gcc/ChangeLog

   1 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
   2
   3         PR tree-optimization/41881
   4         * tree-vectorizer.h (struct _loop_vec_info): Add new field
   5         reduction_chains along with a macro for its access.
   6         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
   7         (destroy_loop_vec_info): Free reduction chains.
   8         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
   9         (vect_is_slp_reduction): New function.
  10         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
  11         (vect_create_epilog_for_reduction): Support SLP reduction chains.
  12         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
  13         definition types for reduction chains.
  14         (vect_supported_load_permutation_p): Don't allow permutations for
  15         reduction chains.
  16         (vect_analyze_slp_instance): Support reduction chains.
  17         (vect_analyze_slp): Try to build SLP instance from reduction chains.
  18         (vect_get_constant_vectors):  Handle reduction chains.
  19         (vect_schedule_slp_instance): Mark the first statement of the
  20         reduction chain as reduction.
  21
  22 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
  23
  24         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
  25         names for group elements access.
  26         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
  27         reduction chains as well.  Remove data reference and interleaving
  28         related words from the fields names.
  29         * tree-vect-loop.c (vect_transform_loop): Use new names for group
  30         elements access.
  31         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
  32         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
  33         vect_update_interleaving_chain, vect_same_range_drs,
  34         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
  35         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
  36         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
  37         vect_analyze_group_access, vect_analyze_data_ref_access,
  38         vect_create_data_ref_ptr, vect_transform_strided_load,
  39         vect_record_strided_load_vectors): Likewise.
  40         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
  41         vect_model_load_cost, vectorizable_store, vectorizable_load,
  42         vect_remove_stores, new_stmt_vec_info): Likewise.
  43         * tree-vect-slp.c (vect_build_slp_tree,
  44         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
  45
  46 2011-05-18  Richard Guenther  <rguenther@suse.de>
  47
  48         PR middle-end/48989
  49         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
  50         operand verification.
  51         (verify_gimple_assign_binary): Likewise.
  52         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
  53         to non-1-precision BOOLEAN_TYPEs.
  54
  55 2011-05-18  Tom de Vries  <tom@codesourcery.com>
  56
  57         PR target/45098
  58         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
  59
  60 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
  61
  62         PR tree-optimization/49000
  63         * tree-ssa.c (execute_update_addresses_taken): Call
  64         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
  65         be rewritten and decl has been marked for renaming, reset
  66         the debug stmt.
  67
  68 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
  69
  70         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
  71         enum_opts_set when testing if attributes have set -mfpmath=.
  72
  73 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
  74
  75         * config/mips/mips.c (mips_handle_option): Remove unused variable.
  76
  77 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
  78
  79         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
  80         info->entry with 0
  81         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
  82         id.transform_lang_insert_block with NULL.
  83
  84 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
  85
  86         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
  87         (output_fp_compare): Change args 3 and 4 to bool.
  88         (ix86_expand_call): Change arg 6 to bool.
  89         (ix86_attr_length_immediate_default): Change arg 2 to bool.
  90         (ix86_attr_length_vex_default): Change arg 3 to bool.
  91         * config/i386/i386.md: Update all uses.
  92         * config/i386/i386.c: Ditto.
  93         (ix86_flags_dependent): Change return type to bool.
  94
  95 2011-05-17  Richard Guenther  <rguenther@suse.de>
  96
  97         * gimple.c (type_hash_pair_compare): Fix comparison.
  98
  99 2011-05-17  Richard Guenther  <rguenther@suse.de>
 100
 101         * gimple.c (iterative_hash_gimple_type): Simplify singleton
 102         case some more, fix final hash value of the non-singleton case.
 103
 104 2011-05-17  Richard Guenther  <rguenther@suse.de>
 105
 106         PR bootstrap/49013
 107         Revert
 108         2011-05-16  Richard Guenther  <rguenther@suse.de>
 109
 110         * gimple.c (gimple_types_compatible_p_1): Use names of the
 111         type itself, not its main variant.
 112         (iterative_hash_gimple_type): Likewise.
 113
 114 2011-05-17  Richard Guenther  <rguenther@suse.de>
 115
 116         * gimple.c (gimple_register_canonical_type): Use the main-variant
 117         leader for computing the canonical type.
 118
 119 2011-05-17  Nick Clifton  <nickc@redhat.com>
 120
 121         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
 122         moves.
 123
 124         * config/rx/rx.md: Add peephole to remove redundant extensions
 125         after loads.
 126         (bitset_in_memory): Use rx_restricted_mem_operand.
 127         (bitinvert_in_memory): Likewise.
 128         (bitclr_in_memory): Likewise.
 129
 130 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
 131             Nick Clifton  <nickc@redhat.com>
 132
 133         * config/rx/rx.md: Add peepholes to match a register move followed
 134         by a comparison of the moved register.  Replace these with an
 135         addition of zero that does both actions in one instruction.
 136
 137 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
 138
 139         PR target/48986
 140         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
 141         predicate to allow CONST_INT.
 142         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
 143
 144 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 145
 146         * opts-common.c (opt_enum_arg_to_value): New.
 147         * opts.h (opt_enum_arg_to_value): Declare.
 148         * config/i386/i386.opt (fpmath): Remove.
 149         (mfpmath=): Use Enum, Init and Save.
 150         (fpmath_unit): New Enum and EnumValue entries.
 151         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
 152         name for function fpmath state.
 153         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
 154         * config/i386/i386.c: Include diagnostic.h.
 155         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
 156         (ix86_target_string): Take enum fpmath_unit value instead of string.
 157         (ix86_debug_options): Update call to ix86_target_string.
 158         (ix86_option_override_internal): Don't process fpmath strings here.
 159         (x86_function_specific_save, ix86_function_specific_restore):
 160         Don't handle fpmath state specially.
 161         (ix86_function_specific_print): Pass fpmath state to
 162         ix86_target_string instead of printing in this function.
 163         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
 164         Handle enum attributes.
 165         (IX86_ATTR_ENUM, ix86_opt_enum): New.
 166         (ix86_valid_target_attribute_tree): Update option_strings
 167         handling.  Handle fpmath as enum option.
 168         (ix86_can_inline_p): Update field names for function fpmath state.
 169         (ix86_expand_builtin): Update call to ix86_target_string.
 170         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
 171         (ix86_fpmath): Remove.
 172         * config/i386/t-i386 (i386.o): Update dependencies.
 173
 174 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
 175
 176         PR preprocessor/48677
 177         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
 178         from decoded_options[0], not from itself.
 179
 180 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
 181
 182         * config/i386/constraints.md (z): New constraint.
 183         * config/i386/i386.c (c): New mode attribute.
 184         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
 185         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
 186         constraint for operand 0.
 187         (*call_vzeroupper): Ditto.
 188         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
 189         (*call_rex64_ms_sysv_vzeroupper): Ditto.
 190         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
 191         Use "lzm" constraint for operand 0.
 192         (*call_pop_vzeroupper): Ditto.
 193         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
 194         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
 195         constraint for operand 0.
 196         (*sibcall_vzeroupper): Ditto.
 197         (*sibcall_rex64_ms_sysv): Ditto.
 198         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
 199         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
 200         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
 201         (*sibcall_pop_vzeroupper): Ditto.
 202         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
 203         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
 204         mode iterator.  Use "<c>zm" constraint for operand 1.
 205         (*call_value_vzeroupper): Ditto.
 206         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
 207         for operand 1.
 208         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
 209         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
 210         *call_value_pop_1.  Use "lzm" constraint for operand 1.
 211         (*call_value_pop_vzeroupper): Ditto.
 212         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
 213         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
 214         mode iterator.  Use "Uz" constraint for operand 1.
 215         (*sibcall_value_vzeroupper): Ditto.
 216         (*sibcall_value_rex64_ms_sysv): Ditto.
 217         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
 218         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
 219         constraint for operand 1.
 220         (*sibcall_value_pop_vzeroupper): Ditto.
 221         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
 222         and "z" constraint for operand 2.
 223         (*tls_global_dynamic_32_gnu): Ditto.
 224         (*tls_local_dynamic_base_32_gnu): Ditto.
 225         (*tls_local_dynamic_base_64): Ditto.
 226         (*tls_local_dynamic_32_once): Ditto.
 227         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
 228         Update all callers.
 229         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
 230
 231 2011-05-16  Richard Guenther  <rguenther@suse.de>
 232
 233         * gimple.c (gimple_types_compatible_p_1): Use names of the
 234         type itself, not its main variant.
 235         (iterative_hash_gimple_type): Likewise.
 236
 237 2011-05-16  Richard Guenther  <rguenther@suse.de>
 238
 239         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
 240         always visit pointer target and function result and argument types.
 241
 242 2011-05-16  Jason Merrill  <jason@redhat.com>
 243
 244         PR c++/48999
 245         * tree-inline.c (copy_statement_list): Put back recursion.
 246
 247 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 248
 249         PR target/27663
 250         PR target/41076
 251         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
 252         * config/avr/avr.md ("*ior<mode>qi.byte0",
 253         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
 254
 255 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 256
 257         PR target/45099
 258         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
 259         register is needed for a function argument.
 260
 261 2011-05-16  Richard Guenther  <rguenther@suse.de>
 262
 263         * gimple.c (struct type_hash_pair): New type.
 264         (type_hash_pair_compare): New function.
 265         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
 266
 267 2011-05-16  Revital Eres  <revital.eres@linaro.org>
 268
 269         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
 270
 271 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 272
 273         * config/i386/i386.md (floating point move splitters): Fix
 274         usage of standard_80387_constant_p.
 275         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
 276
 277 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
 278
 279         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
 280
 281 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
 282
 283         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
 284         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
 285         (tree_ssa_lim_finalize): Likewise.
 286
 287 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
 288
 289         * config/i386/constraint.md (Yd, Yx): New register constraints.
 290         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
 291         Yd conditional register constraint.
 292         (*movtf_internal): Use standard_sse_constant_opcode.
 293         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
 294         Yx conditional register constraint.
 295         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
 296         Yd conditional register constraint.  Use standard_sse_constant_p to
 297         check for valid SSE constants and call standard_sse_constant_opcode to
 298         output SSE insn.
 299         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
 300         constants and call standard_sse_constant_opcode to output SSE insn.
 301         * config/i386/i386.c (ix86_option_ovverride_internal): Set
 302         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
 303         optimize_size is set.
 304         (standard_sse_constant_opcode): Output conditional AVX insn templates.
 305
 306 2011-05-14  Tobias Burnus  <burnus@net-b.de>
 307
 308         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
 309
 310 2011-05-13  Martin Jambor  <mjambor@suse.cz>
 311
 312         * ipa-prop.c (ipa_cst_from_jfunc): New function.
 313         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
 314         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
 315         (evaluate_conditions_for_ipcp_clone): Removed.
 316         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
 317         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
 318         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
 319
 320 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
 321
 322         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
 323         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
 324         lieu of MAY_HAVE_DEBUG_STMTS.
 325         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
 326         debug statements if !MAY_HAVE_DEBUG_STMTS.
 327
 328 2011-05-13  Martin Thuresson  <martint@google.com>
 329
 330         PR gcov-profile/47793
 331         * libgcov.c (gcov_exit): Support relative profile paths.
 332         * doc/invoke.texi (-fprofile-dir): Update for above change.
 333
 334 2011-05-13  Richard Guenther  <rguenther@suse.de>
 335
 336         * gimple.c (gimple_canonical_types_compatible_p): Do not use
 337         type-pair caching, do not compare hashes.
 338
 339 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
 340
 341         PR middle-end/48965
 342         * tree-cfg.c (edge_to_cases_cleanup): Return true.
 343         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
 344
 345 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 346
 347         * gimplify.c (gimplify_expr): Make sure operand is boolified.
 348         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
 349         compatible type for TRUTH_NOT_EXPR.
 350
 351 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
 352
 353         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
 354         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
 355         can_create_pseudo_p ().
 356
 357 2011-05-13  Richard Guenther  <rguenther@suse.de>
 358
 359         PR lto/48978
 360         * gimple.c (iterative_hash_gimple_type): Revert change in
 361         pointer target and function result and argument hashing.
 362
 363 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
 364
 365         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
 366         (*movxf_internal_nointeger): Ditto.
 367         (*movdf_internal_rex64): Ditto.
 368         (*movdf_internal): Ditto.
 369         (*movdf_internal_nointeger): Ditto.
 370         (*movsf_internal): Ditto.
 371         (sincos splitters): Use can_create_pseudo ().
 372
 373 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
 374
 375         * config/i386/i386-opts.h: New.
 376         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
 377         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
 378         ix86_section_threshold): Remove.
 379         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
 380         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
 381         OPT_mbranch_cost_.
 382         (ix86_option_override_internal): Don't decode strings for options
 383         other than -march=, -mtune= and -mfpmath=.  Don't allow for
 384         __attribute__ uses in remaining diagnostics for options with
 385         string arguments.  Don't check for integer arguments being negative.
 386         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
 387         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
 388         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
 389         ix86_branch_cost, ix86_section_threshold): Remove.
 390         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
 391         HeaderInclude.
 392         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
 393         but not Var.
 394         (masm=): Use Enum and Init.
 395         (asm_dialect): New Enum and EnumValue entries.
 396         (mbranch-cost=): Use UInteger.
 397         (mlarge-data-threshold=): Use UInteger and Init.
 398         (mcmodel=): Use Enum and Init.
 399         (cmodel): New Enum and EnumValue entries.
 400         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
 401         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
 402         mregparm=): Use UInteger.
 403         (mstringop-strategy=): Use Enum and Init.
 404         (stringop_alg): New Enum and EnumValue entries.
 405         (mtls-dialect=): Use Enum and Init.
 406         (tls_dialect): New Enum and EnumValue entries.
 407         (mabi=): Use Enum and Init.
 408         (calling_abi): New Enum and EnumValue entries.
 409         (mveclibabi=): Use Enum and Init.
 410         (ix86_veclibabi): New Enum and EnumValue entries.
 411
 412 2011-05-13  Nick Clifton  <nickc@redhat.com>
 413
 414         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
 415         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
 416
 417 2011-05-13  Kai Tietz  <ktietz@redhat.com>
 418
 419         PR middle-end/48984
 420         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
 421         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
 422         (gimple_boolify): Check for cast for boolean_type_node instead for
 423         BOOLEAN_TYPE.
 424
 425 2011-05-13  Richard Guenther  <rguenther@suse.de>
 426
 427         PR tree-optimization/48172
 428         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
 429         multiplying by number of iterations for equal step.
 430         (vect_create_cond_for_alias_checks): Likewise.
 431
 432 2011-05-13  Andreas Schwab  <schwab@redhat.com>
 433
 434         * configure.ac: Use AS_HELP_STRING throughout.
 435         * configure: Regenerate.
 436
 437 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 438
 439         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
 440         (ix86_emit_restore_regs_using_mov): Likewise.
 441         (ix86_emit_restore_sse_regs_using_mov): Likewise.
 442
 443 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
 444
 445         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
 446         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
 447         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
 448         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
 449         RTX_OK_FOR_OLO10_P): ...here.
 450         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
 451         SYMBOLIC_CONST.
 452
 453 2011-05-12  Kai Tietz  <ktietz@redhat.com>
 454
 455         * gimplify.c (gimple_boolify): Re-boolify expression
 456         arguments even if expression type is of kind BOOLEAN_TYPE.
 457         (gimplify_boolean_expr): Removed.
 458         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
 459         and XOR. Additional take care that we keep expression's type.
 460         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
 461         of TRUTH_AND|OR|XOR_EXPR.
 462
 463 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 464
 465         PR tree-optimization/48975
 466         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 467         on all bbs here and free and clear ifc_bbs at the end.
 468
 469 2011-05-12  Richard Guenther  <rguenther@suse.de>
 470
 471         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 472         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 473         until after simple checks.
 474         (gimple_types_compatible_p): Likewise.
 475         (iterative_hash_gimple_type): Always hash pointer targets
 476         and function return and argument types.
 477         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 478         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 479         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 480         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 481         completely in the simple compare section.
 482         (gimple_register_canonical_type): Query the cache again after
 483         registering.
 484
 485 2011-05-12  Richard Guenther  <rguenther@suse.de>
 486
 487         PR tree-optimization/48172
 488         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 489         the number of iterations from the segment size calculation.
 490         (vect_create_cond_for_alias_checks): Adjust.
 491
 492 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 493
 494         PR debug/48967
 495         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 496         if validate_subreg fails.
 497
 498 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 499
 500         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 501         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 502         early.
 503
 504 2011-05-12  DJ Delorie  <dj@redhat.com>
 505
 506         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 507         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 508         created builtin into rx_builtins array.
 509         (rx_builtin_decl): New function.
 510         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
 511
 512 2011-05-12  DJ Delorie  <dj@redhat.com>
 513             Nick Clifton  <nickc@redhat.com>
 514
 515         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 516         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 517         (rx_is_legitimate_address): Add pre-decrement and post-increment
 518         addressing in HImode and QImode.  Fix test for out of range
 519         REG+INT addressing.
 520         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 521         (rx_align_for_label): Test label before extracting its usage count.
 522         (rx_adjust_insn_lengths): Fix selection of insn codes.
 523         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 524
 525 2011-05-11  Jason Merrill  <jason@redhat.com>
 526
 527         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 528
 529 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 530
 531         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 532         reindent the subsequent block.
 533
 534 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 535             Paul Pluzhnikov  <ppluzhnikov@google.com>
 536
 537         * doc/install.texi (Configuration): Document --with-linker-hash-style.
 538         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 539         * config.in: Add LINKER_HASH_STYLE.
 540         * configure.ac: Add --with-linker-hash-style.
 541         * configure: Regenerate.
 542
 543 2011-05-11  Richard Guenther  <rguenther@suse.de>
 544
 545         PR middle-end/48964
 546         * gimple.c (iterative_hash_canonical_type): Fix typo.
 547
 548 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 549
 550         * config/i386/i386.c (legitimize_tls_address)
 551         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 552         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 553         __tls_get_addr symbol reference here.  Update call to
 554         gen_tls_global_dynamic_{32,64} for added arguments.
 555         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 556         expanders directly for TARGET_GNU2_TLS.  Determine
 557         __tls_get_addr symbol reference here.  Update call to
 558         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 559         unique UNSPEC REG_EQUIV to libcall block.
 560         (ix86_tls_get_addr): Declare static.
 561         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 562         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 563         Do not determine pic and __tls_get_addr symbol reference here. Do not
 564         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 565         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 566         (tls_global_dynamic_64): Add operand 2.  Do not determine
 567         __tls_get_addr symbol reference here.  Do not call
 568         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 569         (tls_local_dynamic_base64): Ditto for operand 1.
 570
 571 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 572
 573         * function.c (expand_function_start): Initialize stack_check_probe_note
 574         only if the generic stack checking mechanism is used.
 575
 576 2011-05-11  Richard Guenther  <rguenther@suse.de>
 577
 578         PR tree-optimization/15256
 579         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 580         (A & B) | C, combine (A op CST1) op CST2.
 581         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 582         visit assigns that have uses.
 583
 584 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 585
 586         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 587         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 588         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 589         (unpack_value_fields): Adjust for renaming.
 590         (lto_input_ts_type_tree_pointers): Split into...
 591         (lto_input_ts_type_common_tree_pointer): ...this and...
 592         (lto_input_ts_type_non_common_tree_pointers): ...this.
 593         (lto_input_tree_pointers): Adjust for above split.
 594         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 595         (pack_ts_type_common_value_fields): ...this.  Update comment.
 596         (lto_output_ts_type_tree_pointers): Split into...
 597         (lto_output_ts_type_common_tree_pointers): ...this and...
 598         (lto_output_ts_type_non_common_tree_pointers): ...this.
 599         (lto_output_tree_pointers): Adjust for above split.
 600         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 601         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 602         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 603         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 604         Define.
 605         (struct tree_type): Split into...
 606         (struct tree_type_common: ...this and...
 607         (struct tree_type_with_lang_specific): ...this and...
 608         (struct tree_type_non_common): ...this.  Adjust accessor macros
 609         accordingly.
 610         (TYPE_VALUES_RAW): Define.
 611         (union tree_node): Update for above changes.
 612         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 613         TS_TYPE_NON_COMMON.
 614         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 615         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 616         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 617         * treestructu.def (TS_TYPE): Remove.
 618         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 619         Define.
 620
 621 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 622
 623         PR debug/48159
 624         * tree-ssa.c (reset_debug_uses): New function.
 625         * tree-flow.h (reset_debug_uses): New prototype.
 626         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 627         * tree-loop-distribution.c (generate_loops_for_partition): Call
 628         reset_debug_uses on the stmts that will be removed.  Keep around
 629         all debug stmts, don't count them as bits in partition bitmap.
 630         (generate_builtin): Don't count debug stmts or labels as bits in
 631         partition bitmap.
 632
 633 2011-05-11  Richard Guenther  <rguenther@suse.de>
 634
 635         * gimple.c (gimple_type_hash_1): Merge with ...
 636         (gimple_type_hash): ... this.
 637         (gtc_visit): Remove mode parameter and simplify accordingly.
 638         (gimple_types_compatible_p_1): Likewise.
 639         (gimple_types_compatible_p): Likewise.
 640         (iterative_hash_gimple_type): Likewise.
 641         (visit): Likewise.
 642         (gimple_type_eq): Adjust.
 643
 644 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 645
 646         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 647         enters the branch create an anti edge in the opposite direction
 648         to prevent the creation of reg-moves.
 649         * modulo-sched.c: Adjust comment to reflect the fact we are
 650         scheduling closing branch.
 651         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 652         (stage_count): New field in struct partial_schedule.
 653         (calculate_stage_count): New function.
 654         (normalize_sched_times): Rename to reset_sched_times and handle
 655         incrementing the sched time of the nodes by a constant value
 656         passed as parameter.
 657         (duplicate_insns_of_cycles): Skip closing branch.
 658         (sms_schedule_by_order): Schedule closing branch.
 659         (ps_insn_find_column): Handle closing branch.
 660         (sms_schedule): Call reset_sched_times and adjust the code to
 661         support scheduling of the closing branch.
 662         (ps_insert_empty_row): Update calls to normalize_sched_times
 663         and rotate_partial_schedule functions.
 664
 665 2011-05-11  Richard Guenther  <rguenther@suse.de>
 666
 667         PR middle-end/48953
 668         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 669
 670 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 671
 672         * opts.c (finish_options): Move warning settings from process_options.
 673         * toplev.c (process_options): Move warning settings to finish_options.
 674
 675 2011-05-11  Richard Guenther  <rguenther@suse.de>
 676
 677         PR tree-optimization/18041
 678         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 679         (simplify_bitwise_binary): ... this.  Handle operand conversions
 680         by applying them to the result instead.
 681         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 682
 683 2011-05-11  Richard Guenther  <rguenther@suse.de>
 684
 685         * gimple.c (gimple_canonical_types_compatible_p): Split out
 686         from gimple_types_compatible_p and friends.  Do not recurse
 687         to pointed-to types.
 688         (gimple_canonical_type_eq): Use it.
 689         (iterative_hash_canonical_type): Split out from
 690         iterative_hash_gimple_type and friends.  Do not recurse
 691         to pointed-to types.
 692         (gimple_canonical_type_hash): Use it, allocate the hash here.
 693
 694 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 695
 696         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 697         recognizing doloop.
 698
 699 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 700
 701         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 702         instead of PREV_INSN.
 703
 704 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 705
 706         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 707         * loop-doloop.c (doloop_condition_get): Likewise.
 708         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 709         (doloop_end): New.
 710         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 711
 712 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 713
 714         * tree.def (CASE_LABEL_EXPR): Add an operand.
 715         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 716
 717 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 718
 719         * c-decl.c (c_override_global_bindings_to_false): Remove.
 720         (global_bindings_p): Don't check
 721         c_override_global_bindings_to_false.
 722         * c-tree.h (c_override_global_bindings_to_false): Remove.
 723         * c-typeck.c (composite_type): Don't set
 724         c_override_global_bindings_to_false.
 725
 726 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 727
 728         PR target/48857, 48495
 729         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 730         (VSX_MODE): Ditto.
 731         (VSX_MOVE_MODE): Ditto.
 732         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 733         VSX vector types.  Add V2DImode.
 734         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 735         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 736         (MODES_TIEABLE_P): Ditto.
 737
 738         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 739         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 740         VSX_VECTOR_MODE.
 741         (init_cumulative_args): Ditto.
 742         (rs6000_function_arg_boundary): Ditto.
 743         (rs6000_function_arg_advance_1): Ditto.
 744         (rs6000_function_arg): Ditto.
 745         (rs6000_function_ok_for_sibcall): Ditto.
 746         (emit_frame_save): Ditto.
 747         (rs6000_function_value): Ditto.
 748         (rs6000_libcall_value): Ditto.
 749
 750 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 751
 752         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 753         i386/darwin-lib.h to $libgcc_tm_file.
 754         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 755
 756 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 757
 758         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 759
 760 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 761
 762         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 763         * config/rs6000/rs6000-tables.opt: New file (generated).
 764         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 765         rs6000/rs6000-tables.opt to extra_options.
 766         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 767         * config/rs6000/rs6000.c (rs6000_select): Remove.
 768         (processor_target_table): Move contents to rs6000-cpus.def.
 769         (darwin_rs6000_override_options): Check
 770         global_options_set.x_rs6000_cpu_index instead of
 771         rs6000_select[1].string.
 772         (rs6000_option_override_internal): Likewise.
 773         (rs6000_handle_option): Don't assert that global structures are in
 774         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 775         (rs6000_default_cpu): New variable.
 776         (rs6000_file_start): Set it instead of local default_cpu.  Check
 777         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 778         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 779         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 780         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 781         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 782         rs6000_select): Remove.
 783         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 784         Remove.
 785         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 786         * config/rs6000/t-rs6000
 787         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 788         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 789         global_options_set.x_rs6000_cpu_index instead of
 790         rs6000_select[1].string.
 791         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 792         global_options_set.x_rs6000_cpu_index instead of
 793         rs6000_select[1].string.
 794
 795 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 796
 797         * config.gcc (libgcc_tm_file): Define instead of including files
 798         from ../../libgcc/config/ in tm_file.
 799         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 800         * configure: Regenerate.
 801         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 802         libgcc_tm.h, cs-libgcc_tm.h): New.
 803         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 804         (clean): Remove libgcc_tm.h.
 805         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 806         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 807         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 808
 809 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 810
 811         PR target/48896
 812         * config/avr/avr.c (avr_ret_register): Return unsigned int
 813         instead of int.
 814         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
 815         it to avr_libcall_value.
 816         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
 817         expand_expr.
 818         (avr_expand_binop_builtin): Ditto.
 819         (avr_expand_unop_builtin): Ditto.
 820
 821 2011-05-10  DJ Delorie  <dj@redhat.com>
 822
 823         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
 824         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
 825         * config/rx/rx.c (rx_align_for_label): Add label and
 826         uses_threshold parameters.  Do not align when the label is not
 827         used enough.
 828         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
 829
 830 2011-05-10  Richard Guenther  <rguenther@suse.de>
 831
 832         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
 833         a series of conversions and apply foldings similar to what
 834         fold-const does.
 835         (tree_ssa_forward_propagate_single_use_vars): Call it.
 836
 837 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
 838
 839         PR tree-optimization/48611
 840         PR tree-optimization/48794
 841         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
 842         referenced from RESX or EH_DISPATCH arguments.
 843
 844         PR debug/48928
 845         * dfp.c (decimal_to_decnumber): Handle conversion from
 846         dconst{1,2,m1,half}.
 847
 848 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 849
 850         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
 851         for !flag_prefer_avx128.
 852         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
 853
 854 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 855
 856         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
 857         (fold_ternary_loc): Use expr_location_or.
 858
 859 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 860
 861         PR debug/48853
 862         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
 863         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
 864         Pmode and mem_mode is not VOIDmode.
 865
 866 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 867
 868         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
 869         TYPE_QUAL_RESTRICT): Convert to enum.
 870
 871 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 872
 873         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
 874         (const_pow2_1_to_8_operand): Ditto.
 875         (const_pow2_1_to_128_operand): Ditto.
 876         (const_pow2_1_to_32768_operand): Ditto.
 877         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
 878         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
 879         in insn constraint to check integer value of operand 3.
 880         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
 881
 882         (PINSR_MODE): New mode iterator.
 883         (sse2p4_1): New mode attribute.
 884         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
 885         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
 886         iterator.  Use const_int_operand instead of
 887         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
 888         exact_log2 in insn constraint to check integer value of operand 3.
 889
 890 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 891
 892         * config/i386/sse.md (blendbits): Remove mode attribute.
 893         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 894         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 895         Check integer value of operand 3 in insn constraint.
 896
 897 2011-05-09  Richard Guenther  <rguenther@suse.de>
 898
 899         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
 900         for diagnostics.
 901         (lto_symtab_merge): Likewise.  Do not register types here.
 902         (lto_symtab_merge_decls_2): Likewise.
 903         (lto_symtab_merge_decls_1): Likewise.
 904         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
 905         * gimple.c (enum gtc_mode): Declare.
 906         (gimple_types_compatible_p): Make static.
 907
 908 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 909
 910         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
 911         temporary register to match Pmode.
 912
 913 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 914
 915         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
 916         and *vec_concatv4si_1_avx.
 917
 918 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 919
 920         PR rtl-optimization/48927
 921         * ira-conflicts.c (commutative_constraint_p): Use
 922         recog_data.alternative_enabled_p to disable alternatives where
 923         "enabled" attribute is false.
 924         (get_dup_num): Ditto.
 925         * ira-lives.c (single_reg_class): Ditto.
 926         (ira_implicitly_set_insn_hard_regs): Ditto.
 927
 928 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 929
 930         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
 931         (dataflow_set_preserve_mem_locs): Likewise.
 932
 933 2011-05-09  Philipp Thomas  <pth@suse.de>
 934
 935         * config/mep/mep.c (mep_validate_vliw): Syntax description
 936         should not be translated.
 937
 938 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
 939
 940         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
 941         * config/mips/mips-tables.opt: New file (generated).
 942         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
 943         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
 944         MIPS_ARCH_OPTION_NATIVE): Define.
 945         * config/mips/mips.c (mips_cpu_info_table): Move contents to
 946         mips-cpus.def.
 947         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
 948         mips_parse_cpu): Remove.
 949         (mips_cpu_info_from_opt, mips_default_arch): New.
 950         (mips_handle_option): Don't assert that global structures are in
 951         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
 952         (mips_option_override): Use new variables and functions to set
 953         state of these options.  Use strcmp to check for individual CPU names.
 954         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
 955         definition.
 956         * config/mips/mips.opt (march=): Use ToLower and Enum.
 957         (mips): Use ToLower, Enum and Var.
 958         (mtune=): Use ToLower and Enum.
 959         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
 960
 961 2011-05-08  Jan Hubicka  <jh@suse.cz>
 962
 963         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
 964         Arrange type pairs to be UID ordered.
 965         (gimple_lookup_type_leader): Make inline.
 966
 967 2011-05-09  Nick Clifton  <nickc@redhat.com>
 968
 969         PR target/48899
 970         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
 971         PROCESSOR_DEFAULT.
 972
 973         PR target/48897
 974         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
 975         variable 's'.
 976
 977 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
 978
 979         * combine.c (simplify_comparison): Abstract out parts into...
 980         (simplify_compare_const): ... new function.
 981         (try_combine): Generalize parallel arithmetic/compare combining
 982         to call simplify_compare_const() and CANONICALIZE_COMPARE().
 983
 984 2011-05-08  Jan Hubicka  <jh@suse.cz>
 985
 986         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
 987         (cgraph_create_virtual_clone): Call hooks once virtual clone
 988         is finished.
 989         * cgraph.h (cgraph_clone_node): Update prototype.
 990         * ipa-cp.c (ipcp_estimate_growth): Use
 991         estimate_ipcp_clone_size_and_time.
 992         * ipa-inline-transform.c (clone_inlined_nodes): Update.
 993         * lto-cgraph.c (input_node): Update.
 994         * ipa-inline.c (recursive_inlining): Update.
 995         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
 996         (evaluate_conditions_for_known_args): Break out from ...
 997         (evaluate_conditions_for_edge): ... here.
 998         (evaluate_conditions_for_ipcp_clone): New function.
 999         (inline_node_duplication_hook): Update clone summary based
1000         on parameter map.
1001         (estimate_callee_size_and_time): Rename to ...
1002         (estimate_node_size_and_time): take NODE instead of EDGE;
1003         take POSSIBLE_TRUTHS as argument.
1004         (estimate_callee_size_and_time): Update.
1005         (estimate_ipcp_clone_size_and_time): New function.
1006         (do_estimate_edge_time): Update.
1007
1008 2011-05-08  Richard Guenther  <rguenther@suse.de>
1009
1010         PR middle-end/48908
1011         PR middle-end/48905
1012         * expmed.c (expand_shift_1): Compute adjusted constant shift
1013         amount manually.
1014
1015 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1016
1017         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
1018
1019 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
1020
1021         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
1022
1023 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
1024
1025         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
1026
1027 2011-05-07  Jan Hubicka  <jh@suse.cz>
1028
1029         * ipa-inline-transform.c (inline_call): Account when program size
1030         decreases.
1031         * ipa-inline.c (relative_time_benefit): New function.
1032         (edge_badness): Reorganize to be power 2 based; fix thinko when
1033         computing badness for negative growth; update comments to match
1034         reality; better dumps.
1035
1036 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
1037
1038         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
1039         type to bool and adjust comment.
1040         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
1041         (fold_mathfn_compare): Remove calls to global_bindings_p.
1042         (fold_inf_compare): Likewise.
1043         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
1044         * c-tree.h (global_bindings_p): Adjust prototype.
1045         * c-decl.c (global_bindings_p): Return bool and simplify.
1046
1047 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
1048
1049         PR tree-optimization/48837
1050         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1051         when accumulator transformation is performed.
1052
1053 2011-05-06  Jan Hubicka  <jh@suse.cz>
1054
1055         * i386.h (ix86_tune_indices): Add
1056         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
1057         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
1058         * i386.c (initial_ix86_tune_features): Add
1059         X86_SOFTARE_PREFETCHING_BENEFICIAL.
1060         (software_prefetching_beneficial_p): Remove predicate.
1061         (ix86_option_override_internal): Use new macro.
1062
1063 2011-05-06  Jan Hubicka  <jh@suse.cz>
1064
1065         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
1066
1067 2011-05-06  Jan Hubicka  <jh@suse.cz>
1068
1069         * cgraph.c (cgraph_add_thunk): Create real function node instead
1070         of alias node; finalize it and mark needed/reachale; arrange visibility
1071         to be right and add it into the corresponding same comdat group list.
1072         (dump_cgraph_node): Dump thunks.
1073         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
1074         cgraph_function_with_gimple_body_p,
1075         cgraph_first_function_with_gimple_body,
1076         cgraph_next_function_with_gimple_body): New functions.
1077         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
1078         New macros.
1079         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
1080         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1081         * cgraphunit.c (cgraph_finalize_function): Only look into possible
1082         devirtualization when optimizing.
1083         (verify_cgraph_node): Verify thunks.
1084         (cgraph_analyze_function): Analyze thunks.
1085         (cgraph_mark_functions_to_output): Output thunks only in combination
1086         with function they are assigned to.
1087         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
1088         alias into normal node.
1089         (assemble_thunks): New functoin.
1090         (cgraph_expand_function): Use it.
1091         * lto-cgraph.c (lto_output_node): Stream thunks.
1092         (input_overwrite_node): Stream in thunks.
1093         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
1094         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
1095         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
1096         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
1097         (inline_analyze_function): Do not care about thunk jump functions.
1098         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
1099         * ipa-prop.c (ipa_prop_write_jump_functions): Use
1100         cgraph_function_with_gimple_body_p.
1101         * passes.c (do_per_function_toporder): Use
1102         cgraph_function_with_gimple_body_p.
1103         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
1104         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
1105         (function_called_by_processed_nodes_p): Likewise.
1106
1107 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1108
1109         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
1110         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
1111         entries.
1112         (mabi=): Replace with separate entries for mabi=altivec,
1113         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
1114         mabi=ieeelongdouble and mabi=ibmlongdouble.
1115         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
1116         check for -mabi=spe without SPE ABI support here.
1117         (rs6000_handle_option): Replace OPT_mabi_ handling with
1118         OPT_mabi_altivec and OPT_mabi_spe handling.
1119
1120 2011-05-06  Cary Coutant  <ccoutant@google.com>
1121
1122         * dwarf2out.c (contains_subprogram_definition): New function.
1123         (should_move_die_to_comdat): Call it.
1124
1125 2011-05-06  Jeff Law  <law@redhat.com>
1126
1127         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
1128         remove_ctrl_stmt_and_useless_edges.
1129         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
1130         (fixup_template_block, thread_single_edge): Likewise.
1131         (mark_threaded_blocks): Use THREAD_TARGET.
1132
1133 2011-05-06  Alan Modra  <amodra@gmail.com>
1134
1135         PR target/48900
1136         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1137         const0_rtx as the arg to the dummy __tls_get_addr libcall.
1138
1139 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1140
1141         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1142         constraint modifier to "r".
1143
1144 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
1145
1146         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
1147         fall through for OPT_mcmodel_.
1148
1149 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1150
1151         * config/s390/s390.c (s390_asm_trampoline_template): Comment
1152         instruction sizes.
1153         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1154
1155 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1156
1157         PR target/47930
1158         * config/arm/arm.opt (marm): Document it.
1159         (mthumb): Reject negative variant.
1160
1161 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
1162
1163         PR target/48898
1164         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
1165         Fix typo in "ccvt" variable name.
1166
1167 2011-05-06  Tristan Gingold  <gingold@adacore.com>
1168
1169         PR target/48895
1170         * config/vms/vms-ar.c (main): Remove cwd variable.
1171
1172 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
1173
1174         PR debug/48902
1175         * var-tracking.c (prepare_call_arguments): Move else before #endif.
1176
1177 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
1178
1179         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
1180         * gimplify.c (gimplify_switch_expr): Likewise.
1181         * omp-low.c (expand_omp_sections): Likewise.
1182         * tree-eh.c (lower_try_finally_switch): Likewise.
1183         (lower_eh_dispatch): Likewise.
1184         * tree.h (build_case_label): Declare.
1185         * tree.c (build_case_label): Define.
1186
1187 2011-05-05  Jason Merrill  <jason@redhat.com>
1188
1189         PR c++/40975
1190         * tree-inline.c (copy_tree_r): Use copy_statement_list.
1191         (copy_statement_list): Don't recurse.
1192         * stor-layout.c (copy_self_referential_tree_r): Don't allow
1193         STATEMENT_LIST.
1194
1195 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1196
1197         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
1198         through from -mfpu= handling.
1199         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
1200
1201 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
1202
1203         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
1204         POST_MODIFY.
1205
1206 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
1207
1208         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
1209         for 11.31.
1210         (hppa[12]*-*-hpux11*): Ditto.
1211         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
1212         * config/ia64/hpux-unix2003.h: New.
1213         * config/pa/pa-hpux1131.opt: New.
1214         * config/pa/pa-hpux1131.h: New.
1215         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
1216         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
1217         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
1218
1219 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1220
1221         PR debug/48853
1222         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
1223         instead of mode as 3rd argument to recursive call.
1224         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
1225         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
1226         VOIDmode.
1227         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
1228         don't give up if mode is Pmode and mem_mode is not VOIDmode.
1229         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
1230         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
1231
1232 2011-05-05  Julian Brown  <julian@codesourcery.com>
1233
1234         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1235         parenthesis in D-register case.
1236
1237 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1238
1239         * opt-functions.awk (var_type_struct): Handle Enum options.
1240         * optc-gen.awk: Don't check range of variables of character type.
1241         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
1242         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
1243         rs6000_sdata_name, rs6000_explicit_options): Remove.
1244         (rs6000_option_override_internal): Check for -malign-power here.
1245         Use global_options_set instead of rs6000_explicit_options.
1246         (rs6000_parse_fpu_option): Remove.
1247         (rs6000_handle_option): Access variables via opts and opts_set
1248         pointers.  Use error_at and warning_at.  Add fall-through
1249         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
1250         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
1251         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
1252         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
1253         here.  Don't use rs6000_parse_fpu_option.
1254         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
1255         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
1256         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
1257         (mrecip=): Use Var.
1258         (mspe): Use Var and Save.
1259         (mtraceback=): Use Enum and Var.
1260         (rs6000_traceback_type): New Enum and EnumValue entries.
1261         (mfloat-gprs=): Use Enum, Var and Save.
1262         (rs6000_float_gprs): New Enum and EnumValue entries.
1263         (mlong-double-): use Var and Save.
1264         (msched-costly-dep=, minsert-sched-nops=): Use Var.
1265         (malign-): Use Enum and Var.
1266         (rs6000_alignment_flags): New Enum and EnumValue entries.
1267         (mfpu=): Use Enum.
1268         (fpu_type_t): New Enum and EnumValue entries.
1269         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1270         global_options_set instead of rs6000_explicit_options.
1271         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1272         global_options_set instead of rs6000_explicit_options.
1273         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1274         global_options_set instead of rs6000_explicit_options.
1275         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
1276         global_options_set instead of rs6000_explicit_options.
1277         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
1278         global_options_set instead of rs6000_explicit_options.
1279         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1280         global_options_set instead of rs6000_explicit_options.
1281         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
1282         definition.
1283         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1284         global_options_set instead of rs6000_explicit_options.
1285         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
1286         (rs6000_cmodel): New Enum and EnumValue entries.
1287         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1288         global_options_set instead of rs6000_explicit_options.
1289         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
1290         (mtls-size=): Use Enum and Var.
1291         (rs6000_tls_size): New Enum and EnumValue entries.
1292
1293 2011-05-05  Michael Matz  <matz@suse.de>
1294
1295         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1296         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1297         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1298         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1299         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1300         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1301         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1302         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1303         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1304         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1305         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
1306         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
1307         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1308         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1309         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1310         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1311
1312 2011-05-05  Richard Guenther  <rguenther@suse.de>
1313
1314         * expmed.c (expand_variable_shift): Rename to ...
1315         (expand_shift_1): ... this.  Take an expanded shift amount.
1316         For rotates recurse directly not building trees for the shift amount.
1317         (expand_variable_shift): Wrap around expand_shift_1.
1318         (expand_shift): Adjust.
1319
1320 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
1321
1322         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
1323
1324 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
1325
1326         * tree.h (get_pending_sizes): Remove prototype.
1327         (put_pending_size): Likewise.
1328         (put_pending_sizes): Likewise.
1329         * stor-layout.c (pending_sizes): Delete.
1330         (get_pending_sizes): Likewise.
1331         (put_pending_size): Likewise.
1332         (put_pending_sizes): Likewise.
1333         (variable_size): Do not call put_pending_size and tidy up.
1334         * function.h (struct function): Remove dont_save_pending_sizes_p.
1335         * lto-streamer-in.c (input_function): Do not stream it.
1336         * lto-streamer-out.c (output_function): Likewise.
1337         * tree-inline.c (initialize_cfun): Do not copy it.
1338         * c-decl.c (store_parm_decls): Do not set it.
1339         * omp-low.c (create_task_copyfn): Likewise.
1340         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1341
1342 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
1343
1344         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
1345         conditions.
1346         (*movdf_internal): Ditto.
1347         (*movdf_internal_nointeger): Ditto.
1348         (*movsf_internal): Ditto.
1349
1350 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
1351
1352         * c-decl.c (finish_decl): Don't call get_pending_sizes.
1353         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
1354         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
1355         (c_variable_size): Remove.
1356         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
1357         call put_pending_sizes.
1358         (get_parm_info): Add parameter expr.  Use it to set
1359         arg_info->pending_sizes.
1360         (store_parm_decls): Use arg_info->pending_sizes instead or calling
1361         get_pending_sizes.
1362         * c-parser.c (c_parser_parms_declarator): Update call to
1363         c_parser_parms_list_declarator.
1364         (c_parser_parms_list_declarator): Take parameter expr.  Update
1365         call to push_parm_decl.  Update recursive call.  Don't call
1366         get_pending_sizes.  Update calls to get_parm_info.
1367         (c_parser_objc_method_definition): Update calls to
1368         c_parser_objc_method_decl and objc_start_method_definition.
1369         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1370         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1371         grokparm.
1372         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1373         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1374         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1375
1376 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1377
1378         PR pch/45979
1379         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1380         __ARM_EABI__ hosts.
1381
1382 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1383
1384         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1385         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1386         (spu_output_mi_thunk): New function.
1387
1388 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1389
1390         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1391         targetm.asm_out.print_operand.
1392         * config/sol2.c: Include target.h.
1393
1394 2011-05-04  Jan Hubicka  <jh@suse.cz>
1395
1396         * ipa-inline.c (reset_edge_caches): New function.
1397         (update_caller_keys): Add check_inlinablity_for; do not
1398         reset edge caches; remove now unnecesary loop.
1399         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1400         (update_all_callee_keys): Likewise.
1401         (inline_small_functions): Sanity check cache; update code
1402         recomputing it.
1403
1404 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1405
1406         PR rtl-optimization/47612
1407         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1408         as the last insn of the sequence to be moved.
1409
1410 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1411
1412         PR fortran/48864
1413         * doc/invoke.texi (Ofast): Document that it
1414         enables Fortran's -fno-protect-parens.
1415
1416 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1417
1418         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1419
1420 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1421
1422         * stor-layout.c (variable_size): Do not issue errors.
1423
1424 2011-05-04  Richard Guenther  <rguenther@suse.de>
1425
1426         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1427         for array-ref indices.
1428         (tree_coverage_counter_addr): Likewise.
1429         (build_fn_info_type): Use size_int for index types.
1430         (build_gcov_info): Likewise.
1431
1432 2011-05-04  Richard Guenther  <rguenther@suse.de>
1433
1434         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1435         to build_int_cst.
1436         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1437         for constructor indices.
1438         (push_init_level): Likewise.
1439
1440 2011-05-04  Richard Guenther  <rguenther@suse.de>
1441
1442         * explow.c (promote_mode): Move variable declarations before code.
1443
1444 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1445
1446         * tree.h (build_function_type_array): Declare.
1447         (build_varargs_function_type_array): Declare.
1448         (build_function_type_vec, build_varargs_function_type_vec): Define.
1449         * tree.c (build_function_type_array_1): New function.
1450         (build_function_type_array): New function.
1451         (build_varargs_function_type_array): New function.
1452
1453 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1454
1455         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1456         before setting STMT_VINFO_TYPE.
1457
1458 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1459
1460         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1461         instead of spu_pass_by_reference.
1462
1463 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1464
1465         * calls.c (emit_library_call_value_1): Invoke
1466         promote_function_mode hook on libcall arguments.
1467         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1468         argument being NULL.
1469         * targhooks.c (default_promote_function_mode): Lisewise.
1470         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1471         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1472
1473         * doc/tm.texi: Document that TYPE argument might be NULL.
1474
1475 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1476
1477         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1478
1479 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1480
1481         From Bernd Schmidt
1482         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1483
1484 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1485
1486         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1487         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1488         Move ...
1489         * mips-tfile.c: ... here.
1490         Don't include coretypes.h, tm.h, filenames.h.
1491         (saber_stop): Remove definition and all calls.
1492         [__SABER__]: Remove.
1493         (__LINE__): Remove default.
1494         (Size_t, Ptrdiff_t): Remove definitions.
1495         Replace by size_t, ptrdiff_t.
1496         [!MIPS_DEBUGGING_INFO]: Remove.
1497         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1498         (progname): Add const.
1499         (STATIC): Remove.
1500         Replace all uses by static.
1501         (ALIGN_SYMTABLE_OFFSET): Remove default.
1502         * mips-tdump.c: Don't include coretypes.h, tm.h.
1503         Remove !MIPS_IS_STAB guard.
1504         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1505         $(TM_H), filenames.h dependencies.
1506         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1507
1508 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1509
1510         From Jie Zhang
1511         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1512         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1513
1514 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1515
1516         From Bernd Schmidt
1517         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1518         account and save/restore RETS.
1519         (PROFILE_BEFORE_PROLOGUE): Define.
1520         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1521         the push insn to use predecrement.
1522
1523 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1524
1525         From Jie Zhang
1526         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1527
1528 2011-05-04  Nick Clifton  <nickc@redhat.com>
1529
1530         * config/mn10300/mn10300.c: Include cfgloop.h.
1531         (DUMP): New macro.
1532         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1533         Lcc or a FLcc insn into the instruction stream.
1534         (mn10300_block_contains_call): New function.  Returns true if the
1535         given basic block contains a CALL insn.
1536         (mn10300_loop_contains_call_insn): New function.  Returns true if
1537         the given loop contains a CALL insn.
1538         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1539         to use the SETLB and Lcc or FLcc insns.
1540         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1541         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1542         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1543         disable the SETLB optimization.
1544         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1545         __SETLB__ or __NO_SETLB__.
1546         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1547         (movsf_internal): Handle MDR register.
1548         (cmpsi): Make visible.
1549         (setlb): New pattern.
1550         (Lcc): New pattern.
1551         (FLcc): New pattern.
1552
1553 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1554
1555         PR target/48860
1556         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1557         for reg<->xmm moves.
1558         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1559         (vec_concatv2di_rex64_sse): Ditto.
1560         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1561         (*vec_extractv2di_1_rex64): Ditto.
1562
1563         Revert:
1564         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1565
1566         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1567         reg<->xmm moves.
1568         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1569
1570 2011-05-04  Richard Guenther  <rguenther@suse.de>
1571
1572         * tree.h (int_const_binop): Remove notrunc argument.
1573         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1574         create integer constants that are properly truncated.
1575         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1576         (const_binop): Remove zero notrunc argument to int_const_binop.
1577         (size_binop_loc): Likewise.
1578         (fold_div_compare): Likewise.
1579         (maybe_canonicalize_comparison_1): Likewise.
1580         (fold_comparison): Likewise.
1581         (fold_binary_loc): Likewise.
1582         (multiple_of_p): Likewise.
1583         * expr.c (store_constructor): Likewise.
1584         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1585         (maybe_fold_stmt_addition): Likewise.
1586         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1587         * stor-layout.c (layout_type): Likewise.
1588         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1589         * tree-sra.c (build_ref_for_offset): Likewise.
1590         (build_user_friendly_ref_for_offset): Likewise.
1591         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1592         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1593         * tree-ssa-loop-niter.c (inverse): Likewise.
1594         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1595         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1596         * tree-switch-conversion.c (check_range): Likewise.
1597         (build_constructors): Likewise.
1598         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1599         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1600         (extract_range_from_assert): Likewise.
1601         (vrp_int_const_binop): Likewise.
1602         (extract_range_from_binary_expr): Likewise.
1603         (extract_range_from_unary_expr): Likewise.
1604         (check_array_ref): Likewise.
1605         (find_case_label_range): Likewise.
1606         (simplify_div_or_mod_using_ranges): Likewise.
1607         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1608         comparing case labels for merging.
1609
1610 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1611
1612         * dwarf2out.c (debug_str_hash_forced): Removed.
1613         (gen_label_for_indirect_string): Removed.
1614         (get_debug_string_label): Removed.
1615         (AT_string_form): Generate label directly.
1616         (output_indirect_string): Test indirect_string_node for
1617         DW_FORM_strp instead of checking label and refcount.
1618         (prune_indirect_string): Removed.
1619         (prune_unused_types): Don't check debug_str_hash_forced or
1620         call prune_indirect_string.
1621
1622 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1623
1624         PR other/48093
1625         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1626
1627 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1628
1629         PR debug/47994
1630         PR debug/47919
1631         * combine.c (try_combine): Skip debug insns at m_split tests.
1632
1633 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1634
1635         PR42288
1636         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1637         when info_section_emitted.
1638
1639 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1640
1641         * config/mips/mips-opts.h: New.
1642         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1643         to mips-opts.h.
1644         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1645         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1646         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1647         via opts pointer.
1648         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1649         mips-opts.h.
1650         (mips_abi, mips_code_readable): Don't declare.
1651         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1652         (mabi=): Use Enum and Var.
1653         (mips_abi): New Enum and EnumValue entries.
1654         (mcode-readable=): Use Enum and Var.
1655         (mips_code_readable_setting): New Enum and EnumValue entries.
1656         (mr10k-cache-barrier=): Use Enum and Var.
1657         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1658
1659 2011-05-03  Jan Hubicka  <jh@suse.cz>
1660
1661         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1662         replace hash by pointer map.
1663         (cgraph_node_set_element_def, cgraph_node_set_element,
1664         const_cgraph_node_set_element, varpool_node_set_element_def,
1665         varpool_node_set_element, const_varpool_node_set_element): Remove.
1666         (free_cgraph_node_set, free_varpool_node_set): New function.
1667         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1668         * tree-emutls.c: Free varpool node set.
1669         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1670         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1671         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1672         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1673         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1674         Move here from ipa.c; implement using pointer_map
1675         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1676         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1677         debug_cgraph_node_set, varpool_node_set_new,
1678         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1679         dump_varpool_node_set, debug_varpool_node_set):
1680         Move to ipa-uitls.c.
1681         * passes.c (ipa_write_summaries): Update.
1682
1683 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1684
1685         From Mike Frysinger:
1686         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1687         bf542/bf544/bf547/bf548/bf549.
1688
1689 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1690
1691         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1692
1693 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1694
1695         From Bernd Schmidt:
1696         * config/bfin/bfin.md (MOVCC): New mode_macro.
1697         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1698         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1699         comments from generated assembly.
1700
1701 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1702
1703         From Bernd Schmidt
1704         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1705         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1706         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1707         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1708         * config/bfin/lib1funcs.asm (___muldi3): New function.
1709
1710 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1711
1712         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1713         build_function_type_list instead of build_function_type.
1714         Rearrange initialization of `args' to do so.
1715
1716 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1717
1718         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1719         instead of build_function_type.
1720
1721 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1722
1723         * config/rs6000/rs6000.c (spe_init_builtins): Call
1724         build_function_type_list instead of build_function_type.
1725         (paired_init_builtins, altivec_init_builtins): Likewise.
1726         (builtin_function_type): Likewise.
1727
1728 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1729
1730         * config/sh/sh.c (sh_media_init_builtins): Call
1731         build_function_type_list instead of build_function_type.
1732
1733 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1734
1735         * config/sparc/sparc.c (sparc_file_end): Call
1736         build_function_type_list instead of build_function_type.
1737
1738 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1739
1740         * config/alpha/alpha.c (alpha_init_builtins): Call
1741         build_function_type_list instead of build_function_type.
1742
1743 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1744
1745         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1746         build_function_type_list instead of build_function_type.
1747
1748 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1749
1750         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1751         build_function_type_list instead of build_function_type.
1752         Delete `endlink' variable.
1753
1754 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1755
1756         * config/avr/avr.c (avr_init_builtins): Call
1757         build_function_type_list instead of build_function_type.
1758
1759 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1760
1761         * config/picochip/picochip.c (picochip_init_builtins): Call
1762         build_function_type_list instead of build_function_type.
1763         Delete `endlink' variable.
1764
1765 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1766
1767         * config/bfin/bfin.c (bfin_init_builtins): Call
1768         build_function_type_list instead of build_function_type.
1769
1770 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1771
1772         From Bernd Schmidt
1773         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1774         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1775
1776 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1777
1778         From Jie Zhang:
1779         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1780         libbffastfp overrides libgcc when -mfast-fp.
1781
1782 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1783
1784         Originally from Bernd Schmidt
1785         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1786         * config/bfin/bfin.c (override_options): Test it and error if
1787         TARGET_FDPIC.
1788
1789 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1790
1791         Originally From Bernd Schmidt
1792         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1793         FD-PIC.
1794
1795 2011-05-03  Jeff Law  <law@redhat.com>
1796
1797         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1798         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1799         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1800         than accessing AUX field directly.  Free the AUX field before
1801         clearing it.
1802         (thread_block, thread_through_loop_header): Likewise.
1803         (thread_single_edge, mark_threaded_blocks): Likewise.
1804         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1805         (register_jump_thread): Do not attempt to thread to a NULL edge.
