
13417         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13418         (subsi3_flags): New expander.
13419         (subdi3): Rewrite as expander.
13420         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13421
13422         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13423         (rx_init_builtins): Remove sat builtin.
13424         (rx_expand_builtin): Likewise.
13425         * config/rx/rx.md (ssaddsi3): New.
13426         (*sat): Rename from sat.  Represent the CC_REG input.
13427
13428         * config/rx/predicates.md (rshift_operator): New.
13429         * config/rx/rx.c (rx_expand_insv): Remove.
13430         * config/rx/rx-protos.h: Update.
13431         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13432         operand to the canonical position.
13433         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13434         (*bitclr, *bitclr_in_memory): Similarly.
13435         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13436         (insv): Retain the zero_extract in the expansion.
13437
13438         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13439         (bswaphi2, bitinvert, revw): Likewise.
13440
13441         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13442         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13443         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13444         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13445         (bitset, bitset_in_memory): Likewise.
13446         (bitinvert, bitinvert_in_memory): Likewise.
13447         (bitclr, bitclr_in_memory): Likewise.
13448         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13449         (rx_strend, rx_cmpstrn): Likewise.
13450         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13451         (bitop peep2 patterns): Remove.
13452
13453         * config/rx/rx.c (rx_match_ccmode): New.
13454         * config/rx/rx-protos.h: Update.
13455         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13456         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13457         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13458         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13459         (fix_truncsfsi2, floatsisf2): Likewise.
13460         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13461         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13462         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13463         (*subsi3_flags, *xorsi3_flags): New.
13464
13465         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13466
13467         * config/rx/rx.c (rx_print_operand): Remove workaround for
13468         unsplit comparison operations.
13469
13470         * config/rx/rx.md (movsicc): Split after reload.
13471         (*movsicc): Merge *movsieq and *movsine via match_operator.
13472         (*stcc): New pattern.
13473
13474         * config/rx/rx.c (rx_float_compare_mode): Remove.
13475         * config/rx/rx.h (rx_float_compare_mode): Remove.
13476         * config/rx/rx.md (cstoresi4): Split after reload.
13477         (*sccc): New pattern.
13478
13479         * config/rx/predicates.md (label_ref_operand): New.
13480         (rx_z_comparison_operator): New.
13481         (rx_zs_comparison_operator): New.
13482         (rx_fp_comparison_operator): New.
13483         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13484         Validate that the flags are set properly for the comparison.
13485         (rx_gen_cond_branch_template): Remove.
13486         (rx_cc_modes_compatible): Remove.
13487         (mode_from_flags): New.
13488         (flags_from_code): Rename from flags_needed_for_conditional.
13489         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13490         (rx_select_cc_mode): Likewise.
13491         (rx_split_fp_compare): New.
13492         (rx_split_cbranch): New.
13493         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13494         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13495         (*cbranchsf4): Similarly.
13496         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13497         match_operator and rx_split_cbranch.
13498         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13499         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13500         (*cmpsi): Rename from cmpsi.
13501         (*tstsi): Rename from tstsi.
13502         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13503         (*conditional_branch): Rename from conditional_branch.
13504         (*reveresed_conditional_branch): Remove.
13505         (b<code>): Remove expander.
13506         * config/rx/rx-protos.h: Update.
13507
13508         * config/rx/rx.c (rx_compare_redundant): Remove.
13509         * config/rx/rx.md (cmpsi): Don't use it.
13510         * config/rx/rx-protos.h: Update.
13511
13512         * config/rx/rx-modes.def (CC_F): New mode.
13513         * config/rx/rx.c (rx_select_cc_mode): New.
13514         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13515         * config/rx/rx-protos.h: Update.
13516
13517 2011-01-17  Richard Henderson  <rth@redhat.com>
13518
13519         * except.c (dump_eh_tree): Fix stray ; after for statement.
13520
13521 2011-01-17  Richard Guenther  <rguenther@suse.de>
13522
13523         PR tree-optimization/47313
13524         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13525         handling before copying the body.  Properly deal with
13526         by-reference result in SSA form.
13527
13528 2011-01-17  Ian Lance Taylor  <iant@google.com>
13529
13530         PR target/47219
13531         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13532         (struct_value_alias_set): Don't define.
13533         (sparc_option_override): Don't set sparc_sr_alias_set and
13534         struct_value_alias_set.
