gcc/ChangeLog

   1 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * config/i386/i386-opts.h: New.
   4         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
   5         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
   6         ix86_section_threshold): Remove.
   7         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
   8         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
   9         OPT_mbranch_cost_.
  10         (ix86_option_override_internal): Don't decode strings for options
  11         other than -march=, -mtune= and -mfpmath=.  Don't allow for
  12         __attribute__ uses in remaining diagnostics for options with
  13         string arguments.  Don't check for integer arguments being
  14         negative.
  15         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
  16         enum tls_dialect, enum cmodel, enum asm_dialect): Move to
  17         i386-opts.h.
  18         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
  19         ix86_branch_cost, ix86_section_threshold): Remove.
  20         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
  21         HeaderInclude.
  22         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
  23         but not Var.
  24         (masm=): Use Enum and Init.
  25         (asm_dialect): New Enum and EnumValue entries.
  26         (mbranch-cost=): Use UInteger.
  27         (mlarge-data-threshold=): Use UInteger and Init.
  28         (mcmodel=): Use Enum and Init.
  29         (cmodel): New Enum and EnumValue entries.
  30         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
  31         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
  32         mregparm=): Use UInteger.
  33         (mstringop-strategy=): Use Enum and Init.
  34         (stringop_alg): New Enum and EnumValue entries.
  35         (mtls-dialect=): Use Enum and Init.
  36         (tls_dialect): New Enum and EnumValue entries.
  37         (mabi=): Use Enum and Init.
  38         (calling_abi): New Enum and EnumValue entries.
  39         (mveclibabi=): Use Enum and Init.
  40         (ix86_veclibabi): New Enum and EnumValue entries.
  41
  42 2011-05-13  Nick Clifton  <nickc@redhat.com>
  43
  44         * config/rx/rx.md (mov expander): Fix use of
  45         rx_legitimate_constant_p.
  46         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename
  47         prototype.
  48
  49 2011-05-13  Kai Tietz  <ktietz@redhat.com>
  50
  51         PR middle-end/48984
  52         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
  53         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
  54         (gimple_boolify): Check for cast for boolean_type_node instead for
  55         BOOLEAN_TYPE.
  56
  57 2011-05-13  Richard Guenther  <rguenther@suse.de>
  58
  59         PR tree-optimization/48172
  60         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
  61         multiplying by number of iterations for equal step.
  62         (vect_create_cond_for_alias_checks): Likewise.
  63
  64 2011-05-13  Andreas Schwab  <schwab@redhat.com>
  65
  66         * configure.ac: Use AS_HELP_STRING throughout.
  67         * configure: Regenerate.
  68
  69 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
  70
  71         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return
  72         to bool.
  73         (ix86_emit_restore_regs_using_mov): Likewise.
  74         (ix86_emit_restore_sse_regs_using_mov): Likewise.
  75
  76 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
  77
  78         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
  79         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
  80         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
  81         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
  82         RTX_OK_FOR_OLO10_P): ...here.
  83         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
  84         SYMBOLIC_CONST.
  85
  86 2011-05-12  Kai Tietz  <ktietz@redhat.com>
  87
  88         * gimplify.c (gimple_boolify): Re-boolify expression
  89         arguments even if expression type is of kind BOOLEAN_TYPE.
  90         (gimplify_boolean_expr): Removed.
  91         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
  92         and XOR. Additional take care that we keep expression's type.
  93         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
  94         of TRUTH_AND|OR|XOR_EXPR.
  95
  96 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
  97
  98         PR tree-optimization/48975
  99         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
 100         on all bbs here and free and clear ifc_bbs at the end.
 101
 102 2011-05-12  Richard Guenther  <rguenther@suse.de>
 103
 104         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
 105         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
 106         until after simple checks.
 107         (gimple_types_compatible_p): Likewise.
 108         (iterative_hash_gimple_type): Always hash pointer targets
 109         and function return and argument types.
 110         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
 111         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
 112         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
 113         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
 114         completely in the simple compare section.
 115         (gimple_register_canonical_type): Query the cache again after
 116         registering.
 117
 118 2011-05-12  Richard Guenther  <rguenther@suse.de>
 119
 120         PR tree-optimization/48172
 121         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
 122         the number of iterations from the segment size calculation.
 123         (vect_create_cond_for_alias_checks): Adjust.
 124
 125 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
 126
 127         PR debug/48967
 128         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
 129         if validate_subreg fails.
 130
 131 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
 132
 133         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
 134         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
 135         early.
 136
 137 2011-05-12  DJ Delorie  <dj@redhat.com>
 138
 139         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
 140         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
 141         created builtin into rx_builtins array.
 142         (rx_builtin_decl): New function.
 143         (TARGET_BUITLIN_DECL): Define.
 144         Include gt-rx.h.
 145
 146 2011-05-12  DJ Delorie  <dj@redhat.com>
 147             Nick Clifton  <nickc@redhat.com>
 148
 149         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
 150         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
 151         (rx_is_legitimate_address): Add pre-decrement and post-increment
 152         addressing in HImode and QImode.  Fix test for out of range
 153         REG+INT addressing.
 154         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
 155         (rx_align_for_label): Test label before extracting its usage
 156         count.
 157         (rx_adjust_insn_lengths): Fix selection of insn codes.
 158         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 159
 160 2011-05-11  Jason Merrill  <jason@redhat.com>
 161
 162         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 163
 164 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 165
 166         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 167         reindent the subsequent block.
 168
 169 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 170             Paul Pluzhnikov  <ppluzhnikov@google.com>
 171
 172         * doc/install.texi (Configuration): Document
 173         --with-linker-hash-style.
 174         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 175         * config.in: Add LINKER_HASH_STYLE.
 176         * configure.ac: Add --with-linker-hash-style.
 177         * configure: Regenerate.
 178
 179 2011-05-11  Richard Guenther  <rguenther@suse.de>
 180
 181         PR middle-end/48964
 182         * gimple.c (iterative_hash_canonical_type): Fix typo.
 183
 184 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 185
 186         * config/i386/i386.c (legitimize_tls_address)
 187         <TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 188         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 189         __tls_get_addr symbol reference here.  Update call to
 190         gen_tls_global_dynamic_{32,64} for added arguments.
 191         <TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 192         expanders directly for TARGET_GNU2_TLS.  Determine
 193         __tls_get_addr symbol reference here.  Update call to
 194         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 195         unique UNSPEC REG_EQUIV to libcall block.
 196         (ix86_tls_get_addr): Declare static.
 197         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 198         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 199         Do not determine pic and __tls_get_addr symbol reference here. Do not
 200         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 201         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 202         (tls_global_dynamic_64): Add operand 2.  Do not determine
 203         __tls_get_addr symbol reference here.  Do not call
 204         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 205         (tls_local_dynamic_base64): Ditto for operand 1.
 206
 207 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 208
 209         * function.c (expand_function_start): Initialize stack_check_probe_note
 210         only if the generic stack checking mechanism is used.
 211
 212 2011-05-11  Richard Guenther  <rguenther@suse.de>
 213
 214         PR tree-optimization/15256
 215         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 216         (A & B) | C, combine (A op CST1) op CST2.
 217         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 218         visit assigns that have uses.
 219
 220 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 221
 222         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 223         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 224         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 225         (unpack_value_fields): Adjust for renaming.
 226         (lto_input_ts_type_tree_pointers): Split into...
 227         (lto_input_ts_type_common_tree_pointer): ...this and...
 228         (lto_input_ts_type_non_common_tree_pointers): ...this.
 229         (lto_input_tree_pointers): Adjust for above split.
 230         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 231         (pack_ts_type_common_value_fields): ...this.  Update comment.
 232         (lto_output_ts_type_tree_pointers): Split into...
 233         (lto_output_ts_type_common_tree_pointers): ...this and...
 234         (lto_output_ts_type_non_common_tree_pointers): ...this.
 235         (lto_output_tree_pointers): Adjust for above split.
 236         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 237         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 238         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 239         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 240         Define.
 241         (struct tree_type): Split into...
 242         (struct tree_type_common: ...this and...
 243         (struct tree_type_with_lang_specific): ...this and...
 244         (struct tree_type_non_common): ...this.  Adjust accessor macros
 245         accordingly.
 246         (TYPE_VALUES_RAW): Define.
 247         (union tree_node): Update for above changes.
 248         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 249         TS_TYPE_NON_COMMON.
 250         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 251         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 252         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 253         * treestructu.def (TS_TYPE): Remove.
 254         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 255         Define.
 256
 257 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 258
 259         PR debug/48159
 260         * tree-ssa.c (reset_debug_uses): New function.
 261         * tree-flow.h (reset_debug_uses): New prototype.
 262         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 263         * tree-loop-distribution.c (generate_loops_for_partition): Call
 264         reset_debug_uses on the stmts that will be removed.  Keep around
 265         all debug stmts, don't count them as bits in partition bitmap.
 266         (generate_builtin): Don't count debug stmts or labels as bits in
 267         partition bitmap.
 268
 269 2011-05-11  Richard Guenther  <rguenther@suse.de>
 270
 271         * gimple.c (gimple_type_hash_1): Merge with ...
 272         (gimple_type_hash): ... this.
 273         (gtc_visit): Remove mode parameter and simplify accordingly.
 274         (gimple_types_compatible_p_1): Likewise.
 275         (gimple_types_compatible_p): Likewise.
 276         (iterative_hash_gimple_type): Likewise.
 277         (visit): Likewise.
 278         (gimple_type_eq): Adjust.
 279
 280 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 281
 282         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 283         enters the branch create an anti edge in the opposite direction
 284         to prevent the creation of reg-moves.
 285         * modulo-sched.c: Adjust comment to reflect the fact we are
 286         scheduling closing branch.
 287         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 288         (stage_count): New field in struct partial_schedule.
 289         (calculate_stage_count): New function.
 290         (normalize_sched_times): Rename to reset_sched_times and handle
 291         incrementing the sched time of the nodes by a constant value
 292         passed as parameter.
 293         (duplicate_insns_of_cycles): Skip closing branch.
 294         (sms_schedule_by_order): Schedule closing branch.
 295         (ps_insn_find_column): Handle closing branch.
 296         (sms_schedule): Call reset_sched_times and adjust the code to
 297         support scheduling of the closing branch.
 298         (ps_insert_empty_row): Update calls to normalize_sched_times
 299         and rotate_partial_schedule functions.
 300
 301 2011-05-11  Richard Guenther  <rguenther@suse.de>
 302
 303         PR middle-end/48953
 304         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 305
 306 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 307
 308         * opts.c (finish_options): Move warning settings from process_options.
 309         * toplev.c (process_options): Move warning settings to finish_options.
 310
 311 2011-05-11  Richard Guenther  <rguenther@suse.de>
 312
 313         PR tree-optimization/18041
 314         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 315         (simplify_bitwise_binary): ... this.  Handle operand conversions
 316         by applying them to the result instead.
 317         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 318
 319 2011-05-11  Richard Guenther  <rguenther@suse.de>
 320
 321         * gimple.c (gimple_canonical_types_compatible_p): Split out
 322         from gimple_types_compatible_p and friends.  Do not recurse
 323         to pointed-to types.
 324         (gimple_canonical_type_eq): Use it.
 325         (iterative_hash_canonical_type): Split out from
 326         iterative_hash_gimple_type and friends.  Do not recurse
 327         to pointed-to types.
 328         (gimple_canonical_type_hash): Use it, allocate the hash here.
 329
 330 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 331
 332         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 333         recognizing doloop.
 334
 335 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 336
 337         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 338         instead of PREV_INSN.
 339
 340 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 341
 342         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 343         * loop-doloop.c (doloop_condition_get): Likewise.
 344         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 345         (doloop_end): New.
 346         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 347
 348 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 349
 350         * tree.def (CASE_LABEL_EXPR): Add an operand.
 351         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 352
 353 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 354
 355         * c-decl.c (c_override_global_bindings_to_false): Remove.
 356         (global_bindings_p): Don't check
 357         c_override_global_bindings_to_false.
 358         * c-tree.h (c_override_global_bindings_to_false): Remove.
 359         * c-typeck.c (composite_type): Don't set
 360         c_override_global_bindings_to_false.
 361
 362 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 363
 364         PR target/48857, 48495
 365         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 366         (VSX_MODE): Ditto.
 367         (VSX_MOVE_MODE): Ditto.
 368         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 369         VSX vector types.  Add V2DImode.
 370         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 371         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 372         (MODES_TIEABLE_P): Ditto.
 373
 374         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 375         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 376         VSX_VECTOR_MODE.
 377         (init_cumulative_args): Ditto.
 378         (rs6000_function_arg_boundary): Ditto.
 379         (rs6000_function_arg_advance_1): Ditto.
 380         (rs6000_function_arg): Ditto.
 381         (rs6000_function_ok_for_sibcall): Ditto.
 382         (emit_frame_save): Ditto.
 383         (rs6000_function_value): Ditto.
 384         (rs6000_libcall_value): Ditto.
 385
 386 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 387
 388         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 389         i386/darwin-lib.h to $libgcc_tm_file.
 390         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 391
 392 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 393
 394         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 395
 396 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 397
 398         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 399         * config/rs6000/rs6000-tables.opt: New file (generated).
 400         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 401         rs6000/rs6000-tables.opt to extra_options.
 402         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 403         * config/rs6000/rs6000.c (rs6000_select): Remove.
 404         (processor_target_table): Move contents to rs6000-cpus.def.
 405         (darwin_rs6000_override_options): Check
 406         global_options_set.x_rs6000_cpu_index instead of
 407         rs6000_select[1].string.
 408         (rs6000_option_override_internal): Likewise.
 409         (rs6000_handle_option): Don't assert that global structures are in
 410         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 411         (rs6000_default_cpu): New variable.
 412         (rs6000_file_start): Set it instead of local default_cpu.  Check
 413         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 414         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 415         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 416         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 417         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 418         rs6000_select): Remove.
 419         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 420         Remove.
 421         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 422         * config/rs6000/t-rs6000
 423         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 424         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 425         global_options_set.x_rs6000_cpu_index instead of
 426         rs6000_select[1].string.
 427         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 428         global_options_set.x_rs6000_cpu_index instead of
 429         rs6000_select[1].string.
 430
 431 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 432
 433         * config.gcc (libgcc_tm_file): Define instead of including files
 434         from ../../libgcc/config/ in tm_file.
 435         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 436         * configure: Regenerate.
 437         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 438         libgcc_tm.h, cs-libgcc_tm.h): New.
 439         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 440         (clean): Remove libgcc_tm.h.
 441         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 442         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 443         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 444
 445 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 446
 447         PR target/48896
 448         * config/avr/avr.c (avr_ret_register): Return unsigned int
 449         instead of int.
 450         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
 451         it to avr_libcall_value.
 452         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
 453         expand_expr.
 454         (avr_expand_binop_builtin): Ditto.
 455         (avr_expand_unop_builtin): Ditto.
 456
 457 2011-05-10  DJ Delorie  <dj@redhat.com>
 458
 459         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
 460         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
 461         * config/rx/rx.c (rx_align_for_label): Add label and
 462         uses_threshold parameters.  Do not align when the label is not
 463         used enough.
 464         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
 465
 466 2011-05-10  Richard Guenther  <rguenther@suse.de>
 467
 468         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
 469         a series of conversions and apply foldings similar to what
 470         fold-const does.
 471         (tree_ssa_forward_propagate_single_use_vars): Call it.
 472
 473 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
 474
 475         PR tree-optimization/48611
 476         PR tree-optimization/48794
 477         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
 478         referenced from RESX or EH_DISPATCH arguments.
 479
 480         PR debug/48928
 481         * dfp.c (decimal_to_decnumber): Handle conversion from
 482         dconst{1,2,m1,half}.
 483
 484 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 485
 486         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
 487         for !flag_prefer_avx128.
 488         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
 489
 490 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 491
 492         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
 493         (fold_ternary_loc): Use expr_location_or.
 494
 495 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 496
 497         PR debug/48853
 498         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
 499         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
 500         Pmode and mem_mode is not VOIDmode.
 501
 502 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 503
 504         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
 505         TYPE_QUAL_RESTRICT): Convert to enum.
 506
 507 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 508
 509         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
 510         (const_pow2_1_to_8_operand): Ditto.
 511         (const_pow2_1_to_128_operand): Ditto.
 512         (const_pow2_1_to_32768_operand): Ditto.
 513         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
 514         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
 515         in insn constraint to check integer value of operand 3.
 516         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
 517
 518         (PINSR_MODE): New mode iterator.
 519         (sse2p4_1): New mode attribute.
 520         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
 521         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
 522         iterator.  Use const_int_operand instead of
 523         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
 524         exact_log2 in insn constraint to check integer value of operand 3.
 525
 526 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 527
 528         * config/i386/sse.md (blendbits): Remove mode attribute.
 529         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 530         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 531         Check integer value of operand 3 in insn constraint.
 532
 533 2011-05-09  Richard Guenther  <rguenther@suse.de>
 534
 535         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
 536         for diagnostics.
 537         (lto_symtab_merge): Likewise.  Do not register types here.
 538         (lto_symtab_merge_decls_2): Likewise.
 539         (lto_symtab_merge_decls_1): Likewise.
 540         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
 541         * gimple.c (enum gtc_mode): Declare.
 542         (gimple_types_compatible_p): Make static.
 543
 544 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 545
 546         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
 547         temporary register to match Pmode.
 548
 549 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 550
 551         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
 552         and *vec_concatv4si_1_avx.
 553
 554 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 555
 556         PR rtl-optimization/48927
 557         * ira-conflicts.c (commutative_constraint_p): Use
 558         recog_data.alternative_enabled_p to disable alternatives where
 559         "enabled" attribute is false.
 560         (get_dup_num): Ditto.
 561         * ira-lives.c (single_reg_class): Ditto.
 562         (ira_implicitly_set_insn_hard_regs): Ditto.
 563
 564 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 565
 566         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
 567         (dataflow_set_preserve_mem_locs): Likewise.
 568
 569 2011-05-09  Philipp Thomas  <pth@suse.de>
 570
 571         * config/mep/mep.c (mep_validate_vliw): Syntax description
 572         should not be translated.
 573
 574 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
 575
 576         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
 577         * config/mips/mips-tables.opt: New file (generated).
 578         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
 579         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
 580         MIPS_ARCH_OPTION_NATIVE): Define.
 581         * config/mips/mips.c (mips_cpu_info_table): Move contents to
 582         mips-cpus.def.
 583         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
 584         mips_parse_cpu): Remove.
 585         (mips_cpu_info_from_opt, mips_default_arch): New.
 586         (mips_handle_option): Don't assert that global structures are in
 587         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
 588         (mips_option_override): Use new variables and functions to set
 589         state of these options.  Use strcmp to check for individual CPU names.
 590         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
 591         definition.
 592         * config/mips/mips.opt (march=): Use ToLower and Enum.
 593         (mips): Use ToLower, Enum and Var.
 594         (mtune=): Use ToLower and Enum.
 595         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
 596
 597 2011-05-08  Jan Hubicka  <jh@suse.cz>
 598
 599         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
 600         Arrange type pairs to be UID ordered.
 601         (gimple_lookup_type_leader): Make inline.
 602
 603 2011-05-09  Nick Clifton  <nickc@redhat.com>
 604
 605         PR target/48899
 606         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
 607         PROCESSOR_DEFAULT.
 608
 609         PR target/48897
 610         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
 611         variable 's'.
 612
 613 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
 614
 615         * combine.c (simplify_comparison): Abstract out parts into...
 616         (simplify_compare_const): ... new function.
 617         (try_combine): Generalize parallel arithmetic/compare combining
 618         to call simplify_compare_const() and CANONICALIZE_COMPARE().
 619
 620 2011-05-08  Jan Hubicka  <jh@suse.cz>
 621
 622         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
 623         (cgraph_create_virtual_clone): Call hooks once virtual clone
 624         is finished.
 625         * cgraph.h (cgraph_clone_node): Update prototype.
 626         * ipa-cp.c (ipcp_estimate_growth): Use
 627         estimate_ipcp_clone_size_and_time.
 628         * ipa-inline-transform.c (clone_inlined_nodes): Update.
 629         * lto-cgraph.c (input_node): Update.
 630         * ipa-inline.c (recursive_inlining): Update.
 631         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
 632         (evaluate_conditions_for_known_args): Break out from ...
 633         (evaluate_conditions_for_edge): ... here.
 634         (evaluate_conditions_for_ipcp_clone): New function.
 635         (inline_node_duplication_hook): Update clone summary based
 636         on parameter map.
 637         (estimate_callee_size_and_time): Rename to ...
 638         (estimate_node_size_and_time): take NODE instead of EDGE;
 639         take POSSIBLE_TRUTHS as argument.
 640         (estimate_callee_size_and_time): Update.
 641         (estimate_ipcp_clone_size_and_time): New function.
 642         (do_estimate_edge_time): Update.
 643
 644 2011-05-08  Richard Guenther  <rguenther@suse.de>
 645
 646         PR middle-end/48908
 647         PR middle-end/48905
 648         * expmed.c (expand_shift_1): Compute adjusted constant shift
 649         amount manually.
 650
 651 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 652
 653         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
 654
 655 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 656
 657         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
 658
 659 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
 660
 661         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
 662
 663 2011-05-07  Jan Hubicka  <jh@suse.cz>
 664
 665         * ipa-inline-transform.c (inline_call): Account when program size
 666         decreases.
 667         * ipa-inline.c (relative_time_benefit): New function.
 668         (edge_badness): Reorganize to be power 2 based; fix thinko when
 669         computing badness for negative growth; update comments to match
 670         reality; better dumps.
 671
 672 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 673
 674         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
 675         type to bool and adjust comment.
 676         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
 677         (fold_mathfn_compare): Remove calls to global_bindings_p.
 678         (fold_inf_compare): Likewise.
 679         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
 680         * c-tree.h (global_bindings_p): Adjust prototype.
 681         * c-decl.c (global_bindings_p): Return bool and simplify.
 682
 683 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
 684
 685         PR tree-optimization/48837
 686         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
 687         when accumulator transformation is performed.
 688
 689 2011-05-06  Jan Hubicka  <jh@suse.cz>
 690
 691         * i386.h (ix86_tune_indices): Add
 692         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
 693         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
 694         * i386.c (initial_ix86_tune_features): Add
 695         X86_SOFTARE_PREFETCHING_BENEFICIAL.
 696         (software_prefetching_beneficial_p): Remove predicate.
 697         (ix86_option_override_internal): Use new macro.
 698
 699 2011-05-06  Jan Hubicka  <jh@suse.cz>
 700
 701         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
 702
 703 2011-05-06  Jan Hubicka  <jh@suse.cz>
 704
 705         * cgraph.c (cgraph_add_thunk): Create real function node instead
 706         of alias node; finalize it and mark needed/reachale; arrange visibility
 707         to be right and add it into the corresponding same comdat group list.
 708         (dump_cgraph_node): Dump thunks.
 709         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
 710         cgraph_function_with_gimple_body_p,
 711         cgraph_first_function_with_gimple_body,
 712         cgraph_next_function_with_gimple_body): New functions.
 713         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
 714         New macros.
 715         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
 716         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 717         * cgraphunit.c (cgraph_finalize_function): Only look into possible
 718         devirtualization when optimizing.
 719         (verify_cgraph_node): Verify thunks.
 720         (cgraph_analyze_function): Analyze thunks.
 721         (cgraph_mark_functions_to_output): Output thunks only in combination
 722         with function they are assigned to.
 723         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
 724         alias into normal node.
 725         (assemble_thunks): New functoin.
 726         (cgraph_expand_function): Use it.
 727         * lto-cgraph.c (lto_output_node): Stream thunks.
 728         (input_overwrite_node): Stream in thunks.
 729         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
 730         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
 731         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
 732         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
 733         (inline_analyze_function): Do not care about thunk jump functions.
 734         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
 735         * ipa-prop.c (ipa_prop_write_jump_functions): Use
 736         cgraph_function_with_gimple_body_p.
 737         * passes.c (do_per_function_toporder): Use
 738         cgraph_function_with_gimple_body_p.
 739         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 740         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
 741         (function_called_by_processed_nodes_p): Likewise.
 742
 743 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 744
 745         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
 746         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
 747         entries.
 748         (mabi=): Replace with separate entries for mabi=altivec,
 749         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
 750         mabi=ieeelongdouble and mabi=ibmlongdouble.
 751         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
 752         check for -mabi=spe without SPE ABI support here.
 753         (rs6000_handle_option): Replace OPT_mabi_ handling with
 754         OPT_mabi_altivec and OPT_mabi_spe handling.
 755
 756 2011-05-06  Cary Coutant  <ccoutant@google.com>
 757
 758         * dwarf2out.c (contains_subprogram_definition): New function.
 759         (should_move_die_to_comdat): Call it.
 760
 761 2011-05-06  Jeff Law  <law@redhat.com>
 762
 763         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
 764         remove_ctrl_stmt_and_useless_edges.
 765         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
 766         (fixup_template_block, thread_single_edge): Likewise.
 767         (mark_threaded_blocks): Use THREAD_TARGET.
 768
 769 2011-05-06  Alan Modra  <amodra@gmail.com>
 770
 771         PR target/48900
 772         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
 773         const0_rtx as the arg to the dummy __tls_get_addr libcall.
 774
 775 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 776
 777         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
 778         constraint modifier to "r".
 779
 780 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 781
 782         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
 783         fall through for OPT_mcmodel_.
 784
 785 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 786
 787         * config/s390/s390.c (s390_asm_trampoline_template): Comment
 788         instruction sizes.
 789         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
 790
 791 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 792
 793         PR target/47930
 794         * config/arm/arm.opt (marm): Document it.
 795         (mthumb): Reject negative variant.
 796
 797 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 798
 799         PR target/48898
 800         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
 801         Fix typo in "ccvt" variable name.
 802
 803 2011-05-06  Tristan Gingold  <gingold@adacore.com>
 804
 805         PR target/48895
 806         * config/vms/vms-ar.c (main): Remove cwd variable.
 807
 808 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
 809
 810         PR debug/48902
 811         * var-tracking.c (prepare_call_arguments): Move else before #endif.
 812
 813 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
 814
 815         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
 816         * gimplify.c (gimplify_switch_expr): Likewise.
 817         * omp-low.c (expand_omp_sections): Likewise.
 818         * tree-eh.c (lower_try_finally_switch): Likewise.
 819         (lower_eh_dispatch): Likewise.
 820         * tree.h (build_case_label): Declare.
 821         * tree.c (build_case_label): Define.
 822
 823 2011-05-05  Jason Merrill  <jason@redhat.com>
 824
 825         PR c++/40975
 826         * tree-inline.c (copy_tree_r): Use copy_statement_list.
 827         (copy_statement_list): Don't recurse.
 828         * stor-layout.c (copy_self_referential_tree_r): Don't allow
 829         STATEMENT_LIST.
 830
 831 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 832
 833         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
 834         through from -mfpu= handling.
 835         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
 836
 837 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
 838
 839         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
 840         POST_MODIFY.
 841
 842 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
 843
 844         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
 845         for 11.31.
 846         (hppa[12]*-*-hpux11*): Ditto.
 847         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
 848         * config/ia64/hpux-unix2003.h: New.
 849         * config/pa/pa-hpux1131.opt: New.
 850         * config/pa/pa-hpux1131.h: New.
 851         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
 852         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
 853         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
 854
 855 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 856
 857         PR debug/48853
 858         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
 859         instead of mode as 3rd argument to recursive call.
 860         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
 861         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
 862         VOIDmode.
 863         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
 864         don't give up if mode is Pmode and mem_mode is not VOIDmode.
 865         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
 866         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
 867
 868 2011-05-05  Julian Brown  <julian@codesourcery.com>
 869
 870         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
 871         parenthesis in D-register case.
 872
 873 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 874
 875         * opt-functions.awk (var_type_struct): Handle Enum options.
 876         * optc-gen.awk: Don't check range of variables of character type.
 877         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
 878         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
 879         rs6000_sdata_name, rs6000_explicit_options): Remove.
 880         (rs6000_option_override_internal): Check for -malign-power here.
 881         Use global_options_set instead of rs6000_explicit_options.
 882         (rs6000_parse_fpu_option): Remove.
 883         (rs6000_handle_option): Access variables via opts and opts_set
 884         pointers.  Use error_at and warning_at.  Add fall-through
 885         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
 886         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
 887         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
 888         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
 889         here.  Don't use rs6000_parse_fpu_option.
 890         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
 891         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
 892         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
 893         (mrecip=): Use Var.
 894         (mspe): Use Var and Save.
 895         (mtraceback=): Use Enum and Var.
 896         (rs6000_traceback_type): New Enum and EnumValue entries.
 897         (mfloat-gprs=): Use Enum, Var and Save.
 898         (rs6000_float_gprs): New Enum and EnumValue entries.
 899         (mlong-double-): use Var and Save.
 900         (msched-costly-dep=, minsert-sched-nops=): Use Var.
 901         (malign-): Use Enum and Var.
 902         (rs6000_alignment_flags): New Enum and EnumValue entries.
 903         (mfpu=): Use Enum.
 904         (fpu_type_t): New Enum and EnumValue entries.
 905         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 906         global_options_set instead of rs6000_explicit_options.
 907         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 908         global_options_set instead of rs6000_explicit_options.
 909         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 910         global_options_set instead of rs6000_explicit_options.
 911         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 912         global_options_set instead of rs6000_explicit_options.
 913         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
 914         global_options_set instead of rs6000_explicit_options.
 915         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 916         global_options_set instead of rs6000_explicit_options.
 917         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
 918         definition.
 919         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 920         global_options_set instead of rs6000_explicit_options.
 921         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
 922         (rs6000_cmodel): New Enum and EnumValue entries.
 923         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 924         global_options_set instead of rs6000_explicit_options.
 925         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
 926         (mtls-size=): Use Enum and Var.
 927         (rs6000_tls_size): New Enum and EnumValue entries.
 928
 929 2011-05-05  Michael Matz  <matz@suse.de>
 930
 931         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
 932         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
 933         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
 934         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
 935         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
 936         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
 937         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
 938         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
 939         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
 940         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
 941         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
 942         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
 943         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
 944         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
 945         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
 946         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
 947
 948 2011-05-05  Richard Guenther  <rguenther@suse.de>
 949
 950         * expmed.c (expand_variable_shift): Rename to ...
 951         (expand_shift_1): ... this.  Take an expanded shift amount.
 952         For rotates recurse directly not building trees for the shift amount.
 953         (expand_variable_shift): Wrap around expand_shift_1.
 954         (expand_shift): Adjust.
 955
 956 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 957
 958         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
 959
 960 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
 961
 962         * tree.h (get_pending_sizes): Remove prototype.
 963         (put_pending_size): Likewise.
 964         (put_pending_sizes): Likewise.
 965         * stor-layout.c (pending_sizes): Delete.
 966         (get_pending_sizes): Likewise.
 967         (put_pending_size): Likewise.
 968         (put_pending_sizes): Likewise.
 969         (variable_size): Do not call put_pending_size and tidy up.
 970         * function.h (struct function): Remove dont_save_pending_sizes_p.
 971         * lto-streamer-in.c (input_function): Do not stream it.
 972         * lto-streamer-out.c (output_function): Likewise.
 973         * tree-inline.c (initialize_cfun): Do not copy it.
 974         * c-decl.c (store_parm_decls): Do not set it.
 975         * omp-low.c (create_task_copyfn): Likewise.
 976         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 977
 978 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
 979
 980         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
 981         conditions.
 982         (*movdf_internal): Ditto.
 983         (*movdf_internal_nointeger): Ditto.
 984         (*movsf_internal): Ditto.
 985
 986 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 987
 988         * c-decl.c (finish_decl): Don't call get_pending_sizes.
 989         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
 990         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
 991         (c_variable_size): Remove.
 992         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
 993         call put_pending_sizes.
 994         (get_parm_info): Add parameter expr.  Use it to set
 995         arg_info->pending_sizes.
 996         (store_parm_decls): Use arg_info->pending_sizes instead or calling
 997         get_pending_sizes.
 998         * c-parser.c (c_parser_parms_declarator): Update call to
 999         c_parser_parms_list_declarator.
1000         (c_parser_parms_list_declarator): Take parameter expr.  Update
1001         call to push_parm_decl.  Update recursive call.  Don't call
1002         get_pending_sizes.  Update calls to get_parm_info.
1003         (c_parser_objc_method_definition): Update calls to
1004         c_parser_objc_method_decl and objc_start_method_definition.
1005         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
1006         (c_parser_objc_method_decl): Add parameter expr.  Update call to
1007         grokparm.
1008         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
1009         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
1010         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
1011
1012 2011-05-05  Michael Hope  <michael.hope@linaro.org>
1013
1014         PR pch/45979
1015         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
1016         __ARM_EABI__ hosts.
1017
1018 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1019
1020         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1021         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1022         (spu_output_mi_thunk): New function.
1023
1024 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1025
1026         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
1027         targetm.asm_out.print_operand.
1028         * config/sol2.c: Include target.h.
1029
1030 2011-05-04  Jan Hubicka  <jh@suse.cz>
1031
1032         * ipa-inline.c (reset_edge_caches): New function.
1033         (update_caller_keys): Add check_inlinablity_for; do not
1034         reset edge caches; remove now unnecesary loop.
1035         (update_callee_keys): Add comments; reset node_growth_cache of callee.
1036         (update_all_callee_keys): Likewise.
1037         (inline_small_functions): Sanity check cache; update code
1038         recomputing it.
1039
1040 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
1041
1042         PR rtl-optimization/47612
1043         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
1044         as the last insn of the sequence to be moved.