1806
1807 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1808
1809         * function.c (init_function_start): Call decide_function_section.
1810         * varasm.c (decide_function_section): New function.
1811         (assemble_start_function): When not using
1812         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
1813         or first_function_block_is_cold.
1814         * rtl.h (decide_function_section): Declare.
1815
1816 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1817             Jakub Jelinek  <jakub@redhat.com>
1818
1819         PR target/48774
1820         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1821         only succeed if req_mode is the same as set_mode.
1822
1823 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1824
1825         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
1826         * genemit.c (gen_exp): Handle RETURN.
1827         * emit-rtl.c (verify_rtx_sharing): Likewise.
1828         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
1829         * rtl.c (copy_rtx): RETURN is shared.
1830         * rtl.h (enum global_rtl_index): Add GR_RETURN.
1831         (ret_rtx): New.
1832         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
1833         * config/s390/s390.c (s390_emit_epilogue): Likewise.
1834         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
1835         * config/cris/cris.c (cris_expand_return): Likewise.
1836         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
1837         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
1838         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
1839         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
1840         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
1841         Likewise.
1842         * config/v850/v850.c (expand_epilogue): Likewise.
1843         * config/bfin/bfin.c (bfin_expand_call): Likewise.
1844         * config/arm/arm.md (epilogue): Likewise.
1845         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
1846         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
1847         variable to ret_reg.
1848
1849 2011-05-03  Richard Guenther  <rguenther@suse.de>
1850
1851         PR lto/48846
1852         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1853         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1854         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1855
1856 2011-05-03  Richard Guenther  <rguenther@suse.de>
1857
1858         * c-decl.c (grokdeclarator): Instead of looking at
1859         TREE_OVERFLOW check if the constant fits in the index type.
1860
1861 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1862
1863         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
1864         (vec_store_lanes<mode><mode>): Likewise.
1865
1866 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1867
1868         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
1869         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
1870         convert_optab_index values.
1871         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
1872         * genopinit.c (optabs): Initialize the new optabs.
1873         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
1874         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
1875         (expand_STORE_LANES): New functions.
1876         * tree.h (build_array_type_nelts): Declare.
1877         * tree.c (build_array_type_nelts): New function.
1878         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
1879         (vect_model_load_cost): Likewise.
1880         (vect_store_lanes_supported, vect_load_lanes_supported)
1881         (vect_record_strided_load_vectors): Declare.
1882         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
1883         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
1884         (vect_transform_strided_load): Split out statement recording into...
1885         (vect_record_strided_load_vectors): ...this new function.
1886         * tree-vect-stmts.c (create_vector_array, read_vector_array)
1887         (write_vector_array, create_array_ref): New functions.
1888         (vect_model_store_cost): Add store_lanes_p argument.
1889         (vect_model_load_cost): Add load_lanes_p argument.
1890         (vectorizable_store): Try to use store-lanes functions for
1891         interleaved stores.
1892         (vectorizable_load): Likewise load-lanes and loads.
1893         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
1894         to vect_model_store_cost.
1895         (vect_build_slp_tree): Likewise vect_model_load_cost.
1896
1897 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1898
1899         * hooks.h (hook_bool_mode_uhwi_false): Declare.
1900         * hooks.c (hook_bool_mode_uhwi_false): New function.
1901         * target.def (array_mode_supported_p): New hook.
1902         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
1903         * doc/tm.texi: Regenerate.
1904         * stor-layout.c (mode_for_array): New function.
1905         (layout_type): Use it.
1906         * config/arm/arm.c (arm_array_mode_supported_p): New function.
1907         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
1908
1909 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
1910
1911         PR target/48723
1912         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1913         for -fstack-check if the size to allocate is negative.
1914
1915 2011-05-02  Lawrence Crowl  <crowl@google.com>
1916
1917         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1918         (timevar_cond_start): New for starting a timer only when it is not
1919         already running.
1920         (timevar_cond_stop): New for stopping a timer when it was not already
1921         running.
1922
1923         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1924         (timevar_cond_start): New as above.
1925         (timevar_cond_stop): New as above.
1926
1927         * timevar.def: Add start/stop timers for compiler phases,
1928         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1929         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1930         and TV_PHASE_FINALIZE.
1931         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1932         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1933         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1934         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1935         Make unused TV_OVERLOAD into a start/stop timer.
1936
1937         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1938         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1939         to indicate that they are start/stop timers.
1940
1941         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1942         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1943         Move initialization to do_compile.
1944         (do_compile): Add initialization from above.
1945         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1946
1947         * c-decl.c (c_write_global_declarations): Add start/stop of
1948         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1949
1950         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1951         or TV_PARSE_INLINE, as appropriate.
1952         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1953         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1954
1955 2011-05-02  Jason Merrill  <jason@redhat.com>
1956
1957         PR c++/40975
1958         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1959
1960 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1961
1962         PR c/35445
1963         * c-decl.c (finish_decl): Only create a composite if the types are
1964         compatible.
1965
1966 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1967
1968         * config/fr30/fr30-protos.h (Mmode): Don't define.
1969         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1970         definition where used.
1971         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1972         define.  Expand definitions where used.
1973         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1974         Expand definitions where used.
1975         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1976         rx_function_arg, rx_function_arg_advance,
1977         rx_function_arg_boundary): Expand definitions of those macros.
1978         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1979         definition where used.
1980
1981 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1982
1983         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1984         reg<->xmm moves.
1985         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1986         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1987         with *movv2sf_internal_rex64_avx.
1988         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1989         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1990         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1991         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1992         "vex" in "prefix" attribute calculation.
1993         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1994
1995 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1996
1997         PR target/47951
1998         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1999         inputs match the output.
2000
2001 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
2002
2003         PR target/47955
2004         * config/m68k/m68k.c (m68k_expand_prologue): Set
2005         current_function_static_stack_size.
2006
2007 2011-05-02   Jan Hubicka  <jh@suse.cz>
2008
2009         * lto-streamer.c (lto_streamer_cache_insert_1,
2010         lto_streamer_cache_lookup, lto_streamer_cache_create,
2011         lto_streamer_cache_delete): Use pointer map instead of hashtable.
2012         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
2013
2014 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
2015
2016         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
2017         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
2018         config/m68k/t-opts: New files.
2019         * config/m68k/m68k-tables.opt: New file (generated).
2020         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
2021         extra_options and m68k/t-opts to tmake_file.
2022         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
2023         (all_isas): Initialize using m68k-isas.def.
2024         (all_microarchs): Initialize using m68k-microarchs.def.
2025         (m68k_find_selection): Remove.
2026         (m68k_handle_option): Don't assert that global structures are in
2027         use.  Use error_at.  Access variables via opts pointer.  Don't
2028         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
2029         directly for -m68020-40 and -m68020-60.
2030         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
2031         m68k_tune_entry here.
2032         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
2033         to m68k-opts.h.
2034         (m68k_library_id_string): Remove declaration.
2035         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
2036         (m68k_library_id_string): New Variable.
2037         (march=, mcpu=, mtune=): Use Enum and Var.
2038
2039 2011-05-02  Richard Guenther  <rguenther@suse.de>
2040
2041         * varasm.c (output_constructor_regular_field): Compute zero-based
2042         index with double-ints.  Make sure to ICE instead of producing
2043         wrong code.
2044         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
2045         in asserts.  Properly use a signed type.
2046
2047 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2048
2049         * config/i386/sse.md (V): New mode iterator.
2050         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
2051         TARGET_SSE2.
2052         (V_256): Rename from AVX256MODE.
2053         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
2054         condition to all users.
2055         (VF1): Ditto.
2056         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
2057         condition to all users.
2058         (VF_128): Make V4SF mode unconditional.
2059         (VF_256): Rename from AVX256MODEF2P.
2060         (VI4F_128): Rename from SSEMODE4S.
2061         (VI8F_128): Rename from SSEMODE2D.
2062         (VI4F_256): Rename from AVX256MODE8P.
2063         (VI8F_256): Rename from AVX256MODE4P.
2064         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
2065         (ssescalarmodesuffix): Remove SF and DF modes.
2066         (SSEMODE124): Remove.
2067         (SSEMODE1248): Ditto.
2068         (SSEMODEF2P): Ditto.
2069         (AVXMODEF2P): Ditto.
2070         (AVXMODEFDP): Ditto.
2071         (AVXMODEFSP): Ditto.
2072         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
2073         unconditional.
2074         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
2075         unconditional.
2076         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
2077         xop_pcmov_<mode>256.  Use V mode iterator.
2078
2079         Adjust RTX patterns globally for renamed mode attributes.
2080
2081 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2082
2083         * haifa-sched.c (sched_emit_insn): Emit insn before first
2084         non-scheduled insn.  Inform back-end about new insn.  Add
2085         new insn to scheduled_insns list.
2086
2087 2011-05-02  Richard Guenther  <rguenther@suse.de>
2088
2089         PR tree-optimization/48822
2090         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
2091         (process_scc): Indicate which iteration we start.
2092
2093 2011-05-02  Jan Hubicka  <jh@suse.cz>
2094
2095         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
2096         (lto_section_overrun): New.
2097         * lto-section-out.c (append_block): Rename to ...
2098         (lto_append_block): ... this one; export.
2099         (lto_output_1_stream): Move lto lto-streamer.h
2100         (lto_output_data_stream): Update.
2101         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
2102         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
2103         functions.
2104
2105 2011-05-02  Richard Guenther  <rguenther@suse.de>
2106
2107         * tree.c (tree_code_counts): New global array.
2108         (record_node_allocation_statistics): Count individual tree codes.
2109         (dump_tree_statistics): Dump individual code stats.
2110
2111 2011-05-01  Jan Hubicka  <jh@suse.cz>
2112
2113         * ipa-inline.c (caller_growth_limits): Fix thinko when
2114         looking for largest stack frame.
2115         * ipa-inline.h (dump_inline_summary): Declare.
2116         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
2117         on stack usage.
2118         (dump_inline_summary): Export.
2119         (debug_inline_summary): Declare as DEBUG_FUNCTION.
2120
2121 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
2122
2123         * reginfo.c (memory_move_cost): Change rclass argument type form
2124         'enum reg_class' to reg_class_t.
2125         * reload.h (memory_move_cost): Update prototype.
2126         * postreload.c reload_cse_simplify_set): Change type dclass var to
2127         reg_class_t.
2128         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
2129         Update prototype.
2130         (ira_allocate_and_set_costs): Change aclass argument type form
2131         'enum reg_class' to reg_class_t.
2132         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
2133         Change aclass argument type to reg_class_t.
2134         (update_conflict_hard_reg_costs): Change type aclass and pref vars
2135         to reg_class_t.
2136         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
2137         memory_move_cost call.
2138
2139         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
2140         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
2141         Change type tmp var to reg_class_t.
2142
2143 2011-04-30  Jan Hubicka  <jh@suse.cz>
2144
2145         * ipa-inline.c (can_inline_edge_p): Disregard limits when
2146         inlining into function with flatten attribute.
2147         (want_inline_small_function_p): Be more realistic about inlining
2148         cold calls where callee size grows.
2149
2150 2011-04-30  Jan Hubicka  <jh@suse.cz>
2151
2152         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
2153         flags.
2154
2155 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
2156
2157         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
2158         PRINT_OPERAND_PUNCT_VALID_P): Remove.
2159         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
2160         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
2161         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2162         (print_operand): Rename to...
2163         (sparc_print_operand): ...this. Make static. Adjust
2164         sparc_print_operand function call.
2165         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
2166         functions.
2167
2168 2011-04-30  Jan Hubicka  <jh@suse.cz>
2169
2170         PR middle-end/48752
2171         * ipa-inline.c (early_inliner): Disable when doing late
2172         addition of function.
2173
2174 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
2175
2176         * dwarf2out.c (get_address_mode): New inline.
2177         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
2178         if not dwarf_strict emit
2179         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
2180         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
2181         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
2182         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
2183         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
2184         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
2185         mem_loc_descriptor callers.
2186         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
2187         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
2188         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2189         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
2190         (base_types): New variable.
2191         (get_base_type_offset, calc_base_type_die_sizes,
2192         base_type_for_mode, mark_base_types, base_type_cmp,
2193         move_marked_base_types): New functions.
2194         (calc_die_sizes): Assert that die_offset is 0 or equal to
2195         next_die_offset.
2196         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
2197         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
2198         callers.  If not dwarf_strict, call mem_loc_descriptor even for
2199         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
2200         (gen_subprogram_die): Don't give up on call site parameters
2201         with non-integral or large integral modes.  Adjust
2202         mem_loc_descriptor callers.
2203         (prune_unused_types): Call prune_unused_types_mark on base_types
2204         vector entries.
2205         (resolve_addr): Call mark_base_types.
2206         (dwarf2out_finish): Call move_marked_base_types.
2207
2208         PR tree-optimization/48809
2209         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2210         type.
2211         (gen_inbound_check): Don't compute index_expr - range_min in utype
2212         again, instead reuse SSA_NAME initialized in build_arrays.
2213         Remove two useless gsi_for_stmt calls.
2214
2215 2011-04-29  Jeff Law  <law@redhat.com>
2216
2217         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
2218
2219 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2220
2221         * cgraph.h (cgraph_postorder): Remove declaration.
2222         * ipa-utils.h (ipa_free_postorder_info): Declare.
2223         (ipa_reverse_postorder): Likewise.
2224         * cgraphunit.c: Include ipa-utils.h.
2225         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
2226         * ipa-inline.c: Include ipa-utils.h.
2227         (ipa_inline): Update call to ipa_reverse_postorder.
2228         * ipa-pure-const.c (propagate_pure_const): Update call to
2229         ipa_reduced_postorder and ipa_print_order.  Call
2230         ipa_free_postorder_info to clean up.
2231         (propagate_nothrow): Likewise.
2232         * ipa-reference.c (propagate): Removed a useless call to
2233         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
2234         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
2235         * ipa.c: Include ipa-utils.h.
2236         (ipa_profile): Update call to ipa_reverse_postorder.
2237         (cgraph_postorder): Moved to...
2238         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
2239         (ipa_utils_print_order): Renamed to ipa_print_order.
2240         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
2241         comments.
2242         (ipa_free_postorder_info): New function.
2243         * passes.c: Include ipa-utils.h.
2244         (do_per_function_toporder): Update call to ipa_reverse_postorder.
2245         (ipa_write_summaries): Likewise.
2246         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
2247         (cgraphunit.o): Likewise.
2248         (ipa.o): Likewise.
2249         (ipa-inline.o): Likewise.
2250
2251 2011-04-29  Jan Hubicka  <jh@suse.cz>
2252
2253         * gcc.dg/tree-ssa/inline-10.c: New testcase.
2254         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
2255         * ipa-inline.h (clause_t): Turn into unsigned int.
2256         * ipa-inline-analysis.c (add_clause): Do more simplification.
2257         (and_predicates): Shortcut more cases.
2258         (predicates_equal_p): Move forward; check that clauses are properly
2259         ordered.
2260         (or_predicates): Shortcut more cases.
2261         (edge_execution_predicate): Rewrite as...
2262         (set_cond_stmt_execution_predicate): ... this function; handle
2263         __builtin_constant_p.
2264         (set_switch_stmt_execution_predicate): New .
2265         (compute_bb_predicates): New.
2266         (will_be_nonconstant_predicate): Update TODO.
2267         (estimate_function_body_sizes): Use compute_bb_predicates
2268         and free them later, always try to estimate if stmt is constant.
2269         (estimate_time_after_inlining, estimate_size_after_inlining):
2270         Gracefully handle optimized out edges.
2271         (read_predicate): Fix off by one error.
2272
2273 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
2274
2275         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
2276
2277 2011-04-27  Xinliang David Li  <davidxl@google.com>
2278
2279         * tree-profile.c (init_ic_make_global_vars): Set
2280         tls attribute on ic vars.
2281         * coverage.c (coverage_end_function): Initialize
2282         function_list with zero.
2283
2284 2011-04-29  Richard Guenther  <rguenther@suse.de>
2285
2286         * builtins.c (fold_builtin_classify_type): Use integer_type_node
2287         for the type of the result.
2288         (fold_builtin_isascii): Likewise.
2289         (fold_builtin_toascii): Use integer_type_node where appropriate.
2290         (fold_builtin_logb): Likewise.
2291         (fold_builtin_frexp): Likewise.
2292         (fold_builtin_strstr): Likewise.
2293         (fold_builtin_strpbrk): Likewise.
2294         (fold_builtin_fputs): Likewise.
2295         (fold_builtin_sprintf): Likewise.
2296         (fold_builtin_snprintf): Likewise.
2297         (fold_builtin_printf): Likewise.
2298         (do_mpfr_remquo): Use a proper type for the assigned constant.
2299         (do_mpfr_lgamma_r): Likewise.
2300         * dwarf2out.c (resolve_one_addr): Use size_int.
2301         * except.c (init_eh): Likewise.
2302         (assign_filter_values): Use integer_type_node for filter values.
2303         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
2304         indices.
2305         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
2306         for EH region numbers.
2307         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
2308         for the shift amount.
2309
2310 2011-04-29  Richard Guenther  <rguenther@suse.de>
2311
2312         * expr.h (expand_shift): Rename to ...
2313         (expand_variable_shift): ... this.
2314         (expand_shift): Take a constant shift amount.
2315         * expmed.c (expand_shift): Rename to ...
2316         (expand_variable_shift): ... this.
2317         (expand_shift): New wrapper around expand_variable_shift.
2318         * expr.c (convert_move, emit_group_load_1, emit_group_store,
2319         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
2320         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
2321         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
2322         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
2323         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
2324         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
2325         emit_store_flag_1, emit_store_flag): Likewise.
2326         * builtins.c (expand_builtin_signbit): Likewise.
2327         * calls.c (load_register_parameters): Likewise.
2328         * function.c (assign_parm_setup_block): Likewise.
2329         * lower-subreg.c (resolve_shift_zext): Likewise.
2330         * optabs.c (widen_bswap, expand_abs_nojump,
2331         expand_one_cmpl_abs_nojump, expand_float): Likewise.
2332         * spu/spu.c (spu_expand_extv): Likewise.
2333         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
2334
2335 2011-04-29  Richard Guenther  <rguenther@suse.de>
2336
2337         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
2338         for the remapped region number.
2339         * predict.c (build_predict_expr): Use integer_type_node for the
2340         predict kind.
2341         * fold-const.c (fold_binary_loc): Use integer_type_node for
2342         the shift amount.  Use a proper type for the PLUS_EXPR operand.
2343
2344 2011-04-29  Michael Matz  <matz@suse.de>
2345
2346         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
2347         other trees that just builtins.
2348         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
2349
2350 2011-04-29  Richard Guenther  <rguenther@suse.de>
2351
2352         * tree-nested.c (get_trampoline_type): Use size_int.
2353         (get_nl_goto_field): Likewise.
2354         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
2355         for all indexes.
2356         (lower_eh_constructs_2): Likewise.
2357         (lower_resx): Likewise.
2358         (lower_eh_dispatch): Likewise.
2359         * tree-mudflap.c (mf_build_string): Use size_int.
2360         (mudflap_register_call): Use integer_type_node for the flag.
2361         (mudflap_enqueue_constant): Use size_int.
2362         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
2363         instead of rebuilding it.
2364
2365 2011-04-29  Richard Guenther  <rguenther@suse.de>
2366
2367         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2368         Handle OBJ_TYPE_REF.
2369         (find_func_aliases_for_call): Use it more consistently.
2370
2371 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2372
2373         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2374         (rank_for_schedule): Use it.
2375         (schedule_block): Set it.
2376
2377 2011-04-28  David Li  <davidxl@google.com>
2378
2379         * tree.c (crc32_string): Use crc32_byte.
2380         (crc32_byte): New function.
2381         * tree.h (crc32_byte): New function.
2382         * gcov.c (read_graph_file): Handle new cfg_cksum.
2383         (read_count_file): Ditto.
2384         * profile.c (instrument_values): Ditto.
2385         (get_exec_counts): Ditto.
2386         (read_profile_edge_counts): Ditto.
2387         (compute_branch_probabilities): Ditto.
2388         (compute_value_histograms): Ditto.
2389         (branch_prob): Ditto.
2390         (end_branch_prob): Ditto.
2391         * coverage.c (read_counts_file): Ditto.
2392         (get_coverage_counts): Ditto.
2393         (tree_coverage_counter_addr): Ditto.
2394         (coverage_checksum_string): Ditto.
2395         (coverage_begin_output): Ditto.
2396         (coverage_end_function): Ditto.
2397         (build_fn_info_type): Ditto.
2398         (build_fn_info_value): Ditto.
2399         * libgcov.c (gcov_exit): Ditto.
2400         * gcov-dump.c (tag_function): Ditto.
2401         (compute_checksum): Remove.
2402
2403 2011-04-29  Alan Modra  <amodra@gmail.com>
2404
2405         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2406         unspec plus offset.  Tidy macho code.
2407
2408 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2409
2410         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2411         node instead of a decl.  Update all callers.
2412         * cgraph.h: Update declaration.
2413
2414 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2415
2416         PR tree-optimization/48765
2417         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2418         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2419         to indicate if loop aware SLP is being used.  Scan the statements
2420         and update the vectorization factor according to the type of
2421         vectorization before statement analysis.
2422         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2423         pass it to vect_analyze_loop_operations.
2424         (vectorizable_reduction): Set number of copies to 1 in case of pure
2425         SLP statement.
2426         * tree-vect-stmts.c (vectorizable_conversion,
2427         vectorizable_assignment, vectorizable_shift,
2428         vectorizable_operation, vectorizable_type_demotion,
2429         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2430         Likewise.
2431         (vectorizable_condition): Move the check that it is not SLP
2432         vectorization before the number of copies check.
2433         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2434         to vectorize the loop using SLP.
2435
2436 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2437
2438         PR middle-end/48597
2439         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2440         inline asm.
2441
2442 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2443
2444         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2445         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2446         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2447         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2448         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2449         linux*.h headers.
2450         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2451         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2452         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2453         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2454         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2455         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2456         REG_NAME.
2457         * config/i386/linux.h (REG_NAME): Don't define.
2458         * config/i386/linux64.h (REG_NAME): Don't define.
2459         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2460         Undefine before defining.
2461
2462 2011-04-28  Jan Hubicka  <jh@suse.cz>
2463
2464         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2465         nonconstant_names array.
2466         (estimate_function_body_sizes): Build nonconstant_names array; handle
2467         BUILT_IN_CONSTANT_P.
2468
2469 2011-04-28  Richard Guenther  <rguenther@suse.de>
2470
2471         PR bootstrap/48804
2472         Revert
2473         2011-04-28  Richard Guenther  <rguenther@suse.de>
2474
2475         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2476         as late as possible.
2477
2478 2011-04-28  Richard Guenther  <rguenther@suse.de>
2479
2480         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2481         (debug_constraint): Do it here.
2482         (dump_constraints): And here.
2483         (rewrite_constraints): And here.
2484         (dump_constraint_edge): Remove.
2485         (dump_constraint_graph): Rewrite to produce DOT output.
2486         (solve_constraints): Build succ graph as late as possible.
2487         Dump constraint graphs before and after solving.
2488
2489 2011-04-28  Richard Guenther  <rguenther@suse.de>
2490
2491         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2492         New function split out from ...
2493         (find_func_aliases): ... here.  Call it.
2494         (find_func_aliases_for_call): Likewise.
2495
2496 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2497
2498         * internal-fn.h (internal_fn_name_array): Declare.
2499         (internal_fn_flags_array): Likewise.
2500
2501 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2502
2503         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2504         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2505         Move from sse.md.
2506         (ssemodefsuffix): Remove.
2507         (ssevecmodesuffix): New mode attribute.
2508         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2509         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2510         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2511         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2512         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2513         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2514         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2515         ssemodesuffix mode attribute.
2516         (float splitters): Use ssevecmodesuffix mode attribute.
2517         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2518         (sseinsmode): Rename from avxvecmode.
2519         (avxsizesuffix): Rename from avxmodesuffix.
2520         (sseintvecmode): Rename from avxpermvecmode.
2521         (ssedoublevecmode): Rename from ssedoublesizemode.
2522         (ssehalfvecmode): Rename from avxhalfvecmode.
2523         (ssescalarmode): Rename from avxscalarmode.
2524         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2525         templates for ssemodesuffix mode attribute.
2526         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2527         mode attribute.
2528
2529         Adjust RTX patterns globally for renamed mode attributes.
2530
2531 2011-04-27  Jan Hubcika  <jh@suse.cz>
2532
2533         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2534         * ipa-inline-analysis.c: Include alloc-pool.h.
2535         (edge_predicate_pool): New.
2536         (trye_predicate_p): New function
2537         (false_predicate_p): New function.
2538         (add_clause): Sanity check that false clauses are "optimized";
2539         never add clauses to predicate that is already known to be false.
2540         (and_predicate): Use flase_predicate_p.
2541         (evaulate_predicate): Rename to ...
2542         (evaluate_predicate): ... this one; update all callers; assert
2543         that false is not listed among possible truths.
2544         (dump_predicate): Use true_predicate_p.
2545         (account_size_time): Use false_predicate_p.
2546         (evaulate_conditions_for_edge): Rename to ...
2547         (evaluate_conditions_for_edge) ... this one.
2548         (edge_set_predicate): New function.
2549         (inline_edge_duplication_hook): Duplicate edge predicates.
2550         (inline_edge_removal_hook): Free edge predicates.
2551         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2552         (dump_inline_summary): Update.
2553         (estimate_function_body_sizes): Set edge predicates.
2554         (estimate_calls_size_and_time): Handle predicates.
2555         (estimate_callee_size_and_time): Update.
2556         (remap_predicate): Add toplev_predicate; update comment.
2557         (remap_edge_predicates): New function.
2558         (inline_merge_summary): Compute toplev predicate; update.
2559         (read_predicate): New function.
2560         (read_inline_edge_summary): Use it.
2561         (inline_read_section): Likewise.
2562         (write_predicate): New function.
2563         (write_inline_edge_summary): Use it.
2564         (inline_write_summary): Likewise.
2565         (inline_free_summary): Free alloc pool and edge summary vec.
2566
2567 2011-04-27  Richard Guenther  <rguenther@suse.de>
2568
2569         * tree-ssa-structalias.c (changed_count): Remove.
2570         (changed): Use a bitmap.
2571         (unify_nodes): Adjust.
2572         (do_sd_constraint): Likewise.
2573         (do_ds_constraint): Likewise.
2574         (do_complex_constraint): Likewise.
2575         (solve_graph): Likewise.
2576
2577 2011-04-27  Jan Hubicka  <jh@suse.cz>
2578
2579         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2580
2581 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2582
2583         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2584         (avx_vperm2f128_*_operand): Ditto.
2585         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2586         Use avx_vpermilp_parallel in insn condition.
2587         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2588         Use avx_vperm2f128_parallel in insn condition.
2589
2590 2011-04-27  Richard Guenther  <rguenther@suse.de>
2591
2592         * Makefile.in (tree-ssa-structalias.o): Remove
2593         gt-tree-ssa-structalias.h dependency.
2594         (GTFILES): Remove tree-ssa-structalias.c.
2595         * tree.c (allocate_decl_uid): New function.
2596         (make_node_stat): Use it.
2597         (copy_node_stat): Likewise.
2598         * tree.h (allocate_decl_uid): Declare.
2599         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2600         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2601         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2602         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2603         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2604         (struct heapvar_map): Likewise.
2605         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2606         heapvar_insert): Likewise.
2607         (make_heapvar_for): Rename to ...
2608         (make_heapvar): ... this.  Simplify.
2609         (fake_var_decl_obstack): New global var.
2610         (build_fake_var_decl): New function.
2611         (make_constraint_from_heapvar): Adjust.
2612         (handle_lhs_call): Likewise.
2613         (create_function_info_for): Likewise.
2614         (intra_create_variable_infos): Likewise.
2615         (init_alias_vars): Allocate fake_var_decl_obstack.
2616         (init_alias_heapvars, delete_alias_heapvars): Remove.
2617         (compute_points_to_sets): Do not call init_alias_heapvars.
2618         (ipa_pta_execute): Likewise.
2619         (delete_points_to_sets): Free fake_var_decl_obstack.
2620
2621 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2622
2623         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2624         (si_from_UTItype, si_to_UTItype): New functions.
2625         (__udivmodti4): Use them to implement type-punning.
2626         * config/spu/multi3.c (union qword_TItype): New data type.
2627         (si_from_TItype, si_to_TItype): New functions.
2628         (__multi3): Use them to implement type-punning.
2629
2630 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2631
2632         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2633
2634 2011-04-27  Jan Hubicka  <jh@suse.cz>
2635
2636         * ipa-prop.c (function_insertion_hook_holder): New holder.
2637         (ipa_add_new_function): New function.
2638         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2639         Register/deregister holder.
2640
2641 2011-04-27  Richard Guenther  <rguenther@suse.de>
2642
2643         PR tree-optimization/48772
2644         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2645
2646 2011-04-27  Richard Guenther  <rguenther@suse.de>
2647
2648         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2649         TARGET_MEM_REF handling.
2650
2651 2011-04-27  Nick Clifton  <nickc@redhat.com>
2652
2653         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2654         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2655         (REG_CLASS_NAMES): Likewise.
2656         (REG_CLASS_CONTENTS): Likewise.
2657         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2658         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2659         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2660         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2661         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2662         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2663         duplicate register classes.
2664         (frv_class_likely_spilled_p): Likewise.
2665         (frv_register_move_cost): Likewise.
2666
2667         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2668         end of the regno_reg_class array.
2669
2670 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2671
2672         PR c/48742
2673         * c-typeck.c (build_binary_op): Don't wrap arguments if
2674         int_operands is true.
2675
2676 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2677
2678         PR target/48767
2679         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2680         targetm.calls.must_pass_in_stack for void type.
2681
2682 2011-04-26  Jan Hubicka  <jh@suse.cz>
2683
2684         * cgraphbuild.c (build_cgraph_edges): Update call
2685         of cgraph_create_edge and cgraph_create_indirect_edge.
2686         * cgraph.c (cgraph_create_edge_including_clones,
2687         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2688         cgraph_update_edges_for_call_stmt_node): Do not take nest
2689         argument; do not initialize call_stmt_size/time.
2690         (dump_cgraph_node): Do not dump nest.
2691         (cgraph_clone_edge): Do not take loop_nest argument;
2692         do not propagate it; do not clone call_stmt_size/time.
2693         (cgraph_clone_node): Likewise.
2694         (cgraph_create_virtual_clone): Update.
2695         * cgraph.h (struct cgraph_edge): Remove
2696         call_stmt_size/call_stmt_time/loop_nest.
2697         (cgraph_create_edge, cgraph_create_indirect_edge,
2698         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2699         prototype.
2700         * tree-emutls.c (gen_emutls_addr): Update.
2701         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2702         loop_nest; handle indirect calls, too.
2703         (clone_inlined_nodes): Do not care about updating inline summaries.
2704         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2705         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2706         stream call_stmt_size/call_stmt_time/loop_nest.
2707         * ipa-inline.c (edge_badness): Update.
2708         (ipa_inline): dump summaries after inlining.
2709         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2710         New.
2711         (inline_edge_summary): New function.
2712         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2713         (inline_edge_removal_hook): Handle edge summaries.
2714         (inline_edge_duplication_hook): New hook.
2715         (inline_summary_alloc): Alloc hooks.
2716         (initialize_growth_caches): Do not register removal hooks.
2717         (free_growth_caches); Do not free removal hook.
2718         (dump_inline_edge_summary): New function.
2719         (dump_inline_summary): Use it.
2720         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2721         (inline_update_callee_summaries): New function.
2722         (inline_merge_summary): Use it.
2723         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2724         (read_inline_edge_summary): New function.
2725         (inline_read_section): Use it.
2726         (write_inline_edge_summary): New function.
2727         (inline_write_summary): Use it.
2728         (inline_free_summary): Free edge new holders.
2729         * tree-inline.c (copy_bb): Update.
2730
2731 2011-04-26  Jason Merrill  <jason@redhat.com>
2732
2733         * tree-eh.c (lower_try_finally_switch): Create the label along with
2734         the CASE_LABEL_EXPR.
2735
2736 2011-04-26  David S. Miller  <davem@davemloft.net>
2737             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2738
2739         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2740         * configure: Regenerate.
2741
2742 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2743
2744         PR target/48258
2745         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2746         reduction.
2747         (VEC_reduc): New code iterator and splitters for vector reduction.
2748         (VEC_reduc_name): Ditto.
2749         (VEC_reduc_rtx): Ditto.
2750         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2751         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2752
2753         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2754         support for extracting SF on VSX.
2755
2756         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2757         generating xscvspdp.
2758         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2759         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2760         double add, minimum, maximum vector reduction.
2761         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2762         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2763         optimize double vector reduction.
2764         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2765
2766 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2767
2768         * config/fr30/fr30.h (inhibit_libc): Don't define.
2769         * config/m32r/m32r-protos.h: Correct comment.
2770         * config/v850/v850.h (GHS_default_section_names,
2771         GHS_current_section_names): Use tree, not union tree_node *.
2772
2773 2011-04-26  Xinliang David Li  <davidxl@google.com>
2774
2775         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2776         * c-family/c-opts.c (c_common_handle_option): Set
2777         warn_maybe_uninitialized.
2778         * opts.c (common_handle_option): Ditto.
2779         * common.opt:  New option.
2780         * tree-ssa.c (warn_uninit): Add one more parameter.
2781         (warn_uninitialized_var): Pass warning code.
2782         * tree-flow.h: Interface change.
2783
2784
2785 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2786
2787         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2788         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2789         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2790
2791 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2792
2793         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2794         * config/mips/mips.opt (mmips-tfile): Remove.
2795
2796         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2797         mips-tdump reference to ...
2798         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2799         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2800         reference by Tru64 UNIX.
2801
2802 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2803
2804         PR debug/48768
2805         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2806         is error_mark_node, set value to NULL.
2807
2808         PR tree-optimization/48734
2809         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2810         if return value from maybe_fold_*_comparsions isn't something
2811         the code is prepared to handle.
2812
2813 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
2814
2815         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
2816         mode check.
2817         (ext_QIreg_nomode_operands): Remove.
2818         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
2819         (*andsi_1): Ditto.
2820         (*andhi_1): Ditto.
2821
2822 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
2823
2824         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
2825
2826 2011-04-26  Richard Guenther  <rguenther@suse.de>
2827
2828         * c-typeck.c (build_unary_op): Do not expand array-refs via
2829         pointer arithmetic.  Only adjust qualifiers for function types.
2830
2831 2011-04-26  Richard Guenther  <rguenther@suse.de>
2832
2833         PR middle-end/48694
2834         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
2835         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
2836         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
2837         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
2838
2839 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
2840
2841         * doc/extend.texi: Document __underlying_type.
2842
2843 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
2844
2845         * config/rs6000/titan.md (automata_option "progress"): Remove.
2846
2847 2011-04-25  Jeff Law  <law@redhat.com>
2848
2849         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
2850
2851 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
2852
2853         * system.h (ENUM_BITFIELD): Remove.
2854
2855 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
2856             Eric Botcazou  <ebotcazou@adacore.com>
2857
2858         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
2859         for STORE_FLAG_VALUE==-1 case.
2860
2861 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
2862
2863         PR target/43804
2864         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
2865         LEGITIMATE_PIC_OPERAND_P.
2866
2867 2011-04-24  Jan Hubicka  <jh@suse.cz>
2868
2869         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
2870         WPA hack.
2871         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
2872         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
2873         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
2874         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
2875         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
2876         Sanity check predicate length.
2877         (remap_predicate): Likewise; sanity check jump functions.
2878         (inline_read_section, inline_write_summary): Sanity check
2879         predicate length.
2880
2881 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
2882
2883         PR other/48748
2884         * doc/extend.texi (Type Traits): Document __is_standard_layout,
2885         __is_literal_type, and __is_trivial; update throughout about
2886         possibly cv-qualified void types.
2887
2888 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
2889
2890         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
2891         testsuite and make it version agnostic.
2892
2893 2011-04-22  Jan Hubicka  <jh@suse.cz>
2894
2895         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
2896
2897 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
2898
2899         PR c/48685
2900         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2901         to VOID_TYPE even around MODIFY_EXPR.
2902
2903 2011-04-22  Mike Stump  <mikestump@comcast.net>
2904
2905         * gensupport.c (read_md_rtx): Fix typo in comment.
2906         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
2907         comment.
2908
2909 2011-04-22  Jan Hubicka  <jh@suse.cz>
2910
2911         * gengtype.c (open_base_files): Add ipa-inline.h include.
2912         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
2913         ipa-prop.c; update all uses.
2914         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2915         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2916         merge summary of inlined function into former caller.
2917         * ipa-inline.c (max_benefit): Remove.
2918         (edge_badness): Compensate for removal of benefits.
2919         (update_caller_keys): Use
2920         reset_node_growth_cache/reset_edge_growth_cache.
2921         (update_callee_keys): Likewise.
2922         (update_all_callee_keys): Likewise.
2923         (inline_small_functions): Do not collect max_benefit; do not reset
2924         estimated_growth; call free_growth_caches and initialize_growth_caches.
2925         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2926         struct size_time_entry): New structures.
2927         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2928         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2929         and estimated_growth.
2930         (edge_growth_cache_entry): New structure.
2931         (node_growth_cache, edge_growth_cache): New global vars.
2932         (estimate_growth): Turn into inline.
2933         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2934         initialize_growth_caches, free_growth_caches): Declare.
2935         (estimate_edge_growth): Rewrite.
2936         (estimate_edge_time): Implement as inline cache lookup.
2937         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2938         functions.
2939         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2940         (NUM_CONDITIONS): New constant.
2941         (predicate_conditions): New enum.
2942         (IS_NOT_CONSTANT): New constant.
2943         (edge_removal_hook_holder): New var.
2944         (node_growth_cache, edge_growth_cache): New global vars.
2945         (true_predicate, single_cond_predicate, false_predicate,
2946         not_inlined_predicate, add_condition, add_clause, and_predicates,
2947         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2948         dump_clause, dump_predicate, account_size_time,
2949         evaulate_conditions_for_edge): New functions.
2950         (inline_summary_alloc): Move to heap.
2951         (inline_node_removal_hook): Clear condition and entry vectors.
2952         (inline_edge_removal_hook): New function.
2953         (initialize_growth_caches, free_growth_caches): New function.
2954         (dump_inline_summary): Update.
2955         (edge_execution_predicate): New function.
2956         (will_be_nonconstant_predicate): New function.
2957         (estimate_function_body_sizes): Compute BB and constantness predicates.
2958         (compute_inline_parameters): Do not clear estimated_growth.
2959         (estimate_edge_size_and_time): New function.
2960         (estimate_calls_size_and_time): New function.
2961         (estimate_callee_size_and_time): New function.
2962         (remap_predicate): New function.
2963         (inline_merge_summary): New function.
2964         (do_estimate_edge_time): New function based on...
2965         (estimate_edge_time): ... this one.
2966         (do_estimate_edge_growth): New function.
2967         (do_estimate_growth): New function based on....
2968         (estimate_growth): ... this one.
2969         (inline_analyze_function): Analyze after deciding on jump functions.
2970         (inline_read_section): New function.
2971         (inline_read_summary): Use it.
2972         (inline_write_summary): Write all the new data.
2973         * ipa-prop.c (ipa_get_param_decl_index): Export.
2974         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2975         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2976         Declare.
2977         (ipa_get_lattice): Move here from ipa-cp.c
2978         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2979         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2980         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2981         cgraph_edge_inlinable_p): Remove.
2982         * cgraphunit.c: Include ipainline.h
2983         (cgraph_process_new_functions): Update call of
2984         compute_inline_parameters.
2985
2986 2011-04-22  Richard Guenther  <rguenther@suse.de>
2987
2988         * tree.c (build_int_cst): Properly create canonicalized integer
2989         constants.
2990         (build_int_cst_type): Remove scary comments.
2991
2992 2011-04-22  Xinliang David Li  <davidxl@google.com>
2993
2994         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2995         by default when -Wno-error is not specified.
2996         * opts-global.c (decode_options): Remove call to
2997         control_warning_options.
2998
2999 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3000
3001         PR tree-optimization/48717
3002         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
3003         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
3004
3005 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
3006
3007         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
3008         definition where used.
3009
3010 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
3011
3012         PR c/48716
3013         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
3014         TREE_STATIC variables declared inside of some OpenMP construct.
3015
3016 2011-04-22  Martin Jambor  <mjambor@suse.cz>
3017
3018         PR middle-end/48585
3019         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
3020
3021 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
3022
3023         PR c/36750
3024         * c-typeck.c (pop_init_level): Do not warn about initializing
3025         with ` = {0}'.
3026
3027 2011-04-22  Alan Modra  <amodra@gmail.com>
3028
3029         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
3030         when returning call_cookie.
3031         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
3032         pointers, to functions with no more vector args than the current
3033         function, and some non-local calls for ABI_V4.
3034         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
3035         sibcall_nonlocal_aix64): Combine to ..
3036         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
3037         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
3038         (sibcall_value_nonlocal_aix<mode>): ..likewise.
3039         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
3040         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
3041         operand.
3042         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
3043         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
3044         sibcall_value_symbolic_64): Delete.
3045
3046 2011-04-21  Xinliang David Li  <davidxl@google.com>
3047
3048         * cgraph.h: Remove pid.
3049         * cgraph.c: Remove pid.
3050         * value-prof.c (init_node_map): New function.
3051         (del_node_map): New function.
3052         (find_func_by_funcdef_no): New function.
3053         (gimple_ic_transform): Call new function.
3054         * cgraphunit.c (cgraph_finalize_function): Remove pid.
3055         * function.c (get_last_funcdef_no): New function.
3056         * function.h (get_last_funcdef_no): New function.
3057         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
3058         to libgcov function.
3059         (tree-profiling): Call node map init and delete function.
3060
3061 2011-04-21  Ian Lance Taylor  <iant@google.com>
3062
3063         * godump.c (go_format_type): Use exported Go name for anonymous
3064         field name.
3065
3066 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3067
3068         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
3069         Call builtin_function_type_list instead of builtin_function_type.
3070         (UNARY, BINARY, TRINARY, QUAD): Likewise.
3071
3072 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3073
3074         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
3075         build_function_type_list instead of build_function_type.
3076         Delete variable `endlink'.
3077
3078 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3079
3080         * config/s390/s390.c (s390_init_builtins): Call
3081         build_function_type_list instead of build_function_type.
3082
3083 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
3084
3085         * config/ia64/ia64.c (ia64_init_builtins): Call
3086         build_function_type_list instead of builtin_function_type.
3087
3088 2011-04-21  Easwaran Raman  <eraman@google.com>
3089
3090         * cfgexpand.c (stack_var): Remove OFFSET...
3091         (add_stack_var): ...and its reference here...
3092         (expand_stack_vars): ...and here.
3093         (stack_var_cmp): Sort by descending order of size.
3094         (partition_stack_vars): Change heuristic.
3095         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
3096         (dump_stack_var_partition): Add newline after each partition.
3097
3098 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
3099             Jeff Law  <law@redhat.com>
3100
3101         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
3102         * gengtype.c (matching_file_name_substitute): Likewise.
3103
3104 2011-04-21  Richard Guenther  <rguenther@suse.de>
3105
3106         PR lto/48703
3107         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
3108
3109 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
3110
3111         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
3112
3113 2011-04-21  Richard Guenther  <rguenther@suse.de>
3114
3115         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
3116         file name.
3117
3118 2011-04-21  Richard Guenther  <rguenther@suse.de>
3119
3120         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3121         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
3122         Use DECL_P, not SSA_VAR_P.
3123         (ptr_derefs_may_alias_p): Likewise.
3124         (ptr_deref_may_alias_ref_p_1): Likewise.
3125         (decl_refs_may_alias_p): Likewise.
3126         (refs_may_alias_p_1): Likewise.
3127         (ref_maybe_used_by_call_p_1): Likewise.
3128         (call_may_clobber_ref_p_1): Likewise.
3129         (indirect_ref_may_alias_decl_p): Assume indirect refrences
3130         are either MEM_REF or TARGET_MEM_REF.
3131         (indirect_refs_may_alias_p): Likewise.
3132         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
3133         for MEM_EXPR of indirect calls.
3134
3135 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3136
3137         * vmsdbgout.c (write_srccorr): Compute file length from the string.
3138         (dst_file_info_struct): Remove flen field.
3139         (lookup_filename): Remove code that set flen field.
3140
3141 2011-04-21  Tristan Gingold  <gingold@adacore.com>
3142
3143         * config/ia64/ia64.c (ia64_start_function): Add a guard.
3144
3145 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
3146
3147         PR target/48708
3148         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
3149         vec_extract and vec_concat for non-SSE4_1 targets.
3150
3151 2011-04-21  Richard Guenther  <rguenther@suse.de>
3152
3153         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
3154         return statements.
3155
3156 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3157
3158         * config/i386/cygming.h (union tree_node, TREE): Don't define or
3159         undefine.
3160         (FILE): Don't undefine.
3161
3162 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
3163
3164         * config/alpha/alpha.c (struct machine_function): Use rtx, not
3165         struct rtx_def *.
3166         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
3167         struct rtx_def *.
3168         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
3169         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
3170         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
3171         rtx_def *.
3172         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
3173         definitions where used.
3174         * config/microblaze/microblaze.h (struct microblaze_args): Use
3175         rtx, not struct rtx_def *.
3176         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
3177         rtx_def *.
3178         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
3179         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
3180         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
3181         not struct rtx_def *.
3182         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
3183         struct rtx_def *.
3184         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
3185         rtx_def *.
3186         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
3187
3188 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3189
3190         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
3191         operand_equal_p to compare DR_BASE_ADDRESSes.
3192         (vect_check_interleaving): Likewise.
3193
3194 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3195
3196         PR target/46329
3197         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
3198         for all Neon struct constants.
3199
3200 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3201
3202         * target.def (legitimate_constant_p): New hook.
3203         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
3204         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
3205         * doc/tm.texi: Regenerate.
3206         * hooks.h (hook_bool_mode_rtx_true): Declare.
3207         * hooks.c (hook_bool_mode_rtx_true): Define.
3208         * system.h (LEGITIMATE_CONSTANT_P): Poison.
3209         * calls.c (precompute_register_parameters): Replace uses of
3210         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
3211         (emit_library_call_value_1): Likewise.
3212         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
3213         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
3214         * ira-costs.c (scan_one_insn): Likewise.
3215         * recog.c (general_operand, immediate_operand): Likewise.
3216         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
3217         * reload1.c (init_eliminable_invariants): Likewise.
3218
3219         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
3220         mode argument.
3221         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
3222         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
3223         argument.
3224         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3225         * config/alpha/predicates.md (input_operand): Update call to
3226         alpha_legitimate_constant_p.
3227
3228         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
3229         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
3230         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
3231         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3232         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
3233         (arm_legitimate_constant_p): New functions.
3234         (arm_cannot_force_const_mem): Make static.
3235
3236         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
3237
3238         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
3239         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
3240         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
3241         instead of bfin_legitimate_constant_p.
3242         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
3243         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3244
3245         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
3246
3247         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
3248
3249         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
3250         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
3251         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3252         (frv_legitimate_constant_p): Make static.  Add a mode argument.
3253
3254         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
3255         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
3256         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
3257
3258         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
3259         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
3260         * config/i386/i386.c (legitimate_constant_p): Rename to...
3261         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
3262         argument.
3263         (ix86_cannot_force_const_mem): Update accordingly.
3264         (ix86_legitimate_address_p): Likewise.
3265         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3266         * config/i386/i386.md: Update commentary.
3267
3268         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
3269         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
3270         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3271         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
3272
3273         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
3274
3275         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
3276         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
3277         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3278         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
3279
3280         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
3281         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
3282         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
3283
3284         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
3285         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3286         (m32r_legitimate_constant_p): New function.
3287
3288         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
3289         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
3290         LEGITIMATE_CONSTANT_P.
3291         (LEGITIMATE_CONSTANT_P): Delete.
3292         * config/m68k/m68k.c (m68k_expand_prologue): Call
3293         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
3294         (m68k_legitimate_constant_p): New function.
3295         * config/m68k/m68k.md: Update comments.
3296
3297         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
3298         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3299         (mcore_legitimate_constant_p): New function.
3300
3301         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
3302         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
3303         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
3304         Add a mode argument.
3305         (mep_legitimate_address): Update accordingly.
3306         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3307
3308         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
3309         Delete.
3310         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
3311         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
3312         static.  Check OP's mode for VOIDmode.
3313         (microblaze_legitimate_constant_p): New function.
3314         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3315
3316         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
3317         * config/mips/mips.c (mips_legitimate_constant_p): New function.
3318         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
3319         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3320         * config/mips/predicates.md: Update comments.
3321
3322         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
3323         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
3324         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3325         (mmix_legitimate_constant_p): Make static, return a bool, and take
3326         a mode argument.
3327         (mmix_print_operand_address): Update accordingly.
3328
3329         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
3330         Delete.
3331         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
3332         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
3333         static.  Add a mode argument.
3334         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3335
3336         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
3337
3338         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
3339         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3340         (pa_legitimate_constant_p): New function.
3341
3342         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
3343
3344         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
3345         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3346         (pdp11_legitimate_constant_p): New function.
3347
3348         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
3349         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3350         (rs6000_legitimate_constant_p): New function.
3351
3352         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
3353         (rx_legitimate_constant_p): ...this.
3354         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
3355         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
3356         (rx_legitimate_constant_p): ...this.
3357         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3358         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
3359
3360         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
3361         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3362         * config/s390/s390.c (legitimate_constant_p): Rename to...
3363         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3364         and add a mode argument.
3365         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3366
3367         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3368
3369         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3370         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3371         (sh_legitimate_constant_p): New function.
3372
3373         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3374         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3375         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3376         (legitimate_constant_p): Rename to...
3377         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3378         argument.
3379         (constant_address_p): Update accordingly.
3380
3381         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3382         argument and return a bool.
3383         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3384         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3385         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3386         (spu_rtx_costs): Update accordingly.
3387         * config/spu/predicates.md (vec_imm_operand): Likewise.
3388
3389         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3390
3391         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3392         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3393         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3394
3395         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3396         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3397         * config/vax/vax.c (legitimate_constant_p): Likewise.
3398
3399         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3400         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3401         (xtensa_legitimate_constant_p): New function.
3402
3403 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3404
3405         * target.def (cannot_force_const_mem): Add a mode argument.
3406         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3407         * doc/tm.texi: Regenerate.
3408         * hooks.h (hook_bool_mode_rtx_false): Declare.
3409         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3410         (hook_bool_mode_const_rtx_true): Likewise.
3411         (hook_bool_mode_rtx_false): New function.
3412         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3413         to be non-VOID.  Update call to cannot_force_const_mem.
3414         (find_reloads): Update accordingly.
3415         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3416         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3417         argument.
3418         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3419         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3420         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3421         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3422         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3423         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3424         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3425         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3426         (m68k_cannot_force_const_mem): ...this new function.
3427         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3428         argument.
3429         (mips_const_insns, mips_legitimize_const_move): Update calls.
3430         (mips_secondary_reload_class): Likewise.
3431         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3432         (pa_cannot_force_const_mem): ...this new function.
3433         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3434         (rs6000_cannot_force_const_mem): ...this new function.
3435         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3436         argument.
3437         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3438         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3439         to...
3440         (xtensa_cannot_force_const_mem): ...this new function.
3441
3442 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3443
3444         * config/mips/mips.c (mips16_build_function_stub): Call
3445         build_function_type_list instead of build_function_type.
3446         (mips16_build_call_stub): Likewise.
3447
3448 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3449
3450         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3451         instead of build_function_type.
3452
3453 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3454
3455         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3456         instead of build_function_type.
3457
3458 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3459
3460         PR target/48678
3461         * config/i386/i386.md (insv): Change operand 0 constraint to
3462         "register_operand".  Change operand 1 and 2 constraint to
3463         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3464         * config/i386/sse.md (sse4_1_pinsrb): Export.
3465         (sse2_pinsrw): Ditto.
3466         (sse4_1_pinsrd): Ditto.
3467         (sse4_1_pinsrq): Ditto.
3468         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3469         * config/i386/i386.c (ix86_expand_pinsr): New.
3470
3471 2011-04-20  Easwaran Raman  <eraman@google.com>
3472
3473         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3474         containing union type only with -fstrict-aliasing.
3475
3476 2011-04-20  Jim Meyering  <meyering@redhat.com>
3477
3478         Remove useless if-before-free tests.
3479         * calls.c (expand_call, save_area): Likewise.
3480         * cfgcleanup.c (try_forward_edges): Likewise.
3481         * collect2.c (collect_execute): Likewise.
3482         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3483         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3484         * coverage.c (coverage_checksum_string): Likewise.
3485         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3486         * cselib.c (cselib_init): Likewise.
3487         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3488         (df_set_clean_cfg): Likewise.
3489         * function.c (free_after_compilation): Likewise.
3490         * gcc.c (do_spec_1, main): Likewise.
3491         * gcov.c (create_file_names): Likewise.
3492         * gensupport.c (identify_predicable_attribute): Likewise.
3493         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3494         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3495         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3496         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3497         * ipa-pure-const.c (local_pure_const): Likewise.
3498         * ipa-reference.c (propagate): Likewise.
3499         * ira-costs.c (free_ira_costs): Likewise.
3500         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3501         * matrix-reorg.c (mat_free): Likewise.
3502         * prefix.c (get_key_value): Likewise.
3503         * profile.c (compute_value_histograms): Likewise.
3504         * reload1.c (free_reg_equiv): Likewise.
3505         * sched-deps.c (free_deps): Likewise.
3506         * sel-sched-ir.c (fence_clear): Likewise.
3507         * sese.c (set_rename, if_region_set_false_region): Likewise.
3508         * tree-data-ref.c (free_rdg): Likewise.
3509         * tree-eh.c (lower_try_finally): Likewise.
3510         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3511         * tree-ssa-live.c (delete_var_map): Likewise.
3512         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3513         * tree-ssa-pre.c (phi_trans_add): Likewise.
3514
3515 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3516
3517         PR tree-optimization/48611
3518         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3519         beyond ERT_MUST_NOT_THROW region.
3520
3521 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3522
3523         * config/mips/mips.opt (mfix-24k): New.
3524         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3525         * config/mips/mips.md (length): Increase by 4 for stores if
3526         fixing 24K errata.
3527         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3528         all noreorder if fixing 24K errata.
3529         * doc/invoke.texi: Document mfix-24k.
3530
3531 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3532
3533         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3534         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3535
3536 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3537
3538         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3539         (const_ok_for_op): ... to here.
3540
3541 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3542
3543         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3544         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3545
3546 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3547
3548         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3549
3550 2011-04-20  Richard Guenther  <rguenther@suse.de>
3551
3552         PR tree-optimization/47892
3553         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3554         are if-convertible.
3555
3556 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3557
3558         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3559
3560 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3561
3562         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3563
3564 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3565
3566         PR target/18145
3567
3568         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3569         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3570         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3571         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3572         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3573
3574         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3575         New prototype.
3576
3577         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3578         (avr_asm_named_section, avr_asm_output_aligned_common,
3579         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3580         New functions to update...
3581         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3582         (avr_asm_init_sections): Overwrite section callbacks for
3583         data_section, bss_section.
3584         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3585         from here to...
3586         (avr_file_end): ...here.
3587
3588 2011-04-20  Richard Guenther  <rguenther@suse.de>
3589
3590         PR middle-end/48695
3591         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3592         objects and types here.  Adjust for their offset before comparing.
3593
3594 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3595
3596         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3597         statement per copy.
3598
3599 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3600
3601         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3602         (GIMPLE_H): Include $(INTERNAL_FN_H).
3603         (OBJS-common): Add internal-fn.o.
3604         (internal-fn.o): New rule.
3605         * internal-fn.def: New file.
3606         * internal-fn.h: Likewise.
3607         * internal-fn.c: Likewise.
3608         * gimple.h: Include internal-fn.h.
3609         (GF_CALL_INTERNAL): New gf_mask.
3610         (gimple_statement_call): Put fntype into a union with a new
3611         internal_fn field.