13535         (save_or_restore_regs): Use gen_frame_mem rather than calling
13536         set_mem_alias_set.
13537         (sparc_struct_value_rtx): Likewise.
13538
13539 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13540
13541         PR target/47318
13542         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13543         (_mm_maskstore_pd): Likewise.
13544         (_mm_maskload_ps): Likewise.
13545         (_mm_maskstore_ps): Likewise.
13546         (_mm256_maskload_pd): Change mask to __m256i.
13547         (_mm256_maskstore_pd): Likewise.
13548         (_mm256_maskload_ps): Likewise.
13549         (_mm256_maskstore_ps): Likewise.
13550
13551         * config/i386/i386-builtin-types.def: Updated.
13552         (ix86_expand_special_args_builtin): Likewise.
13553
13554         * config/i386/i386.c (bdesc_special_args): Update
13555         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13556         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13557         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13558         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13559
13560         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13561         Use <avxpermvecmode> on mask register.
13562         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13563
13564 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13565             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13566             Eric Botcazou  <ebotcazou@adacore.com>
13567
13568         PR target/46655
13569         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13570         if <= USHRT_MAX in 32-bit mode.
13571
13572 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13573
13574         * doc/install.texi (Configuration, Specific): Wrap long
13575         lines in examples.  Allow line wrapping in long options
13576         and URLs where beneficial for PDF output.
13577
13578 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13579
13580         * config/mips/mips.c (mips_classify_symbol): Don't return
13581         SYMBOL_PC_RELATIVE for nonlocal labels.
13582
13583 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13584
13585         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13586
13587 2011-01-15  Jan Hubicka  <jh@suse.cz>
13588
13589         PR tree-optimization/47276
13590         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13591         declarations as needed.
13592
13593 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13594
13595         * common.opt (fdevirtualize): New flag.
13596         * doc/invoke.texi (Option Summary): Document it.
13597         * opts.c (default_options_table): Add devirtualize flag.
13598         * ipa-prop.c (detect_type_change): Return immediately if
13599         devirtualize flag is not set.
13600         (detect_type_change_ssa): Likewise.
13601         (compute_known_type_jump_func): Likewise.
13602         (ipa_analyze_virtual_call_uses): Likewise.
13603
13604 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13605
13606         PR tree-optimization/45934
13607         PR tree-optimization/46302
13608         * ipa-prop.c (type_change_info): New type.
13609         (stmt_may_be_vtbl_ptr_store): New function.
13610         (check_stmt_for_type_change): Likewise.
13611         (detect_type_change): Likewise.
13612         (detect_type_change_ssa): Likewise.
13613         (compute_complex_assign_jump_func): Check for dynamic type change.
13614         (compute_complex_ancestor_jump_func): Likewise.
13615         (compute_known_type_jump_func): Likewise.
13616         (compute_scalar_jump_functions): Likewise.
13617         (ipa_analyze_virtual_call_uses): Likewise.
13618         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13619
13620 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13621
13622         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13623         * config/i386/i386.opt (msse5): New Alias.
13624
13625 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13626
13627         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13628         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13629         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13630         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13631
13632 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13633
13634         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13635         -mcpu options.
13636         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13637         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13638         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13639         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13640         Likewise.
13641         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13642
13643 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13644
13645         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13646
13647 2011-01-14  Mike Stump  <mikestump@comcast.net>
13648
13649         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13650         * config/fr30/fr30.md: Likweise
13651         (movsi_push): Likewise.
13652         (movsi_pop): Likewise.
13653         (enter_func): Likewise.
13654         * config/moxie/moxie.md (movsi_push): Likewise.
13655         (movsi_pop): Likewise.
13656
13657 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13658
13659         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13660         %{no_archive} %{exact_version}.
13661         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13662         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13663         %{no_archive} %{exact_version}.
13664         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13665         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13666         * config/mips/vxworks.h: Likewise.
13667
13668 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13669
13670         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
13671
13672 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13673
13674         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
13675         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
13676
13677 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13678
13679         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
13680         -nodefaultlib.
13681
13682 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13683
13684         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
13685         for mcpu not cpu.
13686         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
13687         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
13688         not cpu.
13689         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
13690         Don't handle -shlib.
13691
13692 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13693
13694         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
13695         (CC1_SPEC): Don't handle -profile.