1045
1046 2011-05-04  Tobias Burnus  <burnus@net-b.de>
1047
1048         PR fortran/48864
1049         * doc/invoke.texi (Ofast): Document that it
1050         enables Fortran's -fno-protect-parens.
1051
1052 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1053
1054         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
1055
1056 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1057
1058         * stor-layout.c (variable_size): Do not issue errors.
1059
1060 2011-05-04  Richard Guenther  <rguenther@suse.de>
1061
1062         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1063         for array-ref indices.
1064         (tree_coverage_counter_addr): Likewise.
1065         (build_fn_info_type): Use size_int for index types.
1066         (build_gcov_info): Likewise.
1067
1068 2011-05-04  Richard Guenther  <rguenther@suse.de>
1069
1070         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1071         to build_int_cst.
1072         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1073         for constructor indices.
1074         (push_init_level): Likewise.
1075
1076 2011-05-04  Richard Guenther  <rguenther@suse.de>
1077
1078         * explow.c (promote_mode): Move variable declarations before code.
1079
1080 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1081
1082         * tree.h (build_function_type_array): Declare.
1083         (build_varargs_function_type_array): Declare.
1084         (build_function_type_vec, build_varargs_function_type_vec): Define.
1085         * tree.c (build_function_type_array_1): New function.
1086         (build_function_type_array): New function.
1087         (build_varargs_function_type_array): New function.
1088
1089 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1090
1091         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1092         before setting STMT_VINFO_TYPE.
1093
1094 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1095
1096         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1097         instead of spu_pass_by_reference.
1098
1099 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1100
1101         * calls.c (emit_library_call_value_1): Invoke
1102         promote_function_mode hook on libcall arguments.
1103         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1104         argument being NULL.
1105         * targhooks.c (default_promote_function_mode): Lisewise.
1106         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1107         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1108
1109         * doc/tm.texi: Document that TYPE argument might be NULL.
1110
1111 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1112
1113         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1114
1115 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1116
1117         From Bernd Schmidt
1118         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1119
1120 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1121
1122         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1123         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1124         Move ...
1125         * mips-tfile.c: ... here.
1126         Don't include coretypes.h, tm.h, filenames.h.
1127         (saber_stop): Remove definition and all calls.
1128         [__SABER__]: Remove.
1129         (__LINE__): Remove default.
1130         (Size_t, Ptrdiff_t): Remove definitions.
1131         Replace by size_t, ptrdiff_t.
1132         [!MIPS_DEBUGGING_INFO]: Remove.
1133         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1134         (progname): Add const.
1135         (STATIC): Remove.
1136         Replace all uses by static.
1137         (ALIGN_SYMTABLE_OFFSET): Remove default.
1138         * mips-tdump.c: Don't include coretypes.h, tm.h.
1139         Remove !MIPS_IS_STAB guard.
1140         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1141         $(TM_H), filenames.h dependencies.
1142         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1143
1144 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1145
1146         From Jie Zhang
1147         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1148         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1149
1150 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1151
1152         From Bernd Schmidt
1153         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1154         account and save/restore RETS.
1155         (PROFILE_BEFORE_PROLOGUE): Define.
1156         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1157         the push insn to use predecrement.
1158
1159 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1160
1161         From Jie Zhang
1162         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1163
1164 2011-05-04  Nick Clifton  <nickc@redhat.com>
1165
1166         * config/mn10300/mn10300.c: Include cfgloop.h.
1167         (DUMP): New macro.
1168         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1169         Lcc or a FLcc insn into the instruction stream.
1170         (mn10300_block_contains_call): New function.  Returns true if the
1171         given basic block contains a CALL insn.
1172         (mn10300_loop_contains_call_insn): New function.  Returns true if
1173         the given loop contains a CALL insn.
1174         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1175         to use the SETLB and Lcc or FLcc insns.
1176         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1177         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1178         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1179         disable the SETLB optimization.
1180         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1181         __SETLB__ or __NO_SETLB__.
1182         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1183         (movsf_internal): Handle MDR register.
1184         (cmpsi): Make visible.
1185         (setlb): New pattern.
1186         (Lcc): New pattern.
1187         (FLcc): New pattern.
1188
1189 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1190
1191         PR target/48860
1192         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1193         for reg<->xmm moves.
1194         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1195         (vec_concatv2di_rex64_sse): Ditto.
1196         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1197         (*vec_extractv2di_1_rex64): Ditto.
1198
1199         Revert:
1200         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1201
1202         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1203         reg<->xmm moves.
1204         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1205
1206 2011-05-04  Richard Guenther  <rguenther@suse.de>
1207
1208         * tree.h (int_const_binop): Remove notrunc argument.
1209         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1210         create integer constants that are properly truncated.
1211         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1212         (const_binop): Remove zero notrunc argument to int_const_binop.
1213         (size_binop_loc): Likewise.
1214         (fold_div_compare): Likewise.
1215         (maybe_canonicalize_comparison_1): Likewise.
1216         (fold_comparison): Likewise.
1217         (fold_binary_loc): Likewise.
1218         (multiple_of_p): Likewise.
1219         * expr.c (store_constructor): Likewise.
1220         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1221         (maybe_fold_stmt_addition): Likewise.
1222         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1223         * stor-layout.c (layout_type): Likewise.
1224         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1225         * tree-sra.c (build_ref_for_offset): Likewise.
1226         (build_user_friendly_ref_for_offset): Likewise.
1227         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1228         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1229         * tree-ssa-loop-niter.c (inverse): Likewise.
1230         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1231         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1232         * tree-switch-conversion.c (check_range): Likewise.
1233         (build_constructors): Likewise.
1234         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1235         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1236         (extract_range_from_assert): Likewise.
1237         (vrp_int_const_binop): Likewise.
1238         (extract_range_from_binary_expr): Likewise.
1239         (extract_range_from_unary_expr): Likewise.
1240         (check_array_ref): Likewise.
1241         (find_case_label_range): Likewise.
1242         (simplify_div_or_mod_using_ranges): Likewise.
1243         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1244         comparing case labels for merging.
1245
1246 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1247
1248         * dwarf2out.c (debug_str_hash_forced): Removed.
1249         (gen_label_for_indirect_string): Removed.
1250         (get_debug_string_label): Removed.
1251         (AT_string_form): Generate label directly.
1252         (output_indirect_string): Test indirect_string_node for
1253         DW_FORM_strp instead of checking label and refcount.
1254         (prune_indirect_string): Removed.
1255         (prune_unused_types): Don't check debug_str_hash_forced or
1256         call prune_indirect_string.
1257
1258 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1259
1260         PR other/48093
1261         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1262
1263 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1264
1265         PR debug/47994
1266         PR debug/47919
1267         * combine.c (try_combine): Skip debug insns at m_split tests.
1268
1269 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1270
1271         PR42288
1272         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1273         when info_section_emitted.
1274
1275 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1276
1277         * config/mips/mips-opts.h: New.
1278         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1279         to mips-opts.h.
1280         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1281         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1282         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1283         via opts pointer.
1284         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1285         mips-opts.h.
1286         (mips_abi, mips_code_readable): Don't declare.
1287         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1288         (mabi=): Use Enum and Var.
1289         (mips_abi): New Enum and EnumValue entries.
1290         (mcode-readable=): Use Enum and Var.
1291         (mips_code_readable_setting): New Enum and EnumValue entries.
1292         (mr10k-cache-barrier=): Use Enum and Var.
1293         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1294
1295 2011-05-03  Jan Hubicka  <jh@suse.cz>
1296
1297         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1298         replace hash by pointer map.
1299         (cgraph_node_set_element_def, cgraph_node_set_element,
1300         const_cgraph_node_set_element, varpool_node_set_element_def,
1301         varpool_node_set_element, const_varpool_node_set_element): Remove.
1302         (free_cgraph_node_set, free_varpool_node_set): New function.
1303         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1304         * tree-emutls.c: Free varpool node set.
1305         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1306         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1307         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1308         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1309         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1310         Move here from ipa.c; implement using pointer_map
1311         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1312         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1313         debug_cgraph_node_set, varpool_node_set_new,
1314         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1315         dump_varpool_node_set, debug_varpool_node_set):
1316         Move to ipa-uitls.c.
1317         * passes.c (ipa_write_summaries): Update.
1318
1319 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1320
1321         From Mike Frysinger:
1322         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1323         bf542/bf544/bf547/bf548/bf549.
1324
1325 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1326
1327         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1328
1329 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1330
1331         From Bernd Schmidt:
1332         * config/bfin/bfin.md (MOVCC): New mode_macro.
1333         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1334         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1335         comments from generated assembly.
1336
1337 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1338
1339         From Bernd Schmidt
1340         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1341         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1342         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1343         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1344         * config/bfin/lib1funcs.asm (___muldi3): New function.
1345
1346 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1347
1348         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1349         build_function_type_list instead of build_function_type.
1350         Rearrange initialization of `args' to do so.
1351
1352 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1353
1354         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1355         instead of build_function_type.
1356
1357 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1358
1359         * config/rs6000/rs6000.c (spe_init_builtins): Call
1360         build_function_type_list instead of build_function_type.
1361         (paired_init_builtins, altivec_init_builtins): Likewise.
1362         (builtin_function_type): Likewise.
1363
1364 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1365
1366         * config/sh/sh.c (sh_media_init_builtins): Call
1367         build_function_type_list instead of build_function_type.
1368
1369 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1370
1371         * config/sparc/sparc.c (sparc_file_end): Call
1372         build_function_type_list instead of build_function_type.
1373
1374 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1375
1376         * config/alpha/alpha.c (alpha_init_builtins): Call
1377         build_function_type_list instead of build_function_type.
1378
1379 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1380
1381         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1382         build_function_type_list instead of build_function_type.
1383
1384 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1385
1386         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1387         build_function_type_list instead of build_function_type.
1388         Delete `endlink' variable.
1389
1390 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1391
1392         * config/avr/avr.c (avr_init_builtins): Call
1393         build_function_type_list instead of build_function_type.
1394
1395 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1396
1397         * config/picochip/picochip.c (picochip_init_builtins): Call
1398         build_function_type_list instead of build_function_type.
1399         Delete `endlink' variable.
1400
1401 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1402
1403         * config/bfin/bfin.c (bfin_init_builtins): Call
1404         build_function_type_list instead of build_function_type.
1405
1406 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1407
1408         From Bernd Schmidt
1409         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1410         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1411
1412 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1413
1414         From Jie Zhang:
1415         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1416         libbffastfp overrides libgcc when -mfast-fp.
1417
1418 2011-05-03  Stuart Henderson <shenders@gcc.gnu.org>
1419
1420         Originally from Bernd Schmidt
1421         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1422         * config/bfin/bfin.c (override_options): Test it and error if
1423         TARGET_FDPIC.
1424
1425 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1426
1427         Originally From Bernd Schmidt
1428         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1429         FD-PIC.
1430
1431 2011-05-03  Jeff Law  <law@redhat.com>
1432
1433         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1434         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1435         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1436         than accessing AUX field directly.  Free the AUX field before
1437         clearing it.
1438         (thread_block, thread_through_loop_header): Likewise.
1439         (thread_single_edge, mark_threaded_blocks): Likewise.
1440         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1441         (register_jump_thread): Do not attempt to thread to a NULL edge.
1442
1443 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1444
1445         * function.c (init_function_start): Call decide_function_section.
1446         * varasm.c (decide_function_section): New function.
1447         (assemble_start_function): When not using
1448         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
1449         or first_function_block_is_cold.
1450         * rtl.h (decide_function_section): Declare.
1451
1452 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1453             Jakub Jelinek  <jakub@redhat.com>
1454
1455         PR target/48774
1456         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1457         only succeed if req_mode is the same as set_mode.
1458
1459 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1460
1461         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
1462         * genemit.c (gen_exp): Handle RETURN.
1463         * emit-rtl.c (verify_rtx_sharing): Likewise.
1464         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
1465         * rtl.c (copy_rtx): RETURN is shared.
1466         * rtl.h (enum global_rtl_index): Add GR_RETURN.
1467         (ret_rtx): New.
1468         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
1469         * config/s390/s390.c (s390_emit_epilogue): Likewise.
1470         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
1471         * config/cris/cris.c (cris_expand_return): Likewise.
1472         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
1473         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
1474         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
1475         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
1476         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
1477         Likewise.
1478         * config/v850/v850.c (expand_epilogue): Likewise.
1479         * config/bfin/bfin.c (bfin_expand_call): Likewise.
1480         * config/arm/arm.md (epilogue): Likewise.
1481         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
1482         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
1483         variable to ret_reg.
1484
1485 2011-05-03  Richard Guenther  <rguenther@suse.de>
1486
1487         PR lto/48846
1488         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1489         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1490         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1491
1492 2011-05-03  Richard Guenther  <rguenther@suse.de>
1493
1494         * c-decl.c (grokdeclarator): Instead of looking at
1495         TREE_OVERFLOW check if the constant fits in the index type.
1496
1497 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1498
1499         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
1500         (vec_store_lanes<mode><mode>): Likewise.
1501
1502 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1503
1504         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
1505         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
1506         convert_optab_index values.
1507         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
1508         * genopinit.c (optabs): Initialize the new optabs.
1509         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
1510         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
1511         (expand_STORE_LANES): New functions.
1512         * tree.h (build_array_type_nelts): Declare.
1513         * tree.c (build_array_type_nelts): New function.
1514         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
1515         (vect_model_load_cost): Likewise.
1516         (vect_store_lanes_supported, vect_load_lanes_supported)
1517         (vect_record_strided_load_vectors): Declare.
1518         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
1519         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
1520         (vect_transform_strided_load): Split out statement recording into...
1521         (vect_record_strided_load_vectors): ...this new function.
1522         * tree-vect-stmts.c (create_vector_array, read_vector_array)
1523         (write_vector_array, create_array_ref): New functions.
1524         (vect_model_store_cost): Add store_lanes_p argument.
1525         (vect_model_load_cost): Add load_lanes_p argument.
1526         (vectorizable_store): Try to use store-lanes functions for
1527         interleaved stores.
1528         (vectorizable_load): Likewise load-lanes and loads.
1529         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
1530         to vect_model_store_cost.
1531         (vect_build_slp_tree): Likewise vect_model_load_cost.
1532
1533 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1534
1535         * hooks.h (hook_bool_mode_uhwi_false): Declare.
1536         * hooks.c (hook_bool_mode_uhwi_false): New function.
1537         * target.def (array_mode_supported_p): New hook.
1538         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
1539         * doc/tm.texi: Regenerate.
1540         * stor-layout.c (mode_for_array): New function.
1541         (layout_type): Use it.
1542         * config/arm/arm.c (arm_array_mode_supported_p): New function.
1543         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
1544
1545 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
1546
1547         PR target/48723
1548         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1549         for -fstack-check if the size to allocate is negative.
1550
1551 2011-05-02  Lawrence Crowl  <crowl@google.com>
1552
1553         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1554         (timevar_cond_start): New for starting a timer only when it is not
1555         already running.
1556         (timevar_cond_stop): New for stopping a timer when it was not already
1557         running.
1558
1559         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1560         (timevar_cond_start): New as above.
1561         (timevar_cond_stop): New as above.
1562
1563         * timevar.def: Add start/stop timers for compiler phases,
1564         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1565         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1566         and TV_PHASE_FINALIZE.
1567         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1568         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1569         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1570         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1571         Make unused TV_OVERLOAD into a start/stop timer.
1572
1573         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1574         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1575         to indicate that they are start/stop timers.
1576
1577         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1578         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1579         Move initialization to do_compile.
1580         (do_compile): Add initialization from above.
1581         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1582
1583         * c-decl.c (c_write_global_declarations): Add start/stop of
1584         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1585
1586         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1587         or TV_PARSE_INLINE, as appropriate.
1588         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1589         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1590
1591 2011-05-02  Jason Merrill  <jason@redhat.com>
1592
1593         PR c++/40975
1594         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1595
1596 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1597
1598         PR c/35445
1599         * c-decl.c (finish_decl): Only create a composite if the types are
1600         compatible.
1601
1602 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1603
1604         * config/fr30/fr30-protos.h (Mmode): Don't define.
1605         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1606         definition where used.
1607         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1608         define.  Expand definitions where used.
1609         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1610         Expand definitions where used.
1611         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1612         rx_function_arg, rx_function_arg_advance,
1613         rx_function_arg_boundary): Expand definitions of those macros.
1614         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1615         definition where used.
1616
1617 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1618
1619         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1620         reg<->xmm moves.
1621         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1622         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1623         with *movv2sf_internal_rex64_avx.
1624         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1625         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1626         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1627         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1628         "vex" in "prefix" attribute calculation.
1629         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1630
1631 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1632
1633         PR target/47951
1634         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1635         inputs match the output.
1636
1637 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
1638
1639         PR target/47955
1640         * config/m68k/m68k.c (m68k_expand_prologue): Set
1641         current_function_static_stack_size.
1642
1643 2011-05-02   Jan Hubicka  <jh@suse.cz>
1644
1645         * lto-streamer.c (lto_streamer_cache_insert_1,
1646         lto_streamer_cache_lookup, lto_streamer_cache_create,
1647         lto_streamer_cache_delete): Use pointer map instead of hashtable.
1648         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
1649
1650 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1651
1652         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
1653         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
1654         config/m68k/t-opts: New files.
1655         * config/m68k/m68k-tables.opt: New file (generated).
1656         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
1657         extra_options and m68k/t-opts to tmake_file.
1658         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
1659         (all_isas): Initialize using m68k-isas.def.
1660         (all_microarchs): Initialize using m68k-microarchs.def.
1661         (m68k_find_selection): Remove.
1662         (m68k_handle_option): Don't assert that global structures are in
1663         use.  Use error_at.  Access variables via opts pointer.  Don't
1664         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
1665         directly for -m68020-40 and -m68020-60.
1666         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
1667         m68k_tune_entry here.
1668         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
1669         to m68k-opts.h.
1670         (m68k_library_id_string): Remove declaration.
1671         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
1672         (m68k_library_id_string): New Variable.
1673         (march=, mcpu=, mtune=): Use Enum and Var.
1674
1675 2011-05-02  Richard Guenther  <rguenther@suse.de>
1676
1677         * varasm.c (output_constructor_regular_field): Compute zero-based
1678         index with double-ints.  Make sure to ICE instead of producing
1679         wrong code.
1680         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
1681         in asserts.  Properly use a signed type.
1682
1683 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1684
1685         * config/i386/sse.md (V): New mode iterator.
1686         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
1687         TARGET_SSE2.
1688         (V_256): Rename from AVX256MODE.
1689         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
1690         condition to all users.
1691         (VF1): Ditto.
1692         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
1693         condition to all users.
1694         (VF_128): Make V4SF mode unconditional.
1695         (VF_256): Rename from AVX256MODEF2P.
1696         (VI4F_128): Rename from SSEMODE4S.
1697         (VI8F_128): Rename from SSEMODE2D.
1698         (VI4F_256): Rename from AVX256MODE8P.
1699         (VI8F_256): Rename from AVX256MODE4P.
1700         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
1701         (ssescalarmodesuffix): Remove SF and DF modes.
1702         (SSEMODE124): Remove.
1703         (SSEMODE1248): Ditto.
1704         (SSEMODEF2P): Ditto.
1705         (AVXMODEF2P): Ditto.
1706         (AVXMODEFDP): Ditto.
1707         (AVXMODEFSP): Ditto.
1708         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
1709         unconditional.
1710         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
1711         unconditional.
1712         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
1713         xop_pcmov_<mode>256.  Use V mode iterator.
1714
1715         Adjust RTX patterns globally for renamed mode attributes.
1716
1717 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1718
1719         * haifa-sched.c (sched_emit_insn): Emit insn before first
1720         non-scheduled insn.  Inform back-end about new insn.  Add
1721         new insn to scheduled_insns list.
1722
1723 2011-05-02  Richard Guenther  <rguenther@suse.de>
1724
1725         PR tree-optimization/48822
1726         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1727         (process_scc): Indicate which iteration we start.
1728
1729 2011-05-02  Jan Hubicka  <jh@suse.cz>
1730
1731         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
1732         (lto_section_overrun): New.
1733         * lto-section-out.c (append_block): Rename to ...
1734         (lto_append_block): ... this one; export.
1735         (lto_output_1_stream): Move lto lto-streamer.h
1736         (lto_output_data_stream): Update.
1737         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
1738         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
1739         functions.
1740
1741 2011-05-02  Richard Guenther  <rguenther@suse.de>
1742
1743         * tree.c (tree_code_counts): New global array.
1744         (record_node_allocation_statistics): Count individual tree codes.
1745         (dump_tree_statistics): Dump individual code stats.
1746
1747 2011-05-01  Jan Hubicka  <jh@suse.cz>
1748
1749         * ipa-inline.c (caller_growth_limits): Fix thinko when
1750         looking for largest stack frame.
1751         * ipa-inline.h (dump_inline_summary): Declare.
1752         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
1753         on stack usage.
1754         (dump_inline_summary): Export.
1755         (debug_inline_summary): Declare as DEBUG_FUNCTION.
1756
1757 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
1758
1759         * reginfo.c (memory_move_cost): Change rclass argument type form
1760         'enum reg_class' to reg_class_t.
1761         * reload.h (memory_move_cost): Update prototype.
1762         * postreload.c reload_cse_simplify_set): Change type dclass var to
1763         reg_class_t.
1764         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
1765         Update prototype.
1766         (ira_allocate_and_set_costs): Change aclass argument type form
1767         'enum reg_class' to reg_class_t.
1768         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
1769         Change aclass argument type to reg_class_t.
1770         (update_conflict_hard_reg_costs): Change type aclass and pref vars
1771         to reg_class_t.
1772         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
1773         memory_move_cost call.
1774
1775         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
1776         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
1777         Change type tmp var to reg_class_t.
1778
1779 2011-04-30  Jan Hubicka  <jh@suse.cz>
1780
1781         * ipa-inline.c (can_inline_edge_p): Disregard limits when
1782         inlining into function with flatten attribute.
1783         (want_inline_small_function_p): Be more realistic about inlining
1784         cold calls where callee size grows.
1785
1786 2011-04-30  Jan Hubicka  <jh@suse.cz>
1787
1788         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
1789         flags.
1790
1791 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
1792
1793         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
1794         PRINT_OPERAND_PUNCT_VALID_P): Remove.
1795         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
1796         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
1797         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1798         (print_operand): Rename to...
1799         (sparc_print_operand): ...this. Make static. Adjust
1800         sparc_print_operand function call.
1801         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
1802         functions.
1803
1804 2011-04-30  Jan Hubicka  <jh@suse.cz>
1805
1806         PR middle-end/48752
1807         * ipa-inline.c (early_inliner): Disable when doing late
1808         addition of function.
1809
1810 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
1811
1812         * dwarf2out.c (get_address_mode): New inline.
1813         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
1814         if not dwarf_strict emit
1815         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
1816         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
1817         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
1818         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
1819         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
1820         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
1821         mem_loc_descriptor callers.
1822         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
1823         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
1824         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1825         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
1826         (base_types): New variable.
1827         (get_base_type_offset, calc_base_type_die_sizes,
1828         base_type_for_mode, mark_base_types, base_type_cmp,
1829         move_marked_base_types): New functions.
1830         (calc_die_sizes): Assert that die_offset is 0 or equal to
1831         next_die_offset.
1832         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
1833         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
1834         callers.  If not dwarf_strict, call mem_loc_descriptor even for
1835         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
1836         (gen_subprogram_die): Don't give up on call site parameters
1837         with non-integral or large integral modes.  Adjust
1838         mem_loc_descriptor callers.
1839         (prune_unused_types): Call prune_unused_types_mark on base_types
1840         vector entries.
1841         (resolve_addr): Call mark_base_types.
1842         (dwarf2out_finish): Call move_marked_base_types.
1843
1844         PR tree-optimization/48809
1845         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1846         type.
1847         (gen_inbound_check): Don't compute index_expr - range_min in utype
1848         again, instead reuse SSA_NAME initialized in build_arrays.
1849         Remove two useless gsi_for_stmt calls.
1850
1851 2011-04-29  Jeff Law  <law@redhat.com>
1852
1853         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
1854
1855 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1856
1857         * cgraph.h (cgraph_postorder): Remove declaration.
1858         * ipa-utils.h (ipa_free_postorder_info): Declare.
1859         (ipa_reverse_postorder): Likewise.
1860         * cgraphunit.c: Include ipa-utils.h.
1861         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
1862         * ipa-inline.c: Include ipa-utils.h.
1863         (ipa_inline): Update call to ipa_reverse_postorder.
1864         * ipa-pure-const.c (propagate_pure_const): Update call to
1865         ipa_reduced_postorder and ipa_print_order.  Call
1866         ipa_free_postorder_info to clean up.
1867         (propagate_nothrow): Likewise.
1868         * ipa-reference.c (propagate): Removed a useless call to
1869         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
1870         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
1871         * ipa.c: Include ipa-utils.h.
1872         (ipa_profile): Update call to ipa_reverse_postorder.
1873         (cgraph_postorder): Moved to...
1874         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
1875         (ipa_utils_print_order): Renamed to ipa_print_order.
1876         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
1877         comments.
1878         (ipa_free_postorder_info): New function.
1879         * passes.c: Include ipa-utils.h.
1880         (do_per_function_toporder): Update call to ipa_reverse_postorder.
1881         (ipa_write_summaries): Likewise.
1882         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
1883         (cgraphunit.o): Likewise.
1884         (ipa.o): Likewise.
1885         (ipa-inline.o): Likewise.
1886
1887 2011-04-29  Jan Hubicka  <jh@suse.cz>
1888
1889         * gcc.dg/tree-ssa/inline-10.c: New testcase.
1890         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
1891         * ipa-inline.h (clause_t): Turn into unsigned int.
1892         * ipa-inline-analysis.c (add_clause): Do more simplification.
1893         (and_predicates): Shortcut more cases.
1894         (predicates_equal_p): Move forward; check that clauses are properly
1895         ordered.
1896         (or_predicates): Shortcut more cases.
1897         (edge_execution_predicate): Rewrite as...
1898         (set_cond_stmt_execution_predicate): ... this function; handle
1899         __builtin_constant_p.
1900         (set_switch_stmt_execution_predicate): New .
1901         (compute_bb_predicates): New.
1902         (will_be_nonconstant_predicate): Update TODO.
1903         (estimate_function_body_sizes): Use compute_bb_predicates
1904         and free them later, always try to estimate if stmt is constant.
1905         (estimate_time_after_inlining, estimate_size_after_inlining):
1906         Gracefully handle optimized out edges.
1907         (read_predicate): Fix off by one error.
1908
1909 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1910
1911         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
1912
1913 2011-04-27  Xinliang David Li  <davidxl@google.com>
1914
1915         * tree-profile.c (init_ic_make_global_vars): Set
1916         tls attribute on ic vars.
1917         * coverage.c (coverage_end_function): Initialize
1918         function_list with zero.
1919
1920 2011-04-29  Richard Guenther  <rguenther@suse.de>
1921
1922         * builtins.c (fold_builtin_classify_type): Use integer_type_node
1923         for the type of the result.
1924         (fold_builtin_isascii): Likewise.
1925         (fold_builtin_toascii): Use integer_type_node where appropriate.
1926         (fold_builtin_logb): Likewise.
1927         (fold_builtin_frexp): Likewise.
1928         (fold_builtin_strstr): Likewise.
1929         (fold_builtin_strpbrk): Likewise.
1930         (fold_builtin_fputs): Likewise.
1931         (fold_builtin_sprintf): Likewise.
1932         (fold_builtin_snprintf): Likewise.
1933         (fold_builtin_printf): Likewise.
1934         (do_mpfr_remquo): Use a proper type for the assigned constant.
1935         (do_mpfr_lgamma_r): Likewise.
1936         * dwarf2out.c (resolve_one_addr): Use size_int.
1937         * except.c (init_eh): Likewise.
1938         (assign_filter_values): Use integer_type_node for filter values.
1939         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
1940         indices.
1941         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
1942         for EH region numbers.
1943         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
1944         for the shift amount.
1945
1946 2011-04-29  Richard Guenther  <rguenther@suse.de>
1947
1948         * expr.h (expand_shift): Rename to ...
1949         (expand_variable_shift): ... this.
1950         (expand_shift): Take a constant shift amount.
1951         * expmed.c (expand_shift): Rename to ...
1952         (expand_variable_shift): ... this.
1953         (expand_shift): New wrapper around expand_variable_shift.
1954         * expr.c (convert_move, emit_group_load_1, emit_group_store,
1955         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
1956         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
1957         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
1958         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
1959         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
1960         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
1961         emit_store_flag_1, emit_store_flag): Likewise.
1962         * builtins.c (expand_builtin_signbit): Likewise.
1963         * calls.c (load_register_parameters): Likewise.
1964         * function.c (assign_parm_setup_block): Likewise.
1965         * lower-subreg.c (resolve_shift_zext): Likewise.
1966         * optabs.c (widen_bswap, expand_abs_nojump,
1967         expand_one_cmpl_abs_nojump, expand_float): Likewise.
1968         * spu/spu.c (spu_expand_extv): Likewise.
1969         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1970
1971 2011-04-29  Richard Guenther  <rguenther@suse.de>
1972
1973         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
1974         for the remapped region number.
1975         * predict.c (build_predict_expr): Use integer_type_node for the
1976         predict kind.
1977         * fold-const.c (fold_binary_loc): Use integer_type_node for
1978         the shift amount.  Use a proper type for the PLUS_EXPR operand.
1979
1980 2011-04-29  Michael Matz  <matz@suse.de>
1981
1982         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
1983         other trees that just builtins.
1984         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
1985
1986 2011-04-29  Richard Guenther  <rguenther@suse.de>
1987
1988         * tree-nested.c (get_trampoline_type): Use size_int.
1989         (get_nl_goto_field): Likewise.
1990         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
1991         for all indexes.
1992         (lower_eh_constructs_2): Likewise.
1993         (lower_resx): Likewise.
1994         (lower_eh_dispatch): Likewise.
1995         * tree-mudflap.c (mf_build_string): Use size_int.
1996         (mudflap_register_call): Use integer_type_node for the flag.
1997         (mudflap_enqueue_constant): Use size_int.
1998         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
1999         instead of rebuilding it.
2000
2001 2011-04-29  Richard Guenther  <rguenther@suse.de>
2002
2003         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
2004         Handle OBJ_TYPE_REF.
2005         (find_func_aliases_for_call): Use it more consistently.
2006
2007 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
2008
2009         * haifa-sched.c (last_nondebug_scheduled_insn): New.
2010         (rank_for_schedule): Use it.
2011         (schedule_block): Set it.
2012
2013 2011-04-28  David Li  <davidxl@google.com>
2014
2015         * tree.c (crc32_string): Use crc32_byte.
2016         (crc32_byte): New function.
2017         * tree.h (crc32_byte): New function.
2018         * gcov.c (read_graph_file): Handle new cfg_cksum.
2019         (read_count_file): Ditto.
2020         * profile.c (instrument_values): Ditto.
2021         (get_exec_counts): Ditto.
2022         (read_profile_edge_counts): Ditto.
2023         (compute_branch_probabilities): Ditto.
2024         (compute_value_histograms): Ditto.
2025         (branch_prob): Ditto.
2026         (end_branch_prob): Ditto.
2027         * coverage.c (read_counts_file): Ditto.
2028         (get_coverage_counts): Ditto.
2029         (tree_coverage_counter_addr): Ditto.
2030         (coverage_checksum_string): Ditto.
2031         (coverage_begin_output): Ditto.
2032         (coverage_end_function): Ditto.
2033         (build_fn_info_type): Ditto.
2034         (build_fn_info_value): Ditto.
2035         * libgcov.c (gcov_exit): Ditto.
2036         * gcov-dump.c (tag_function): Ditto.
2037         (compute_checksum): Remove.
2038
2039 2011-04-29  Alan Modra  <amodra@gmail.com>
2040
2041         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2042         unspec plus offset.  Tidy macho code.
2043
2044 2011-04-29  Martin Jambor  <mjambor@suse.cz>
2045
2046         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
2047         node instead of a decl.  Update all callers.
2048         * cgraph.h: Update declaration.
2049
2050 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
2051
2052         PR tree-optimization/48765
2053         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
2054         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
2055         to indicate if loop aware SLP is being used.  Scan the statements
2056         and update the vectorization factor according to the type of
2057         vectorization before statement analysis.
2058         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2059         pass it to vect_analyze_loop_operations.
2060         (vectorizable_reduction): Set number of copies to 1 in case of pure
2061         SLP statement.
2062         * tree-vect-stmts.c (vectorizable_conversion,
2063         vectorizable_assignment, vectorizable_shift,
2064         vectorizable_operation, vectorizable_type_demotion,
2065         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2066         Likewise.
2067         (vectorizable_condition): Move the check that it is not SLP
2068         vectorization before the number of copies check.
2069         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2070         to vectorize the loop using SLP.
2071
2072 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2073
2074         PR middle-end/48597
2075         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2076         inline asm.
2077
2078 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2079
2080         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2081         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2082         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2083         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2084         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2085         linux*.h headers.
2086         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2087         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2088         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2089         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2090         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2091         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2092         REG_NAME.
2093         * config/i386/linux.h (REG_NAME): Don't define.
2094         * config/i386/linux64.h (REG_NAME): Don't define.
2095         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2096         Undefine before defining.
2097
2098 2011-04-28  Jan Hubicka  <jh@suse.cz>
2099
2100         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2101         nonconstant_names array.
2102         (estimate_function_body_sizes): Build nonconstant_names array; handle
2103         BUILT_IN_CONSTANT_P.
2104
2105 2011-04-28  Richard Guenther  <rguenther@suse.de>
2106
2107         PR bootstrap/48804
2108         Revert
2109         2011-04-28  Richard Guenther  <rguenther@suse.de>
2110
2111         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2112         as late as possible.