3612         (gimple_build_call_internal): Declare.
3613         (gimple_build_call_internal_vec): Likewise.
3614         (gimple_call_same_target_p): Likewise.
3615         (gimple_call_internal_p): New function.
3616         (gimple_call_internal_fn): Likewise.
3617         (gimple_call_fntype): Return null for internal calls.
3618         (gimple_call_set_fntype): Assert that the function is not internal.
3619         (gimple_call_set_fn): Likewise.
3620         (gimple_call_set_fndecl): Likewise.
3621         (gimple_call_set_internal_fn): New function.
3622         (gimple_call_addr_fndecl): Handle null functions.
3623         (gimple_call_return_type): Likewise null types.
3624         * gimple.c (gimple_build_call_internal_1): New function.
3625         (gimple_build_call_internal): Likewise.
3626         (gimple_build_call_internal_vec): Likewise.
3627         (gimple_call_same_target_p): Likewise.
3628         (gimple_call_flags): Handle calls to internal functions.
3629         (gimple_call_fnspec): New function.
3630         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3631         (gimple_has_side_effects): Handle null functions.
3632         (gimple_rhs_has_side_effects): Likewise.
3633         (gimple_call_copy_skip_args): Handle calls to internal functions.
3634         * cfgexpand.c (expand_call_stmt): Likewise.
3635         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3636         * gimple-fold.c (gimple_fold_call): Handle null functions.
3637         (gimple_fold_stmt_to_constant_1): Don't fold
3638         calls to internal functions.
3639         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3640         functions.
3641         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3642         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3643         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3644         (do_warn_unused_result): Likewise.
3645         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3646         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3647         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3648         the target of a call.
3649         (initialize_hash_element): Update accordingly.
3650         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3651         (iterative_hash_hashable_expr): Handle calls to internal functions.
3652         (print_expr_hash_elt): Likewise.
3653         * tree-ssa-pre.c (can_value_number_call): Likewise.
3654         (eliminate): Handle null functions.
3655         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3656         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3657         (find_func_aliases): Likewise.
3658         * value-prof.c (gimple_ic_transform): Likewise.
3659         (gimple_indirect_call_to_profile): Likewise.
3660         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3661         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3662
3663 2011-04-19  Jan Hubicka  <jh@suse.cz>
3664
3665         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3666         * ipa-inline.c (inline_small_functions): Compute summaries first,
3667         populate heap later.
3668
3669 2011-04-19  Jan Hubicka  <jh@suse.cz>
3670
3671         * cgraph.h (save_inline_function_body): Remove.
3672         * ipa-inline-transform.c: New file, broke out of...
3673         * ipa-inline.c: ... this one; Update toplevel comment.
3674         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3675         make global.
3676         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3677         (cgraph_mark_inline_edge): Rename to inline_call; move to
3678         ipa-inline-transform.c.
3679         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3680         move to ipa-inline-transform.c
3681         (recursive_inlining, inline_small_functions, flatten_function,
3682         ipa_inline, inline_always_inline_functions,
3683         early_inline_small_functions): Update.
3684         (inline_transform): Move to ipa-inline-transform.c.
3685         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3686         Declare.
3687         * Makefile.in (ipa-inline-transform.o): New file.
3688         * cgraphunit.c (save_inline_function_body): Move to
3689         ipa-inline-transform.c
3690
3691 2011-04-19  DJ Delorie  <dj@redhat.com>
3692
3693         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3694         registers if we already know there aren't any.
3695         (m32c_emit_epilogue): Don't emit a barrier here.
3696         (m32c_emit_eh_epilogue): Likewise.
3697         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3698         operands at expand time.
3699         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3700         int" wchar type.
3701         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3702         duplicates.  Provide aliases instead.
3703         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3704         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3705         the compiler.
3706
3707 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3708
3709         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3710         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3711         (general_or_i64_p, sparc_register_move_cost): New function.
3712
3713 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3714
3715         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3716         Add lynx, mipssde.  Sort table.
3717
3718 2011-04-19  Xinliang David Li  <davidxl@google.com>
3719
3720         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3721         not negative.
3722
3723 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3724
3725         PR target/48678
3726         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3727         is a SUBREG with non-MODE_INT mode inside of it.
3728
3729 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3730
3731         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3732         also according to actual contants.
3733         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3734         (gimple_fold_call): Use it.
3735         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3736
3737 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3738
3739         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3740         non-pointer assignments.
3741
3742 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3743
3744         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3745         account anc_offset and otr_type from the indirect edge info.
3746         * ipa-prop.c (get_ancestor_addr_info): New function.
3747         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3748         get_ancestor_addr_info, call it.
3749         (ipa_note_param_call): Do not initialize information about polymorphic
3750         calls, return the indirect call graph edge.  Remove the last
3751         parameter, adjust all callers.
3752         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3753         parameters.  Initialize polymorphic information in the indirect edge.
3754
3755 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3756
3757         PR lto/48148
3758         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3759         the types if they have different enumeration identifiers.
3760
3761 2011-04-19  Jan Hubicka  <jh@suse.cz>
3762
3763         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3764         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3765         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3766         (optimize_function_for_size_p) ... here.
3767
3768 2011-04-19  Richard Guenther  <rguenther@suse.de>
3769
3770         PR lto/48207
3771         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3772         langhook.
3773
3774 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3775
3776         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3777         if DECL_NO_INLINE_WARNING_P is set on the function.
3778
3779 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3780
3781         PR fortran/47976
3782         * reload1.c (inc_for_reload): Return void. All callers changed.
3783         (emit_input_reload_insns): Don't try to delete previous output
3784         reloads to a register, or record spill_reg_store for autoincs.
3785
3786 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3787
3788         * gengtype.h: Updated copyright year.
3789         (struct input_file_st): Add inpisplugin field.
3790         (type_fileloc): New function.
3791         * gengtype.c
3792         (write_typed_struct_alloc_def): Add gcc_assert.
3793         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3794         (write_typed_alloc_defns): Don't output for plugin files.
3795         (input_file_by_name): Clear inpisplugin field.
3796         (main): Set inpisplugin field for plugin files.
3797
3798 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3799
3800         * gengtype-state.c (string_eq): New.
3801         (read_state): Use string_eq instead of strcmp when creating the
3802         state_ident_tab.
3803
3804 2011-04-19  Wei Guozhi  <carrot@google.com>
3805
3806         PR target/47855
3807         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3808         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3809         linkage.
3810         * config/arm/constraints.md (Uu): New constraint.
3811         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
3812
3813 2011-04-19  Tristan Gingold  <gingold@adacore.com>
3814
3815         * config.gcc (-*-*-*vms): Added.
3816         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
3817         definitions moved.
3818         * config/vms/vms-ld.c: New file.
3819         * config/vms/vms-ar.c: New file.
3820         * config/vms/t-vmsnative: New file.
3821
3822 2011-04-18  Xinliang David Li  <davidxl@google.com>
3823
3824         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
3825
3826 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3827
3828         PR middle-end/48661
3829         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3830         if TREE_TYPE (v) is non-NULL.
3831
3832         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3833         gimple_get_virt_mehtod_for_binfo.
3834         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3835         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3836         callers.
3837         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3838
3839 2011-04-18  Michael Matz  <matz@suse.de>
3840             Steve Ellcey  <sje@cup.hp.com>
3841
3842         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
3843         use its mode as source mode if it isn't VOIDmode.
3844
3845 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
3846
3847         * doc/passes.texi: Fill crossref nodes.
3848
3849 2011-04-18  Jim Meyering  <meyering@redhat.com>
3850
3851         Fix doubled-word typos in comments and strings
3852         * config/alpha/vms-unwind.h: s/for for/for/
3853         * config/arm/unwind-arm.h: Likewise.
3854         * config/microblaze/microblaze.c: Likewise.
3855         * config/sh/constraints.md: s/in in/in/
3856         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
3857
3858 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
3859
3860         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
3861         (AVX_FLOAT_MODE_P): Ditto.
3862         (AVX128_VEC_FLOAT_MODE_P): Ditto.
3863         (AVX256_VEC_FLOAT_MODE_P): Ditto.
3864         (AVX_VEC_FLOAT_MODE_P): Ditto.
3865         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
3866         (UNSPEC_MASKSTORE): Ditto.
3867         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
3868         Merge from <sse>_movmsk<ssemodesuffix> and
3869         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
3870         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
3871         iterator.
3872         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
3873         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
3874         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
3875
3876 2011-04-18  Jan Hubicka  <jh@suse.cz>
3877
3878         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
3879
3880         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
3881         (want_inline_function_called_once_p): Break out the logic from
3882         ipa_inline.
3883         (edge_badness): Ensure that profile is not misupdated.
3884         (lookup_recursive_calls): Prioritize by call frequencies.
3885         (inline_small_functions): Move program size estimates here;
3886         actually process whole queue even when unit growth has been
3887         met. (to properly compute inline_failed reasons and for the
3888         case unit size decrease.) Revisit comments on recursive inlining.
3889         (ipa_inline): Remove unit summary code; first inline hot calls
3890         of functions called once, cold calls next.
3891         (order, nnodes): Remove unused variables.
3892         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
3893         (GTFILES): Remove ipa-inline.c
3894         * sel-sched.c (fill_insns): Silence uninitialized var warning.
3895
3896 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3897
3898         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3899
3900 2011-04-18  Jie Zhang  <jie@codesourcery.com>
3901             Richard Earnshaw  <rearnsha@arm.com>
3902
3903         * arm.c (neon_builtin_type_bits): Remove.
3904         (typedef enum neon_builtin_mode): New.
3905         (T_MAX): Don't define.
3906         (typedef enum neon_builtin_datum): Remove bits, codes[],
3907         num_vars and base_fcode.  Add mode, code and fcode.
3908         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
3909         VAR10): Change accordingly.
3910         (neon_builtin_data[]): Change accordingly
3911         (arm_init_neon_builtins): Change accordingly.
3912         (neon_builtin_compare): Remove.
3913         (locate_neon_builtin_icode): Remove.
3914         (arm_expand_neon_builtin): Change accordingly.
3915
3916         * arm.h (enum arm_builtins): Move to ...
3917         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3918
3919         * arm.c (arm_builtin_decl): Declare.
3920         (TARGET_BUILTIN_DECL): Define.
3921         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3922         (arm_builtin_decls[]): New.
3923         (arm_init_neon_builtins): Store builtin declarations in
3924         arm_builtin_decls[].
3925         (arm_init_tls_builtins): Likewise.
3926         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3927         (arm_builtin_decl): New.
3928
3929 2011-04-18  Richard Guenther  <rguenther@suse.de>
3930
3931         * tree.c (upper_bound_in_type): Build properly canonicalized
3932         INTEGER_CSTs.
3933         (lower_bound_in_type): Likewise.
3934
3935 2011-04-18  Richard Guenther  <rguenther@suse.de>
3936
3937         * gimple.h (gimple_call_addr_fndecl): New function.
3938         (gimple_call_fndecl): Use it.
3939         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3940         for direct calls.
3941         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3942         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3943
3944 2011-04-18  Richard Guenther  <rguenther@suse.de>
3945
3946         PR middle-end/48650
3947         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3948
3949 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3950
3951         PR lto/48492
3952         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3953         DECL_IN_CONSTANT_POOL without RTL.
3954
3955 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3956             Ira Rosen  <ira.rosen@linaro.org>
3957
3958         PR target/48252
3959         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3960         to match neon_vzip/vuzp/vtrn_internal.
3961         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3962         outputs explicitly dependent on both inputs.
3963         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3964
3965 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3966
3967         PR tree-optimization/48616
3968         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3969         whether the shift is by scalar or vector based on whether all SLP
3970         scalar stmts have the same rhs.
3971
3972 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3973
3974         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3975         memory operands.
3976
3977 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3978
3979         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3980         registers.
3981
3982 2011-04-17  Jan Hubicka  <jh@suse.cz>
3983
3984         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3985         * cgrpahunit.c (cgraph_finalize_function): Do not set
3986         finalized_by_frontend.
3987         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3988         finalized_by_frontend.
3989
3990 2011-04-17  Jan Hubicka  <jh@suse.cz>
3991
3992         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3993         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3994         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3995         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3996         method.
3997         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3998         gimple-fold.c
3999         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
4000
4001 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
4002
4003         PR lto/48538
4004         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
4005         is non-null before accessing it.
4006         (input_cgraph): Remove trailing spaces.
4007
4008 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4009
4010         * params.def (sms-min-sc): New param flag.
4011         * modulo-sched.c (sms_schedule): Use it.
4012         * doc/invoke.texi (sms-min-sc): Document it.
4013
4014 2011-04-17  Jan Hubicka  <jh@suse.cz>
4015
4016         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
4017         present, also set gimple_call_set_cannot_inline.
4018         * ipa-inline.c: Update toplevel comment.
4019         (MAX_TIME): Remove.
4020         (cgraph_clone_inlined_nodes): Fix linebreaks.
4021         (cgraph_check_inline_limits): Restructure to ...
4022         (caller_growth_limits): ... this one; be more tolerant
4023         on growth in nested inline chains; add explanatory comment;
4024         fix stack accounting thinko introduced by previous patch.
4025         (cgraph_default_inline_p): Remove.
4026         (report_inline_failed_reason): New function.
4027         (can_inline_edge_p): New function.
4028         (can_early_inline_edge_p): New function.
4029         (leaf_node_p): Move upwards in file.
4030         (want_early_inline_function_p): New function.
4031         (want_inline_small_function_p): New function.
4032         (want_inline_self_recursive_call_p): New function.
4033         (cgraph_edge_badness): Rename to ...
4034         (edge_badness) ... this one; fix linebreaks.
4035         (update_edge_key): Update call of edge_baddness; add
4036         detailed dump about queue updates.
4037         (update_caller_keys): Use can_inline_edge_p and
4038         want_inline_small_function_p.
4039         (cgraph_decide_recursive_inlining): Rename to...
4040         (recursive_inlining): Use can_inline_edge_p and
4041         want_inline_self_recursive_call_p; simplify and remove no longer
4042         valid FIXME.
4043         (cgraph_set_inline_failed): Remove.
4044         (add_new_edges_to_heap): Use can_inline_edge_p and
4045         want_inline_small_function_p.
4046         (cgraph_decide_inlining_of_small_functions): Rename to ...
4047         (inline_small_functions): ... this one; cleanup; use
4048         can/want predicates; cleanup debug ouput; work edges till fibheap
4049         is exhausted and do not stop once unit growth is reached; remove
4050         later loop processing remaining edges.
4051         (cgraph_flatten): Rename to ...
4052         (flatten_function): ... this one; use can_inline_edge_p
4053         and can_early_inline_edge_p predicates.
4054         (cgraph_decide_inlining): Rename to ...
4055         (ipa_inline): ... this one; remove unreachable nodes before
4056         inlining functions called once; simplify the pass.
4057         (cgraph_perform_always_inlining): Rename to ...
4058         (inline_always_inline_functions): ... this one; use
4059         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
4060         (cgraph_decide_inlining_incrementally): Rename to ...
4061         (early_inline_small_functions): ... this one; simplify
4062         using new predicates; cleanup; make dumps prettier.
4063         (cgraph_early_inlining): Rename to ...
4064         (early_inliner): newer inline regular functions into always-inlines;
4065         fix updating of call stmt summaries.
4066         (pass_early_inline): Update for new names.
4067         (inline_transform): Fix formating.
4068         (gate_cgraph_decide_inlining): Rename to ...
4069         (pass_ipa_inline): ... this one.
4070         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
4071         * ipa-inline-analysis.c (dump_inline_summary): Update.
4072         (compute_inline_parameters): Do not compute disregard_inline_limits;
4073         look for mismatching arguments.
4074         (estimate_growth): Fix handlig of non-trivial self recursion.
4075         (inline_read_summary): Do not read info->disregard_inline_limits.
4076         (inline_write_summary): Do not write info->disregard_inline_limits.
4077         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
4078         and move all checks into can_inline_edge_p predicate; re-enable code
4079         comparing optimization levels.
4080         (expand_call_inline): Do not test inline_forbidden_into_p.
4081         * Makefile.in (ipa-inline.o): Update arguments.
4082
4083 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4084
4085         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
4086
4087 2011-04-17  Revital Eres  <revital.eres@linaro.org>
4088
4089         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
4090
4091 2011-04-17  Michael Matz  <matz@suse.de>
4092
4093         PR tree-optimization/48622
4094         PR lto/48645
4095         * ipa-inline-analysis.c (inline_read_summary): Read size/time
4096         in same order as they're written.
4097
4098 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4099
4100         * config/pa/predicates.md: Reorganize and simplify predicates.
4101         Eliminate duplicate code checks.
4102         (arith_operand): Rename to arith14_operand
4103         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
4104         * config/pa/pa.md: Use renamed operands.
4105         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
4106         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
4107         arith11_operand, adddi3_operand, indexed_memory_operand,
4108         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
4109         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
4110         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
4111         move_dest_operand, move_src_operand, prefetch_cc_operand,
4112         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
4113         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
4114         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
4115         div_operand, int5_operand, movb_comparison_operator,
4116         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
4117         arith_double_operand, ireg_operand, lhs_lshift_operand,
4118         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
4119         integer_store_memory_operand): Likewise.
4120         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
4121         (integer_store_memory_operand, read_only_operand,
4122         function_label_operand, borx_reg_operand,
4123         non_hard_reg_operand): Likewise.
4124         (eq_neq_comparison_operator): Delete unused operator.
4125         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
4126         function_label_operand.
4127         (emit_move_sequence): Likewise.
4128
4129 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4130
4131         * config/i386/sse.md (sseunpackmode): New mode attribute.
4132         (ssepackmode): Ditto.
4133         (vec_pack_trunc_<mode>): Macroize expander from
4134         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
4135         (vec_unpacks_lo_<mode>): Macroize expander from
4136         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4137         (vec_unpacks_hi_<mode>): Macroize expander from
4138         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4139         (vec_unpacku_lo_<mode>): Macroize expander from
4140         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4141         (vec_unpacku_hi_<mode>): Macroize expander from
4142         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
4143         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
4144         ix86_expand_sse4_unpack.
4145         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
4146
4147 2011-04-16  Jan Hubicka  <jh@suse.cz>
4148
4149         * cgraphbuild.c: Include ipa-inline.h.
4150         (reset_inline_failed): Use initialize_inline_failed.
4151         * cgraph.c: Include ipa-inline.h.
4152         (cgraph_create_node_1): Do not initialize estimated_growth.
4153         (initialize_inline_failed): More to ipa-inline-analysis.c
4154         (dump_cgraph_node): Do not dump inline flags.
4155         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
4156         and disregard_inline_limits flags.
4157         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
4158         time, size, estimated_growth.
4159         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
4160         Update.
4161         * cgraphunit.c (cgraph_decide_is_function_needed): Use
4162         DECL_DISREGARD_INLINE_LIMITS.
4163         (cgraph_analyze_function): Do not initialize
4164         node->local.disregard_inline_limits.
4165         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
4166         inlinable, versionable and disregard_inline_limits.
4167         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4168         cgraph_check_inline_limits, cgraph_default_inline_p,
4169         cgraph_edge_badness, update_caller_keys, update_callee_keys,
4170         add_new_edges_to_heap): Update.
4171         (cgraph_decide_inlining_of_small_function): Update; set
4172         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
4173         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
4174         cgraph_decide_inlining_incrementally): Update.
4175         * ipa-inline.h (inline_summary): Add inlinable, versionable,
4176         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
4177         time, size and estimated_growth parameters.
4178         (estimate_edge_growth): Update.
4179         (initialize_inline_failed): Declare.
4180         * ipa-split.c: Include ipa-inline.h
4181         (execute_split_functions): Update.
4182         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
4183         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
4184         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
4185         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
4186         estimated_growth to INT_MIN.
4187         (inline_node_duplication_hook): Likewise.
4188         (dump_inline_summary): Dump new fields.
4189         (compute_inline_parameters): Update.
4190         (estimate_edge_time, estimate_time_after_inlining,
4191         estimate_size_after_inlining, estimate_growth, inline_read_summary,
4192         inline_write_summary):
4193         (initialize_inline_failed): Move here from cgraph.c.
4194         * tree-sra.c: Include ipa-inline.h.
4195         (ipa_sra_preliminary_function_checks): Update.
4196         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
4197         ipa-inline.h.
4198
4199 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
4200
4201         * config/i386/sse.md (V16): New mode iterator.
4202         (VI1, VI8): Ditto.
4203         (AVXMODEQI, AVXMODEDI): Remove.
4204         (sse2, sse3): New mode attribute.
4205         (mov<mode>): Use V16 mode iterator.
4206         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
4207         (push<mode>1): Use V16 mode iterator.
4208         (movmisalign<mode>): Ditto.
4209         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4210         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
4211         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
4212         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
4213         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
4214         avx_movdqu<avxmodesuffix>.
4215         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
4216         *avx_movdqu<avxmodesuffix>.
4217         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
4218         avx_lddqu<avxmodesuffix>.
4219         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
4220         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
4221         avx_movnt<AVXMODEDI:mode>.
4222         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
4223         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
4224
4225 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
4226
4227         PR target/48629
4228         * haifa-sched.c (prune_ready_list, schedule_block): Use
4229         sched_pressure_p rather than flag_sched_pressure.
4230
4231 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
4232
4233         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4234         cgraph_get_node instead of cgraph_get_create_node.
4235
4236 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
4237
4238         * cfgexpand.c (expand_debug_expr): Use
4239         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
4240
4241 2011-04-15  Michael Matz  <matz@suse.de>
4242
4243         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
4244         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
4245         * function.c (gimplify_parameters): Ditto.
4246         * gimplify.c (gimplify_vla_decl): Ditto.
4247
4248         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
4249         (gimple_call_set_alloca_for_var): New inline function.
4250         (gimple_call_alloca_for_var_p): Ditto.
4251         * gimple.c (gimple_build_call_from_tree): Remember
4252         CALL_ALLOCA_FOR_VAR_P state.
4253         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
4254
4255         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
4256         calls if they were for VLA objects.
4257
4258 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4259
4260         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
4261         of ADR_EXPRs.
4262
4263 2011-04-15  Martin Jambor  <mjambor@suse.cz>
4264
4265         PR middle-end/48601
4266         * tree-emutls.c (lower_emutls_function_body): Call
4267         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
4268         result is non-NULL.
4269
4270 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
4271
4272         * c-decl.c (detect_field_duplicates): Call
4273         objc_detect_field_duplicates instead of objc_get_interface_ivars.
4274
4275 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
4276
4277         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
4278         * gimple.c (gimple_asm_clobbers_memory_p): Define.
4279         * ipa-pure-const.c (check_stmt): Call it.
4280         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
4281
4282 2011-04-15  Richard Guenther  <rguenther@suse.de>
4283
4284         PR tree-optimization/48290
4285         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
4286         Properly decide inhibiting propagation based on the valueized
4287         operand.  Do loop-closed SSA form preserving here ...
4288         (init_copy_prop): ... not here.
4289
4290 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
4291
4292         PR target/48612
4293         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
4294         (*ieee_smax<mode>3): Likewise.
4295
4296 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4297
4298         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
4299         Replace match_operand with match_dup for the third operand in
4300         these expanders.
4301
4302 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4303
4304         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
4305         to track processing of conditionals.  Update all callers.
4306         (try_combine, simplify_if_then_else): Update.
4307
4308 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
4309
4310         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
4311         -fsched-pressure.
4312
4313 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
4314
4315         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
4316         instead of match_operand for operand 3.
4317
4318 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
4319
4320         * recog.h (insn_operand_data): Add an "allows_mem" field.
4321         * genoutput.c (output_operand_data): Initialize it.
4322         * optabs.c (maybe_legitimize_operand_same_code): New function.
4323         (maybe_legitimize_operand): Use it when matching the original
4324         op->value.
4325
4326 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4327
4328         * gimplify.c: Fix issues in comments throughout.
4329         (voidify_wrapper_expr): Fix long line.
4330         (build_stack_save_restore): Likewise.
4331         (gimplify_loop_expr): Likewise.
4332         (gimplify_compound_lval): Likewise.
4333         (gimplify_init_ctor_eval): Likewise.
4334         (gimplify_modify_expr_rhs): Likewise.
4335         (omp_notice_threadprivate_variable): Likewise.
4336
4337 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4338
4339         * cfgexpand.c (expand_call_stmt): Convert the function type to the
4340         original one if this is not a builtin function.
4341
4342 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
4343
4344         PR target/48605
4345         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
4346         offset it as needed based on top 2 bits in operands[3], change
4347         MEM mode to SFmode and mask those 2 bits away from operands[3].
4348
4349 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4350
4351         * c-parser.c (c_parser_objc_protocol_definition): Updated for
4352         change from objc_declare_protocols() to objc_declare_protocol().
4353
4354 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
4355
4356         * config/i386/sse.md (sse4_1): New mode attribute.
4357         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
4358         avx_blend<ssemodesuffix><avxmodesuffix> and
4359         sse4_1_blend<ssemodesuffix> using VF mode iterator.
4360         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
4361         avx_blendv<ssemodesuffix><avxmodesuffix> and
4362         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4363         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4364         avx_dp<ssemodesuffix><avxmodesuffix> and
4365         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4366         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4367         (sse4_1_packusdw): Merge with *avx_packusdw.
4368         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4369         (sse4_1_pblendw): Merge with *avx_pblendw.
4370         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4371         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4372         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4373         VF mode iterator.
4374         (sse4_1_round<ssescalarmodesuffix>): Merge with
4375         *avx_round<ssescalarmodesuffix>.
4376         (aesenc): Merge with *avx_aesenc.
4377         (aesenclast): Merge with *avx_aesenclast.
4378         (aesdec): Merge with *avx_aesdec.
4379         (aesdeclast): Merge with *avx_aesdeclast.
4380         (pclmulqdq): Merge with *pclmulqdq.
4381         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4382         New predicate.
4383         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4384
4385 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4386
4387         PR middle-end/48608
4388         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4389         (align_local_variable): This.  Update DECL_ALIGN.
4390         (add_stack_var): Updated.
4391         (expand_one_stack_var): Likewise.
4392
4393 2011-04-14  Richard Guenther  <rguenther@suse.de>
4394
4395         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4396         Remove.
4397         (dse_initialize_block_local_data, dse_leave_block,
4398         record_voperand_set, get_stmt_uid): Likewise.
4399         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4400         (dse_optimize_stmt): Remove voperand set handling code.
4401         Simplify and improve to handle any kind of killing stmt.
4402         (dse_record_phi): Remove.
4403         (dse_enter_block): Simplify.
4404         (tree_ssa_dse): Likewise.
4405         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4406
4407 2011-04-14  Jan Hubicka  <jh@suse.cz>
4408
4409         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4410         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4411         (cgraph_local_info): Remove inline_summary.
4412         * ipa-cp.c: Include ipa-inline.h.
4413         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4414         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4415         accesor.
4416         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4417         (input_overwrite_node): Do not set inline summary.
4418         (input_node): Do not stream inline summary.
4419         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4420         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4421         growth; we do not have inline parameters computed for that anyway.
4422         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4423         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4424         (inline_summary_t): New type and VECtor.
4425         (debug_inline_summary, dump_inline_summaries): Declare.
4426         (inline_summary): Use VOCtor.
4427         (estimate_edge_growth): Kill hack computing call stmt size directly.
4428         * lto-section-in.c (lto_section_name): Add inline section.
4429         * ipa-inline-analysis.c: Include lto-streamer.h
4430         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4431         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4432         (inline_summary_vec): Define.
4433         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4434         dump_inline_summaries): New functions.
4435         (estimate_function_body_sizes): Properly compute size/time of outgoing
4436         calls.
4437         (compute_inline_parameters): Alloc inline_summary; do not compute
4438         size/time of incomming calls.
4439         (estimate_edge_time): Avoid missing time summary hack.
4440         (inline_read_summary): Read inline summary info.
4441         (inline_write_summary): Write inline summary info.
4442         (inline_free_summary): Free all hooks and inline summary vector.
4443         * lto-streamer.h: Add LTO_section_inline_summary section.
4444         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4445         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4446
4447 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4448
4449         * tree-vectorizer.h (vect_strided_store_supported): Add a
4450         HOST_WIDE_INT argument.
4451         (vect_strided_load_supported): Likewise.
4452         (vect_permute_store_chain): Return void.
4453         (vect_transform_strided_load): Likewise.
4454         (vect_permute_load_chain): Delete.
4455         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4456         count argument.  Check that the count is a power of two.
4457         (vect_strided_load_supported): Likewise.
4458         (vect_permute_store_chain): Return void.  Update after above changes.
4459         Assert that the access is supported.
4460         (vect_permute_load_chain): Likewise.
4461         (vect_transform_strided_load): Return void.
4462         * tree-vect-stmts.c (vectorizable_store): Update calls after
4463         above interface changes.
4464         (vectorizable_load): Likewise.
4465         (vect_analyze_stmt): Don't check for strided powers of two here.
4466
4467 2011-04-14  Richard Guenther  <rguenther@suse.de>
4468
4469         PR tree-optimization/48590
4470         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4471         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4472         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4473         BUILT_IN_STACK_SAVE.
4474         * tree-ssa-dce.c (propagate_necessity): Handle
4475         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4476
4477 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4478
4479         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4480         objc_declare_class.
4481
4482 2011-04-14  Richard Guenther  <rguenther@suse.de>
4483
4484         * tree.h (get_object_alignment_1): Declare.
4485         * builtins.c (get_object_alignment_1): Split out worker from ...
4486         (get_object_alignment): ... here.
4487         * fold-const.c (get_pointer_modulus_and_residue): Use
4488         get_object_alignment_1.
4489
4490 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4491
4492         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4493         type parameter.
4494         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4495         parameter.  Generalise code to handle arrays as well as vectors.
4496         (vect_setup_realignment): Update accordingly.
4497         * tree-vect-stmts.c (vectorizable_store): Likewise.
4498         (vectorizable_load): Likewise.
4499
4500 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4501
4502         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4503         within the per-copy loop.
4504
4505 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4506
4507         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4508         in the dump file.
4509
4510 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4511
4512         * doc/options.texi (Negative): Explicitly mention that the
4513         Negative chain must be circular.
4514
4515 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4516
4517         * function.h (block_chainon): Declare.
4518         * function.c (block_chainon): Define.
4519
4520 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4521             Eric Weddington  <eric.weddington@atmel.com>
4522             Georg-Johann Lay  <avr@gjlay.de>
4523
4524         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4525         New Includes
4526         (avr_init_builtins, avr_expand_builtin,
4527         avr_expand_delay_cycles, avr_expand_unop_builtin,
4528         avr_expand_binop_builtin ): New functions.
4529         (avr_builtin_id): New enum
4530         (struct avr_builtin_description): New struct
4531         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4532         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4533
4534         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4535         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4536         UNSPECV_DELAY_CYCLES): new enumeration values
4537         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4538         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4539         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4540         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4541         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4542         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4543         "fmulsu"): New insns
4544
4545         * config/avr/avr-c.c: fix line endings
4546         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4547         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4548         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4549         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4550         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4551
4552         * doc/extend.texi (AVR Built-in Functions): New node
4553         (Target Builtins): Add documentation of AVR
4554         built-in functions.
4555
4556 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4557
4558         PR target/44643
4559         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4560         alone. Error if non-const data has attribute progmem.
4561
4562 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4563
4564         * tree.h (struct tree_constructor): Include tree_typed instead of
4565         tree_common.
4566         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4567         TS_TYPED instead of TS_COMMON.
4568
4569 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4570
4571         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4572         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4573         (sse2_psadbw): Merge with *avx_psadbw.
4574         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4575         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4576         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4577         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4578         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4579         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4580         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4581         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4582         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4583         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4584         (ssse3_palignrti): Merge with *avx_palignrti.
4585
4586 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4587
4588         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4589         * tree-ssanames.c (fini_ssanames): VEC_free it.
4590         (make_ssa_name_fn): Update for VECness of free_ssanames.
4591         (release_ssa_name, release_dead_ssa_names): Likewise.
4592         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4593         tree_common.
4594         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4595         TS_TYPED instead of TS_COMMON.
4596
4597 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4598
4599         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4600         statistics_counter_event.
4601         * tree-ssa-copyrename.c (stats): Define.
4602         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4603         statistics_counter_event.
4604         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4605         (bswap_stats, widen_mul_stats): Define.
4606         (insert_reciprocals): Increment rdivs_inserted.
4607         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4608         rfuncs_inserted.  Add calls to statistics_counter_event.
4609         (execute_cse_sincos_1): Increment inserted.
4610         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4611         statistics_counter_event.
4612         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4613         of bswap_stats.  Add calls to statistics_counter_event.
4614         (convert_mult_to_widen): Increment widen_mults_inserted.
4615         (convert_plusminus_to_widen): Increment maccs_inserted.
4616         (convert_mult_to_fma): Increment fmas_inserted.
4617         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4618         calls to statistics_counter_event.
4619
4620 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4621
4622         PR rtl-optimization/48455
4623         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4624         `temp_costs->mem_cost'.
4625
4626 2011-04-13  Jan Hubicka  <jh@suse.cz>
4627
4628         * ipa-inline.h: New file.
4629         * ipa-inline-analysis.c: New file. Broken out of ...
4630         * ipa-inline.c: ... this file; update toplevel comment;
4631         include ipa-inline.h
4632         (inline_summary): Move to ipa-inline.h
4633         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4634         ipa-inline-analysis.c.
4635         (cgraph_estimate_time_after_inlining): Rename to
4636         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4637         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4638         to estimate_edge_growth.
4639         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4640         rename to estimate_size_after_inlining.
4641         (cgraph_mark_inline_edge): Update for new naming convention.
4642         (cgraph_check_inline_limits): Likewise.
4643         (cgraph_edge_badness): Likewise.
4644         (cgraph_decide_recursive_inlining): Likewise.
4645         (cgraph_decide_inlining_of_small_functions): Likewise.
4646         (cgraph_decide_inlining_incrementally): Likewise.
4647         (cgraph_estimate_growth): Rename to estimate_growth; move to
4648         ipa-inline-analysis.c.
4649         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4650         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4651         (compute_inline_parameters): Likewise.
4652         (compute_inline_parameters_for_current): Likewise.
4653         (pass_inline_parameters): Likewise.
4654         (inline_indirect_intraprocedural_analysis): Likewise.
4655         (analyze_function): Rename to inline_analyze_function; likewise.
4656         (add_new_function): Move to ipa-inline-analysis.c.
4657         (inline_generate_summary): Likewise.
4658         (inline_read_summary): Likewise.
4659         (inline_write_summary): Likewise.
4660         * Makefile.in (ipa-inline-analysis.c): New file.
4661
4662 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4663
4664         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4665         * configure: Regenerate.
4666
4667 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4668
4669         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4670         instead of tree_common.
4671         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4672         Likewise.
4673         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4674         TS_TYPED rather than TS_COMMON.
4675         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4676
4677 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4678
4679         PR target/45263
4680         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4681         r20 around calls of __tablejump_elpm__
4682
4683 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4684
4685         PR middle-end/48591
4686         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4687         NULL.
4688         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4689
4690 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4691
4692         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4693         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4694         (cfi_vec): New typedef.
4695         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4696         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4697         (cie_cfi_vec): New static variable.
4698         (cie_cfi_head): Delete.
4699         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4700         declaration changed. Use vector rather than list operations.
4701         (new_cfi): Don't initialize the dw_cfi_next field.
4702         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4703         rather than list operations.
4704         (lookup_cfa): Use vector rather than list operations.
4705         (output_cfis): New argument upto. Accept a cfi_vec rather than
4706         a dw_cfi_ref list head as argument. All callers changed.
4707         Iterate over the vector using upto as a maximum index.
4708         (output_all_cfis): New static function.
4709         (output_fde): Use vector rather than list operations. Use the
4710         new upto argument for output_cfis rather than manipulating a
4711         list.
4712         (dwarf2out_begin_prologue): Change initializations to match
4713         new struct members.
4714         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4715         from the vector length rather than searching for the end of a list.
4716         Use output_all_cfis.
4717         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4718
4719 2011-04-13  Nick Clifton  <nickc@redhat.com>
4720
4721         * config/rx/rx.md (movmemsi): Do not use this pattern when
4722         volatile pointers are involved.
4723
4724 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4725
4726         * config/i386/sse.md (pinsrbits): Remove.
4727         (sse2_packsswb): Merge with *avx_packsswb.
4728         (sse2_packssdw): Merge with *avx_packssdw.
4729         (sse2_packuswb): Merge with *avx_packuswb.
4730         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4731         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4732         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4733         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4734         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4735         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4736         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4737         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4738         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4739         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4740         (sse2_loadld): Merge with *avx_loadld.
4741         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4742         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4743         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4744         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4745         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4746
4747 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4748
4749         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4750         calling TREE_CHAIN.
4751         * print-tree.c (print_node): Likewise.
4752         * tree-inline.c (copy_tree_r): Likewise.
4753         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4754         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4755         instead of TS_COMMON.
4756         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4757         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4758         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4759         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4760         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4761         ...and these...
4762         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4763         * tree.h: ...here.
4764         (TREE_CHAIN): Check for a TS_COMMON structure.
4765         (TREE_TYPE): Check for a TS_TYPED structure.
4766
4767 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
4768
4769         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4770         cgraph_get_create_node instead of cgraph_node.
4771
4772 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4773
4774         * c-parser.c (c_parser_initelt): Updated call to
4775         objc_build_message_expr.
4776         (c_parser_postfix_expression): Likewise.
4777
4778 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4779
4780         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4781         MASK_MS_BITFIELD_LAYOUT bit.
4782
4783 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4784
4785         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4786         assert it is always true.
4787         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4788         moves.
4789
4790 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4791
4792         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4793         compiling Objective-C to be more efficient.
4794
4795 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4796
4797         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4798         argv_copied.
4799
4800 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4801
4802         * recog.h, genoutput.c, optabs.c: Revert last patch.
4803
4804 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4805
4806         PR target/48090
4807         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4808
4809 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4810
4811         * recog.h (insn_operand_data): Add an "allows_mem" field.
4812         * genoutput.c (output_operand_data): Initialize it.
4813         * optabs.c (maybe_legitimize_operand_same_code): New function.
4814         (maybe_legitimize_operand): Use it when matching the original
4815         op->value.
4816
4817 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4818
4819         * genpreds.c (process_define_predicate): Move most processing
4820         to gensupport.c.  Continue to validate the expression.
4821         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
4822         (process_define_predicate): Move processing to gensupport.c.
4823         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
4824         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
4825         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
4826         argument.
4827         (valid_predicate_name_p): New function, split out from old
4828         genpreds.c:process_define_predicate.
4829         (process_define_predicate): New function, combining code from
4830         old genpreds.c and genrecog.c functions.
4831         (process_rtx): Call it for DEFINE_PREDICATE and
4832         DEFINE_SPECIAL_PREDICATE.
4833
4834 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4835
4836         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
4837         size of a '%A' memory reference.
4838         (T_DREG, T_QREG): New neon_builtin_type_bits.
4839         (arm_init_neon_builtins): Assert that the load and store operands
4840         are neon_struct_operands.
4841         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
4842         (NEON_ARG_MEMORY): New builtin_arg.
4843         (neon_dereference_pointer): New function.
4844         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
4845         Handle NEON_ARG_MEMORY.
4846         (arm_expand_neon_builtin): Update after above interface changes.
4847         Use NEON_ARG_MEMORY for loads and stores.
4848         * config/arm/predicates.md (neon_struct_operand): New predicate.
4849         * config/arm/iterators.md (V_two_elem): Tweak formatting.
4850         (V_three_elem): Use BLKmode for accesses that have no associated mode.
4851         (V_four_elem): Tweak formatting.
4852         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
4853         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
4854         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
4855         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
4856         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
4857         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
4858         (neon_vst4<mode>): Replace pointer operand with a memory operand.
4859         Use %A in the output template.
4860         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
4861         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
4862         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
4863         the width of the memory access.  Remove post-increment.
4864         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
4865
4866 2011-04-12  Nick Clifton  <nickc@redhat.com>
4867
4868         * config/v850/v850.c (expand_prologue): Do not use the CALLT
4869         instruction for interrupt handlers if the target is the basic V850
4870         architecture.
4871         (expand_epilogue): Likewise.
4872
4873 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4874
4875         PR rtl-optimization/48549
4876         * combine.c (propagate_for_debug): Also stop after BB_END of
4877         this_basic_block.  Process LAST and just stop processing after it.
4878         (combine_instructions): If last_combined_insn has been deleted,
4879         set last_combined_insn to its PREV_INSN.
4880
4881 2011-04-12  Richard Guenther  <rguenther@suse.de>
4882
4883         PR tree-optimization/46076
4884         * gimple.h (struct gimple_statement_call): Add fntype field.
4885         (gimple_call_fntype): Adjust.
4886         (gimple_call_set_fntype): New function.
4887         * gimple.c (gimple_build_call_1): Set the call function type.
4888         * gimplify.c (gimplify_call_expr): Preserve the function
4889         type the frontend used for the call.
4890         (gimplify_modify_expr): Likewise.
4891         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
4892         function type.
4893         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
4894         function type.
4895         * tree-ssa.c (useless_type_conversion_p): Function pointer
4896         conversions are useless.
4897
4898 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4899
4900         * cgraph.h (cgraph_node): Remove function declaration.
4901         (cgraph_create_node): Declare.
4902         (cgraph_get_create_node): Likewise.
4903         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
4904         Updated all callers.
4905         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
4906         the decl does not already exist.  Call cgraph_get_create_node instead
4907         of cgraph_node.
4908         (cgraph_get_create_node): New function.
4909         (cgraph_same_body_alias): Update comment.
4910         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
4911         assert it does not return NULL.
4912         (cgraph_update_edges_for_call_stmt): Likewise.
4913         (cgraph_clone_edge): Likewise.
4914         (cgraph_create_virtual_clone): Likewise.
4915         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4916         instead of cgraph_node.
4917         (cgraph_add_new_function): Call cgraph_create_node or
4918         cgraph_get_create_node instead of cgraph_node.
4919         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4920         instead of cgraph_node.
4921         (record_eh_tables): Likewise.
4922         (mark_address): Likewise.
4923         (mark_load): Likewise.
4924         (build_cgraph_edges): Call cgraph_get_create_node instead
4925         of cgraph_node.
4926         (rebuild_cgraph_edges): Likewise.
4927         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4928         instead of cgraph_node.
4929         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4930         cgraph_node.
4931         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4932         cgraph_create_node instead of cgraph_node.
4933         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4934         of cgraph_node.
4935         * lto-cgraph.c (input_node): Likewise.
4936         * lto-streamer-in.c (input_function): Likewise.
4937         * varasm.c (mark_decl_referenced): Likewise.
4938         (assemble_alias): Likewise.
4939
4940 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4941
4942         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4943         instead of cgraph_node and assert it does not return NULL.
4944         * lto-streamer-in.c (lto_read_body): Likewise.
4945         * omp-low.c (new_omp_context): Likewise.
4946         (create_task_copyfn): Likewise.
4947         * tree-emutls.c (lower_emutls_function_body): Likewise.
4948         * matrix-reorg.c (transform_allocation_sites): Likewise.
4949
4950 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4951
4952         PR c/48552
4953         * c-typeck.c (build_asm_expr): Error out on attempts to use
4954         void type outputs or inputs for constraints that allow reg or
4955         don't allow memory.
4956
4957 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4958             Richard Earnshaw  <rearnsha@arm.com>
4959
4960         PR target/48250
4961         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4962         to use sign-magnitude offsets. Reject unsupported unaligned
4963         cases. Add detailed description in comments.
4964         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4965         condition from TARGET_32BIT to TARGET_ARM.
4966
4967 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4968
4969         * tree.h (struct typed_tree): New.
4970         (struct tree_common): Include it instead of tree_base.
4971         (TREE_TYPE): Update for new location of type field.
4972         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4973         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4974         (union tree_node): Add typed field.
4975         * treestruct.def (TS_TYPED): New.
4976         * lto-streamer.c (check_handled_ts_structures): Handle it.
4977         * tree.c (MARK_TS_TYPED): New macro.
4978         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4979
4980 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4981
4982         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4983         (force_nonfallthru): Do not alter the loop nest if no basic block
4984         was created.
4985
4986 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4987
4988         * config/i386/sse.md (VI): New mode iterator.
4989         (SSEMODEI): Remove.
4990         (AVX256MODEI): Ditto.
4991         (AVXMODEF4P): Ditto.
4992         (avxvecpsmode): Ditto.
4993         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4994         (sse2_andnot<mode>3): New expander.
4995         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4996         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4997         (<any_logic:code><mode>3): Use VI mode iterator.
4998         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4999         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
5000         (*andnottf3): Handle AVX three-operand constraints.
5001         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
5002
5003 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5004             Robert Millan  <rmh@gnu.org>
5005
5006         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
5007         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
5008         GNU_USER_DYNAMIC_LINKER64): Define.
5009         (REG_NAME): Don't undefine.
5010         (MD_UNWIND_SUPPORT): Undefine.
5011         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
5012         (REG_NAME): Don't undefine.
5013         (MD_UNWIND_SUPPORT): Undefine.
5014         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
5015
5016 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5017
5018         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
5019         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
5020
5021 2011-04-11  Xinliang David Li  <davidxl@google.com>
5022
5023         * value-profile.c (check_ic_target): New function.
5024         (gimple_ic_transform): Sanity check indirect call target.
5025         * gimple-low.c (gimple_check_call_args): Interface change.
5026         (gimple_check_call_matching_types): New function.
5027         * tree-inline.c (tree_can_inline_p): Call new function.
5028
5029 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
5030
5031         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
5032         tree-pretty-print.h & realmpfr.h.
5033
5034 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
5035
5036         PR middle-end/48464
5037         * ira.c (setup_pressure_classes): Fix typo in loop condition.
5038         (setup_allocno_and_important_classes): Ditto.
5039
5040 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5041
5042         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
5043         GNU_USER_DYNAMIC_LINKER.
5044         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
5045         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5046         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
5047         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5048         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5049         GNU_USER_TARGET_OS_CPP_BUILTINS.
5050         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
5051         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5052         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5053         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5054         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
5055         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5056         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5057         GNU_USER_TARGET_OS_CPP_BUILTINS.
5058         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5059         GNU_USER_DYNAMIC_LINKER.
5060         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5061         GNU_USER_TARGET_OS_CPP_BUILTINS.
5062         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
5063         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5064         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
5065         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5066         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
5067         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
5068         GNU_USER_DYNAMIC_LINKER64): Remove.
5069         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
5070         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5071         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5072         GNU_USER_DYNAMIC_LINKER.
5073         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5074         GNU_USER_TARGET_OS_CPP_BUILTINS.
5075         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5076         GNU_USER_TARGET_OS_CPP_BUILTINS.
5077         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
5078         to GNU_USER_TARGET_OS_CPP_BUILTINS.
5079         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
5080         GNU_USER_TARGET_OS_CPP_BUILTINS.
5081         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
5082         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
5083         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5084         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
5085         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5086         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5087         GNU_USER_DYNAMIC_LINKER.
5088         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
5089         GNU_USER_TARGET_OS_CPP_BUILTINS.
5090         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
5091         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5092         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5093         GNU_USER_DYNAMIC_LINKER.
5094         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5095         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5096         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
5097         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5098         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5099         GNU_USER_DYNAMIC_LINKER.
5100         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
5101         GNU_USER_DYNAMIC_LINKERN32.
5102         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
5103         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
5104         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
5105         GNU_USER_DYNAMIC_LINKER32.
5106         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
5107         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5108         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5109         GNU_USER_DYNAMIC_LINKER.
5110         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
5111         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5112         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
5113         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5114         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5115         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
5116         GNU_USER_DYNAMIC_LINKER32.
5117         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
5118         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
5119         GNU_USER_DYNAMIC_LINKER.
5120         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
5121         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5122         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5123         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
5124         GNU_USER_DYNAMIC_LINKER64.
5125         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
5126         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5127         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5128         GNU_USER_DYNAMIC_LINKER.
5129         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
5130         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5131         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
5132         GNU_USER_DYNAMIC_LINKER.
5133         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
5134         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5135         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
5136         GNU_USER_DYNAMIC_LINKER32.
5137         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5138         GNU_USER_DYNAMIC_LINKER64.
5139         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
5140         GNU_USER_DYNAMIC_LINKER64.
5141         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
5142         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5143         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
5144         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
5145         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
5146
5147 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5148
5149         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
5150         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
5151         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
5152         GNU_USER_DYNAMIC_LINKER.
5153         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5154         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
5155         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
5156         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
5157         GNU_USER_DYNAMIC_LINKER64.
5158         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
5159         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
5160         GNU_USER_LINK_EMULATION.
5161         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
5162         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
5163         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
5164         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
5165         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
5166         CPP_SPEC, CC1_SPEC): Remove.
5167         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
5168         (GNU_USER_DYNAMIC_LINKER): Define.
5169         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
5170         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
5171         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
5172         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
5173         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
5174         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
5175         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5176         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
5177         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
5178         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
5179         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
5180         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
5181         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
5182         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
5183         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
5184         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
5185         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5186         GNU_USER_DYNAMIC_LINKER.
5187         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5188         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5189         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5190         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5191         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
5192         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
5193         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
5194         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
5195         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
5196         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
5197
5198 2011-04-11  Kai Tietz  <ktietz@redhat.com>
5199
5200         PR target/9601
5201         PR target/11772
5202         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
5203         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
5204         comment.
5205         (ix86_is_msabi_thiscall): Removed.
5206         (ix86_is_type_thiscall): Likewise.
5207         (ix86_get_callcvt): New function.
5208         (ix86_comp_type_attributes): Simplify check.
5209         (ix86_function_regparm): Use ix86_get_callcvt for calling
5210         convention attribute checks.
5211         (ix86_return_pops_args): Likewise.
5212         (ix86_static_chain): Likewise.
5213         (x86_this_parameter): Likewise.
5214         (x86_output_mi_thunk): Likewise.
5215         (ix86_function_type_abi): Optimize check for types without attributes.
5216         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
5217         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
5218         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
5219         by flag-values.
5220         (IX86_BASE_CALLCVT): Helper macro.
5221         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
5222         Use ix86_get_callcvt for calling convention attribute checks and avoid
5223         symbol-decoration for stdcall in TARGET_RTD case.
5224         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5225         Likewise.
5226         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
5227         for declaration.
5228
5229 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
5230
5231         * config/i386/sse.md (VI_128): New mode iterator.
5232         (VI12_128): Rename from SSEMODE12.
5233         (VI14_128): Rename from SSEMODE14.
5234         (VI124_128): New mode iterator.
5235         (VI24_128): Rename from SSEMODE248.
5236         (VI248_128): Rename from SSEMODE248.
5237         (SSEMODE124C8): Remove.
5238         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5239         (*sse2_<plusminus_insn><mode>3): Merge with
5240         *avx_<plusminus_insn><mode>3.
5241         (*mulv8hi3): Merge with *avx_mulv8hi3.
5242         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
5243         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
5244         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
5245         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
5246         (ashr<mode>3): Merge with *avx_ashr<mode>3.
5247         (lshr<mode>3): Merge with *avx_lshr<mode>3.
5248         (ashl<mode>3): Merge with *avx_ashl<mode>3.
5249         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
5250         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
5251         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5252         (*<smaxmin:code>v8hi3): Ditto.
5253         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
5254         (*<smaxmin:code>v16qi3): Ditto.
5255         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
5256         (*sse2_eq<mode>3): Ditto.
5257         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
5258         (*sse2_gt<mode>3): Ditto.
5259         (vcondv2di): Split out of vcond<mode>.
5260         (vconduv2di): Split out of vcondu<mode>.
5261
5262 2011-04-11  Richard Guenther  <rguenther@suse.de>
5263
5264         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
5265         before calling tree_low_cst.
5266
5267 2011-04-11  Richard Guenther  <rguenther@suse.de>
5268
5269         * stor-layout.c (layout_type): Compute all array index size operations
5270         in the original type.
5271         (initialize_sizetypes): Add comment.
5272         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
5273
5274 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
5275
5276         * common.opt (Tbss=, Tdata=, Ttext=): New options.
5277
5278 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5279
5280         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
5281         of cgraph_node, handle NULL return value.
5282         (cgraph_global_info): Likewise.
5283         (cgraph_rtl_info): Likewise.
5284         * tree-inline.c (estimate_num_insns): Likewise.
5285         * gimplify.c (unshare_body): Likewise.
5286         (unvisit_body): Likewise.
5287         (gimplify_body): Likewise.
5288         * predict.c (optimize_function_for_size_p): Likewise.
5289         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
5290         (call_may_clobber_ref_p_1): Likewise.
5291         * varasm.c (function_section_1): Likewise.
5292         (assemble_start_function): Likewise.
5293
5294 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5295
5296         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
5297         of cgraph_node.
5298         * final.c (rest_of_clean_state): Likewise.
5299         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
5300         * passes.c (pass_init_dump_file): Likewise.
5301         (execute_all_ipa_transforms): Likewise.
5302         (function_called_by_processed_nodes_p): Likewise.
5303         * predict.c (maybe_hot_frequency_p): Likewise.
5304         (probably_never_executed_bb_p): Likewise.
5305         (compute_function_frequency): Likewise.
5306         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
5307         (unnest_nesting_tree_1): Likewise.
5308         (lower_nested_functions): Likewise.
5309         * tree-optimize.c (execute_fixup_cfg): Likewise.
5310         (tree_rest_of_compilation): Likewise.
5311         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
5312         * tree-sra.c (ipa_early_sra): Likewise.
5313         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
5314         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
5315         * ipa.c (record_cdtor_fn): Likewise.
5316         * ipa-inline.c (cgraph_early_inlining): Likewise.
5317         (compute_inline_parameters_for_current): Likewise.
5318         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
5319         * ipa-pure-const.c (local_pure_const): Likewise.
5320         * ipa-split.c (split_function): Likewise.
5321         (execute_split_functions): Likewise.
5322         * cgraphbuild.c (build_cgraph_edges): Likewise.
5323         (rebuild_cgraph_edges): Likewise.
5324         (cgraph_rebuild_references): Likewise.
5325         (remove_cgraph_callee_edges): Likewise.
5326         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
5327         (verify_cgraph_node): Likewise.
5328         (cgraph_analyze_functions): Likewise.
5329         (cgraph_preserve_function_body_p): Likewise.
5330         (save_inline_function_body): Likewise.
5331         (save_inline_function_body): Likewise.
5332         * tree-inline.c (copy_bb): Likewise.
5333         (optimize_inline_calls): Likewise.
5334
5335 2011-04-11  Martin Jambor  <mjambor@suse.cz>
5336
5337         PR tree-optimization/48195
5338         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
5339         ipa_check_create_edge_args.
5340         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
5341         ipa_check_create_edge_args.
5342         * ipa-inline.c (inline_generate_summary): Do not call
5343         ipa_check_create_node_params and ipa_check_create_edge_args.
5344         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
5345         ipa_check_create_edge_args.
5346
5347 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
5348
5349         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
5350         instead of loop.
5351         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5352         * function.c (record_hard_reg_sets): Likewise.
5353         * ira.c (compute_regs_asm_clobbered): Likewise.
5354         * sched-deps.c (sched_analyze_1): Likewise.
5355         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
5356
5357 2011-04-09  Xinliang David Li  <davidxl@google.com>
5358
5359         PR tree-optimization/PR48484
5360         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
5361         has_valid_pred lazily
5362
5363 2011-04-09  Duncan Sands  <baldrick@free.fr>
5364
5365         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5366
5367 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5368
5369         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5370         cost of I0 to zero at the end, if any.
5371
5372 2011-04-08  Xinliang David Li  <davidxl@google.com>
5373
5374         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5375         to insane profile data.
5376
5377 2011-04-08  Xinliang David Li  <davidxl@google.com>
5378
5379         * ipa-cp.c (ipcp_update_profiling): Correct
5380          negative scale factor due to insane profile data.
5381
5382 2011-04-08  Xinliang David Li  <davidxl@google.com>
5383
5384         * final.c (dump_basic_block_info): New function.