13696
13697 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13698
13699         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
13700         * config/mips/mips.h (CC1_SPEC): Likewise.
13701
13702 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13703
13704         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
13705         * config/mips/mips.h (CC1_SPEC): Likewise.
13706
13707 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13708
13709         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
13710         * config/m32r/linux.h (LINK_SPEC): Likewise.
13711         * config/mips/linux.h (LINK_SPEC): Likewise.
13712         * config/mips/linux64.h (LINK_SPEC): Likewise.
13713         * config/sparc/linux.h (LINK_SPEC): Likewise.
13714         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
13715         LINK_SPEC): Likewise.
13716         * config/xtensa/linux.h (LINK_SPEC): Likewise.
13717
13718 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13719
13720         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
13721         %{version:-v}.
13722         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
13723
13724 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13725
13726         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
13727         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
13728
13729 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13730
13731         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
13732
13733 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13734
13735         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
13736         supports -Bstatic/-Bdynamic.
13737         * configure: Regenerate.
13738
13739 2011-01-14  Jan Hubicka  <jh@suse.cz>
13740             Jack Howarth  <howarth@bromo.med.uc.edu>
13741
13742         PR target/46037
13743         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
13744         when checking debug_info_level. Test write_symbols instead of
13745         debug_hooks->var_location when setting flag_var_tracking_uninit.
13746
13747 2011-01-14  Richard Guenther  <rguenther@suse.de>
13748
13749         PR tree-optimization/47179
13750         * target.def (ref_may_alias_errno): New target hook.
13751         * targhooks.h (default_ref_may_alias_errno): Declare.
13752         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
13753         (default_ref_may_alias_errno): New function.
13754         * target.h (struct ao_ref_s): Declare.
13755         * tree-ssa-alias.c: Include target.h.
13756         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
13757         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
13758         (targhooks.o): Likewise.
13759         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
13760         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
13761
13762 2011-01-14  Richard Guenther  <rguenther@suse.de>
13763
13764         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
13765
13766 2011-01-14  Richard Guenther  <rguenther@suse.de>
13767
13768         PR tree-optimization/47280
13769         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
13770         return CFG changes.
13771         (tree_ssa_forward_propagate_single_use_vars): Deal with
13772         CFG changes from associate_plusminus.
13773
13774 2011-01-14  Richard Guenther  <rguenther@suse.de>
13775
13776         PR middle-end/47281
13777         Revert
13778         2011-01-11  Richard Guenther  <rguenther@suse.de>
13779
13780         PR tree-optimization/46076
13781         * tree-ssa.c (useless_type_conversion_p): Conversions from
13782         unprototyped to empty argument list function types are useless.
13783
13784 2011-01-14  Richard Guenther  <rguenther@suse.de>
13785
13786         PR tree-optimization/47286
13787         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13788
13789 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13790
13791         PR middle-end/46823
13792         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13793
13794 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13795
13796         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13797         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13798         * config/xtensa/xtensa.c (xtensa_libcall_value,
13799         xtensa_function_value_regno_p): New functions.
13800         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13801
13802 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13803
13804         PR c++/47213
13805         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13806         PE specific hook.
13807         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13808         New function prototype.
13809         * config/i386/winnt.c (i386_pe_assemble_visibility):
13810         Warn only if attribute was specified by user.
13811
13812 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13813
13814         PR target/47251
13815         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13816         floating point.
13817         (floatunsdidf2_fcfidu): Ditto.
13818
13819 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13820
13821         * config/s390/s390.c (print_operand_address): Replace 'error' with
13822         'output_operand_lossage'.
13823         (print_operand): Likewise.
13824
13825 2011-01-13  Jeff Law  <law@redhat.com>
13826
13827         PR rtl-optimization/39077
13828         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13829         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13830         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13831         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13832         * gcse.c (prune_insertions_deletions): New function.
13833         (compute_pre_data): Use it.
13834
13835 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13836
13837         PR debug/PR46973
13838         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13839         static function.
13840         (prune_unused_types_mark): Use it.
13841
13842 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13843
13844         PR rtl-optimization/45352
13845         * sel-sched.c: Update copyright years.
13846         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13847         in the advancing loop when we have issued issue_rate insns.
13848
13849 2011-01-12  Richard Henderson  <rth@redhat.com>
13850
13851         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13852         (TARGET_MD_ASM_CLOBBERS): New.