2113
2114 2011-04-28  Richard Guenther  <rguenther@suse.de>
2115
2116         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2117         (debug_constraint): Do it here.
2118         (dump_constraints): And here.
2119         (rewrite_constraints): And here.
2120         (dump_constraint_edge): Remove.
2121         (dump_constraint_graph): Rewrite to produce DOT output.
2122         (solve_constraints): Build succ graph as late as possible.
2123         Dump constraint graphs before and after solving.
2124
2125 2011-04-28  Richard Guenther  <rguenther@suse.de>
2126
2127         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2128         New function split out from ...
2129         (find_func_aliases): ... here.  Call it.
2130         (find_func_aliases_for_call): Likewise.
2131
2132 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2133
2134         * internal-fn.h (internal_fn_name_array): Declare.
2135         (internal_fn_flags_array): Likewise.
2136
2137 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2138
2139         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2140         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2141         Move from sse.md.
2142         (ssemodefsuffix): Remove.
2143         (ssevecmodesuffix): New mode attribute.
2144         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2145         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2146         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2147         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2148         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2149         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2150         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2151         ssemodesuffix mode attribute.
2152         (float splitters): Use ssevecmodesuffix mode attribute.
2153         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2154         (sseinsmode): Rename from avxvecmode.
2155         (avxsizesuffix): Rename from avxmodesuffix.
2156         (sseintvecmode): Rename from avxpermvecmode.
2157         (ssedoublevecmode): Rename from ssedoublesizemode.
2158         (ssehalfvecmode): Rename from avxhalfvecmode.
2159         (ssescalarmode): Rename from avxscalarmode.
2160         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2161         templates for ssemodesuffix mode attribute.
2162         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2163         mode attribute.
2164
2165         Adjust RTX patterns globally for renamed mode attributes.
2166
2167 2011-04-27  Jan Hubcika  <jh@suse.cz>
2168
2169         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2170         * ipa-inline-analysis.c: Include alloc-pool.h.
2171         (edge_predicate_pool): New.
2172         (trye_predicate_p): New function
2173         (false_predicate_p): New function.
2174         (add_clause): Sanity check that false clauses are "optimized";
2175         never add clauses to predicate that is already known to be false.
2176         (and_predicate): Use flase_predicate_p.
2177         (evaulate_predicate): Rename to ...
2178         (evaluate_predicate): ... this one; update all callers; assert
2179         that false is not listed among possible truths.
2180         (dump_predicate): Use true_predicate_p.
2181         (account_size_time): Use false_predicate_p.
2182         (evaulate_conditions_for_edge): Rename to ...
2183         (evaluate_conditions_for_edge) ... this one.
2184         (edge_set_predicate): New function.
2185         (inline_edge_duplication_hook): Duplicate edge predicates.
2186         (inline_edge_removal_hook): Free edge predicates.
2187         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2188         (dump_inline_summary): Update.
2189         (estimate_function_body_sizes): Set edge predicates.
2190         (estimate_calls_size_and_time): Handle predicates.
2191         (estimate_callee_size_and_time): Update.
2192         (remap_predicate): Add toplev_predicate; update comment.
2193         (remap_edge_predicates): New function.
2194         (inline_merge_summary): Compute toplev predicate; update.
2195         (read_predicate): New function.
2196         (read_inline_edge_summary): Use it.
2197         (inline_read_section): Likewise.
2198         (write_predicate): New function.
2199         (write_inline_edge_summary): Use it.
2200         (inline_write_summary): Likewise.
2201         (inline_free_summary): Free alloc pool and edge summary vec.
2202
2203 2011-04-27  Richard Guenther  <rguenther@suse.de>
2204
2205         * tree-ssa-structalias.c (changed_count): Remove.
2206         (changed): Use a bitmap.
2207         (unify_nodes): Adjust.
2208         (do_sd_constraint): Likewise.
2209         (do_ds_constraint): Likewise.
2210         (do_complex_constraint): Likewise.
2211         (solve_graph): Likewise.
2212
2213 2011-04-27  Jan Hubicka  <jh@suse.cz>
2214
2215         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2216
2217 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2218
2219         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2220         (avx_vperm2f128_*_operand): Ditto.
2221         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2222         Use avx_vpermilp_parallel in insn condition.
2223         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2224         Use avx_vperm2f128_parallel in insn condition.
2225
2226 2011-04-27  Richard Guenther  <rguenther@suse.de>
2227
2228         * Makefile.in (tree-ssa-structalias.o): Remove
2229         gt-tree-ssa-structalias.h dependency.
2230         (GTFILES): Remove tree-ssa-structalias.c.
2231         * tree.c (allocate_decl_uid): New function.
2232         (make_node_stat): Use it.
2233         (copy_node_stat): Likewise.
2234         * tree.h (allocate_decl_uid): Declare.
2235         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2236         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2237         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2238         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2239         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2240         (struct heapvar_map): Likewise.
2241         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2242         heapvar_insert): Likewise.
2243         (make_heapvar_for): Rename to ...
2244         (make_heapvar): ... this.  Simplify.
2245         (fake_var_decl_obstack): New global var.
2246         (build_fake_var_decl): New function.
2247         (make_constraint_from_heapvar): Adjust.
2248         (handle_lhs_call): Likewise.
2249         (create_function_info_for): Likewise.
2250         (intra_create_variable_infos): Likewise.
2251         (init_alias_vars): Allocate fake_var_decl_obstack.
2252         (init_alias_heapvars, delete_alias_heapvars): Remove.
2253         (compute_points_to_sets): Do not call init_alias_heapvars.
2254         (ipa_pta_execute): Likewise.
2255         (delete_points_to_sets): Free fake_var_decl_obstack.
2256
2257 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2258
2259         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2260         (si_from_UTItype, si_to_UTItype): New functions.
2261         (__udivmodti4): Use them to implement type-punning.
2262         * config/spu/multi3.c (union qword_TItype): New data type.
2263         (si_from_TItype, si_to_TItype): New functions.
2264         (__multi3): Use them to implement type-punning.
2265
2266 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2267
2268         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2269
2270 2011-04-27  Jan Hubicka  <jh@suse.cz>
2271
2272         * ipa-prop.c (function_insertion_hook_holder): New holder.
2273         (ipa_add_new_function): New function.
2274         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2275         Register/deregister holder.
2276
2277 2011-04-27  Richard Guenther  <rguenther@suse.de>
2278
2279         PR tree-optimization/48772
2280         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2281
2282 2011-04-27  Richard Guenther  <rguenther@suse.de>
2283
2284         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2285         TARGET_MEM_REF handling.
2286
2287 2011-04-27  Nick Clifton  <nickc@redhat.com>
2288
2289         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2290         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2291         (REG_CLASS_NAMES): Likewise.
2292         (REG_CLASS_CONTENTS): Likewise.
2293         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2294         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2295         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2296         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2297         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2298         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2299         duplicate register classes.
2300         (frv_class_likely_spilled_p): Likewise.
2301         (frv_register_move_cost): Likewise.
2302
2303         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2304         end of the regno_reg_class array.
2305
2306 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2307
2308         PR c/48742
2309         * c-typeck.c (build_binary_op): Don't wrap arguments if
2310         int_operands is true.
2311
2312 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2313
2314         PR target/48767
2315         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2316         targetm.calls.must_pass_in_stack for void type.
2317
2318 2011-04-26  Jan Hubicka  <jh@suse.cz>
2319
2320         * cgraphbuild.c (build_cgraph_edges): Update call
2321         of cgraph_create_edge and cgraph_create_indirect_edge.
2322         * cgraph.c (cgraph_create_edge_including_clones,
2323         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2324         cgraph_update_edges_for_call_stmt_node): Do not take nest
2325         argument; do not initialize call_stmt_size/time.
2326         (dump_cgraph_node): Do not dump nest.
2327         (cgraph_clone_edge): Do not take loop_nest argument;
2328         do not propagate it; do not clone call_stmt_size/time.
2329         (cgraph_clone_node): Likewise.
2330         (cgraph_create_virtual_clone): Update.
2331         * cgraph.h (struct cgraph_edge): Remove
2332         call_stmt_size/call_stmt_time/loop_nest.
2333         (cgraph_create_edge, cgraph_create_indirect_edge,
2334         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2335         prototype.
2336         * tree-emutls.c (gen_emutls_addr): Update.
2337         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2338         loop_nest; handle indirect calls, too.
2339         (clone_inlined_nodes): Do not care about updating inline summaries.
2340         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2341         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2342         stream call_stmt_size/call_stmt_time/loop_nest.
2343         * ipa-inline.c (edge_badness): Update.
2344         (ipa_inline): dump summaries after inlining.
2345         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2346         New.
2347         (inline_edge_summary): New function.
2348         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2349         (inline_edge_removal_hook): Handle edge summaries.
2350         (inline_edge_duplication_hook): New hook.
2351         (inline_summary_alloc): Alloc hooks.
2352         (initialize_growth_caches): Do not register removal hooks.
2353         (free_growth_caches); Do not free removal hook.
2354         (dump_inline_edge_summary): New function.
2355         (dump_inline_summary): Use it.
2356         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2357         (inline_update_callee_summaries): New function.
2358         (inline_merge_summary): Use it.
2359         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2360         (read_inline_edge_summary): New function.
2361         (inline_read_section): Use it.
2362         (write_inline_edge_summary): New function.
2363         (inline_write_summary): Use it.
2364         (inline_free_summary): Free edge new holders.
2365         * tree-inline.c (copy_bb): Update.
2366
2367 2011-04-26  Jason Merrill  <jason@redhat.com>
2368
2369         * tree-eh.c (lower_try_finally_switch): Create the label along with
2370         the CASE_LABEL_EXPR.
2371
2372 2011-04-26  David S. Miller  <davem@davemloft.net>
2373             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2374
2375         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2376         * configure: Regenerate.
2377
2378 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2379
2380         PR target/48258
2381         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2382         reduction.
2383         (VEC_reduc): New code iterator and splitters for vector reduction.
2384         (VEC_reduc_name): Ditto.
2385         (VEC_reduc_rtx): Ditto.
2386         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2387         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2388
2389         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2390         support for extracting SF on VSX.
2391
2392         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2393         generating xscvspdp.
2394         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2395         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2396         double add, minimum, maximum vector reduction.
2397         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2398         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2399         optimize double vector reduction.
2400         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2401
2402 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2403
2404         * config/fr30/fr30.h (inhibit_libc): Don't define.
2405         * config/m32r/m32r-protos.h: Correct comment.
2406         * config/v850/v850.h (GHS_default_section_names,
2407         GHS_current_section_names): Use tree, not union tree_node *.
2408
2409 2011-04-26  Xinliang David Li  <davidxl@google.com>
2410
2411         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2412         * c-family/c-opts.c (c_common_handle_option): Set
2413         warn_maybe_uninitialized.
2414         * opts.c (common_handle_option): Ditto.
2415         * common.opt:  New option.
2416         * tree-ssa.c (warn_uninit): Add one more parameter.
2417         (warn_uninitialized_var): Pass warning code.
2418         * tree-flow.h: Interface change.
2419
2420
2421 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2422
2423         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2424         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2425         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2426
2427 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2428
2429         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2430         * config/mips/mips.opt (mmips-tfile): Remove.
2431
2432         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2433         mips-tdump reference to ...
2434         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2435         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2436         reference by Tru64 UNIX.
2437
2438 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2439
2440         PR debug/48768
2441         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2442         is error_mark_node, set value to NULL.
2443
2444         PR tree-optimization/48734
2445         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2446         if return value from maybe_fold_*_comparsions isn't something
2447         the code is prepared to handle.
2448
2449 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
2450
2451         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
2452         mode check.
2453         (ext_QIreg_nomode_operands): Remove.
2454         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
2455         (*andsi_1): Ditto.
2456         (*andhi_1): Ditto.
2457
2458 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
2459
2460         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
2461
2462 2011-04-26  Richard Guenther  <rguenther@suse.de>
2463
2464         * c-typeck.c (build_unary_op): Do not expand array-refs via
2465         pointer arithmetic.  Only adjust qualifiers for function types.
2466
2467 2011-04-26  Richard Guenther  <rguenther@suse.de>
2468
2469         PR middle-end/48694
2470         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
2471         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
2472         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
2473         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
2474
2475 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
2476
2477         * c-family/c-common.c (struct c_common_resword): Add __underlying_type.
2478         * c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
2479         * doc/extend.texi: Document __underlying_type.
2480
2481 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
2482
2483         * config/rs6000/titan.md (automata_option "progress"): Remove.
2484
2485 2011-04-25  Jeff Law  <law@redhat.com>
2486
2487         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
2488
2489 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
2490
2491         * system.h (ENUM_BITFIELD): Remove.
2492
2493 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
2494             Eric Botcazou  <ebotcazou@adacore.com>
2495
2496         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
2497         for STORE_FLAG_VALUE==-1 case.
2498
2499 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
2500
2501         PR target/43804
2502         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
2503         LEGITIMATE_PIC_OPERAND_P.
2504
2505 2011-04-24  Jan Hubicka  <jh@suse.cz>
2506
2507         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
2508         WPA hack.
2509         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
2510         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
2511         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
2512         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
2513         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
2514         Sanity check predicate length.
2515         (remap_predicate): Likewise; sanity check jump functions.
2516         (inline_read_section, inline_write_summary): Sanity check
2517         predicate length.
2518
2519 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
2520
2521         PR other/48748
2522         * doc/extend.texi (Type Traits): Document __is_standard_layout,
2523         __is_literal_type, and __is_trivial; update throughout about
2524         possibly cv-qualified void types.
2525
2526 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
2527
2528         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
2529         testsuite and make it version agnostic.
2530
2531 2011-04-22  Jan Hubicka  <jh@suse.cz>
2532
2533         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
2534
2535 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
2536
2537         PR c/48685
2538         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2539         to VOID_TYPE even around MODIFY_EXPR.
2540
2541 2011-04-22  Mike Stump  <mikestump@comcast.net>
2542
2543         * gensupport.c (read_md_rtx): Fix typo in comment.
2544         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
2545         comment.
2546
2547 2011-04-22  Jan Hubicka  <jh@suse.cz>
2548
2549         * gengtype.c (open_base_files): Add ipa-inline.h include.
2550         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
2551         ipa-prop.c; update all uses.
2552         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2553         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2554         merge summary of inlined function into former caller.
2555         * ipa-inline.c (max_benefit): Remove.
2556         (edge_badness): Compensate for removal of benefits.
2557         (update_caller_keys): Use
2558         reset_node_growth_cache/reset_edge_growth_cache.
2559         (update_callee_keys): Likewise.
2560         (update_all_callee_keys): Likewise.
2561         (inline_small_functions): Do not collect max_benefit; do not reset
2562         estimated_growth; call free_growth_caches and initialize_growth_caches.
2563         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2564         struct size_time_entry): New structures.
2565         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2566         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2567         and estimated_growth.
2568         (edge_growth_cache_entry): New structure.
2569         (node_growth_cache, edge_growth_cache): New global vars.
2570         (estimate_growth): Turn into inline.
2571         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2572         initialize_growth_caches, free_growth_caches): Declare.
2573         (estimate_edge_growth): Rewrite.
2574         (estimate_edge_time): Implement as inline cache lookup.
2575         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2576         functions.
2577         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2578         (NUM_CONDITIONS): New constant.
2579         (predicate_conditions): New enum.
2580         (IS_NOT_CONSTANT): New constant.
2581         (edge_removal_hook_holder): New var.
2582         (node_growth_cache, edge_growth_cache): New global vars.
2583         (true_predicate, single_cond_predicate, false_predicate,
2584         not_inlined_predicate, add_condition, add_clause, and_predicates,
2585         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2586         dump_clause, dump_predicate, account_size_time,
2587         evaulate_conditions_for_edge): New functions.
2588         (inline_summary_alloc): Move to heap.
2589         (inline_node_removal_hook): Clear condition and entry vectors.
2590         (inline_edge_removal_hook): New function.
2591         (initialize_growth_caches, free_growth_caches): New function.
2592         (dump_inline_summary): Update.
2593         (edge_execution_predicate): New function.
2594         (will_be_nonconstant_predicate): New function.
2595         (estimate_function_body_sizes): Compute BB and constantness predicates.
2596         (compute_inline_parameters): Do not clear estimated_growth.
2597         (estimate_edge_size_and_time): New function.
2598         (estimate_calls_size_and_time): New function.
2599         (estimate_callee_size_and_time): New function.
2600         (remap_predicate): New function.
2601         (inline_merge_summary): New function.
2602         (do_estimate_edge_time): New function based on...
2603         (estimate_edge_time): ... this one.
2604         (do_estimate_edge_growth): New function.
2605         (do_estimate_growth): New function based on....
2606         (estimate_growth): ... this one.
2607         (inline_analyze_function): Analyze after deciding on jump functions.
2608         (inline_read_section): New function.
2609         (inline_read_summary): Use it.
2610         (inline_write_summary): Write all the new data.
2611         * ipa-prop.c (ipa_get_param_decl_index): Export.
2612         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2613         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2614         Declare.
2615         (ipa_get_lattice): Move here from ipa-cp.c
2616         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2617         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2618         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2619         cgraph_edge_inlinable_p): Remove.
2620         * cgraphunit.c: Include ipainline.h
2621         (cgraph_process_new_functions): Update call of
2622         compute_inline_parameters.
2623
2624 2011-04-22  Richard Guenther  <rguenther@suse.de>
2625
2626         * tree.c (build_int_cst): Properly create canonicalized integer
2627         constants.
2628         (build_int_cst_type): Remove scary comments.
2629
2630 2011-04-22  Xinliang David Li  <davidxl@google.com>
2631
2632         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2633         by default when -Wno-error is not specified.
2634         * opts-global.c (decode_options): Remove call to
2635         control_warning_options.
2636
2637 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2638
2639         PR tree-optimization/48717
2640         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2641         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2642
2643 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
2644
2645         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
2646         definition where used.
2647
2648 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2649
2650         PR c/48716
2651         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2652         TREE_STATIC variables declared inside of some OpenMP construct.
2653
2654 2011-04-22  Martin Jambor  <mjambor@suse.cz>
2655
2656         PR middle-end/48585
2657         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
2658
2659 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
2660
2661         PR c/36750
2662         * c-typeck.c (pop_init_level): Do not warn about initializing
2663         with ` = {0}'.
2664
2665 2011-04-22  Alan Modra  <amodra@gmail.com>
2666
2667         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
2668         when returning call_cookie.
2669         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
2670         pointers, to functions with no more vector args than the current
2671         function, and some non-local calls for ABI_V4.
2672         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
2673         sibcall_nonlocal_aix64): Combine to ..
2674         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
2675         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
2676         (sibcall_value_nonlocal_aix<mode>): ..likewise.
2677         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
2678         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
2679         operand.
2680         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
2681         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
2682         sibcall_value_symbolic_64): Delete.
2683
2684 2011-04-21  Xinliang David Li  <davidxl@google.com>
2685
2686         * cgraph.h: Remove pid.
2687         * cgraph.c: Remove pid.
2688         * value-prof.c (init_node_map): New function.
2689         (del_node_map): New function.
2690         (find_func_by_funcdef_no): New function.
2691         (gimple_ic_transform): Call new function.
2692         * cgraphunit.c (cgraph_finalize_function): Remove pid.
2693         * function.c (get_last_funcdef_no): New function.
2694         * function.h (get_last_funcdef_no): New function.
2695         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
2696         to libgcov function.
2697         (tree-profiling): Call node map init and delete function.
2698
2699 2011-04-21  Ian Lance Taylor  <iant@google.com>
2700
2701         * godump.c (go_format_type): Use exported Go name for anonymous
2702         field name.
2703
2704 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2705
2706         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
2707         Call builtin_function_type_list instead of builtin_function_type.
2708         (UNARY, BINARY, TRINARY, QUAD): Likewise.
2709
2710 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2711
2712         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
2713         build_function_type_list instead of build_function_type.
2714         Delete variable `endlink'.
2715
2716 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2717
2718         * config/s390/s390.c (s390_init_builtins): Call
2719         build_function_type_list instead of build_function_type.
2720
2721 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2722
2723         * config/ia64/ia64.c (ia64_init_builtins): Call
2724         build_function_type_list instead of builtin_function_type.
2725
2726 2011-04-21  Easwaran Raman  <eraman@google.com>
2727
2728         * cfgexpand.c (stack_var): Remove OFFSET...
2729         (add_stack_var): ...and its reference here...
2730         (expand_stack_vars): ...and here.
2731         (stack_var_cmp): Sort by descending order of size.
2732         (partition_stack_vars): Change heuristic.
2733         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
2734         (dump_stack_var_partition): Add newline after each partition.
2735
2736 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
2737             Jeff Law  <law@redhat.com>
2738
2739         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
2740         * gengtype.c (matching_file_name_substitute): Likewise.
2741
2742 2011-04-21  Richard Guenther  <rguenther@suse.de>
2743
2744         PR lto/48703
2745         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
2746
2747 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
2748
2749         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2750
2751 2011-04-21  Richard Guenther  <rguenther@suse.de>
2752
2753         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
2754         file name.
2755
2756 2011-04-21  Richard Guenther  <rguenther@suse.de>
2757
2758         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2759         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
2760         Use DECL_P, not SSA_VAR_P.
2761         (ptr_derefs_may_alias_p): Likewise.
2762         (ptr_deref_may_alias_ref_p_1): Likewise.
2763         (decl_refs_may_alias_p): Likewise.
2764         (refs_may_alias_p_1): Likewise.
2765         (ref_maybe_used_by_call_p_1): Likewise.
2766         (call_may_clobber_ref_p_1): Likewise.
2767         (indirect_ref_may_alias_decl_p): Assume indirect refrences
2768         are either MEM_REF or TARGET_MEM_REF.
2769         (indirect_refs_may_alias_p): Likewise.
2770         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
2771         for MEM_EXPR of indirect calls.
2772
2773 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2774
2775         * vmsdbgout.c (write_srccorr): Compute file length from the string.
2776         (dst_file_info_struct): Remove flen field.
2777         (lookup_filename): Remove code that set flen field.
2778
2779 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2780
2781         * config/ia64/ia64.c (ia64_start_function): Add a guard.
2782
2783 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
2784
2785         PR target/48708
2786         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2787         vec_extract and vec_concat for non-SSE4_1 targets.
2788
2789 2011-04-21  Richard Guenther  <rguenther@suse.de>
2790
2791         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
2792         return statements.
2793
2794 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2795
2796         * config/i386/cygming.h (union tree_node, TREE): Don't define or
2797         undefine.
2798         (FILE): Don't undefine.
2799
2800 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2801
2802         * config/alpha/alpha.c (struct machine_function): Use rtx, not
2803         struct rtx_def *.
2804         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
2805         struct rtx_def *.
2806         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
2807         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
2808         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
2809         rtx_def *.
2810         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
2811         definitions where used.
2812         * config/microblaze/microblaze.h (struct microblaze_args): Use
2813         rtx, not struct rtx_def *.
2814         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
2815         rtx_def *.
2816         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
2817         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
2818         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
2819         not struct rtx_def *.
2820         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
2821         struct rtx_def *.
2822         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
2823         rtx_def *.
2824         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
2825
2826 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2827
2828         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
2829         operand_equal_p to compare DR_BASE_ADDRESSes.
2830         (vect_check_interleaving): Likewise.
2831
2832 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2833
2834         PR target/46329
2835         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
2836         for all Neon struct constants.
2837
2838 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2839
2840         * target.def (legitimate_constant_p): New hook.
2841         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
2842         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
2843         * doc/tm.texi: Regenerate.
2844         * hooks.h (hook_bool_mode_rtx_true): Declare.
2845         * hooks.c (hook_bool_mode_rtx_true): Define.
2846         * system.h (LEGITIMATE_CONSTANT_P): Poison.
2847         * calls.c (precompute_register_parameters): Replace uses of
2848         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
2849         (emit_library_call_value_1): Likewise.
2850         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
2851         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
2852         * ira-costs.c (scan_one_insn): Likewise.
2853         * recog.c (general_operand, immediate_operand): Likewise.
2854         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
2855         * reload1.c (init_eliminable_invariants): Likewise.
2856
2857         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
2858         mode argument.
2859         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
2860         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
2861         argument.
2862         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2863         * config/alpha/predicates.md (input_operand): Update call to
2864         alpha_legitimate_constant_p.
2865
2866         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
2867         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
2868         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
2869         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2870         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
2871         (arm_legitimate_constant_p): New functions.
2872         (arm_cannot_force_const_mem): Make static.
2873
2874         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
2875
2876         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
2877         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
2878         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
2879         instead of bfin_legitimate_constant_p.
2880         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
2881         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2882
2883         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
2884
2885         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
2886
2887         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
2888         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
2889         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2890         (frv_legitimate_constant_p): Make static.  Add a mode argument.
2891
2892         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
2893         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
2894         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
2895
2896         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
2897         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
2898         * config/i386/i386.c (legitimate_constant_p): Rename to...
2899         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
2900         argument.
2901         (ix86_cannot_force_const_mem): Update accordingly.
2902         (ix86_legitimate_address_p): Likewise.
2903         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2904         * config/i386/i386.md: Update commentary.
2905
2906         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
2907         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
2908         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2909         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
2910
2911         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
2912
2913         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
2914         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
2915         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2916         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
2917
2918         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
2919         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
2920         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
2921
2922         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
2923         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2924         (m32r_legitimate_constant_p): New function.
2925
2926         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
2927         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
2928         LEGITIMATE_CONSTANT_P.
2929         (LEGITIMATE_CONSTANT_P): Delete.
2930         * config/m68k/m68k.c (m68k_expand_prologue): Call
2931         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
2932         (m68k_legitimate_constant_p): New function.
2933         * config/m68k/m68k.md: Update comments.
2934
2935         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
2936         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2937         (mcore_legitimate_constant_p): New function.
2938
2939         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
2940         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
2941         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
2942         Add a mode argument.
2943         (mep_legitimate_address): Update accordingly.
2944         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2945
2946         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
2947         Delete.
2948         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
2949         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
2950         static.  Check OP's mode for VOIDmode.
2951         (microblaze_legitimate_constant_p): New function.
2952         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2953
2954         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
2955         * config/mips/mips.c (mips_legitimate_constant_p): New function.
2956         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
2957         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2958         * config/mips/predicates.md: Update comments.
2959
2960         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
2961         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
2962         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2963         (mmix_legitimate_constant_p): Make static, return a bool, and take
2964         a mode argument.
2965         (mmix_print_operand_address): Update accordingly.
2966
2967         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
2968         Delete.
2969         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
2970         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
2971         static.  Add a mode argument.
2972         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2973
2974         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
2975
2976         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
2977         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2978         (pa_legitimate_constant_p): New function.
2979
2980         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
2981
2982         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
2983         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2984         (pdp11_legitimate_constant_p): New function.
2985
2986         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
2987         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2988         (rs6000_legitimate_constant_p): New function.
2989
2990         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
2991         (rx_legitimate_constant_p): ...this.
2992         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
2993         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
2994         (rx_legitimate_constant_p): ...this.
2995         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2996         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
2997
2998         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
2999         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
3000         * config/s390/s390.c (legitimate_constant_p): Rename to...
3001         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
3002         and add a mode argument.
3003         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3004
3005         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
3006
3007         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
3008         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3009         (sh_legitimate_constant_p): New function.
3010
3011         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
3012         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
3013         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3014         (legitimate_constant_p): Rename to...
3015         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
3016         argument.
3017         (constant_address_p): Update accordingly.
3018
3019         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
3020         argument and return a bool.
3021         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
3022         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3023         (spu_legitimate_constant_p): Add a mode argument and return a bool.
3024         (spu_rtx_costs): Update accordingly.
3025         * config/spu/predicates.md (vec_imm_operand): Likewise.
3026
3027         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
3028
3029         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
3030         * config/v850/v850.c (v850_legitimate_constant_p): New function.
3031         (TARGET_LEGITIMATE_CONSTANT_P): Define.
3032
3033         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
3034         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
3035         * config/vax/vax.c (legitimate_constant_p): Likewise.
3036
3037         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
3038         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
3039         (xtensa_legitimate_constant_p): New function.
3040
3041 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
3042
3043         * target.def (cannot_force_const_mem): Add a mode argument.
3044         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
3045         * doc/tm.texi: Regenerate.
3046         * hooks.h (hook_bool_mode_rtx_false): Declare.
3047         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
3048         (hook_bool_mode_const_rtx_true): Likewise.
3049         (hook_bool_mode_rtx_false): New function.
3050         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
3051         to be non-VOID.  Update call to cannot_force_const_mem.
3052         (find_reloads): Update accordingly.
3053         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
3054         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
3055         argument.
3056         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3057         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3058         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3059         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3060         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3061         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3062         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3063         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3064         (m68k_cannot_force_const_mem): ...this new function.
3065         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3066         argument.
3067         (mips_const_insns, mips_legitimize_const_move): Update calls.
3068         (mips_secondary_reload_class): Likewise.
3069         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3070         (pa_cannot_force_const_mem): ...this new function.
3071         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3072         (rs6000_cannot_force_const_mem): ...this new function.
3073         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3074         argument.
3075         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3076         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3077         to...
3078         (xtensa_cannot_force_const_mem): ...this new function.
3079
3080 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3081
3082         * config/mips/mips.c (mips16_build_function_stub): Call
3083         build_function_type_list instead of build_function_type.
3084         (mips16_build_call_stub): Likewise.
3085
3086 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3087
3088         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3089         instead of build_function_type.
3090
3091 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3092
3093         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3094         instead of build_function_type.
3095
3096 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3097
3098         PR target/48678
3099         * config/i386/i386.md (insv): Change operand 0 constraint to
3100         "register_operand".  Change operand 1 and 2 constraint to
3101         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3102         * config/i386/sse.md (sse4_1_pinsrb): Export.
3103         (sse2_pinsrw): Ditto.
3104         (sse4_1_pinsrd): Ditto.
3105         (sse4_1_pinsrq): Ditto.
3106         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3107         * config/i386/i386.c (ix86_expand_pinsr): New.
3108
3109 2011-04-20  Easwaran Raman  <eraman@google.com>
3110
3111         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3112         containing union type only with -fstrict-aliasing.
3113
3114 2011-04-20  Jim Meyering  <meyering@redhat.com>
3115
3116         Remove useless if-before-free tests.
3117         * calls.c (expand_call, save_area): Likewise.
3118         * cfgcleanup.c (try_forward_edges): Likewise.
3119         * collect2.c (collect_execute): Likewise.
3120         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3121         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3122         * coverage.c (coverage_checksum_string): Likewise.
3123         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3124         * cselib.c (cselib_init): Likewise.
3125         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3126         (df_set_clean_cfg): Likewise.
3127         * function.c (free_after_compilation): Likewise.
3128         * gcc.c (do_spec_1, main): Likewise.
3129         * gcov.c (create_file_names): Likewise.
3130         * gensupport.c (identify_predicable_attribute): Likewise.
3131         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3132         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3133         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3134         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3135         * ipa-pure-const.c (local_pure_const): Likewise.
3136         * ipa-reference.c (propagate): Likewise.
3137         * ira-costs.c (free_ira_costs): Likewise.
3138         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3139         * matrix-reorg.c (mat_free): Likewise.
3140         * prefix.c (get_key_value): Likewise.
3141         * profile.c (compute_value_histograms): Likewise.
3142         * reload1.c (free_reg_equiv): Likewise.
3143         * sched-deps.c (free_deps): Likewise.
3144         * sel-sched-ir.c (fence_clear): Likewise.
3145         * sese.c (set_rename, if_region_set_false_region): Likewise.
3146         * tree-data-ref.c (free_rdg): Likewise.
3147         * tree-eh.c (lower_try_finally): Likewise.
3148         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3149         * tree-ssa-live.c (delete_var_map): Likewise.
3150         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3151         * tree-ssa-pre.c (phi_trans_add): Likewise.
3152
3153 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3154
3155         PR tree-optimization/48611
3156         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3157         beyond ERT_MUST_NOT_THROW region.
3158
3159 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3160
3161         * config/mips/mips.opt (mfix-24k): New.
3162         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3163         * config/mips/mips.md (length): Increase by 4 for stores if
3164         fixing 24K errata.
3165         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3166         all noreorder if fixing 24K errata.
3167         * doc/invoke.texi: Document mfix-24k.
3168
3169 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3170
3171         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3172         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3173
3174 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3175
3176         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3177         (const_ok_for_op): ... to here.
3178
3179 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3180
3181         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3182         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3183
3184 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3185
3186         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3187
3188 2011-04-20  Richard Guenther  <rguenther@suse.de>
3189
3190         PR tree-optimization/47892
3191         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3192         are if-convertible.
3193
3194 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3195
3196         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3197
3198 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3199
3200         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3201
3202 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3203
3204         PR target/18145
3205
3206         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3207         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3208         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3209         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3210         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3211
3212         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3213         New prototype.
3214
3215         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3216         (avr_asm_named_section, avr_asm_output_aligned_common,
3217         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3218         New functions to update...
3219         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3220         (avr_asm_init_sections): Overwrite section callbacks for
3221         data_section, bss_section.
3222         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3223         from here to...
3224         (avr_file_end): ...here.
3225
3226 2011-04-20  Richard Guenther  <rguenther@suse.de>
3227
3228         PR middle-end/48695
3229         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3230         objects and types here.  Adjust for their offset before comparing.
3231
3232 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3233
3234         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3235         statement per copy.