5385         (final): Dump basic block.
5386         (final_scan_insn): Remove old dump.
5387
5388 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5389
5390         PR target/47829
5391         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5392         crtbegin/crtend.
5393
5394 2011-04-08  Michael Matz  <matz@suse.de>
5395
5396         PR middle-end/48389
5397         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5398         functions.
5399         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5400         * rtl.h (rebuild_jump_labels_chain): Declare.
5401         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5402         insns inserted on edges.
5403
5404 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5405
5406         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5407         * config/arm/arm-arches.def: New.
5408         * config/arm/arm-opts.h: New.
5409         * config/arm/genopt.sh: New.
5410         * config/arm/arm-tables.opt: New (generated).
5411         * config/arm/arm.c (arm_handle_option, arm_target_help,
5412         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5413         (all_architectures): Get most table contents from arm-arches.def.
5414         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5415         arm_selected_tune here.
5416         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5417         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5418         (march=, mcpu=, mtune=): Use Enum and Var.
5419         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5420         (arm.o): Update dependencies.
5421
5422 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5423
5424         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5425         of header_file.
5426         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5427         (write_typed_alloc_defns): Likewise.
5428         (main): Calls write_typed_alloc_defns with output_header.
5429
5430 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5431
5432         PR inline-asm/48435
5433         * ira-color.c (setup_profitable_hard_regs): Add comments.
5434         Don't take prohibited hard regs into account.
5435         (setup_conflict_profitable_regs): Rename to
5436         get_conflict_profitable_regs.
5437         (check_hard_reg_p): Check prohibited hard regs.
5438
5439 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5440
5441         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5442         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5443         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5444
5445 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5446
5447         PR target/48366
5448         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5449         move from floating point to shift amount register.
5450         (emit_move_sequence): Remove secondary reload support for floating
5451         point to shift amount amount register copies.
5452         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5453         amount register copies.
5454         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5455         register, return false if mode isn't a scalar integer mode.
5456         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5457
5458 2011-04-08  Richard Guenther  <rguenther@suse.de>
5459
5460         * gimple.c (gimple_call_flags): Remove kludge.
5461
5462 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5463
5464         * sel-sched.c (sel_region_init): Move call to
5465         sel_setup_region_sched_flags after setup_current_loop_nest.
5466
5467 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5468
5469         PR rtl-optimization/48272
5470         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5471         init_insn_reg_pressure_info.  Adjust a caller.
5472         * sched-int.h (init_insn_reg_pressure_info): Declare.
5473         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5474         when sched-pressure is enabled.
5475
5476 2011-04-08  Richard Guenther  <rguenther@suse.de>
5477
5478         * gimple.c (gimple_set_modified): Do not queue calls to
5479         MODIFIED_NORETURN_CALLS here ...
5480         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5481
5482 2011-04-08  Richard Guenther  <rguenther@suse.de>
5483
5484         PR lto/48467
5485         * toplev.c (lang_dependent_init): Do not open asm_out_file
5486         in WPA mode, nor perform debug machinery initialization.
5487         (finalize): Do not unlink asm_out_file in WPA mode.
5488
5489 2011-04-08  Richard Guenther  <rguenther@suse.de>
5490
5491         * gimple.h (gimple_call_fntype): New function.
5492         (gimple_call_return_type): Use it.
5493         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5494         * gimple-low.c (gimple_check_call_args): Likewise.
5495         * gimple.c (gimple_call_flags): Likewise.
5496         (gimple_call_arg_flags): Likewise.
5497         (gimple_call_return_flags): Likewise.
5498         * tree-cfg.c (verify_gimple_call): Likewise.
5499         (do_warn_unused_result): Likewise.
5500         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5501         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5502
5503 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5504
5505         PR rtl-optimization/48235
5506         * sel-sched.c (code_motion_process_successors): Recompute the last
5507         insn in basic block if control flow changed.
5508         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5509         Update condition for ilist_remove.
5510
5511 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5512
5513         PR rtl-optimization/48302
5514         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5515         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5516         it to record added preheader blocks.
5517         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5518         on to sel_add_loop_preheaders.
5519         (sel_region_init): Move call to setup_current_loop_nest after
5520         sel_init_bbs.
5521
5522 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5523
5524         PR target/48273
5525         * cfgloop.h (loop_has_exit_edges): New helper.
5526         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5527         non-clonable.
5528         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5529         that have no exit edges.
5530
5531 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5532
5533         PR rtl-optimization/48442
5534         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5535         all callers.  Adjust assert.
5536
5537 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5538
5539         PR tree-optimization/48377
5540         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5541         is_packed to true even for types with smaller TYPE_ALIGN than
5542         TYPE_SIZE.
5543
5544 2011-04-08  Richard Guenther  <rguenther@suse.de>
5545
5546         PR bootstrap/48513
5547         * doc/tm.texi: Re-generate.
5548
5549 2011-04-08  Wei Guozhi  <carrot@google.com>
5550
5551         PR target/47855
5552         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5553         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5554         * config/arm/arm.md (*push_multi): Change the length computation to
5555         call a C function.
5556
5557 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5558
5559         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5560         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5561         * doc/tm.texi: Regenerate.
5562         * system.h (ASM_OUTPUT_BSS): Poison.
5563         * varasm.c (asm_output_bss): Remove function.
5564         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5565
5566         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5567         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5568         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5569         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5570         Likewise.
5571         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5572         Likewise.
5573         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5574         Likewise.
5575         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5576
5577 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5578
5579         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5580         EnumValue lines.
5581
5582 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5583
5584         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5585         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5586         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5587         OPT_mcpu32.
5588         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5589         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5590         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5591         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5592         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5593         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5594         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5595         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5596         options.  Don't map other m68k options manually.  Don't handle
5597         old-style options as canonical.
5598         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5599         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5600
5601 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5602
5603         * basic-block.h (force_nonfallthru): Move to...
5604         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5605         (force_nonfallthru): ...here.
5606         * cfghooks.c (force_nonfallthru): New function.
5607         * cfgrtl.c (force_nonfallthru): Rename into...
5608         (rtl_force_nonfallthru): ...this.
5609         (commit_one_edge_insertion): Do not set AUX field.
5610         (commit_edge_insertions): Do not discover new basic blocks.
5611         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5612         (cfg_layout_rtl_cfg_hooks): Likewise.
5613         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5614         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5615         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5616
5617 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5618
5619         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5620         Remove macros.
5621
5622 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5623
5624         * config/i386/sse.md: Update copyright year.
5625         (avxcvtvecmode): Remove.
5626         (sse_movhlps): Merge with *avx_movhlps.
5627         (sse_movlhps): Merge with *avx_movlhps.
5628         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5629         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5630         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5631         (sse_loadhps): Merge with *avx_loadhps.
5632         (sse_storelps): Merge with *avx_storelps.
5633         (sse_loadlps): Merge with *avx_loadlps.
5634         (sse_movss): Merge with *avx_movss.
5635         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5636         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5637         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5638         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5639         (vec_set<mode>_0): Ditto.
5640         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5641         (sse4_1_insertps): Merge with *avx_insertps.
5642         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5643         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5644         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5645         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5646         (sse2_storehpd): Merge with *avx_storehpd.
5647         (sse2_loadhpd): Merge with *avx_loadhpd.
5648         (sse2_loadlpd): Merge with *avx_loadlpd.
5649         (sse2_movsd): Merge with *avx_movsd.
5650         (*vec_concatv2df): Merge with *vec_concatv2df.
5651
5652 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5653
5654         PR debug/48343
5655         * combine.c (combine_instructions): Add last_combined_insn,
5656         update it if insn is after it, pass it to all try_combine calls.
5657         (try_combine): Add last_combined_insn parameter, pass it instead of
5658         i3 to propagate_for_debug.
5659
5660 2011-04-07  Nick Clifton  <nickc@redhat.com>
5661
5662         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5663         to handle MDR <-> data register transfers.
5664         (movhi_internal): Likewise.
5665
5666 2011-04-07  Alan Modra  <amodra@gmail.com>
5667
5668         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5669         previous stack info.
5670
5671 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5672
5673         PR target/43920
5674         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5675         flow_find_cross_jump.  Swap variables to implement backward replacement.
5676         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5677
5678 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5679
5680         PR target/43920
5681         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5682         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5683         and bb2.
5684         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5685         src1 or src2.  Redirect edges to the last basic block.  Update
5686         frequency and count on multiple basic blocks in case of fallthru.
5687
5688 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5689
5690         PR target/43920
5691         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5692         function.
5693         (old_insns_match_p): Change return type.  Replace return false/true
5694         with return dir_none/dir_both.  Use can_replace_by.
5695         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5696         direction from dir_p.  Register replacement direction in dir, last_dir
5697         and afterlast_dir.  Handle new return type of old_insns_match_p using
5698         merge_dir.  Return replacement direction in dir_p.
5699         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5700         return type of old_insns_match_p.
5701         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5702         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5703         flow_find_cross_jump.
5704         * basic-block.h (enum replace_direction): New type.
5705         (flow_find_cross_jump): Add parameter to declaration.
5706
5707 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5708
5709         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5710         (AVXMODEDCVTPS2DQ): Ditto.
5711         (VEC_FLOAT_MODE): Ditto.
5712         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5713         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5714         (<any_logic:code><mode>3): Use VF mode iterator.
5715         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5716         Use VF mode iterator.
5717         (copysign<mode>3): Use VF mode iterator.
5718         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5719         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5720         (*<any_logic:code><MODEF:mode>3): Merge with
5721         *avx_<any_logic:code><MODEF:mode>3.
5722         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5723         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5724         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5725         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5726         (sse2_cvtdq2ps): Use %v modifier.
5727         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5728         (avx_cvtps2dq<avxmodesuffix>): Remove.
5729         (sse2_cvtps2dq): Use %v modifier.
5730         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5731         (avx_cvttps2dq<avxmodesuffix>): Remove.
5732         (sse2_cvttps2dq): Use %v modifier.
5733         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5734         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5735         (sse2_cvtsd2siq): Fix insn template.
5736         (sse2_cvtsd2siq_2): Ditto.
5737         (sse2_cvttsd2siq): Ditto.
5738         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5739         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5740
5741 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5742
5743         * gcov-io.c: Use GCC Runtime Library Exception.
5744
5745 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5746
5747         PR debug/48466
5748         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5749         as base_reg whatever register reg has been eliminated to, instead
5750         of hardcoding STACK_POINTER_REGNUM.
5751
5752 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5753
5754         * doc/tm.texi.in: Document C target hooks as separate from general
5755         target hooks.
5756         * doc/tm.texi: Regenerate.
5757         * genhooks.c (struct hook_desc): Add docname field.
5758         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5759         docname field.
5760         (hook_array): Include c-target.def.
5761         (emit_documentation): Use docname field in output.
5762         (emit_init_macros): Take docname argument.  Only emit definitions
5763         for hooks matching docname.
5764         (main): Expect additional arguments in all cases.  Pass argument
5765         to emit_init_macros.
5766         * target.def: Move initial macro definitions and comments to
5767         target-hooks-macros.h.
5768         (gcc_targetcm): Move to c-family/c-target.def.
5769         * target.h (targetcm): Move declaration to c-family/c-target.h.
5770         * targhooks.c (default_handle_c_option): Move to
5771         c-family/c-opts.c.
5772         * targhooks.h (default_handle_c_option): Move declaration to
5773         c-family/c-common.h.
5774         * target-hooks-macros.h: New file.
5775         * config.gcc (target_has_targetcm): Define and use to add to
5776         c_target_objs and cxx_target_objs.
5777         * config/default-c.c: New file.
5778         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5779         of target.h and target-def.h.
5780         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5781         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5782         darwin_check_cfstring_format_arg): Make static.
5783         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5784         TARGET_STRING_OBJECT_REF_TYPE_P,
5785         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5786         * config/darwin-protos.h (darwin_objc_construct_string,
5787         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5788         declare.
5789         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5790         TARGET_STRING_OBJECT_REF_TYPE_P,
5791         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5792         * config/t-darwin (darwin-c.o): Update dependencies.
5793         * system.h (TARGET_HAS_TARGETCM): Poison.
5794         * Makefile.in (TARGET_H): Update.
5795         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5796         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5797         (default-c.o): New target.
5798         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5799         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5800         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5801         c-target.def.
5802         (build/genhooks.o): Update dependencies.
5803
5804 2011-04-06  Richard Guenther  <rguenther@suse.de>
5805
5806         * ipa-inline.c (enum inlining_mode): Remove.
5807         (cgraph_flatten): Use some other token.
5808         (cgraph_edge_early_inlinable_p): New function, split out from ...
5809         (cgraph_perform_always_inlining): New function, split out from ...
5810         (cgraph_decide_inlining_incrementally): ... here.
5811         (cgraph_mark_inline_edge): Adjust.
5812         (cgraph_early_inlining): Re-structure.
5813         (pass_early_inline): Require SSA form.
5814
5815 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
5816             Julian Brown  <julian@codesourcery.com>
5817             Mark Shinwell  <shinwell@codesourcery.com>
5818
5819         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
5820         LO_REGS only for Thumb-1.
5821         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
5822         be used in short instructions when optimising for size on Thumb-2.
5823
5824 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5825
5826         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
5827         associated with user returns to be preserved.
5828
5829 2011-04-06  Tristan Gingold  <gingold@adacore.com>
5830
5831         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
5832         symbol_queue_size, DBXOUT_DECR_NESTING,
5833         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
5834         if XCOFF_DEBUGGING_INFO.
5835
5836 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5837
5838         * config/i386/i386.md (attribute isa): New.
5839         (attribute enabled): New.
5840         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
5841         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
5842         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
5843         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
5844         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
5845         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5846         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
5847         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
5848
5849         * config/i386/sse.md (VF): New mode iterator.
5850         (VF1): Ditto.
5851         (VF2): Ditto.
5852         (VF_128): Ditto.
5853         (SSEMODEF4): Remove.
5854         (attribute sse): Handle V8SF and V4DF modes.
5855         (<absneg:code><mode>2): Use VF mode iterator.
5856         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
5857         mode iterator.
5858         (<plusminus_insn><mode>3): Use VF mode iterator.
5859         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5860         Use VF mode iterator.
5861         (<sse>_vm<plusminus_insn><mode>3): Merge with
5862         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
5863         (mul<mode>3): Use VF mode iterator.
5864         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
5865         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
5866         mode iterator.
5867         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
5868         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
5869         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
5870         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
5871         mode iterator.
5872         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
5873         Use VF1 mode iterator.
5874         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
5875         (sqrt<VF2:mode>2): New expander.
5876         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
5877         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
5878         and sqrtv2df2.  Use VF mode iterator.
5879         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
5880         mode iterator.
5881         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
5882         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
5883         Use VF1 mode iterator.
5884         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
5885         (<smaxmin:code><mode>3): Use VF mode iterator.
5886         (*<smaxmin:code><mode>3_finite): Merge with
5887         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
5888         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5889         (<sse>_vm<smaxmin:code><mode>2): Merge with
5890         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
5891         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
5892         mode iterator.
5893         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
5894         mode iterator.
5895         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
5896         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
5897         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
5898         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
5899         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
5900         VF mode iterator.
5901         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
5902         Use VF_128 mode iterator.
5903         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
5904         mode iterator.
5905         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
5906         VF_128 mode iterator.
5907         (vcond<mode>): Use VF mode iterator.
5908         * config/i386/predicates.md (sse_comparison_operator): Merge with
5909         avx_comparison_float_operator.  Do not declare as special_predicate.
5910         * config/i386/i386.c (struct builtin_description): Update for renamed
5911         compare patterns.
5912         (ix86_expand_args_builtin): Ditto.
5913         (ix86_expand_sse_compare_mask): Ditto.
5914
5915 2011-04-06  Richard Guenther  <rguenther@suse.de>
5916
5917         * tree-inline.c (estimate_num_insns): For calls simply account
5918         for all passed arguments and a used return value.
5919
5920 2011-04-06  Richard Guenther  <rguenther@suse.de>
5921
5922         PR tree-optimization/47663
5923         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5924         call_stmt_time fields.
5925         (cgraph_edge_inlinable_p): Declare.
5926         (cgraph_edge_recursive_p): New inline function.
5927         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5928         (cgraph_clone_edge): Copy it.
5929         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5930         Account for call stmt time.
5931         (cgraph_estimate_time_after_inlining): Take edge argument.
5932         (cgraph_estimate_edge_growth): Account call stmt size.
5933         (cgraph_estimate_size_after_inlining): Take edge argument.
5934         (cgraph_mark_inline_edge): Adjust.
5935         (cgraph_check_inline_limits): Likewise.
5936         (cgraph_recursive_inlining_p): Remove.
5937         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5938         (cgraph_decide_recursive_inlining): Take edge argument and
5939         adjust.
5940         (cgraph_decide_inlining_of_small_functions): Do not avoid
5941         diags for recursive inlining here.
5942         (cgraph_flatten): Adjust.
5943         (cgraph_decide_inlining_incrementally): Likewise.
5944         (estimate_function_body_sizes): Remove call cost handling.
5945         (compute_inline_parameters): Initialize caller edge call costs.
5946         (cgraph_estimate_edge_growth): New function.
5947         (cgraph_estimate_growth): Use it.
5948         (cgraph_edge_badness): Likewise.
5949         (cgraph_check_inline_limits): Take an edge argument.
5950         (cgraph_decide_inlining_of_small_functions): Adjust.
5951         (cgraph_decide_inlining): Likewise.
5952         * tree-inline.c (estimate_num_insns): Only account for call
5953         return value if it is used.
5954         (expand_call_inline): Avoid diagnostics on recursive inline
5955         functions here.
5956         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5957         (input_edge): Input edge call costs.
5958
5959 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5960
5961         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5962
5963 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5964
5965         * doc/invoke.texi (Spec Files): Fix typo.
5966
5967 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5968
5969         * profile.c (branch_prob): Move declaration of local variable.  Remove
5970         obsolete ??? comment.  Expand the location explicitly instead of using
5971         the LOCATION_FILE and LOCATION_LINE macros.
5972
5973 2011-04-06  Wei Guozhi  <carrot@google.com>
5974
5975         PR target/47855
5976         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5977         (arm_cond_branch): Likewise.
5978         (arm_cond_branch_reversed): Likewise.
5979         (arm_jump): Likewise.
5980         (push_multi): Likewise.
5981         * config/arm/constraints.md (Py): New constraint.
5982
5983 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5984
5985         PR bootstrap/48471
5986         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5987         Move these...
5988         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5989         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5990         #ifdef DBX_DEBUGGING_INFO.
5991
5992 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5993
5994         PR bootstrap/48403
5995         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5996         if old and new states differ.
5997
5998 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5999
6000         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
6001         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
6002         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6003         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
6004         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
6005         mcfv4e): Use Alias.
6006         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
6007         ColdFire options to -mcpu= options.
6008
6009 2011-04-05  Jeff Law  <law@redhat.com>
6010
6011         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
6012         check if BB is a successor of LOOP->header and return
6013         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
6014
6015 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6016
6017         * cprop.c (struct reg_use): Remove.
6018         (reg_use_table): Make an array of RTX.
6019         (find_used_regs, constprop_register, local_cprop_pass,
6020         bypass_block): Simplify users of reg_use_table.
6021         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
6022         on one of the uses found by find_used_regs.
6023
6024 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6025
6026         PR bootstrap/48469
6027         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
6028         declaration.
6029
6030 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6031
6032         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
6033         as an rtx.
6034         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
6035
6036 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
6037
6038         PR middle-end/48441
6039         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
6040
6041 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6042
6043         * combine.c: Include obstack.h.
6044         (struct insn_link): Define.
6045         (uid_log_links): Adjust type.
6046         (FOR_EACH_LOG_LINK): New macro.
6047         (insn_link_obstack): Declare.
6048         (alloc_insn_link): Define.
6049         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
6050         type of link variables.
6051         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
6052         (try_combine, record_promoted_values, distribute_notes): Likewise.
6053         (distribute_links): Likewise.  Tweak prototype.
6054         (clear_log_links): Delete.
6055         (adjust_for_new_dest): Call alloc_insn_link.
6056         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
6057
6058 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6059
6060         * gcse.c (modify_mem_list): Convert to an array of VECs.
6061         (canon_modify_mem_list, compute_transp): Tweak formatting.
6062         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
6063         (load_killed_in_block_p): Likewise.
6064         (record_last_mem_set_info): Likewise.
6065         (clear_modify_mem_tables): Likewise.
6066
6067 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6068
6069         PR middle-end/48461
6070         * function.c (emit_use_return_register_into_block): Only define if
6071         HAVE_return.
6072
6073 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
6074
6075         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
6076
6077 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
6078
6079         * config/rx/rx-opts.h: New.
6080         * config/rx/rx.c (rx_cpu_type): Remove.
6081         (rx_handle_option): Don't assert that global structures are in
6082         use.  Access variables via opts pointer.  Defer most handling of
6083         OPT_mint_register_.  Use error_at.
6084         (rx_option_override): Handle deferred OPT_mint_register_ here.
6085         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
6086         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
6087         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
6088         (rx_cpu_types): New Enum and EnumValue entries.
6089         (mint-register=): Use Defer and use Var accordingly.
6090
6091 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6092
6093         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
6094         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
6095         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
6096         Move these...
6097         (debug_free_queue, debug_nesting, symbol_queue_index):
6098         ...and these...
6099         * dbxout.c: ...to here.  Make static.
6100
6101 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
6102
6103         * gcse.c (modify_pair): Define.  Define a VEC of it.
6104         (canon_modify_mem_list): Convert to an array of VECs.
6105         (free_insn_expr_list_list): Delete.
6106         (clear_modify_mem_tables): Call VEC_free instead.
6107         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
6108         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
6109         (canon_list_insert, compute_transp): Likewise.
6110
6111 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6112
6113         PR target/43920
6114         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
6115         for size.
6116
6117 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6118
6119         PR target/43920
6120         * function.c (emit_use_return_register_into_block): New function.
6121         (thread_prologue_and_epilogue_insns): Use
6122         emit_use_return_register_into_block.
6123
6124 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6125
6126         PR target/43920
6127         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
6128         insn.
6129
6130 2011-04-05  Tom de Vries  <tom@codesourcery.com>
6131
6132         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
6133
6134 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
6135
6136         * config/arm/arm.md (define_constants for unspec): Replace with
6137         define_c_enum.
6138         (define_constants for unspecv): Replace with define_c_enum.
6139         * config/arm/neon.md (define_constants for unspec): Replace with
6140         define_c_enum.
6141
6142 2011-04-04  Richard Henderson  <rth@redhat.com>
6143
6144         PR bootstrap/48400
6145         * dwarf2out.c (output_line_info): Always emit line info from
6146         at least one section.
6147         (dwarf2out_init): Create text_section_line_info here ...
6148         (set_cur_line_info_table): ... not here.
6149
6150 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
6151
6152         PR target/48380
6153         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
6154         not called.
6155
6156         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
6157
6158 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
6159
6160         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
6161         (expr_equiv_p): Remove.
6162         (insert_set_in_table): Look at <dest, src> pair instead of expr.
6163         (hash_scan_set): Update call to insert_set_in_table.
6164         (dump_hash_table): Dump <dest, src> pair.
6165         (lookup_set): Simplify.  Lookup <dest, src> pair.
6166         (compute_transp): Remove, fold heavily simplified code into...
6167         (compute_local_properties): ...here.  Expect COMP and TRANSP
6168         unconditionally.
6169         (find_avail_set): Take set directly from struct expr.
6170         (find_bypass-set): Likewise.
6171         (bypass_block): Likewise.
6172         (cprop_insn): Likewise.  Remove redundant INSN_P test.
6173
6174         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
6175         checks on form of COND from find_implicit_sets to here.
6176         (find_implicit_sets): Cleanup control flow. Split critical edges
6177         if it exposes implicit sets.  Allocate/resize implicit_sets as
6178         necessary.
6179         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
6180         changed something.  Run df_analyze after find_implicit_sets if any
6181         edges were split.  Do not allocate implicit_sets here.
6182
6183         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
6184         (gcse_obstack): Renamed to cprop_obstack.
6185         (GNEW, GNEWVEC, GNEWVAR): Remove.
6186         (gmalloc): Remove.
6187         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
6188         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
6189         (gcse_alloc): Likewise, and rename to cprop_alloc.
6190         (alloc_gcse_men, free_gcse_mem): Remove.
6191         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
6192         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
6193         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
6194
6195         * cprop.c (oprs_not_set_p): Remove.
6196         (mark_set, mark_clobber): Remove.
6197         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
6198         (reg_not_set_p): New function.
6199         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
6200         (cprop_insn): Likewise.
6201         (cprop_jump): Use FOR_EACH_EDGE.
6202
6203 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
6204
6205         PR bootstrap/48403
6206         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
6207         (rank_for_schedule): Use scheduled_insns vector instead of
6208         last_scheduled_insn.
6209         (ok_for_early_queue_removal): Likewise.
6210         (queue_to_ready): Search forward in nonscheduled_insns_begin if
6211         we have a dbg_cnt.
6212         (choose_ready): Likewise.
6213         (commit_schedule): Use VEC_iterate.
6214         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
6215         a dbg_cnt, use it and ensure the first insn is in the ready list.
6216         (haifa_sched_init): Allocate scheduled_insns.
6217         (sched_extend_ready_list): Don't allocate it; reserve space.
6218         (haifa_sched_finish): Free it.
6219
6220 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6221
6222         * optc-gen.awk: Always remove type from Variable entry before
6223         recording in var_seen.
6224
6225 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
6226
6227         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
6228         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
6229         call to tidy_fallthru_edges.
6230
6231 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
6232
6233         * doc/options.texi (ToLower): Document.
6234         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
6235         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
6236         * opts.h (cl_option): Add cl_tolower field.
6237         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
6238         arguments with lowercase strings.
6239         * config/rx/rx.opt (mcpu=): Add ToLower.
6240         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
6241         argument.
6242
6243 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6244
6245         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
6246
6247 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
6248
6249         * config/vax/vax.c: Include reload.h.
6250
6251 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
6252
6253         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
6254         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6255         (sparc_preferred_reload_class): New function.
6256
6257 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
6258
6259         PR debug/48401
6260         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6261         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
6262
6263 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
6264
6265         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
6266         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
6267
6268 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
6269
6270         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
6271         (ASM_OUTPUT_ALIGNED_BSS): Define.
6272
6273 2011-04-03  Michael Matz  <matz@suse.de>
6274
6275         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
6276         and next_slot members.
6277         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
6278         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
6279         (lto_streamer_cache_append): Declare.
6280         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
6281         unsigned index, remove offset parameter, ensure that we append
6282         or update existing entries.
6283         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
6284         parameter, update next_slot for append.
6285         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
6286         parameter.
6287         (lto_streamer_cache_insert_at): Likewise.
6288         (lto_streamer_cache_append): New function.
6289         (lto_streamer_cache_lookup): Use unsigned index.
6290         (lto_streamer_cache_get): Likewise.
6291         (lto_record_common_node): Don't test tree_node_can_be_shared.
6292         (preload_common_node): Adjust call to lto_streamer_cache_insert.
6293         (lto_streamer_cache_delete): Don't free offsets member.
6294         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
6295         (lto_output_string_with_length): Use lto_output_data_stream.
6296         (lto_output_tree_header): Remove ix parameter, don't write it.
6297         (lto_output_builtin_tree): Likewise.
6298         (lto_write_tree): Adjust callers to above, don't track and write
6299         offset, write unsigned index.
6300         (output_unreferenced_globals): Don't emit all global vars.
6301         (write_global_references): Use unsigned indices.
6302         (lto_output_decl_state_refs): Likewise.
6303         (write_symbol): Likewise.
6304         * lto-streamer-in.c (lto_input_chain): Move earlier.
6305         (input_function): Use unsigned index.
6306         (input_alias_pairs): Don't read and then ignore all global vars.
6307         (lto_materialize_tree): Remove ix_p parameter, don't read index,
6308         don't pass it back, use lto_streamer_cache_append.
6309         (lto_register_var_decl_in_symtab): Use unsigned index.
6310         (lto_register_function_decl_in_symtab): Likewise.
6311         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
6312         index.
6313         (lto_get_builtin_tree): Don't read index, use
6314         lto_streamer_cache_append.
6315         (lto_read_tree): Adjust call to lto_materialize_tree.
6316
6317         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
6318         don't use function calls in arguments to MIN.
6319
6320         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
6321         twice.
6322
6323         * gimple.c (gimple_type_leader_entry): Mark deletable.
6324
6325 2011-04-03  Alan Modra  <amodra@gmail.com>
6326
6327         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
6328
6329 2011-04-03  Michael Matz  <matz@suse.de>
6330
6331         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
6332         an integer.
6333         * tree.h (tree_decl_non_common.vindex): Adjust comment.
6334
6335 2011-04-03  Michael Matz  <matz@suse.de>
6336
6337         * cgraphbuild.c (record_reference): Canonicalize constructor values.
6338         * gimple-fold.c (canonicalize_constructor_val): Accept being called
6339         without function context.
6340         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
6341         current_function_decl and cfun.
6342
6343 2011-04-03  Michael Matz  <matz@suse.de>
6344
6345         * tree.c (decl_init_priority_insert): Don't create entry for
6346         default priority.
6347         (decl_fini_priority_insert): Ditto.
6348         (fields_compatible_p, find_compatible_field): Remove.
6349         * tree.h (fields_compatible_p, find_compatible_field): Remove.
6350         * gimple.c (gimple_compare_field_offset): Adjust block comment.
6351
6352 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
6353
6354         * combine.c (try_combine): Remove useless local variable.
6355
6356 2011-04-03  Richard Guenther  <rguenther@suse.de>
6357             Ira Rosen  <ira.rosen@linaro.org>
6358
6359         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
6360         non-variable offsets and compare the remaining bases of the two
6361         accesses instead of looking for exact same data-ref.
6362
6363 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6364
6365         PR target/48416
6366         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6367
6368         * i386.c (ix86_is_msabi_thiscall): New helper function.
6369         (ix86_is_type_thiscall): New helper function.
6370         (ix86_comp_type_attributes): Handle thiscall for method-functions
6371         special.
6372         (init_cumulative_args): Likewise.
6373         (find_drap_reg): Likewise.
6374         (ix86_static_chain): Likewise.
6375         (x86_this_parameter): Likewise.
6376         (x86_output_mi_thunk): Likewise.
6377
6378 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6379             Nicolas Setton  <setton@adacore.com>
6380             Eric Botcazou  <ebotcazou@adacore.com>
6381
6382         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6383         (add_gnat_descriptive_type_attribute): New function.
6384         (gen_array_type_die): Call it.
6385         (gen_enumeration_type_die): Likewise.
6386         (gen_struct_or_union_type_die): Likewise.
6387         (modified_type_die): Likewise.
6388         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6389         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6390         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6391
6392 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6393
6394         PR bootstrap/48148
6395         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6396         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6397
6398         Revert:
6399         2011-03-17  Richard Guenther  <rguenther@suse.de>
6400
6401         PR bootstrap/48148
6402         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6403         origin for decls in other ltrans units.
6404         (input_varpool_node): Likewise.
6405
6406 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6407
6408         PR middle-end/48335
6409         * expr.c (expand_assignment): Handle all possibilities
6410         if TO_RTX is CONCAT.
6411         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6412         (store_split_bit_field): If SUBREG_REG (op0) or
6413         op0 itself has smaller mode than word, return it
6414         for offset 0 and const0_rtx for out-of-bounds stores.
6415         If word is const0_rtx, skip it.
6416
6417 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6418
6419         * config/h8300/h8300.c (print_operand_address): Rename to...
6420         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6421         Call h8300_print_operand and h8300_print_operand_address instead of
6422         print_operand and print_operand_address. Declare.
6423         (print_operand): Renake to...
6424         (h8300_print_operand): ...this. Make static. Adjust comments.
6425         Call h8300_print_operand instead of print_operand. Declare.
6426         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6427         (h8300_register_move_cost): Likewise.
6428         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6429         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6430         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6431         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6432         * config/h8300/h8300-protos.h (print_operand): Delete.
6433         (print_operand_address): Delete.
6434
6435 2011-04-01  Richard Henderson  <rth@redhat.com>
6436
6437         PR 48400
6438         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6439         in strict mode before dwarf4.  Re-order tests to early out
6440         before switching sections.
6441
6442 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6443
6444         * config/h8300/constraints.md: New file.
6445         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6446         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6447         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6448         * config/h8300/predicates.md (bit_operand): Likewise.
6449         (incdec_operand): Use satisfies_constraint_M and
6450         satisfies_constraint_O.  Don't use C code block.
6451         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6452         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6453         (compute_mov_length): Use satisfies_constraint_G.
6454         (fix_bit_operand): Use satisfies_constraint_U.
6455         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6456         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6457         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6458         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6459         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6460         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6461         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6462         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6463         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6464         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6465         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6466         (EXTRA_MEMORY_CONSTRAINT): Delete.
6467
6468 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6469             Michael Meissner  <meissner@linux.vnet.ibm.com>
6470
6471         PR target/48262
6472         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6473         operands, as per the specifications.
6474
6475         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6476         (vec_extract_evenv4sf): Ditto.
6477         (vec_extract_evenv8hi): Ditto.
6478         (vec_extract_evenv16qi): Ditto.
6479         (vec_extract_oddv4si): Ditto.
6480
6481 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6482
6483         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6484         high_pc attribute if the CU has no associated code. Only output
6485         DW_AT_entry_pc for CU if not generating strict dwarf and
6486         dwarf_version < 4.
6487
6488 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6489
6490         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6491         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6492         out of ...
6493         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6494         * final.c (final_start_function): Call the new function rather
6495         than using a NULL argument for dwarf2out_frame_debug.
6496
6497         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6498         that contains the prologue.
6499
6500         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6501         changed.  Print it in debugging output.
6502
6503         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6504
6505         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6506         Split most of the code into...
6507         (begin_move_insn): ... here.  New function.
6508         (ebb_sched_info): Add a pointer to it.
6509         * haifa-sched.c (scheduled_insns): New static variable.
6510         (sched_extend_ready_list): Allocate it.
6511         (schedule_block): Use it to record the order of scheduled insns.
6512         Perform RTL changes to move insns only after all scheduling
6513         decisions have been made.
6514         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6515         begin_move_insn field.
6516         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6517         * sched-int.h (struct haifa_sched_info): Remove second argument
6518         from begin_schedule_ready hook.  Add new member begin_move_insn.
6519         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6520         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6521
6522         * haifa-sched.c (prune_ready_list): New function, broken out of
6523         schedule_block.
6524         (schedule_block): Use it.
6525
6526 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6527
6528         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6529
6530 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6531
6532         * config.gcc (*-*-mingw*): Allow as option the
6533         posix threading model.
6534         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6535         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6536         definition.
6537         (CPP_SPEC): Add pthread/no-pthread handling.
6538         (LIB_SPEC): Likewise.
6539         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6540         (LIB_SPEC): Likewise.
6541         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6542         flag to pass -pthread option for shared libgcc build.
6543         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6544         for shared libgcc build.
6545         * config/i386/t-mingw-pthread: New file.
6546         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6547         New define to enable use of library pthread by default.
6548         * config/i386/mingw.opt (pthread): New driver option.
6549         (no-pthread): New driver option.
6550         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6551         * config/i386/mingw-w64.opt: Likewise.
6552
6553 2011-04-01  Gary Funck  <gary@intrepid.com>
6554
6555         * c-decl.c (grokdeclarator): Fix formatting.
6556
6557 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6558
6559         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6560         instead of n_operands.
6561         (set_storage_via_setmem): Likewise.
6562         * optabs.c (maybe_gen_insn): Likewise.
6563         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6564         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6565         (mips_expand_builtin_direct): Likewise.
6566         * config/spu/spu.c (expand_builtin_args): Likewise.
6567
6568 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6569
6570         * recog.h (insn_data_d): Add n_generator_args.
6571         * genoutput.c (data): Likewise.
6572         (output_insn_data): Print it.
6573         (max_opno, num_dups): Delete.
6574         (scan_operands): Just fill in "d->operand[...]".
6575         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6576
6577 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6578
6579         * gensupport.h (pattern_stats): New structure.
6580         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6581         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6582         (max_operand_1, max_operand_vec): Delete.
6583         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6584
6585 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6586
6587         * emit-rtl.c (emit_pattern_after_setloc): New function.
6588         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6589         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6590         (emit_pattern_after): New function.
6591         (emit_insn_after, emit_jump_insn_after): Call it.
6592         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6593         (emit_pattern_before_setloc): New function.
6594         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6595         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6596         Likewise.
6597         (emit_pattern_before): New function.
6598         (emit_insn_before, emit_jump_insn_before): Call it.
6599         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6600
6601 2011-03-31  Richard Henderson  <rth@redhat.com>
6602
6603         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6604         (dw_separate_line_info_entry): Remove.
6605         (enum dw_line_info_opcode): New.
6606         (dw_line_info_entry): Use it.
6607         (dw_line_info_table, dw_line_info_table_p): New.
6608         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6609         (line_info_table, line_info_label_num): Remove.
6610         (line_info_table_in_use): Remove.
6611         (separate_line_info_table): Remove.
6612         (separate_line_info_table_allocated): Remove.
6613         (separate_line_info_table_in_use): Remove.
6614         (LINE_INFO_TABLE_INCREMENT): Remove.
6615         (line_info_label_num): New.
6616         (cur_line_info_table): New.
6617         (text_section_line_info, cold_text_section_line_info): New.
6618         (separate_line_info): New.
6619         (SEPARATE_LINE_CODE_LABEL): Remove.
6620         (print_dwarf_line_table): Remove.
6621         (debug_dwarf): Don't dump it.
6622         (output_one_line_info_table): New.
6623         (output_line_info): Use it.
6624         (new_line_info_table): New.
6625         (set_cur_line_info_table): New.
6626         (dwarf2out_switch_text_section): Use it.
6627         (dwarf2out_begin_function): Likewise.
6628         (push_dw_line_info_entry): New.
6629         (dwarf2out_source_line): Rewrite for new line info tables.
6630         (dwarf2out_init): Remove dead initailizations.
6631
6632 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6633
6634         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6635         various flags.
6636         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6637         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6638         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6639         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6640         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6641         * opt-functions.awk (flag_init, switch_bit_fields): New.
6642         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6643         generate CL_MISSING_OK or CL_SAVE.
6644         * optc-gen.awk: Update to generate bit-field output as well as
6645         flags field.
6646         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6647         bit-field instead of CL_REJECT_DRIVER flag.
6648         * opts-common.c (generate_canonical_option,
6649         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6650         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6651         instead of CL_REJECT_NEGATIVE flag.
6652         * toplev.c (print_switch_values): Use cl_report bit-field instead
6653         of CL_REPORT flag.
6654
6655 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6656
6657         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6658         a zero minimum index only if it is redundant.
6659
6660 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6661
6662         PR rtl-optimization/48381
6663         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6664         instead of ira_class_hard_reg_index for calculating conflicting
6665         hard registers.
6666
6667 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6668
6669         * cprop.c: Clean up hash table building.
6670         (reg_avail_info): Remove.
6671         (oprs_available_p): Remove.
6672         (record_last_reg_set_info): Remove.
6673         (record_last_set_info): Remove.
6674         (reg_available_p): New function.
6675         (gcse_constant_p): Do not treat unfolded conditions as constants.
6676         (make_set_regs_unavailable): New function.
6677         (hash_scan_set): Simplify with new reg_available_p.
6678         (compute_hash_table_work): Traverse insns stream only once.
6679         Do not compute reg_avail_info. Traverse insns in reverse order.
6680         Record implicit sets after recording explicit sets from the block.
6681
6682 2011-03-31  Michael Matz  <matz@suse.de>
6683
6684         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6685
6686 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6687
6688         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6689         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6690         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6691         (h8300_mode_dependent_address_p): New function.
6692         (h8300_get_index): Make static.
6693
6694 2011-03-31  Jeff Law  <law@redhat.com>
6695
6696         * reload1.c (elimination_effects): Fix typo in recent change.
6697
6698         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6699         typo potentially leading to null pointer dereference.
6700
6701         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6702         (setup_save_areas): Corresponding changes to avoid useless
6703         assignments.
6704
6705         * jump.c (reversed_comparison_code_parts): Avoid successive return
6706         statements when REVERSE_CONDITION is defined.
6707
6708         * expr.c (expand_assignment): Avoid useless assignments.
6709         (expand_expr_real_1): Likewise.
6710         (expand_expr_real_2): Avoid useless statements.
6711
6712         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6713
6714         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6715
6716         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6717         statements.
6718
6719         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6720
6721 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6722
6723         PR target/47109
6724         * doc/tm.texi.in (TARGET_VERSION): Remove.
6725         * doc/tm.texi: Regenerate.
6726         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6727         * collect2.c (main): Don't use TARGET_VERSION.
6728         * mips-tdump.c (main): Don't use TARGET_VERSION.
6729         * mips-tfile.c (main): Don't use TARGET_VERSION.
6730         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6731         * config/rs6000/vxworksae.h: Remove.
6732         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6733         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6734         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6735         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6736         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6737         * config/arm/arm.h (TARGET_VERSION): Remove.
6738         * config/arm/coff.h (TARGET_VERSION): Remove.
6739         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6740         * config/arm/elf.h (TARGET_VERSION): Remove.
6741         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6742         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6743         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6744         * config/arm/pe.h (TARGET_VERSION): Remove.
6745         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6746         * config/arm/semi.h (TARGET_VERSION): Remove.
6747         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6748         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6749         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6750         * config/avr/avr.h (TARGET_VERSION): Remove.
6751         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6752         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6753         * config/frv/frv.h (TARGET_VERSION): Remove.
6754         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6755         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6756         * config/i386/darwin.h (TARGET_VERSION): Remove.
6757         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6758         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6759         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6760         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6761         * config/i386/gnu.h (TARGET_VERSION): Remove.
6762         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6763         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6764         * config/i386/linux.h (TARGET_VERSION): Remove.
6765         * config/i386/linux64.h (TARGET_VERSION): Remove.
6766         * config/i386/lynx.h (TARGET_VERSION): Remove.
6767         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6768         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6769         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6770         * config/i386/netware.h (TARGET_VERSION): Remove.
6771         * config/i386/nto.h (TARGET_VERSION): Remove.
6772         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6773         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6774         * config/ia64/elf.h (TARGET_VERSION): Remove.
6775         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6776         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6777         * config/ia64/linux.h (TARGET_VERSION): Remove.
6778         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6779         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6780         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6781         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6782         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6783         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6784         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6785         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6786         * config/m68k/linux.h (TARGET_VERSION): Remove.
6787         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6788         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6789         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6790         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6791         * config/mep/mep.h (TARGET_VERSION): Remove.
6792         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6793         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6794         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6795         * config/mips/linux.h (TARGET_VERSION): Remove.
6796         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6797         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6798         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6799         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6800         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6801         * config/pa/pa.h (TARGET_VERSION): Remove.
6802         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6803         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6804         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6805         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6806         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6807         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6808         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6809         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6810         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
6811         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
6812         * config/rs6000/linux.h (TARGET_VERSION): Remove.
6813         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
6814         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
6815         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
6816         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
6817         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
6818         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
6819         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
6820         * config/s390/linux.h (TARGET_VERSION): Remove.
6821         * config/s390/s390.h (TARGET_VERSION): Remove.
6822         * config/s390/tpf.h (TARGET_VERSION): Remove.
6823         * config/score/score.h (TARGET_VERSION): Remove.
6824         * config/sh/linux.h (TARGET_VERSION): Remove.
6825         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
6826         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
6827         * config/sh/sh.h (TARGET_VERSION): Remove.
6828         * config/sh/sh64.h (TARGET_VERSION): Remove.
6829         * config/sh/superh.h (TARGET_VERSION): Remove.
6830         * config/sh/vxworks.h (TARGET_VERSION): Remove.
6831         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
6832         * config/sparc/linux.h (TARGET_VERSION): Remove.
6833         * config/sparc/linux64.h (TARGET_VERSION): Remove.
6834         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
6835         TARGET_NAME32, TARGET_NAME): Remove.
6836         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
6837         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
6838         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
6839         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
6840         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
6841         * config/spu/spu.h (TARGET_VERSION): Remove.
6842         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
6843         * config/v850/v850.h (TARGET_VERSION): Remove.
6844         * config/vax/linux.h (TARGET_VERSION): Remove.
6845         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
6846         * config/xtensa/elf.h (TARGET_VERSION): Remove.
6847         * config/xtensa/linux.h (TARGET_VERSION): Remove.
6848
6849 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6850
6851         PR target/48142
6852         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
6853         frame-related from frame-unrelated adjustments to the stack pointer.
6854
6855 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
6856
6857         * common.opt (fdebug-types-section): Move earlier.
6858         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
6859
6860 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
6861
6862         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
6863         var.
6864
6865 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
6866
6867         * tree.h (CASE_CHAIN): Define.
6868         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
6869         (gimple_redirect_edge_and_branch): Likewise.
6870
6871 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6872
6873         PR middle-end/48367
6874         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
6875         calculation.
6876
6877 2011-03-30  Jeff Law  <law@redhat.com>
6878
6879         * PR bootstrap/48371
6880         * reload1.c (reload): Fix botch in last change.
6881
6882         * reload.h (struct reload): Fix typo introduced in last change.
6883
6884 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6885
6886         * config/arm/arm.opt (mhard-float, msoft-float): Mark
6887         Undocumented.  Remove help text.
6888         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
6889         -mhard-float.
6890
6891 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6892
6893         * doc/options.texi (NegativeAlias): Document.
6894         (Alias): Mention NegativeAlias.
6895         * opt-functions.awk: Handle NegativeAlias.
6896         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
6897         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
6898         * opts.h (CL_NEGATIVE_ALIAS): Define.
6899         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
6900         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
6901         OPT_mspe_.
6902         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
6903         Alias entries.
6904         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
6905         mno-spe and mno-isel instead of mspe=no and -misel=no.
6906
6907 2011-03-29  Mark Wielaard  <mjw@redhat.com>
6908
6909         * common.opt (fdebug-types-section): New flag.
6910         * doc/invoke.texi: Document new -fno-debug-types-section flag.
6911         * dwarf2out.c (use_debug_types): New define.
6912         (struct die_struct): Mark die_id with GTY desc use_debug_types.
6913         (print_die): Guard output of type unit signatures using
6914         use_debug_types.
6915         (build_abbrev_table): Replace assert of dwarf_version >= 4
6916         with assert on use_debug_types.
6917         (size_of_die): Likewise.
6918         (unmark_dies): Likewise.
6919         (value_format): Decide AT_ref_external form on use_debug_types.
6920         (output_die): Replace dwarf_version version check guard with
6921         use_debug_types where appropriate.
6922         (modified_type_die): Likewise.
6923         (gen_reference_type_die): Likewise.
6924         (dwarf2out_start_source_file): Likewise.
6925         (dwarf2out_end_source_file): Likewise.
6926         (prune_unused_types_walk_attribs): Likewise.
6927         (dwarf2out_finish): Likewise.
6928
6929 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6930
6931         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6932
6933 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6934
6935         PR rtl-optimization/48332
6936         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6937         mode of input operand N and modeN to its actual mode.
6938
6939 2011-03-30  Jeff Law  <law@redhat.com>
6940
6941         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6942         define accessor macro.
6943         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6944         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6945         (reg_equiv_init): Likewise.
6946         (reg_equivs_size): New variable.
6947         (reg_equiv_init_size): Remove.
6948         (allocate_initial_values): Move prototype to here from....
6949         * integrate.h (allocate_initial_values): Remove prototype.
6950         * integrate.c: Include reload.h.
6951         (allocate_initial_values): Corresponding changes.
6952         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6953         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6954         (update_equiv_regs): Corresponding changes.
6955         (ira): Corresponding changes.
6956         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6957         (push_secondary_reload): Corresponding changes.
6958         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6959         (make_memloc, find_reloads_address): Corresponding changes.
6960         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6961         (find_reloads_address_1): Corresponding changes.
6962         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6963         (refers_to_regno_for_reload_p): Corresponding changes.
6964         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6965         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6966         * reload1.c: Include ggc.h.
6967         (grow_reg_equivs): New function.
6968         (replace_pseudos_in, reload): Corresponding changes.
6969         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6970         (eliminate_regs_1, elimination_effects): Corresponding changes.
6971         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6972         (delete_output_reload): Likewise.
6973         * caller-save.c (mark_referenced_regs): Corresponding changes.
6974         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6975         * frv/predicates.md (frv_load_operand): Corresponding changes.
6976         * microblaze/microblaze.c (double_memory_operand): Corresponding
6977         changes.
6978         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6979         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6980         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6981         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6982         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6983         changes.
6984         * pa/pa.c (emit_move_sequence): Corresponding changes.
6985         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6986
6987 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6988
6989         PR target/47551
6990         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6991         structure modes.  Don't check neon_vector_mem_operand for
6992         vector or structure modes.
6993
6994 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6995             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6996
6997         PR target/43590
6998         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6999         operand 1 and reshuffle the operands to match.
7000         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
7001
7002 2011-03-30  Christian Schüler  <cschueler@gmx.de>
7003
7004         PR driver/48208
7005         * config/c.opt (F): Added 'Driver' to -F option.
7006
7007         PR driver/48260
7008         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
7009           handler function.
7010         * config/darwin.opt: Added '-arch' option.
7011
7012 2011-03-30  Nick Clifton  <nickc@redhat.com>
7013
7014         * config/rx/rx.md: Add peepholes and patterns to combine
7015         extending loads and simple arithmetic instructions.
7016         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
7017         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
7018         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
7019         modes to use pre-decrement and post-increment addressing.
7020         (rx_is_restricted_memory_address): Add range checking of REG+INT
7021         addresses.
7022         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
7023         (rx_memory_move_cost): Adjust cost of stores.
7024         (rx_adjust_insn_length): New function.
7025
7026 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
7027
7028         PR c/48305
7029         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
7030         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
7031         matching arg00/arg01 types.
7032
7033 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
7034
7035         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
7036         last_location to UNKNOWN_LOCATION.
7037
7038 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
7039
7040         PR target/48349
7041         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
7042         FLOAT_SSE_REGS.
7043
7044 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
7045             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7046
7047         PR bootstrap/48337
7048         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
7049         Init(PROCESSOR_V7).
7050         (sparc_cpu): Likewise.
7051         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
7052         PROCESSOR_V7.
7053
7054 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7055
7056         PR target/48336
7057         PR middle-end/48342
7058         PR rtl-optimization/48345
7059         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
7060         hard regs for given mode from profitable regs when doing secondary
7061         allocation.
7062
7063 2011-03-29  Jeff Law  <law@redhat.com>
7064
7065         PR bootstrap/48327
7066         * tree-ssa-threadupdate.c (struct redirection_data): Remove
7067         do_not_duplicate field.
7068         (lookup_redirection_data): Corresponding changes.
7069         (create_duplicates): Always create a template block.
7070         (redirect_edges): Remove code which reused the original block
7071         when it was going to become unreachable code.
7072         (thread_block): Don't set do_not_duplicate field.
7073
7074 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
7075
7076         * lto-opts.c (register_user_option_p, lto_register_user_option):
7077         Make type argument unsigned.
7078         * lto-streamer.h (lto_register_user_option): Make type argument
7079         unsigned.
7080         * opth-gen.awk: Make CL_* macros unsigned.
7081         * opts-common.c (find_opt): Make lang_mask argument unsigned.
7082         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7083         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
7084         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
7085         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
7086         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
7087         (find_opt): Make lang_mask argument unsigned.
7088
7089 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7090
7091         PR rtl-optimization/48331
7092         PR rtl-optimization/48334
7093         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
7094         for any used algorithm.
7095
7096 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
7097
7098         * ira-conflicts.c (build_object_conflicts): Add unused attribute
7099         to parent_max.
7100
7101 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
7102
7103         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
7104         (alpha_option_override): Don't set alpha_sr_alias_set.
7105         (emit_frame_store_1): Use gen_frame_mem rather than calling
7106         set_mem_alias_set.
7107         (alpha_expand_epilogue): Ditto.
7108
7109 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
7110
7111         PR tree-optimization/48290
7112         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
7113         vectorization, check that relevant phis in the basic block after
7114         the inner loop are really inner loop's exit phis.
7115
7116 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
7117
7118         PR debug/48190
7119         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
7120         (cached_dw_loc_list_def): New structure.
7121         (cached_dw_loc_list): New typedef.
7122         (cached_dw_loc_list_table): New variable.
7123         (cached_dw_loc_list_table_hash): New function.
7124         (cached_dw_loc_list_table_eq): Likewise.
7125         (add_location_or_const_value_attribute): Take a bool cache_p.
7126         Cache the list when the parameter is true.
7127         (gen_formal_parameter_die): Update caller.
7128         (gen_variable_die): Likewise.
7129         (dwarf2out_finish): Likewise.
7130         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
7131         while generating debug info for the decl.
7132         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
7133         (dwarf2out_init): Initialize cached_dw_loc_list_table.
7134         (resolve_addr): Cache the result of resolving a chain of
7135         location lists.
7136
7137 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
7138
7139         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
7140         conflict object hard regset nodes have intersecting hard reg sets.
7141
7142         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
7143         after regstat_init_n_sets_and_refs.
7144
7145         * ira.c: Add more comments at the top.
7146         (setup_stack_reg_pressure_class, setup_pressure_classes):
7147         Add comments how we compute the register pressure classes.
7148         (setup_allocno_and_important_classes): Add more comments.
7149         (setup_class_translate_array, reorder_important_classes)
7150         (setup_reg_class_relations): Add comments.
7151
7152         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
7153         start of the file.
7154
7155         * ira-color.c: Add 2011 to the Copyright line.
7156         (assign_hard_reg):  Add more comments.
7157         (improve_allocation): Ditto.
7158
7159         * ira-costs.c: Add 2011 to the Copyright line.
7160         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
7161         comments.
7162         (setup_regno_cost_classes_by_mode): Ditto.
7163
7164         Initial patches from ira-improv branch:
7165
7166         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7167
7168         * ira-build.c (ira_create_object): Remove initialization of
7169         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
7170         (ira_create_allocno): Remove initialization of
7171         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
7172         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
7173         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7174         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
7175         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
7176         Initialize ALLOCNO_ADD_DATA.
7177         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
7178         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
7179         ALLOCNO_REG.
7180         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
7181         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
7182
7183         * ira.c (ira_reallocate): Remove.
7184         (setup_pressure_classes): Call
7185         ira_init_register_move_cost_if_necessary.  Use
7186         ira_register_move_cost instead of ira_get_register_move_cost.
7187         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
7188         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
7189
7190         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
7191         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
7192         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
7193         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
7194         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
7195         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
7196         Fix formatting.
7197         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
7198         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7199         (struct allocno_color_data): New.
7200         (allocno_color_data_t): New typedef.
7201         (allocno_color_data): New definition.
7202         (ALLOCNO_COLOR_DATA): New macro.
7203         (struct object_color_data): New.
7204         (object_color_data_t): New typedef.
7205         (object_color_data): New definition.
7206         (OBJECT_COLOR_DATA): New macro.
7207         (update_copy_costs, calculate_allocno_spill_cost): Call
7208         ira_init_register_move_cost_if_necessary.  Use
7209         ira_register_move_cost instead of ira_get_register_move_cost.
7210         (move_spill_restore, update_curr_costs): Ditto.
7211         (allocno_spill_priority): Make it inline.
7212         (color_pass): Allocate and free allocno_color_dat and object_color_data.
7213         (struct coalesce_data, coalesce_data_t): New.
7214         (allocno_coalesce_data): New definition.
7215         (ALLOCNO_COALESCE_DATA): New macro.
7216         (merge_allocnos, coalesced_allocno_conflict_p): Use
7217         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
7218         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
7219         (coalesce_allocnos): Ditto.
7220         (setup_coalesced_allocno_costs_and_nums): Ditto.
7221         (collect_spilled_coalesced_allocnos): Ditto.
7222         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
7223         (setup_slot_coalesced_allocno_live_ranges): Ditto.
7224         (coalesce_spill_slots): Ditto.
7225         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
7226         free allocno_coalesce_data.