13853
13854         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13855         (TARGET_DELEGITIMIZE_ADDRESS): New.
13856
13857         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13858         (clzsi2, *bsch): New patterns.
13859
13860         * config/mn10300/mn10300.md (INT): New mode iterator.
13861         (*mov<INT>_clr): New pattern, and peep2 to generate it.
13862
13863         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
13864         flag_split_wide_types.
13865
13866         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
13867         (mn10300_trampoline_init): Rewrite without a template, an immediate
13868         load and a direct branch.
13869         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
13870
13871 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
13872
13873         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13874         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
13875         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
13876         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13877
13878 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
13879
13880         PR debug/47209
13881         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
13882         of type.
13883
13884 2011-01-12  Jan Hubicka  <jh@suse.cz>
13885
13886         PR driver/47244
13887         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
13888         (PLUGIN_COND_CLOSE): New macro.
13889         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
13890
13891 2011-01-12  Richard Guenther  <rguenther@suse.de>
13892
13893         PR lto/47259
13894         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
13895         register variables in a MEM_REF.
13896
13897 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
13898
13899         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
13900         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
13901         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
13902         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
13903         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
13904         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
13905         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
13906         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
13907         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
13908         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
13909         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
13910         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
13911         * config/gnu-user.h: New.  Copied from linux.h.
13912         (LINUX_TARGET_STARTFILE_SPEC): Rename to
13913         GNU_USER_TARGET_STARTFILE_SPEC.
13914         (LINUX_TARGET_ENDFILE_SPEC): Rename to
13915         GNU_USER_TARGET_ENDFILE_SPEC.
13916         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
13917         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
13918         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
13919         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
13920         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
13921         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
13922         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
13923         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
13924         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
13925         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
13926         * config/arm/linux-eabi.h (CC1_SPEC): Use
13927         GNU_USER_TARGET_CC1_SPEC.
13928         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
13929         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
13930         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
13931         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
13932         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
13933         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
13934         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
13935         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
13936
13937 2011-01-12  Richard Guenther  <rguenther@suse.de>
13938
13939         PR other/46946
13940         * doc/invoke.texi (ffast-math): Document it is turned on
13941         with -Ofast.
13942
13943 2011-01-12  Jan Hubicka  <jh@suse.cz>
13944
13945         PR tree-optimization/47233
13946         * opts.c (common_handle_option): Disable ipa-reference with profile
13947         feedback.
13948
13949 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13950
13951         * c-parser.c (c_parser_objc_at_property_declaration): Improved
13952         error message.
13953
13954 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13955
13956         * c-parser.c (c_lex_one_token): Updated and reindented some
13957         comments.  No changes in code.
13958
13959 2011-01-11  Ian Lance Taylor  <iant@google.com>
13960
13961         * godump.c (go_output_var): Don't output the variable if there is
13962         already a type with the same name.
13963
13964 2011-01-11  Ian Lance Taylor  <iant@google.com>
13965
13966         * godump.c (go_format_type): Don't generate float80.
13967
13968 2011-01-11  Richard Henderson  <rth@redhat.com>
13969
13970         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
13971         declaration.  Rewrite for both speed and size.
13972         (mn10300_address_cost_1): Remove.
13973         (mn10300_register_move_cost): New.
13974         (mn10300_memory_move_cost): New.
13975         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
13976         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
13977         extensions, shifts, BSWAP, CLZ.
13978         (mn10300_wide_const_load_uses_clr): Remove.
13979         (TARGET_REGISTER_MOVE_COST): New.
13980         (TARGET_MEMORY_MOVE_COST): New.
13981         * config/mn10300/mn10300-protos.h: Update.
13982         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
13983
13984         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
13985         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
13986         * config/mn10300/mn10300-protos.h: Update.
13987         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
13988         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
13989         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
13990         (*test_int_bitfield, *test_byte_bitfield): Remove.
13991         (*bit_test, *subreg_bit_test): Remove.
13992         * config/mn10300/predicates.md (const_8bit_operand): Remove.
13993
13994         * config/mn10300/constraints.md ("c"): Rename from "A".
13995         ("A", "D"): New constraint letters.
13996         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
13997         (fmssf4, fnmasf4, fnmssf4): Likewise.