3236
3237 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3238
3239         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3240         (GIMPLE_H): Include $(INTERNAL_FN_H).
3241         (OBJS-common): Add internal-fn.o.
3242         (internal-fn.o): New rule.
3243         * internal-fn.def: New file.
3244         * internal-fn.h: Likewise.
3245         * internal-fn.c: Likewise.
3246         * gimple.h: Include internal-fn.h.
3247         (GF_CALL_INTERNAL): New gf_mask.
3248         (gimple_statement_call): Put fntype into a union with a new
3249         internal_fn field.
3250         (gimple_build_call_internal): Declare.
3251         (gimple_build_call_internal_vec): Likewise.
3252         (gimple_call_same_target_p): Likewise.
3253         (gimple_call_internal_p): New function.
3254         (gimple_call_internal_fn): Likewise.
3255         (gimple_call_fntype): Return null for internal calls.
3256         (gimple_call_set_fntype): Assert that the function is not internal.
3257         (gimple_call_set_fn): Likewise.
3258         (gimple_call_set_fndecl): Likewise.
3259         (gimple_call_set_internal_fn): New function.
3260         (gimple_call_addr_fndecl): Handle null functions.
3261         (gimple_call_return_type): Likewise null types.
3262         * gimple.c (gimple_build_call_internal_1): New function.
3263         (gimple_build_call_internal): Likewise.
3264         (gimple_build_call_internal_vec): Likewise.
3265         (gimple_call_same_target_p): Likewise.
3266         (gimple_call_flags): Handle calls to internal functions.
3267         (gimple_call_fnspec): New function.
3268         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3269         (gimple_has_side_effects): Handle null functions.
3270         (gimple_rhs_has_side_effects): Likewise.
3271         (gimple_call_copy_skip_args): Handle calls to internal functions.
3272         * cfgexpand.c (expand_call_stmt): Likewise.
3273         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3274         * gimple-fold.c (gimple_fold_call): Handle null functions.
3275         (gimple_fold_stmt_to_constant_1): Don't fold
3276         calls to internal functions.
3277         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3278         functions.
3279         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3280         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3281         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3282         (do_warn_unused_result): Likewise.
3283         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3284         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3285         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3286         the target of a call.
3287         (initialize_hash_element): Update accordingly.
3288         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3289         (iterative_hash_hashable_expr): Handle calls to internal functions.
3290         (print_expr_hash_elt): Likewise.
3291         * tree-ssa-pre.c (can_value_number_call): Likewise.
3292         (eliminate): Handle null functions.
3293         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3294         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3295         (find_func_aliases): Likewise.
3296         * value-prof.c (gimple_ic_transform): Likewise.
3297         (gimple_indirect_call_to_profile): Likewise.
3298         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3299         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3300
3301 2011-04-19  Jan Hubicka  <jh@suse.cz>
3302
3303         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3304         * ipa-inline.c (inline_small_functions): Compute summaries first,
3305         populate heap later.
3306
3307 2011-04-19  Jan Hubicka  <jh@suse.cz>
3308
3309         * cgraph.h (save_inline_function_body): Remove.
3310         * ipa-inline-transform.c: New file, broke out of...
3311         * ipa-inline.c: ... this one; Update toplevel comment.
3312         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3313         make global.
3314         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3315         (cgraph_mark_inline_edge): Rename to inline_call; move to
3316         ipa-inline-transform.c.
3317         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3318         move to ipa-inline-transform.c
3319         (recursive_inlining, inline_small_functions, flatten_function,
3320         ipa_inline, inline_always_inline_functions,
3321         early_inline_small_functions): Update.
3322         (inline_transform): Move to ipa-inline-transform.c.
3323         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3324         Declare.
3325         * Makefile.in (ipa-inline-transform.o): New file.
3326         * cgraphunit.c (save_inline_function_body): Move to
3327         ipa-inline-transform.c
3328
3329 2011-04-19  DJ Delorie  <dj@redhat.com>
3330
3331         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3332         registers if we already know there aren't any.
3333         (m32c_emit_epilogue): Don't emit a barrier here.
3334         (m32c_emit_eh_epilogue): Likewise.
3335         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3336         operands at expand time.
3337         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3338         int" wchar type.
3339         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3340         duplicates.  Provide aliases instead.
3341         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3342         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3343         the compiler.
3344
3345 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3346
3347         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3348         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3349         (general_or_i64_p, sparc_register_move_cost): New function.
3350
3351 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3352
3353         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3354         Add lynx, mipssde.  Sort table.
3355
3356 2011-04-19  Xinliang David Li  <davidxl@google.com>
3357
3358         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3359         not negative.
3360
3361 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3362
3363         PR target/48678
3364         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3365         is a SUBREG with non-MODE_INT mode inside of it.
3366
3367 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3368
3369         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3370         also according to actual contants.
3371         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3372         (gimple_fold_call): Use it.
3373         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3374
3375 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3376
3377         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3378         non-pointer assignments.
3379
3380 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3381
3382         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3383         account anc_offset and otr_type from the indirect edge info.
3384         * ipa-prop.c (get_ancestor_addr_info): New function.
3385         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3386         get_ancestor_addr_info, call it.
3387         (ipa_note_param_call): Do not initialize information about polymorphic
3388         calls, return the indirect call graph edge.  Remove the last
3389         parameter, adjust all callers.
3390         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3391         parameters.  Initialize polymorphic information in the indirect edge.
3392
3393 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3394
3395         PR lto/48148
3396         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3397         the types if they have different enumeration identifiers.
3398
3399 2011-04-19  Jan Hubicka  <jh@suse.cz>
3400
3401         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3402         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3403         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3404         (optimize_function_for_size_p) ... here.
3405
3406 2011-04-19  Richard Guenther  <rguenther@suse.de>
3407
3408         PR lto/48207
3409         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3410         langhook.
3411
3412 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3413
3414         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3415         if DECL_NO_INLINE_WARNING_P is set on the function.
3416
3417 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3418
3419         PR fortran/47976
3420         * reload1.c (inc_for_reload): Return void. All callers changed.
3421         (emit_input_reload_insns): Don't try to delete previous output
3422         reloads to a register, or record spill_reg_store for autoincs.
3423
3424 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3425
3426         * gengtype.h: Updated copyright year.
3427         (struct input_file_st): Add inpisplugin field.
3428         (type_fileloc): New function.
3429         * gengtype.c
3430         (write_typed_struct_alloc_def): Add gcc_assert.
3431         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3432         (write_typed_alloc_defns): Don't output for plugin files.
3433         (input_file_by_name): Clear inpisplugin field.
3434         (main): Set inpisplugin field for plugin files.
3435
3436 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3437
3438         * gengtype-state.c (string_eq): New.
3439         (read_state): Use string_eq instead of strcmp when creating the
3440         state_ident_tab.
3441
3442 2011-04-19  Wei Guozhi  <carrot@google.com>
3443
3444         PR target/47855
3445         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3446         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3447         linkage.
3448         * config/arm/constraints.md (Uu): New constraint.
3449         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
3450
3451 2011-04-19  Tristan Gingold  <gingold@adacore.com>
3452
3453         * config.gcc (-*-*-*vms): Added.
3454         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
3455         definitions moved.
3456         * config/vms/vms-ld.c: New file.
3457         * config/vms/vms-ar.c: New file.
3458         * config/vms/t-vmsnative: New file.
3459
3460 2011-04-18  Xinliang David Li  <davidxl@google.com>
3461
3462         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
3463
3464 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3465
3466         PR middle-end/48661
3467         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3468         if TREE_TYPE (v) is non-NULL.
3469
3470         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3471         gimple_get_virt_mehtod_for_binfo.
3472         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3473         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3474         callers.
3475         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3476
3477 2011-04-18  Michael Matz  <matz@suse.de>
3478             Steve Ellcey  <sje@cup.hp.com>
3479
3480         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
3481         use its mode as source mode if it isn't VOIDmode.
3482
3483 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
3484
3485         * doc/passes.texi: Fill crossref nodes.
3486
3487 2011-04-18  Jim Meyering  <meyering@redhat.com>
3488
3489         Fix doubled-word typos in comments and strings
3490         * config/alpha/vms-unwind.h: s/for for/for/
3491         * config/arm/unwind-arm.h: Likewise.
3492         * config/microblaze/microblaze.c: Likewise.
3493         * config/sh/constraints.md: s/in in/in/
3494         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
3495
3496 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
3497
3498         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
3499         (AVX_FLOAT_MODE_P): Ditto.
3500         (AVX128_VEC_FLOAT_MODE_P): Ditto.
3501         (AVX256_VEC_FLOAT_MODE_P): Ditto.
3502         (AVX_VEC_FLOAT_MODE_P): Ditto.
3503         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
3504         (UNSPEC_MASKSTORE): Ditto.
3505         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
3506         Merge from <sse>_movmsk<ssemodesuffix> and
3507         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
3508         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
3509         iterator.
3510         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
3511         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
3512         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
3513
3514 2011-04-18  Jan Hubicka  <jh@suse.cz>
3515
3516         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
3517
3518         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
3519         (want_inline_function_called_once_p): Break out the logic from
3520         ipa_inline.
3521         (edge_badness): Ensure that profile is not misupdated.
3522         (lookup_recursive_calls): Prioritize by call frequencies.
3523         (inline_small_functions): Move program size estimates here;
3524         actually process whole queue even when unit growth has been
3525         met. (to properly compute inline_failed reasons and for the
3526         case unit size decrease.) Revisit comments on recursive inlining.
3527         (ipa_inline): Remove unit summary code; first inline hot calls
3528         of functions called once, cold calls next.
3529         (order, nnodes): Remove unused variables.
3530         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
3531         (GTFILES): Remove ipa-inline.c
3532         * sel-sched.c (fill_insns): Silence uninitialized var warning.
3533
3534 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3535
3536         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3537
3538 2011-04-18  Jie Zhang  <jie@codesourcery.com>
3539             Richard Earnshaw  <rearnsha@arm.com>
3540
3541         * arm.c (neon_builtin_type_bits): Remove.
3542         (typedef enum neon_builtin_mode): New.
3543         (T_MAX): Don't define.
3544         (typedef enum neon_builtin_datum): Remove bits, codes[],
3545         num_vars and base_fcode.  Add mode, code and fcode.
3546         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
3547         VAR10): Change accordingly.
3548         (neon_builtin_data[]): Change accordingly
3549         (arm_init_neon_builtins): Change accordingly.
3550         (neon_builtin_compare): Remove.
3551         (locate_neon_builtin_icode): Remove.
3552         (arm_expand_neon_builtin): Change accordingly.
3553
3554         * arm.h (enum arm_builtins): Move to ...
3555         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3556
3557         * arm.c (arm_builtin_decl): Declare.
3558         (TARGET_BUILTIN_DECL): Define.
3559         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3560         (arm_builtin_decls[]): New.
3561         (arm_init_neon_builtins): Store builtin declarations in
3562         arm_builtin_decls[].
3563         (arm_init_tls_builtins): Likewise.
3564         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3565         (arm_builtin_decl): New.
3566
3567 2011-04-18  Richard Guenther  <rguenther@suse.de>
3568
3569         * tree.c (upper_bound_in_type): Build properly canonicalized
3570         INTEGER_CSTs.
3571         (lower_bound_in_type): Likewise.
3572
3573 2011-04-18  Richard Guenther  <rguenther@suse.de>
3574
3575         * gimple.h (gimple_call_addr_fndecl): New function.
3576         (gimple_call_fndecl): Use it.
3577         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3578         for direct calls.
3579         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3580         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3581
3582 2011-04-18  Richard Guenther  <rguenther@suse.de>
3583
3584         PR middle-end/48650
3585         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3586
3587 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3588
3589         PR lto/48492
3590         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3591         DECL_IN_CONSTANT_POOL without RTL.
3592
3593 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3594             Ira Rosen  <ira.rosen@linaro.org>
3595
3596         PR target/48252
3597         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3598         to match neon_vzip/vuzp/vtrn_internal.
3599         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3600         outputs explicitly dependent on both inputs.
3601         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3602
3603 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3604
3605         PR tree-optimization/48616
3606         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3607         whether the shift is by scalar or vector based on whether all SLP
3608         scalar stmts have the same rhs.
3609
3610 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3611
3612         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3613         memory operands.
3614
3615 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3616
3617         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3618         registers.
3619
3620 2011-04-17  Jan Hubicka  <jh@suse.cz>
3621
3622         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3623         * cgrpahunit.c (cgraph_finalize_function): Do not set
3624         finalized_by_frontend.
3625         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3626         finalized_by_frontend.
3627
3628 2011-04-17  Jan Hubicka  <jh@suse.cz>
3629
3630         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3631         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3632         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3633         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3634         method.
3635         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3636         gimple-fold.c
3637         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
3638
3639 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3640
3641         PR lto/48538
3642         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3643         is non-null before accessing it.
3644         (input_cgraph): Remove trailing spaces.
3645
3646 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3647
3648         * params.def (sms-min-sc): New param flag.
3649         * modulo-sched.c (sms_schedule): Use it.
3650         * doc/invoke.texi (sms-min-sc): Document it.
3651
3652 2011-04-17  Jan Hubicka  <jh@suse.cz>
3653
3654         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
3655         present, also set gimple_call_set_cannot_inline.
3656         * ipa-inline.c: Update toplevel comment.
3657         (MAX_TIME): Remove.
3658         (cgraph_clone_inlined_nodes): Fix linebreaks.
3659         (cgraph_check_inline_limits): Restructure to ...
3660         (caller_growth_limits): ... this one; be more tolerant
3661         on growth in nested inline chains; add explanatory comment;
3662         fix stack accounting thinko introduced by previous patch.
3663         (cgraph_default_inline_p): Remove.
3664         (report_inline_failed_reason): New function.
3665         (can_inline_edge_p): New function.
3666         (can_early_inline_edge_p): New function.
3667         (leaf_node_p): Move upwards in file.
3668         (want_early_inline_function_p): New function.
3669         (want_inline_small_function_p): New function.
3670         (want_inline_self_recursive_call_p): New function.
3671         (cgraph_edge_badness): Rename to ...
3672         (edge_badness) ... this one; fix linebreaks.
3673         (update_edge_key): Update call of edge_baddness; add
3674         detailed dump about queue updates.
3675         (update_caller_keys): Use can_inline_edge_p and
3676         want_inline_small_function_p.
3677         (cgraph_decide_recursive_inlining): Rename to...
3678         (recursive_inlining): Use can_inline_edge_p and
3679         want_inline_self_recursive_call_p; simplify and remove no longer
3680         valid FIXME.
3681         (cgraph_set_inline_failed): Remove.
3682         (add_new_edges_to_heap): Use can_inline_edge_p and
3683         want_inline_small_function_p.
3684         (cgraph_decide_inlining_of_small_functions): Rename to ...
3685         (inline_small_functions): ... this one; cleanup; use
3686         can/want predicates; cleanup debug ouput; work edges till fibheap
3687         is exhausted and do not stop once unit growth is reached; remove
3688         later loop processing remaining edges.
3689         (cgraph_flatten): Rename to ...
3690         (flatten_function): ... this one; use can_inline_edge_p
3691         and can_early_inline_edge_p predicates.
3692         (cgraph_decide_inlining): Rename to ...
3693         (ipa_inline): ... this one; remove unreachable nodes before
3694         inlining functions called once; simplify the pass.
3695         (cgraph_perform_always_inlining): Rename to ...
3696         (inline_always_inline_functions): ... this one; use
3697         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
3698         (cgraph_decide_inlining_incrementally): Rename to ...
3699         (early_inline_small_functions): ... this one; simplify
3700         using new predicates; cleanup; make dumps prettier.
3701         (cgraph_early_inlining): Rename to ...
3702         (early_inliner): newer inline regular functions into always-inlines;
3703         fix updating of call stmt summaries.
3704         (pass_early_inline): Update for new names.
3705         (inline_transform): Fix formating.
3706         (gate_cgraph_decide_inlining): Rename to ...
3707         (pass_ipa_inline): ... this one.
3708         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
3709         * ipa-inline-analysis.c (dump_inline_summary): Update.
3710         (compute_inline_parameters): Do not compute disregard_inline_limits;
3711         look for mismatching arguments.
3712         (estimate_growth): Fix handlig of non-trivial self recursion.
3713         (inline_read_summary): Do not read info->disregard_inline_limits.
3714         (inline_write_summary): Do not write info->disregard_inline_limits.
3715         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
3716         and move all checks into can_inline_edge_p predicate; re-enable code
3717         comparing optimization levels.
3718         (expand_call_inline): Do not test inline_forbidden_into_p.
3719         * Makefile.in (ipa-inline.o): Update arguments.
3720
3721 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3722
3723         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
3724
3725 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3726
3727         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
3728
3729 2011-04-17  Michael Matz  <matz@suse.de>
3730
3731         PR tree-optimization/48622
3732         PR lto/48645
3733         * ipa-inline-analysis.c (inline_read_summary): Read size/time
3734         in same order as they're written.
3735
3736 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3737
3738         * config/pa/predicates.md: Reorganize and simplify predicates.
3739         Eliminate duplicate code checks.
3740         (arith_operand): Rename to arith14_operand
3741         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
3742         * config/pa/pa.md: Use renamed operands.
3743         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
3744         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
3745         arith11_operand, adddi3_operand, indexed_memory_operand,
3746         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
3747         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
3748         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
3749         move_dest_operand, move_src_operand, prefetch_cc_operand,
3750         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
3751         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
3752         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
3753         div_operand, int5_operand, movb_comparison_operator,
3754         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
3755         arith_double_operand, ireg_operand, lhs_lshift_operand,
3756         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
3757         integer_store_memory_operand): Likewise.
3758         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
3759         (integer_store_memory_operand, read_only_operand,
3760         function_label_operand, borx_reg_operand,
3761         non_hard_reg_operand): Likewise.
3762         (eq_neq_comparison_operator): Delete unused operator.
3763         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
3764         function_label_operand.
3765         (emit_move_sequence): Likewise.
3766
3767 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3768
3769         * config/i386/sse.md (sseunpackmode): New mode attribute.
3770         (ssepackmode): Ditto.
3771         (vec_pack_trunc_<mode>): Macroize expander from
3772         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
3773         (vec_unpacks_lo_<mode>): Macroize expander from
3774         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3775         (vec_unpacks_hi_<mode>): Macroize expander from
3776         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3777         (vec_unpacku_lo_<mode>): Macroize expander from
3778         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3779         (vec_unpacku_hi_<mode>): Macroize expander from
3780         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3781         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
3782         ix86_expand_sse4_unpack.
3783         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
3784
3785 2011-04-16  Jan Hubicka  <jh@suse.cz>
3786
3787         * cgraphbuild.c: Include ipa-inline.h.
3788         (reset_inline_failed): Use initialize_inline_failed.
3789         * cgraph.c: Include ipa-inline.h.
3790         (cgraph_create_node_1): Do not initialize estimated_growth.
3791         (initialize_inline_failed): More to ipa-inline-analysis.c
3792         (dump_cgraph_node): Do not dump inline flags.
3793         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
3794         and disregard_inline_limits flags.
3795         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
3796         time, size, estimated_growth.
3797         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
3798         Update.
3799         * cgraphunit.c (cgraph_decide_is_function_needed): Use
3800         DECL_DISREGARD_INLINE_LIMITS.
3801         (cgraph_analyze_function): Do not initialize
3802         node->local.disregard_inline_limits.
3803         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3804         inlinable, versionable and disregard_inline_limits.
3805         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3806         cgraph_check_inline_limits, cgraph_default_inline_p,
3807         cgraph_edge_badness, update_caller_keys, update_callee_keys,
3808         add_new_edges_to_heap): Update.
3809         (cgraph_decide_inlining_of_small_function): Update; set
3810         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
3811         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
3812         cgraph_decide_inlining_incrementally): Update.
3813         * ipa-inline.h (inline_summary): Add inlinable, versionable,
3814         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
3815         time, size and estimated_growth parameters.
3816         (estimate_edge_growth): Update.
3817         (initialize_inline_failed): Declare.
3818         * ipa-split.c: Include ipa-inline.h
3819         (execute_split_functions): Update.
3820         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
3821         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
3822         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
3823         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
3824         estimated_growth to INT_MIN.
3825         (inline_node_duplication_hook): Likewise.
3826         (dump_inline_summary): Dump new fields.
3827         (compute_inline_parameters): Update.
3828         (estimate_edge_time, estimate_time_after_inlining,
3829         estimate_size_after_inlining, estimate_growth, inline_read_summary,
3830         inline_write_summary):
3831         (initialize_inline_failed): Move here from cgraph.c.
3832         * tree-sra.c: Include ipa-inline.h.
3833         (ipa_sra_preliminary_function_checks): Update.
3834         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
3835         ipa-inline.h.
3836
3837 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3838
3839         * config/i386/sse.md (V16): New mode iterator.
3840         (VI1, VI8): Ditto.
3841         (AVXMODEQI, AVXMODEDI): Remove.
3842         (sse2, sse3): New mode attribute.
3843         (mov<mode>): Use V16 mode iterator.
3844         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
3845         (push<mode>1): Use V16 mode iterator.
3846         (movmisalign<mode>): Ditto.
3847         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3848         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
3849         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3850         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
3851         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
3852         avx_movdqu<avxmodesuffix>.
3853         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
3854         *avx_movdqu<avxmodesuffix>.
3855         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
3856         avx_lddqu<avxmodesuffix>.
3857         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
3858         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
3859         avx_movnt<AVXMODEDI:mode>.
3860         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
3861         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
3862
3863 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
3864
3865         PR target/48629
3866         * haifa-sched.c (prune_ready_list, schedule_block): Use
3867         sched_pressure_p rather than flag_sched_pressure.
3868
3869 2011-04-15  Pat Haugen <pthaugen@us.ibm.com>
3870
3871         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
3872         cgraph_get_node instead of cgraph_get_create_node.
3873
3874 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
3875
3876         * cfgexpand.c (expand_debug_expr): Use
3877         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
3878
3879 2011-04-15  Michael Matz  <matz@suse.de>
3880
3881         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
3882         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
3883         * function.c (gimplify_parameters): Ditto.
3884         * gimplify.c (gimplify_vla_decl): Ditto.
3885
3886         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
3887         (gimple_call_set_alloca_for_var): New inline function.
3888         (gimple_call_alloca_for_var_p): Ditto.
3889         * gimple.c (gimple_build_call_from_tree): Remember
3890         CALL_ALLOCA_FOR_VAR_P state.
3891         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
3892
3893         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
3894         calls if they were for VLA objects.
3895
3896 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3897
3898         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
3899         of ADR_EXPRs.
3900
3901 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3902
3903         PR middle-end/48601
3904         * tree-emutls.c (lower_emutls_function_body): Call
3905         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
3906         result is non-NULL.
3907
3908 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3909
3910         * c-decl.c (detect_field_duplicates): Call
3911         objc_detect_field_duplicates instead of objc_get_interface_ivars.
3912
3913 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
3914
3915         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
3916         * gimple.c (gimple_asm_clobbers_memory_p): Define.
3917         * ipa-pure-const.c (check_stmt): Call it.
3918         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
3919
3920 2011-04-15  Richard Guenther  <rguenther@suse.de>
3921
3922         PR tree-optimization/48290
3923         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
3924         Properly decide inhibiting propagation based on the valueized
3925         operand.  Do loop-closed SSA form preserving here ...
3926         (init_copy_prop): ... not here.
3927
3928 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
3929
3930         PR target/48612
3931         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
3932         (*ieee_smax<mode>3): Likewise.
3933
3934 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3935
3936         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
3937         Replace match_operand with match_dup for the third operand in
3938         these expanders.
3939
3940 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3941
3942         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
3943         to track processing of conditionals.  Update all callers.
3944         (try_combine, simplify_if_then_else): Update.
3945
3946 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3947
3948         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
3949         -fsched-pressure.
3950
3951 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
3952
3953         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
3954         instead of match_operand for operand 3.
3955
3956 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
3957
3958         * recog.h (insn_operand_data): Add an "allows_mem" field.
3959         * genoutput.c (output_operand_data): Initialize it.
3960         * optabs.c (maybe_legitimize_operand_same_code): New function.
3961         (maybe_legitimize_operand): Use it when matching the original
3962         op->value.
3963
3964 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3965
3966         * gimplify.c: Fix issues in comments throughout.
3967         (voidify_wrapper_expr): Fix long line.
3968         (build_stack_save_restore): Likewise.
3969         (gimplify_loop_expr): Likewise.
3970         (gimplify_compound_lval): Likewise.
3971         (gimplify_init_ctor_eval): Likewise.
3972         (gimplify_modify_expr_rhs): Likewise.
3973         (omp_notice_threadprivate_variable): Likewise.
3974
3975 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3976
3977         * cfgexpand.c (expand_call_stmt): Convert the function type to the
3978         original one if this is not a builtin function.
3979
3980 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
3981
3982         PR target/48605
3983         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
3984         offset it as needed based on top 2 bits in operands[3], change
3985         MEM mode to SFmode and mask those 2 bits away from operands[3].
3986
3987 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
3988
3989         * c-parser.c (c_parser_objc_protocol_definition): Updated for
3990         change from objc_declare_protocols() to objc_declare_protocol().
3991
3992 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
3993
3994         * config/i386/sse.md (sse4_1): New mode attribute.
3995         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
3996         avx_blend<ssemodesuffix><avxmodesuffix> and
3997         sse4_1_blend<ssemodesuffix> using VF mode iterator.
3998         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
3999         avx_blendv<ssemodesuffix><avxmodesuffix> and
4000         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
4001         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
4002         avx_dp<ssemodesuffix><avxmodesuffix> and
4003         sse4_1_dp<ssemodesuffix> using VF mode iterator.
4004         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
4005         (sse4_1_packusdw): Merge with *avx_packusdw.
4006         (sse4_1_pblendvb): Merge with *avx_pblendvb.
4007         (sse4_1_pblendw): Merge with *avx_pblendw.
4008         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
4009         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
4010         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
4011         VF mode iterator.
4012         (sse4_1_round<ssescalarmodesuffix>): Merge with
4013         *avx_round<ssescalarmodesuffix>.
4014         (aesenc): Merge with *avx_aesenc.
4015         (aesenclast): Merge with *avx_aesenclast.
4016         (aesdec): Merge with *avx_aesdec.
4017         (aesdeclast): Merge with *avx_aesdeclast.
4018         (pclmulqdq): Merge with *pclmulqdq.
4019         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
4020         New predicate.
4021         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
4022
4023 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
4024
4025         PR middle-end/48608
4026         * cfgexpand.c (get_decl_align_unit): Renamed to ...
4027         (align_local_variable): This.  Update DECL_ALIGN.
4028         (add_stack_var): Updated.
4029         (expand_one_stack_var): Likewise.
4030
4031 2011-04-14  Richard Guenther  <rguenther@suse.de>
4032
4033         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
4034         Remove.
4035         (dse_initialize_block_local_data, dse_leave_block,
4036         record_voperand_set, get_stmt_uid): Likewise.
4037         (dse_possible_dead_store_p): Allow any kind of killing stmt.
4038         (dse_optimize_stmt): Remove voperand set handling code.
4039         Simplify and improve to handle any kind of killing stmt.
4040         (dse_record_phi): Remove.
4041         (dse_enter_block): Simplify.
4042         (tree_ssa_dse): Likewise.
4043         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
4044
4045 2011-04-14  Jan Hubicka  <jh@suse.cz>
4046
4047         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
4048         * cgraph.h (struct inline_summary): Move to ipa-inline.h
4049         (cgraph_local_info): Remove inline_summary.
4050         * ipa-cp.c: Include ipa-inline.h.
4051         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
4052         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
4053         accesor.
4054         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
4055         (input_overwrite_node): Do not set inline summary.
4056         (input_node): Do not stream inline summary.
4057         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4058         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4059         growth; we do not have inline parameters computed for that anyway.
4060         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4061         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4062         (inline_summary_t): New type and VECtor.
4063         (debug_inline_summary, dump_inline_summaries): Declare.
4064         (inline_summary): Use VOCtor.
4065         (estimate_edge_growth): Kill hack computing call stmt size directly.
4066         * lto-section-in.c (lto_section_name): Add inline section.
4067         * ipa-inline-analysis.c: Include lto-streamer.h
4068         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4069         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4070         (inline_summary_vec): Define.
4071         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4072         dump_inline_summaries): New functions.
4073         (estimate_function_body_sizes): Properly compute size/time of outgoing
4074         calls.
4075         (compute_inline_parameters): Alloc inline_summary; do not compute
4076         size/time of incomming calls.
4077         (estimate_edge_time): Avoid missing time summary hack.
4078         (inline_read_summary): Read inline summary info.
4079         (inline_write_summary): Write inline summary info.
4080         (inline_free_summary): Free all hooks and inline summary vector.
4081         * lto-streamer.h: Add LTO_section_inline_summary section.
4082         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4083         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4084
4085 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4086
4087         * tree-vectorizer.h (vect_strided_store_supported): Add a
4088         HOST_WIDE_INT argument.
4089         (vect_strided_load_supported): Likewise.
4090         (vect_permute_store_chain): Return void.
4091         (vect_transform_strided_load): Likewise.
4092         (vect_permute_load_chain): Delete.
4093         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4094         count argument.  Check that the count is a power of two.
4095         (vect_strided_load_supported): Likewise.
4096         (vect_permute_store_chain): Return void.  Update after above changes.
4097         Assert that the access is supported.
4098         (vect_permute_load_chain): Likewise.
4099         (vect_transform_strided_load): Return void.
4100         * tree-vect-stmts.c (vectorizable_store): Update calls after
4101         above interface changes.
4102         (vectorizable_load): Likewise.
4103         (vect_analyze_stmt): Don't check for strided powers of two here.
4104
4105 2011-04-14  Richard Guenther  <rguenther@suse.de>
4106
4107         PR tree-optimization/48590
4108         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4109         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4110         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4111         BUILT_IN_STACK_SAVE.
4112         * tree-ssa-dce.c (propagate_necessity): Handle
4113         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4114
4115 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4116
4117         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4118         objc_declare_class.
4119
4120 2011-04-14  Richard Guenther  <rguenther@suse.de>
4121
4122         * tree.h (get_object_alignment_1): Declare.
4123         * builtins.c (get_object_alignment_1): Split out worker from ...
4124         (get_object_alignment): ... here.
4125         * fold-const.c (get_pointer_modulus_and_residue): Use
4126         get_object_alignment_1.
4127
4128 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4129
4130         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4131         type parameter.
4132         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4133         parameter.  Generalise code to handle arrays as well as vectors.
4134         (vect_setup_realignment): Update accordingly.
4135         * tree-vect-stmts.c (vectorizable_store): Likewise.
4136         (vectorizable_load): Likewise.
4137
4138 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4139
4140         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4141         within the per-copy loop.
4142
4143 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4144
4145         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4146         in the dump file.
4147
4148 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4149
4150         * doc/options.texi (Negative): Explicitly mention that the
4151         Negative chain must be circular.
4152
4153 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4154
4155         * function.h (block_chainon): Declare.
4156         * function.c (block_chainon): Define.
4157
4158 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4159             Eric Weddington  <eric.weddington@atmel.com>
4160             Georg-Johann Lay <avr@gjlay.de>
4161
4162         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4163         New Includes
4164         (avr_init_builtins, avr_expand_builtin,
4165         avr_expand_delay_cycles, avr_expand_unop_builtin,
4166         avr_expand_binop_builtin ): New functions.
4167         (avr_builtin_id): New enum
4168         (struct avr_builtin_description): New struct
4169         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4170         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4171
4172         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4173         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4174         UNSPECV_DELAY_CYCLES): new enumeration values
4175         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4176         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4177         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4178         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4179         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4180         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4181         "fmulsu"): New insns
4182
4183         * config/avr/avr-c.c: fix line endings
4184         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4185         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4186         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4187         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4188         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4189
4190         * doc/extend.texi (AVR Built-in Functions): New node
4191         (Target Builtins): Add documentation of AVR
4192         built-in functions.
4193
4194 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4195
4196         PR target/44643
4197         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4198         alone. Error if non-const data has attribute progmem.
4199
4200 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4201
4202         * tree.h (struct tree_constructor): Include tree_typed instead of
4203         tree_common.
4204         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4205         TS_TYPED instead of TS_COMMON.
4206
4207 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4208
4209         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4210         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4211         (sse2_psadbw): Merge with *avx_psadbw.
4212         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4213         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4214         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4215         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4216         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4217         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4218         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4219         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4220         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4221         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4222         (ssse3_palignrti): Merge with *avx_palignrti.
4223
4224 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4225
4226         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4227         * tree-ssanames.c (fini_ssanames): VEC_free it.
4228         (make_ssa_name_fn): Update for VECness of free_ssanames.
4229         (release_ssa_name, release_dead_ssa_names): Likewise.
4230         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4231         tree_common.
4232         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4233         TS_TYPED instead of TS_COMMON.
4234
4235 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4236
4237         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4238         statistics_counter_event.
4239         * tree-ssa-copyrename.c (stats): Define.
4240         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4241         statistics_counter_event.
4242         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4243         (bswap_stats, widen_mul_stats): Define.
4244         (insert_reciprocals): Increment rdivs_inserted.
4245         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4246         rfuncs_inserted.  Add calls to statistics_counter_event.
4247         (execute_cse_sincos_1): Increment inserted.
4248         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4249         statistics_counter_event.
4250         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4251         of bswap_stats.  Add calls to statistics_counter_event.
4252         (convert_mult_to_widen): Increment widen_mults_inserted.
4253         (convert_plusminus_to_widen): Increment maccs_inserted.
4254         (convert_mult_to_fma): Increment fmas_inserted.
4255         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4256         calls to statistics_counter_event.