7227
7228         * ira-conflicts.c: Fix formatting.
7229         (process_regs_for_copy): Call
7230         ira_init_register_move_cost_if_necessary.  Use
7231         ira_register_move_cost instead of ira_get_register_move_cost.
7232         (build_object_conflicts): Optimize.
7233
7234         * ira-costs.c (record_reg_classes): Optimize.  Call
7235         ira_init_register_move_cost_if_necessary.  Use
7236         ira_register_move_cost, ira_may_move_in_cost, and
7237         ira_may_move_out_cost instead of ira_get_register_move_cost and
7238         ira_get_may_move_cost.
7239         (record_address_regs): Ditto.
7240         (scan_one_insn): Optimize.
7241         (find_costs_and_classes): Optimize.
7242         (process_bb_node_for_hard_reg_moves): Call
7243         ira_init_register_move_cost_if_necessary.  Use
7244         ira_register_move_cost instead of ira_get_register_move_cost.
7245
7246         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
7247         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
7248         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
7249         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
7250         definitions.
7251         (ira_initiate_emit_data, ira_finish_emit_data)
7252         (create_new_allocno): New functions.
7253         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
7254         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
7255         Use ira_register_move_cost instead of ira_get_register_move_cost.
7256
7257         * ira-int.h: Fix some comments.
7258         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
7259         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
7260         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
7261         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
7262         add_data.
7263         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
7264         bitfield after mode.  Make hard_regno a short int.  Make
7265         hard_regno short.  Remove first_coalesced_allocno and
7266         next_coalesced_allocno.  Move mem_optimized_dest_p,
7267         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
7268         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
7269         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
7270         temp, colorable_p.  Add new member add_data.
7271         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
7272         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
7273         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
7274         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
7275         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
7276         (ALLOCNO_ADD_DATA): New macro.
7277         (ira_emit_data_t): New typedef.
7278         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
7279         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
7280         from struct ira_allocno.
7281         (ALLOCNO_EMIT_DATA): New macro.
7282         (ira_allocno_emit_data, allocno_emit_reg): New.
7283         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
7284         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
7285         (OBJECT_ADD_DATA): New macro.
7286         (ira_reallocate): Remove.
7287         (ira_initiate_emit_data, ira_finish_emit_data): New.
7288         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
7289         (ira_init_register_move_cost_if_necessary): New.
7290         (ira_object_conflict_iter_next): Merge into
7291         ira_object_conflict_iter_cond.
7292         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
7293
7294         * ira-live.c (process_single_reg_class_operands): Call
7295         ira_init_register_move_cost_if_necessary.  Use
7296         ira_register_move_cost instead of ira_get_register_move_cost.
7297
7298         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
7299
7300         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
7301
7302         * ira-costs.c: Fix formatting.
7303         (cost_classes, cost_classes_num): Remove.
7304         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
7305         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
7306         (cost_classes_del, cost_classes_htab): New.
7307         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
7308         (initiate_regno_cost_classes, setup_cost_classes): New.
7309         (setup_regno_cost_classes_by_aclass): New.
7310         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
7311         (record_reg_classes): Use regno_cost_classes instead of
7312         cost_classes.  Move checking opposite operand up.
7313         (record_address_regs): Use regno_cost_classes
7314         instead of cost_classes.
7315         (scan_one_insn): Ditto.  Use always general register.
7316         (print_allocno_costs): Use regno_cost_classes instead of
7317         cost_classes.
7318         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
7319         (find_costs_and_classes): Set up cost classes for each registers.
7320         Use also their mode for this.  Use regno_cost_classes instead of
7321         cost_classes.
7322         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
7323         cost_classes.
7324         (free_ira_costs, ira_init_costs): Don't use cost_classes.
7325         (ira_costs, ira_set_pseudo_classes): Call
7326         initiate_regno_cost_classes and finish_regno_cost_classes.
7327
7328         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
7329
7330         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
7331
7332         * target.def (ira_cover_classes): Remove.
7333
7334         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
7335
7336         * doc/tm.texi.in: Ditto.
7337
7338         * ira-conflicts.c: Remove mentioning cover classes from the file.
7339         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
7340         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
7341
7342         * targhooks.c (default_ira_cover_classes): Remove.
7343
7344         * targhooks.h (default_ira_cover_classes): Ditto.
7345
7346         * haifa-sched.c: Remove mentioning cover classes from the file.
7347         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7348         ira_pressure_classes and ira_pressure_classes_num instead of
7349         ira_reg_class_cover_size and ira_reg_class_cover.  Use
7350         sched_regno_pressure_class instead of sched_regno_cover_class.
7351         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
7352         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7353
7354         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
7355         classes from the file.
7356         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
7357         (struct object_hard_regs, struct object_hard_regs_node): New.
7358         (struct ira_object): New members profitable_hard_regs,
7359         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
7360         (struct ira_allocno): Rename cover_class to aclass.  Rename
7361         cover_class_cost and updated_cover_class_cost to class_cost and
7362         updated_class_cost.  Remove splay_removed_p and
7363         left_conflict_size.  Add new members colorable_p.
7364         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7365         (ALLOCNO_COLORABLE_P): New macro.
7366         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7367         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7368         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7369         (OBJECT_...): Rename parameter C to O.
7370         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7371         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7372         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7373         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7374         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7375         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7376         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7377         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7378         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7379         x_ira_reg_class_subunion.
7380         (ira_max_memory_move_cost, ira_max_register_move_cost)
7381         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7382         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7383         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7384         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7385         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7386         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7387         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7388         (ira_tune_allocno_costs_and_cover_classes): Rename to
7389         ira_tune_allocno_costs.
7390         (ira_debug_hard_regs_forest): New.
7391         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7392         (ira_object_conflict_iter_next): Fix comments.
7393         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7394         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7395         cover_class to aclass.
7396         (ira_allocate_and_accumulate_costs): Ditto.
7397         (ira_allocate_and_set_or_copy_costs): Ditto.
7398
7399         * opts.c (decode_options): Remove ira_cover_class check.
7400
7401         * ira-color.c: Remove mentioning cover classes from the file.  Use
7402         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7403         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7404         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7405         (splay-tree.h): Remove include.
7406         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7407         before copy_freq_compare_func.
7408         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7409         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7410         New definitions.
7411         (hard_regs_roots, hard_regs_node_vec): Ditto.
7412         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7413         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7414         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7415         (create_new_object_hard_regs_node): Ditto.
7416         (add_new_object_hard_regs_node_to_forest): Ditto.
7417         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7418         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7419         Ditto.
7420         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7421         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7422         (remove_unused_object_hard_regs_nodes): Ditto.
7423         (enumerate_object_hard_regs_nodes): Ditto.
7424         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7425         (object_hard_regs_subnode_t): Ditto.
7426         (struct object_hard_regs_subnode): Ditto.
7427         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7428         (setup_object_hard_regs_subnode_index): Ditto.
7429         (get_object_hard_regs_subnodes_num): Ditto.
7430         (form_object_hard_regs_nodes_forest): Ditto.
7431         (finish_object_hard_regs_nodes_tree): Ditto.
7432         (finish_object_hard_regs_nodes_forest): Ditto.
7433         (allocnos_have_intersected_live_ranges_p): Rename to
7434         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7435         (pseudos_have_intersected_live_ranges_p): Rename to
7436         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7437         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7438         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7439         (update_copy_costs): Remove assert.  Skip cost update if the hard
7440         reg does not belong the class.
7441         (assign_hard_reg): Process only profitable hard regs.
7442         (uncolorable_allocnos_num): Make it scalar.
7443         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7444         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7445         and ira_reg_class_max_nregs.
7446         (bucket_allocno_compare_func): Check frequency first.
7447         (sort_bucket): Add compare function as a parameter.
7448         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7449         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7450         (push_allocno_to_stack): Rewrite for checking new allocno
7451         colorability.
7452         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7453         (push_only_colorable): Pass new parameter to sort_bucket.
7454         (push_allocno_to_spill): Remove.
7455         (allocno_spill_priority_compare): Make it inline and rewrite.
7456         (splay_tree_allocate, splay_tree_free): Remove.
7457         (allocno_spill_sort_compare): New function.
7458         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7459         build and use splay tree.  Choose first allocno in uncolorable
7460         allocno bucket to spill.  Remove setting spill cost.
7461         (all_conflicting_hard_regs): Remove.
7462         (setup_allocno_available_regs_num): Check only profitable hard
7463         regs.  Print info about hard regs nodes.
7464         (setup_allocno_left_conflicts_size): Remove.
7465         (put_allocno_into_bucket): Don't call
7466         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7467         (improve_allocation): New.
7468         (color_allocnos): Call setup_profitable_hard_regs,
7469         form_object_hard_regs_nodes_forest, improve_allocation,
7470         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7471         (print_loop_title): Use pressure classes.
7472         (color_allocnso): Ditto.
7473         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7474         and allocnos_for_spilling.
7475         (ira_sort_regnos_for_alter_reg): Don't setup members
7476         {first,next}_coalesced_allocno.
7477         (color): Remove allocating and freeing removed_splay_allocno_vec.
7478         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7479         prohibited_class_mode_regs.
7480
7481         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7482         formatting.
7483         (update_allocno_pressure_excess_length): Use pressure classes.
7484         (inc_register_pressure, dec_register_pressure): Check for pressure
7485         class.
7486         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7487         pressure class.  Use ira_reg_class_nregs instead of
7488         ira_reg_class_max_nregs.
7489         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7490         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7491         (single_reg_class): Use ira_reg_class_nregs instead of
7492         ira_reg_class_max_nregs.
7493         (process_bb_node_lives): Use pressure classes.
7494
7495         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7496         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7497         (change_loop): Use pressure classes.
7498         (modify_move_list): Call ira_set_allocno_class instead of
7499         ira_set_allocno_cover_class.
7500
7501         * ira-build.c: Remove mentioning cover classes from the file.  Use
7502         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7503         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7504         ALLOCNO_UPDATED_CLASS_COST instead of
7505         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7506         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7507         (ira_create_allocno): Remove initialization of
7508         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7509         ALLOCNO_COLORABLE_P.
7510         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7511         Update conflict regs for the objects.
7512         (create_cap_allocno): Remove assert.  Don't propagate
7513         ALLOCNO_AVAILABLE_REGS_NUM.
7514         (ira_free_allocno_costs): New function.
7515         (finish_allocno): Change a part of code into call of
7516         ira_free_allocno_costs.
7517         (low_pressure_loop_node_p): Use pressure classes.
7518         (object_range_compare_func): Don't compare classes.
7519         (setup_min_max_conflict_allocno_ids): Ditto.
7520
7521         * loop-invariant.c: Remove mentioning cover classes from the file.
7522         Use ira_pressure_classes and ira_pressure_classes_num instead of
7523         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7524         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7525         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7526         Use reg_allocno_class instead of reg_cover_class.
7527         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7528         STACK_REG_COVER_CLASS.
7529         (get_regno_cover_class): Rename to get_regno_pressure_class.
7530         (move_loop_invariants): Initialize and finalize regstat.
7531
7532         * ira.c: Remove mentioning cover classes from the file.  Add
7533         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7534         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7535         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7536         setup_class_subset_and_memory_move_costs.
7537         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7538         (setup_cover_and_important_classes): Rename to
7539         setup_allocno_and_important_classes.
7540         (setup_class_translate_array): New.
7541         (setup_class_translate): Call it for allocno and pressure classes.
7542         (cover_class_order): Rename to allocno_class_order.
7543         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7544         of ira_class_translate.
7545         (reorder_important_classes): Set up ira_important_class_nums.
7546         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7547         (print_class_cover): Rename to print_classes.  Add parameter.
7548         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7549         Print pressure classes too.
7550         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7551         setup_reg_subclasses.
7552         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7553         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7554         (setup_prohibited_class_mode_regs): Use
7555         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7556         (clarify_prohibited_class_mode_regs): New function.
7557         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7558         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7559         (ira_init_once): Initialize them.
7560         (free_register_move_costs): Process them.
7561         (ira_init): Move calls of find_reg_classes and
7562         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7563         Call clarify_prohibited_class_mode_regs.
7564         (ira_no_alloc_reg): Remove.
7565         (too_high_register_pressure_p): Use pressure classes.
7566
7567         * sched-deps.c: Remove mentioning cover classes from the file.
7568         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7569         ira_pressure_classes and ira_pressure_classes_num instead of
7570         ira_reg_class_cover_size and ira_reg_class_cover.
7571         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7572         sched_regno_pressure_class instead of sched_regno_cover_class.
7573         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7574         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7575
7576         * ira.h: Add 2010 to Copyright.
7577         (ira_no_alloc_reg): Remove external.
7578         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7579         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7580         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7581         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7582         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7583         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7584         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7585         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7586         x_ira_no_alloc_regs.
7587         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7588         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7589         ira_allocno_classes_num and ira_allocno_classes.
7590         (ira_class_translate): Rename to ira_allocno_class_translate.
7591         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7592         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7593         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7594         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7595         (ira_no_alloc_regs): New.
7596
7597         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7598         classes from the file.  Use ALLOCNO_CLASS instead of
7599         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7600         ALLOCNO_COVER_CLASS_COST.
7601         (regno_cover_class): Rename to regno_aclass.
7602         (record_reg_classes): Use ira_reg_class_subunion instead of
7603         ira_reg_class_union.
7604         (record_address_regs): Check overflow.
7605         (scan_one_insn): Ditto.
7606         (print_allocno_costs): Print total mem cost fore regional allocation.
7607         (print_pseudo_costs): Use REG_N_REFS.
7608         (find_costs_and_classes): Use classes intersected with them on the
7609         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7610         ira_reg_class_union.  Use ira_allocno_class_translate and
7611         regno_aclass instead of ira_class_translate and regno_cover_class.
7612         Modify code for finding regno_aclass.  Setup preferred classes for
7613         the next pass.
7614         (setup_allocno_cover_class_and_costs): Rename to
7615         setup_allocno_class_and_costs.  Use regno_aclass instead of
7616         regno_cover_class.  Use ira_set_allocno_class instead of
7617         ira_set_allocno_cover_class.
7618         (init_costs, finish_costs): Use regno_aclass instead of
7619         regno_cover_class.
7620         (ira_costs): Use setup_allocno_class_and_costs instead of
7621         setup_allocno_cover_class_and_costs.
7622         (ira_tune_allocno_costs_and_cover_classes): Rename to
7623         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7624         by processing objects.  Use ira_reg_class_max_nregs instead of
7625         ira_reg_class_nregs.
7626
7627         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7628
7629         * sched-int.h: Remove mentioning cover classes from the file.
7630         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7631
7632         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7633         classes from the file.
7634         (struct reg_pref): Rename coverclass into allocnoclass.
7635         (reg_cover_class): Rename to reg_allocno_class.
7636
7637         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7638
7639         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7640
7641         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7642
7643         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7644
7645         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7646
7647         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7648
7649         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7650
7651         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7652
7653         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7654
7655         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7656
7657         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7658         (i386_ira_cover_classes): Ditto.
7659
7660         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7661
7662         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7663
7664         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7665
7666         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7667
7668         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7669
7670         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7671
7672         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7673         (mips_ira_cover_classes): Ditto.
7674
7675         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7676
7677         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7678
7679         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7680
7681         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7682
7683         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7684
7685         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7686         (IRA_COVER_CLASSES_VSX): Ditto.
7687
7688         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7689         (rs6000_ira_cover_classes): Ditto.
7690
7691         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7692
7693         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7694
7695         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7696
7697         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7698
7699         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7700
7701         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7702
7703         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7704
7705         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7706
7707         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7708
7709         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7710
7711 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7712
7713         PR debug/48253
7714         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7715         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7716         dw_fde_unlikely_section_end_label, cold_in_std_section,
7717         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7718         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7719         fields.
7720         (output_fde): Use dw_fde_second_{begin,end} if second is
7721         true, otherwise dw_fde_{begin,end}.
7722         (output_call_frame_info): Test dw_fde_second_begin != NULL
7723         instead of dw_fde_switched_sections.
7724         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7725         fields, initialize new fields.  Initialize in_std_section
7726         unconditionally from the first partition.
7727         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7728         dw_fde_second_begin is non-NULL.
7729         (dwarf2out_switch_text_section): Stop initializing removed
7730         dw_fde_struct fields, initialize new fields, initialize
7731         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7732         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7733         (struct var_loc_list_def): Add last_before_switch field.
7734         (arange_table, arange_table_allocated, arange_table_in_use,
7735         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7736         (size_of_aranges): Count !in_std_section and !second_in_std_section
7737         hunks in fdes, instead of looking at arange_table_in_use.
7738         (output_aranges): Add aranges_length argument, don't call
7739         size_of_aranges here.  Instead of using aranges_table*
7740         emit ranges for fdes when !in_std_section resp.
7741         !second_in_std_section.
7742         (dw_loc_list): Break ranges crossing section switch.
7743         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7744         use dw_fde_second_end instead of dw_fde_end as end of last range.
7745         (gen_subprogram_die): Don't call add_arange.  Use
7746         dw_fde_{begin,end} for first partition and if switched
7747         section dw_fde_second_{begin,end} for the second.
7748         (var_location_switch_text_section_1,
7749         var_location_switch_text_section): New functions.
7750         (dwarf2out_begin_function): Initialize cold_text_section even
7751         when function_section () isn't text_section.
7752         (prune_unused_types): Don't walk arange_table.
7753         (dwarf2out_finish): Don't needlessly test
7754         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7755         If info_section_emitted, call size_of_aranges and if it indicates
7756         non-empty .debug_aranges, call output_aranges with the computed
7757         size.  Stop using removed dw_fde_struct fields, use
7758         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7759         for second.
7760
7761         PR debug/48203
7762         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7763         create ENTRY_VALUE if incoming or address of incoming's MEM
7764         is a hard REG.
7765         * dwarf2out.c (mem_loc_descriptor): Don't emit
7766         DW_OP_GNU_entry_value of DW_OP_fbreg.
7767         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7768         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7769         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7770         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7771         ENTRY_VALUE_EXPs.
7772         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7773         is a REG_P or MEM_P with REG_P address, compute hash directly
7774         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7775         (preserve_only_constants): Don't clear VALUES forwaring
7776         ENTRY_VALUE to some other VALUE.
7777
7778 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7779
7780         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7781         instead of GEN_INT.
7782
7783 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7784
7785         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7786         block before expanding the statement.
7787         (expand_gimple_stmt_1): Likewise.  Set them here...
7788         (expand_gimple_stmt): ...and not here.  Tidy.
7789         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7790         unknown.
7791
7792 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7793
7794         * Makefile.in: New rule for cprop.o.
7795         * gcse.c: Move constant/copy propagation to cprop.c.
7796         (compute_local_properties): Only handle expression tables.
7797         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7798         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7799         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7800         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7801         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7802         compute_cprop_data, find_used_regs, try_replace_reg,
7803         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7804         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7805         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7806         find_bypass_set, reg_killed_on_edge, bypass_block,
7807         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7808         execute_rtl_cprop, pass_rtl_cprop): Move to...
7809         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7810         moved from gcse.c to here with minor cleanups in duplicated code.
7811
7812 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
7813
7814         * config/i386/i386.c (flag_opts): Fix a typo in
7815         -mavx256-split-unaligned-store.
7816
7817 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7818
7819         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
7820         LIBCALL_VALUE): Remove macros.
7821         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7822         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7823         (h8300_function_value, h8300_libcall_value,
7824         h8300_function_value_regno_p): New functions.
7825
7826 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7827
7828         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
7829
7830 2011-03-28  Jeff Law  <law@redhat.com>
7831
7832         * tree-ssa-threadupdate.c (redirect_edges): Call
7833         create_edge_and_update_destination_phis as needed.
7834         (create_edge_and_update_destination_phis): Accept new BB argument.
7835         All callers updated.
7836         (thread_block): Do not update the profile when threading around
7837         intermediate blocks.
7838         (thread_single_edge): Likewise.
7839         (determine_bb_domination_status): If BB is not a successor of the
7840         loop header, return NONDOMINATING.
7841         (register_jump_thread): Note when we register a jump thread around
7842         an intermediate block.
7843         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
7844         (thread_across_edge): Use it.
7845
7846 2011-03-28  Tristan Gingold  <gingold@adacore.com>
7847
7848         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
7849         when for_return is 2.
7850
7851 2011-03-28  Jeff Law  <law@redhat.com>
7852
7853         * var-tracking.c (canonicalize_values_mark): Delete unused
7854         lhs assignment.
7855         (canonicalize_values_star, set_variable_part): Likewise.
7856         (clobber_variable_part, delete_variable_part): Likewise.
7857
7858 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7859
7860         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
7861
7862 2011-03-28  Martin Jambor  <mjambor@suse.cz>
7863
7864         * tree-inline.c (expand_call_inline): Do not check that destination
7865         node is analyzed.
7866         (optimize_inline_calls): Assert that destination node is analyzed.
7867         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
7868         not call tree_lowering_passes.
7869         * cgraph.h (cgraph_analyze_function): Declare.
7870         * cgraphunit.c (cgraph_analyze_function): Make public.
7871
7872 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
7873
7874         * config/sparc/sparc-opts.h: New.
7875         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
7876         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
7877         (sparc_option_override): Store processor_type enumeration rather
7878         than string in cpu_default.  Remove name and enumeration from
7879         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
7880         without using sparc_select.  Use target_flags_explicit instead of
7881         fpu_option_set.
7882         * config/sparc/sparc.h (enum processor_type): Move to
7883         sparc-opts.h.
7884         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
7885         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
7886         HeaderInclude entry.
7887         (mcpu=, mtune=): Use Var and Enum.
7888         (sparc_processor_type): New Enum and EnumValue entries.
7889
7890 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7891             Iain Sandoe  <iains@gcc.gnu.org>
7892
7893         PR target/48245
7894         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
7895
7896 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7897
7898         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
7899         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
7900         Insert new statements at it in lieu of STMT.
7901         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
7902         * tree-vect-stmts.c (vectorizable_store): Likewise.
7903         (vectorizable_load): Likewise.
7904
7905 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
7906
7907         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
7908         (divtf3): Ditto.
7909         (multf3): Ditto.
7910         (subtf3): Ditto.
7911
7912 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7913
7914         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7915         unaligned 256bit load/store.
7916         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7917         (*avx_movdqu<avxmodesuffix>): Likewise.
7918
7919 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7920
7921         PR target/48288
7922         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7923         * config/pa/pa.md (iordi3): Use new predicate in expander.
7924         (iorsi3): Likewise.
7925
7926 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7927
7928         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7929         FUNCTION_VALUE_REGNO_P): Remove macros.
7930         * config/mips/mips-protos.h (mips_function_value): Remove.
7931         * config/mips/mips.c (mips_function_value): Rename to...
7932         (mips_function_value_1): ... this. Make static.  Handle receiving
7933         the function type in 'fn_decl_or_type' argument.
7934         (mips_function_value, mips_libcall_value,
7935         mips_function_value_regno_p): New function.
7936         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7937         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7938
7939 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7940
7941         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7942         and -mavx256-split-unaligned-store.
7943         (ix86_option_override_internal): Split 32-byte AVX unaligned
7944         load/store by default.
7945         (ix86_avx256_split_vector_move_misalign): New.
7946         (ix86_expand_vector_move_misalign): Use it.
7947
7948         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7949         -mavx256-split-unaligned-store.
7950
7951         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7952         256bit load/store.  Generate unaligned store on misaligned memory
7953         operand.
7954         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7955         256bit load/store.
7956         (*avx_movdqu<avxmodesuffix>): Likewise.
7957
7958         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7959         -mavx256-split-unaligned-store.
7960
7961 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7962
7963         PR target/38598
7964         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7965         Update commentary.
7966
7967 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7968
7969         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7970         opno arguments with an expand_operand.  Use create_input_operand.
7971         (mips_prepare_builtin_target): Delete.
7972         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7973         functions.
7974         (mips_expand_builtin_direct): Use create_output_operand and
7975         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7976         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7977         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7978
7979 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7980
7981         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7982         function.
7983         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7984
7985 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7986
7987         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7988         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7989         basic blocks and call commit_edge_insertions directly.
7990         (fixup_abnormal_edges): Move from here to...
7991         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7992         on the edges and return whether some have actually been inserted.
7993         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7994         compensation code.
7995
7996 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7997
7998         PR rtl-optimization/48144
7999         * sel-sched-ir.c (merge_history_vect): Factor out from ...
8000         (merge_expr_data): ... here.
8001         (av_set_intersect): Rename to av_set_code_motion_filter.
8002         Update all callers.  Call merge_history_vect when an expression
8003         is found in both sets.
8004         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
8005
8006 2011-03-26  Alan Modra  <amodra@gmail.com>
8007
8008         * config/rs6000/predicates.md (word_offset_memref_op): Handle
8009         cmodel medium addresses.
8010         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
8011         64-bit gpr loads and stores.
8012         (rs6000_secondary_reload_ppc64): New function.
8013         * config/rs6000/rs6000-protos.h: Declare it.
8014         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
8015
8016 2011-03-26  Alan Modra  <amodra@gmail.com>
8017
8018         PR target/47487
8019         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
8020         GNU Go in traceback table.
8021
8022 2011-03-25  Richard Henderson  <rth@redhat.com>
8023
8024         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
8025         if there are exactly 6 operands.
8026         (set_storage_via_setmem): Similarly.
8027
8028 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8029
8030         * collect2.c (write_c_file_stat): Handle backslash
8031         as right-hand directory separator.
8032         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
8033         checking just for slash.
8034         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
8035         instead of checking for trailing slash.
8036         * gcc.c (record_temp_file): Use filename_cmp instead
8037         of strcmp.
8038         (do_spec_1): Likewise.
8039         (replace_outfile_spec_function): Likewise.
8040         (is_directory): Use filename_ncmp instead of strncmp.
8041         (print_multilib_info): Likewise.
8042         * gcov.c (find_source): Use filename_cmp instead
8043         instead of strcmp.
8044         (make_gcov_file_name): Fix order of slash/backslash
8045         checks.
8046         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
8047         (add_standard_paths): Likewise.
8048         * mips-tfile.c (saber_stop): Handle backslash.
8049         * prefix.c (update_path): Use filename_ncmp instead of
8050         strncmp.
8051         * profile.c (output_location): Use filename_cmp instead
8052         of strcmp.
8053         * read-md.c (handle_toplevel_file): Handle backslash.
8054         * tlink.c (frob_extension):  Likewise.
8055         * tree-cfg.c (same_line_p): Use filename_cmp instead of
8056         strcmp.
8057         * tree-dump.c (dequeue_and_dump): Handle backslash.
8058         * tree.c (get_file_function_name): Likewise.
8059         * gengtype.c (read_input_list): Likewise.
8060         (get_file_realbasename): Likewise.
8061         (get_output_file_with_visibility): Use filename_cmp
8062         instead of strcmp.
8063
8064 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
8065
8066         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
8067         case to VFPv1.
8068
8069 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8070
8071         * fold-const.c (expr_location_or): New function.
8072         (fold_truth_not_expr): Call it.
8073
8074 2011-03-25  Jeff Law  <law@redhat.com>
8075
8076         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
8077         va_end.
8078         * c-family/c-common.c (def_fn_type): Likewise.
8079         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
8080         * emit-rtl.c (gen_rtvec): Likewise.
8081         * lto/lto-lang.c (def_fn_type): Likewise.
8082
8083 2011-03-25  Richard Guenther  <rguenther@suse.de>
8084
8085         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
8086         also generate copies.
8087         (fini_copy_prop): Handle constant values properly.
8088
8089 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
8090
8091         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
8092         mode size instead of bitsize with DWARF2_ADDR_SIZE.
8093         (hash_loc_operands, compare_loc_operands): Handle
8094         DW_OP_GNU_entry_value.
8095
8096 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8097
8098         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
8099         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
8100         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
8101         comment and use macro TARGET_64BIT_MS_ABI instead.
8102         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
8103         and change default behavior for 32-bit MS_ABI.
8104         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
8105         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
8106         32-bit, too.
8107         (ix86_cfun_abi): Likewise.
8108         (ix86_maybe_switch_abi): Adjust comment.
8109         (init_cumulative_args): Check for bit-ness in MS_ABI case.
8110         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
8111         instead of checking for SYSV_ABI.
8112         (ix86_nsaved_sseregs): Likewise.
8113         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
8114         to 16 bytes.
8115         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
8116         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
8117         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
8118         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
8119         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
8120
8121 2011-03-25  Richard Guenther  <rguenther@suse.de>
8122
8123         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
8124         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8125         (verify_gimple): Remove.
8126         * tree-cfg.c (verify_gimple_call): Merge verification
8127         from verify_stmts.
8128         (verify_gimple_phi): Merge verification from verify_stmts.
8129         (verify_gimple_label): New function.
8130         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
8131         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
8132         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
8133         (verify_stmts): Rename to verify_gimple_in_cfg.
8134         (verify_gimple_in_cfg): New function.
8135         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
8136         * tree-ssa.c (verify_ssa): Likewise.
8137         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
8138
8139 2011-03-25  Richard Guenther  <rguenther@suse.de>
8140
8141         * passes.c (init_optimization_passes): Add FRE pass after
8142         early SRA.
8143
8144 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
8145             Andrew Stubbs  <ams@codesourcery.com>
8146
8147         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
8148         for Cortex-A8.
8149         (arm_movdi_vfp_cortexa8): New pattern.
8150         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
8151         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
8152         instructions when tuning for Cortex-A8.  Set attribute "arch".
8153         * config/arm/arm.md: Move include arm-tune.md up a bit.
8154         (define_attr "arch"): Add "onlya8" and "nota8" values.
8155         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
8156
8157 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
8158
8159         PR bootstrap/48282
8160         Revert:
8161         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8162
8163         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8164         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8165         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8166         * passes.c (init_optimization_passes): Move
8167         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8168
8169 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8170
8171         * c-typeck.c (comptypes_internal): Replace target
8172         hook call of comp_type_attributes by version in tree.c file.
8173         * gimple.c (gimple_types_compatible_p_1): Likewise.
8174         * tree-ssa.c (useless_type_conversion_p): Likewise.
8175         * tree.c (build_type_attribute_qual_variant): Likewise.
8176         (attribute_value_equal): New static helper function.
8177         (comp_type_attributes): New function.
8178         (merge_attributes): Use attribute_value_equal for comparison.
8179         (attribute_list_contained): Likewise.
8180         * tree.h (comp_type_attributes): New prototype.
8181
8182 2011-03-25  Richard Guenther  <rguenther@suse.de>
8183
8184         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
8185         of complex types at -O0.
8186         (verify_gimple_assign_binary): Likewise.
8187         (verify_gimple_assign_ternary): Likewise.
8188
8189 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8190
8191         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
8192         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
8193
8194 2011-03-24  Mark Wielaard  <mjw@redhat.com>
8195
8196         PR debug/48041
8197         * dwarf2out.c (output_abbrev_section): Only write table when
8198         abbrev_die_table_in_use > 1.
8199
8200 2011-02-24  Richard Henderson  <rth@redhat.com>
8201
8202         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
8203         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
8204         (alpha_expand_unaligned_load_words): Use extql.
8205         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
8206         (emit_insxl): Handle all modes for consistency.
8207
8208 2011-02-24  Richard Henderson  <rth@redhat.com>
8209
8210         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
8211         (alpha_expand_unaligned_load): Likewise.
8212         (alpha_expand_unaligned_store): Likewise.
8213         (alpha_expand_unaligned_load_words): Likewise.
8214         (alpha_expand_unaligned_store_words): Likewise.
8215         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
8216         (alpha_split_lock_test_and_set_12): Likewise.
8217         (print_operand, alpha_fold_builtin_extxx): Likewise.
8218         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
8219         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
8220         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
8221         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
8222         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
8223         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
8224         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
8225         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
8226         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
8227         (extwl, extll, extql): Similarly.
8228         (inswh, inslh, insqh): Similarly.
8229         (mskbl, mskwl, mskll, mskql): Similarly.
8230         (mskwh, msklh, mskqh): Similarly.
8231
8232 2011-02-24  Richard Henderson  <rth@redhat.com>
8233
8234         * config/alpha/alpha.md (attribute isa): Add er, ner.
8235         (attribute enabled): Handle them.
8236         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
8237
8238 2011-02-24  Richard Henderson  <rth@redhat.com>
8239
8240         * config/alpha/alpha.md (attribute isa): Add vms.
8241         (attribute enabled): Handle it.
8242         (*movsf): Merge *movsf_{nofix,fix,nofp}.
8243         (*movdf): Merge *movdf_{nofix,fix,nofp}.
8244         (*movtf): Rename from *movtf_internal for consistency.
8245         (*movsi): Merge with *movsi_nt_vms.
8246         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
8247         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
8248         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
8249         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
8250
8251 2011-02-24  Richard Henderson  <rth@redhat.com>
8252
8253         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
8254         (extendqisi2, extendhisi2): Likewise.
8255         (extendqidi2): Simplify BWX/non-BWX expansions.
8256         (extendhidi2): Similarly.
8257
8258 2011-02-24  Richard Henderson  <rth@redhat.com>
8259
8260         * config/alpha/alpha.md (attribute isa): New.
8261         (attribute enabled): New.
8262         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
8263         (zero_extendqisi2, zero_extendqidi2): Similarly.
8264         (zero_extendhisi2, zero_extendhidi2): Similarly.
8265         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
8266
8267 2011-02-24  Richard Henderson  <rth@redhat.com>
8268
8269         * config/alpha/predicates.md (input_operand): Revert last change;
8270         update comment to mention 32-bit VMS rather than Windows.
8271
8272 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8273
8274         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
8275         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
8276         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
8277         * passes.c (init_optimization_passes): Move
8278         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
8279
8280 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8281
8282         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
8283
8284 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8285
8286         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
8287         correctly.
8288
8289 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
8290
8291         PR debug/48204
8292         * simplify-rtx.c (simplify_const_unary_operation): Call
8293         real_convert when changing mode class with FLOAT_EXTEND.
8294
8295 2011-03-24  Nick Clifton  <nickc@redhat.com>
8296
8297         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
8298         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8299         * config/rx/rx.c (rx_option_override): Set align_jumps,
8300         align_loops and align_labels if not set by the user.
8301         (rx_align_for_label): New function.
8302         (rx_max_skip_for_label): New function.
8303         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
8304         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
8305         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
8306         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
8307         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
8308
8309 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8310
8311         PR rtl-optimization/48263
8312         * optabs.c (expand_binop_directly): Reinstate convert_modes code
8313         and original commutative_p handling.  Use maybe_gen_insn.
8314
8315 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8316
8317         * reload.c (find_reloads_subreg_address): Add address_reloaded
8318         parameter and return true there if the full address has been
8319         reloaded.
8320         (find_reloads_toplev): Pass address_reloaded flag.
8321         (find_reloads_address_1): Don't use address_reloaded parameter.
8322
8323 2011-03-24  Jeff Law  <law@redhat.com>
8324
8325         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
8326         unused variable "ann".
8327         (remove_unused_locals): Likewise.
8328
8329         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
8330         statement.
8331
8332         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
8333         after it is freed.
8334
8335 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8336
8337         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
8338         for invalid symbolic addresses.
8339         (s390_secondary_reload): Don't use s390_check_symref_alignment for
8340         larl operands.
8341
8342 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8343
8344         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
8345         the argument in calls to fold_truth_not_expr.
8346
8347 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8348
8349         * tree.c (record_node_allocation_statistics): New function.
8350         (make_node_stat, copy_node_stat, build_string): Call it.
8351         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
8352         (build1_stat, build_omp_clause): Likewise.
8353
8354 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8355
8356         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
8357         last commit.
8358
8359 2011-03-24  Richard Guenther  <rguenther@suse.de>
8360
8361         PR tree-optimization/48271
8362         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8363         blocks that still exist.
8364
8365 2011-03-24  Richard Guenther  <rguenther@suse.de>
8366
8367         PR tree-optimization/48270
8368         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8369         not free datarefs before ddrs.
8370
8371 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8372
8373         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8374         from the address built for a reference with variable offset.
8375
8376 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8377
8378         PR target/48237
8379         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8380         alternatives that can be handled with movq or movabsq insn.
8381         (*movdf_internal): Disable for !TARGET_64BIT.
8382         (*movdf_internal_nointeger): Ditto.
8383         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8384
8385 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8386
8387         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8388         (FUNCTION_ARG_ADVANCE): Likewise.
8389         * tm.texi.in: Change references to them to hook references.
8390         * tm.texi: Regenerate.
8391         * targhooks.c (default_function_arg): Eliminate check for target macro.
8392         (default_function_incoming_arg): Likewise.
8393         (default_function_arg_advance): Likewise.
8394         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8395         (function_arg_advance): Likewise.
8396         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8397
8398 2011-03-24  Richard Guenther  <rguenther@suse.de>
8399
8400         PR middle-end/48269
8401         * tree-object-size.c (addr_object_size): Do not double-account
8402         for MEM_REF offsets.
8403
8404 2011-03-24  Diego Novillo  <dnovillo@google.com>
8405
8406         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8407         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8408         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8409         Update all users.
8410         (lto_input_string): Rename from input_string.  Make extern.
8411         Update all users.
8412         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8413         output_string_with_length.
8414         Output 0 to indicate a non-NULL string.  Update all callers to
8415         not emit 0.
8416         (lto_output_string): Rename from output_string.  Make extern.
8417         Update all users.
8418         (lto_output_decl_state_streams): Make extern.
8419         (lto_output_decl_state_refs): Make extern.
8420         * lto-streamer.h (lto_input_string): Declare.
8421         (lto_input_data_block): Declare.
8422         (lto_output_string): Declare.
8423         (lto_output_string_with_length): Declare.
8424         (lto_output_decl_state_streams): Declare.
8425         (lto_output_decl_state_refs): Declare.
8426
8427 2011-03-24  Richard Guenther  <rguenther@suse.de>
8428
8429         PR tree-optimization/46562
8430         * tree.c (build_invariant_address): New function.
8431         * tree.h (build_invariant_address): Declare.
8432         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8433         a renamed function moved ...
8434         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8435         Take valueization callback parameter.
8436         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8437         * gimple-fold.h: New file.
8438         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8439         (ccp_fold, fold_const_aggregate_ref,
8440         fold_ctor_reference, fold_nonarray_ctor_reference,
8441         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8442         get_base_constructor): Move ...
8443         * gimple-fold.c: ... here.
8444         (gimple_fold_stmt_to_constant_1): New function
8445         split out from ccp_fold.  Take a valueization callback parameter.
8446         Valueize all operands.
8447         (gimple_fold_stmt_to_constant): New wrapper function.
8448         (fold_const_aggregate_ref_1): New function split out from
8449         fold_const_aggregate_ref.  Take a valueization callback parameter.
8450         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8451         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8452         invariant POINTER_PLUS_EXPRs to invariant form.
8453         (vn_valueize): New function.
8454         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8455         * tree-vrp.c (vrp_valueize): New function.
8456         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8457         to fold statements to constants.
8458         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8459         function declarations.
8460         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8461         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8462
8463 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8464
8465         * config/h8300/predicates.md (jump_address_operand): Fix register
8466         mode check.
8467
8468 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8469
8470         * doc/invoke.texi (max-stores-to-sink): Document.
8471         * params.h (MAX_STORES_TO_SINK): Define.
8472         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8473         if either vectorization or if-conversion is disabled.
8474         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8475         tree-vect-data-refs.c vect_equal_offsets.
8476         (dr_equal_offsets_p): New function.
8477         (find_data_references_in_bb): Remove static.
8478         * tree-data-ref.h (find_data_references_in_bb): Declare.
8479         (dr_equal_offsets_p): Likewise.
8480         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8481         (vect_drs_dependent_in_basic_block): Update calls to
8482         vect_equal_offsets.
8483         (vect_check_interleaving): Likewise.
8484         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8485         (cond_if_else_store_replacement): Rename to...
8486         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8487         documentation.
8488         (cond_if_else_store_replacement): New function.
8489         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8490         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8491
8492 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8493
8494         PR target/46934
8495         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8496         to subtract lower bound instead of GEN_INT().
8497
8498 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8499
8500         PR other/48179
8501         PR other/48221
8502         PR other/48234
8503         * doc/extend.texi (Alignment): Move section to match order in TOC.
8504         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8505         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8506
8507 2011-03-23  Jeff Law  <law@redhat.com>
8508
8509         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8510         before removing the edge.
8511
8512         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8513         it may have been freed by redirect_branch_edge or
8514         redirect_edge_succ_nodup.
8515
8516 2011-03-23  Richard Guenther  <rguenther@suse.de>
8517
8518         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8519         (check_va_list_escapes): Likewise.
8520         (check_all_va_list_escapes): Likewise.
8521
8522 2011-03-23  Richard Guenther  <rguenther@suse.de>
8523
8524         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8525         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8526         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8527         (alias.o): Likewise.
8528         (ipa-type-escape.o): Remove.
8529         (ipa-struct-reorg.o): Likewise.
8530         (GTFILES): Remove ipa-struct-reorg.c.
8531         * alias.c: Do not include ipa-type-escape.h.
8532         * tree-ssa-alias.c: Likewise.
8533         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8534         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8535         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8536         and ipa-type-escape passes.
8537         * tree-pass.h (pass_ipa_type_escape): Remove.
8538         (pass_ipa_struct_reorg): Likewise.
8539         * ipa-struct-reorg.h: Remove.
8540         * ipa-struct-reorg.c: Likewise.
8541         * ipa-type-escape.h: Likewise.
8542         * ipa-type-escape.c: Likewise.
8543         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8544         (--param struct-reorg-cold-struct-ratio): Likewise.
8545         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8546         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8547         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8548
8549 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8550
8551         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8552         cpu attribute value.
8553         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8554         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8555         * config/s390/s390.c (processor_flags_table): New constant array.
8556         (s390_handle_arch_option): Remove.
8557         (s390_handle_option): Remove s390_handle_arch_option invocations
8558         and OPT_mwarn_framesize_ handling.
8559         (s390_option_override): Remove s390_handle_arch_option invocation.
8560         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8561         warnings.
8562         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8563         * config/s390/s390.opt (s390_tune, s390_arch)
8564         (march=): Replace s390_arch_option enum and values with
8565         processor_type.  Set variable name to s390_arch.  Set
8566         initialization value.
8567         (mtune=): Replace s390_arch_option with processor_type.  Set
8568         variable name to s390_tune.  Set initialization value.
8569
8570 2011-03-23  Julian Brown  <julian@codesourcery.com>
8571
8572         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8573         accesses which are not naturally aligned.
8574
8575 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8576
8577         PR target/47553
8578         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8579
8580 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8581
8582         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8583         parameter from "int" to "enum insn_code".
8584         (expand_operand_type): New enum.
8585         (expand_operand): New structure.
8586         (create_expand_operand): New function.
8587         (create_fixed_operand, create_output_operand): Likewise
8588         (create_input_operand, create_convert_operand_to): Likewise.
8589         (create_convert_operand_from, create_address_operand): Likewise.
8590         (create_integer_operand): Likewise.
8591         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8592         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8593         (expand_insn, expand_jump_insn): Likewise.
8594         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8595         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8596         (expand_movstr, expand_builtin___clear_cache): Likewise.
8597         (expand_builtin_lock_release): Likewise.
8598         * explow.c (allocate_dynamic_stack_space): Likewise.
8599         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8600         and use the default handling in that case.
8601         * expmed.c (check_predicate_volatile_ok): Delete.
8602         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8603         (emit_cstore): Likewise.
8604         * expr.c (emit_block_move_via_movmem): Likewise.
8605         (set_storage_via_setmem, expand_assignment): Likewise.
8606         (emit_storent_insn, try_casesi): Likewise.
8607         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8608         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8609         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8610         (expand_twoval_unop, expand_twoval_binop): Likewise.
8611         (expand_unop_direct, emit_indirect_jump): Likewise.
8612         (emit_conditional_move, vector_compare_rtx): Likewise.
8613         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8614         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8615         (expand_sync_lock_test_and_set): Likewise.
8616         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8617         (emit_unop_insn): Likewise.
8618         (expand_copysign_absneg): Change icode to an insn_code.
8619         (create_convert_operand_from_type): New function.
8620         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8621         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8622         (expand_insn, expand_jump_insn): Likewise.
8623         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8624         than const_int_operand for operand 2.
8625
8626 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8627
8628         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8629         if possible.
8630
8631 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8632
8633         * emit-rtl.c (emit_pattern_before_noloc): New function.
8634         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8635         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8636         (emit_pattern_after_noloc): New function.
8637         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8638         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8639
8640 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8641
8642         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8643         (__ffsDI2): Likewise.
8644
8645 2011-03-22  Richard Henderson  <rth@redhat.com>
8646
8647         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8648         of !TARGET_ABI_OPEN_VMS.
8649         (alpha_trampoline_init, alpha_start_function): Likewise.
8650         (alpha_expand_epilogue, alpha_file_start): Likewise.
8651         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8652         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8653         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8654         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8655         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8656
8657 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8658
8659         * config/s390/s390-opts.h: New.
8660         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8661         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8662         s390_stack_guard): Remove.
8663         (s390_handle_arch_option): Return void.  Take enum
8664         s390_arch_option value instead of string and searching array.
8665         (s390_handle_option): Don't assert that global structures are in
8666         use.  Access variables via opts pointer.  Use error_at.  Don't use
8667         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8668         s390_handle_arch_option.
8669         (s390_option_override): Update call to s390_handle_arch_option.
8670         (s390_emit_prologue): Use %d format for s390_stack_size in
8671         diagnostic.  Use %wd for HOST_WIDE_INT.
8672         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8673         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8674         * config/s390/s390.opt (config/s390/s390-opts.h): New
8675         HeaderInclude entry.
8676         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8677         s390_arch_flags, s390_warn_framesize): New Variable entries.
8678         (s390_arch_option): New Enum and EnumValue entries.
8679         (march=): Use Enum instead of Var.
8680         (mstack-guard=, mstack-size=): Use UInteger and Var.
8681         (mtune=): Use Enum.
8682
8683 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8684
8685         * config/score/score.c (score_handle_option): Don't assert that
8686         global structures are in use.  Access target_flags via opts
8687         pointer.  Use value of -march= option to determine target_flags
8688         settings.
8689         * config/score/score.opt (march=): Use Enum.
8690         (score_arch): New Enum and EnumValue entries.
8691
8692 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8693
8694         * config/mep/mep.c (option_mtiny_specified): Remove.
8695         (mep_option_override): Move register handling for -mivc2 from
8696         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8697         instead of option_mtiny_specified.
8698         (mep_handle_option): Access target_flags via opts pointer.  Don't
8699         assert that global structures are in use.  Defer part of -mivc2
8700         handling and move it to mep_option_override.
8701         * config/mep/mep.opt (IVC2): New Mask entry.
8702         (mivc2): Use Var and Defer instead of Mask.
8703
8704 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8705
8706         * config/v850/v850-opts.h: New.
8707         * config/v850/v850.c (small_memory): Replace with
8708         small_memory_physical_max array.  Make that array static const.
8709         (v850_handle_memory_option): Take integer value of argument.  Take
8710         gcc_options pointer, option text and location.  Return void.
8711         Update for changes to small memory structures.
8712         (v850_handle_option): Access target_flags via opts pointer.  Don't
8713         assert that global structures are in use.  Update calls to
8714         v850_handle_memory_option.
8715         (v850_encode_data_area): Update references to small memory settings.
8716         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8717         (enum small_memory_type): Move to v850-opts.h.
8718         * config/v850/v850.opt (config/v850/v850-opts.h): New
8719         HeaderInclude entry.
8720         (small_memory_max): New Variable entry.
8721         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8722         (mtda, mzda): Likewise.
8723
8724 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8725
8726         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8727         pointer.  Don't assert that global structures are in use.
8728
8729 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8730
8731         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8732         via opts pointer.  Don't assert that global structures are in use.
8733
8734 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8735
8736         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8737         (munix=93): Use Var.
8738         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8739         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8740         * config/pa/pa-opts.h: New.
8741         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8742         (pa_handle_option): Don't assert that global structures are in
8743         use.  Access target_flags via opts pointer.  Don't handle
8744         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8745         OPT_munix_98 here.
8746         (pa_option_override): Handle deferred OPT_mfixed_range_.
8747
8748 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8749
8750         * config/mn10300/mn10300-opts.h: New.
8751         * config/mn10300/mn10300.c (mn10300_processor,
8752         mn10300_tune_string): Remove.
8753         (mn10300_handle_option): Don't assert that global structures are
8754         in use.  Access mn10300_processor via opts pointer.  Don't handle
8755         OPT_mtune_ here.
8756         * config/mn10300/mn10300.h (enum processor_type): Move to
8757         mn10300-opts.h.
8758         (mn10300_processor): Remove.
8759         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8760         HeaderInclude entry.
8761         (mn10300_processor): New Variable entry.
8762         (mtune=): Use Var.
8763
8764 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8765
8766         * config/microblaze/microblaze.c: Don't include opts.h.
8767         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8768         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8769         (mno-clearbss): Use Var and Warn.
8770
8771 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8772
8773         * config/m32r/m32r-opts.h: New.
8774         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8775         (m32r_handle_option): Don't assert that global structures are in
8776         use.  Access target_flags and m32r_cache_flush_func via opts
8777         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8778         OPT_mno_flush_trap here.
8779         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8780         include of m32r-opts.h.
8781         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8782         HeaderInclude entry.
8783         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8784         (mmodel=): Use Enum and Var.
8785         (m32r_model): New Enum and EnumValue entries.
8786         (mno-flush-trap): Use Var.
8787         (msdata=): Use Enum and Var.
8788         (m32r_sdata): New Enum and EnumValue entries.
8789
8790 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8791
8792         * config/m32c/m32c.c: Don't include opts.h.
8793         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8794         m32c_handle_option): Remove.
8795         (m32c_option_override): Check global_options_set.x_target_memregs
8796         instead of target_memregs_set.
8797         * config/m32c/m32c.h (target_memregs): Remove.
8798         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8799         variable.
8800
8801 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8802
8803         * config/iq2000/iq2000-opts.h: New.
8804         * config/iq2000/iq2000.c: Don't include opts.h.
8805         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8806         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8807         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8808         HeaderInclude entry.
8809         (iq2000_tune): New Variable entry.
8810         (march=): Add comment.  Use Enum.
8811         (iq2000_arch): New Enum and EnumValue entries.
8812         (mcpu=): Use Enum and Var.
8813         (iq2000_tune): New Enum and EnumValue entries.
8814
8815 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8816
8817         * config/ia64/ia64-opts.h: New.
8818         * config/ia64/ia64.c (ia64_tune): Remove.
8819         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
8820         here.  Use error_at.
8821         (ia64_option_override): Handle deferred OPT_mfixed_range_.
8822         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
8823         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
8824         HeaderInclude entry.
8825         (ia64_tune): New Variable entry.
8826         (mfixed-range=): Use Defer and Var.
8827         (mtune=): Use Enum and Var.
8828         (ia64_tune): New Enum and EnumValue entries.
8829
8830 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8831
8832         * config/frv/frv-opts.h: New.
8833         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
8834         frv-opts.h.
8835         (frv_cpu_type): Remove.
8836         * config/frv/frv.c: Don't include opts.h.
8837         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
8838         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
8839         (frv_cpu_type): New Variable entry.
8840         (frv_cpu): New Enum and EnumValue entries.
8841
8842 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8843
8844         * config/cris/cris.c (cris_handle_option): Access target_flags via
8845         opts pointer.  Don't assert that global structures are in use.
8846         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
8847         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
8848
8849 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8850
8851         * config/bfin/bfin-opts.h: New.
8852         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
8853         bfin_si_revision, bfin_workarounds): Remove.
8854         (bfin_cpus): Make static const.
8855         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
8856         not bfin_lib_id_given.
8857         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
8858         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
8859         pointer. Use error_at.  Don't assert that global structures are in use.
8860         * config/bfin/bfin.h: Include bfin-opts.h.
8861         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
8862         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
8863         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
8864         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
8865         entries.
8866
8867 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8868
8869         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
8870         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
8871         or -msoft-float here.
8872         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
8873         -msoft-float and -mhard-float.
8874         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
8875         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8876         msoft-float.
8877         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
8878         -msoft-float.
8879         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
8880         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
8881         not mhard-float.
8882         (LIBGCC_SPEC): Don't handle -msoft-float.
8883         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
8884         -mhard-float.
8885         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8886         msoft-float.
8887         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
8888         -mfloat-abi=*, not -msoft-float and -mhard-float.
8889         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
8890         -msoft-float.
8891         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
8892         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
8893         mhard-float and msoft-float.
8894         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
8895         mfloat-abi=soft in comments, not mhard-float and msoft-float.
8896         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8897         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
8898         mhard-float.
8899         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
8900         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
8901         msoft-float.
8902         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
8903         not mhard-float.
8904         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
8905         not msoft-float.
8906
8907 2011-03-22  Richard Henderson  <rth@redhat.com>
8908
8909         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
8910         TARGET_ABI_WINDOWS_NT.
8911         (alpha_output_function_end_prologue): Likewise.
8912         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
8913         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8914         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8915         (trap, *movsi_nt_vms): Likewise.
8916         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8917         (*tablejump_osf_nt_internal): Remove.
8918         * config/alpha/predicates.md (input_operand): Only test Pmode.
8919
8920 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8921
8922         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8923         via opts pointer.  Use error_at.  Don't assert that global
8924         structures are in use.
8925
8926 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8927
8928         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8929         (ix86_handle_option): Access ix86_isa_flags and
8930         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8931         global structures are in use.
8932         (ix86_function_specific_save, ix86_function_specific_restore):
8933         Update ix86_isa_flags_explicit field name.
8934         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8935         (ix86_isa_flags_explicit): Rename TargetSave entry to
8936         x_ix86_isa_flags_explicit.
8937
8938 2011-03-22  Richard Henderson  <rth@redhat.com>
8939
8940         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8941         (alpha_option_override, direct_return): Likewise.
8942         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8943         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8944         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8945         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8946         (alpha_expand_epilogue, alpha_end_function): Likewise.
8947         (alpha_init_libfuncs): Likewise.
8948         (struct machine_function): Remove unicosmk members.
8949         (print_operand) ['t']: Remove.
8950         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8951         unicosmk_output_module_name, unicosmk_output_common,
8952         current_section_align, unicosmk_output_text_section_asm_op,
8953         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8954         unicosmk_section_type_flags, unicosmk_unique_section,
8955         unicosmk_asm_named_section, unicosmk_insert_attributes,
8956         unicosmk_output_align, unicosmk_defer_case_vector,
8957         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8958         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8959         unicosmk_output_ssib, unicosmk_add_call_info_word,
8960         unicosmk_extern_head, unicosmk_output_default_externs,
8961         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8962         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8963         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8964         * config/alpha/alpha-protos.h: Update.
8965         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8966         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8967         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8968         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8969         (*mulsi_se, mulvsi3): Likewise.
8970         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8971         (*divmodsi_internal, call, call_value, realign): Likewise.
8972         (moddi3, umoddi3): Likewise; remove duplicate expander.
8973         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8974         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8975         (*movdi_nofix): Remove r/U alternative.
8976         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8977         * config/alpha/constraints.md ("U"): Remove.
8978         * config/alpha/predicates.md (call_operand"): Don't test
8979         TARGET_ABI_UNICOSMK.
8980
8981 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8982
8983         * target.def (handle_option): Take gcc_options and
8984         cl_decoded_option pointers and location_t.
8985         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8986         * doc/tm.texi: Regenerate.
8987         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8988         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8989         * lto-opts.c (lto_reissue_options): Generate option structure for
8990         targetm.handle_option call.
8991         * opts.c (target_handle_option): Update call to
8992         targetm.handle_option.  Remove assertions about values now passed
8993         down to hook.
8994         * targhooks.c (default_target_handle_option): New.
8995         * targhooks.h (default_target_handle_option): Declare.
8996         * config/alpha/alpha.c: Include opts.h.
8997         (alpha_handle_option): Update to new hook interface.
8998         * config/arm/arm.c: Include opts.h.
8999         (arm_handle_option): Update to new hook interface.