13998
13999         * config/mn10300/mn10300.md (isa): New attribute.
14000         (enabled): New attribute.
14001
14002         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
14003         (abssf2, negsf2): Define only for hardware fp.
14004         (sqrtsf2): Reformat.
14005         (addsf3, subsf3, mulsf3): Merge expander and insn.
14006
14007         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
14008         (DEBUGGER_AUTO_OFFSET): Remove.
14009         (DEBUGGER_ARG_OFFSET): Remove.
14010
14011         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
14012         Emit register stores with the same offsets as the hardware.
14013         (mn10300_store_multiple_operation): Don't check that the register
14014         save offsets are monotonic.
14015         * config/mn10300/mn10300-protos.h: Update.
14016
14017         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
14018
14019         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
14020         in terms of the value on the stack, not the MDR register.
14021
14022 2011-01-11  Jan Hubicka  <jh@suse.cz>
14023
14024         PR lto/45721
14025         PR lto/45375
14026         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
14027         (symbol_alias_set_destroy, symbol_alias_set_contains,
14028         propagate_aliases_backward): Declare.
14029         * lto-streamer-out.c (struct sets): New sturcture.
14030         (trivally_defined_alias): New function.
14031         (output_alias_pair_p): Rewrite.
14032         (output_unreferenced_globals): Fix output of alias pairs.
14033         (produce_symtab): Likewise.
14034         * ipa.c (function_and_variable_visibility): Set weak alias destination
14035         as needed in lto.
14036         * varasm.c (symbol_alias_set_t): Remove.
14037         (symbol_alias_set_destroy): Export.
14038         (propagate_aliases_forward, propagate_aliases_backward): New functions
14039         based on ...
14040         (compute_visible_aliases): ... this one; remove.
14041         (trivially_visible_alias): New
14042         (trivially_defined_alias): New.
14043         (remove_unreachable_alias_pairs): Rewrite.
14044         (finish_aliases_1): Reorganize code checking if alias is defined.
14045         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
14046         in LTO mode.
14047
14048 2011-01-11  Richard Guenther  <rguenther@suse.de>
14049
14050         PR tree-optimization/46076
14051         * tree-ssa.c (useless_type_conversion_p): Conversions from
14052         unprototyped to empty argument list function types are useless.
14053
14054 2011-01-11  Richard Guenther  <rguenther@suse.de>
14055
14056         PR middle-end/45235
14057         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
14058         volatile MEMs as MEM_READONLY_P.
14059
14060 2011-01-11  Richard Guenther  <rguenther@suse.de>
14061
14062         PR tree-optimization/47239
14063         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
14064
14065 2011-01-11  Jeff Law  <law@redhat.com>
14066
14067         PR tree-optimization/47086
14068         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
14069         IVs from statements that might throw.
14070
14071 2011-01-10  Jan Hubicka  <jh@suse.cz>
14072
14073         PR lto/45375
14074         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
14075
14076 2011-01-10  Jan Hubicka  <jh@suse.cz>
14077
14078         PR lto/45375
14079         * profile.c (read_profile_edge_counts): Ignore profile inconistency
14080         when correcting profile.
14081
14082 2011-01-10  Jan Hubicka  <jh@suse.cz>
14083
14084         PR lto/46083
14085         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
14086         DECL_FINI_PRIORITY.
14087         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
14088         Restore DECL_FINI_PRIORITY.
14089
14090 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14091
14092         * doc/gimple.texi: Fix quoting of multi-word return values in
14093         @deftypefn statements.  Ensure presence of return value.  Wrap
14094         overlong @deftypefn lines.
14095         (is_gimple_operand, is_gimple_min_invariant_address): Remove
14096         descriptions of removed functions.
14097         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
14098         of multi-word return value in @deftypefn statement.
14099
14100 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14101
14102         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
14103         (Conditional Expressions, Logical Operators)
14104         (Statement and operand traversals): Do not indent smallexample
14105         code.  Fix duplicate function argument in example.
14106
14107 2011-01-10  Jeff Law  <law@redhat.com>
14108
14109         PR tree-optimization/47141
14110         * ipa-split.c (split_function): Handle case where we are
14111         returning a value and the return block has a virtual operand phi.
14112
14113 2011-01-10  Jan Hubicka  <jh@suse.cz>
14114
14115         PR tree-optimization/47234
14116         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
14117         (pass_feedback_split_functions): Declare.