4257
4258 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4259
4260         PR rtl-optimization/48455
4261         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4262         `temp_costs->mem_cost'.
4263
4264 2011-04-13  Jan Hubicka  <jh@suse.cz>
4265
4266         * ipa-inline.h: New file.
4267         * ipa-inline-analysis.c: New file. Broken out of ...
4268         * ipa-inline.c: ... this file; update toplevel comment;
4269         include ipa-inline.h
4270         (inline_summary): Move to ipa-inline.h
4271         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4272         ipa-inline-analysis.c.
4273         (cgraph_estimate_time_after_inlining): Rename to
4274         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4275         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4276         to estimate_edge_growth.
4277         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4278         rename to estimate_size_after_inlining.
4279         (cgraph_mark_inline_edge): Update for new naming convention.
4280         (cgraph_check_inline_limits): Likewise.
4281         (cgraph_edge_badness): Likewise.
4282         (cgraph_decide_recursive_inlining): Likewise.
4283         (cgraph_decide_inlining_of_small_functions): Likewise.
4284         (cgraph_decide_inlining_incrementally): Likewise.
4285         (cgraph_estimate_growth): Rename to estimate_growth; move to
4286         ipa-inline-analysis.c.
4287         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4288         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4289         (compute_inline_parameters): Likewise.
4290         (compute_inline_parameters_for_current): Likewise.
4291         (pass_inline_parameters): Likewise.
4292         (inline_indirect_intraprocedural_analysis): Likewise.
4293         (analyze_function): Rename to inline_analyze_function; likewise.
4294         (add_new_function): Move to ipa-inline-analysis.c.
4295         (inline_generate_summary): Likewise.
4296         (inline_read_summary): Likewise.
4297         (inline_write_summary): Likewise.
4298         * Makefile.in (ipa-inline-analysis.c): New file.
4299
4300 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4301
4302         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4303         * configure: Regenerate.
4304
4305 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4306
4307         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4308         instead of tree_common.
4309         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4310         Likewise.
4311         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4312         TS_TYPED rather than TS_COMMON.
4313         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4314
4315 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4316
4317         PR target/45263
4318         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4319         r20 around calls of __tablejump_elpm__
4320
4321 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4322
4323         PR middle-end/48591
4324         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4325         NULL.
4326         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4327
4328 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4329
4330         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4331         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4332         (cfi_vec): New typedef.
4333         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4334         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4335         (cie_cfi_vec): New static variable.
4336         (cie_cfi_head): Delete.
4337         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4338         declaration changed. Use vector rather than list operations.
4339         (new_cfi): Don't initialize the dw_cfi_next field.
4340         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4341         rather than list operations.
4342         (lookup_cfa): Use vector rather than list operations.
4343         (output_cfis): New argument upto. Accept a cfi_vec rather than
4344         a dw_cfi_ref list head as argument. All callers changed.
4345         Iterate over the vector using upto as a maximum index.
4346         (output_all_cfis): New static function.
4347         (output_fde): Use vector rather than list operations. Use the
4348         new upto argument for output_cfis rather than manipulating a
4349         list.
4350         (dwarf2out_begin_prologue): Change initializations to match
4351         new struct members.
4352         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4353         from the vector length rather than searching for the end of a list.
4354         Use output_all_cfis.
4355         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4356
4357 2011-04-13  Nick Clifton  <nickc@redhat.com>
4358
4359         * config/rx/rx.md (movmemsi): Do not use this pattern when
4360         volatile pointers are involved.
4361
4362 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4363
4364         * config/i386/sse.md (pinsrbits): Remove.
4365         (sse2_packsswb): Merge with *avx_packsswb.
4366         (sse2_packssdw): Merge with *avx_packssdw.
4367         (sse2_packuswb): Merge with *avx_packuswb.
4368         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4369         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4370         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4371         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4372         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4373         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4374         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4375         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4376         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4377         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4378         (sse2_loadld): Merge with *avx_loadld.
4379         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4380         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4381         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4382         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4383         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4384
4385 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4386
4387         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4388         calling TREE_CHAIN.
4389         * print-tree.c (print_node): Likewise.
4390         * tree-inline.c (copy_tree_r): Likewise.
4391         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4392         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4393         instead of TS_COMMON.
4394         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4395         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4396         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4397         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4398         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4399         ...and these...
4400         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4401         * tree.h: ...here.
4402         (TREE_CHAIN): Check for a TS_COMMON structure.
4403         (TREE_TYPE): Check for a TS_TYPED structure.
4404
4405 2011-04-12  Pat Haugen <pthaugen@us.ibm.com>
4406
4407         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4408         cgraph_get_create_node instead of cgraph_node.
4409
4410 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4411
4412         * c-parser.c (c_parser_initelt): Updated call to
4413         objc_build_message_expr.
4414         (c_parser_postfix_expression): Likewise.
4415
4416 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4417
4418         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4419         MASK_MS_BITFIELD_LAYOUT bit.
4420
4421 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4422
4423         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4424         assert it is always true.
4425         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4426         moves.
4427
4428 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4429
4430         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4431         compiling Objective-C to be more efficient.
4432
4433 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4434
4435         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4436         argv_copied.
4437
4438 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4439
4440         * recog.h, genoutput.c, optabs.c: Revert last patch.
4441
4442 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4443
4444         PR target/48090
4445         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4446
4447 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4448
4449         * recog.h (insn_operand_data): Add an "allows_mem" field.
4450         * genoutput.c (output_operand_data): Initialize it.
4451         * optabs.c (maybe_legitimize_operand_same_code): New function.
4452         (maybe_legitimize_operand): Use it when matching the original
4453         op->value.
4454
4455 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4456
4457         * genpreds.c (process_define_predicate): Move most processing
4458         to gensupport.c.  Continue to validate the expression.
4459         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
4460         (process_define_predicate): Move processing to gensupport.c.
4461         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
4462         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
4463         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
4464         argument.
4465         (valid_predicate_name_p): New function, split out from old
4466         genpreds.c:process_define_predicate.
4467         (process_define_predicate): New function, combining code from
4468         old genpreds.c and genrecog.c functions.
4469         (process_rtx): Call it for DEFINE_PREDICATE and
4470         DEFINE_SPECIAL_PREDICATE.
4471
4472 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4473
4474         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
4475         size of a '%A' memory reference.
4476         (T_DREG, T_QREG): New neon_builtin_type_bits.
4477         (arm_init_neon_builtins): Assert that the load and store operands
4478         are neon_struct_operands.
4479         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
4480         (NEON_ARG_MEMORY): New builtin_arg.
4481         (neon_dereference_pointer): New function.
4482         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
4483         Handle NEON_ARG_MEMORY.
4484         (arm_expand_neon_builtin): Update after above interface changes.
4485         Use NEON_ARG_MEMORY for loads and stores.
4486         * config/arm/predicates.md (neon_struct_operand): New predicate.
4487         * config/arm/iterators.md (V_two_elem): Tweak formatting.
4488         (V_three_elem): Use BLKmode for accesses that have no associated mode.
4489         (V_four_elem): Tweak formatting.
4490         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
4491         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
4492         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
4493         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
4494         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
4495         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
4496         (neon_vst4<mode>): Replace pointer operand with a memory operand.
4497         Use %A in the output template.
4498         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
4499         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
4500         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
4501         the width of the memory access.  Remove post-increment.
4502         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
4503
4504 2011-04-12  Nick Clifton  <nickc@redhat.com>
4505
4506         * config/v850/v850.c (expand_prologue): Do not use the CALLT
4507         instruction for interrupt handlers if the target is the basic V850
4508         architecture.
4509         (expand_epilogue): Likewise.
4510
4511 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4512
4513         PR rtl-optimization/48549
4514         * combine.c (propagate_for_debug): Also stop after BB_END of
4515         this_basic_block.  Process LAST and just stop processing after it.
4516         (combine_instructions): If last_combined_insn has been deleted,
4517         set last_combined_insn to its PREV_INSN.
4518
4519 2011-04-12  Richard Guenther  <rguenther@suse.de>
4520
4521         PR tree-optimization/46076
4522         * gimple.h (struct gimple_statement_call): Add fntype field.
4523         (gimple_call_fntype): Adjust.
4524         (gimple_call_set_fntype): New function.
4525         * gimple.c (gimple_build_call_1): Set the call function type.
4526         * gimplify.c (gimplify_call_expr): Preserve the function
4527         type the frontend used for the call.
4528         (gimplify_modify_expr): Likewise.
4529         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
4530         function type.
4531         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
4532         function type.
4533         * tree-ssa.c (useless_type_conversion_p): Function pointer
4534         conversions are useless.
4535
4536 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4537
4538         * cgraph.h (cgraph_node): Remove function declaration.
4539         (cgraph_create_node): Declare.
4540         (cgraph_get_create_node): Likewise.
4541         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
4542         Updated all callers.
4543         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
4544         the decl does not already exist.  Call cgraph_get_create_node instead
4545         of cgraph_node.
4546         (cgraph_get_create_node): New function.
4547         (cgraph_same_body_alias): Update comment.
4548         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
4549         assert it does not return NULL.
4550         (cgraph_update_edges_for_call_stmt): Likewise.
4551         (cgraph_clone_edge): Likewise.
4552         (cgraph_create_virtual_clone): Likewise.
4553         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4554         instead of cgraph_node.
4555         (cgraph_add_new_function): Call cgraph_create_node or
4556         cgraph_get_create_node instead of cgraph_node.
4557         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4558         instead of cgraph_node.
4559         (record_eh_tables): Likewise.
4560         (mark_address): Likewise.
4561         (mark_load): Likewise.
4562         (build_cgraph_edges): Call cgraph_get_create_node instead
4563         of cgraph_node.
4564         (rebuild_cgraph_edges): Likewise.
4565         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4566         instead of cgraph_node.
4567         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4568         cgraph_node.
4569         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4570         cgraph_create_node instead of cgraph_node.
4571         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4572         of cgraph_node.
4573         * lto-cgraph.c (input_node): Likewise.
4574         * lto-streamer-in.c (input_function): Likewise.
4575         * varasm.c (mark_decl_referenced): Likewise.
4576         (assemble_alias): Likewise.
4577
4578 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4579
4580         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4581         instead of cgraph_node and assert it does not return NULL.
4582         * lto-streamer-in.c (lto_read_body): Likewise.
4583         * omp-low.c (new_omp_context): Likewise.
4584         (create_task_copyfn): Likewise.
4585         * tree-emutls.c (lower_emutls_function_body): Likewise.
4586         * matrix-reorg.c (transform_allocation_sites): Likewise.
4587
4588 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4589
4590         PR c/48552
4591         * c-typeck.c (build_asm_expr): Error out on attempts to use
4592         void type outputs or inputs for constraints that allow reg or
4593         don't allow memory.
4594
4595 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4596             Richard Earnshaw  <rearnsha@arm.com>
4597
4598         PR target/48250
4599         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4600         to use sign-magnitude offsets. Reject unsupported unaligned
4601         cases. Add detailed description in comments.
4602         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4603         condition from TARGET_32BIT to TARGET_ARM.
4604
4605 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4606
4607         * tree.h (struct typed_tree): New.
4608         (struct tree_common): Include it instead of tree_base.
4609         (TREE_TYPE): Update for new location of type field.
4610         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4611         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4612         (union tree_node): Add typed field.
4613         * treestruct.def (TS_TYPED): New.
4614         * lto-streamer.c (check_handled_ts_structures): Handle it.
4615         * tree.c (MARK_TS_TYPED): New macro.
4616         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4617
4618 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4619
4620         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4621         (force_nonfallthru): Do not alter the loop nest if no basic block
4622         was created.
4623
4624 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4625
4626         * config/i386/sse.md (VI): New mode iterator.
4627         (SSEMODEI): Remove.
4628         (AVX256MODEI): Ditto.
4629         (AVXMODEF4P): Ditto.
4630         (avxvecpsmode): Ditto.
4631         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4632         (sse2_andnot<mode>3): New expander.
4633         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4634         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4635         (<any_logic:code><mode>3): Use VI mode iterator.
4636         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4637         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
4638         (*andnottf3): Handle AVX three-operand constraints.
4639         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
4640
4641 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4642             Robert Millan  <rmh@gnu.org>
4643
4644         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
4645         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
4646         GNU_USER_DYNAMIC_LINKER64): Define.
4647         (REG_NAME): Don't undefine.
4648         (MD_UNWIND_SUPPORT): Undefine.
4649         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
4650         (REG_NAME): Don't undefine.
4651         (MD_UNWIND_SUPPORT): Undefine.
4652         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
4653
4654 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4655
4656         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
4657         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
4658
4659 2011-04-11  Xinliang David Li  <davidxl@google.com>
4660
4661         * value-profile.c (check_ic_target): New function.
4662         (gimple_ic_transform): Sanity check indirect call target.
4663         * gimple-low.c (gimple_check_call_args): Interface change.
4664         (gimple_check_call_matching_types): New function.
4665         * tree-inline.c (tree_can_inline_p): Call new function.
4666
4667 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
4668
4669         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
4670         tree-pretty-print.h & realmpfr.h.
4671
4672 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
4673
4674         PR middle-end/48464
4675         * ira.c (setup_pressure_classes): Fix typo in loop condition.
4676         (setup_allocno_and_important_classes): Ditto.
4677
4678 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4679
4680         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
4681         GNU_USER_DYNAMIC_LINKER.
4682         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
4683         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4684         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
4685         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4686         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4687         GNU_USER_TARGET_OS_CPP_BUILTINS.
4688         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
4689         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4690         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4691         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4692         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
4693         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4694         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4695         GNU_USER_TARGET_OS_CPP_BUILTINS.
4696         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4697         GNU_USER_DYNAMIC_LINKER.
4698         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4699         GNU_USER_TARGET_OS_CPP_BUILTINS.
4700         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
4701         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4702         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
4703         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4704         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
4705         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
4706         GNU_USER_DYNAMIC_LINKER64): Remove.
4707         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
4708         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4709         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4710         GNU_USER_DYNAMIC_LINKER.
4711         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4712         GNU_USER_TARGET_OS_CPP_BUILTINS.
4713         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4714         GNU_USER_TARGET_OS_CPP_BUILTINS.
4715         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
4716         to GNU_USER_TARGET_OS_CPP_BUILTINS.
4717         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4718         GNU_USER_TARGET_OS_CPP_BUILTINS.
4719         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
4720         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
4721         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4722         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
4723         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4724         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4725         GNU_USER_DYNAMIC_LINKER.
4726         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4727         GNU_USER_TARGET_OS_CPP_BUILTINS.
4728         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
4729         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4730         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4731         GNU_USER_DYNAMIC_LINKER.
4732         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4733         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4734         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
4735         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4736         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4737         GNU_USER_DYNAMIC_LINKER.
4738         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
4739         GNU_USER_DYNAMIC_LINKERN32.
4740         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
4741         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
4742         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
4743         GNU_USER_DYNAMIC_LINKER32.
4744         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
4745         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4746         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4747         GNU_USER_DYNAMIC_LINKER.
4748         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4749         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4750         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
4751         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4752         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4753         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
4754         GNU_USER_DYNAMIC_LINKER32.
4755         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4756         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
4757         GNU_USER_DYNAMIC_LINKER.
4758         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
4759         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4760         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4761         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
4762         GNU_USER_DYNAMIC_LINKER64.
4763         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
4764         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4765         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4766         GNU_USER_DYNAMIC_LINKER.
4767         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
4768         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4769         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4770         GNU_USER_DYNAMIC_LINKER.
4771         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
4772         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4773         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4774         GNU_USER_DYNAMIC_LINKER32.
4775         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4776         GNU_USER_DYNAMIC_LINKER64.
4777         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4778         GNU_USER_DYNAMIC_LINKER64.
4779         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
4780         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4781         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
4782         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4783         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4784
4785 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4786
4787         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
4788         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
4789         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
4790         GNU_USER_DYNAMIC_LINKER.
4791         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4792         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
4793         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
4794         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
4795         GNU_USER_DYNAMIC_LINKER64.
4796         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4797         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
4798         GNU_USER_LINK_EMULATION.
4799         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
4800         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
4801         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
4802         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
4803         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
4804         CPP_SPEC, CC1_SPEC): Remove.
4805         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
4806         (GNU_USER_DYNAMIC_LINKER): Define.
4807         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
4808         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
4809         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
4810         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
4811         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
4812         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
4813         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4814         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
4815         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
4816         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
4817         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
4818         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
4819         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
4820         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
4821         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
4822         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4823         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4824         GNU_USER_DYNAMIC_LINKER.
4825         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4826         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4827         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4828         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4829         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4830         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4831         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
4832         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
4833         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
4834         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
4835
4836 2011-04-11  Kai Tietz  <ktietz@redhat.com>
4837
4838         PR target/9601
4839         PR target/11772
4840         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
4841         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
4842         comment.
4843         (ix86_is_msabi_thiscall): Removed.
4844         (ix86_is_type_thiscall): Likewise.
4845         (ix86_get_callcvt): New function.
4846         (ix86_comp_type_attributes): Simplify check.
4847         (ix86_function_regparm): Use ix86_get_callcvt for calling
4848         convention attribute checks.
4849         (ix86_return_pops_args): Likewise.
4850         (ix86_static_chain): Likewise.
4851         (x86_this_parameter): Likewise.
4852         (x86_output_mi_thunk): Likewise.
4853         (ix86_function_type_abi): Optimize check for types without attributes.
4854         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
4855         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
4856         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
4857         by flag-values.
4858         (IX86_BASE_CALLCVT): Helper macro.
4859         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4860         Use ix86_get_callcvt for calling convention attribute checks and avoid
4861         symbol-decoration for stdcall in TARGET_RTD case.
4862         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4863         Likewise.
4864         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
4865         for declaration.
4866
4867 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4868
4869         * config/i386/sse.md (VI_128): New mode iterator.
4870         (VI12_128): Rename from SSEMODE12.
4871         (VI14_128): Rename from SSEMODE14.
4872         (VI124_128): New mode iterator.
4873         (VI24_128): Rename from SSEMODE248.
4874         (VI248_128): Rename from SSEMODE248.
4875         (SSEMODE124C8): Remove.
4876         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
4877         (*sse2_<plusminus_insn><mode>3): Merge with
4878         *avx_<plusminus_insn><mode>3.
4879         (*mulv8hi3): Merge with *avx_mulv8hi3.
4880         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
4881         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
4882         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
4883         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
4884         (ashr<mode>3): Merge with *avx_ashr<mode>3.
4885         (lshr<mode>3): Merge with *avx_lshr<mode>3.
4886         (ashl<mode>3): Merge with *avx_ashl<mode>3.
4887         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
4888         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
4889         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4890         (*<smaxmin:code>v8hi3): Ditto.
4891         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
4892         (*<smaxmin:code>v16qi3): Ditto.
4893         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
4894         (*sse2_eq<mode>3): Ditto.
4895         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
4896         (*sse2_gt<mode>3): Ditto.
4897         (vcondv2di): Split out of vcond<mode>.
4898         (vconduv2di): Split out of vcondu<mode>.
4899
4900 2011-04-11  Richard Guenther  <rguenther@suse.de>
4901
4902         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
4903         before calling tree_low_cst.
4904
4905 2011-04-11  Richard Guenther  <rguenther@suse.de>
4906
4907         * stor-layout.c (layout_type): Compute all array index size operations
4908         in the original type.
4909         (initialize_sizetypes): Add comment.
4910         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
4911
4912 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4913
4914         * common.opt (Tbss=, Tdata=, Ttext=): New options.
4915
4916 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4917
4918         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
4919         of cgraph_node, handle NULL return value.
4920         (cgraph_global_info): Likewise.
4921         (cgraph_rtl_info): Likewise.
4922         * tree-inline.c (estimate_num_insns): Likewise.
4923         * gimplify.c (unshare_body): Likewise.
4924         (unvisit_body): Likewise.
4925         (gimplify_body): Likewise.
4926         * predict.c (optimize_function_for_size_p): Likewise.
4927         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
4928         (call_may_clobber_ref_p_1): Likewise.
4929         * varasm.c (function_section_1): Likewise.
4930         (assemble_start_function): Likewise.
4931
4932 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4933
4934         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
4935         of cgraph_node.
4936         * final.c (rest_of_clean_state): Likewise.
4937         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
4938         * passes.c (pass_init_dump_file): Likewise.
4939         (execute_all_ipa_transforms): Likewise.
4940         (function_called_by_processed_nodes_p): Likewise.
4941         * predict.c (maybe_hot_frequency_p): Likewise.
4942         (probably_never_executed_bb_p): Likewise.
4943         (compute_function_frequency): Likewise.
4944         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
4945         (unnest_nesting_tree_1): Likewise.
4946         (lower_nested_functions): Likewise.
4947         * tree-optimize.c (execute_fixup_cfg): Likewise.
4948         (tree_rest_of_compilation): Likewise.
4949         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
4950         * tree-sra.c (ipa_early_sra): Likewise.
4951         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4952         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
4953         * ipa.c (record_cdtor_fn): Likewise.
4954         * ipa-inline.c (cgraph_early_inlining): Likewise.
4955         (compute_inline_parameters_for_current): Likewise.
4956         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
4957         * ipa-pure-const.c (local_pure_const): Likewise.
4958         * ipa-split.c (split_function): Likewise.
4959         (execute_split_functions): Likewise.
4960         * cgraphbuild.c (build_cgraph_edges): Likewise.
4961         (rebuild_cgraph_edges): Likewise.
4962         (cgraph_rebuild_references): Likewise.
4963         (remove_cgraph_callee_edges): Likewise.
4964         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
4965         (verify_cgraph_node): Likewise.
4966         (cgraph_analyze_functions): Likewise.
4967         (cgraph_preserve_function_body_p): Likewise.
4968         (save_inline_function_body): Likewise.
4969         (save_inline_function_body): Likewise.
4970         * tree-inline.c (copy_bb): Likewise.
4971         (optimize_inline_calls): Likewise.
4972
4973 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4974
4975         PR tree-optimization/48195
4976         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
4977         ipa_check_create_edge_args.
4978         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
4979         ipa_check_create_edge_args.
4980         * ipa-inline.c (inline_generate_summary): Do not call
4981         ipa_check_create_node_params and ipa_check_create_edge_args.
4982         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
4983         ipa_check_create_edge_args.
4984
4985 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
4986
4987         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
4988         instead of loop.
4989         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4990         * function.c (record_hard_reg_sets): Likewise.
4991         * ira.c (compute_regs_asm_clobbered): Likewise.
4992         * sched-deps.c (sched_analyze_1): Likewise.
4993         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
4994
4995 2011-04-09  Xinliang David Li  <davidxl@google.com>
4996
4997         PR tree-optimization/PR48484
4998         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
4999         has_valid_pred lazily
5000
5001 2011-04-09  Duncan Sands  <baldrick@free.fr>
5002
5003         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
5004
5005 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
5006
5007         * combine.c (combine_validate_cost): Adjust comments.  Set registered
5008         cost of I0 to zero at the end, if any.
5009
5010 2011-04-08  Xinliang David Li  <davidxl@google.com>
5011
5012         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
5013         to insane profile data.
5014
5015 2011-04-08  Xinliang David Li  <davidxl@google.com>
5016
5017         * ipa-cp.c (ipcp_update_profiling): Correct
5018          negative scale factor due to insane profile data.
5019
5020 2011-04-08  Xinliang David Li  <davidxl@google.com>
5021
5022         * final.c (dump_basic_block_info): New function.
5023         (final): Dump basic block.
5024         (final_scan_insn): Remove old dump.
5025
5026 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
5027
5028         PR target/47829
5029         * config.gcc (i386-*-freebsd): Disable unwind table generation for
5030         crtbegin/crtend.
5031
5032 2011-04-08  Michael Matz  <matz@suse.de>
5033
5034         PR middle-end/48389
5035         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
5036         functions.
5037         (rebuild_jump_labels): Call rebuild_jump_labels_1.
5038         * rtl.h (rebuild_jump_labels_chain): Declare.
5039         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
5040         insns inserted on edges.
5041
5042 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
5043
5044         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
5045         * config/arm/arm-arches.def: New.
5046         * config/arm/arm-opts.h: New.
5047         * config/arm/genopt.sh: New.
5048         * config/arm/arm-tables.opt: New (generated).
5049         * config/arm/arm.c (arm_handle_option, arm_target_help,
5050         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
5051         (all_architectures): Get most table contents from arm-arches.def.
5052         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
5053         arm_selected_tune here.
5054         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
5055         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5056         (march=, mcpu=, mtune=): Use Enum and Var.
5057         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5058         (arm.o): Update dependencies.
5059
5060 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5061
5062         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5063         of header_file.
5064         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5065         (write_typed_alloc_defns): Likewise.
5066         (main): Calls write_typed_alloc_defns with output_header.
5067
5068 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5069
5070         PR inline-asm/48435
5071         * ira-color.c (setup_profitable_hard_regs): Add comments.
5072         Don't take prohibited hard regs into account.
5073         (setup_conflict_profitable_regs): Rename to
5074         get_conflict_profitable_regs.
5075         (check_hard_reg_p): Check prohibited hard regs.
5076
5077 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5078
5079         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5080         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5081         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5082
5083 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5084
5085         PR target/48366
5086         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5087         move from floating point to shift amount register.
5088         (emit_move_sequence): Remove secondary reload support for floating
5089         point to shift amount amount register copies.
5090         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5091         amount register copies.
5092         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5093         register, return false if mode isn't a scalar integer mode.
5094         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5095
5096 2011-04-08  Richard Guenther  <rguenther@suse.de>
5097
5098         * gimple.c (gimple_call_flags): Remove kludge.
5099
5100 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5101
5102         * sel-sched.c (sel_region_init): Move call to
5103         sel_setup_region_sched_flags after setup_current_loop_nest.
5104
5105 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5106
5107         PR rtl-optimization/48272
5108         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5109         init_insn_reg_pressure_info.  Adjust a caller.
5110         * sched-int.h (init_insn_reg_pressure_info): Declare.
5111         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5112         when sched-pressure is enabled.
5113
5114 2011-04-08  Richard Guenther  <rguenther@suse.de>
5115
5116         * gimple.c (gimple_set_modified): Do not queue calls to
5117         MODIFIED_NORETURN_CALLS here ...
5118         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5119
5120 2011-04-08  Richard Guenther  <rguenther@suse.de>
5121
5122         PR lto/48467
5123         * toplev.c (lang_dependent_init): Do not open asm_out_file
5124         in WPA mode, nor perform debug machinery initialization.
5125         (finalize): Do not unlink asm_out_file in WPA mode.
5126
5127 2011-04-08  Richard Guenther  <rguenther@suse.de>
5128
5129         * gimple.h (gimple_call_fntype): New function.
5130         (gimple_call_return_type): Use it.
5131         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5132         * gimple-low.c (gimple_check_call_args): Likewise.
5133         * gimple.c (gimple_call_flags): Likewise.
5134         (gimple_call_arg_flags): Likewise.
5135         (gimple_call_return_flags): Likewise.
5136         * tree-cfg.c (verify_gimple_call): Likewise.
5137         (do_warn_unused_result): Likewise.
5138         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5139         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5140
5141 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5142
5143         PR rtl-optimization/48235
5144         * sel-sched.c (code_motion_process_successors): Recompute the last
5145         insn in basic block if control flow changed.
5146         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5147         Update condition for ilist_remove.
5148
5149 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5150
5151         PR rtl-optimization/48302
5152         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5153         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5154         it to record added preheader blocks.
5155         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5156         on to sel_add_loop_preheaders.
5157         (sel_region_init): Move call to setup_current_loop_nest after
5158         sel_init_bbs.
5159
5160 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5161
5162         PR target/48273
5163         * cfgloop.h (loop_has_exit_edges): New helper.
5164         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5165         non-clonable.
5166         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5167         that have no exit edges.
5168
5169 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5170
5171         PR rtl-optimization/48442
5172         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5173         all callers.  Adjust assert.
5174
5175 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5176
5177         PR tree-optimization/48377
5178         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5179         is_packed to true even for types with smaller TYPE_ALIGN than
5180         TYPE_SIZE.
5181
5182 2011-04-08  Richard Guenther  <rguenther@suse.de>
5183
5184         PR bootstrap/48513
5185         * doc/tm.texi: Re-generate.
5186
5187 2011-04-08  Wei Guozhi  <carrot@google.com>
5188
5189         PR target/47855
5190         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5191         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5192         * config/arm/arm.md (*push_multi): Change the length computation to
5193         call a C function.
5194
5195 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5196
5197         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5198         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5199         * doc/tm.texi: Regenerate.
5200         * system.h (ASM_OUTPUT_BSS): Poison.
5201         * varasm.c (asm_output_bss): Remove function.
5202         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5203
5204         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5205         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5206         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5207         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5208         Likewise.
5209         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5210         Likewise.
5211         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5212         Likewise.
5213         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5214
5215 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5216
5217         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5218         EnumValue lines.
5219
5220 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5221
5222         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5223         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5224         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5225         OPT_mcpu32.
5226         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5227         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5228         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5229         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5230         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5231         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5232         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5233         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5234         options.  Don't map other m68k options manually.  Don't handle
5235         old-style options as canonical.
5236         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5237         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5238
5239 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5240
5241         * basic-block.h (force_nonfallthru): Move to...
5242         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5243         (force_nonfallthru): ...here.
5244         * cfghooks.c (force_nonfallthru): New function.
5245         * cfgrtl.c (force_nonfallthru): Rename into...
5246         (rtl_force_nonfallthru): ...this.
5247         (commit_one_edge_insertion): Do not set AUX field.
5248         (commit_edge_insertions): Do not discover new basic blocks.
5249         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5250         (cfg_layout_rtl_cfg_hooks): Likewise.
5251         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5252         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5253         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5254
5255 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5256
5257         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5258         Remove macros.
5259
5260 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5261
5262         * config/i386/sse.md: Update copyright year.
5263         (avxcvtvecmode): Remove.
5264         (sse_movhlps): Merge with *avx_movhlps.
5265         (sse_movlhps): Merge with *avx_movlhps.
5266         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5267         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5268         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5269         (sse_loadhps): Merge with *avx_loadhps.
5270         (sse_storelps): Merge with *avx_storelps.
5271         (sse_loadlps): Merge with *avx_loadlps.
5272         (sse_movss): Merge with *avx_movss.
5273         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5274         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5275         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5276         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5277         (vec_set<mode>_0): Ditto.
5278         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5279         (sse4_1_insertps): Merge with *avx_insertps.
5280         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5281         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5282         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5283         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5284         (sse2_storehpd): Merge with *avx_storehpd.
5285         (sse2_loadhpd): Merge with *avx_loadhpd.
5286         (sse2_loadlpd): Merge with *avx_loadlpd.
5287         (sse2_movsd): Merge with *avx_movsd.
5288         (*vec_concatv2df): Merge with *vec_concatv2df.
5289
5290 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5291
5292         PR debug/48343
5293         * combine.c (combine_instructions): Add last_combined_insn,
5294         update it if insn is after it, pass it to all try_combine calls.
5295         (try_combine): Add last_combined_insn parameter, pass it instead of
5296         i3 to propagate_for_debug.
5297
5298 2011-04-07  Nick Clifton  <nickc@redhat.com>
5299
5300         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5301         to handle MDR <-> data register transfers.
5302         (movhi_internal): Likewise.
5303
5304 2011-04-07  Alan Modra  <amodra@gmail.com>
5305
5306         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5307         previous stack info.
5308
5309 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5310
5311         PR target/43920
5312         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5313         flow_find_cross_jump.  Swap variables to implement backward replacement.
5314         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5315
5316 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5317
5318         PR target/43920
5319         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5320         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5321         and bb2.
5322         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5323         src1 or src2.  Redirect edges to the last basic block.  Update
5324         frequency and count on multiple basic blocks in case of fallthru.
5325
5326 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5327
5328         PR target/43920
5329         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5330         function.
5331         (old_insns_match_p): Change return type.  Replace return false/true
5332         with return dir_none/dir_both.  Use can_replace_by.
5333         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5334         direction from dir_p.  Register replacement direction in dir, last_dir
5335         and afterlast_dir.  Handle new return type of old_insns_match_p using
5336         merge_dir.  Return replacement direction in dir_p.
5337         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5338         return type of old_insns_match_p.
5339         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5340         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5341         flow_find_cross_jump.
5342         * basic-block.h (enum replace_direction): New type.
5343         (flow_find_cross_jump): Add parameter to declaration.
5344
5345 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5346
5347         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5348         (AVXMODEDCVTPS2DQ): Ditto.
5349         (VEC_FLOAT_MODE): Ditto.
5350         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5351         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5352         (<any_logic:code><mode>3): Use VF mode iterator.
5353         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5354         Use VF mode iterator.
5355         (copysign<mode>3): Use VF mode iterator.
5356         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5357         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5358         (*<any_logic:code><MODEF:mode>3): Merge with
5359         *avx_<any_logic:code><MODEF:mode>3.
5360         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5361         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5362         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5363         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5364         (sse2_cvtdq2ps): Use %v modifier.
5365         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5366         (avx_cvtps2dq<avxmodesuffix>): Remove.
5367         (sse2_cvtps2dq): Use %v modifier.
5368         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5369         (avx_cvttps2dq<avxmodesuffix>): Remove.
5370         (sse2_cvttps2dq): Use %v modifier.
5371         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5372         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5373         (sse2_cvtsd2siq): Fix insn template.
5374         (sse2_cvtsd2siq_2): Ditto.
5375         (sse2_cvttsd2siq): Ditto.
5376         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5377         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5378
5379 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5380
5381         * gcov-io.c: Use GCC Runtime Library Exception.