9000         * config/arm/t-arm (arm.o): Update dependencies.
9001         * config/bfin/bfin.c: Include opts.h.
9002         (bfin_handle_option): Update to new hook interface.
9003         * config/cris/cris.c: Include opts.h.
9004         (cris_handle_option): Update to new hook interface.
9005         * config/frv/frv.c: Include opts.h.
9006         (frv_handle_option): Update to new hook interface.
9007         * config/i386/i386.c: Include opts.h.
9008         (ix86_handle_option): Update to new hook interface.
9009         (ix86_valid_target_attribute_inner_p): Generate option structure
9010         for call to ix86_handle_option.
9011         * config/i386/t-i386 (i386.o): Update dependencies.
9012         * config/ia64/ia64.c: Include opts.h.
9013         (ia64_handle_option): Update to new hook interface.
9014         * config/ia64/t-ia64 (ia64.o): Update dependencies.
9015         * config/iq2000/iq2000.c: Include opts.h.
9016         (iq2000_handle_option): Update to new hook interface.
9017         * config/m32c/m32c.c: Include opts.h.
9018         (m32c_handle_option): Update to new hook interface.
9019         * config/m32r/m32r.c: Include opts.h.
9020         (m32r_handle_option): Update to new hook interface.
9021         * config/m68k/m68k.c: Include opts.h.
9022         (m68k_handle_option): Update to new hook interface.
9023         * config/mep/mep.c: Include opts.h.
9024         (mep_handle_option): Update to new hook interface.
9025         * config/microblaze/microblaze.c: Include opts.h.
9026         (microblaze_handle_option): Update to new hook interface.
9027         * config/mips/mips.c: Include opts.h.
9028         (mips_handle_option): Update to new hook interface.
9029         * config/mn10300/mn10300.c: Include opts.h.
9030         (mn10300_handle_option): Update to new hook interface.
9031         * config/pa/pa.c: Include opts.h.
9032         (pa_handle_option): Update to new hook interface.
9033         * config/pdp11/pdp11.c: Include opts.h.
9034         (pdp11_handle_option): Update to new hook interface.
9035         * config/rs6000/rs6000.c: Include opts.h.
9036         (rs6000_handle_option): Update to new hook interface.
9037         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
9038         * config/rx/rx.c: Include opts.h.
9039         (rx_handle_option): Update to new hook interface.
9040         * config/s390/s390.c: Include opts.h.
9041         (s390_handle_option): Update to new hook interface.
9042         * config/score/score.c: Include opts.h.
9043         (score_handle_option): Update to new hook interface.
9044         * config/sh/sh.c: Include opts.h.
9045         (sh_handle_option): Update to new hook interface.
9046         * config/sparc/sparc.c: Include opts.h.
9047         (sparc_handle_option): Update to new hook interface.
9048         * config/v850/v850.c: Include opts.h.
9049         (v850_handle_option): Update to new hook interface.
9050
9051 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9052
9053         * gcc.c (driver_unknown_option_callback): Only permit and save
9054         unknown -Wno- options.
9055         (driver_wrong_lang_callback): Save options directly instead of via
9056         driver_unknown_option_callback.
9057
9058 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9059
9060         * combine.c (simplify_set): Try harder to find the best CC mode when
9061         simplifying a nested COMPARE on the RHS.
9062
9063 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9064
9065         * config/alpha/gnu.h: Remove.
9066         * config/arc: Remove directory.
9067         * config/arm/netbsd.h: Remove.
9068         * config/arm/t-pe: Remove.
9069         * config/crx: Remove directory.
9070         * config/i386/netbsd.h: Remove.
9071         * config/m68hc11: Remove directory.
9072         * config/m68k/uclinux-oldabi.h: Remove.
9073         * config/mcore/mcore-pe.h: Remove.
9074         * config/mcore/t-mcore-pe: Remove.
9075         * config/netbsd-aout.h: Remove.
9076         * config/rs6000/gnu.h: Remove.
9077         * config/sh/sh-symbian.h: Remove.
9078         * config/sh/symbian-base.c: Remove.
9079         * config/sh/symbian-c.c: Remove.
9080         * config/sh/symbian-cxx.c: Remove.
9081         * config/sh/symbian-post.h: Remove.
9082         * config/sh/symbian-pre.h: Remove.
9083         * config/sh/t-symbian: Remove.
9084         * config/svr3.h: Remove.
9085         * config/vax/netbsd.h: Remove.
9086         * config.build: Don't handle i[34567]86-*-pe.
9087         * config.gcc: Remove handling of deprecations for most deprecated
9088         targets.
9089         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
9090         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
9091         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
9092         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
9093         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
9094         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
9095         Remove cases.
9096         * config.host: Don't handle i[34567]86-*-pe.
9097         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
9098         (ASM_SPEC32): Don't handle -mcall-gnu.
9099         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
9100         -mcall-gnu.
9101         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
9102         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
9103         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9104         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
9105         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
9106         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
9107         conditional on SYMBIAN.
9108         * configure.ac: Don't handle powerpc*-*-gnu*.
9109         * configure: Regenerate.
9110         * doc/extend.texi (interrupt attribute): Don't mention CRX.
9111         * doc/install-old.texi (m6811, m6812): Don't mention.
9112         * doc/install.texi (arc-*-elf*): Don't document multilib option.
9113         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
9114         (m68k-uclinuxoldabi): Don't mention.
9115         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
9116         Remove.
9117         (-mcall-gnu): Remove.
9118         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
9119         families): Remove constraint documentation.
9120
9121 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
9122
9123         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
9124         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
9125         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
9126
9127 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9128
9129         PR target/48226
9130         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
9131         vector when peeking at the next token for vector, don't expand the
9132         keywords.
9133
9134 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
9135
9136         * config/avr/avr-protos.h (expand_epilogue): Change prototype
9137         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
9138         * config/avr/avr.c (init_cumulative_args)
9139         (avr_function_arg_advance): Use it.
9140         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
9141         sibcall epilogues.
9142         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
9143         (avr_function_ok_for_sibcall): ...this new function.
9144         (avr_lookup_function_attribute1): New static Function.
9145         (avr_naked_function_p, interrupt_function_p)
9146         (signal_function_p, avr_OS_task_function_p)
9147         (avr_OS_main_function_p): Use it.
9148         * config/avr/avr.md ("sibcall", "sibcall_value")
9149         ("sibcall_epilogue"): New expander.
9150         ("*call_insn", "*call_value_insn"): New insn.
9151         ("call_insn", "call_value_insn"): Remove
9152         ("call", "call_value", "epilogue"): Change expander to handle
9153         sibling calls.
9154
9155 2011-03-21  Nick Clifton  <nickc@redhat.com>
9156
9157         * doc/invoke.texi (Overall Options): Move closing brace to end of
9158         options list.
9159         (Optimization Options): Add missing @gol.
9160         (Directory Options): Likewise.
9161         (i386 and x86-64 Options): Likewise.
9162         (RS6000 and PowerPC Options): Likewise.
9163         (i386 and x86-64 Windows Options): Likewise.
9164         (V850 Options): Add text missing from descriptions.
9165
9166 2011-03-22  Richard Henderson  <rth@redhat.com>
9167
9168         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
9169         (avr_incoming_return_addr_rtx): New.
9170         (emit_push_byte): New.
9171         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
9172         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
9173         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
9174         (emit_pop_byte): New.
9175         (expand_epilogue): Use it.  Pop frame pointer by bytes.
9176         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
9177         (INCOMING_RETURN_ADDR_RTX): New.
9178         (INCOMING_FRAME_SP_OFFSET): New.
9179         (ARG_POINTER_CFA_OFFSET): New.
9180         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
9181         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
9182         (pophi): Remove.
9183
9184         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
9185
9186 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9187
9188         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9189         (FUNCTION_ARG_ADVANCE): Likewise.
9190         * tm.texi.in: Change references to them to hook references.
9191         * tm.texi: Regenerate.
9192         * targhooks.c (default_function_arg): Eliminate check for target
9193         macro.
9194         (default_function_incoming_arg): Likewise.
9195         (default_function_arg_advance): Likewise.
9196         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9197         (function_arg_advance): Likewise.
9198         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9199
9200 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9201
9202         * tree.c (build_call_1): New function.
9203         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
9204
9205 2011-03-22  Richard Guenther  <rguenther@suse.de>
9206
9207         PR tree-optimization/48228
9208         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
9209         for single-arg PHIs.
9210
9211 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
9212
9213         PR rtl-optimization/48143
9214         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
9215         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
9216         sse2_cvtps2pd): Likewise.
9217
9218 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9219
9220         * recog.c (canonicalize_change_group): Use validate_unshare_change.
9221
9222 2011-03-22  Richard Guenther  <rguenther@suse.de>
9223
9224         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
9225         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
9226         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
9227         and REALIGN_LOAD_EXPR.
9228         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
9229         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
9230         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
9231         DOT_PROD_EXPR case ...
9232         (expand_expr_real_2): ... here.
9233         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
9234         and REALIGN_LOAD_EXPR.
9235         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
9236         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
9237         (vect_create_epilog_for_reduction): Likewise.
9238         (vectorizable_reduction): Likewise.
9239         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
9240         * tree-vect-stmts.c (vectorizable_load): Likewise.
9241
9242 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
9243
9244         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
9245
9246 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9247
9248         * config/s390/s390.c (s390_delegitimize_address): Fix offset
9249         handling for PLTOFF/GOTOFF.
9250
9251 2011-03-22  Nick Clifton  <nickc@redhat.com>
9252
9253         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
9254         trailing backslash from the end of the macro definition.
9255
9256 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9257
9258         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
9259         and PLT unspecs.
9260
9261 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
9262
9263         * expr.h (prepare_operand): Move to...
9264         * optabs.h (prepare_operand): ...here and change the insn code
9265         parameter from "int" to "enum insn_code".
9266         (insn_operand_matches): Declare.
9267         * expr.c (init_expr_target): Use insn_operand_matches.
9268         (compress_float_constant): Likewise.
9269         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
9270         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
9271         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
9272         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
9273         Likewise.
9274         (gen_cond_trap): Likewise.
9275         (prepare_operand): Likewise.  Change icode to an insn_code.
9276         (insn_operand_matches): New function.
9277         * reload.c (find_reloads_address_1): Use insn_operand_matches.
9278         * reload1.c (gen_reload): Likewise.
9279         * targhooks.c (default_secondary_reload): Likewise.
9280
9281 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9282
9283         * config/alpha/alpha.md (unspec): New define_c_enum.
9284         (unspecv): Ditto.
9285
9286 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
9287
9288         PR debug/48214
9289         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
9290         between a call and its CALL_ARG_LOCATION note.
9291
9292 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
9293
9294         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
9295
9296 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9297
9298         PR c/42544
9299         PR c/48197
9300         * c-common.c (shorten_compare): If primopN is first sign-extended
9301         to opN and then zero-extended to result type, set primopN to opN.
9302
9303 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
9304
9305         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
9306         for barrier handlers.
9307
9308 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
9309
9310         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
9311         UNSPEC constants to be in the unspec enumeration, and redefine
9312         all UNSPECV constants to be in the unspecv enumeration, so that
9313         dumps print which unspec/unspec_volatile this is.
9314         * config/rs6000/vector.md (UNSPEC_*): Ditto.
9315         * config/rs6000/paired.md (UNSPEC_*): Ditto.
9316         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
9317         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
9318         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
9319
9320         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
9321         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
9322         UNSPECV_LWSYNC, since these are used as unspec_volatile.
9323         * config/rs6000/sync.md (isync, lwsync): Ditto.
9324
9325 2011-03-21  Richard Guenther  <rguenther@suse.de>
9326
9327         * params.def (lto-min-partition): Fix typo.
9328
9329 2011-03-21  Richard Guenther  <rguenther@suse.de>
9330
9331         PR c/47939
9332         * c-decl.c (grokdeclarator): Drop to the main variant only
9333         for array types.  Drop flag_gen_aux_info check.
9334
9335 2011-03-21  Richard Guenther  <rguenther@suse.de>
9336
9337         PR translation/47911
9338         * params.def (lto-partitions): Fix typo.
9339         (lto-min-partition): Fix wording.
9340
9341 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
9342
9343         * config/rs6000/t-freebsd: Remove duplication from file.
9344
9345 2011-03-21  Richard Guenther  <rguenther@suse.de>
9346
9347         PR middle-end/47661
9348         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
9349
9350 2011-03-21  Richard Guenther  <rguenther@suse.de>
9351
9352         PR lto/48210
9353         * params.def (lto-partitions): Require at least 1 partition.
9354
9355 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9356
9357         * gthr-solaris.h: Remove.
9358         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
9359         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
9360         (LIB_SPEC): Likewise.
9361         * config/sol2.opt (threads): Remove.
9362         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9363         (sparc*-*-solaris2*): Likewise.
9364         * configure.ac (enable_threads): Enable solaris support.
9365         * configure: Regenerate.
9366         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9367         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9368         solaris.
9369
9370 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9371
9372         * config.gcc: Obsolete *-*-solaris2.8*.
9373         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9374
9375 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9376
9377         PR bootstrap/48135
9378         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9379         reference.  Solaris 8 perl works.
9380
9381 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9382
9383         PR bootstrap/48135
9384         * doc/install.texi (Prerequisites): Move jar etc. up.
9385         Explain support library version requirements.
9386
9387 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9388
9389         PR bootstrap/48135
9390         * doc/install.texi (Prerequisites): Move Perl to build
9391         requirements.  Always necessary on Solaris 2 with Sun ld.
9392
9393 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9394
9395         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9396         binutils 2.21.
9397         (Specific, i?86-*-solaris2.[89]): Likewise.
9398         (Specific, i?86-*-solaris2.10): Likewise.
9399         (Specific, mips-sgi-irix6): Likewise.
9400         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9401         Update for binutils 2.21.
9402
9403 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9404
9405         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9406         Allow -fuse-linker-plugin for non-default plugin linker.
9407         * configure: Regenerate.
9408
9409 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9410
9411         PR bootstrap/48167
9412         * gengtype.c (files_rules): Added rule for cp/parser.h.
9413
9414 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9415
9416         PR target/48213
9417         * config/s390/s390.c (s390_delegitimize_address): Don't call
9418         lowpart_subreg if orig_x has BLKmode.
9419
9420 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9421
9422         PR target/12171
9423         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9424         * tree.h (attribute_spec): Add new member affects_type_identity.
9425         * attribs.c (empty_attribute_table): Adjust attribute_spec
9426         initializers.
9427         * config/alpha/alpha.c: Likewise.
9428         * config/arc/arc.c: Likewise.
9429         * config/arm/arm.c: Likewise.
9430         * config/avr/avr.c: Likewise.
9431         * config/bfin/bfin.c: Likewise.
9432         * config/crx/crx.c: Likewise.
9433         * config/darwin.h: Likewise.
9434         * config/h8300/h8300.c: Likewise.
9435         * config/i386/cygming.h: Likewise.
9436         * config/i386/i386.c: Likewise.
9437         * config/ia64/ia64.c: Likewise.
9438         * config/m32c/m32c.c: Likewise.
9439         * config/m32r/m32r.c: Likewise.
9440         * config/m68hc11/m68hc11.c: Likewise.
9441         * config/m68k/m68k.c: Likewise.
9442         * config/mcore/mcore.c: Likewise.
9443         * config/mep/mep.c: Likewise.
9444         * config/microblaze/microblaze.c: Likewise.
9445         * config/mips/mips.c: Likewise.
9446         * config/rs6000/rs6000.c: Likewise.
9447         * config/rx/rx.c: Likewise.
9448         * config/sh/sh.c: Likewise.
9449         * config/sol2.h: Likewise.
9450         * config/sparc/sparc.c: Likewise.
9451         * config/spu/spu.c: Likewise.
9452         * config/stormy16/stormy16.c: Likewise.
9453         * config/v850/v850.c: Likewise.
9454
9455 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9456
9457         * simplify-rtx.c (simplify_binary_operation_1): Handle
9458         (xor (and A B) C) case when B and C are both constants.
9459
9460 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9461
9462         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9463
9464 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9465
9466         PR bootstrap/48168
9467         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9468
9469 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9470
9471         PR rtl-optimization/48156
9472         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9473         assume df and df_lr are not NULL.
9474
9475 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9476
9477         PR debug/48023
9478         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9479         between a call and its CALL_ARG_LOCATION note.
9480
9481 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9482
9483         PR debug/48178
9484         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9485         between a call and its corresponding CALL_ARG_LOCATION note.
9486
9487 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9488
9489         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9490         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9491         * haifa-sched.c (setup_ref_regs): Ditto.
9492         * caller-save.c (add_used_regs_1): Ditto.
9493         * dse.c (look_for_hardregs): Ditto.
9494         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9495         * sched-rgn.c (check_live_1): Ditto.
9496
9497 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9498
9499         * c-decl.c (diagnose_mismatched_decls): Give an error for
9500         redefining a typedef with variably modified type.
9501
9502 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9503
9504         * c-decl.c (grokfield): Don't allow typedefs for structures or
9505         unions with no tag by default.
9506         * doc/extend.texi (Unnamed Fields): Update.
9507
9508 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9509
9510         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9511         Rewrite using indirect functions.
9512         (lwp_slwpcb): Ditto.
9513         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9514         (avx_vinsertf128<mode>): Ditto.
9515
9516 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9517
9518         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9519         unspecs.
9520
9521 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9522
9523         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9524         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9525
9526 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9527
9528         PR rtl-optimization/48170
9529         * gcse.c (hoist_code): Remove bogus asserts.
9530
9531 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9532
9533         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9534         computation for prologue/epilogue.
9535
9536 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9537
9538         * Makefile.in (check-consistency): Remove.
9539
9540 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9541
9542         PR debug/48176
9543         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9544         arange_table_in_use is 0, but either text_section_used or
9545         cold_text_section_used is true.  Don't call it if
9546         !info_section_emitted.
9547
9548 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9549
9550         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9551         FUNCTION_VALUE_REGNO_P): Remove.
9552         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9553         Remove.
9554         * config/avr/avr.c (avr_ret_register): Make static inline.
9555         (avr_function_value_regno_p): New function.
9556         (avr_libcall_value): Make static. Add 'func' argument.
9557         (avr_function_value): Make static. Rename 'func' argument to
9558         'fn_decl_or_type', forward it to avr_libcall_value. Call
9559         avr_ret_register function instead of RET_REGISTER macro.
9560         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9561
9562 2011-03-18  Jason Merrill  <jason@redhat.com>
9563
9564         PR c++/23372
9565         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9566
9567 2011-03-18  Richard Guenther  <rguenther@suse.de>
9568
9569         * doc/install.texi (--enable-gold): Remove.
9570         (--with-plugin-ld): Document.
9571         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9572
9573 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9574
9575         PR middle-end/47790
9576         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9577         again after expansion changes.
9578
9579 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9580
9581         * combine.c (try_combine): Do simplification only call of
9582         subst() on i2 even when i1 is present. Update comments.
9583
9584 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9585
9586         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9587         and UNSPEC_PCREL_SYMOFF.
9588
9589 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9590
9591         * config/s390/s390.md: Use define_c_enum for the unspec constant
9592         definitions.
9593
9594 2011-03-18  Richard Henderson  <rth@redhat.com>
9595             Jakub Jelinek  <jakub@redhat.com>
9596
9597         PR bootstrap/48161
9598         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9599         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9600
9601 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9602
9603         PR middle-end/47725
9604         * combine.c (cant_combine_insn_p): Don't check zero/sign
9605         extended hard registers.
9606
9607 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9608
9609         PR middle-end/47725
9610         * combine.c (cant_combine_insn_p): Check zero/sign extended
9611         hard registers.
9612
9613 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9614
9615         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9616         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9617         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9618         Change return type to bool.
9619         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9620
9621 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9622
9623         PR debug/48163
9624         * var-tracking.c (prepare_call_arguments): If CALL target
9625         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9626         pc instead of looking it up using cselib_lookup and use
9627         Pmode for it if x has VOIDmode.
9628         * dwarf2out.c (gen_subprogram_die): If also both first and
9629         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9630
9631         PR debug/48163
9632         * function.c (assign_parms): For data.passed_pointer parms
9633         use MEM of data.entry_parm instead of data.entry_parm itself
9634         as DECL_INCOMING_RTL.
9635         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9636         also when passed and declared mode is the same, DECL_RTL
9637         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9638         a MEM too.
9639
9640 2011-03-16  Jeff Law  <law@redhat.com>
9641
9642         PR rtl-optimization/37273
9643         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9644         handle them like argument loads from stack slots.  Do not double
9645         count memory for memory constants and argument loads from stack slots.
9646
9647 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9648
9649         PR debug/48160
9650         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9651
9652 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9653
9654         PR target/48171
9655         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9656
9657 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9658
9659         PR bootstrap/48153
9660         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9661         if dwarf_strict.
9662         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9663         Clear call_arg_locations and call_arg_loc_last always.
9664
9665         PR middle-end/48152
9666         * var-tracking.c (prepare_call_arguments): If argument needs to be
9667         passed by reference, adjust argtype and mode.
9668
9669 2011-03-17  Richard Guenther  <rguenther@suse.de>
9670
9671         PR middle-end/48134
9672         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9673         a value make sure to fold the statement.
9674
9675 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9676
9677         PR target/43872
9678         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9679         return condition with !cfun->calls_alloca.
9680
9681 2011-03-17  Richard Guenther  <rguenther@suse.de>
9682
9683         PR bootstrap/48148
9684         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9685         origin for decls in other ltrans units.
9686         (input_varpool_node): Likewise.
9687
9688 2011-03-17  Richard Guenther  <rguenther@suse.de>
9689
9690         PR middle-end/48165
9691         * tree-object-size.c (compute_object_offset): Properly return
9692         the offset operand of MEM_REFs as sizetype.
9693
9694 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9695
9696         PR rtl-optimization/48141
9697         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9698         * dse.c: Include params.h.
9699         (active_local_stores_len): New variable.
9700         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9701         to NULL.
9702         (record_store, check_mem_read_rtx): Decrease it when removing
9703         from the chain.
9704         (scan_insn): Likewise.  Increase it when adding to chain, if it
9705         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9706         set active_local_stores to NULL before the addition.
9707         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9708
9709         PR rtl-optimization/48141
9710         * dse.c (record_store): If no positions are needed in an insn
9711         that cannot be deleted, at least unchain it from active_local_stores.
9712
9713 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9714
9715         PR debug/47510
9716         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9717         (lookup_type_die_strip_naming_typedef): ... here.
9718         (get_context_die): Use it.
9719         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9720         the anonymous struct named by the naming typedef.
9721
9722 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9723
9724         PR target/48154
9725         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9726         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9727
9728 2011-03-16  Jeff Law  <law@redhat.com>
9729
9730         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9731         check for operands of conditional.  Allow type to be a pointer.
9732
9733 2011-03-16  Richard Guenther  <rguenther@suse.de>
9734
9735         PR tree-optimization/48149
9736         * fold-const.c (fold_binary_loc): Fold
9737         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9738
9739 2011-03-16  Richard Guenther  <rguenther@suse.de>
9740
9741         PR tree-optimization/26134
9742         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9743         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9744         (non_rewritable_mem_ref_base): Handle complex type component
9745         accesses, constrain offsets for vector and complex extracts
9746         more properly.
9747
9748 2011-03-16  Richard Guenther  <rguenther@suse.de>
9749
9750         PR tree-optimization/48146
9751         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9752         operands avoiding the need for renaming.
9753
9754 2011-03-16  Richard Guenther  <rguenther@suse.de>
9755
9756         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9757         constant folding.  Move MEM_REF canonicalization first.
9758         Rely on fold_const_aggregate_ref for initializer folding.
9759         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9760
9761 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9762
9763         PR middle-end/48136
9764         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9765         arg0/arg1 or their arguments are always fold converted to matching
9766         types.
9767
9768         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9769         to nargs.
9770
9771 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9772
9773         PR lto/46944
9774         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9775         Handle in-tree gold.
9776         (ld_vers): Extract binutils version for gold.
9777         (gcc_cv_ld_hidden): Handle gold here.
9778         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9779         * configure: Regenerate.
9780         * config.in: Regenerate.
9781         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9782         -fuse-linker-plugin otherwise.
9783         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9784         (LINK_COMMAND_SPEC): Use it.
9785         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9786
9787 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9788
9789         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9790         * calls.c: Remove debug.h include.
9791         (emit_call_1): Don't call virtual_call_token debug hook.
9792         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9793         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9794         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9795         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9796         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9797         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9798         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9799         dwarf2out_virtual_call): Remove.
9800         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9801         copy_call_info and virtual_call hooks.
9802         (dwarf2out_init): Don't initialize vcall_insn_table,
9803         debug_dcall_section and debug_vcall_section.
9804         (prune_unused_types): Don't mark nodes from dcall_table.
9805         (dwarf2out_finish): Don't output dcall or vcall tables.
9806         * final.c (final_scan_insn): Don't call direct_call or
9807         virtual_call debug hooks.
9808         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9809         virtual_call_token, copy_call_info and virtual_call hooks.
9810         (debug_nothing_uid): Remove prototype.
9811         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
9812         copy_call_info and virtual_call hooks.
9813         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9814         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
9815         * debug.c (do_nothing_debug_hooks): Likewise.
9816         (debug_nothing_uid): Remove.
9817         * doc/invoke.texi (-fenable-icf-debug): Remove.
9818         * common.opt (-fenable-icf-debug): Likewise.
9819
9820         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
9821         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
9822         call's MEM.  Handle functions returning aggregate through a hidden
9823         first pointer.  For virtual calls add clobbered pc to call arguments
9824         chain.
9825         * dwarf2out.c (gen_subprogram_die): Emit
9826         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
9827         can't be emitted.
9828
9829         PR debug/45882
9830         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
9831         * rtl.h (ENTRY_VALUE_EXP): Define.
9832         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
9833         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
9834         * print-rtl.c (print_rtx): Likewise.
9835         * gengtype.c (adjust_field_rtx_def): Likewise.
9836         * var-tracking.c (vt_add_function_parameter): Adjust
9837         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
9838         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
9839         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
9840         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
9841         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
9842
9843         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
9844         Call var_location debug hook even on CALL_INSNs.
9845         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
9846         * rtl.def (ENTRY_VALUE): New.
9847         * dwarf2out.c: Include cfglayout.h.
9848         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
9849         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
9850         (struct call_arg_loc_node): New type.
9851         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
9852         tail_call_site_count): New variables.
9853         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
9854         DW_TAG_GNU_call_site_parameter.
9855         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
9856         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
9857         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
9858         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
9859         and DW_AT_GNU_all_source_call_sites.
9860         (mem_loc_descriptor): Handle ENTRY_VALUE.
9861         (add_src_coords_attributes): Don't add enything if
9862         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
9863         (dwarf2out_abstract_function): Save and clear call_arg_location,
9864         call_site_count and tail_call_site_count around dwarf2out_decl call.
9865         (gen_call_site_die): New function.
9866         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
9867         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
9868         (dwarf2out_function_decl): Clear call_arg_locations,
9869         call_arg_loc_last, set call_site_count and tail_call_site_count
9870         to -1 and free block_map.
9871         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
9872         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
9873         followed by any real instructions.
9874         (dwarf2out_begin_function): Set call_site_count and
9875         tail_call_site_count to 0.
9876         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
9877         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
9878         attempt to force a DIE for it and worst case remove the attribute.
9879         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
9880         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
9881         the decl itself.
9882         * var-tracking.c: Include tm_p.h.
9883         (vt_stack_adjustments): For calls call note_register_arguments.
9884         (argument_reg_set): New variable.
9885         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
9886         ensure the VALUE is resolved.
9887         (call_arguments): New variable.
9888         (prepare_call_arguments): New function.
9889         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
9890         (struct expand_loc_callback_data): Add ignore_cur_loc field.
9891         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
9892         always use the best expression.
9893         (vt_expand_loc): Add ignore_cur_loc argument.
9894         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
9895         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
9896         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
9897         note for all calls.
9898         (vt_add_function_parameter): Use cselib_lookup_from_insn.
9899         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
9900         argument.  Don't call cselib_preserve_only_values and
9901         cselib_reset_table.
9902         (note_register_arguments): New function.
9903         (vt_initialize): Compute argument_reg_set.  Call
9904         vt_add_function_parameters before processing basic blocks instead of
9905         afterwards.  For calls call prepare_call_arguments before calling
9906         cselib_process_insn.
9907         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
9908         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
9909         (var-tracking.o): Depend on $(TM_P_H).
9910         * cfglayout.h (insn_scope): New prototype.
9911         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
9912         * cfglayout.c (insn_scope): No longer static.
9913         * insn-notes.def (CALL_ARG_LOCATION): New.
9914         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9915         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9916         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9917         nothing for DECL_EXTERNAL BLOCK_VARS.
9918
9919 2011-03-16  Alan Modra  <amodra@gmail.com>
9920
9921         PR target/45844
9922         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9923         create invalid offset address for vsx splat insn.
9924         * config/rs6000/predicates.md (splat_input_operand): New.
9925         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9926
9927 2011-03-15  Xinliang David Li  <davidxl@google.com>
9928
9929         PR c/47837
9930         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9931         (normalize_preds): New function.
9932         (is_use_properly_guarded): Normalize def predicates.
9933
9934 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9935
9936         PR target/46788
9937         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9938         in the output template.
9939
9940 2011-03-15  Richard Guenther  <rguenther@suse.de>
9941
9942         PR middle-end/47650
9943         * tree-pretty-print.c (dump_function_declaration): Properly
9944         dump unprototyped and varargs function types.
9945
9946 2011-03-15  Richard Guenther  <rguenther@suse.de>
9947
9948         PR tree-optimization/13954
9949         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9950         and friends.
9951
9952 2011-03-15  Richard Guenther  <rguenther@suse.de>
9953
9954         PR tree-optimization/48037
9955         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9956         selects into BIT_FIELD_REFs.
9957         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9958         vector select.
9959
9960 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9961
9962         PR tree-optimization/48129
9963         * builtins.c (fold_builtin_snprintf): Convert to type of
9964         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9965         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9966
9967 2011-03-15  Richard Guenther  <rguenther@suse.de>
9968
9969         PR tree-optimization/41490
9970         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9971         value but with VUSE.
9972         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9973         return statements.
9974         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9975         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9976         * tree-tailcall.c (find_tail_calls): Ignore returns.
9977
9978 2011-03-15  Richard Guenther  <rguenther@suse.de>
9979
9980         PR middle-end/48031
9981         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9982         or variable-indexed array accesses when in gimple form.
9983
9984 2011-03-15  Richard Guenther  <rguenther@suse.de>
9985
9986         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9987
9988 2011-03-15  Alan Modra  <amodra@gmail.com>
9989
9990         PR target/48032
9991         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9992         presume symbol_refs without a symbol_ref_decl are suitably
9993         aligned, nor other trees we may see here.  Handle anchor symbols.
9994         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9995         Check cmodel=medium addresses.  Adjust all calls.
9996         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9997         creating cmodel=medium optimized access to locals.
9998         * config/rs6000/constraints.md (R): Pass QImode to
9999         legitimate_constant_pool_address_p.
10000         * config/rs6000/predicates.md (input_operand): Pass mode to
10001         legitimate_constant_pool_address_p.
10002         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
10003         Update prototype.
10004
10005 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
10006
10007         PR target/48053
10008         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
10009         64-bit constants being loaded into registers other than GPRs such
10010         as loading 0 into a VSX register.
10011
10012 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10013
10014         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
10015
10016 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10017
10018         PR middle-end/47917
10019         * builtins.c (fold_builtin_snprintf): New function.
10020         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
10021         (fold_builtin_4): Likewise.
10022
10023         PR middle-end/38878
10024         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
10025         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
10026         and C - X == X also strip nops from +/-/p+ operand.
10027         When optimizing -X == C, fold C to arg0's type.
10028
10029         PR debug/47946
10030         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
10031         emit it as add_AT_int instead of add_AT_unsigned.
10032
10033 2011-03-14  Tom Tromey  <tromey@redhat.com>
10034
10035         * unwind-dw2.c: Include sys/sdt.h if it exists.
10036         (_Unwind_DebugHook): Use STAP_PROBE2.
10037         * config.in, configure: Rebuild.
10038         * configure.ac: Check for sys/sdt.h.
10039
10040 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
10041
10042         * config/i386/i386.md (ROUND_FLOOR): New constant.
10043         (ROUND_CEIL): Ditto.
10044         (ROUND_TRUNC): Ditto.
10045         (ROUND_MXCSR): Ditto.
10046         (ROUND_NO_EXC): Ditto.
10047         (rint<mode>2): Use new defines instead of numerical constants.
10048         (floor<mode>2): Ditto.
10049         (ceil<mode>2): Ditto.
10050         (btrunc<mode>2): Ditto.
10051         * config/i386/i386-builtin-types.def: Define ROUND function type
10052         aliases.
10053         * config/i386/i386.c (enum ix86_builtins): Add
10054         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
10055         (struct builtin_description): Add
10056         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
10057         (ix86_expand_sse_round): New static function.
10058         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
10059         function types.
10060         (ix86_builtin_vectorized_function): Handle
10061         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
10062
10063 2011-03-14  Tom Tromey  <tromey@redhat.com>
10064
10065         * c-parser.c (c_parser_asm_string_literal): Clear
10066         warn_overlength_strings.
10067
10068 2011-03-14  Tom Tromey  <tromey@redhat.com>
10069
10070         * c-parser.c (disable_extension_diagnostics): Save
10071         warn_overlength_strings.
10072         (restore_extension_diagnostics): Restore warn_overlength_strings.
10073
10074 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10075
10076         * BASE-VER: Change to 4.7.0.
10077
10078 2011-03-14  Richard Guenther  <rguenther@suse.de>
10079
10080         PR middle-end/48098
10081         * tree.c (build_vector_from_val): Adjust assert to requirements
10082         and reality.
10083
10084 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
10085
10086         PR bootstrap/48102
10087         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
10088
10089 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
10090
10091         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
10092         terms of target_flags_explicit. Adjust copyright year.
10093
10094         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
10095         * config/rs6000/t-freebsd: New file. Add override for
10096         LIB2FUNCS_EXTRA.
10097
10098 2011-03-13  Chris Demetriou  <cgd@google.com>
10099
10100         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
10101         (-fno-diagnostics-show-option): this, to reflect current default.
10102         (-Werror=): Update text about -fno-diagnostics-show-option.
10103
10104 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
10105
10106         PR target/48053
10107         * config/rs6000/predicates.md (easy_vector_constant_add_self,
10108         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
10109         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
10110         mode is not V2DImode or V2DFmode.
10111         (vspltis_constant): Do not handle V2DImode and V2DFmode.
10112         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
10113         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
10114         registers to 0.
10115         (movdi_internal64): Likewise.
10116
10117 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
10118
10119         PR tree-optimization/47127
10120         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
10121         parameter.
10122         (set_cloog_options): Same.
10123         (scop_to_clast): Same.
10124         (print_clast_stmt): Do not call cloog_state_malloc and
10125         cloog_state_free.
10126         (print_generated_program): Same.
10127         (gloog): Same.
10128         * graphite-clast-to-gimple.h (cloog_state): Declared.
10129         (scop_to_clast): Adjust declaration.
10130         * graphite.c (cloog_state): Defined here.
10131         (graphite_initialize): Call cloog_state_malloc.
10132         (graphite_finalize): Call cloog_state_free.
10133
10134 2011-03-11  Jason Merrill  <jason@redhat.com>
10135
10136         * attribs.c (lookup_attribute_spec): Take const_tree.
10137         * tree.h: Adjust.
10138
10139 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
10140
10141         * config/sparc/sparc.c (sparc_option_override): Use
10142         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
10143
10144 2011-03-11  Richard Guenther  <rguenther@suse.de>
10145
10146         PR tree-optimization/48067
10147         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
10148         multiplication result will be only used once on the target
10149         stmt.
10150
10151 2011-03-11  Richard Guenther  <rguenther@suse.de>
10152
10153         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
10154
10155 2011-03-11  Richard Guenther  <rguenther@suse.de>
10156
10157         PR lto/48073
10158         * tree.c (find_decls_types_r): Do not walk types only reachable
10159         from IDENTIFIER_NODEs.
10160
10161 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10162
10163         PR middle-end/48044
10164         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
10165         all vnode->force_output nodes as needed.
10166
10167 2011-03-11  Jason Merrill  <jason@redhat.com>
10168
10169         PR c++/48069
10170         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
10171         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
10172
10173 2011-03-11  Martin Jambor  <mjambor@suse.cz>
10174
10175         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
10176         cgraph_node.
10177
10178 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
10179
10180         PR tree-optimization/48063
10181         * ipa-inline.c (cgraph_decide_inlining): Don't try to
10182         inline functions called once if !tree_can_inline_p (node->callers).
10183
10184 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
10185
10186         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
10187         extra_objs.
10188         * config/score/score3.c: Delete.
10189         * config/score/score3.h: Delete.
10190         * config/score/mul-div.S: Delete.
10191         * config/score/sfp-machine.h: Add new file.
10192         * config/score/constraints.md: Add new file.
10193         * config/score/t-score-softfp: Add new file.
10194         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
10195         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
10196         (score7_extra_constraint): Delete.
10197         (score7_option_override): Remove unused code.
10198         * config/score/score.c: Remove score3 and score5 define and code.
10199         * config/score/score.h: Remove score3 and score5 define and code.
10200         * config/score/score.md: Remove score3 template and unusual insn.
10201         * config/score/score.opt: Remove score3 and score5 options.
10202
10203 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10204
10205         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
10206         when _HPUX_SOURCE is defined.
10207         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
10208
10209 2011-03-10  Jason Merrill  <jason@redhat.com>
10210
10211         PR c++/48029
10212         * stor-layout.c (layout_type): Don't set structural equality
10213         on arrays of incomplete type.
10214         * tree.c (type_hash_eq): Handle comparing them properly.
10215
10216 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
10217
10218         PR debug/48043
10219         * config/s390/s390.c (s390_delegitimize_address): Make sure the
10220         result mode matches original rtl mode.
10221
10222 2011-03-10  Nick Clifton  <nickc@redhat.com>
10223
10224         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
10225         (andsi3, andsi3_flags): Fix timings for three operand alternative.
10226
10227 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
10228
10229         PR rtl-optimization/47866
10230         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
10231         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
10232         if target wasn't scalar.
10233         * function.c (assign_stack_temp_for_type): Assert that neither
10234         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
10235         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
10236         macro.
10237         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
10238
10239 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10240
10241         * config/s390/s390-protos.h (s390_label_align): New prototype.
10242         * config/s390/s390.c (s390_label_align): New function.
10243         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
10244
10245 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
10246
10247         PR target/47755
10248         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
10249         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
10250         (output_vec_const_move): Ditto.
10251
10252 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
10253
10254         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
10255         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
10256         * config/mips/mips.c (mips_preferred_reload_class): Make static.
10257         Change 'rclass' argument and result type to reg_class_t.
10258         (TARGET_PREFERRED_RELOAD_CLASS): Define.
10259
10260 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
10261
10262         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
10263         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
10264         (TARGET_MEMORY_MOVE_COST): Define.
10265         (avr_register_move_cost, avr_memory_move_cost): New Functions.
10266
10267 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
10268
10269         PR debug/47881
10270         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
10271         removed anything.
10272
10273         PR tree-optimization/48022
10274         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
10275         for EQ/NE_EXPR.
10276
10277 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
10278
10279         PR debug/47991
10280         * var-tracking.c (find_use_val): Return NULL for
10281         cui->sets && cui->store_p BLKmode MEMs.
10282
10283 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
10284
10285         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
10286         Remove.
10287         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
10288         xstormy16_print_operand_address): Remove.
10289         * config/stormy16/stormy16.c (xstormy16_print_operand,
10290         xstormy16_print_operand_address): Make static.
10291         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
10292
10293 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
10294
10295         PR target/47862
10296         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
10297         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
10298         before definition.
10299
10300 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
10301
10302         PR bootstrap/48000
10303         * cfgloopmanip.c (fix_bb_placements): Return immediately
10304         if FROM is BASE_LOOP's header.
10305
10306 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
10307
10308         * gimplify.c (gimplify_function_tree): Fix building calls
10309         to __builtin_return_address.
10310
10311 2011-03-07  Alan Modra  <amodra@gmail.com>
10312
10313         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
10314         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
10315         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
10316         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
10317         return_mode args.
10318         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
10319         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
10320         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
10321         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
10322         * config/rs6000/rs6000.c
10323         (rs6000_elf_end_indicate_exec_stack): Rename to..
10324         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
10325         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
10326         (rs6000_file_start): ..here.
10327         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
10328         file scope variables.
10329         (call_ABI_of_interest): New function.
10330         (init_cumulative_args): Set above vars when function return value
10331         is a float, vector, or small struct.
10332         (rs6000_function_arg_advance_1): Likewise for function args.
10333         (rs6000_va_start): Set rs6000_passes_float if variable arg function
10334         references float args.
10335
10336 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
10337
10338         * doc/cfg.texi: Remove "See" before @ref.
10339         * doc/invoke.texi: Likewise.
10340
10341 2011-03-05  Jason Merrill  <jason@redhat.com>
10342
10343         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
10344
10345 2011-03-05  Anthony Green  <green@moxielogic.com>
10346
10347         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
10348
10349 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
10350
10351         PR rtl-optimization/47899
10352         * cfgloopmanip.c (fix_bb_placements): Fix first argument
10353         to flow_loop_nested_p when moving the loop upward.
10354
10355 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
10356
10357         PR target/47719
10358         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
10359
10360 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
10361
10362         PR tree-optimization/47967
10363         * ipa-cp.c (build_const_val): Return NULL instead of creating
10364         VIEW_CONVERT_EXPR for mismatching sizes.
10365         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10366         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10367         give up on versioning.
10368
10369 2011-03-05  Alan Modra  <amodra@gmail.com>
10370
10371         PR target/47986
10372         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10373         full cmodel medium/large lo_sum + high addresses.
10374
10375 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10376
10377         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10378         pool references in UNSPEC_LTREL_OFFSET.
10379
10380 2011-03-04  Jan Hubicka  <jh@suse.cz>
10381
10382         PR lto/47497
10383         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10384         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10385         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10386         Add node pointers.
10387         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10388         cgraph_add_thunk): Add node pointers.
10389         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10390         associated to right node.
10391         (input_node): Update use of cgraph_same_body_alias
10392         and cgraph_add_thunk.
10393
10394 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10395
10396         * config/i386/i386.opt (mprefer-avx128): New flag.
10397         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10398         modes when the flag -mprefer-avx128 is on.
10399
10400 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10401
10402         * dwarf2out.c (compare_loc_operands): Fix address handling.
10403
10404 2011-03-04  Alan Modra  <amodra@gmail.com>
10405
10406         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10407
10408 2011-03-04  Richard Guenther  <rguenther@suse.de>
10409
10410         PR middle-end/47968
10411         * expmed.c (extract_bit_field_1): Prefer vector modes that
10412         vec_extract patterns can handle.
10413
10414 2011-03-04  Richard Guenther  <rguenther@suse.de>
10415
10416         PR middle-end/47975
10417         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10418
10419 2011-03-04  Richard Henderson  <rth@redhat.com>
10420
10421         * explow.c (emit_stack_save): Remove 'after' parameter.
10422         (emit_stack_restore): Likewise.
10423         * expr.h: Update to match.
10424         * builtins.c, calls.c, stmt.c: Likewise.
10425         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10426         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10427         * function.c (expand_function_end): Insert the emit_stack_save
10428         sequence before parm_birth_insn instead of after.
10429
10430 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10431
10432         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10433         (ssse3_pmaddubsw128): Ditto.
10434         (ssse3_pmaddubsw): Ditto.
10435
10436 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10437
10438         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10439
10440 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10441
10442         PR c/47963
10443         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10444         on TYPE_SIZE_UNIT if it is a DECL.
10445
10446         PR debug/47283
10447         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10448         first operand is not is_gimple_mem_ref_addr, try to fold it.
10449         If the operand still isn't is_gimple_mem_ref_addr, clear
10450         MEM_EXPR on op0.
10451
10452 2011-03-03  Richard Guenther  <rguenther@suse.de>
10453
10454         PR middle-end/47283
10455         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10456         match comment.
10457         (refs_may_alias_p_1): For release branches return true if
10458         we are confused by our input.
10459
10460 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10461
10462         * config/s390/s390.c (s390_function_value): Rename to ...
10463         (s390_function_and_libcall_value): ... this.
10464         (s390_function_value): New function.
10465         (s390_libcall_value): New function.
10466         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10467         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10468         target macro definitions.
10469         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10470
10471 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10472
10473         * config/i386/freebsd64.h (CC1_SPEC): Define.
10474         * config/i386/linux64.h (CC1_SPEC): Define.
10475         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10476
10477 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10478
10479         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10480         Remove.
10481         * config/stormy16/stormy16.c: Include reload.h.
10482         (xstormy16_memory_move_cost): New function.
10483         (TARGET_MEMORY_MOVE_COST): Define.
10484
10485 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10486
10487         PR rtl-optimization/47925
10488         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10489         with side effects.  Remove the more-specific check for volatile asms.
10490
10491 2011-03-02  Alan Modra  <amodra@gmail.com>
10492
10493         PR target/47935
10494         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10495         toc relative addresses for valid offsets.
10496
10497 2011-03-01  Richard Guenther  <rguenther@suse.de>
10498
10499         PR tree-optimization/47890
10500         * tree-vect-loop.c (get_initial_def_for_induction): Set
10501         related stmt properly.
10502
10503 2011-03-01  Richard Guenther  <rguenther@suse.de>
10504
10505         PR lto/47924
10506         * lto-streamer.c (lto_record_common_node): Also register
10507         the canonical type.
10508
10509 2011-03-01  Richard Guenther  <rguenther@suse.de>
10510
10511         PR lto/46911
10512         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10513         Do not stream DECL_ABSTRACT_ORIGIN.
10514         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10515         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10516         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10517         Do not stream DECL_ABSTRACT_ORIGIN.
10518         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10519         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10520
10521 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10522
10523         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10524         FUNCTION_VALUE_REGNO_P): Remove.
10525         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10526         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10527         Add 'outgoing' argument.
10528         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10529         function.
10530         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10531         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10532
10533 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10534
10535         PR debug/28047
10536         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10537         (lookup_filename): Likewise.
10538         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10539
10540 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10541             Jakub Jelinek  <jakub@redhat.com>
10542
10543         PR middle-end/47893
10544         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10545         (assign_stack_local_1): Change last argument type to int.
10546         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10547         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10548         don't record padding space into frame_space_list nor use those areas.
10549         (assign_stack_local): Adjust caller.
10550         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10551         of assign_stack_local, pass 0 as last argument.
10552         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10553         callers.
10554
10555 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10556
10557         PR debug/47283
10558         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10559         Use target address_mode and pointer_mode hooks instead of hardcoded
10560         Pmode and ptr_mode.  Handle some simple cases of extending if
10561         POINTERS_EXTEND_UNSIGNED < 0.
10562         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10563         Call convert_debug_memory_address.
10564         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10565         convert_debug_memory_address.
10566
10567         PR middle-end/46790
10568         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10569         * configure: Regenerated.
10570         * config.in: Regenerated.
10571         * varasm.c (default_function_section): Return NULL
10572         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10573
10574 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10575
10576         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10577         the description to match the printed values.
10578
10579 2011-02-28  Richard Guenther  <rguenther@suse.de>
10580
10581         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10582         of the copied scope tree.
10583
10584 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10585
10586         * doc/extend.texi (Function Attributes): Avoid deeply (and
10587         wrongly) nested tables.
10588
10589 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10590
10591         PR middle-end/47903
10592         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10593         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10594         r isn't op0 nor op1.
10595
10596 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10597
10598         * config/avr/avr.md: Remove magic comment for emacs.
10599
10600 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10601
10602         PR target/45261
10603         * config/avr/avr.c (avr_option_override): Use error on bad options.
10604         (avr_help): New function.
10605         (TARGET_HELP): Define.
10606
10607 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10608
10609         PR target/42240
10610         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10611         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10612
10613 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10614
10615         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10616         (ARM Options): Ditto.
10617         (i386 and x86-64 Options): Ditto.
10618         (RX Options): Ditto.
10619         (SPARC Options): Ditto.
10620
10621 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10622
10623         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10624         FreeBSD 6 and later.  Generally use cpu generic.
10625
10626 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10627
10628         * doc/cpp.texi: Update copyright years.
10629
10630 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10631
10632         PR target/46898
10633         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10634
10635 2011-02-25  Jon Beniston  <jon@beniston.com>
10636
10637         PR target/46898
10638         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10639         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10640         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10641         (lm32_block_move_inline): Add type cast to remove warning.
10642         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10643         (gen_int_relational): Move declarations to start of function.
10644
10645 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10646
10647         PR tree-optimization/45470
10648         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10649         can throw internally only.
10650         * tree-vect-stmts.c (vectorizable_call): Likewise.
10651
10652 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10653
10654         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10655         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10656         * config/stormy16/stormy16-protos.h
10657         (xstormy16_preferred_reload_class): Remove.
10658         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10659         static. Change 'rclass' argument and return type to reg_class_t.
10660         (TARGET_PREFERRED_RELOAD_CLASS,
10661         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10662
10663 2011-02-24  Richard Guenther  <rguenther@suse.de>
10664
10665         * lto-streamer-in.c (input_bb): Do not find referenced vars
10666         in debug statements.
10667
10668 2011-02-23  Jason Merrill  <jason@redhat.com>
10669
10670         * common.opt (fabi-version): Document v5 and v6.
10671
10672 2011-02-23  Richard Guenther  <rguenther@suse.de>
10673
10674         PR tree-optimization/47849
10675         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10676
10677 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10678
10679         * opts-common.c (decode_cmdline_option): Print empty string
10680         argument as "" in decoded->orig_option_with_args_text.
10681         * gcc.c (execute): Print empty string argument as ""
10682         in the verbose output.
10683         (do_spec_1): Keep empty string argument.
10684
10685 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10686
10687         * config.gcc: Declare score-* and crx-* obsolete.
10688
10689 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10690
10691         PR rtl-optimization/47763
10692         * web.c (web_main): Ignore naked clobber when replacing register.
10693
10694 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10695
10696         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10697         Remove.
10698
10699 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10700
10701         PR doc/47848
10702         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10703
10704 2011-02-22  Mike Stump  <mikestump@comcast.net>
10705
10706         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10707         assembler.
10708         * configure: Regenerate.
10709
10710 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10711
10712         PR rtl-optimization/46002
10713         * ira-color.c (update_copy_costs): Change class intersection
10714         test to reg_class_contents[] test of 'hard_regno'.
10715
10716 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10717
10718         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10719         than Driver option.
10720         * config/hpux11.opt (mt): Likewise.
10721         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10722         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10723         * config/vax/elf.opt (mno-asm-pic): Likewise.
10724         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10725
10726 2011-02-21  Mike Stump  <mikestump@comcast.net>
10727
10728         PR target/47822
10729         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10730         tree so we can get save the type.
10731         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10732         for CFString instead of trying to use past the end of the builtins.
10733         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10734         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10735         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10736         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10737         Rename to darwin_builtin_cfstring.
10738         (darwin_init_cfstring_builtins): Return the built type.
10739
10740 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10741
10742         PR target/47840
10743         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10744         (_mm256_insert_epi64): Use _mm_insert_epi64.
10745
10746 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10747
10748         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10749         * config/stormy16/stormy16-protos.h
10750         (xstormy16_mode_dependent_address_p): Remove.
10751         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10752         Make static. Change return type to bool. Change argument type to
10753         const_rtx. Remove dead code.
10754         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10755
10756 2011-02-21  Richard Guenther  <rguenther@suse.de>
10757
10758         PR lto/47820
10759         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10760         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10761         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10762         TUs context.
10763         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10764         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10765
10766 2011-02-20  Richard Guenther  <rguenther@suse.de>
10767
10768         PR lto/47822
10769         * tree.c (free_lang_data_in_decl): Clean builtins from
10770         the TU decl BLOCK_VARS.
10771
10772 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10773
10774         PR debug/47620
10775         PR debug/47630
10776         * haifa-sched.c (fix_tick_ready): Skip tick computation
10777         for debug insns.
10778
10779 2011-02-19  Richard Guenther  <rguenther@suse.de>
10780
10781         PR lto/47647
10782         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10783         Remove lazy BLOCK_VARS streaming.
10784         (lto_input_ts_block_tree_pointers): Likewise.
10785         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10786
10787 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10788
10789         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10790
10791 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10792
10793         * config/i386/biarch32.h, config/i386/mach.h,
10794         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10795
10796 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10797
10798         PR target/47800
10799         * config/i386/i386.md (peephole2 for shift and plus): Use
10800         operands[1] original mode in the first insn.
10801
10802 2011-02-18  Mike Stump  <mikestump@comcast.net>
10803
10804         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10805
10806 2011-02-18  Jan Hubicka  <jh@suse.cz>
10807
10808         PR middle-end/47788
10809         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10810         to zero when the function is not inlinable at all.
10811
10812 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10813
10814         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
10815         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10816         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
10817         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
10818         * config/pa/t-pa64: Likewise.
10819         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10820
10821 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10822
10823         PR driver/47787
10824         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
10825
10826 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10827
10828         PR target/47792
10829         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
10830
10831 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
10832
10833         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
10834         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
10835         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
10836         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
10837         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
10838         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
10839         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10840         m32r_load_postinc_p, m32r_store_preinc_predec_p,
10841         m32r_legitimate_address_p): New functions.
10842         * config/m32r/constraints.md (constraint "S"): Don't use
10843         STORE_PREINC_PREDEC_P.
10844         (constraint "U"): Don't use LOAD_POSTINC_P.
10845
10846 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
10847
10848         PR rtl-optimization/46178
10849         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
10850         compute ira_hard_regno_cover_class[].
10851
10852 2011-02-18  Richard Guenther  <rguenther@suse.de>
10853
10854         PR lto/47798
10855         * lto-streamer.h (lto_global_var_decls): Declare.
10856         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
10857         statics for global var processing.
10858
10859 2011-02-18  Richard Guenther  <rguenther@suse.de>
10860
10861         PR tree-optimization/47737
10862         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
10863         edge dominance check.
10864
10865 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10866
10867         PR debug/47780
10868         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
10869         avoid invalid rtx sharing.
10870
10871 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
10872
10873         * doc/cpp.texi (Obsolete Features): Add background on the
10874         origin of assertions.
10875
10876 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
10877
10878         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
10879         objc_abi == 2.
10880         * config/darwin.c (output_objc_section_asm_op): Added support for
10881         ABI v1 and v2.
10882         (is_objc_metadata): New.
10883         (darwin_objc2_section): New.
10884         (darwin_objc1_section): New.
10885         (machopic_select_section): Added support for ABI v1 and v2.
10886         (darwin_emit_objc_zeroed): New.
10887         (darwin_output_aligned_bss): Detect objc metadata and treat it
10888         appropriately.
10889         (darwin_asm_output_aligned_decl_common): Same.
10890         (darwin_asm_output_aligned_decl_local): Same.
10891         * config/darwin-sections.def: Updated for ABI v1 and v2.
10892         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
10893         compiling Objective-C code for the NeXT runtime, default to using
10894         ABI version 0 for 32-bit, and version 2 for 64-bit.
10895
10896 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10897
10898         * common.opt (optimize_fast): New Variable.
10899         * opts.c (default_options_optimization): Use opts->x_optimize_fast
10900         instead of local variable ofast.
10901
10902 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
10903
10904         * doc/invoke.texi (fobjc-abi-version): Documented.
10905         (fobjc-nilcheck): Documented.
10906         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
10907         version.
10908
10909 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10910
10911         PR driver/47390
10912         * common.opt (export-dynamic): New Driver option.
10913         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
10914
10915 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10916
10917         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10918
10919 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10920             Jan Hubicka  <jh@suse.cz>
10921
10922         PR debug/47106
10923         PR debug/47402
10924         * cfgexpand.c (account_used_vars_for_block): Remove.
10925         (estimated_stack_frame_size): Use referenced vars.