14118         * passes.c (init_optimization_passes): Add ipa-split as subpass of
14119         tree-profile.
14120         * ipa-split.c (gate_split_functions): Update comments; disable
14121         split-functions for profile_arc_flag and branch_probabilities.
14122         (gate_feedback_split_functions): New function.
14123         (execute_feedback_split_functions): New function.
14124         (pass_feedback_split_functions): New global var.
14125
14126 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
14127
14128         PR lto/46760
14129         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
14130         calling gimple_call_set_cannot_inline.
14131
14132 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
14133
14134         * config/darwin-sections.def: Remove unused section.
14135
14136 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
14137
14138         PR c++/47218
14139         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
14140
14141 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
14142
14143         PR objc/47232
14144         * c-parser.c (c_parser_declaration_or_fndef): Improved
14145         error message.
14146
14147 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
14148
14149         * config/i386/winnt.c (i386_pe_start_function): Make sure
14150         to switch back to function's section.
14151
14152 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
14153
14154         PR gcc/46902
14155         PR testsuite/46912
14156         * plugin.c: Move include of dlfcn.h from here...
14157         * system.h: ... to here.
14158
14159 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14160
14161         * doc/cpp.texi (C++ Named Operators): Fix markup for header
14162         file name.
14163         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
14164         two extra empty pages in PDF output.
14165
14166 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
14167
14168         PR objc/47078
14169         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
14170         for error recovery purposes behave as if it was not specified so
14171         that the default type is usd.
14172
14173 2011-01-07  Jan Hubicka  <jh@suse.cz>
14174
14175         PR tree-optmization/46469
14176         * ipa.c (function_and_variable_visibility): Clear needed flags on
14177         nodes with external decls; handle weakrefs merging correctly.
14178
14179 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
14180
14181         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
14182         not false.
14183
14184 2011-01-07  Jan Hubicka  <jh@suse.cz>
14185
14186         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
14187         and no longer claim that gold is required for linker plugin.
14188         * configure: Regenerate.
14189         * gcc.c (PLUGIN_COND): New macro.
14190         (LINK_COMMAND_SPEC): Use it.
14191         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
14192         * config.in (HAVE_LTO_PLUGIN): New.
14193         * configure.ac (--with-lto-plugin): New parameter; autodetect
14194         HAVE_LTO_PLUGIN.
14195
14196 2011-01-07  Jan Hubicka  <jh@suse.cz>
14197
14198         PR tree-optimization/46367
14199         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
14200         when we can update original.
14201         (cgraph_mark_inline_edge): Sanity check.
14202         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
14203
14204 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14205
14206         * config/spu/spu.h (ASM_COMMENT_START): Define.
14207
14208 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
14209
14210         PR driver/42445
14211         * gcc.c (%>S): New.
14212         (SWITCH_KEEP_FOR_GCC): Likewise.
14213         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
14214         (do_spec_1): Handle "%>".
14215
14216         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
14217
14218 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
14219
14220         PR target/47201
14221         * config/i386/i386.c (ix86_delegitimize_address): If
14222         simplify_gen_subreg fails, return orig_x.
14223
14224         PR bootstrap/47187
14225         * value-prof.c (gimple_stringop_fixed_value): Handle
14226         lhs of the call properly.
14227
14228 2011-01-07  Jan Hubicka  <jh@suse.cz>
14229
14230         PR lto/45375
14231         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14232
14233 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14234
14235         * target.def (function_switched_text_sections): New hook.
14236         * doc/tm.texi: Regenerated.
14237         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14238         * final.c (default_function_switched_text_sections): New.
14239         (final_scan_insn): Call function_switched_text_sections when a
14240         mid-function section change occurs.
14241         * output.h (default_function_switched_text_sections): Declare.
14242         * config/darwin-protos.h (darwin_function_switched_text_sections):
14243         Likewise.
14244         * config/darwin.c (darwin_function_switched_text_sections): New.
14245         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14246
14247 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14248
14249         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14250         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14251         the secondary code fragment when outputting for DWARF == 2.
14252
14253 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14254
14255         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14256         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14257         Remove.
14258         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14259         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14260
14261 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14262
14263         PR debug/46704
14264         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14265         when it is not empty.