5382
5383 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5384
5385         PR debug/48466
5386         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5387         as base_reg whatever register reg has been eliminated to, instead
5388         of hardcoding STACK_POINTER_REGNUM.
5389
5390 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5391
5392         * doc/tm.texi.in: Document C target hooks as separate from general
5393         target hooks.
5394         * doc/tm.texi: Regenerate.
5395         * genhooks.c (struct hook_desc): Add docname field.
5396         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5397         docname field.
5398         (hook_array): Include c-target.def.
5399         (emit_documentation): Use docname field in output.
5400         (emit_init_macros): Take docname argument.  Only emit definitions
5401         for hooks matching docname.
5402         (main): Expect additional arguments in all cases.  Pass argument
5403         to emit_init_macros.
5404         * target.def: Move initial macro definitions and comments to
5405         target-hooks-macros.h.
5406         (gcc_targetcm): Move to c-family/c-target.def.
5407         * target.h (targetcm): Move declaration to c-family/c-target.h.
5408         * targhooks.c (default_handle_c_option): Move to
5409         c-family/c-opts.c.
5410         * targhooks.h (default_handle_c_option): Move declaration to
5411         c-family/c-common.h.
5412         * target-hooks-macros.h: New file.
5413         * config.gcc (target_has_targetcm): Define and use to add to
5414         c_target_objs and cxx_target_objs.
5415         * config/default-c.c: New file.
5416         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5417         of target.h and target-def.h.
5418         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5419         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5420         darwin_check_cfstring_format_arg): Make static.
5421         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5422         TARGET_STRING_OBJECT_REF_TYPE_P,
5423         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5424         * config/darwin-protos.h (darwin_objc_construct_string,
5425         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5426         declare.
5427         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5428         TARGET_STRING_OBJECT_REF_TYPE_P,
5429         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5430         * config/t-darwin (darwin-c.o): Update dependencies.
5431         * system.h (TARGET_HAS_TARGETCM): Poison.
5432         * Makefile.in (TARGET_H): Update.
5433         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5434         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5435         (default-c.o): New target.
5436         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5437         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5438         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5439         c-target.def.
5440         (build/genhooks.o): Update dependencies.
5441
5442 2011-04-06  Richard Guenther  <rguenther@suse.de>
5443
5444         * ipa-inline.c (enum inlining_mode): Remove.
5445         (cgraph_flatten): Use some other token.
5446         (cgraph_edge_early_inlinable_p): New function, split out from ...
5447         (cgraph_perform_always_inlining): New function, split out from ...
5448         (cgraph_decide_inlining_incrementally): ... here.
5449         (cgraph_mark_inline_edge): Adjust.
5450         (cgraph_early_inlining): Re-structure.
5451         (pass_early_inline): Require SSA form.
5452
5453 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
5454             Julian Brown  <julian@codesourcery.com>
5455             Mark Shinwell  <shinwell@codesourcery.com>
5456
5457         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
5458         LO_REGS only for Thumb-1.
5459         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
5460         be used in short instructions when optimising for size on Thumb-2.
5461
5462 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5463
5464         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
5465         associated with user returns to be preserved.
5466
5467 2011-04-06  Tristan Gingold  <gingold@adacore.com>
5468
5469         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
5470         symbol_queue_size, DBXOUT_DECR_NESTING,
5471         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
5472         if XCOFF_DEBUGGING_INFO.
5473
5474 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5475
5476         * config/i386/i386.md (attribute isa): New.
5477         (attribute enabled): New.
5478         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
5479         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
5480         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
5481         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
5482         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
5483         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5484         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
5485         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
5486
5487         * config/i386/sse.md (VF): New mode iterator.
5488         (VF1): Ditto.
5489         (VF2): Ditto.
5490         (VF_128): Ditto.
5491         (SSEMODEF4): Remove.
5492         (attribute sse): Handle V8SF and V4DF modes.
5493         (<absneg:code><mode>2): Use VF mode iterator.
5494         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
5495         mode iterator.
5496         (<plusminus_insn><mode>3): Use VF mode iterator.
5497         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5498         Use VF mode iterator.
5499         (<sse>_vm<plusminus_insn><mode>3): Merge with
5500         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
5501         (mul<mode>3): Use VF mode iterator.
5502         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
5503         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
5504         mode iterator.
5505         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
5506         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
5507         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
5508         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
5509         mode iterator.
5510         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
5511         Use VF1 mode iterator.
5512         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
5513         (sqrt<VF2:mode>2): New expander.
5514         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
5515         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
5516         and sqrtv2df2.  Use VF mode iterator.
5517         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
5518         mode iterator.
5519         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
5520         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
5521         Use VF1 mode iterator.
5522         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
5523         (<smaxmin:code><mode>3): Use VF mode iterator.
5524         (*<smaxmin:code><mode>3_finite): Merge with
5525         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
5526         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5527         (<sse>_vm<smaxmin:code><mode>2): Merge with
5528         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
5529         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
5530         mode iterator.
5531         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
5532         mode iterator.
5533         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
5534         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
5535         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
5536         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
5537         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
5538         VF mode iterator.
5539         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
5540         Use VF_128 mode iterator.
5541         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
5542         mode iterator.
5543         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
5544         VF_128 mode iterator.
5545         (vcond<mode>): Use VF mode iterator.
5546         * config/i386/predicates.md (sse_comparison_operator): Merge with
5547         avx_comparison_float_operator.  Do not declare as special_predicate.
5548         * config/i386/i386.c (struct builtin_description): Update for renamed
5549         compare patterns.
5550         (ix86_expand_args_builtin): Ditto.
5551         (ix86_expand_sse_compare_mask): Ditto.
5552
5553 2011-04-06  Richard Guenther  <rguenther@suse.de>
5554
5555         * tree-inline.c (estimate_num_insns): For calls simply account
5556         for all passed arguments and a used return value.
5557
5558 2011-04-06  Richard Guenther  <rguenther@suse.de>
5559
5560         PR tree-optimization/47663
5561         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5562         call_stmt_time fields.
5563         (cgraph_edge_inlinable_p): Declare.
5564         (cgraph_edge_recursive_p): New inline function.
5565         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5566         (cgraph_clone_edge): Copy it.
5567         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5568         Account for call stmt time.
5569         (cgraph_estimate_time_after_inlining): Take edge argument.
5570         (cgraph_estimate_edge_growth): Account call stmt size.
5571         (cgraph_estimate_size_after_inlining): Take edge argument.
5572         (cgraph_mark_inline_edge): Adjust.
5573         (cgraph_check_inline_limits): Likewise.
5574         (cgraph_recursive_inlining_p): Remove.
5575         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5576         (cgraph_decide_recursive_inlining): Take edge argument and
5577         adjust.
5578         (cgraph_decide_inlining_of_small_functions): Do not avoid
5579         diags for recursive inlining here.
5580         (cgraph_flatten): Adjust.
5581         (cgraph_decide_inlining_incrementally): Likewise.
5582         (estimate_function_body_sizes): Remove call cost handling.
5583         (compute_inline_parameters): Initialize caller edge call costs.
5584         (cgraph_estimate_edge_growth): New function.
5585         (cgraph_estimate_growth): Use it.
5586         (cgraph_edge_badness): Likewise.
5587         (cgraph_check_inline_limits): Take an edge argument.
5588         (cgraph_decide_inlining_of_small_functions): Adjust.
5589         (cgraph_decide_inlining): Likewise.
5590         * tree-inline.c (estimate_num_insns): Only account for call
5591         return value if it is used.
5592         (expand_call_inline): Avoid diagnostics on recursive inline
5593         functions here.
5594         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5595         (input_edge): Input edge call costs.
5596
5597 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5598
5599         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5600
5601 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5602
5603         * doc/invoke.texi (Spec Files): Fix typo.
5604
5605 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5606
5607         * profile.c (branch_prob): Move declaration of local variable.  Remove
5608         obsolete ??? comment.  Expand the location explicitly instead of using
5609         the LOCATION_FILE and LOCATION_LINE macros.
5610
5611 2011-04-06  Wei Guozhi  <carrot@google.com>
5612
5613         PR target/47855
5614         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5615         (arm_cond_branch): Likewise.
5616         (arm_cond_branch_reversed): Likewise.
5617         (arm_jump): Likewise.
5618         (push_multi): Likewise.
5619         * config/arm/constraints.md (Py): New constraint.
5620
5621 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5622
5623         PR bootstrap/48471
5624         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5625         Move these...
5626         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5627         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5628         #ifdef DBX_DEBUGGING_INFO.
5629
5630 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5631
5632         PR bootstrap/48403
5633         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5634         if old and new states differ.
5635
5636 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5637
5638         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
5639         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
5640         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5641         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
5642         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
5643         mcfv4e): Use Alias.
5644         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
5645         ColdFire options to -mcpu= options.
5646
5647 2011-04-05  Jeff Law  <law@redhat.com>
5648
5649         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
5650         check if BB is a successor of LOOP->header and return
5651         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
5652
5653 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5654
5655         * cprop.c (struct reg_use): Remove.
5656         (reg_use_table): Make an array of RTX.
5657         (find_used_regs, constprop_register, local_cprop_pass,
5658         bypass_block): Simplify users of reg_use_table.
5659         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
5660         on one of the uses found by find_used_regs.
5661
5662 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5663
5664         PR bootstrap/48469
5665         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
5666         declaration.
5667
5668 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5669
5670         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
5671         as an rtx.
5672         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
5673
5674 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5675
5676         PR middle-end/48441
5677         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
5678
5679 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5680
5681         * combine.c: Include obstack.h.
5682         (struct insn_link): Define.
5683         (uid_log_links): Adjust type.
5684         (FOR_EACH_LOG_LINK): New macro.
5685         (insn_link_obstack): Declare.
5686         (alloc_insn_link): Define.
5687         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
5688         type of link variables.
5689         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
5690         (try_combine, record_promoted_values, distribute_notes): Likewise.
5691         (distribute_links): Likewise.  Tweak prototype.
5692         (clear_log_links): Delete.
5693         (adjust_for_new_dest): Call alloc_insn_link.
5694         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
5695
5696 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5697
5698         * gcse.c (modify_mem_list): Convert to an array of VECs.
5699         (canon_modify_mem_list, compute_transp): Tweak formatting.
5700         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
5701         (load_killed_in_block_p): Likewise.
5702         (record_last_mem_set_info): Likewise.
5703         (clear_modify_mem_tables): Likewise.
5704
5705 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5706
5707         PR middle-end/48461
5708         * function.c (emit_use_return_register_into_block): Only define if
5709         HAVE_return.
5710
5711 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
5712
5713         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
5714
5715 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5716
5717         * config/rx/rx-opts.h: New.
5718         * config/rx/rx.c (rx_cpu_type): Remove.
5719         (rx_handle_option): Don't assert that global structures are in
5720         use.  Access variables via opts pointer.  Defer most handling of
5721         OPT_mint_register_.  Use error_at.
5722         (rx_option_override): Handle deferred OPT_mint_register_ here.
5723         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
5724         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
5725         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
5726         (rx_cpu_types): New Enum and EnumValue entries.
5727         (mint-register=): Use Defer and use Var accordingly.
5728
5729 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5730
5731         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
5732         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
5733         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
5734         Move these...
5735         (debug_free_queue, debug_nesting, symbol_queue_index):
5736         ...and these...
5737         * dbxout.c: ...to here.  Make static.
5738
5739 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5740
5741         * gcse.c (modify_pair): Define.  Define a VEC of it.
5742         (canon_modify_mem_list): Convert to an array of VECs.
5743         (free_insn_expr_list_list): Delete.
5744         (clear_modify_mem_tables): Call VEC_free instead.
5745         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
5746         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
5747         (canon_list_insert, compute_transp): Likewise.
5748
5749 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5750
5751         PR target/43920
5752         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
5753         for size.
5754
5755 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5756
5757         PR target/43920
5758         * function.c (emit_use_return_register_into_block): New function.
5759         (thread_prologue_and_epilogue_insns): Use
5760         emit_use_return_register_into_block.
5761
5762 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5763
5764         PR target/43920
5765         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
5766         insn.
5767
5768 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5769
5770         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
5771
5772 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
5773
5774         * config/arm/arm.md (define_constants for unspec): Replace with
5775         define_c_enum.
5776         (define_constants for unspecv): Replace with define_c_enum.
5777         * config/arm/neon.md (define_constants for unspec): Replace with
5778         define_c_enum.
5779
5780 2011-04-04  Richard Henderson  <rth@redhat.com>
5781
5782         PR bootstrap/48400
5783         * dwarf2out.c (output_line_info): Always emit line info from
5784         at least one section.
5785         (dwarf2out_init): Create text_section_line_info here ...
5786         (set_cur_line_info_table): ... not here.
5787
5788 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
5789
5790         PR target/48380
5791         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
5792         not called.
5793
5794         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
5795
5796 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
5797
5798         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
5799         (expr_equiv_p): Remove.
5800         (insert_set_in_table): Look at <dest, src> pair instead of expr.
5801         (hash_scan_set): Update call to insert_set_in_table.
5802         (dump_hash_table): Dump <dest, src> pair.
5803         (lookup_set): Simplify.  Lookup <dest, src> pair.
5804         (compute_transp): Remove, fold heavily simplified code into...
5805         (compute_local_properties): ...here.  Expect COMP and TRANSP
5806         unconditionally.
5807         (find_avail_set): Take set directly from struct expr.
5808         (find_bypass-set): Likewise.
5809         (bypass_block): Likewise.
5810         (cprop_insn): Likewise.  Remove redundant INSN_P test.
5811
5812         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
5813         checks on form of COND from find_implicit_sets to here.
5814         (find_implicit_sets): Cleanup control flow. Split critical edges
5815         if it exposes implicit sets.  Allocate/resize implicit_sets as
5816         necessary.
5817         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
5818         changed something.  Run df_analyze after find_implicit_sets if any
5819         edges were split.  Do not allocate implicit_sets here.
5820
5821         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
5822         (gcse_obstack): Renamed to cprop_obstack.
5823         (GNEW, GNEWVEC, GNEWVAR): Remove.
5824         (gmalloc): Remove.
5825         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
5826         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
5827         (gcse_alloc): Likewise, and rename to cprop_alloc.
5828         (alloc_gcse_men, free_gcse_mem): Remove.
5829         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
5830         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
5831         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
5832
5833         * cprop.c (oprs_not_set_p): Remove.
5834         (mark_set, mark_clobber): Remove.
5835         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
5836         (reg_not_set_p): New function.
5837         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
5838         (cprop_insn): Likewise.
5839         (cprop_jump): Use FOR_EACH_EDGE.
5840
5841 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
5842
5843         PR bootstrap/48403
5844         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
5845         (rank_for_schedule): Use scheduled_insns vector instead of
5846         last_scheduled_insn.
5847         (ok_for_early_queue_removal): Likewise.
5848         (queue_to_ready): Search forward in nonscheduled_insns_begin if
5849         we have a dbg_cnt.
5850         (choose_ready): Likewise.
5851         (commit_schedule): Use VEC_iterate.
5852         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
5853         a dbg_cnt, use it and ensure the first insn is in the ready list.
5854         (haifa_sched_init): Allocate scheduled_insns.
5855         (sched_extend_ready_list): Don't allocate it; reserve space.
5856         (haifa_sched_finish): Free it.
5857
5858 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5859
5860         * optc-gen.awk: Always remove type from Variable entry before
5861         recording in var_seen.
5862
5863 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
5864
5865         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
5866         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
5867         call to tidy_fallthru_edges.
5868
5869 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5870
5871         * doc/options.texi (ToLower): Document.
5872         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
5873         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
5874         * opts.h (cl_option): Add cl_tolower field.
5875         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
5876         arguments with lowercase strings.
5877         * config/rx/rx.opt (mcpu=): Add ToLower.
5878         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
5879         argument.
5880
5881 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5882
5883         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
5884
5885 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5886
5887         * config/vax/vax.c: Include reload.h.
5888
5889 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
5890
5891         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
5892         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5893         (sparc_preferred_reload_class): New function.
5894
5895 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
5896
5897         PR debug/48401
5898         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
5899         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
5900
5901 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
5902
5903         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
5904         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
5905
5906 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
5907
5908         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
5909         (ASM_OUTPUT_ALIGNED_BSS): Define.
5910
5911 2011-04-03  Michael Matz  <matz@suse.de>
5912
5913         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
5914         and next_slot members.
5915         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
5916         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
5917         (lto_streamer_cache_append): Declare.
5918         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
5919         unsigned index, remove offset parameter, ensure that we append
5920         or update existing entries.
5921         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
5922         parameter, update next_slot for append.
5923         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
5924         parameter.
5925         (lto_streamer_cache_insert_at): Likewise.
5926         (lto_streamer_cache_append): New function.
5927         (lto_streamer_cache_lookup): Use unsigned index.
5928         (lto_streamer_cache_get): Likewise.
5929         (lto_record_common_node): Don't test tree_node_can_be_shared.
5930         (preload_common_node): Adjust call to lto_streamer_cache_insert.
5931         (lto_streamer_cache_delete): Don't free offsets member.
5932         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
5933         (lto_output_string_with_length): Use lto_output_data_stream.
5934         (lto_output_tree_header): Remove ix parameter, don't write it.
5935         (lto_output_builtin_tree): Likewise.
5936         (lto_write_tree): Adjust callers to above, don't track and write
5937         offset, write unsigned index.
5938         (output_unreferenced_globals): Don't emit all global vars.
5939         (write_global_references): Use unsigned indices.
5940         (lto_output_decl_state_refs): Likewise.
5941         (write_symbol): Likewise.
5942         * lto-streamer-in.c (lto_input_chain): Move earlier.
5943         (input_function): Use unsigned index.
5944         (input_alias_pairs): Don't read and then ignore all global vars.
5945         (lto_materialize_tree): Remove ix_p parameter, don't read index,
5946         don't pass it back, use lto_streamer_cache_append.
5947         (lto_register_var_decl_in_symtab): Use unsigned index.
5948         (lto_register_function_decl_in_symtab): Likewise.
5949         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
5950         index.
5951         (lto_get_builtin_tree): Don't read index, use
5952         lto_streamer_cache_append.
5953         (lto_read_tree): Adjust call to lto_materialize_tree.
5954
5955         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
5956         don't use function calls in arguments to MIN.
5957
5958         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
5959         twice.
5960
5961         * gimple.c (gimple_type_leader_entry): Mark deletable.
5962
5963 2011-04-03  Alan Modra  <amodra@gmail.com>
5964
5965         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
5966
5967 2011-04-03  Michael Matz  <matz@suse.de>
5968
5969         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
5970         an integer.
5971         * tree.h (tree_decl_non_common.vindex): Adjust comment.
5972
5973 2011-04-03  Michael Matz  <matz@suse.de>
5974
5975         * cgraphbuild.c (record_reference): Canonicalize constructor values.
5976         * gimple-fold.c (canonicalize_constructor_val): Accept being called
5977         without function context.
5978         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
5979         current_function_decl and cfun.
5980
5981 2011-04-03  Michael Matz  <matz@suse.de>
5982
5983         * tree.c (decl_init_priority_insert): Don't create entry for
5984         default priority.
5985         (decl_fini_priority_insert): Ditto.
5986         (fields_compatible_p, find_compatible_field): Remove.
5987         * tree.h (fields_compatible_p, find_compatible_field): Remove.
5988         * gimple.c (gimple_compare_field_offset): Adjust block comment.
5989
5990 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
5991
5992         * combine.c (try_combine): Remove useless local variable.
5993
5994 2011-04-03  Richard Guenther  <rguenther@suse.de>
5995             Ira Rosen  <ira.rosen@linaro.org>
5996
5997         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
5998         non-variable offsets and compare the remaining bases of the two
5999         accesses instead of looking for exact same data-ref.
6000
6001 2011-04-02  Kai Tietz  <ktietz@redhat.com>
6002
6003         PR target/48416
6004         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
6005
6006         * i386.c (ix86_is_msabi_thiscall): New helper function.
6007         (ix86_is_type_thiscall): New helper function.
6008         (ix86_comp_type_attributes): Handle thiscall for method-functions
6009         special.
6010         (init_cumulative_args): Likewise.
6011         (find_drap_reg): Likewise.
6012         (ix86_static_chain): Likewise.
6013         (x86_this_parameter): Likewise.
6014         (x86_output_mi_thunk): Likewise.
6015
6016 2011-04-01  Olivier Hainque  <hainque@adacore.com>
6017             Nicolas Setton  <setton@adacore.com>
6018             Eric Botcazou  <ebotcazou@adacore.com>
6019
6020         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
6021         (add_gnat_descriptive_type_attribute): New function.
6022         (gen_array_type_die): Call it.
6023         (gen_enumeration_type_die): Likewise.
6024         (gen_struct_or_union_type_die): Likewise.
6025         (modified_type_die): Likewise.
6026         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
6027         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
6028         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
6029
6030 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6031
6032         PR bootstrap/48148
6033         * dwarf2out.c (resolve_addr): Don't call force_decl_die
6034         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
6035
6036         Revert:
6037         2011-03-17  Richard Guenther  <rguenther@suse.de>
6038
6039         PR bootstrap/48148
6040         * lto-cgraph.c (input_overwrite_node): Clear the abstract
6041         origin for decls in other ltrans units.
6042         (input_varpool_node): Likewise.
6043
6044 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
6045
6046         PR middle-end/48335
6047         * expr.c (expand_assignment): Handle all possibilities
6048         if TO_RTX is CONCAT.
6049         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
6050         (store_split_bit_field): If SUBREG_REG (op0) or
6051         op0 itself has smaller mode than word, return it
6052         for offset 0 and const0_rtx for out-of-bounds stores.
6053         If word is const0_rtx, skip it.
6054
6055 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6056
6057         * config/h8300/h8300.c (print_operand_address): Rename to...
6058         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6059         Call h8300_print_operand and h8300_print_operand_address instead of
6060         print_operand and print_operand_address. Declare.
6061         (print_operand): Renake to...
6062         (h8300_print_operand): ...this. Make static. Adjust comments.
6063         Call h8300_print_operand instead of print_operand. Declare.
6064         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6065         (h8300_register_move_cost): Likewise.
6066         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6067         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6068         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6069         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6070         * config/h8300/h8300-protos.h (print_operand): Delete.
6071         (print_operand_address): Delete.
6072
6073 2011-04-01  Richard Henderson  <rth@redhat.com>
6074
6075         PR 48400
6076         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6077         in strict mode before dwarf4.  Re-order tests to early out
6078         before switching sections.
6079
6080 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6081
6082         * config/h8300/constraints.md: New file.
6083         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6084         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6085         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6086         * config/h8300/predicates.md (bit_operand): Likewise.
6087         (incdec_operand): Use satisfies_constraint_M and
6088         satisfies_constraint_O.  Don't use C code block.
6089         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6090         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6091         (compute_mov_length): Use satisfies_constraint_G.
6092         (fix_bit_operand): Use satisfies_constraint_U.
6093         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6094         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6095         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6096         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6097         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6098         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6099         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6100         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6101         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6102         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6103         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6104         (EXTRA_MEMORY_CONSTRAINT): Delete.
6105
6106 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6107             Michael Meissner  <meissner@linux.vnet.ibm.com>
6108
6109         PR target/48262
6110         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6111         operands, as per the specifications.
6112
6113         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6114         (vec_extract_evenv4sf): Ditto.
6115         (vec_extract_evenv8hi): Ditto.
6116         (vec_extract_evenv16qi): Ditto.
6117         (vec_extract_oddv4si): Ditto.
6118
6119 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6120
6121         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6122         high_pc attribute if the CU has no associated code. Only output
6123         DW_AT_entry_pc for CU if not generating strict dwarf and
6124         dwarf_version < 4.
6125
6126 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6127
6128         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6129         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6130         out of ...
6131         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6132         * final.c (final_start_function): Call the new function rather
6133         than using a NULL argument for dwarf2out_frame_debug.
6134
6135         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6136         that contains the prologue.
6137
6138         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6139         changed.  Print it in debugging output.
6140
6141         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6142
6143         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6144         Split most of the code into...
6145         (begin_move_insn): ... here.  New function.
6146         (ebb_sched_info): Add a pointer to it.
6147         * haifa-sched.c (scheduled_insns): New static variable.
6148         (sched_extend_ready_list): Allocate it.
6149         (schedule_block): Use it to record the order of scheduled insns.
6150         Perform RTL changes to move insns only after all scheduling
6151         decisions have been made.
6152         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6153         begin_move_insn field.
6154         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6155         * sched-int.h (struct haifa_sched_info): Remove second argument
6156         from begin_schedule_ready hook.  Add new member begin_move_insn.
6157         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6158         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6159
6160         * haifa-sched.c (prune_ready_list): New function, broken out of
6161         schedule_block.
6162         (schedule_block): Use it.
6163
6164 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6165
6166         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6167
6168 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6169
6170         * config.gcc (*-*-mingw*): Allow as option the
6171         posix threading model.
6172         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6173         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6174         definition.
6175         (CPP_SPEC): Add pthread/no-pthread handling.
6176         (LIB_SPEC): Likewise.
6177         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6178         (LIB_SPEC): Likewise.
6179         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6180         flag to pass -pthread option for shared libgcc build.
6181         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6182         for shared libgcc build.
6183         * config/i386/t-mingw-pthread: New file.
6184         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6185         New define to enable use of library pthread by default.
6186         * config/i386/mingw.opt (pthread): New driver option.
6187         (no-pthread): New driver option.
6188         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6189         * config/i386/mingw-w64.opt: Likewise.
6190
6191 2011-04-01  Gary Funck <gary@intrepid.com>
6192
6193         * c-decl.c (grokdeclarator): Fix formatting.
6194
6195 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6196
6197         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6198         instead of n_operands.
6199         (set_storage_via_setmem): Likewise.
6200         * optabs.c (maybe_gen_insn): Likewise.
6201         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6202         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6203         (mips_expand_builtin_direct): Likewise.
6204         * config/spu/spu.c (expand_builtin_args): Likewise.
6205
6206 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6207
6208         * recog.h (insn_data_d): Add n_generator_args.
6209         * genoutput.c (data): Likewise.
6210         (output_insn_data): Print it.
6211         (max_opno, num_dups): Delete.
6212         (scan_operands): Just fill in "d->operand[...]".
6213         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6214
6215 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6216
6217         * gensupport.h (pattern_stats): New structure.
6218         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6219         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6220         (max_operand_1, max_operand_vec): Delete.
6221         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6222
6223 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6224
6225         * emit-rtl.c (emit_pattern_after_setloc): New function.
6226         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6227         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6228         (emit_pattern_after): New function.
6229         (emit_insn_after, emit_jump_insn_after): Call it.
6230         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6231         (emit_pattern_before_setloc): New function.
6232         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6233         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6234         Likewise.
6235         (emit_pattern_before): New function.
6236         (emit_insn_before, emit_jump_insn_before): Call it.
6237         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6238
6239 2011-03-31  Richard Henderson  <rth@redhat.com>
6240
6241         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6242         (dw_separate_line_info_entry): Remove.
6243         (enum dw_line_info_opcode): New.
6244         (dw_line_info_entry): Use it.
6245         (dw_line_info_table, dw_line_info_table_p): New.
6246         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6247         (line_info_table, line_info_label_num): Remove.
6248         (line_info_table_in_use): Remove.
6249         (separate_line_info_table): Remove.
6250         (separate_line_info_table_allocated): Remove.
6251         (separate_line_info_table_in_use): Remove.
6252         (LINE_INFO_TABLE_INCREMENT): Remove.
6253         (line_info_label_num): New.
6254         (cur_line_info_table): New.
6255         (text_section_line_info, cold_text_section_line_info): New.
6256         (separate_line_info): New.
6257         (SEPARATE_LINE_CODE_LABEL): Remove.
6258         (print_dwarf_line_table): Remove.
6259         (debug_dwarf): Don't dump it.
6260         (output_one_line_info_table): New.
6261         (output_line_info): Use it.
6262         (new_line_info_table): New.
6263         (set_cur_line_info_table): New.
6264         (dwarf2out_switch_text_section): Use it.
6265         (dwarf2out_begin_function): Likewise.
6266         (push_dw_line_info_entry): New.
6267         (dwarf2out_source_line): Rewrite for new line info tables.
6268         (dwarf2out_init): Remove dead initailizations.
6269
6270 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6271
6272         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6273         various flags.
6274         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6275         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6276         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6277         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6278         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6279         * opt-functions.awk (flag_init, switch_bit_fields): New.
6280         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6281         generate CL_MISSING_OK or CL_SAVE.
6282         * optc-gen.awk: Update to generate bit-field output as well as
6283         flags field.
6284         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6285         bit-field instead of CL_REJECT_DRIVER flag.
6286         * opts-common.c (generate_canonical_option,
6287         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6288         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6289         instead of CL_REJECT_NEGATIVE flag.
6290         * toplev.c (print_switch_values): Use cl_report bit-field instead
6291         of CL_REPORT flag.
6292
6293 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6294
6295         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6296         a zero minimum index only if it is redundant.
6297
6298 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6299
6300         PR rtl-optimization/48381
6301         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6302         instead of ira_class_hard_reg_index for calculating conflicting
6303         hard registers.
6304
6305 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6306
6307         * cprop.c: Clean up hash table building.
6308         (reg_avail_info): Remove.
6309         (oprs_available_p): Remove.
6310         (record_last_reg_set_info): Remove.
6311         (record_last_set_info): Remove.
6312         (reg_available_p): New function.
6313         (gcse_constant_p): Do not treat unfolded conditions as constants.
6314         (make_set_regs_unavailable): New function.
6315         (hash_scan_set): Simplify with new reg_available_p.
6316         (compute_hash_table_work): Traverse insns stream only once.
6317         Do not compute reg_avail_info. Traverse insns in reverse order.
6318         Record implicit sets after recording explicit sets from the block.
6319
6320 2011-03-31  Michael Matz  <matz@suse.de>
6321
6322         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6323
6324 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6325
6326         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6327         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6328         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6329         (h8300_mode_dependent_address_p): New function.
6330         (h8300_get_index): Make static.
6331
6332 2011-03-31  Jeff Law  <law@redhat.com>
6333
6334         * reload1.c (elimination_effects): Fix typo in recent change.
6335
6336         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6337         typo potentially leading to null pointer dereference.
6338
6339         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6340         (setup_save_areas): Corresponding changes to avoid useless
6341         assignments.
6342
6343         * jump.c (reversed_comparison_code_parts): Avoid successive return
6344         statements when REVERSE_CONDITION is defined.
6345
6346         * expr.c (expand_assignment): Avoid useless assignments.
6347         (expand_expr_real_1): Likewise.
6348         (expand_expr_real_2): Avoid useless statements.
6349
6350         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6351
6352         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6353
6354         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6355         statements.
6356
6357         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6358
6359 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6360
6361         PR target/47109
6362         * doc/tm.texi.in (TARGET_VERSION): Remove.
6363         * doc/tm.texi: Regenerate.
6364         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6365         * collect2.c (main): Don't use TARGET_VERSION.
6366         * mips-tdump.c (main): Don't use TARGET_VERSION.
6367         * mips-tfile.c (main): Don't use TARGET_VERSION.
6368         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6369         * config/rs6000/vxworksae.h: Remove.
6370         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6371         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6372         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6373         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6374         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6375         * config/arm/arm.h (TARGET_VERSION): Remove.
6376         * config/arm/coff.h (TARGET_VERSION): Remove.
6377         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6378         * config/arm/elf.h (TARGET_VERSION): Remove.
6379         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6380         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6381         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6382         * config/arm/pe.h (TARGET_VERSION): Remove.
6383         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6384         * config/arm/semi.h (TARGET_VERSION): Remove.
6385         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6386         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6387         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6388         * config/avr/avr.h (TARGET_VERSION): Remove.
6389         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6390         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6391         * config/frv/frv.h (TARGET_VERSION): Remove.
6392         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6393         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6394         * config/i386/darwin.h (TARGET_VERSION): Remove.
6395         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6396         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6397         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6398         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6399         * config/i386/gnu.h (TARGET_VERSION): Remove.
6400         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6401         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6402         * config/i386/linux.h (TARGET_VERSION): Remove.
6403         * config/i386/linux64.h (TARGET_VERSION): Remove.
6404         * config/i386/lynx.h (TARGET_VERSION): Remove.
6405         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6406         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6407         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6408         * config/i386/netware.h (TARGET_VERSION): Remove.
6409         * config/i386/nto.h (TARGET_VERSION): Remove.
6410         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6411         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6412         * config/ia64/elf.h (TARGET_VERSION): Remove.
6413         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6414         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6415         * config/ia64/linux.h (TARGET_VERSION): Remove.
6416         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6417         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6418         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6419         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6420         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6421         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6422         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6423         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6424         * config/m68k/linux.h (TARGET_VERSION): Remove.
6425         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6426         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6427         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6428         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6429         * config/mep/mep.h (TARGET_VERSION): Remove.
6430         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6431         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6432         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6433         * config/mips/linux.h (TARGET_VERSION): Remove.
6434         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6435         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6436         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6437         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6438         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6439         * config/pa/pa.h (TARGET_VERSION): Remove.
6440         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6441         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6442         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6443         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6444         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6445         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6446         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6447         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6448         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
6449         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
6450         * config/rs6000/linux.h (TARGET_VERSION): Remove.
6451         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
6452         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
6453         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
6454         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
6455         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
6456         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
6457         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
6458         * config/s390/linux.h (TARGET_VERSION): Remove.
6459         * config/s390/s390.h (TARGET_VERSION): Remove.
6460         * config/s390/tpf.h (TARGET_VERSION): Remove.
6461         * config/score/score.h (TARGET_VERSION): Remove.