10926         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10927         that were referenced in the original function.  Test src_fn
10928         rather than cfun.  Drop redundant get_var_ann.
10929         (setup_one_parameter): Drop redundant get_var_ann.
10930         (declare_return_variable): Likewise.
10931         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10932         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10933         * ipa-inline.c (compute_inline_parameters): Do not compute
10934         disregard_inline_limits here.
10935         (compute_inlinable_for_current, pass_inlinable): New.
10936         (pass_inline_parameters): Require PROP_referenced_vars.
10937         * cgraphunit.c (cgraph_process_new_functions): Don't run
10938         compute_inline_parameters explicitly unless function is in SSA form.
10939         (cgraph_analyze_function): Set .disregard_inline_limits.
10940         * tree-sra.c (convert_callers): Compute inliner parameters
10941         only for functions already in SSA form.
10942
10943 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10944
10945         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10946         -mlittle-endian-data.
10947
10948 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10949
10950         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10951         -mno-fpu, not -fpu and -no-fpu.
10952         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10953         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10954
10955 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10956
10957         PR target/43653
10958         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10959         input reload with PLUS RTX.
10960
10961 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10962
10963         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10964         of InverseVar(MDMX).
10965
10966 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10967
10968         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10969         --m4-340.
10970
10971 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10972
10973         * config/mn10300/mn10300.opt (mno-crt0): New.
10974
10975 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10976
10977         * config/m68k/uclinux.opt (static-libc): New Driver option.
10978
10979 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10980
10981         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10982
10983 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10984
10985         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10986         %{muser-extend-enabled}.
10987
10988 2011-02-16  Richard Guenther  <rguenther@suse.de>
10989
10990         PR tree-optimization/47738
10991         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10992         the TODO from tree_predictive_commoning.
10993
10994 2011-02-15  Jeff Law  <law@redhat.com>
10995
10996         Revert
10997         2011-01-25  Jeff Law  <law@redhat.com>
10998
10999         PR rtl-optimization/37273
11000         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11001         handle them like argument loads from stack slots.  Do not double
11002         count memory for memory constants and argument loads from stack slots.
11003
11004 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11005
11006         PR middle-end/47725
11007         * combine.c (cant_combine_insn_p): Revert the last change.
11008
11009 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
11010
11011         PR target/47755
11012         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
11013         mode for vector constants.  Remove code that checks for TImode.
11014
11015 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11016
11017         PR debug/47106
11018         PR debug/47402
11019         * cgraph.h (compute_inline_parameters): Return void.
11020         * ipa-inline.c (compute_inline_parameters): Adjust.
11021
11022 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11023
11024         PR debug/47106
11025         PR debug/47402
11026         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
11027         rather than decl.
11028         * cfgexpand.c (estimated_stack_frame_size): Likewise.
11029         * ipa-inline.c (compute_inline_parameters): Adjust.
11030
11031 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11032
11033         PR debug/47106
11034         PR debug/47402
11035         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
11036         Adjust all users.  Pass FN to...
11037         * tree-flow-inline.h (first_referenced_var): ... this.  Add
11038         fn argument.
11039         * ipa-struct-reorg.c: Adjust.
11040         * tree-dfa.c: Adjust.
11041         * tree-into-ssa.c: Adjust.
11042         * tree-sra.c: Adjust.
11043         * tree-ssa-alias.c: Adjust.
11044         * tree-ssa-live.c: Adjust.
11045         * tree-ssa.c: Adjust.
11046         * tree-ssanames.c: Adjust.
11047         * tree-tailcall.c: Adjust.
11048
11049 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
11050
11051         PR debug/47106
11052         PR debug/47402
11053         * tree-flow.h (referenced_var_lookup): Add fn parameter.
11054         Adjust all callers.
11055         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
11056         * tree-flow-inline.h: Adjust.
11057         * gimple-pretty-print.c: Adjust.
11058         * tree-into-ssa.c: Adjust.
11059         * tree-ssa.c: Adjust.
11060         * cfgexpand.c: Adjust.
11061
11062 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11063
11064         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
11065         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11066         (EXTRA_CONSTRAINT): Delete.
11067         * config/iq2000/constraints.md: New file.
11068         * config/iq2000/iq2000.md: Include it.
11069         (define_insn ""): Delete.
11070         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
11071         unsupported constraint letters from patterns.
11072         (call_value, call_value_internal1): Likewise.
11073         (call_value_multiple_internal1): Likewise.
11074
11075 2011-02-15  Nick Clifton  <nickc@redhat.com>
11076
11077         * config/mn10300/mn10300.c: Include tm-constrs.h.
11078         (struct liw_data): New data structure describing an LIW candidate
11079         instruction.
11080         (extract_bundle): Use struct liw_data.  Allow small integer
11081         operands for some instructions.
11082         (check_liw_constraints): Use struct liw_data.  Remove swapped
11083         parameter.  Add comments describing the checks.  Fix bug when
11084         assigning the source of liw1 to the source of liw2.
11085         (liw_candidate): Delete.  Code moved into extract_bundle.
11086         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
11087         before swapping.
11088         * config/mn10300/predicates.md (liw_operand): New predicate.
11089         Allows registers and small integer constants.
11090         * config/mn10300/constraints.md (O): New constraint.  Accetps
11091         integers in the range -8 to +7 inclusive.
11092         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
11093         for moving a small integer into a register.  Give this alternative
11094         LIW attributes.
11095         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
11096         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
11097         using the J,K,L and M constraints,
11098         (liw): Remove SI mode on second operands to allow for HI and QI
11099         mode values.
11100         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
11101         instruction.
11102
11103 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
11104
11105         PR middle-end/47725
11106         * combine.c (cant_combine_insn_p): Check zero/sign extended
11107         hard registers.
11108
11109 2011-02-15  Richard Guenther  <rguenther@suse.de>
11110
11111         PR tree-optimization/47743
11112         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
11113         for a non-type-compatible VN lookup bail out.
11114
11115 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11116
11117         * config/fr30/constraints.md: New file.
11118         * config/fr30/fr30.md: Include it.
11119         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
11120         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11121         (EXTRA_CONSTRAINT): Delete.
11122
11123 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
11124
11125         * config/frv/constraints.md: New file.
11126         * config/frv/predicates.md: Include it.
11127         * config/frv/frv.c (reg_class_from_letter): Delete.
11128         (frv_option_override): Don't initialize it.
11129         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
11130         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
11131         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
11132         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11133         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
11134         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11135         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
11136         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
11137         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
11138         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
11139         (REG_CLASS_FROM_CONSTRAINT): Delete.
11140
11141 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
11142
11143         PR middle-end/47581
11144         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
11145         if frame size is 0 in a leaf function.
11146
11147 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11148
11149         PR pch/14940
11150         * config/alpha/host-osf.c: New file.
11151         * config/alpha/x-osf: New file.
11152         * config.host (alpha*-dec-osf*): Use it.
11153
11154 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11155
11156         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11157         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
11158         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
11159         (rx_mode_dependent_address_p): ...this. Make static. Change argument
11160         type to const_rtx.
11161         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11162
11163 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11164
11165         * config/stormy16/constraints.md: New file.
11166         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
11167         Use satisfies_constraint_Q and satisfies_constraint_R.
11168         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
11169         Delete.
11170         (xstormy16_legitiamte_address_p): Declare.
11171         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
11172         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11173         (EXTRA_CONSTRAINT): Delete.
11174         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
11175         Un-staticize.
11176         (xstormy16_extra_constraint_p): Delete.
11177
11178 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
11179
11180         PR tree-optimization/46494
11181         * loop-unroll.c (split_edge_and_insert): Adjust comment.
11182         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
11183         (pass_rtl_loop_done): Add TODO_verify_flow.
11184         * fwprop.c (pass_rtl_fwprop): Likewise.
11185         * modulo-sched.c (pass_sms): Likewise.
11186         * tree-ssa-dom.c (pass_dominator): Likewise.
11187         * tree-ssa-loop-ch.c (pass_ch): Likewise.
11188         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
11189         (pass_tree_loop_done): Likewise.
11190         * tree-ssa-pre.c (execute_pre): Likewise.
11191         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11192         * tree-ssa-sink.c (pass_sink_code): Likewise.
11193         * tree-vrp.c (pass_vrp): Likewise.
11194
11195 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11196
11197         * config/v850/constraints.md: New file.
11198         * config/v850/v850.md: Include it.
11199         * config/v850/predicates.md (reg_or_0_operand): Use
11200         satisfies_constraint_G.
11201         (special_symbolref_operand): Use satisfies_constraint_K.
11202         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
11203         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
11204         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
11205         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11206         (EXTRA_CONSTRAINT): Delete.
11207         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
11208         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
11209         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
11210
11211 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
11212
11213         PR target/47696
11214         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
11215         description.
11216
11217 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
11218
11219         * config/mcore/constraints.md: New file.
11220         * config/mcore/mcore.md: Include it.
11221         * config/mcore/mcore.c (reg_class_from_letter): Delete.
11222         * config/mcore/mcore.h (reg_class_from_letter): Delete.
11223         (REG_CLASS_FROM_LETTER): Delete.
11224         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
11225         insn_const_int_ok_for_constraint.
11226         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
11227         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
11228         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
11229         (EXTRA_CONSTRAINT): Delete.
11230
11231 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11232
11233         PR ada/41929
11234         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
11235         (IS_SIGHANDLER): Define.
11236         (sparc64_is_sighandler): New function, split off from
11237         sparc64_fallback_frame_state.
11238         (sparc_is_sighandler): New function, split off from
11239         sparc_fallback_frame_state.
11240         (sparc64_fallback_frame_state): Merge with ...
11241         (sparc_fallback_frame_state): ... this into ...
11242         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
11243         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
11244         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
11245         stack instead of hardcoded offsets.
11246
11247 2011-02-14  Andriy Gapon  <avg@freebsd.org>
11248
11249         PR target/45808
11250         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
11251
11252 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11253
11254         * configure: Regenerate.
11255
11256 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
11257
11258         PR driver/45731
11259         * gcc.c (asm_options): Correct spec matching --target-help.
11260
11261 2011-02-12  Martin Jambor  <mjambor@suse.cz>
11262
11263         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
11264         to gimple call error.
11265
11266 2011-02-12  Mike Stump  <mikestump@comcast.net>
11267
11268         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
11269         comments in backslash regions.
11270
11271 2011-02-12  Mike Stump  <mikestump@comcast.net>
11272             Jakub Jelinek  <jakub@redhat.com>
11273             Iain Sandoe  <iains@gcc.gnu.org>
11274
11275         PR target/47324
11276         * dwarf2out.c (output_cfa_loc): When required, apply the
11277         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
11278         (output_loc_sequence): Likewise.
11279         (output_loc_operands_raw): Likewise.
11280         (output_loc_sequence_raw): Likewise.
11281         (output_cfa_loc): Likewise.
11282         (output_loc_list): Suppress register number adjustment when
11283         calling output_loc_sequence()
11284         (output_die): Likewise.
11285
11286 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
11287
11288         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11289         Remove macros.
11290         * config/xtensa/xtensa.c (xtensa_register_move_cost,
11291         xtensa_memory_move_cost): New functions.
11292         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
11293
11294 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
11295
11296         PR lto/47225
11297         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
11298         in the current directory.
11299         * configure: Rebuilt.
11300
11301 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11302
11303         * config/darwin.c (darwin_override_options): Add a hunk missed
11304         from the commit of r168571.  Trim comment line lengths and
11305         correct indents of the preceding block.
11306
11307 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
11308
11309         * gcc.c (driver_handle_option): Concatenate the argument to -F with
11310         the switch.
11311
11312 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11313
11314         * common.opt (nostartfiles): New Driver option.
11315
11316 2011-02-11  Xinliang David Li  <davidxl@google.com>
11317
11318         PR tree-optimization/47707
11319         * tree-chrec.c (convert_affine_scev): Keep type precision.
11320
11321 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
11322
11323         PR tree-optimization/47420
11324         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
11325
11326 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
11327
11328         PR rtl-optimization/47614
11329         * rtl.h (check_for_inc_dec): Declare.
11330         * dse.c (check_for_inc_dec): Externalize...
11331         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
11332         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
11333
11334 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
11335
11336         PR driver/47678
11337         * gcc.c (main): Do not compile inputs if there were errors in
11338         option handling.
11339         * opts-common.c (read_cmdline_option): Check for wrong language
11340         after other error checks.
11341
11342 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
11343
11344         * cgraph.c: Fix comment typos.
11345         * cgraph.h: Likewise.
11346         * cgraphunit.c: Likewise.
11347         * ipa-cp.c: Likewise.
11348         * ipa-inline.c: Likewise.
11349         * ipa-prop.c: Likewise.
11350         * ipa-pure-const.c: Likewise.
11351         * ipa-ref.c: Likewise.
11352         * ipa-reference.c: Likewise.
11353
11354 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
11355
11356         PR debug/47684
11357         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
11358
11359 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11360
11361         PR testsuite/47400
11362         * doc/sourcebuild.texi (Require Support): Document
11363         dg-require-ascii-locale.
11364
11365 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11366
11367         * doc/lto.texi (Write summary): Fix missing parentheses.
11368
11369 2011-02-10  DJ Delorie  <dj@redhat.com>
11370
11371         * config/m32c/m32c.c (m32c_option_override): Disable
11372         -fcombine-stack-adjustments until flag value tracking and compare
11373         optimization can be rewritten.
11374
11375 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11376
11377         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11378         PROCESSOR_POWER7.
11379         (PROCESSOR_DEFAULT64): Likewise.
11380
11381 2011-02-10  Richard Henderson  <rth@redhat.com>
11382
11383         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11384         change from 2011-02-03.
11385         * config/rx/rx.c (flags_from_code): Likewise.
11386         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11387         is valid, n/pz otherwise.
11388         (rx_select_cc_mode): Return CCmode if Y is not zero.
11389
11390 2011-02-10  Richard Guenther  <rguenther@suse.de>
11391
11392         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11393
11394 2011-02-10  Richard Guenther  <rguenther@suse.de>
11395
11396         PR tree-optimization/47677
11397         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11398
11399 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11400
11401         PR target/47665
11402         * combine.c (make_compound_operation): Only change shifts into
11403         multiplication for SCALAR_INT_MODE_P.
11404
11405 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11406
11407         PR testsuite/47622
11408         Revert
11409         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11410         PR debug/42631
11411         * web.c (entry_register): Don't clobber the number of the
11412         first uninitialized reference in used[].
11413
11414 2011-02-09  Richard Guenther  <rguenther@suse.de>
11415
11416         PR tree-optimization/47664
11417         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11418         all edges again.
11419
11420 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11421
11422         PR target/46481
11423         PR target/47032
11424         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11425         PROCESSOR_POWER7.
11426         (PROCESSOR_DEFAULT64): Same.
11427         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11428
11429 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11430
11431         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11432
11433 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11434
11435         PR middle-end/45505
11436         * tree-sra.c (struct access): New flags grp_scalar_read and
11437         grp_scalar_write.  Changed description of assignment read and write
11438         flags.
11439         (dump_access): Dump new flags, reorder all of them.
11440         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11441         to detect multiple scalar reads.
11442         (analyze_access_subtree): Use the new scalar read write flags instead
11443         of the old flags.  Adjusted comments.
11444
11445 2011-02-08  DJ Delorie  <dj@redhat.com>
11446
11447         PR target/47548
11448         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11449         patterns.
11450
11451 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11452
11453         * config/m68k/uclinux.opt: New.
11454         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11455
11456 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11457
11458         * config/cris/elf.opt (sim): New Driver option.
11459
11460 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11461
11462         * config/xtensa/elf.opt: New.
11463         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11464
11465 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11466
11467         * config/vax/elf.opt: New.
11468         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11469
11470 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11471
11472         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11473
11474 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11475
11476         * config/gnu-user.opt: New.
11477         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11478         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11479         *-*-uclinux*): Use gnu-user.opt.
11480
11481 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11482
11483         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11484         * config/i386/gnu.h (CPP_SPEC): Likewise.
11485
11486 2011-02-08  Ian Lance Taylor  <iant@google.com>
11487
11488         * common.opt (fcx-limited-range): Add SetByCombined flag.
11489         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11490         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11491         (fassociative-math, freciprocal-math): Likewise.
11492         (funsafe-math-optimizations): Likewise.
11493         * opth-gen.awk: Handle SetByCombined.
11494         * optc-gen.awk: Likewise.
11495         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11496         (set_unsafe_math_optimizations_flags): Likewise.
11497         * doc/options.texi (Option properties): Document SetByCombined.
11498
11499 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11500
11501         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11502         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11503         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11504         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11505         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11506
11507 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11508
11509         PR tree-optimization/46834
11510         PR tree-optimization/46994
11511         PR tree-optimization/46995
11512         * graphite-sese-to-poly.c (used_outside_reduction): New.
11513         (detect_commutative_reduction): Call used_outside_reduction.
11514         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11515         translate_scalar_reduction_to_array only when at least one
11516         loop-phi/close-phi tuple has been detected.
11517
11518 2011-02-08  Richard Guenther  <rguenther@suse.de>
11519
11520         PR middle-end/47639
11521         * tree-vect-generic.c (expand_vector_operations_1): Update
11522         stmts here ...
11523         (expand_vector_operations): ... not here.  Cleanup EH info
11524         and the CFG if required.
11525
11526 2011-02-08  Richard Guenther  <rguenther@suse.de>
11527
11528         PR tree-optimization/47641
11529         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11530         require type compatibility.
11531
11532 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11533
11534         * gimple-low.c (lower_function_body): Don't remove the location of
11535         the return statement here.
11536         (lower_gimple_return): Do it here instead but only if the return
11537         statement is actually used twice.
11538
11539 2011-02-08  Richard Guenther  <rguenther@suse.de>
11540
11541         PR tree-optimization/47632
11542         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11543         unused up_to_stmt parameter, return whether cfg-cleanup is
11544         necessary, remove EH info properly.
11545         (forward_propagate_into_gimple_cond): Adjust caller.
11546         (forward_propagate_into_cond): Likewise.
11547         (forward_propagate_comparison): Likewise.
11548         (tree_ssa_forward_propagate_single_use_vars): Make
11549         forward_propagate_comparison case similar to the two others.
11550
11551 2011-02-08  Nick Clifton  <nickc@redhat.com>
11552
11553         * config/mn10300/mn10300.opt (mliw): New command line option.
11554         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11555         (liw_bundling): New automaton.
11556         (liw): New attribute.
11557         (liw_op): New attribute.
11558         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11559         (movsi_internal): Add LIW attributes.
11560         (andsi3): Likewise.
11561         (iorsi3): Likewise.
11562         (xorsi3): Likewise.
11563         (addsi3): Separate register and immediate alternatives.
11564         Add LIW attributes.
11565         (subsi3): Likewise.
11566         (cmpsi): Likewise.
11567         (aslsi3): Likewise.
11568         (lshrsi3): Likewise.
11569         (ashrsi3): Likewise.
11570         (liw): New pattern.
11571         * config/mn10300/mn10300.c (liw_op_names): New
11572         (mn10300_print_operand): Handle 'W' operand descriptor.
11573         (extract_bundle): New function.
11574         (check_liw_constraints): New function.
11575         (liw_candidate): New function.
11576         (mn10300_bundle_liw): New function.
11577         (mn10300_reorg): New function.
11578         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11579         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11580         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11581         __LIW__ or __NO_LIW__.
11582         * doc/invoke.texi: Describe the -mliw command line option.
11583
11584 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11585
11586         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11587         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11588         pthread_mutex_unlock): Remove.
11589         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11590         * config/pa/t-pa64: Likewise.
11591         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11592         shared libc if not linking against libpthread.
11593         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11594
11595 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11596
11597         PR target/47558
11598         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11599         on 10.6 and later to ensure that we always use the unwinder from
11600         the system.  Only add -no_compact_unwind when tarteting darwin
11601         10.6 or later.
11602
11603 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11604
11605         PR target/46997
11606         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11607         (vec_interleave_lowv2sf): Ditto.
11608         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11609         (vec_extract_oddv2sf): Ditto.
11610
11611 2011-02-07  Mike Stump  <mikestump@comcast.net>
11612
11613         PR target/42333
11614         Add __ieee_divdc3 entry point.
11615         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11616         entry point.
11617         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11618         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11619         * config/darwin.c (darwin_rename_builtins): Add.
11620         * config/darwin-protos.h (darwin_rename_builtins): Add.
11621
11622 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11623
11624         PR target/47636
11625         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11626         for the condition.
11627
11628 2011-02-07  Mike Stump  <mikestump@comcast.net>
11629
11630         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11631
11632 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11633
11634         PR target/47534
11635         * config/avr/libgcc.S (exit): Move .endfunc
11636
11637 2011-02-07  Richard Guenther  <rguenther@suse.de>
11638
11639         PR tree-optimization/47615
11640         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11641         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11642         (run_scc_vn): Initialize it.
11643         (visit_reference_op_load): Use it.
11644         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11645
11646 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11647
11648         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11649         DImode trapping arithmetic libfuncs.
11650
11651 2011-02-07  Richard Guenther  <rguenther@suse.de>
11652
11653         PR tree-optimization/47621
11654         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11655         two duplicates ...
11656         (execute_update_addresses_taken): ... here.  Make it more
11657         conservative in what we accept.
11658
11659 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11660
11661         * config/sparc/freebsd.h (ASM_SPEC): Define.
11662         * config/sparc/vxworks.h (ASM_SPEC): Define.
11663
11664 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11665
11666         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11667
11668 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11669
11670         * doc/invoke.texi: Remove reference to compiler internals from
11671         user documentation.
11672
11673         * reg-notes.def: Remove REG_VALUE_PROFILE.
11674         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11675
11676 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11677
11678         PR middle-end/47610
11679         * varasm.c (default_section_type_flags): If decl is NULL,
11680         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11681
11682 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11683
11684         PR debug/42631
11685         * web.c (entry_register): Don't clobber the number of the
11686         first uninitialized reference in used[].
11687
11688 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11689
11690         PR tree-optimization/46194
11691         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11692         (build_classic_dist_vector_1): Do not represent classic distance
11693         vectors when the access functions are variating in different loops.
11694
11695 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11696
11697         * config/mips/iris6.opt: New.
11698         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11699
11700 2011-02-04  Richard Henderson  <rth@redhat.com>
11701             Steve Ellcey  <sje@cup.hp.com>
11702
11703         PR target/46997
11704         * config/ia64/predicates.md (mux1_brcst_element): New.
11705         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11706         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11707         (ia64_unpack_sign): New.
11708         (ia64_expand_unpack): Rewrite using new routines.
11709         (ia64_expand_widen_sum): Ditto.
11710         (ia64_expand_dot_prod_v8qi): Ditto.
11711         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11712         routines, add endian check.
11713         (pmpy2_even): Rename from pmpy2_r, add endian check.
11714         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11715         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11716         (vec_widen_smult_hi_v4hi): Ditto.
11717         (vec_widen_umult_lo_v4hi): Ditto.
11718         (vec_widen_umult_hi_v4hi): Ditto.
11719         (mulv2si3): Change endian checks.
11720         (sdot_prodv4hi): Rewrite with new calls.
11721         (udot_prodv4hi): New.
11722         (vec_pack_ssat_v4hi): Add endian check.
11723         (vec_pack_usat_v4hi): Ditto.
11724         (vec_pack_ssat_v2si): Ditto.
11725         (max1_even): Rename from max1_r, add endian check.
11726         (max1_odd): Rename from max1_l, add endian check.
11727         (*mux1_rev): Format change.
11728         (*mux1_mix): Ditto.
11729         (*mux1_shuf): Ditto.
11730         (*mux1_alt): Ditto.
11731         (*mux1_brcst_v8qi): Use new predicate.
11732         (vec_extract_evenv8qi): Remove endian check.
11733         (vec_extract_oddv8qi): Ditto.
11734         (vec_interleave_lowv4hi): Format change.
11735         (vec_interleave_highv4hi): Ditto.
11736         (mix2_even): Rename from mix2_r, add endian check.
11737         (mix2_odd): Rename from mux2_l, add endian check.
11738         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11739         (vec_extract_evenodd_helper): Format change.
11740         (vec_extract_evenv4hi): Remove endian check.
11741         (vec_extract_oddv4hi): Remove endian check.
11742         (vec_interleave_lowv2si): Format change.
11743         (vec_interleave_highv2si): Format change.
11744         (vec_initv2si): Remove endian check.
11745         (vecinit_v2si): Add endian check.
11746         (reduc_splus_v2sf): Add endian check.
11747         (reduc_smax_v2sf): Ditto.
11748         (reduc_smin_v2sf): Ditto.
11749         (vec_initv2sf): Remove endian check.
11750         (fpack): Add endian check.
11751         (fswap): Add endian check.
11752         (vec_interleave_highv2sf): Add endian check.
11753         (vec_interleave_lowv2sf): Add endian check.
11754         (fmix_lr): Add endian check.
11755         (vec_setv2sf): Format change.
11756         (*vec_extractv2sf_0_be): Use shift to extract operand.
11757         (*vec_extractv2sf_1_be): New.
11758         (vec_pack_trunc_v4hi): Add endian check.
11759         (vec_pack_trunc_v2si): Format change.
11760
11761 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11762
11763         PR inline-asm/23200
11764         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11765         do bb, locus and block comparison and disallow loads if it is not set.
11766         (stmt_is_replaceable_p): New function.
11767         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11768         callers.
11769         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11770         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11771         SSA_NAME_DEF_STMT.
11772         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11773
11774 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11775
11776         * config/rs6000/xilinx.opt: New.
11777         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11778
11779 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11780
11781         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11782
11783 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11784
11785         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11786         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11787         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11788         secondary_reload_info, xtensa_secondary_reload): Remove.
11789         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11790         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11791         (xtensa_preferred_reload_class): Make static. Change return and
11792         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11793         Use CONST_DOUBLE_P predicate.
11794         (xtensa_preferred_output_reload_class): New function.
11795         (xtensa_secondary_reload): Make static.
11796
11797 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11798
11799         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11800         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11801         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11802
11803 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11804
11805         PR middle-end/31490
11806         * output.h (SECTION_RELRO): Define.
11807         (SECTION_MACH_DEP): Adjust.
11808         (get_variable_section): New prototype.
11809         * varpool.c (varpool_finalize_named_section_flags): New function.
11810         (varpool_assemble_pending_decls): Call it.
11811         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
11812         * cgraphunit.c (cgraph_output_in_order): Call
11813         varpool_finalize_named_section_flags.
11814         * varasm.c (get_section): Allow section flags conflicts between
11815         relro and read-only sections if the section hasn't been declared yet.
11816         Set SECTION_OVERRIDE after diagnosing section type conflict.
11817         (get_variable_section): No longer static.
11818         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
11819         readonly sections that need relocations.
11820         (decl_readonly_section_1): New function.
11821         (decl_readonly_section): Use it.
11822
11823         Revert:
11824         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
11825                     Steve Ellcey  <sje@cup.hp.com>
11826
11827         PR middle-end/31490
11828         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
11829         if section attribute used.
11830
11831 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11832
11833         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
11834         * config/darwin.c (SECTION_NO_ANCHOR): Define.
11835         (darwin_init_sections): Remove assertion.
11836
11837 2011-02-03  Nick Clifton  <nickc@redhat.com>
11838
11839         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
11840         lt and ge.
11841         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
11842         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
11843         instead of "n" and "pz".
11844         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
11845         CC_FLAG_S.
11846
11847 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11848
11849         PR target/47312
11850         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
11851         fma, expand FMA_EXPR as fma{,f,l} call.
11852
11853         PR lto/47274
11854         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
11855         copy them into a unsigned char variable and pass address of it to
11856         lto_output_data_stream.
11857
11858         PR target/47564
11859         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
11860         around backend_init_target and lang_dependent_init_target calls.
11861         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
11862         (verify_cgraph_node): Don't call set_cfun here.  Use
11863         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
11864         Set error_found for incorrectly represented calls to thunks.
11865
11866 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11867
11868         PR debug/43092
11869         PR rtl-optimization/43494
11870         * rtl.h (for_each_inc_dec_fn): New type.
11871         (for_each_inc_dec): Declare.
11872         * rtlanal.c (struct for_each_inc_dec_ops): New type.
11873         (for_each_inc_dec_find_inc_dec): New fn.
11874         (for_each_inc_dec_find_mem): New fn.
11875         (for_each_inc_dec): New fn.
11876         * dse.c (struct insn_size): Remove.
11877         (replace_inc_dec, replace_inc_dec_mem): Remove.
11878         (emit_inc_dec_insn_before): New fn.
11879         (check_for_inc_dec): Use it, along with for_each_inc_dec.
11880         (canon_address): Pass mem modes to cselib_lookup.
11881         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
11882         (cselib_lookup_from_insn): Likewise.
11883         (cselib_subst_to_values): Likewise.
11884         * cselib.c (find_slot_memmode): New var.
11885         (cselib_find_slot): New fn.  Use it instead of
11886         htab_find_slot_with_hash everywhere.
11887         (entry_and_rtx_equal_p): Use find_slot_memmode.
11888         (autoinc_split): New fn.
11889         (rtx_equal_for_cselib_p): Rename and implement in terms of...
11890         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
11891         Deal with autoinc.  Special-case recursion into MEMs.
11892         (cselib_hash_rtx): Likewise.
11893         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
11894         address and MEM modes.
11895         (cselib_subst_to_values): Add memmode, pass it on.
11896         Deal with autoinc.
11897         (cselib_lookup): Add memmode argument, pass it on.
11898         (cselib_lookup_from_insn): Add memmode.
11899         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
11900         (struct cselib_record_autoinc_data): New.
11901         (cselib_record_autoinc_cb): New fn.
11902         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
11903         mode to cselib_lookup.  Reset autoinced REGs here instead of...
11904         (cselib_process_insn): ... here.
11905         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
11906         to cselib_lookup.
11907         (add_uses): Likewise, also to cselib_subst_to_values.
11908         (add_stores): Likewise.
11909         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
11910         cselib_subst_to_values.
11911         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
11912         * gcse.c (do_local_cprop): Adjusted.
11913         * postreload.c (reload_cse_simplify_set): Adjusted.
11914         (reload_cse_simplify_operands): Adjusted.
11915         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11916
11917 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11918
11919         PR tree-optimization/45122
11920         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11921         unsafe assumptions when there's more than one loop exit.
11922
11923 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11924
11925         PR target/47272
11926         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11927         Document using vector double with the load/store builtins, and
11928         that the load/store builtins always use Altivec instructions.
11929
11930         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11931         to use altivec memory instructions, even on VSX.
11932         (vector_altivec_store_<mode>): Ditto.
11933
11934         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11935         function.
11936
11937         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11938         V2DF, V2DI support to load/store overloaded builtins.
11939
11940         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11941         altivec load/store builtins for V2DF/V2DI types.
11942
11943         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11944         set avoid indexed addresses on power6 if -maltivec.
11945         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11946         vector_altivec_load/vector_altivec_store builtins.
11947         (altivec_expand_st_builtin): Ditto.
11948         (altivec_expand_builtin): Add VSX memory builtins.
11949         (rs6000_init_builtins): Add V2DI types to internal types.
11950         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11951         load/store builtins.
11952         (rs6000_address_for_altivec): Insure memory address is appropriate
11953         for Altivec.
11954
11955         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11956         vec_vsx_ld and vec_vsx_st.
11957         (vsx_store_<mode>): Ditto.
11958
11959         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11960         variables to hold long long types for VSX vector memory builtins.
11961         (RS6000_BTI_unsigned_long_long): Ditto.
11962         (long_long_integer_type_internal_node): Ditti.
11963         (long_long_unsigned_type_internal_node): Ditti.
11964
11965         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11966         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11967         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11968
11969         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11970         short cuts.
11971         (vec_vsx_st): Ditto.
11972
11973 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11974
11975         * config/pa/pa-hpux10.opt: New.
11976         * config/hpux11.opt (pthread): New Driver option.
11977         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11978         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11979
11980 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11981
11982         * config/ia64/vms.opt: New.
11983         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11984
11985 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11986
11987         PR target/47580
11988         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11989         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11990         generator functions.
11991         (vsx_floatuns<VSi><mode>2): Ditto.
11992         (vsx_fix_trunc<mode><VSi>2): Ditto.
11993         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11994
11995 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11996
11997         * config/i386/djgpp.opt (posix): New Driver option.
11998
11999 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
12000
12001         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
12002         Move to the unsupported targets list.
12003
12004 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
12005
12006         PR rtl-optimization/47525
12007         * df-scan.c: Update copyright years.
12008         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
12009         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
12010
12011 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12012
12013         * config/i386/sysv4.h (TARGET_VERSION): Remove.
12014         (SUBTARGET_RETURN_IN_MEMORY): Remove.
12015         (ASM_OUTPUT_ASCII): Remove.
12016         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
12017
12018 2011-02-02  Jeff Law  <law@redhat.com>
12019
12020         PR middle-end/47543
12021         * reload.c (find_reloads_address): Handle reg+d address where both
12022         components are invalid by reloading the entire address.
12023
12024 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12025             Richard Guenther  <rguenther@suse.de>
12026
12027         PR tree-optimization/40979
12028         PR bootstrap/47044
12029         * passes.c (init_optimization_passes): After LIM call copy_prop
12030         and DCE to clean up.
12031         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
12032
12033 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
12034
12035         PR tree-optimization/47576
12036         PR tree-optimization/47555
12037         * doc/invoke.texi (scev-max-expr-complexity): Documented.
12038         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12039         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
12040         * tree-scalar-evolution.c (follow_ssa_edge): Use
12041         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
12042
12043 2011-02-02  Richard Guenther  <rguenther@suse.de>
12044
12045         PR tree-optimization/47566
12046         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
12047
12048 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12049
12050         PR debug/47106
12051         PR debug/47402
12052         * tree-inline.c (declare_return_variable): Remove unused caller
12053         variable.
12054
12055         PR debug/47106
12056         PR debug/47402
12057         * tree-flow-inline.h (clear_is_used, is_used_p): New.
12058         * cfgexpand.c (account_used_vars_for_block): Use them.
12059         * tree-nrv.c (tree_nrv): Likewise.
12060         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
12061         (dump_scope_block): Likewise.
12062         (remove_unused_locals): Likewise.
12063
12064         PR debug/47106
12065         PR debug/47402
12066         * tree-inline.c (declare_return_variable): Add result decl to
12067         local decls only once.
12068         * gimple-low.c (record_vars_into): Mark newly-created variables
12069         as referenced.
12070
12071 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
12072
12073         PR debug/47498
12074         PR debug/47501
12075         PR debug/45136
12076         PR debug/45130
12077         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12078         debug insns.
12079         (no_real_insns_p, schedule_block, set_priorities): Drop special
12080         treatment of boundary debug insns.
12081         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12082         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
12083         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12084         (BOUNDARY_DEBUG_INSN_P): Likewise.
12085         (SCHEDULE_DEBUG_INSN_P): Likewise.
12086         * sched-rgn.c (init_ready_list): Drop special treatment of
12087         boundary debug insns.
12088         * final.c (rest_of_clean_state): Clear notes' BB.
12089
12090 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12091
12092         * config/openbsd.opt (assert=): New Driver option.
12093
12094 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12095
12096         * config/i386/nto.opt: New.
12097         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
12098
12099 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12100
12101         * config/i386/netware.opt: New.
12102         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
12103
12104 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12105
12106         * config/interix.opt (posix): New Driver option.
12107
12108 2011-02-01  DJ Delorie  <dj@redhat.com>
12109
12110         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
12111
12112         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
12113         class for A0/A1.
12114
12115 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
12116
12117         PR tree-optimization/47561
12118         * toplev.c (process_options): Print the Graphite flags.  Add
12119         flag_loop_flatten to the list of options requiring Graphite.
12120
12121 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12122
12123         * config/i386/cygming.opt (posix): New Driver option.
12124
12125 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12126
12127         * config/arm/vxworks.opt: New.
12128         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
12129
12130 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
12131
12132         * config/alpha/elf.opt: New.
12133         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
12134         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
12135
12136 2011-02-01  Richard Guenther  <rguenther@suse.de>
12137
12138         PR tree-optimization/47559
12139         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
12140         store-motion on references that can throw.
12141
12142 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
12143
12144         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
12145         * tree-pass.h (TDF_CSELIB): New macro.
12146         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
12147         cselib_lookup): Check for it rather than for TDF_DETAILS.
12148
12149 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
12150
12151         PR driver/47547
12152         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
12153         is HOST_BIT_BUCKET.
12154
12155         * opts.c (finish_options): Don't add x_aux_base_name if it is
12156         HOST_BIT_BUCKET.
12157
12158 2011-02-01  Richard Guenther  <rguenther@suse.de>
12159
12160         PR tree-optimization/47555
12161         Revert
12162         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
12163
12164         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
12165
12166 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12167
12168         PR gcc/46692
12169         * config/lm32/t-lm32: Add multilib for all CPU options.
12170
12171 2011-02-01  Richard Guenther  <rguenther@suse.de>
12172
12173         PR tree-optimization/47541
12174         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12175         sure to have a field at offset zero.
12176
12177 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12178
12179         * config/arc/arc.opt (EB, EL): New Driver options.
12180
12181 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12182
12183         * config/alpha/osf5.opt: New.
12184         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
12185
12186 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
12187
12188         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
12189
12190 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
12191
12192         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
12193         -floop-interchange.
12194         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
12195         is an alias of -floop-interchange and that it requires the
12196         Graphite infrastructure.
12197         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
12198         flag_loop_interchange based on the value of flag_tree_loop_linear.
12199
12200 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
12201             Richard Guenther  <rguenther@suse.de>
12202
12203         PR tree-optimization/47538
12204         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
12205         type instead of r1type, except for comparisons.  For right
12206         shifts and comparisons punt if there are mismatches in
12207         sizetype vs. non-sizetype types.
12208
12209 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12210
12211         * doc/sourcebuild.texi (Effective-Target Keywords): Document
12212         avx_runtime.
12213
12214 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12215
12216         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
12217         version number.
12218         * configure: Regenerate.
12219
12220 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12221
12222         * configure.ac (gcc_cv_ld_static_option): Define.
12223         (gcc_cv_ld_dynamic_option): Define.
12224         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
12225         instead.
12226         (HAVE_LD_STATIC_DYNAMIC): Update message.
12227         (LD_STATIC_OPTION): Define.
12228         (LD_DYNAMIC_OPTION): Define.
12229         * configure: Regenerate.
12230         * config.in: Regenerate.
12231         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
12232         HAVE_LD_STATIC_DYNAMIC]: Use them.
12233
12234 2011-01-31  Nick Clifton  <nickc@redhat.com>
12235
12236         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
12237         registers inside interrupt handlers if the handler is not a leaf
12238         function.
12239
12240 2011-01-31  Nick Clifton  <nickc@redhat.com>
12241
12242         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
12243         reg_renumber returning an INVALID_REGNUM.
12244
12245 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12246
12247         PR libgcj/44341
12248         * doc/install.texi: Document host options discarded when cross
12249         configuring target libraries.
12250
12251 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
12252
12253         Reverted:
12254         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12255         PR debug/45136
12256         PR debug/45130
12257         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12258         debug insns.
12259         (no_real_insns_p, schedule_block, set_priorities): Drop special
12260         treatment of boundary debug insns.
12261         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12262         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12263         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12264         (BOUNDARY_DEBUG_INSN_P): Likewise.
12265         (SCHEDULE_DEBUG_INSN_P): Likewise.
12266         * sched-rgn.c (init_ready_list): Drop special treatment of
12267         boundary debug insns.
12268         * final.c (rest_of_clean-state): Clear notes' BB.
12269
12270 2011-01-31  Alan Modra  <amodra@gmail.com>
12271
12272         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
12273         toc relative expressions as we do in print_operand_address.
12274
12275 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
12276
12277         * doc/extend.texi: Follow spelling conventions.
12278         * doc/invoke.texi: Fix a typo.
12279
12280 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
12281
12282         * config/hpux11.opt: New.
12283         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
12284         ia64*-*-hpux*): Use hpux11.opt.
12285
12286 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
12287
12288         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
12289         to tmake_file.
12290
12291 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12292
12293         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
12294         support sites.
12295
12296 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12297
12298         * doc/install.texi (Binaries): Remove outdated reference for
12299         Motorola 68HC11/68HC12 downloads.
12300
12301 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
12302
12303         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
12304         Drepper's paper.
12305
12306 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
12307
12308         PR bootstrap/47147
12309         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
12310         used by NetBSD.
12311
12312 2011-01-28  Ahmad Sharif  <asharif@google.com>
12313
12314         * value-prof.c (check_counter): Corrected error message.
12315
12316 2011-01-29  Jie Zhang  <jie@codesourcery.com>
12317
12318         * config/arm/arm.c (arm_legitimize_reload_address): New.
12319         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12320         arm_legitimize_reload_address.
12321         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
12322
12323 2011-01-28  Ian Lance Taylor  <iant@google.com>
12324
12325         * godump.c (go_define): Ignore macros whose definitions include
12326         two adjacent operands.
12327
12328 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
12329
12330         PR target/42894
12331         * varasm.c (force_const_mem): Store copy of x in desc->constant
12332         instead of x itself.
12333         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
12334         itself into REG_EQUAL note.
12335
12336 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
12337
12338         * config/freebsd.opt (posix, rdynamic): New Driver options.
12339
12340 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12341
12342         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
12343         -Bstatic/-Bdynamic.
12344         * configure: Regenerate.
12345
12346 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
12347
12348         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
12349         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
12350
12351 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
12352
12353         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
12354         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
12355         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
12356         (s390_preferred_reload_class): Make static. Change return and
12357         'rclass' argument type to reg_class_t.
12358
12359 2011-01-27  Jan Hubicka  <jh@suse.cz>
12360
12361         PR middle-end/46949
12362         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12363         (process_function_and_variable_attributes): Check defined weakrefs.
12364
12365 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12366
12367         PR tree-optimization/47228
12368         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12369         build_ref_for_offset.
12370
12371 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12372
12373         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12374
12375 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12376
12377         PR rtl-optimization/46856
12378         * postreload.c (reload_combine_recognize_const_pattern): Do not
12379         separate cc0 setter and user on cc0 targets.
12380
12381 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12382
12383         PR c/43082
12384         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12385         passed a VOID_TYPE expression, immediately emit an error and
12386         return error_mark_node.
12387
12388 2011-01-26  Jeff Law  <law@redhat.com>
12389
12390         PR rtl-optimization/47464
12391         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12392         rather than may_trap_p as needed.
12393
12394 2011-01-26  DJ Delorie  <dj@redhat.com>
12395
12396         PR rtl-optimization/46878
12397         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12398         setter/user dependency as well.
12399
12400 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12401
12402         PR rtl-optimization/44469
12403         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12404         after removing trivially dead basic blocks.
12405
12406 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12407
12408         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12409         * config/frv/frv.h (LINK_SPEC): Likewise.
12410         * config/i386/netware.h (LINK_SPEC): Likewise.
12411         * config/m68k/linux.h (ASM_SPEC): Likewise.
12412         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12413         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12414         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12415         * config/sparc/linux.h (ASM_SPEC): Likewise.
12416         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12417         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12418
12419 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12420
12421         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12422         * config/frv/frv.h (ASM_SPEC): Likewise.
12423         * config/m68k/linux.h (ASM_SPEC): Likewise.
12424         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12425         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12426         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12427         * config/sparc/linux.h (ASM_SPEC): Likewise.
12428         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12429         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12430
12431 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12432
12433         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12434         * config/frv/frv.h (LINK_SPEC): Likewise.
12435         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12436
12437 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12438
12439         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12440         * config/frv/frv.h (ASM_SPEC): Likewise.
12441         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12442         * config/m68k/linux.h (ASM_SPEC): Likewise.
12443         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12444         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12445         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12446         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12447         * config/sparc/linux.h (ASM_SPEC): Likewise.
12448         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12449         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12450         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12451
12452 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12453
12454         PR target/46997
12455         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12456         (*mux2): Ditto.
12457         (vec_extract_evenodd_help): Ditto.
12458         (vec_extract_evenv4hi): Ditto.
12459         (vec_extract_oddv4hi): Ditto.
12460         (vec_interleave_lowv2si): Ditto.
12461         (vec_interleave_highv2si): Ditto.
12462         (vec_extract_evenv2si): Ditto.
12463         (vec_extract_oddv2si: Ditto.
12464         (vec_pack_trunc_v2si): Ditto.
12465
12466 2011-01-22  Jan Hubicka  <jh@suse.cz>
12467
12468         PR target/47237
12469         * cgraph.h (cgraph_local_info): New field can_change_signature.
12470         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12471         signature can change.
12472         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12473         can change.
12474         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12475         (cgraph_function_versioning): We can not change signature of functions
12476         that don't allow that.
12477         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12478         (lto_input_node): Likewise.
12479         * ipa-inline.c (compute_inline_parameters): Compute
12480         local.can_change_signature.
12481         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12482         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12483         functions that can not change signature.
12484         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12485         init_cumulative_args): Do not use local calling conventions
12486         for functions that can not change signature.
12487
12488 2011-01-22  Jan Hubicka  <jh@suse.cz>
12489
12490         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12491
12492 2011-01-26  Richard Guenther  <rguenther@suse.de>
12493
12494         PR tree-optimization/47190
12495         * cgraphunit.c (process_common_attributes): New function.
12496         (process_function_and_variable_attributes): Use it.
12497
12498 2011-01-26  Richard Guenther  <rguenther@suse.de>
12499
12500         PR lto/47423
12501         * cgraphbuild.c (record_eh_tables): Record reference to personality
12502         function.
12503
12504 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12505
12506         PR debug/45454
12507         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12508         non-debug insns from moving up.
12509
12510 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12511
12512         PR target/40125
12513         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12514         t-dlldir{,-x} fragment for build and add it to tmake_file.
12515         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12516         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12517         * config/i386/t-dlldir: New file.
12518         (SHLIB_DLLDIR): Define.
12519         * config/i386/t-dlldir-x: New file.
12520         (SHLIB_DLLDIR): Define.
12521         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12522         (SHLIB_INSTALL): Use it.
12523
12524 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12525
12526         PR target/47246
12527         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12528         lower bound of the allowed Thumb-2 coprocessor load/store
12529         index range to -256. Add explaining comment.
12530
12531 2011-01-25  Ian Lance Taylor  <iant@google.com>
12532
12533         * godump.c (go_define): Improve lexing of macro expansion to only
12534         accept expressions which match Go spec.
12535
12536 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12537
12538         PR c++/43601
12539         * tree.c (handle_dll_attribute): Handle it.
12540         * doc/extend.texi (@item dllexport): Mention it.
12541         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12542
12543 2011-01-25  Ian Lance Taylor  <iant@google.com>
12544
12545         PR tree-optimization/26854
12546         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12547         (decl_jump_unsafe): Move higher in file, with no other change.
12548         (bind): Set has_jump_unsafe_decl if appropriate.
12549         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12550         (check_earlier_gotos): Likewise.
12551         (c_check_switch_jump_warnings): Likewise.
12552
12553 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12554
12555         * doc/invoke.texi (Warning Options): Add missing hyphen.
12556         (-fprofile-dir): Minor grammatical fixes.
12557         (-fbranch-probabilities): Likewise.
12558
12559 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12560
12561         PR debug/45136
12562         PR debug/45130
12563         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12564         debug insns.
12565         (no_real_insns_p, schedule_block, set_priorities): Drop special
12566         treatment of boundary debug insns.
12567         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12568         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12569         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12570         (BOUNDARY_DEBUG_INSN_P): Likewise.
12571         (SCHEDULE_DEBUG_INSN_P): Likewise.
12572         * sched-rgn.c (init_ready_list): Drop special treatment of
12573         boundary debug insns.
12574         * final.c (rest_of_clean-state): Clear notes' BB.
12575
12576 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12577
12578         * Makefile.in (LAMBDA_H): Removed.
12579         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12580         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12581         lambda-trans.o, and tree-loop-linear.o.
12582         (lto-symtab.o): Remove dependence on LAMBDA_H.
12583         (tree-loop-linear.o): Remove rule.
12584         (lambda-mat.o): Same.
12585         (lambda-trans.o): Same.
12586         (lambda-code.o): Same.
12587         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12588         (tree-vect-slp.o): Same.
12589         * hwint.h (gcd): Moved here.
12590         (least_common_multiple): Same.
12591         * lambda-code.c: Removed.
12592         * lambda-mat.c: Removed.
12593         * lambda-trans.c: Removed.
12594         * lambda.h: Removed.
12595         * tree-loop-linear.c: Removed.
12596         * lto-symtab.c: Do not include lambda.h.
12597         * omega.c (gcd): Removed.
12598         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12599         * tree-data-ref.c (print_lambda_vector): Moved here.
12600         (lambda_vector_copy): Same.
12601         (lambda_matrix_copy): Same.
12602         (lambda_matrix_id): Same.
12603         (lambda_vector_first_nz): Same.
12604         (lambda_matrix_row_add): Same.
12605         (lambda_matrix_row_exchange): Same.
12606         (lambda_vector_mult_const): Same.
12607         (lambda_vector_negate): Same.
12608         (lambda_matrix_row_negate): Same.
12609         (lambda_vector_equal): Same.
12610         (lambda_matrix_right_hermite): Same.
12611         * tree-data-ref.h: Do not include lambda.h.
12612         (lambda_vector): Moved here.
12613         (lambda_matrix): Same.
12614         (dependence_level): Same.
12615         (lambda_transform_legal_p): Removed declaration.
12616         (lambda_collect_parameters): Same.
12617         (lambda_compute_access_matrices): Same.
12618         (lambda_vector_gcd): Same.
12619         (lambda_vector_new): Same.
12620         (lambda_vector_clear): Same.
12621         (lambda_vector_lexico_pos): Same.
12622         (lambda_vector_zerop): Same.
12623         (lambda_matrix_new): Same.
12624         * tree-flow.h (least_common_multiple): Removed declaration.
12625         * tree-parloops.c (lambda_trans_matrix): Moved here.
12626         (LTM_MATRIX): Same.
12627         (LTM_ROWSIZE): Same.
12628         (LTM_COLSIZE): Same.
12629         (LTM_DENOMINATOR): Same.
12630         (lambda_trans_matrix_new): Same.
12631         (lambda_matrix_vector_mult): Same.
12632         (lambda_transform_legal_p): Same.
12633         * tree-pass.h (pass_linear_transform): Removed declaration.
12634         * tree-ssa-loop.c (tree_linear_transform): Removed.
12635         (gate_tree_linear_transform): Removed.
12636         (pass_linear_transform): Removed.
12637         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12638         flag_loop_interchange.
12639
12640 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12641
12642         PR tree-optimization/47265
12643         PR tree-optimization/47443
12644         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12645         if name still has some uses.
12646
12647 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12648
12649         PR tree-optimization/47382
12650         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12651         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12652
12653 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12654
12655         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12656         sjlj_except_unwind_info.
12657
12658 2011-01-25  Richard Guenther  <rguenther@suse.de>
12659
12660         PR tree-optimization/47426
12661         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12662         visible functions results escape.
12663
12664 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12665
12666         PR target/45701
12667         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12668         (arm_get_frame_offsets): Use it.
12669
12670 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12671             Jakub Jelinek  <jakub@redhat.com>
12672
12673         PR tree-optimization/47271
12674         * tree-if-conv.c (bb_postdominates_preds): New.
12675         (if_convertible_bb_p): Call bb_postdominates_preds.
12676         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12677         (predicate_scalar_phi): Call bb_postdominates_preds.
12678
12679 2011-01-25  Nick Clifton  <nickc@redhat.com>
12680
12681         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12682         * config/rx/rx.c (rx_function_value): Likewise.
12683         (rx_promote_function_mode): Likewise.
12684         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12685         in order to make it legitimate.
12686         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12687         make sure that the first operand is the same as the result register.
12688         (addsi3_unspec): Delete.
12689         (subdi3): Do not accept immediate operands.
12690         (subdi3_internal): Likewise.
12691
12692 2011-01-25  Jeff Law  <law@redhat.com>
12693
12694         PR rtl-optimization/37273
12695         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12696         handle them like argument loads from stack slots.  Do not double
12697         count memory for memory constants and argument loads from stack slots.
12698
12699 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12700
12701         PR tree-optimization/47427
12702         PR tree-optimization/47428
12703         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12704         coalesce if the new root var would be TREE_READONLY.
12705
12706 2011-01-25  Richard Guenther  <rguenther@suse.de>
12707
12708         PR middle-end/47414
12709         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12710         correct type for TBAA.
12711
12712 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12713
12714         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12715         (close_phi_written_to_memory): Call for_each_index with
12716         dr_indices_valid_in_loop.
12717
12718 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12719
12720         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12721         when it is initialized.
12722
12723 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12724
12725         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12726         call to graphite_find_data_references_in_stmt.
12727         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12728         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12729         call to graphite_find_data_references_in_stmt.
12730         (analyze_drs_in_stmts): Same.
12731         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12732         in which the scalar analysis of indices is performed.
12733         (create_data_ref): Same.  Update call to dr_analyze_indices.
12734         (find_data_references_in_stmt): Update call to create_data_ref.
12735         (graphite_find_data_references_in_stmt): Same.
12736         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12737         declaration.
12738         (create_data_ref): Same.
12739         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12740         call to create_data_ref.
12741
12742 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12743
12744         * graphite-sese-to-poly.c (build_poly_scop): Move
12745         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12746
12747 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12748
12749         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12750         VAR_DECL, PARM_DECL, and RESULT_DECL.
12751
12752 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12753
12754         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12755         in a reduction PBB.
12756         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12757         that have already been marked as PBB_IS_REDUCTION.
12758
12759 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12760
12761         * graphite-scop-detection.c (same_close_phi_node): New.
12762         (remove_duplicate_close_phi): New.
12763         (make_close_phi_nodes_unique): New.
12764         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12765
12766 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12767
12768         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12769         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12770         of both data references to be the same.
12771
12772 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12773
12774         * graphite-dependences.c (build_lexicographical_constraint): Remove
12775         the gdim parameter.
12776         (build_lexicographical_constraint): Adjust call to
12777         ppl_powerset_is_empty.
12778         (dependence_polyhedron): Same.
12779         (graphite_legal_transform_dr): Same.
12780         (graphite_carried_dependence_level_k): Same.
12781         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12782         parameter.
12783         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12784
12785 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12786
12787         * graphite-sese-to-poly.c
12788         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12789         (close_phi_written_to_memory): New.
12790         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12791         and unshare_expr.
12792
12793 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12794
12795         * doc/install.texi: Update the expected version number of PPL to 0.11.
12796         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12797         #if PPL_VERSION_MINOR < 11.
12798
12799 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12800
12801         * graphite-dependences.c: Include graphite-cloog-util.h.
12802         (new_poly_ddr): Inlined into dependence_polyhedron.
12803         (free_poly_ddr): Moved close by new_poly_ddr.
12804         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12805         Early return NULL when ppl_powerset_is_empty returns true.
12806         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12807         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12808         (graphite_legal_transform_dr): Call new_poly_ddr.
12809         (graphite_carried_dependence_level_k): Same.
12810         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
12811         (dot_transformed_deps_stmt_1): Removed.
12812         (dot_deps_stmt_1): Call dot_deps_stmt_2.
12813         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
12814         (dot_deps_1): Call dot_deps_2.
12815         * Makefile.in (graphite-dependences.o): Add missing dependence on
12816         graphite-cloog-util.h.
12817
12818 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12819
12820         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
12821         (build_lexicographical_constraint): Same.
12822         (dependence_polyhedron_1): Same.
12823         (graphite_legal_transform_dr): Same.
12824         (graphite_carried_dependence_level_k): Same.
12825         * graphite-ppl.c (ppl_powerset_is_empty): New.
12826         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
12827         * tree-data-ref.c (dump_data_reference): Print the basic block index.
12828
12829 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12830
12831         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
12832         the "a followed by b" relation and document it.
12833
12834 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12835
12836         * graphite-dependences.c (build_lexicographical_constraint): Stop the
12837         iteration when the bag of constraints is empty.