14266
14267 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14268
14269         Bobcat Enablement
14270         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14271         (case ${target}): Add btver1.
14272         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14273         -march=native recognize btver1 processors.
14274         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14275         btver1 def_and_undef
14276         * config/i386/i386.c (struct processor_costs btver1_cost): New
14277         btver1 cost table.
14278         (m_BTVER1): New definition.
14279         (m_AMD_MULTIPLE): Includes m_BTVER1.
14280         (initial_ix86_tune_features): Add btver1 tune.
14281         (processor_target_table): Add btver1 entry.
14282         (static const char *const cpu_names): Add btver1 entry.
14283         (software_prefetching_beneficial_p): Add btver1.
14284         (ix86_option_override_internal): Add btver1 instruction sets.
14285         (ix86_issue_rate): Add btver1.
14286         (ix86_adjust_cost): Add btver1.
14287         * config/i386/i386.h (TARGET_BTVER1): New definition.
14288         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14289         (enum processor_type): Add PROCESSOR_BTVER1.
14290         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14291
14292 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14293
14294         PR target/43309
14295         * config/i386/i386.c (legitimize_tls_address)
14296         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14297         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14298         (tls_initial_exec_64_sun): New pattern.
14299
14300 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14301
14302         * doc/invoke.texi (Overall Options): Improve wording and markup
14303         of the description of -wrapper.
14304
14305 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14306
14307         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14308         rdynamic, threads): New Driver options.
14309
14310 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14311
14312         PR target/38118
14313         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14314         if coming from .tdata.
14315         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14316
14317 2011-01-06  Jan Hubicka  <jh@suse.cz>
14318
14319         PR lto/47188
14320         * collect2.c (main): Do not enable LTOmode when plugin is active.
14321
14322 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14323
14324         PR other/45915
14325         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14326         --version output if supported.
14327         * configure: Regenerate.
14328
14329 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14330
14331         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14332         Driver options.
14333
14334 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14335
14336         PR c/47150
14337         * c-convert.c (convert): When converting a complex expression
14338         other than COMPLEX_EXPR to a different complex type, ensure
14339         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14340         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14341         when converting COMPLEX_TYPE.
14342
14343 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14344
14345         PR tree-optimization/47139
14346         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14347         only the last reduction value is used outside the loop.  Update
14348         documentation.
14349
14350 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14351
14352         * config/rtems.opt: New.
14353         * config.gcc (*-*-rtems*): Use rtems.opt.
14354
14355 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14356
14357         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14358         processors do not support 3DNow instructions.
14359
14360 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14361
14362         * config/spu/spu.c (spu_option_override): Set parameter
14363         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14364
14365 2011-01-05  Jan Hubicka  <jh@suse.cz>
14366
14367         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14368         at the command line.
14369
14370 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14371
14372         PR lto/47162
14373         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14374         deltas on streamed outgoing edges.
14375         (output_node_opt_summary): Output info for outgoing edges only when
14376         the node is in new parameter set.
14377         (output_cgraph_opt_summary): New parameter set, passed to the two
14378         aforementioned functions.  Update its forward declaration and its
14379         callee too.
14380
14381 2011-01-05  Tom Tromey  <tromey@redhat.com>
14382
14383         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14384         operator to c_finish_omp_atomic.
14385         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14386         (build_unary_op): Update.
14387         (build_modify_expr): Update.
14388         (build_asm_expr): Update.
14389
14390 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14391
14392         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14393         newly inserted insns.
14394         (pad_bb): Likewise.
14395         (spu_emit_branch_hint): Likewise.
14396         (insert_hbrp_for_ilb_runout): Likewise.
14397         (spu_machine_dependent_reorg): Call df_finish_pass after
14398         schedule_insns returns.
14399
14400 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14401
14402         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14403
14404 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14405
14406         PR tree-optimization/47005
14407         * tree-sra.c (struct access): Add 'non_addressable' bit.
14408         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14409         (decide_one_param_reduction): Return 0 if the parameter is passed by
14410         reference and one of the accesses in the group is non_addressable.
14411
14412 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14413
14414         PR tree-optimization/47056
14415         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14416         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14417         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14418
14419 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14420
14421         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14422         initializer.  Skip view conversions from aggregate types.
14423
14424 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14425
14426         PR bootstrap/47055
14427         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14428
14429 2011-01-04  Philipp Thomas  <pth@suse.de>
14430
14431         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14432         obvious typo.