6462         * config/sh/linux.h (TARGET_VERSION): Remove.
6463         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
6464         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
6465         * config/sh/sh.h (TARGET_VERSION): Remove.
6466         * config/sh/sh64.h (TARGET_VERSION): Remove.
6467         * config/sh/superh.h (TARGET_VERSION): Remove.
6468         * config/sh/vxworks.h (TARGET_VERSION): Remove.
6469         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
6470         * config/sparc/linux.h (TARGET_VERSION): Remove.
6471         * config/sparc/linux64.h (TARGET_VERSION): Remove.
6472         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
6473         TARGET_NAME32, TARGET_NAME): Remove.
6474         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
6475         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
6476         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
6477         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
6478         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
6479         * config/spu/spu.h (TARGET_VERSION): Remove.
6480         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
6481         * config/v850/v850.h (TARGET_VERSION): Remove.
6482         * config/vax/linux.h (TARGET_VERSION): Remove.
6483         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
6484         * config/xtensa/elf.h (TARGET_VERSION): Remove.
6485         * config/xtensa/linux.h (TARGET_VERSION): Remove.
6486
6487 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6488
6489         PR target/48142
6490         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
6491         frame-related from frame-unrelated adjustments to the stack pointer.
6492
6493 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
6494
6495         * common.opt (fdebug-types-section): Move earlier.
6496         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
6497
6498 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
6499
6500         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
6501         var.
6502
6503 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
6504
6505         * tree.h (CASE_CHAIN): Define.
6506         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
6507         (gimple_redirect_edge_and_branch): Likewise.
6508
6509 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6510
6511         PR middle-end/48367
6512         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
6513         calculation.
6514
6515 2011-03-30  Jeff Law  <law@redhat.com>
6516
6517         * PR bootstrap/48371
6518         * reload1.c (reload): Fix botch in last change.
6519
6520         * reload.h (struct reload): Fix typo introduced in last change.
6521
6522 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6523
6524         * config/arm/arm.opt (mhard-float, msoft-float): Mark
6525         Undocumented.  Remove help text.
6526         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
6527         -mhard-float.
6528
6529 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6530
6531         * doc/options.texi (NegativeAlias): Document.
6532         (Alias): Mention NegativeAlias.
6533         * opt-functions.awk: Handle NegativeAlias.
6534         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
6535         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
6536         * opts.h (CL_NEGATIVE_ALIAS): Define.
6537         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
6538         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
6539         OPT_mspe_.
6540         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
6541         Alias entries.
6542         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
6543         mno-spe and mno-isel instead of mspe=no and -misel=no.
6544
6545 2011-03-29  Mark Wielaard  <mjw@redhat.com>
6546
6547         * common.opt (fdebug-types-section): New flag.
6548         * doc/invoke.texi: Document new -fno-debug-types-section flag.
6549         * dwarf2out.c (use_debug_types): New define.
6550         (struct die_struct): Mark die_id with GTY desc use_debug_types.
6551         (print_die): Guard output of type unit signatures using
6552         use_debug_types.
6553         (build_abbrev_table): Replace assert of dwarf_version >= 4
6554         with assert on use_debug_types.
6555         (size_of_die): Likewise.
6556         (unmark_dies): Likewise.
6557         (value_format): Decide AT_ref_external form on use_debug_types.
6558         (output_die): Replace dwarf_version version check guard with
6559         use_debug_types where appropriate.
6560         (modified_type_die): Likewise.
6561         (gen_reference_type_die): Likewise.
6562         (dwarf2out_start_source_file): Likewise.
6563         (dwarf2out_end_source_file): Likewise.
6564         (prune_unused_types_walk_attribs): Likewise.
6565         (dwarf2out_finish): Likewise.
6566
6567 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6568
6569         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6570
6571 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6572
6573         PR rtl-optimization/48332
6574         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6575         mode of input operand N and modeN to its actual mode.
6576
6577 2011-03-30  Jeff Law  <law@redhat.com>
6578
6579         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6580         define accessor macro.
6581         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6582         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6583         (reg_equiv_init): Likewise.
6584         (reg_equivs_size): New variable.
6585         (reg_equiv_init_size): Remove.
6586         (allocate_initial_values): Move prototype to here from....
6587         * integrate.h (allocate_initial_values): Remove prototype.
6588         * integrate.c: Include reload.h.
6589         (allocate_initial_values): Corresponding changes.
6590         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6591         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6592         (update_equiv_regs): Corresponding changes.
6593         (ira): Corresponding changes.
6594         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6595         (push_secondary_reload): Corresponding changes.
6596         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6597         (make_memloc, find_reloads_address): Corresponding changes.
6598         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6599         (find_reloads_address_1): Corresponding changes.
6600         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6601         (refers_to_regno_for_reload_p): Corresponding changes.
6602         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6603         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6604         * reload1.c: Include ggc.h.
6605         (grow_reg_equivs): New function.
6606         (replace_pseudos_in, reload): Corresponding changes.
6607         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6608         (eliminate_regs_1, elimination_effects): Corresponding changes.
6609         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6610         (delete_output_reload): Likewise.
6611         * caller-save.c (mark_referenced_regs): Corresponding changes.
6612         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6613         * frv/predicates.md (frv_load_operand): Corresponding changes.
6614         * microblaze/microblaze.c (double_memory_operand): Corresponding
6615         changes.
6616         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6617         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6618         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6619         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6620         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6621         changes.
6622         * pa/pa.c (emit_move_sequence): Corresponding changes.
6623         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6624
6625 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6626
6627         PR target/47551
6628         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6629         structure modes.  Don't check neon_vector_mem_operand for
6630         vector or structure modes.
6631
6632 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6633             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6634
6635         PR target/43590
6636         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6637         operand 1 and reshuffle the operands to match.
6638         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
6639
6640 2011-03-30  Christian Schüler  <cschueler@gmx.de>
6641
6642         PR driver/48208
6643         * config/c.opt (F): Added 'Driver' to -F option.
6644
6645         PR driver/48260
6646         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
6647           handler function.
6648         * config/darwin.opt: Added '-arch' option.
6649
6650 2011-03-30  Nick Clifton  <nickc@redhat.com>
6651
6652         * config/rx/rx.md: Add peepholes and patterns to combine
6653         extending loads and simple arithmetic instructions.
6654         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
6655         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
6656         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
6657         modes to use pre-decrement and post-increment addressing.
6658         (rx_is_restricted_memory_address): Add range checking of REG+INT
6659         addresses.
6660         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
6661         (rx_memory_move_cost): Adjust cost of stores.
6662         (rx_adjust_insn_length): New function.
6663
6664 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
6665
6666         PR c/48305
6667         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
6668         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
6669         matching arg00/arg01 types.
6670
6671 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
6672
6673         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
6674         last_location to UNKNOWN_LOCATION.
6675
6676 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
6677
6678         PR target/48349
6679         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
6680         FLOAT_SSE_REGS.
6681
6682 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6683             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6684
6685         PR bootstrap/48337
6686         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
6687         Init(PROCESSOR_V7).
6688         (sparc_cpu): Likewise.
6689         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
6690         PROCESSOR_V7.
6691
6692 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6693
6694         PR target/48336
6695         PR middle-end/48342
6696         PR rtl-optimization/48345
6697         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
6698         hard regs for given mode from profitable regs when doing secondary
6699         allocation.
6700
6701 2011-03-29  Jeff Law  <law@redhat.com>
6702
6703         PR bootstrap/48327
6704         * tree-ssa-threadupdate.c (struct redirection_data): Remove
6705         do_not_duplicate field.
6706         (lookup_redirection_data): Corresponding changes.
6707         (create_duplicates): Always create a template block.
6708         (redirect_edges): Remove code which reused the original block
6709         when it was going to become unreachable code.
6710         (thread_block): Don't set do_not_duplicate field.
6711
6712 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
6713
6714         * lto-opts.c (register_user_option_p, lto_register_user_option):
6715         Make type argument unsigned.
6716         * lto-streamer.h (lto_register_user_option): Make type argument
6717         unsigned.
6718         * opth-gen.awk: Make CL_* macros unsigned.
6719         * opts-common.c (find_opt): Make lang_mask argument unsigned.
6720         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
6721         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
6722         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
6723         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
6724         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
6725         (find_opt): Make lang_mask argument unsigned.
6726
6727 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6728
6729         PR rtl-optimization/48331
6730         PR rtl-optimization/48334
6731         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
6732         for any used algorithm.
6733
6734 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6735
6736         * ira-conflicts.c (build_object_conflicts): Add unused attribute
6737         to parent_max.
6738
6739 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
6740
6741         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
6742         (alpha_option_override): Don't set alpha_sr_alias_set.
6743         (emit_frame_store_1): Use gen_frame_mem rather than calling
6744         set_mem_alias_set.
6745         (alpha_expand_epilogue): Ditto.
6746
6747 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
6748
6749         PR tree-optimization/48290
6750         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
6751         vectorization, check that relevant phis in the basic block after
6752         the inner loop are really inner loop's exit phis.
6753
6754 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
6755
6756         PR debug/48190
6757         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
6758         (cached_dw_loc_list_def): New structure.
6759         (cached_dw_loc_list): New typedef.
6760         (cached_dw_loc_list_table): New variable.
6761         (cached_dw_loc_list_table_hash): New function.
6762         (cached_dw_loc_list_table_eq): Likewise.
6763         (add_location_or_const_value_attribute): Take a bool cache_p.
6764         Cache the list when the parameter is true.
6765         (gen_formal_parameter_die): Update caller.
6766         (gen_variable_die): Likewise.
6767         (dwarf2out_finish): Likewise.
6768         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
6769         while generating debug info for the decl.
6770         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
6771         (dwarf2out_init): Initialize cached_dw_loc_list_table.
6772         (resolve_addr): Cache the result of resolving a chain of
6773         location lists.
6774
6775 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
6776
6777         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
6778         conflict object hard regset nodes have intersecting hard reg sets.
6779
6780         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
6781         after regstat_init_n_sets_and_refs.
6782
6783         * ira.c: Add more comments at the top.
6784         (setup_stack_reg_pressure_class, setup_pressure_classes):
6785         Add comments how we compute the register pressure classes.
6786         (setup_allocno_and_important_classes): Add more comments.
6787         (setup_class_translate_array, reorder_important_classes)
6788         (setup_reg_class_relations): Add comments.
6789
6790         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
6791         start of the file.
6792
6793         * ira-color.c: Add 2011 to the Copyright line.
6794         (assign_hard_reg):  Add more comments.
6795         (improve_allocation): Ditto.
6796
6797         * ira-costs.c: Add 2011 to the Copyright line.
6798         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
6799         comments.
6800         (setup_regno_cost_classes_by_mode): Ditto.
6801
6802         Initial patches from ira-improv branch:
6803
6804         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6805
6806         * ira-build.c (ira_create_object): Remove initialization of
6807         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
6808         (ira_create_allocno): Remove initialization of
6809         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
6810         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
6811         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6812         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
6813         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
6814         Initialize ALLOCNO_ADD_DATA.
6815         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
6816         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
6817         ALLOCNO_REG.
6818         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
6819         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
6820
6821         * ira.c (ira_reallocate): Remove.
6822         (setup_pressure_classes): Call
6823         ira_init_register_move_cost_if_necessary.  Use
6824         ira_register_move_cost instead of ira_get_register_move_cost.
6825         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
6826         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
6827
6828         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
6829         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6830         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
6831         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
6832         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
6833         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
6834         Fix formatting.
6835         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
6836         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6837         (struct allocno_color_data): New.
6838         (allocno_color_data_t): New typedef.
6839         (allocno_color_data): New definition.
6840         (ALLOCNO_COLOR_DATA): New macro.
6841         (struct object_color_data): New.
6842         (object_color_data_t): New typedef.
6843         (object_color_data): New definition.
6844         (OBJECT_COLOR_DATA): New macro.
6845         (update_copy_costs, calculate_allocno_spill_cost): Call
6846         ira_init_register_move_cost_if_necessary.  Use
6847         ira_register_move_cost instead of ira_get_register_move_cost.
6848         (move_spill_restore, update_curr_costs): Ditto.
6849         (allocno_spill_priority): Make it inline.
6850         (color_pass): Allocate and free allocno_color_dat and object_color_data.
6851         (struct coalesce_data, coalesce_data_t): New.
6852         (allocno_coalesce_data): New definition.
6853         (ALLOCNO_COALESCE_DATA): New macro.
6854         (merge_allocnos, coalesced_allocno_conflict_p): Use
6855         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
6856         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
6857         (coalesce_allocnos): Ditto.
6858         (setup_coalesced_allocno_costs_and_nums): Ditto.
6859         (collect_spilled_coalesced_allocnos): Ditto.
6860         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
6861         (setup_slot_coalesced_allocno_live_ranges): Ditto.
6862         (coalesce_spill_slots): Ditto.
6863         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
6864         free allocno_coalesce_data.
6865
6866         * ira-conflicts.c: Fix formatting.
6867         (process_regs_for_copy): Call
6868         ira_init_register_move_cost_if_necessary.  Use
6869         ira_register_move_cost instead of ira_get_register_move_cost.
6870         (build_object_conflicts): Optimize.
6871
6872         * ira-costs.c (record_reg_classes): Optimize.  Call
6873         ira_init_register_move_cost_if_necessary.  Use
6874         ira_register_move_cost, ira_may_move_in_cost, and
6875         ira_may_move_out_cost instead of ira_get_register_move_cost and
6876         ira_get_may_move_cost.
6877         (record_address_regs): Ditto.
6878         (scan_one_insn): Optimize.
6879         (find_costs_and_classes): Optimize.
6880         (process_bb_node_for_hard_reg_moves): Call
6881         ira_init_register_move_cost_if_necessary.  Use
6882         ira_register_move_cost instead of ira_get_register_move_cost.
6883
6884         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
6885         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
6886         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
6887         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
6888         definitions.
6889         (ira_initiate_emit_data, ira_finish_emit_data)
6890         (create_new_allocno): New functions.
6891         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
6892         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
6893         Use ira_register_move_cost instead of ira_get_register_move_cost.
6894
6895         * ira-int.h: Fix some comments.
6896         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
6897         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6898         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
6899         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
6900         add_data.
6901         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
6902         bitfield after mode.  Make hard_regno a short int.  Make
6903         hard_regno short.  Remove first_coalesced_allocno and
6904         next_coalesced_allocno.  Move mem_optimized_dest_p,
6905         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
6906         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
6907         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
6908         temp, colorable_p.  Add new member add_data.
6909         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
6910         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
6911         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
6912         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
6913         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
6914         (ALLOCNO_ADD_DATA): New macro.
6915         (ira_emit_data_t): New typedef.
6916         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
6917         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
6918         from struct ira_allocno.
6919         (ALLOCNO_EMIT_DATA): New macro.
6920         (ira_allocno_emit_data, allocno_emit_reg): New.
6921         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
6922         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
6923         (OBJECT_ADD_DATA): New macro.
6924         (ira_reallocate): Remove.
6925         (ira_initiate_emit_data, ira_finish_emit_data): New.
6926         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
6927         (ira_init_register_move_cost_if_necessary): New.
6928         (ira_object_conflict_iter_next): Merge into
6929         ira_object_conflict_iter_cond.
6930         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
6931
6932         * ira-live.c (process_single_reg_class_operands): Call
6933         ira_init_register_move_cost_if_necessary.  Use
6934         ira_register_move_cost instead of ira_get_register_move_cost.
6935
6936         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6937
6938         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
6939
6940         * ira-costs.c: Fix formatting.
6941         (cost_classes, cost_classes_num): Remove.
6942         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
6943         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
6944         (cost_classes_del, cost_classes_htab): New.
6945         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
6946         (initiate_regno_cost_classes, setup_cost_classes): New.
6947         (setup_regno_cost_classes_by_aclass): New.
6948         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
6949         (record_reg_classes): Use regno_cost_classes instead of
6950         cost_classes.  Move checking opposite operand up.
6951         (record_address_regs): Use regno_cost_classes
6952         instead of cost_classes.
6953         (scan_one_insn): Ditto.  Use always general register.
6954         (print_allocno_costs): Use regno_cost_classes instead of
6955         cost_classes.
6956         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
6957         (find_costs_and_classes): Set up cost classes for each registers.
6958         Use also their mode for this.  Use regno_cost_classes instead of
6959         cost_classes.
6960         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
6961         cost_classes.
6962         (free_ira_costs, ira_init_costs): Don't use cost_classes.
6963         (ira_costs, ira_set_pseudo_classes): Call
6964         initiate_regno_cost_classes and finish_regno_cost_classes.
6965
6966         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
6967
6968         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
6969
6970         * target.def (ira_cover_classes): Remove.
6971
6972         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
6973
6974         * doc/tm.texi.in: Ditto.
6975
6976         * ira-conflicts.c: Remove mentioning cover classes from the file.
6977         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
6978         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
6979
6980         * targhooks.c (default_ira_cover_classes): Remove.
6981
6982         * targhooks.h (default_ira_cover_classes): Ditto.
6983
6984         * haifa-sched.c: Remove mentioning cover classes from the file.
6985         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
6986         ira_pressure_classes and ira_pressure_classes_num instead of
6987         ira_reg_class_cover_size and ira_reg_class_cover.  Use
6988         sched_regno_pressure_class instead of sched_regno_cover_class.
6989         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
6990         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
6991
6992         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
6993         classes from the file.
6994         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
6995         (struct object_hard_regs, struct object_hard_regs_node): New.
6996         (struct ira_object): New members profitable_hard_regs,
6997         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
6998         (struct ira_allocno): Rename cover_class to aclass.  Rename
6999         cover_class_cost and updated_cover_class_cost to class_cost and
7000         updated_class_cost.  Remove splay_removed_p and
7001         left_conflict_size.  Add new members colorable_p.
7002         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
7003         (ALLOCNO_COLORABLE_P): New macro.
7004         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
7005         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
7006         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
7007         (OBJECT_...): Rename parameter C to O.
7008         (OBJECT_PROFITABLE_HARD_REGS): New macro.
7009         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
7010         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
7011         (struct target_ira_int): New members x_ira_max_memory_move_cost,
7012         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
7013         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
7014         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
7015         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
7016         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
7017         x_ira_reg_class_subunion.
7018         (ira_max_memory_move_cost, ira_max_register_move_cost)
7019         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
7020         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
7021         (ira_important_class_nums, ira_reg_class_superunion): New macros.
7022         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
7023         (ira_reg_class_union): Rename to ira_reg_class_subunion.
7024         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7025         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7026         (ira_tune_allocno_costs_and_cover_classes): Rename to
7027         ira_tune_allocno_costs.
7028         (ira_debug_hard_regs_forest): New.
7029         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
7030         (ira_object_conflict_iter_next): Fix comments.
7031         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
7032         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
7033         cover_class to aclass.
7034         (ira_allocate_and_accumulate_costs): Ditto.
7035         (ira_allocate_and_set_or_copy_costs): Ditto.
7036
7037         * opts.c (decode_options): Remove ira_cover_class check.
7038
7039         * ira-color.c: Remove mentioning cover classes from the file.  Use
7040         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
7041         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
7042         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7043         (splay-tree.h): Remove include.
7044         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
7045         before copy_freq_compare_func.
7046         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
7047         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
7048         New definitions.
7049         (hard_regs_roots, hard_regs_node_vec): Ditto.
7050         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
7051         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
7052         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
7053         (create_new_object_hard_regs_node): Ditto.
7054         (add_new_object_hard_regs_node_to_forest): Ditto.
7055         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7056         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7057         Ditto.
7058         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7059         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7060         (remove_unused_object_hard_regs_nodes): Ditto.
7061         (enumerate_object_hard_regs_nodes): Ditto.
7062         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7063         (object_hard_regs_subnode_t): Ditto.
7064         (struct object_hard_regs_subnode): Ditto.
7065         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7066         (setup_object_hard_regs_subnode_index): Ditto.
7067         (get_object_hard_regs_subnodes_num): Ditto.
7068         (form_object_hard_regs_nodes_forest): Ditto.
7069         (finish_object_hard_regs_nodes_tree): Ditto.
7070         (finish_object_hard_regs_nodes_forest): Ditto.
7071         (allocnos_have_intersected_live_ranges_p): Rename to
7072         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7073         (pseudos_have_intersected_live_ranges_p): Rename to
7074         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7075         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7076         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7077         (update_copy_costs): Remove assert.  Skip cost update if the hard
7078         reg does not belong the class.
7079         (assign_hard_reg): Process only profitable hard regs.
7080         (uncolorable_allocnos_num): Make it scalar.
7081         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7082         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7083         and ira_reg_class_max_nregs.
7084         (bucket_allocno_compare_func): Check frequency first.
7085         (sort_bucket): Add compare function as a parameter.
7086         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7087         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7088         (push_allocno_to_stack): Rewrite for checking new allocno
7089         colorability.
7090         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7091         (push_only_colorable): Pass new parameter to sort_bucket.
7092         (push_allocno_to_spill): Remove.
7093         (allocno_spill_priority_compare): Make it inline and rewrite.
7094         (splay_tree_allocate, splay_tree_free): Remove.
7095         (allocno_spill_sort_compare): New function.
7096         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7097         build and use splay tree.  Choose first allocno in uncolorable
7098         allocno bucket to spill.  Remove setting spill cost.
7099         (all_conflicting_hard_regs): Remove.
7100         (setup_allocno_available_regs_num): Check only profitable hard
7101         regs.  Print info about hard regs nodes.
7102         (setup_allocno_left_conflicts_size): Remove.
7103         (put_allocno_into_bucket): Don't call
7104         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7105         (improve_allocation): New.
7106         (color_allocnos): Call setup_profitable_hard_regs,
7107         form_object_hard_regs_nodes_forest, improve_allocation,
7108         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7109         (print_loop_title): Use pressure classes.
7110         (color_allocnso): Ditto.
7111         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7112         and allocnos_for_spilling.
7113         (ira_sort_regnos_for_alter_reg): Don't setup members
7114         {first,next}_coalesced_allocno.
7115         (color): Remove allocating and freeing removed_splay_allocno_vec.
7116         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7117         prohibited_class_mode_regs.
7118
7119         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7120         formatting.
7121         (update_allocno_pressure_excess_length): Use pressure classes.
7122         (inc_register_pressure, dec_register_pressure): Check for pressure
7123         class.
7124         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7125         pressure class.  Use ira_reg_class_nregs instead of
7126         ira_reg_class_max_nregs.
7127         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7128         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7129         (single_reg_class): Use ira_reg_class_nregs instead of
7130         ira_reg_class_max_nregs.
7131         (process_bb_node_lives): Use pressure classes.
7132
7133         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7134         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7135         (change_loop): Use pressure classes.
7136         (modify_move_list): Call ira_set_allocno_class instead of
7137         ira_set_allocno_cover_class.
7138
7139         * ira-build.c: Remove mentioning cover classes from the file.  Use
7140         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7141         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7142         ALLOCNO_UPDATED_CLASS_COST instead of
7143         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7144         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7145         (ira_create_allocno): Remove initialization of
7146         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7147         ALLOCNO_COLORABLE_P.
7148         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7149         Update conflict regs for the objects.
7150         (create_cap_allocno): Remove assert.  Don't propagate
7151         ALLOCNO_AVAILABLE_REGS_NUM.
7152         (ira_free_allocno_costs): New function.
7153         (finish_allocno): Change a part of code into call of
7154         ira_free_allocno_costs.
7155         (low_pressure_loop_node_p): Use pressure classes.
7156         (object_range_compare_func): Don't compare classes.
7157         (setup_min_max_conflict_allocno_ids): Ditto.
7158
7159         * loop-invariant.c: Remove mentioning cover classes from the file.
7160         Use ira_pressure_classes and ira_pressure_classes_num instead of
7161         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7162         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7163         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7164         Use reg_allocno_class instead of reg_cover_class.
7165         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7166         STACK_REG_COVER_CLASS.
7167         (get_regno_cover_class): Rename to get_regno_pressure_class.
7168         (move_loop_invariants): Initialize and finalize regstat.
7169
7170         * ira.c: Remove mentioning cover classes from the file.  Add
7171         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7172         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7173         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7174         setup_class_subset_and_memory_move_costs.
7175         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7176         (setup_cover_and_important_classes): Rename to
7177         setup_allocno_and_important_classes.
7178         (setup_class_translate_array): New.
7179         (setup_class_translate): Call it for allocno and pressure classes.
7180         (cover_class_order): Rename to allocno_class_order.
7181         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7182         of ira_class_translate.
7183         (reorder_important_classes): Set up ira_important_class_nums.
7184         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7185         (print_class_cover): Rename to print_classes.  Add parameter.
7186         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7187         Print pressure classes too.
7188         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7189         setup_reg_subclasses.
7190         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7191         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7192         (setup_prohibited_class_mode_regs): Use
7193         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7194         (clarify_prohibited_class_mode_regs): New function.
7195         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7196         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7197         (ira_init_once): Initialize them.
7198         (free_register_move_costs): Process them.
7199         (ira_init): Move calls of find_reg_classes and
7200         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7201         Call clarify_prohibited_class_mode_regs.
7202         (ira_no_alloc_reg): Remove.
7203         (too_high_register_pressure_p): Use pressure classes.
7204
7205         * sched-deps.c: Remove mentioning cover classes from the file.
7206         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7207         ira_pressure_classes and ira_pressure_classes_num instead of
7208         ira_reg_class_cover_size and ira_reg_class_cover.
7209         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7210         sched_regno_pressure_class instead of sched_regno_cover_class.
7211         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7212         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7213
7214         * ira.h: Add 2010 to Copyright.
7215         (ira_no_alloc_reg): Remove external.
7216         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7217         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7218         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7219         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7220         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7221         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7222         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7223         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7224         x_ira_no_alloc_regs.
7225         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7226         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7227         ira_allocno_classes_num and ira_allocno_classes.
7228         (ira_class_translate): Rename to ira_allocno_class_translate.
7229         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7230         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7231         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7232         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7233         (ira_no_alloc_regs): New.
7234
7235         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7236         classes from the file.  Use ALLOCNO_CLASS instead of
7237         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7238         ALLOCNO_COVER_CLASS_COST.
7239         (regno_cover_class): Rename to regno_aclass.
7240         (record_reg_classes): Use ira_reg_class_subunion instead of
7241         ira_reg_class_union.
7242         (record_address_regs): Check overflow.
7243         (scan_one_insn): Ditto.
7244         (print_allocno_costs): Print total mem cost fore regional allocation.
7245         (print_pseudo_costs): Use REG_N_REFS.
7246         (find_costs_and_classes): Use classes intersected with them on the
7247         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7248         ira_reg_class_union.  Use ira_allocno_class_translate and
7249         regno_aclass instead of ira_class_translate and regno_cover_class.
7250         Modify code for finding regno_aclass.  Setup preferred classes for
7251         the next pass.
7252         (setup_allocno_cover_class_and_costs): Rename to
7253         setup_allocno_class_and_costs.  Use regno_aclass instead of
7254         regno_cover_class.  Use ira_set_allocno_class instead of
7255         ira_set_allocno_cover_class.
7256         (init_costs, finish_costs): Use regno_aclass instead of
7257         regno_cover_class.
7258         (ira_costs): Use setup_allocno_class_and_costs instead of
7259         setup_allocno_cover_class_and_costs.
7260         (ira_tune_allocno_costs_and_cover_classes): Rename to
7261         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7262         by processing objects.  Use ira_reg_class_max_nregs instead of
7263         ira_reg_class_nregs.
7264
7265         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7266
7267         * sched-int.h: Remove mentioning cover classes from the file.
7268         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7269
7270         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7271         classes from the file.
7272         (struct reg_pref): Rename coverclass into allocnoclass.
7273         (reg_cover_class): Rename to reg_allocno_class.
7274
7275         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7276
7277         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7278
7279         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7280
7281         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7282
7283         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7284
7285         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7286
7287         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7288
7289         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7290
7291         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7292
7293         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7294
7295         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7296         (i386_ira_cover_classes): Ditto.
7297
7298         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7299
7300         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7301
7302         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7303
7304         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7305
7306         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7307
7308         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7309
7310         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7311         (mips_ira_cover_classes): Ditto.
7312
7313         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7314
7315         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7316
7317         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7318
7319         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7320
7321         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7322
7323         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7324         (IRA_COVER_CLASSES_VSX): Ditto.
7325
7326         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7327         (rs6000_ira_cover_classes): Ditto.
7328
7329         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7330
7331         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7332
7333         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7334
7335         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7336
7337         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7338
7339         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7340
7341         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7342
7343         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7344
7345         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7346
7347         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7348
7349 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7350
7351         PR debug/48253
7352         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7353         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7354         dw_fde_unlikely_section_end_label, cold_in_std_section,
7355         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7356         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7357         fields.
7358         (output_fde): Use dw_fde_second_{begin,end} if second is
7359         true, otherwise dw_fde_{begin,end}.
7360         (output_call_frame_info): Test dw_fde_second_begin != NULL
7361         instead of dw_fde_switched_sections.
7362         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7363         fields, initialize new fields.  Initialize in_std_section
7364         unconditionally from the first partition.
7365         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7366         dw_fde_second_begin is non-NULL.
7367         (dwarf2out_switch_text_section): Stop initializing removed
7368         dw_fde_struct fields, initialize new fields, initialize
7369         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7370         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7371         (struct var_loc_list_def): Add last_before_switch field.
7372         (arange_table, arange_table_allocated, arange_table_in_use,
7373         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7374         (size_of_aranges): Count !in_std_section and !second_in_std_section
7375         hunks in fdes, instead of looking at arange_table_in_use.
7376         (output_aranges): Add aranges_length argument, don't call
7377         size_of_aranges here.  Instead of using aranges_table*
7378         emit ranges for fdes when !in_std_section resp.
7379         !second_in_std_section.
7380         (dw_loc_list): Break ranges crossing section switch.
7381         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7382         use dw_fde_second_end instead of dw_fde_end as end of last range.
7383         (gen_subprogram_die): Don't call add_arange.  Use
7384         dw_fde_{begin,end} for first partition and if switched
7385         section dw_fde_second_{begin,end} for the second.
7386         (var_location_switch_text_section_1,
7387         var_location_switch_text_section): New functions.
7388         (dwarf2out_begin_function): Initialize cold_text_section even
7389         when function_section () isn't text_section.
7390         (prune_unused_types): Don't walk arange_table.
7391         (dwarf2out_finish): Don't needlessly test
7392         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7393         If info_section_emitted, call size_of_aranges and if it indicates
7394         non-empty .debug_aranges, call output_aranges with the computed
7395         size.  Stop using removed dw_fde_struct fields, use
7396         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7397         for second.
7398
7399         PR debug/48203
7400         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7401         create ENTRY_VALUE if incoming or address of incoming's MEM
7402         is a hard REG.
7403         * dwarf2out.c (mem_loc_descriptor): Don't emit
7404         DW_OP_GNU_entry_value of DW_OP_fbreg.
7405         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7406         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7407         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7408         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7409         ENTRY_VALUE_EXPs.
7410         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7411         is a REG_P or MEM_P with REG_P address, compute hash directly
7412         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7413         (preserve_only_constants): Don't clear VALUES forwaring
7414         ENTRY_VALUE to some other VALUE.
7415
7416 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7417
7418         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7419         instead of GEN_INT.
7420
7421 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7422
7423         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7424         block before expanding the statement.
7425         (expand_gimple_stmt_1): Likewise.  Set them here...
7426         (expand_gimple_stmt): ...and not here.  Tidy.
7427         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7428         unknown.
7429
7430 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7431
7432         * Makefile.in: New rule for cprop.o.
7433         * gcse.c: Move constant/copy propagation to cprop.c.
7434         (compute_local_properties): Only handle expression tables.
7435         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7436         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7437         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7438         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7439         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7440         compute_cprop_data, find_used_regs, try_replace_reg,
7441         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7442         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7443         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7444         find_bypass_set, reg_killed_on_edge, bypass_block,
7445         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7446         execute_rtl_cprop, pass_rtl_cprop): Move to...
7447         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7448         moved from gcse.c to here with minor cleanups in duplicated code.
7449
7450 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
7451
7452         * config/i386/i386.c (flag_opts): Fix a typo in
7453         -mavx256-split-unaligned-store.
7454
7455 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7456
7457         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
7458         LIBCALL_VALUE): Remove macros.
7459         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7460         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7461         (h8300_function_value, h8300_libcall_value,
7462         h8300_function_value_regno_p): New functions.
7463
7464 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7465
7466         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
7467
7468 2011-03-28  Jeff Law  <law@redhat.com>
7469
7470         * tree-ssa-threadupdate.c (redirect_edges): Call
7471         create_edge_and_update_destination_phis as needed.
7472         (create_edge_and_update_destination_phis): Accept new BB argument.
7473         All callers updated.
7474         (thread_block): Do not update the profile when threading around
7475         intermediate blocks.
7476         (thread_single_edge): Likewise.
7477         (determine_bb_domination_status): If BB is not a successor of the
7478         loop header, return NONDOMINATING.
7479         (register_jump_thread): Note when we register a jump thread around
7480         an intermediate block.
7481         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
7482         (thread_across_edge): Use it.
7483
7484 2011-03-28  Tristan Gingold  <gingold@adacore.com>
7485
7486         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
7487         when for_return is 2.
7488
7489 2011-03-28  Jeff Law  <law@redhat.com>
7490
7491         * var-tracking.c (canonicalize_values_mark): Delete unused
7492         lhs assignment.
7493         (canonicalize_values_star, set_variable_part): Likewise.
7494         (clobber_variable_part, delete_variable_part): Likewise.