12838
12839 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12840
12841         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
12842
12843 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12844
12845         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
12846         nest and two loop depths as parameters.
12847         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
12848         lst_perfect_nestify.
12849
12850 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12851
12852         * graphite-dependences.c (print_pddr): Call
12853         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
12854
12855 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12856
12857         * graphite-ppl.c (debug_gmp_value): New.
12858         * graphite-ppl.h (debug_gmp_value): Declared.
12859
12860 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
12861
12862         * doc/install.texi: Document availability of cloog-0.16.
12863
12864 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
12865
12866         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
12867         invalid postdominance info.
12868
12869 2011-01-24  Jan Hubicka  <jh@suse.cz>
12870
12871         PR c/21659
12872         * doc/extend.texi (weak pragma): Drop claim that it must
12873         appear before definition.
12874         * varasm.c (merge_weak, declare_weak): Only sanity check
12875         that DECL is not output at a time it is declared weak.
12876
12877 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
12878
12879         * machmode.def: Fixed comments.
12880
12881 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
12882
12883         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
12884
12885 2011-01-24  Paul Koning  <ni1d@arrl.net>
12886
12887         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
12888         WORDS_BIG_ENDIAN.
12889
12890 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
12891
12892         PR target/46519
12893         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
12894         (block_info): Add scanned and prev.
12895         (move_or_delete_vzeroupper_2): Return if the basic block
12896         has been scanned and the upper 128bit state is unchanged
12897         from the last scan.
12898         (move_or_delete_vzeroupper_1): Return true if the exit
12899         state is changed.
12900         (move_or_delete_vzeroupper): Visit basic blocks using the
12901         work-list based algorithm based on vt_find_locations in
12902         var-tracking.c.
12903
12904         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
12905
12906 2011-01-24  Nick Clifton  <nickc@redhat.com>
12907
12908         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
12909         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
12910         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
12911         then define __v850e1__.
12912         * doc/invoke.texi: Document -mv850es.
12913
12914 2011-01-24  Richard Henderson  <rth@redhat.com>
12915
12916         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12917         compound unordered comparisons.
12918         * config/rx/rx.c (rx_split_fp_compare): Remove.
12919         * config/rx/rx-protos.h: Update.
12920         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12921         (cbranchsf4): Don't call rx_split_fp_compare.
12922         (*cbranchsf4): Use rx_split_cbranch.
12923         (*cmpsf): Don't accept "i" constraint.
12924         (*conditional_branch): Only valid after reload.
12925         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12926
12927 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12928
12929         PR target/47385
12930         * config/rs6000/altivec.md (vector constant splitters): Add
12931         support for creating vector single precision constants if -mvsx is
12932         used and we would create the constant using Altivec primitives.
12933
12934 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12935             Richard Sandiford  <rdsandiford@googlemail.com>
12936
12937         PR rtl-optimization/47166
12938         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12939         mechanism for PRE_MODIFY and POST_MODIFY.
12940         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12941         reloadreg.
12942
12943 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12944
12945         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12946
12947 2011-01-22  Jan Hubicka  <jh@suse.cz>
12948
12949         PR lto/47333
12950         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12951
12952 2011-01-22  Jan Hubicka  <jh@suse.cz>
12953
12954         PR tree-optimization/43884
12955         PR lto/44334
12956         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12957         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12958
12959 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12960
12961         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12962         * config/s390/s390.c (s390_register_move_cost,
12963         s390_memory_move_cost): New.
12964         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12965
12966 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12967
12968         PR middle-end/47401
12969         * except.c (sjlj_assign_call_site_values): Move setting the
12970         crtl->uses_eh_lsda flag to ...
12971         (sjlj_mark_call_sites): ... here.
12972         (sjlj_emit_function_enter): Support NULL dispatch label.
12973         (sjlj_build_landing_pads): In a function with no landing pads
12974         that still has must-not-throw regions, generate code to register
12975         a personality function with empty LSDA.
12976
12977 2011-01-21  Richard Henderson  <rth@redhat.com>
12978
12979         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12980
12981         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12982
12983         * compare-elim.c: New file.
12984         * Makefile.in (OBJS-common): Add it.
12985         (compare-elim.o): New.
12986         * common.opt (fcompare-elim): New.
12987         * opts.c (default_options_table): Add OPT_fcompare_elim.
12988         * tree-pass.h (pass_compare_elim_after_reload): New.
12989         * passes.c (init_optimization_passes): Add it.
12990         * recog.h: Protect against re-inclusion.
12991         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12992         * doc/invoke.texi (-fcompare-elim): Document it.
12993         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12994         * doc/tm.texi: Rebuild.
12995
12996 2011-01-22  Nick Clifton  <nickc@redhat.com>
12997
12998         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12999         rx_split_fp_compare.
13000
13001 2011-01-22  Nick Clifton  <nickc@redhat.com>
13002
13003         * config/rx/rx.md (UNSPEC_CONST): New.
13004         (deallocate_and_return): Wrap the amount popped off the stack in
13005         an UNSPEC_CONST in order to stop it being rejected by
13006         -mmax-constant-size.
13007         (pop_and_return): Add a "(return)" rtx.
13008         (call): Drop the immediate operand.
13009         (call_internal): Likewise.
13010         (call_value): Likewise.
13011         (call_value_internal): Likewise.
13012         (sibcall_internal): Likewise.
13013         (sibcall_value_internal): Likewise.
13014         (sibcall): Likewise.  Generate an explicit call using
13015         sibcall_internal.
13016         (sibcall_value): Likewise.
13017         (mov<>): FAIL if a constant operand is not legitimate.
13018         (addsi3_unpsec): New pattern.
13019
13020         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
13021         (ok_for_max_constant): New function.
13022         (gen_safe_add): New function.
13023         (rx_expand_prologue): Use gen_safe_add.
13024         (rx_expand_epilogue): Likewise.
13025         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
13026         UNSPEC CONSTs.
13027
13028 2011-01-21  Jeff Law  <law@redhat.com>
13029
13030         PR tree-optimization/47053
13031         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
13032         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
13033         statements are deleted.
13034         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
13035         is nonempty, then purge dead edges and cleanup the CFG.
13036
13037 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13038
13039         PR debug/47402
13040         Temporarily revert:
13041         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13042         PR debug/47106
13043         * tree-dfa.c (create_var_ann): Mark variable as used.
13044
13045 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13046
13047         PR middle-end/45566
13048         * except.c (convert_to_eh_region_ranges): Emit queued no-region
13049         notes from other section in hot/cold partitioning even if
13050         last_action is -3.  Increment call_site_base.
13051
13052         PR rtl-optimization/47366
13053         * fwprop.c (forward_propagate_into): Return bool.  If
13054         any changes are made, -fnon-call-exceptions is used and
13055         REG_EH_REGION note is present, call purge_dead_edges
13056         and return true if it purged anything.
13057         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
13058         any EH edges were purged.
13059
13060 2011-01-21  Jeff Law  <law@redhat.com>
13061
13062         PR rtl-optimization/41619
13063         * caller-save.c (setup_save_areas): Break out code to determine
13064         which hard regs are live across calls by examining the reload chains
13065         so that it is always used.
13066         Eliminate code which checked REG_N_CALLS_CROSSED.
13067
13068 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13069
13070         PR tree-optimization/47355
13071         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
13072         NOP has non-debug uses beyond PHIs in new_bb.
13073
13074 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
13075
13076         PR debug/47106
13077         * cfgexpand.c (account_used_vars_for_block): Only account vars
13078         that are annotated as used.
13079         (estimated_stack_frame_size): Don't set TREE_USED.
13080         * tree-dfa.c (create_var_ann): Mark variable as used.
13081
13082 2011-01-21  Richard Guenther  <rguenther@suse.de>
13083
13084         PR middle-end/47395
13085         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
13086
13087 2011-01-21  Richard Guenther  <rguenther@suse.de>
13088
13089         PR tree-optimization/47365
13090         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
13091         (vn_reference_lookup_pieces): Adjust.
13092         (vn_reference_lookup): Likewise.
13093         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
13094         (vn_reference_lookup_3): Only look through kills if in
13095         VN_WALKREWRITE mode.
13096         (vn_reference_lookup_pieces): Adjust.
13097         (vn_reference_lookup): Likewise.
13098         (visit_reference_op_load): Likewise.
13099         (visit_reference_op_store): Likewise.
13100         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
13101         (compute_avail): Likewise.
13102         (eliminate): Likewise.
13103
13104 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
13105
13106         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
13107         DECL_IGNORED_P non-reg vars if they are used.
13108
13109         PR tree-optimization/47391
13110         * varpool.c (const_value_known_p): Return false if
13111         decl is volatile.
13112
13113 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
13114
13115         PR bootstrap/47215
13116         * config/i386/i386.c (ix86_local_alignment): Handle
13117         case for va_list_type_node is nil.
13118         (ix86_canonical_va_list_type): Likewise.
13119
13120 2011-01-21  Alan Modra  <amodra@gmail.com>
13121
13122         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
13123         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
13124
13125 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13126
13127         * config/arm/arm.md (define_attr type): Rename f_load
13128         and f_store to f_fpa_load and f_fpa_store. Update.
13129         (write_conflict): Deal with rename fallout.
13130         (*push_fp_multi): Likewise.
13131         * config/arm/fpa.md (f_load): Use f_fpa_load.
13132         (f_store): Use f_fpa_store.
13133         (*movsf_fpa): Likewise.
13134         (*movdf_fpa): Likewise.
13135         (*movxf_fpa): Likewise.
13136         (*thumb2_movsf_fpa): Likewise.
13137         (*thumb2_movdf_fpa): Likewise.
13138         (*thumb2_movxf_fpa): Likewise.
13139         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
13140         f_loadd and f_stored.
13141         (*thumb2_movdi_vfp): Likewise.
13142         (*thumb2_movsf_vfp): Fix attribute to f_loads.
13143         (*thumb2_movsi_vfp): Likewise.
13144         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
13145         Use f_loads instead of f_load.
13146         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
13147
13148 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
13149
13150         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13151         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
13152         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13153         (xtensa_mode_dependent_address_p): New function.
13154         (constantpool_address_p): Make static. Change return type to bool.
13155         Change argument type to const_rtx. Use CONST_INT_P predicate.
13156
13157 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
13158
13159         PR debug/46583
13160         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
13161
13162 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13163
13164         PR debug/47283
13165         * cfgexpand.c (expand_debug_expr): Instead of generating
13166         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
13167         etc. handling.
13168
13169 2011-01-20  Richard Guenther  <rguenther@suse.de>
13170
13171         PR middle-end/47370
13172         * tree-inline.c (remap_gimple_op_r): Recurse manually for
13173         the pointer operand of MEM_REFs.
13174
13175 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
13176
13177         PR tree-optimization/46130
13178         * ipa-split.c (consider_split): If return_bb contains non-virtual
13179         PHIs other than for retval or if split_function would not adjust it,
13180         refuse to split.
13181
13182 2011-01-20  Richard Guenther  <rguenther@suse.de>
13183
13184         PR tree-optimization/47167
13185         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13186         Revert previous change, only avoid enumeral type changes.
13187
13188 2011-01-19  Mike Stump  <mikestump@comcast.net>
13189
13190         * doc/tm.texi.in (BRANCH_COST): Englishify.
13191         * doc/tm.texi (BRANCH_COST): Likewise.
13192
13193 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
13194
13195         PR c++/47291
13196         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
13197         (gen_scheduled_generic_parms_dies): New functions.
13198         (gen_struct_or_union_type_die): Schedule template parameters DIEs
13199         generation for the end of CU compilation.
13200         (dwarf2out_finish): Generate template parameters DIEs here.
13201
13202 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13203
13204         PR debug/46240
13205         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
13206         debug bind stmt on merge edges.
13207
13208 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13209
13210         PR debug/47079
13211         PR debug/46724
13212         * function.c (instantiate_expr): Instantiate incoming rtl of
13213         implicit arguments, and recurse on VALUE_EXPRs.
13214         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
13215         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
13216
13217 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
13218
13219         * c-parser.c (c_parser_for_statement): Initialize
13220         collection_expression.
13221
13222 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13223
13224         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
13225
13226 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13227
13228         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
13229         (LINK_SHLIB_SPEC): Don't use %(link_path).
13230         (SUBTARGET_EXTRA_SPECS): Remove link_path.
13231
13232 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13233
13234         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
13235         (NO_SHARED_LIB_SUPPORT): Remove.
13236         (LINK_SHLIB_SPEC): Remove one conditional definition.
13237
13238 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
13239
13240         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
13241         %{call_shared}.
13242         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
13243         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
13244         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
13245         %{call_shared} and conditionals on these options not being passed.
13246         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
13247         %{call_shared}.
13248
13249 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13250
13251         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
13252         simplify.
13253
13254         * ipa-split.c: Spelling fixes.
13255
13256 2011-01-19  Richard Henderson  <rth@redhat.com>
13257
13258         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
13259         (*mulsi3): Likewise.
13260
13261         * longlong.h [__mn10300__] (count_leading_zeros): New.
13262         [__mn10300__] (umul_ppmm, smul_ppmm): New.
13263         [__mn10300__] (add_ssaaaa, subddmmss): New.
13264         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
13265         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
13266
13267 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13268
13269         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
13270
13271 2011-01-19  Richard Henderson  <rth@redhat.com>
13272
13273         * config/mn10300/mn10300.md (addsi3_flags): New.
13274         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
13275         (subsi3_flags, subc_internal, subdi3): New.
13276         (subdi3_internal, *subdi3_degenerate): New.
13277         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
13278
13279         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
13280         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
13281         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
13282         * config/mn10300/mn10300-protos.h: Update.
13283         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
13284         (return_ret): Likewise.  Rename from return_internal_regs.
13285         (return_internal): Remove.
13286
13287         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
13288         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
13289         (mn10300_legitimate_constant_p): Likewise.
13290         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
13291         (mn10300_frame_size): New.
13292         (mn10300_expand_prologue): Use it.
13293         (mn10300_expand_epilogue): Likewise.
13294         (mn10300_initial_offset): Likewise.
13295         * config/mn10300/mn10300-protos.h: Update.
13296         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
13297         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
13298         (prologue, epilogue, return_internal): Tidy output code.
13299         (mn10300_store_multiple_operation, return): Likewise.
13300         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
13301         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
13302         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
13303         (load_pic, am33_load_pic): New.
13304         (mn10300_load_pic0, mn10300_load_pic1): New.
13305
13306         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
13307         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
13308         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
13309         (cc_flags_for_mode, cc_flags_for_code): New.
13310         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
13311         overflow flag is not valid.  Validate that the flags we need
13312         for the comparison are valid.
13313         (mn10300_output_cmp): Remove.
13314         (mn10300_output_add): New.
13315         (mn10300_select_cc_mode): Use cc_flags_for_code.
13316         (mn10300_split_cbranch): New.
13317         (mn10300_match_ccmode): New.
13318         (mn10300_split_and_operand_count): New.
13319         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
13320         to the function.
13321         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
13322         (addsi3): ... here.  Use mn10300_output_add.
13323         (*addsi3_flags): New.
13324         (*am33_subsi3, *mn10300_subsi3): Merge...
13325         (subsi3): ... here.  Use attribute isa.
13326         (*subsi3_flags): New.
13327         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
13328         when possible.
13329         (*am33_andsi3, *mn10300_andsi3): Merge...
13330         (andsi3): ... here.
13331         (*andsi3_flags): New.
13332         (andsi3 splitters): New.
13333         (*am33_iorsi3, *mn10300_iorsi3): Merge...
13334         (iorsi3): ... here.
13335         (*iorsi3_flags): New.
13336         (*am33_xorsi3, *mn10300_xorsi3): Merge...
13337         (xorsi3): ... here.
13338         (*xorsi3_flags): New.
13339         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
13340         (one_cmplsi2): ... here.
13341         (*one_cmplsi2_flags): New.
13342         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
13343         instead of "dax" in constraints.  Use mn10300_split_cbranch.
13344         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
13345         use matching constraints to eliminate a self-comparison.
13346         (*integer_conditional_branch): Rename from integer_conditional_branch.
13347         Use int_mode_flags to match CC_REG.
13348         (*cbranchsi4_btst, *btstsi): New.
13349         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
13350         mn10300_split_cbranch.
13351         (*am33_cmpsf): Rename from am33_cmpsf.
13352         (*float_conditional_branch): Rename from float_conditional_branch.
13353         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
13354         (zero_extendqisi2): ... here.
13355         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
13356         (zero_extendhisi2): ... here.
13357         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
13358         (extendqisi2): ... here.
13359         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
13360         (extendhisi2): ... here.
13361         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13362         (ashlsi3): ... here.
13363         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13364         (lshrsi3): ... here.
13365         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13366         (ashrsi3): ... here.
13367         (consecutive add peephole): Remove.
13368         * config/mn10300/predicates.md (label_ref_operand): New.
13369         (int_mode_flags): New.
13370         (CCZN_comparison_operator): New.
13371
13372         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13373         (throughput_42_latency_43): New reservation.
13374         (mulsidi3, umulsidi3): New expanders.
13375         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13376         the MDR register to allocation; separately allocate the low and
13377         high parts of the DImode result.
13378         (umulsidi3_internal): Similarly.
13379         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13380         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13381         (udivsi3, umodsi3): Remove.
13382         (udivmodsi4, divmodsi4): New expanders.
13383         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13384         (*divmodsi4): Simiarly.
13385         (ext_internal): New.
13386
13387         * config/mn10300/constraints.md ("z"): New constraint.
13388         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13389         (FIXED_REGISTERS): Don't fix MDR.
13390         (CALL_USED_REGSITERS): Reformat nicely.
13391         (REG_ALLOC_ORDER): Add MDR.
13392         (enum regclass): Add MDR_REGS.
13393         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13394         (IRA_COVER_CLASSES): Add MDR_REGS.
13395         (REGNO_REG_CLASS): Handle MDR_REG.
13396         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13397         (mn10300_register_move_cost): Likewise.
13398         * config/mn10300/mn10300.md (MDR_REG): New.
13399         (*movsi_internal): Handle moves to/from MDR_REGS.
13400
13401         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13402         POST_MODIFY.
13403         (mn10300_secondary_reload): Tidy combination reload classes.
13404         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13405         addresses for AM33.  Allow symbolic offsets for reg+imm.
13406         (mn10300_regno_in_class_p): New.
13407         (mn10300_legitimize_reload_address): New.
13408         * config/mn10300/mn10300.h (enum reg_class): Remove
13409         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13410         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13411         SP_OR_GENERAL_REGS.
13412         (REG_CLASS_NAMES): Update to match.
13413         (REG_CLASS_CONTENTS): Likewise.
13414         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13415         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13416         (REGNO_IN_RANGE_P): Remove.
13417         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13418         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13419         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13420         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13421         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13422         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13423         (REGNO_GENERAL_P): New.
13424         (HAVE_POST_MODIFY_DISP): New.
13425         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13426         (LEGITIMIZE_RELOAD_ADDRESS): New.
13427         * config/mn10300/mn10300-protos.h: Update.
13428
13429         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13430         DATA_REGS for AM33 stack-pointer destination.
13431         (mn10300_preferred_output_reload_class): Likewise.
13432         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13433         into a form appropriate for ...
13434         (TARGET_SECONDARY_RELOAD): New.
13435         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13436         * config/mn10300/mn10300-protos.h: Update.
13437         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13438         reload_insi; use the "A" constraint for the scratch; handle AM33
13439         moves of sp to non-address registers.
13440
13441         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13442         (*movqi_internal): ... here.
13443         (*am33_movhi, *mn10300_movhi): Merge into...
13444         (*movhi_internal): ... here.
13445         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13446         as the source/destination of moves from/to SP.
13447         (movsf): Only allow for AM33-2.
13448         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13449         any integer constant constraint.  Only allow for AM33-2.  Tidy
13450         all of the alternative outputs.
13451         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13452         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13453         for MN103.
13454         (udivsi3, umodsi3): New patterns for MN103 only.
13455
13456 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13457
13458         * doc/tm.texi.in: Spell out that a lack of register class unions
13459         can lead to ICEs.
13460         * doc/tm.texi: Regenerate.
13461
13462 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13463
13464         PR rtl-optimization/47337
13465         * dce.c (check_argument_store): New function.
13466         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13467
13468         PR tree-optimization/47290
13469         * tree-eh.c (infinite_empty_loop_p): New function.
13470         (cleanup_empty_eh): Use it.
13471
13472 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13473
13474         PR target/46997
13475         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13476         (a64_expand_widen_sum): Ditto.
13477         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13478         (vec_extract_evenodd_help): Ditto.
13479         (vec_extract_evenv4hi): Ditto.
13480         (vec_extract_oddv4hi): Ditto.
13481         (vec_extract_evenv2si): Ditto.
13482         (vec_extract_oddv2si): Ditto.
13483         (vec_extract_evenv2sf): Ditto.
13484         (vec_extract_oddv2sf): Ditto.
13485         (vec_pack_trunc_v4hi: Ditto.
13486         (vec_pack_trunc_v2si): Ditto.
13487         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13488         (vec_interleave_highv8qi): Ditto.
13489         (mix1_r): Ditto.
13490         (vec_extract_oddv8qi): Ditto.
13491         (vec_interleave_lowv4hi): Ditto.
13492         (vec_interleave_highv4hi): Ditto.
13493         (vec_interleave_lowv2si): Ditto.
13494         (vec_interleave_highv2si): Ditto.
13495
13496 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13497
13498         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13499         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13500         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13501         (pa_c_mode_for_suffix): New.
13502         (TARGET_EXPAND_BUILTIN): Define.
13503         (TARGET_C_MODE_FOR_SUFFIX): Define.
13504         (pa_builtins): Define.
13505         (pa_init_builtins): Register __float128 type and init new support
13506         builtins.
13507         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13508         * config/pa/quadlib.c (_U_Qfcopysign): New.
13509
13510 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13511
13512         PR middle-end/46894
13513         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13514         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13515         are defined.
13516
13517 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13518
13519         PR tree-optimization/47179
13520         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13521         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13522
13523 2011-01-18  Richard Guenther  <rguenther@suse.de>
13524
13525         PR rtl-optimization/47216
13526         * emit-rtl.c: Include tree-flow.h.
13527         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13528         of replicating it with different semantics.
13529         * Makefile.in (emit-rtl.o): Adjust.
13530
13531 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13532
13533         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13534         (cortex_a9_dp): Handle neon types correctly.
13535
13536 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13537
13538         PR rtl-optimization/47299
13539         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13540         subtarget.  Use normal multiplication if both operands are constants.
13541         * expmed.c (expand_widening_mult): Don't try to optimize constant
13542         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13543         before using it.
13544
13545 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13546
13547         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13548         spacing after 'e.g.', typos, comma, hyphenation.
13549
13550 2011-01-17  Richard Henderson  <rth@redhat.com>
13551
13552         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13553         (rx_restricted_mem_operand): New.
13554         (rx_shift_operand): Use register_operand.
13555         (rx_source_operand, rx_compare_operand): Likewise.
13556         * config/rx/rx.md (addsi3_flags): New expander.
13557         (adddi3): Rewrite as expander.
13558         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13559         (subsi3_flags): New expander.
13560         (subdi3): Rewrite as expander.
13561         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13562
13563         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13564         (rx_init_builtins): Remove sat builtin.
13565         (rx_expand_builtin): Likewise.
13566         * config/rx/rx.md (ssaddsi3): New.
13567         (*sat): Rename from sat.  Represent the CC_REG input.
13568
13569         * config/rx/predicates.md (rshift_operator): New.
13570         * config/rx/rx.c (rx_expand_insv): Remove.
13571         * config/rx/rx-protos.h: Update.
13572         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13573         operand to the canonical position.
13574         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13575         (*bitclr, *bitclr_in_memory): Similarly.
13576         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13577         (insv): Retain the zero_extract in the expansion.
13578
13579         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13580         (bswaphi2, bitinvert, revw): Likewise.
13581
13582         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13583         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13584         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13585         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13586         (bitset, bitset_in_memory): Likewise.
13587         (bitinvert, bitinvert_in_memory): Likewise.
13588         (bitclr, bitclr_in_memory): Likewise.
13589         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13590         (rx_strend, rx_cmpstrn): Likewise.
13591         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13592         (bitop peep2 patterns): Remove.
13593
13594         * config/rx/rx.c (rx_match_ccmode): New.
13595         * config/rx/rx-protos.h: Update.
13596         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13597         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13598         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13599         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13600         (fix_truncsfsi2, floatsisf2): Likewise.
13601         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13602         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13603         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13604         (*subsi3_flags, *xorsi3_flags): New.
13605
13606         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13607
13608         * config/rx/rx.c (rx_print_operand): Remove workaround for
13609         unsplit comparison operations.
13610
13611         * config/rx/rx.md (movsicc): Split after reload.
13612         (*movsicc): Merge *movsieq and *movsine via match_operator.
13613         (*stcc): New pattern.
13614
13615         * config/rx/rx.c (rx_float_compare_mode): Remove.
13616         * config/rx/rx.h (rx_float_compare_mode): Remove.
13617         * config/rx/rx.md (cstoresi4): Split after reload.
13618         (*sccc): New pattern.
13619
13620         * config/rx/predicates.md (label_ref_operand): New.
13621         (rx_z_comparison_operator): New.
13622         (rx_zs_comparison_operator): New.
13623         (rx_fp_comparison_operator): New.
13624         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13625         Validate that the flags are set properly for the comparison.
13626         (rx_gen_cond_branch_template): Remove.
13627         (rx_cc_modes_compatible): Remove.
13628         (mode_from_flags): New.
13629         (flags_from_code): Rename from flags_needed_for_conditional.
13630         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13631         (rx_select_cc_mode): Likewise.
13632         (rx_split_fp_compare): New.
13633         (rx_split_cbranch): New.
13634         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13635         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13636         (*cbranchsf4): Similarly.
13637         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13638         match_operator and rx_split_cbranch.
13639         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13640         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13641         (*cmpsi): Rename from cmpsi.
13642         (*tstsi): Rename from tstsi.
13643         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13644         (*conditional_branch): Rename from conditional_branch.
13645         (*reveresed_conditional_branch): Remove.
13646         (b<code>): Remove expander.
13647         * config/rx/rx-protos.h: Update.
13648
13649         * config/rx/rx.c (rx_compare_redundant): Remove.
13650         * config/rx/rx.md (cmpsi): Don't use it.
13651         * config/rx/rx-protos.h: Update.
13652
13653         * config/rx/rx-modes.def (CC_F): New mode.
13654         * config/rx/rx.c (rx_select_cc_mode): New.
13655         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13656         * config/rx/rx-protos.h: Update.
13657
13658 2011-01-17  Richard Henderson  <rth@redhat.com>
13659
13660         * except.c (dump_eh_tree): Fix stray ; after for statement.
13661
13662 2011-01-17  Richard Guenther  <rguenther@suse.de>
13663
13664         PR tree-optimization/47313
13665         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13666         handling before copying the body.  Properly deal with
13667         by-reference result in SSA form.
13668
13669 2011-01-17  Ian Lance Taylor  <iant@google.com>
13670
13671         PR target/47219
13672         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13673         (struct_value_alias_set): Don't define.
13674         (sparc_option_override): Don't set sparc_sr_alias_set and
13675         struct_value_alias_set.
13676         (save_or_restore_regs): Use gen_frame_mem rather than calling
13677         set_mem_alias_set.
13678         (sparc_struct_value_rtx): Likewise.
13679
13680 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13681
13682         PR target/47318
13683         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13684         (_mm_maskstore_pd): Likewise.
13685         (_mm_maskload_ps): Likewise.
13686         (_mm_maskstore_ps): Likewise.
13687         (_mm256_maskload_pd): Change mask to __m256i.
13688         (_mm256_maskstore_pd): Likewise.
13689         (_mm256_maskload_ps): Likewise.
13690         (_mm256_maskstore_ps): Likewise.
13691
13692         * config/i386/i386-builtin-types.def: Updated.
13693         (ix86_expand_special_args_builtin): Likewise.
13694
13695         * config/i386/i386.c (bdesc_special_args): Update
13696         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13697         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13698         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13699         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13700
13701         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13702         Use <avxpermvecmode> on mask register.
13703         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13704
13705 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13706             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13707             Eric Botcazou  <ebotcazou@adacore.com>
13708
13709         PR target/46655
13710         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13711         if <= USHRT_MAX in 32-bit mode.
13712
13713 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13714
13715         * doc/install.texi (Configuration, Specific): Wrap long
13716         lines in examples.  Allow line wrapping in long options
13717         and URLs where beneficial for PDF output.
13718
13719 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13720
13721         * config/mips/mips.c (mips_classify_symbol): Don't return
13722         SYMBOL_PC_RELATIVE for nonlocal labels.
13723
13724 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13725
13726         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13727
13728 2011-01-15  Jan Hubicka  <jh@suse.cz>
13729
13730         PR tree-optimization/47276
13731         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13732         declarations as needed.
13733
13734 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13735
13736         * common.opt (fdevirtualize): New flag.
13737         * doc/invoke.texi (Option Summary): Document it.
13738         * opts.c (default_options_table): Add devirtualize flag.
13739         * ipa-prop.c (detect_type_change): Return immediately if
13740         devirtualize flag is not set.
13741         (detect_type_change_ssa): Likewise.
13742         (compute_known_type_jump_func): Likewise.
13743         (ipa_analyze_virtual_call_uses): Likewise.
13744
13745 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13746
13747         PR tree-optimization/45934
13748         PR tree-optimization/46302
13749         * ipa-prop.c (type_change_info): New type.
13750         (stmt_may_be_vtbl_ptr_store): New function.
13751         (check_stmt_for_type_change): Likewise.
13752         (detect_type_change): Likewise.
13753         (detect_type_change_ssa): Likewise.
13754         (compute_complex_assign_jump_func): Check for dynamic type change.
13755         (compute_complex_ancestor_jump_func): Likewise.
13756         (compute_known_type_jump_func): Likewise.
13757         (compute_scalar_jump_functions): Likewise.
13758         (ipa_analyze_virtual_call_uses): Likewise.
13759         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13760
13761 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13762
13763         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13764         * config/i386/i386.opt (msse5): New Alias.
13765
13766 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13767
13768         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13769         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13770         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13771         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13772
13773 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13774
13775         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13776         -mcpu options.
13777         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13778         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13779         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13780         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13781         Likewise.
13782         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13783
13784 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13785
13786         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13787
13788 2011-01-14  Mike Stump  <mikestump@comcast.net>
13789
13790         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13791         * config/fr30/fr30.md: Likweise
13792         (movsi_push): Likewise.
13793         (movsi_pop): Likewise.
13794         (enter_func): Likewise.
13795         * config/moxie/moxie.md (movsi_push): Likewise.
13796         (movsi_pop): Likewise.
13797
13798 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13799
13800         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13801         %{no_archive} %{exact_version}.
13802         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13803         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13804         %{no_archive} %{exact_version}.
13805         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13806         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13807         * config/mips/vxworks.h: Likewise.
13808
13809 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13810
13811         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
13812
13813 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13814
13815         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
13816         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
13817
13818 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13819
13820         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
13821         -nodefaultlib.
13822
13823 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13824
13825         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
13826         for mcpu not cpu.
13827         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
13828         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
13829         not cpu.
13830         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
13831         Don't handle -shlib.
13832
13833 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13834
13835         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
13836         (CC1_SPEC): Don't handle -profile.
13837
13838 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13839
13840         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
13841         * config/mips/mips.h (CC1_SPEC): Likewise.
13842
13843 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13844
13845         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
13846         * config/mips/mips.h (CC1_SPEC): Likewise.
13847
13848 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13849
13850         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
13851         * config/m32r/linux.h (LINK_SPEC): Likewise.
13852         * config/mips/linux.h (LINK_SPEC): Likewise.
13853         * config/mips/linux64.h (LINK_SPEC): Likewise.
13854         * config/sparc/linux.h (LINK_SPEC): Likewise.
13855         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
13856         LINK_SPEC): Likewise.
13857         * config/xtensa/linux.h (LINK_SPEC): Likewise.
13858
13859 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13860
13861         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
13862         %{version:-v}.
13863         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
13864
13865 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13866
13867         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
13868         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
13869
13870 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13871
13872         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
13873
13874 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13875
13876         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
13877         supports -Bstatic/-Bdynamic.
13878         * configure: Regenerate.
13879
13880 2011-01-14  Jan Hubicka  <jh@suse.cz>
13881             Jack Howarth  <howarth@bromo.med.uc.edu>
13882
13883         PR target/46037
13884         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
13885         when checking debug_info_level. Test write_symbols instead of
13886         debug_hooks->var_location when setting flag_var_tracking_uninit.
13887
13888 2011-01-14  Richard Guenther  <rguenther@suse.de>
13889
13890         PR tree-optimization/47179
13891         * target.def (ref_may_alias_errno): New target hook.
13892         * targhooks.h (default_ref_may_alias_errno): Declare.
13893         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
13894         (default_ref_may_alias_errno): New function.
13895         * target.h (struct ao_ref_s): Declare.
13896         * tree-ssa-alias.c: Include target.h.
13897         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
13898         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
13899         (targhooks.o): Likewise.
13900         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
13901         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
13902
13903 2011-01-14  Richard Guenther  <rguenther@suse.de>
13904
13905         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
13906
13907 2011-01-14  Richard Guenther  <rguenther@suse.de>
13908
13909         PR tree-optimization/47280
13910         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
13911         return CFG changes.
13912         (tree_ssa_forward_propagate_single_use_vars): Deal with
13913         CFG changes from associate_plusminus.
13914
13915 2011-01-14  Richard Guenther  <rguenther@suse.de>
13916
13917         PR middle-end/47281
13918         Revert
13919         2011-01-11  Richard Guenther  <rguenther@suse.de>
13920
13921         PR tree-optimization/46076
13922         * tree-ssa.c (useless_type_conversion_p): Conversions from
13923         unprototyped to empty argument list function types are useless.
13924
13925 2011-01-14  Richard Guenther  <rguenther@suse.de>
13926
13927         PR tree-optimization/47286
13928         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13929
13930 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13931
13932         PR middle-end/46823
13933         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13934
13935 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13936
13937         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13938         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13939         * config/xtensa/xtensa.c (xtensa_libcall_value,
13940         xtensa_function_value_regno_p): New functions.
13941         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13942
13943 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13944
13945         PR c++/47213
13946         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13947         PE specific hook.
13948         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13949         New function prototype.
13950         * config/i386/winnt.c (i386_pe_assemble_visibility):
13951         Warn only if attribute was specified by user.
13952
13953 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13954
13955         PR target/47251
13956         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13957         floating point.
13958         (floatunsdidf2_fcfidu): Ditto.
13959
13960 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13961
13962         * config/s390/s390.c (print_operand_address): Replace 'error' with
13963         'output_operand_lossage'.
13964         (print_operand): Likewise.
13965
13966 2011-01-13  Jeff Law  <law@redhat.com>
13967
13968         PR rtl-optimization/39077
13969         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13970         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13971         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13972         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13973         * gcse.c (prune_insertions_deletions): New function.
13974         (compute_pre_data): Use it.
13975
13976 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13977
13978         PR debug/PR46973
13979         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13980         static function.
13981         (prune_unused_types_mark): Use it.
13982
13983 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13984
13985         PR rtl-optimization/45352
13986         * sel-sched.c: Update copyright years.
13987         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13988         in the advancing loop when we have issued issue_rate insns.
13989
13990 2011-01-12  Richard Henderson  <rth@redhat.com>
13991
13992         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13993         (TARGET_MD_ASM_CLOBBERS): New.
13994
13995         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13996         (TARGET_DELEGITIMIZE_ADDRESS): New.
13997
13998         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13999         (clzsi2, *bsch): New patterns.
14000
14001         * config/mn10300/mn10300.md (INT): New mode iterator.
14002         (*mov<INT>_clr): New pattern, and peep2 to generate it.
14003
14004         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
14005         flag_split_wide_types.
14006
14007         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
14008         (mn10300_trampoline_init): Rewrite without a template, an immediate
14009         load and a direct branch.
14010         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
14011
14012 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
14013
14014         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14015         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
14016         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
14017         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14018
14019 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
14020
14021         PR debug/47209
14022         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
14023         of type.
14024
14025 2011-01-12  Jan Hubicka  <jh@suse.cz>
14026
14027         PR driver/47244
14028         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
14029         (PLUGIN_COND_CLOSE): New macro.
14030         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
14031
14032 2011-01-12  Richard Guenther  <rguenther@suse.de>
14033
14034         PR lto/47259
14035         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
14036         register variables in a MEM_REF.
14037
14038 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
14039
14040         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
14041         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
14042         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
14043         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
14044         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
14045         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
14046         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
14047         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
14048         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
14049         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
14050         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
14051         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
14052         * config/gnu-user.h: New.  Copied from linux.h.
14053         (LINUX_TARGET_STARTFILE_SPEC): Rename to
14054         GNU_USER_TARGET_STARTFILE_SPEC.
14055         (LINUX_TARGET_ENDFILE_SPEC): Rename to
14056         GNU_USER_TARGET_ENDFILE_SPEC.
14057         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
14058         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
14059         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
14060         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
14061         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
14062         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
14063         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
14064         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
14065         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
14066         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
14067         * config/arm/linux-eabi.h (CC1_SPEC): Use
14068         GNU_USER_TARGET_CC1_SPEC.
14069         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
14070         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
14071         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
14072         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
14073         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
14074         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
14075         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
14076         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
14077
14078 2011-01-12  Richard Guenther  <rguenther@suse.de>
14079
14080         PR other/46946
14081         * doc/invoke.texi (ffast-math): Document it is turned on
14082         with -Ofast.
14083
14084 2011-01-12  Jan Hubicka  <jh@suse.cz>
14085
14086         PR tree-optimization/47233
14087         * opts.c (common_handle_option): Disable ipa-reference with profile
14088         feedback.
14089
14090 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14091
14092         * c-parser.c (c_parser_objc_at_property_declaration): Improved
14093         error message.
14094
14095 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
14096
14097         * c-parser.c (c_lex_one_token): Updated and reindented some
14098         comments.  No changes in code.
14099
14100 2011-01-11  Ian Lance Taylor  <iant@google.com>
14101
14102         * godump.c (go_output_var): Don't output the variable if there is
14103         already a type with the same name.
14104
14105 2011-01-11  Ian Lance Taylor  <iant@google.com>
14106
14107         * godump.c (go_format_type): Don't generate float80.
14108
14109 2011-01-11  Richard Henderson  <rth@redhat.com>
14110
14111         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
14112         declaration.  Rewrite for both speed and size.
14113         (mn10300_address_cost_1): Remove.
14114         (mn10300_register_move_cost): New.
14115         (mn10300_memory_move_cost): New.
14116         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
14117         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
14118         extensions, shifts, BSWAP, CLZ.
14119         (mn10300_wide_const_load_uses_clr): Remove.
14120         (TARGET_REGISTER_MOVE_COST): New.
14121         (TARGET_MEMORY_MOVE_COST): New.
14122         * config/mn10300/mn10300-protos.h: Update.
14123         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
14124
14125         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
14126         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
14127         * config/mn10300/mn10300-protos.h: Update.
14128         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
14129         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
14130         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
14131         (*test_int_bitfield, *test_byte_bitfield): Remove.
14132         (*bit_test, *subreg_bit_test): Remove.
14133         * config/mn10300/predicates.md (const_8bit_operand): Remove.
14134
14135         * config/mn10300/constraints.md ("c"): Rename from "A".
14136         ("A", "D"): New constraint letters.
14137         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
14138         (fmssf4, fnmasf4, fnmssf4): Likewise.
14139
14140         * config/mn10300/mn10300.md (isa): New attribute.
14141         (enabled): New attribute.
14142
14143         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
14144         (abssf2, negsf2): Define only for hardware fp.
14145         (sqrtsf2): Reformat.
14146         (addsf3, subsf3, mulsf3): Merge expander and insn.
14147
14148         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
14149         (DEBUGGER_AUTO_OFFSET): Remove.
14150         (DEBUGGER_ARG_OFFSET): Remove.
14151
14152         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
14153         Emit register stores with the same offsets as the hardware.
14154         (mn10300_store_multiple_operation): Don't check that the register
14155         save offsets are monotonic.
14156         * config/mn10300/mn10300-protos.h: Update.
14157
14158         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
14159
14160         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
14161         in terms of the value on the stack, not the MDR register.
14162
14163 2011-01-11  Jan Hubicka  <jh@suse.cz>
14164
14165         PR lto/45721
14166         PR lto/45375
14167         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
14168         (symbol_alias_set_destroy, symbol_alias_set_contains,
14169         propagate_aliases_backward): Declare.
14170         * lto-streamer-out.c (struct sets): New sturcture.
14171         (trivally_defined_alias): New function.
14172         (output_alias_pair_p): Rewrite.
14173         (output_unreferenced_globals): Fix output of alias pairs.
14174         (produce_symtab): Likewise.
14175         * ipa.c (function_and_variable_visibility): Set weak alias destination
14176         as needed in lto.
14177         * varasm.c (symbol_alias_set_t): Remove.
14178         (symbol_alias_set_destroy): Export.
14179         (propagate_aliases_forward, propagate_aliases_backward): New functions
14180         based on ...
14181         (compute_visible_aliases): ... this one; remove.
14182         (trivially_visible_alias): New
14183         (trivially_defined_alias): New.
14184         (remove_unreachable_alias_pairs): Rewrite.
14185         (finish_aliases_1): Reorganize code checking if alias is defined.
14186         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
14187         in LTO mode.
14188
14189 2011-01-11  Richard Guenther  <rguenther@suse.de>
14190
14191         PR tree-optimization/46076
14192         * tree-ssa.c (useless_type_conversion_p): Conversions from
14193         unprototyped to empty argument list function types are useless.
14194
14195 2011-01-11  Richard Guenther  <rguenther@suse.de>
14196
14197         PR middle-end/45235
14198         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
14199         volatile MEMs as MEM_READONLY_P.
14200
14201 2011-01-11  Richard Guenther  <rguenther@suse.de>
14202
14203         PR tree-optimization/47239
14204         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
14205
14206 2011-01-11  Jeff Law  <law@redhat.com>
14207
14208         PR tree-optimization/47086
14209         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
14210         IVs from statements that might throw.
14211
14212 2011-01-10  Jan Hubicka  <jh@suse.cz>
14213
14214         PR lto/45375
14215         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
14216
14217 2011-01-10  Jan Hubicka  <jh@suse.cz>
14218
14219         PR lto/45375
14220         * profile.c (read_profile_edge_counts): Ignore profile inconistency
14221         when correcting profile.
14222
14223 2011-01-10  Jan Hubicka  <jh@suse.cz>
14224
14225         PR lto/46083
14226         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
14227         DECL_FINI_PRIORITY.
14228         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
14229         Restore DECL_FINI_PRIORITY.
14230
14231 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14232
14233         * doc/gimple.texi: Fix quoting of multi-word return values in
14234         @deftypefn statements.  Ensure presence of return value.  Wrap
14235         overlong @deftypefn lines.
14236         (is_gimple_operand, is_gimple_min_invariant_address): Remove
14237         descriptions of removed functions.
14238         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
14239         of multi-word return value in @deftypefn statement.
14240
14241 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14242
14243         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
14244         (Conditional Expressions, Logical Operators)
14245         (Statement and operand traversals): Do not indent smallexample
14246         code.  Fix duplicate function argument in example.
14247
14248 2011-01-10  Jeff Law  <law@redhat.com>
14249
14250         PR tree-optimization/47141
14251         * ipa-split.c (split_function): Handle case where we are
14252         returning a value and the return block has a virtual operand phi.
14253
14254 2011-01-10  Jan Hubicka  <jh@suse.cz>
14255
14256         PR tree-optimization/47234
14257         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
14258         (pass_feedback_split_functions): Declare.
14259         * passes.c (init_optimization_passes): Add ipa-split as subpass of
14260         tree-profile.
14261         * ipa-split.c (gate_split_functions): Update comments; disable
14262         split-functions for profile_arc_flag and branch_probabilities.
14263         (gate_feedback_split_functions): New function.
14264         (execute_feedback_split_functions): New function.
14265         (pass_feedback_split_functions): New global var.
14266
14267 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
14268
14269         PR lto/46760
14270         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
14271         calling gimple_call_set_cannot_inline.
14272
14273 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
14274
14275         * config/darwin-sections.def: Remove unused section.
14276
14277 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
14278
14279         PR c++/47218
14280         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
14281
14282 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
14283
14284         PR objc/47232
14285         * c-parser.c (c_parser_declaration_or_fndef): Improved
14286         error message.
14287
14288 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
14289
14290         * config/i386/winnt.c (i386_pe_start_function): Make sure
14291         to switch back to function's section.
14292
14293 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
14294
14295         PR gcc/46902
14296         PR testsuite/46912
14297         * plugin.c: Move include of dlfcn.h from here...
14298         * system.h: ... to here.
14299
14300 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14301
14302         * doc/cpp.texi (C++ Named Operators): Fix markup for header
14303         file name.
14304         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
14305         two extra empty pages in PDF output.
14306
14307 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
14308
14309         PR objc/47078
14310         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
14311         for error recovery purposes behave as if it was not specified so
14312         that the default type is usd.
14313
14314 2011-01-07  Jan Hubicka  <jh@suse.cz>
14315
14316         PR tree-optmization/46469
14317         * ipa.c (function_and_variable_visibility): Clear needed flags on
14318         nodes with external decls; handle weakrefs merging correctly.
14319
14320 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
14321
14322         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
14323         not false.
14324
14325 2011-01-07  Jan Hubicka  <jh@suse.cz>
14326
14327         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
14328         and no longer claim that gold is required for linker plugin.
14329         * configure: Regenerate.
14330         * gcc.c (PLUGIN_COND): New macro.
14331         (LINK_COMMAND_SPEC): Use it.
14332         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
14333         * config.in (HAVE_LTO_PLUGIN): New.
14334         * configure.ac (--with-lto-plugin): New parameter; autodetect
14335         HAVE_LTO_PLUGIN.
14336
14337 2011-01-07  Jan Hubicka  <jh@suse.cz>
14338
14339         PR tree-optimization/46367
14340         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
14341         when we can update original.
14342         (cgraph_mark_inline_edge): Sanity check.
14343         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
14344
14345 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14346
14347         * config/spu/spu.h (ASM_COMMENT_START): Define.
14348
14349 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
14350
14351         PR driver/42445
14352         * gcc.c (%>S): New.
14353         (SWITCH_KEEP_FOR_GCC): Likewise.
14354         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
14355         (do_spec_1): Handle "%>".
14356
14357         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
14358
14359 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
14360
14361         PR target/47201
14362         * config/i386/i386.c (ix86_delegitimize_address): If
14363         simplify_gen_subreg fails, return orig_x.
14364
14365         PR bootstrap/47187
14366         * value-prof.c (gimple_stringop_fixed_value): Handle
14367         lhs of the call properly.
14368
14369 2011-01-07  Jan Hubicka  <jh@suse.cz>
14370
14371         PR lto/45375
14372         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14373
14374 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14375
14376         * target.def (function_switched_text_sections): New hook.
14377         * doc/tm.texi: Regenerated.
14378         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14379         * final.c (default_function_switched_text_sections): New.
14380         (final_scan_insn): Call function_switched_text_sections when a
14381         mid-function section change occurs.
14382         * output.h (default_function_switched_text_sections): Declare.
14383         * config/darwin-protos.h (darwin_function_switched_text_sections):
14384         Likewise.
14385         * config/darwin.c (darwin_function_switched_text_sections): New.
14386         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14387
14388 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14389
14390         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14391         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14392         the secondary code fragment when outputting for DWARF == 2.
14393
14394 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14395
14396         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14397         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14398         Remove.
14399         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14400         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14401
14402 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14403
14404         PR debug/46704
14405         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14406         when it is not empty.
14407
14408 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14409
14410         Bobcat Enablement
14411         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14412         (case ${target}): Add btver1.
14413         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14414         -march=native recognize btver1 processors.
14415         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14416         btver1 def_and_undef
14417         * config/i386/i386.c (struct processor_costs btver1_cost): New
14418         btver1 cost table.
14419         (m_BTVER1): New definition.
14420         (m_AMD_MULTIPLE): Includes m_BTVER1.
14421         (initial_ix86_tune_features): Add btver1 tune.
14422         (processor_target_table): Add btver1 entry.
14423         (static const char *const cpu_names): Add btver1 entry.
14424         (software_prefetching_beneficial_p): Add btver1.
14425         (ix86_option_override_internal): Add btver1 instruction sets.
14426         (ix86_issue_rate): Add btver1.
14427         (ix86_adjust_cost): Add btver1.
14428         * config/i386/i386.h (TARGET_BTVER1): New definition.
14429         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14430         (enum processor_type): Add PROCESSOR_BTVER1.
14431         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14432
14433 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14434
14435         PR target/43309
14436         * config/i386/i386.c (legitimize_tls_address)
14437         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14438         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14439         (tls_initial_exec_64_sun): New pattern.
14440
14441 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14442
14443         * doc/invoke.texi (Overall Options): Improve wording and markup
14444         of the description of -wrapper.
14445
14446 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14447
14448         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14449         rdynamic, threads): New Driver options.
14450
14451 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14452
14453         PR target/38118
14454         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14455         if coming from .tdata.
14456         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14457
14458 2011-01-06  Jan Hubicka  <jh@suse.cz>
14459
14460         PR lto/47188
14461         * collect2.c (main): Do not enable LTOmode when plugin is active.
14462
14463 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14464
14465         PR other/45915
14466         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14467         --version output if supported.
14468         * configure: Regenerate.
14469
14470 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14471
14472         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14473         Driver options.
14474
14475 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14476
14477         PR c/47150
14478         * c-convert.c (convert): When converting a complex expression
14479         other than COMPLEX_EXPR to a different complex type, ensure
14480         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14481         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14482         when converting COMPLEX_TYPE.
14483
14484 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14485
14486         PR tree-optimization/47139
14487         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14488         only the last reduction value is used outside the loop.  Update
14489         documentation.
14490
14491 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14492
14493         * config/rtems.opt: New.
14494         * config.gcc (*-*-rtems*): Use rtems.opt.
14495
14496 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14497
14498         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14499         processors do not support 3DNow instructions.
14500
14501 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14502
14503         * config/spu/spu.c (spu_option_override): Set parameter
14504         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14505
14506 2011-01-05  Jan Hubicka  <jh@suse.cz>
14507
14508         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14509         at the command line.
14510
14511 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14512
14513         PR lto/47162
14514         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14515         deltas on streamed outgoing edges.
14516         (output_node_opt_summary): Output info for outgoing edges only when
14517         the node is in new parameter set.
14518         (output_cgraph_opt_summary): New parameter set, passed to the two
14519         aforementioned functions.  Update its forward declaration and its
14520         callee too.
14521
14522 2011-01-05  Tom Tromey  <tromey@redhat.com>
14523
14524         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14525         operator to c_finish_omp_atomic.
14526         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14527         (build_unary_op): Update.
14528         (build_modify_expr): Update.
14529         (build_asm_expr): Update.
14530
14531 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14532
14533         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14534         newly inserted insns.
14535         (pad_bb): Likewise.
14536         (spu_emit_branch_hint): Likewise.
14537         (insert_hbrp_for_ilb_runout): Likewise.
14538         (spu_machine_dependent_reorg): Call df_finish_pass after
14539         schedule_insns returns.
14540
14541 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14542
14543         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14544
14545 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14546
14547         PR tree-optimization/47005
14548         * tree-sra.c (struct access): Add 'non_addressable' bit.
14549         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14550         (decide_one_param_reduction): Return 0 if the parameter is passed by
14551         reference and one of the accesses in the group is non_addressable.
14552
14553 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14554
14555         PR tree-optimization/47056
14556         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14557         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14558         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14559
14560 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14561
14562         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14563         initializer.  Skip view conversions from aggregate types.
14564
14565 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14566
14567         PR bootstrap/47055
14568         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14569
14570 2011-01-04  Philipp Thomas  <pth@suse.de>
14571
14572         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14573         obvious typo.
14574
14575 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14576
14577         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14578         on empty epilogue sequences.
14579
14580 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14581
14582         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14583         non-static): New Driver options.
14584
14585 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14586
14587         PR driver/47137
14588         * gcc.c (default_compilers[]): Set combinable field to 0
14589         for all assembly languages.
14590
14591 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14592
14593         * config/mips/loongson3a.md: New file.
14594         * config/mips/mips.md: Include loongson3a.md.
14595         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14596         TUNE_LOONGSON_3A.
14597
14598 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14599
14600         PR middle-end/47017
14601         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14602         instead of convert_memory_address_addr_space on the base expression.
14603
14604 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14605
14606         * config/spu/spu.c (spu_option_override): Update error text
14607         for bad -march= / -mtune= values.
14608
14609 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14610
14611         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14612         if branch-hint optimization will be performed.
14613
14614 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14615
14616         PR tree-optimization/47148
14617         * ipa-split.c (split_function): Convert arguments to
14618         DECL_ARG_TYPE if possible.
14619
14620         PR tree-optimization/47155
14621         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14622         when computing uns.
14623
14624         PR rtl-optimization/47157
14625         * combine.c (try_combine): If undobuf.other_insn becomes
14626         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14627         and set *new_direct_jump_p too.
14628
14629 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14630
14631         PR tree-optimization/47021
14632         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14633
14634 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14635
14636         * gcc.c (process_command): Update copyright notice dates.
14637         * gcov.c (print_version): Likewise.
14638         * gcov-dump.c (print_version): Likewise.
14639         * mips-tfile.c (main): Likewise.
14640         * mips-tdump.c (main): Likewise.
14641
14642 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14643
14644         PR tree-optimization/46801
14645         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14646         aggregate fields start at byte boundary instead of the bit-field flag.
14647
14648 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14649
14650         PR driver/47137
14651         * gcc.c (main): Revert revision 168407.
14652
14653 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14654
14655         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14656
14657 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14658
14659         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14660         vector optab to expand vector/scalar shift, update gimple to vector.
14661
14662 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14663
14664         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14665         a thunk.
14666
14667 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14668
14669         PR tree-optimization/46984
14670         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14671         HOST_WIDE_INT.
14672         (cgraph_create_indirect_edge): Fixed line length.
14673         (cgraph_indirect_call_info): Declare.
14674         (cgraph_make_edge_direct) Update declaration.
14675         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14676         (cgraph_create_indirect_edge): Use it.
14677         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14678         callees.
14679         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14680         the new thunk_delta representation.
14681         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14682         HOST_WIDE_INT.
14683         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14684         (ipa_read_indirect_edge_info): Likewise.
14685         * lto-cgraph.c (output_edge_opt_summary): New function.
14686         (output_node_opt_summary): Call it on all outgoing edges.
14687         (input_edge_opt_summary): New function.
14688         (input_node_opt_summary): Call it on all outgoing edges.
14689
14690 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14691
14692         PR driver/47137
14693         * gcc.c (main): Don't check have_o when settting combine_inputs.
14694
14695 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14696
14697         * regrename.c: Add general comment describing the pass.
14698         (struct du_head): Remove 'length' field.
14699         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14700         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14701         Force renaming to the preferred class (if any) in the first pass and do
14702         not consider registers that belong to it in the second pass.
14703         (create_new_chain): Do not set 'length' field.
14704         (scan_rtx_reg): Likewise.
14705
14706 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14707
14708         PR tree-optimization/47140
14709         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14710         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14711         to bit_value_binop.
14712
14713         PR rtl-optimization/47028
14714         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14715         parm_birth_insn instead of at the beginning of first bb.
14716
14717 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14718
14719         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14720         Remove the word "see" before "@pxref".
14721         * doc/rtl.texi: Remove the word "see" before "@pxref".
14722
14723 2011-01-01  Jan Hubicka  <jh@suse.cz>
14724
14725         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14726         memory.
14727
14728 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14729
14730         PR target/38662
14731         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14732
14733 \f
14734 Copyright (C) 2011 Free Software Foundation, Inc.
14735
14736 Copying and distribution of this file, with or without modification,
14737 are permitted in any medium without royalty provided the copyright
14738 notice and this notice are preserved.