14433
14434 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14435
14436         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14437         on empty epilogue sequences.
14438
14439 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14440
14441         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14442         non-static): New Driver options.
14443
14444 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14445
14446         PR driver/47137
14447         * gcc.c (default_compilers[]): Set combinable field to 0
14448         for all assembly languages.
14449
14450 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14451
14452         * config/mips/loongson3a.md: New file.
14453         * config/mips/mips.md: Include loongson3a.md.
14454         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14455         TUNE_LOONGSON_3A.
14456
14457 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14458
14459         PR middle-end/47017
14460         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14461         instead of convert_memory_address_addr_space on the base expression.
14462
14463 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14464
14465         * config/spu/spu.c (spu_option_override): Update error text
14466         for bad -march= / -mtune= values.
14467
14468 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14469
14470         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14471         if branch-hint optimization will be performed.
14472
14473 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14474
14475         PR tree-optimization/47148
14476         * ipa-split.c (split_function): Convert arguments to
14477         DECL_ARG_TYPE if possible.
14478
14479         PR tree-optimization/47155
14480         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14481         when computing uns.
14482
14483         PR rtl-optimization/47157
14484         * combine.c (try_combine): If undobuf.other_insn becomes
14485         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14486         and set *new_direct_jump_p too.
14487
14488 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14489
14490         PR tree-optimization/47021
14491         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14492
14493 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14494
14495         * gcc.c (process_command): Update copyright notice dates.
14496         * gcov.c (print_version): Likewise.
14497         * gcov-dump.c (print_version): Likewise.
14498         * mips-tfile.c (main): Likewise.
14499         * mips-tdump.c (main): Likewise.
14500
14501 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14502
14503         PR tree-optimization/46801
14504         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14505         aggregate fields start at byte boundary instead of the bit-field flag.
14506
14507 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14508
14509         PR driver/47137
14510         * gcc.c (main): Revert revision 168407.
14511
14512 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14513
14514         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14515
14516 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14517
14518         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14519         vector optab to expand vector/scalar shift, update gimple to vector.
14520
14521 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14522
14523         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14524         a thunk.
14525
14526 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14527
14528         PR tree-optimization/46984
14529         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14530         HOST_WIDE_INT.
14531         (cgraph_create_indirect_edge): Fixed line length.
14532         (cgraph_indirect_call_info): Declare.
14533         (cgraph_make_edge_direct) Update declaration.
14534         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14535         (cgraph_create_indirect_edge): Use it.
14536         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14537         callees.
14538         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14539         the new thunk_delta representation.
14540         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14541         HOST_WIDE_INT.
14542         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14543         (ipa_read_indirect_edge_info): Likewise.
14544         * lto-cgraph.c (output_edge_opt_summary): New function.
14545         (output_node_opt_summary): Call it on all outgoing edges.
14546         (input_edge_opt_summary): New function.
14547         (input_node_opt_summary): Call it on all outgoing edges.
14548
14549 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14550
14551         PR driver/47137
14552         * gcc.c (main): Don't check have_o when settting combine_inputs.
14553
14554 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14555
14556         * regrename.c: Add general comment describing the pass.
14557         (struct du_head): Remove 'length' field.
14558         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14559         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14560         Force renaming to the preferred class (if any) in the first pass and do
14561         not consider registers that belong to it in the second pass.
14562         (create_new_chain): Do not set 'length' field.
14563         (scan_rtx_reg): Likewise.
14564
14565 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14566
14567         PR tree-optimization/47140
14568         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14569         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14570         to bit_value_binop.
14571
14572         PR rtl-optimization/47028
14573         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14574         parm_birth_insn instead of at the beginning of first bb.
14575
14576 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14577
14578         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14579         Remove the word "see" before "@pxref".
14580         * doc/rtl.texi: Remove the word "see" before "@pxref".
14581
14582 2011-01-01  Jan Hubicka  <jh@suse.cz>
14583
14584         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14585         memory.
14586
14587 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14588
14589         PR target/38662
14590         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14591
14592 \f
14593 Copyright (C) 2011 Free Software Foundation, Inc.
14594
14595 Copying and distribution of this file, with or without modification,
14596 are permitted in any medium without royalty provided the copyright
14597 notice and this notice are preserved.