7495
7496 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7497
7498         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
7499
7500 2011-03-28  Martin Jambor  <mjambor@suse.cz>
7501
7502         * tree-inline.c (expand_call_inline): Do not check that destination
7503         node is analyzed.
7504         (optimize_inline_calls): Assert that destination node is analyzed.
7505         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
7506         not call tree_lowering_passes.
7507         * cgraph.h (cgraph_analyze_function): Declare.
7508         * cgraphunit.c (cgraph_analyze_function): Make public.
7509
7510 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
7511
7512         * config/sparc/sparc-opts.h: New.
7513         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
7514         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
7515         (sparc_option_override): Store processor_type enumeration rather
7516         than string in cpu_default.  Remove name and enumeration from
7517         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
7518         without using sparc_select.  Use target_flags_explicit instead of
7519         fpu_option_set.
7520         * config/sparc/sparc.h (enum processor_type): Move to
7521         sparc-opts.h.
7522         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
7523         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
7524         HeaderInclude entry.
7525         (mcpu=, mtune=): Use Var and Enum.
7526         (sparc_processor_type): New Enum and EnumValue entries.
7527
7528 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7529             Iain Sandoe  <iains@gcc.gnu.org>
7530
7531         PR target/48245
7532         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
7533
7534 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7535
7536         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
7537         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
7538         Insert new statements at it in lieu of STMT.
7539         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
7540         * tree-vect-stmts.c (vectorizable_store): Likewise.
7541         (vectorizable_load): Likewise.
7542
7543 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
7544
7545         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
7546         (divtf3): Ditto.
7547         (multf3): Ditto.
7548         (subtf3): Ditto.
7549
7550 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7551
7552         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7553         unaligned 256bit load/store.
7554         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7555         (*avx_movdqu<avxmodesuffix>): Likewise.
7556
7557 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7558
7559         PR target/48288
7560         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7561         * config/pa/pa.md (iordi3): Use new predicate in expander.
7562         (iorsi3): Likewise.
7563
7564 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7565
7566         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7567         FUNCTION_VALUE_REGNO_P): Remove macros.
7568         * config/mips/mips-protos.h (mips_function_value): Remove.
7569         * config/mips/mips.c (mips_function_value): Rename to...
7570         (mips_function_value_1): ... this. Make static.  Handle receiving
7571         the function type in 'fn_decl_or_type' argument.
7572         (mips_function_value, mips_libcall_value,
7573         mips_function_value_regno_p): New function.
7574         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7575         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7576
7577 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7578
7579         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7580         and -mavx256-split-unaligned-store.
7581         (ix86_option_override_internal): Split 32-byte AVX unaligned
7582         load/store by default.
7583         (ix86_avx256_split_vector_move_misalign): New.
7584         (ix86_expand_vector_move_misalign): Use it.
7585
7586         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7587         -mavx256-split-unaligned-store.
7588
7589         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7590         256bit load/store.  Generate unaligned store on misaligned memory
7591         operand.
7592         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7593         256bit load/store.
7594         (*avx_movdqu<avxmodesuffix>): Likewise.
7595
7596         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7597         -mavx256-split-unaligned-store.
7598
7599 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7600
7601         PR target/38598
7602         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7603         Update commentary.
7604
7605 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7606
7607         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7608         opno arguments with an expand_operand.  Use create_input_operand.
7609         (mips_prepare_builtin_target): Delete.
7610         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7611         functions.
7612         (mips_expand_builtin_direct): Use create_output_operand and
7613         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7614         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7615         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7616
7617 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7618
7619         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7620         function.
7621         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7622
7623 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7624
7625         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7626         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7627         basic blocks and call commit_edge_insertions directly.
7628         (fixup_abnormal_edges): Move from here to...
7629         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7630         on the edges and return whether some have actually been inserted.
7631         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7632         compensation code.
7633
7634 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7635
7636         PR rtl-optimization/48144
7637         * sel-sched-ir.c (merge_history_vect): Factor out from ...
7638         (merge_expr_data): ... here.
7639         (av_set_intersect): Rename to av_set_code_motion_filter.
7640         Update all callers.  Call merge_history_vect when an expression
7641         is found in both sets.
7642         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
7643
7644 2011-03-26  Alan Modra  <amodra@gmail.com>
7645
7646         * config/rs6000/predicates.md (word_offset_memref_op): Handle
7647         cmodel medium addresses.
7648         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
7649         64-bit gpr loads and stores.
7650         (rs6000_secondary_reload_ppc64): New function.
7651         * config/rs6000/rs6000-protos.h: Declare it.
7652         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
7653
7654 2011-03-26  Alan Modra  <amodra@gmail.com>
7655
7656         PR target/47487
7657         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
7658         GNU Go in traceback table.
7659
7660 2011-03-25  Richard Henderson  <rth@redhat.com>
7661
7662         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
7663         if there are exactly 6 operands.
7664         (set_storage_via_setmem): Similarly.
7665
7666 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7667
7668         * collect2.c (write_c_file_stat): Handle backslash
7669         as right-hand directory separator.
7670         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
7671         checking just for slash.
7672         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
7673         instead of checking for trailing slash.
7674         * gcc.c (record_temp_file): Use filename_cmp instead
7675         of strcmp.
7676         (do_spec_1): Likewise.
7677         (replace_outfile_spec_function): Likewise.
7678         (is_directory): Use filename_ncmp instead of strncmp.
7679         (print_multilib_info): Likewise.
7680         * gcov.c (find_source): Use filename_cmp instead
7681         instead of strcmp.
7682         (make_gcov_file_name): Fix order of slash/backslash
7683         checks.
7684         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
7685         (add_standard_paths): Likewise.
7686         * mips-tfile.c (saber_stop): Handle backslash.
7687         * prefix.c (update_path): Use filename_ncmp instead of
7688         strncmp.
7689         * profile.c (output_location): Use filename_cmp instead
7690         of strcmp.
7691         * read-md.c (handle_toplevel_file): Handle backslash.
7692         * tlink.c (frob_extension):  Likewise.
7693         * tree-cfg.c (same_line_p): Use filename_cmp instead of
7694         strcmp.
7695         * tree-dump.c (dequeue_and_dump): Handle backslash.
7696         * tree.c (get_file_function_name): Likewise.
7697         * gengtype.c (read_input_list): Likewise.
7698         (get_file_realbasename): Likewise.
7699         (get_output_file_with_visibility): Use filename_cmp
7700         instead of strcmp.
7701
7702 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
7703
7704         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
7705         case to VFPv1.
7706
7707 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7708
7709         * fold-const.c (expr_location_or): New function.
7710         (fold_truth_not_expr): Call it.
7711
7712 2011-03-25  Jeff Law  <law@redhat.com>
7713
7714         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
7715         va_end.
7716         * c-family/c-common.c (def_fn_type): Likewise.
7717         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
7718         * emit-rtl.c (gen_rtvec): Likewise.
7719         * lto/lto-lang.c (def_fn_type): Likewise.
7720
7721 2011-03-25  Richard Guenther  <rguenther@suse.de>
7722
7723         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
7724         also generate copies.
7725         (fini_copy_prop): Handle constant values properly.
7726
7727 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
7728
7729         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
7730         mode size instead of bitsize with DWARF2_ADDR_SIZE.
7731         (hash_loc_operands, compare_loc_operands): Handle
7732         DW_OP_GNU_entry_value.
7733
7734 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7735
7736         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
7737         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
7738         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
7739         comment and use macro TARGET_64BIT_MS_ABI instead.
7740         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
7741         and change default behavior for 32-bit MS_ABI.
7742         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
7743         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
7744         32-bit, too.
7745         (ix86_cfun_abi): Likewise.
7746         (ix86_maybe_switch_abi): Adjust comment.
7747         (init_cumulative_args): Check for bit-ness in MS_ABI case.
7748         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
7749         instead of checking for SYSV_ABI.
7750         (ix86_nsaved_sseregs): Likewise.
7751         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
7752         to 16 bytes.
7753         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
7754         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
7755         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
7756         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
7757         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
7758
7759 2011-03-25  Richard Guenther  <rguenther@suse.de>
7760
7761         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
7762         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7763         (verify_gimple): Remove.
7764         * tree-cfg.c (verify_gimple_call): Merge verification
7765         from verify_stmts.
7766         (verify_gimple_phi): Merge verification from verify_stmts.
7767         (verify_gimple_label): New function.
7768         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
7769         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7770         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
7771         (verify_stmts): Rename to verify_gimple_in_cfg.
7772         (verify_gimple_in_cfg): New function.
7773         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
7774         * tree-ssa.c (verify_ssa): Likewise.
7775         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
7776
7777 2011-03-25  Richard Guenther  <rguenther@suse.de>
7778
7779         * passes.c (init_optimization_passes): Add FRE pass after
7780         early SRA.
7781
7782 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
7783             Andrew Stubbs  <ams@codesourcery.com>
7784
7785         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
7786         for Cortex-A8.
7787         (arm_movdi_vfp_cortexa8): New pattern.
7788         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
7789         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
7790         instructions when tuning for Cortex-A8.  Set attribute "arch".
7791         * config/arm/arm.md: Move include arm-tune.md up a bit.
7792         (define_attr "arch"): Add "onlya8" and "nota8" values.
7793         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
7794
7795 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7796
7797         PR bootstrap/48282
7798         Revert:
7799         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7800
7801         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7802         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7803         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7804         * passes.c (init_optimization_passes): Move
7805         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7806
7807 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7808
7809         * c-typeck.c (comptypes_internal): Replace target
7810         hook call of comp_type_attributes by version in tree.c file.
7811         * gimple.c (gimple_types_compatible_p_1): Likewise.
7812         * tree-ssa.c (useless_type_conversion_p): Likewise.
7813         * tree.c (build_type_attribute_qual_variant): Likewise.
7814         (attribute_value_equal): New static helper function.
7815         (comp_type_attributes): New function.
7816         (merge_attributes): Use attribute_value_equal for comparison.
7817         (attribute_list_contained): Likewise.
7818         * tree.h (comp_type_attributes): New prototype.
7819
7820 2011-03-25  Richard Guenther  <rguenther@suse.de>
7821
7822         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
7823         of complex types at -O0.
7824         (verify_gimple_assign_binary): Likewise.
7825         (verify_gimple_assign_ternary): Likewise.
7826
7827 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7828
7829         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
7830         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
7831
7832 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7833
7834         PR debug/48041
7835         * dwarf2out.c (output_abbrev_section): Only write table when
7836         abbrev_die_table_in_use > 1.
7837
7838 2011-02-24  Richard Henderson  <rth@redhat.com>
7839
7840         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
7841         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
7842         (alpha_expand_unaligned_load_words): Use extql.
7843         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
7844         (emit_insxl): Handle all modes for consistency.
7845
7846 2011-02-24  Richard Henderson  <rth@redhat.com>
7847
7848         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
7849         (alpha_expand_unaligned_load): Likewise.
7850         (alpha_expand_unaligned_store): Likewise.
7851         (alpha_expand_unaligned_load_words): Likewise.
7852         (alpha_expand_unaligned_store_words): Likewise.
7853         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
7854         (alpha_split_lock_test_and_set_12): Likewise.
7855         (print_operand, alpha_fold_builtin_extxx): Likewise.
7856         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
7857         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
7858         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
7859         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
7860         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
7861         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
7862         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
7863         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
7864         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
7865         (extwl, extll, extql): Similarly.
7866         (inswh, inslh, insqh): Similarly.
7867         (mskbl, mskwl, mskll, mskql): Similarly.
7868         (mskwh, msklh, mskqh): Similarly.
7869
7870 2011-02-24  Richard Henderson  <rth@redhat.com>
7871
7872         * config/alpha/alpha.md (attribute isa): Add er, ner.
7873         (attribute enabled): Handle them.
7874         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
7875
7876 2011-02-24  Richard Henderson  <rth@redhat.com>
7877
7878         * config/alpha/alpha.md (attribute isa): Add vms.
7879         (attribute enabled): Handle it.
7880         (*movsf): Merge *movsf_{nofix,fix,nofp}.
7881         (*movdf): Merge *movdf_{nofix,fix,nofp}.
7882         (*movtf): Rename from *movtf_internal for consistency.
7883         (*movsi): Merge with *movsi_nt_vms.
7884         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
7885         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
7886         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
7887         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
7888
7889 2011-02-24  Richard Henderson  <rth@redhat.com>
7890
7891         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
7892         (extendqisi2, extendhisi2): Likewise.
7893         (extendqidi2): Simplify BWX/non-BWX expansions.
7894         (extendhidi2): Similarly.
7895
7896 2011-02-24  Richard Henderson  <rth@redhat.com>
7897
7898         * config/alpha/alpha.md (attribute isa): New.
7899         (attribute enabled): New.
7900         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
7901         (zero_extendqisi2, zero_extendqidi2): Similarly.
7902         (zero_extendhisi2, zero_extendhidi2): Similarly.
7903         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
7904
7905 2011-02-24  Richard Henderson  <rth@redhat.com>
7906
7907         * config/alpha/predicates.md (input_operand): Revert last change;
7908         update comment to mention 32-bit VMS rather than Windows.
7909
7910 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7911
7912         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7913         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7914         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7915         * passes.c (init_optimization_passes): Move
7916         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7917
7918 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7919
7920         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
7921
7922 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7923
7924         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
7925         correctly.
7926
7927 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
7928
7929         PR debug/48204
7930         * simplify-rtx.c (simplify_const_unary_operation): Call
7931         real_convert when changing mode class with FLOAT_EXTEND.
7932
7933 2011-03-24  Nick Clifton  <nickc@redhat.com>
7934
7935         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
7936         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7937         * config/rx/rx.c (rx_option_override): Set align_jumps,
7938         align_loops and align_labels if not set by the user.
7939         (rx_align_for_label): New function.
7940         (rx_max_skip_for_label): New function.
7941         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
7942         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
7943         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
7944         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
7945         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
7946
7947 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7948
7949         PR rtl-optimization/48263
7950         * optabs.c (expand_binop_directly): Reinstate convert_modes code
7951         and original commutative_p handling.  Use maybe_gen_insn.
7952
7953 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7954
7955         * reload.c (find_reloads_subreg_address): Add address_reloaded
7956         parameter and return true there if the full address has been
7957         reloaded.
7958         (find_reloads_toplev): Pass address_reloaded flag.
7959         (find_reloads_address_1): Don't use address_reloaded parameter.
7960
7961 2011-03-24  Jeff Law  <law@redhat.com>
7962
7963         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
7964         unused variable "ann".
7965         (remove_unused_locals): Likewise.
7966
7967         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
7968         statement.
7969
7970         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
7971         after it is freed.
7972
7973 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7974
7975         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
7976         for invalid symbolic addresses.
7977         (s390_secondary_reload): Don't use s390_check_symref_alignment for
7978         larl operands.
7979
7980 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7981
7982         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
7983         the argument in calls to fold_truth_not_expr.
7984
7985 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7986
7987         * tree.c (record_node_allocation_statistics): New function.
7988         (make_node_stat, copy_node_stat, build_string): Call it.
7989         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
7990         (build1_stat, build_omp_clause): Likewise.
7991
7992 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7993
7994         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
7995         last commit.
7996
7997 2011-03-24  Richard Guenther  <rguenther@suse.de>
7998
7999         PR tree-optimization/48271
8000         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
8001         blocks that still exist.
8002
8003 2011-03-24  Richard Guenther  <rguenther@suse.de>
8004
8005         PR tree-optimization/48270
8006         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
8007         not free datarefs before ddrs.
8008
8009 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
8010
8011         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
8012         from the address built for a reference with variable offset.
8013
8014 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
8015
8016         PR target/48237
8017         * config/i386/i386.md (*movdf_internal_rex64): Do not split
8018         alternatives that can be handled with movq or movabsq insn.
8019         (*movdf_internal): Disable for !TARGET_64BIT.
8020         (*movdf_internal_nointeger): Ditto.
8021         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
8022
8023 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
8024
8025         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8026         (FUNCTION_ARG_ADVANCE): Likewise.
8027         * tm.texi.in: Change references to them to hook references.
8028         * tm.texi: Regenerate.
8029         * targhooks.c (default_function_arg): Eliminate check for target macro.
8030         (default_function_incoming_arg): Likewise.
8031         (default_function_arg_advance): Likewise.
8032         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8033         (function_arg_advance): Likewise.
8034         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8035
8036 2011-03-24  Richard Guenther  <rguenther@suse.de>
8037
8038         PR middle-end/48269
8039         * tree-object-size.c (addr_object_size): Do not double-account
8040         for MEM_REF offsets.
8041
8042 2011-03-24  Diego Novillo  <dnovillo@google.com>
8043
8044         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
8045         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
8046         (lto_input_data_block): Move from lto-opts.c.  Make extern.
8047         Update all users.
8048         (lto_input_string): Rename from input_string.  Make extern.
8049         Update all users.
8050         * lto-streamer-out.c (lto_output_string_with_length): Rename from
8051         output_string_with_length.
8052         Output 0 to indicate a non-NULL string.  Update all callers to
8053         not emit 0.
8054         (lto_output_string): Rename from output_string.  Make extern.
8055         Update all users.
8056         (lto_output_decl_state_streams): Make extern.
8057         (lto_output_decl_state_refs): Make extern.
8058         * lto-streamer.h (lto_input_string): Declare.
8059         (lto_input_data_block): Declare.
8060         (lto_output_string): Declare.
8061         (lto_output_string_with_length): Declare.
8062         (lto_output_decl_state_streams): Declare.
8063         (lto_output_decl_state_refs): Declare.
8064
8065 2011-03-24  Richard Guenther  <rguenther@suse.de>
8066
8067         PR tree-optimization/46562
8068         * tree.c (build_invariant_address): New function.
8069         * tree.h (build_invariant_address): Declare.
8070         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8071         a renamed function moved ...
8072         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8073         Take valueization callback parameter.
8074         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8075         * gimple-fold.h: New file.
8076         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8077         (ccp_fold, fold_const_aggregate_ref,
8078         fold_ctor_reference, fold_nonarray_ctor_reference,
8079         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8080         get_base_constructor): Move ...
8081         * gimple-fold.c: ... here.
8082         (gimple_fold_stmt_to_constant_1): New function
8083         split out from ccp_fold.  Take a valueization callback parameter.
8084         Valueize all operands.
8085         (gimple_fold_stmt_to_constant): New wrapper function.
8086         (fold_const_aggregate_ref_1): New function split out from
8087         fold_const_aggregate_ref.  Take a valueization callback parameter.
8088         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8089         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8090         invariant POINTER_PLUS_EXPRs to invariant form.
8091         (vn_valueize): New function.
8092         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8093         * tree-vrp.c (vrp_valueize): New function.
8094         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8095         to fold statements to constants.
8096         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8097         function declarations.
8098         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8099         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8100
8101 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8102
8103         * config/h8300/predicates.md (jump_address_operand): Fix register
8104         mode check.
8105
8106 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8107
8108         * doc/invoke.texi (max-stores-to-sink): Document.
8109         * params.h (MAX_STORES_TO_SINK): Define.
8110         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8111         if either vectorization or if-conversion is disabled.
8112         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8113         tree-vect-data-refs.c vect_equal_offsets.
8114         (dr_equal_offsets_p): New function.
8115         (find_data_references_in_bb): Remove static.
8116         * tree-data-ref.h (find_data_references_in_bb): Declare.
8117         (dr_equal_offsets_p): Likewise.
8118         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8119         (vect_drs_dependent_in_basic_block): Update calls to
8120         vect_equal_offsets.
8121         (vect_check_interleaving): Likewise.
8122         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8123         (cond_if_else_store_replacement): Rename to...
8124         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8125         documentation.
8126         (cond_if_else_store_replacement): New function.
8127         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8128         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8129
8130 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8131
8132         PR target/46934
8133         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8134         to subtract lower bound instead of GEN_INT().
8135
8136 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8137
8138         PR other/48179
8139         PR other/48221
8140         PR other/48234
8141         * doc/extend.texi (Alignment): Move section to match order in TOC.
8142         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8143         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8144
8145 2011-03-23  Jeff Law  <law@redhat.com>
8146
8147         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8148         before removing the edge.
8149
8150         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8151         it may have been freed by redirect_branch_edge or
8152         redirect_edge_succ_nodup.
8153
8154 2011-03-23  Richard Guenther  <rguenther@suse.de>
8155
8156         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8157         (check_va_list_escapes): Likewise.
8158         (check_all_va_list_escapes): Likewise.
8159
8160 2011-03-23  Richard Guenther  <rguenther@suse.de>
8161
8162         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8163         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8164         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8165         (alias.o): Likewise.
8166         (ipa-type-escape.o): Remove.
8167         (ipa-struct-reorg.o): Likewise.
8168         (GTFILES): Remove ipa-struct-reorg.c.
8169         * alias.c: Do not include ipa-type-escape.h.
8170         * tree-ssa-alias.c: Likewise.
8171         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8172         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8173         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8174         and ipa-type-escape passes.
8175         * tree-pass.h (pass_ipa_type_escape): Remove.
8176         (pass_ipa_struct_reorg): Likewise.
8177         * ipa-struct-reorg.h: Remove.
8178         * ipa-struct-reorg.c: Likewise.
8179         * ipa-type-escape.h: Likewise.
8180         * ipa-type-escape.c: Likewise.
8181         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8182         (--param struct-reorg-cold-struct-ratio): Likewise.
8183         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8184         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8185         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8186
8187 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8188
8189         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8190         cpu attribute value.
8191         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8192         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8193         * config/s390/s390.c (processor_flags_table): New constant array.
8194         (s390_handle_arch_option): Remove.
8195         (s390_handle_option): Remove s390_handle_arch_option invocations
8196         and OPT_mwarn_framesize_ handling.
8197         (s390_option_override): Remove s390_handle_arch_option invocation.
8198         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8199         warnings.
8200         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8201         * config/s390/s390.opt (s390_tune, s390_arch)
8202         (march=): Replace s390_arch_option enum and values with
8203         processor_type.  Set variable name to s390_arch.  Set
8204         initialization value.
8205         (mtune=): Replace s390_arch_option with processor_type.  Set
8206         variable name to s390_tune.  Set initialization value.
8207
8208 2011-03-23  Julian Brown  <julian@codesourcery.com>
8209
8210         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8211         accesses which are not naturally aligned.
8212
8213 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8214
8215         PR target/47553
8216         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8217
8218 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8219
8220         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8221         parameter from "int" to "enum insn_code".
8222         (expand_operand_type): New enum.
8223         (expand_operand): New structure.
8224         (create_expand_operand): New function.
8225         (create_fixed_operand, create_output_operand): Likewise
8226         (create_input_operand, create_convert_operand_to): Likewise.
8227         (create_convert_operand_from, create_address_operand): Likewise.
8228         (create_integer_operand): Likewise.
8229         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8230         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8231         (expand_insn, expand_jump_insn): Likewise.
8232         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8233         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8234         (expand_movstr, expand_builtin___clear_cache): Likewise.
8235         (expand_builtin_lock_release): Likewise.
8236         * explow.c (allocate_dynamic_stack_space): Likewise.
8237         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8238         and use the default handling in that case.
8239         * expmed.c (check_predicate_volatile_ok): Delete.
8240         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8241         (emit_cstore): Likewise.
8242         * expr.c (emit_block_move_via_movmem): Likewise.
8243         (set_storage_via_setmem, expand_assignment): Likewise.
8244         (emit_storent_insn, try_casesi): Likewise.
8245         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8246         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8247         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8248         (expand_twoval_unop, expand_twoval_binop): Likewise.
8249         (expand_unop_direct, emit_indirect_jump): Likewise.
8250         (emit_conditional_move, vector_compare_rtx): Likewise.
8251         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8252         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8253         (expand_sync_lock_test_and_set): Likewise.
8254         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8255         (emit_unop_insn): Likewise.
8256         (expand_copysign_absneg): Change icode to an insn_code.
8257         (create_convert_operand_from_type): New function.
8258         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8259         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8260         (expand_insn, expand_jump_insn): Likewise.
8261         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8262         than const_int_operand for operand 2.
8263
8264 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8265
8266         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8267         if possible.
8268
8269 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8270
8271         * emit-rtl.c (emit_pattern_before_noloc): New function.
8272         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8273         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8274         (emit_pattern_after_noloc): New function.
8275         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8276         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8277
8278 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8279
8280         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8281         (__ffsDI2): Likewise.
8282
8283 2011-03-22  Richard Henderson  <rth@redhat.com>
8284
8285         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8286         of !TARGET_ABI_OPEN_VMS.
8287         (alpha_trampoline_init, alpha_start_function): Likewise.
8288         (alpha_expand_epilogue, alpha_file_start): Likewise.
8289         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8290         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8291         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8292         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8293         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8294
8295 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8296
8297         * config/s390/s390-opts.h: New.
8298         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8299         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8300         s390_stack_guard): Remove.
8301         (s390_handle_arch_option): Return void.  Take enum
8302         s390_arch_option value instead of string and searching array.
8303         (s390_handle_option): Don't assert that global structures are in
8304         use.  Access variables via opts pointer.  Use error_at.  Don't use
8305         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8306         s390_handle_arch_option.
8307         (s390_option_override): Update call to s390_handle_arch_option.
8308         (s390_emit_prologue): Use %d format for s390_stack_size in
8309         diagnostic.  Use %wd for HOST_WIDE_INT.
8310         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8311         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8312         * config/s390/s390.opt (config/s390/s390-opts.h): New
8313         HeaderInclude entry.
8314         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8315         s390_arch_flags, s390_warn_framesize): New Variable entries.
8316         (s390_arch_option): New Enum and EnumValue entries.
8317         (march=): Use Enum instead of Var.
8318         (mstack-guard=, mstack-size=): Use UInteger and Var.
8319         (mtune=): Use Enum.
8320
8321 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8322
8323         * config/score/score.c (score_handle_option): Don't assert that
8324         global structures are in use.  Access target_flags via opts
8325         pointer.  Use value of -march= option to determine target_flags
8326         settings.
8327         * config/score/score.opt (march=): Use Enum.
8328         (score_arch): New Enum and EnumValue entries.
8329
8330 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8331
8332         * config/mep/mep.c (option_mtiny_specified): Remove.
8333         (mep_option_override): Move register handling for -mivc2 from
8334         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8335         instead of option_mtiny_specified.
8336         (mep_handle_option): Access target_flags via opts pointer.  Don't
8337         assert that global structures are in use.  Defer part of -mivc2
8338         handling and move it to mep_option_override.
8339         * config/mep/mep.opt (IVC2): New Mask entry.
8340         (mivc2): Use Var and Defer instead of Mask.
8341
8342 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8343
8344         * config/v850/v850-opts.h: New.
8345         * config/v850/v850.c (small_memory): Replace with
8346         small_memory_physical_max array.  Make that array static const.
8347         (v850_handle_memory_option): Take integer value of argument.  Take
8348         gcc_options pointer, option text and location.  Return void.
8349         Update for changes to small memory structures.
8350         (v850_handle_option): Access target_flags via opts pointer.  Don't
8351         assert that global structures are in use.  Update calls to
8352         v850_handle_memory_option.
8353         (v850_encode_data_area): Update references to small memory settings.
8354         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8355         (enum small_memory_type): Move to v850-opts.h.
8356         * config/v850/v850.opt (config/v850/v850-opts.h): New
8357         HeaderInclude entry.
8358         (small_memory_max): New Variable entry.
8359         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8360         (mtda, mzda): Likewise.
8361
8362 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8363
8364         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8365         pointer.  Don't assert that global structures are in use.
8366
8367 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8368
8369         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8370         via opts pointer.  Don't assert that global structures are in use.
8371
8372 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8373
8374         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8375         (munix=93): Use Var.
8376         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8377         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8378         * config/pa/pa-opts.h: New.
8379         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8380         (pa_handle_option): Don't assert that global structures are in
8381         use.  Access target_flags via opts pointer.  Don't handle
8382         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8383         OPT_munix_98 here.
8384         (pa_option_override): Handle deferred OPT_mfixed_range_.
8385
8386 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8387
8388         * config/mn10300/mn10300-opts.h: New.
8389         * config/mn10300/mn10300.c (mn10300_processor,
8390         mn10300_tune_string): Remove.
8391         (mn10300_handle_option): Don't assert that global structures are
8392         in use.  Access mn10300_processor via opts pointer.  Don't handle
8393         OPT_mtune_ here.
8394         * config/mn10300/mn10300.h (enum processor_type): Move to
8395         mn10300-opts.h.
8396         (mn10300_processor): Remove.
8397         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8398         HeaderInclude entry.
8399         (mn10300_processor): New Variable entry.
8400         (mtune=): Use Var.
8401
8402 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8403
8404         * config/microblaze/microblaze.c: Don't include opts.h.
8405         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8406         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8407         (mno-clearbss): Use Var and Warn.
8408
8409 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8410
8411         * config/m32r/m32r-opts.h: New.
8412         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8413         (m32r_handle_option): Don't assert that global structures are in
8414         use.  Access target_flags and m32r_cache_flush_func via opts
8415         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8416         OPT_mno_flush_trap here.
8417         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8418         include of m32r-opts.h.
8419         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8420         HeaderInclude entry.
8421         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8422         (mmodel=): Use Enum and Var.
8423         (m32r_model): New Enum and EnumValue entries.
8424         (mno-flush-trap): Use Var.
8425         (msdata=): Use Enum and Var.
8426         (m32r_sdata): New Enum and EnumValue entries.
8427
8428 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8429
8430         * config/m32c/m32c.c: Don't include opts.h.
8431         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8432         m32c_handle_option): Remove.
8433         (m32c_option_override): Check global_options_set.x_target_memregs
8434         instead of target_memregs_set.
8435         * config/m32c/m32c.h (target_memregs): Remove.
8436         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8437         variable.
8438
8439 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8440
8441         * config/iq2000/iq2000-opts.h: New.
8442         * config/iq2000/iq2000.c: Don't include opts.h.
8443         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8444         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8445         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8446         HeaderInclude entry.
8447         (iq2000_tune): New Variable entry.
8448         (march=): Add comment.  Use Enum.
8449         (iq2000_arch): New Enum and EnumValue entries.
8450         (mcpu=): Use Enum and Var.
8451         (iq2000_tune): New Enum and EnumValue entries.
8452
8453 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8454
8455         * config/ia64/ia64-opts.h: New.
8456         * config/ia64/ia64.c (ia64_tune): Remove.
8457         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
8458         here.  Use error_at.
8459         (ia64_option_override): Handle deferred OPT_mfixed_range_.
8460         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
8461         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
8462         HeaderInclude entry.
8463         (ia64_tune): New Variable entry.
8464         (mfixed-range=): Use Defer and Var.
8465         (mtune=): Use Enum and Var.
8466         (ia64_tune): New Enum and EnumValue entries.
8467
8468 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8469
8470         * config/frv/frv-opts.h: New.
8471         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
8472         frv-opts.h.
8473         (frv_cpu_type): Remove.
8474         * config/frv/frv.c: Don't include opts.h.
8475         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
8476         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
8477         (frv_cpu_type): New Variable entry.
8478         (frv_cpu): New Enum and EnumValue entries.
8479
8480 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8481
8482         * config/cris/cris.c (cris_handle_option): Access target_flags via
8483         opts pointer.  Don't assert that global structures are in use.
8484         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
8485         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
8486
8487 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8488
8489         * config/bfin/bfin-opts.h: New.
8490         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
8491         bfin_si_revision, bfin_workarounds): Remove.
8492         (bfin_cpus): Make static const.
8493         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
8494         not bfin_lib_id_given.
8495         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
8496         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
8497         pointer. Use error_at.  Don't assert that global structures are in use.
8498         * config/bfin/bfin.h: Include bfin-opts.h.
8499         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
8500         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
8501         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
8502         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
8503         entries.
8504
8505 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8506
8507         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
8508         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
8509         or -msoft-float here.
8510         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
8511         -msoft-float and -mhard-float.
8512         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
8513         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8514         msoft-float.
8515         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
8516         -msoft-float.
8517         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
8518         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
8519         not mhard-float.
8520         (LIBGCC_SPEC): Don't handle -msoft-float.
8521         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
8522         -mhard-float.
8523         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8524         msoft-float.
8525         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
8526         -mfloat-abi=*, not -msoft-float and -mhard-float.
8527         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
8528         -msoft-float.
8529         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
8530         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
8531         mhard-float and msoft-float.
8532         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
8533         mfloat-abi=soft in comments, not mhard-float and msoft-float.
8534         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8535         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
8536         mhard-float.
8537         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
8538         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
8539         msoft-float.
8540         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
8541         not mhard-float.
8542         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
8543         not msoft-float.
8544
8545 2011-03-22  Richard Henderson  <rth@redhat.com>
8546
8547         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
8548         TARGET_ABI_WINDOWS_NT.
8549         (alpha_output_function_end_prologue): Likewise.
8550         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
8551         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8552         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8553         (trap, *movsi_nt_vms): Likewise.
8554         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8555         (*tablejump_osf_nt_internal): Remove.
8556         * config/alpha/predicates.md (input_operand): Only test Pmode.
8557
8558 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8559
8560         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8561         via opts pointer.  Use error_at.  Don't assert that global
8562         structures are in use.
8563
8564 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8565
8566         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8567         (ix86_handle_option): Access ix86_isa_flags and
8568         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8569         global structures are in use.
8570         (ix86_function_specific_save, ix86_function_specific_restore):
8571         Update ix86_isa_flags_explicit field name.
8572         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8573         (ix86_isa_flags_explicit): Rename TargetSave entry to
8574         x_ix86_isa_flags_explicit.
8575
8576 2011-03-22  Richard Henderson  <rth@redhat.com>
8577
8578         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8579         (alpha_option_override, direct_return): Likewise.
8580         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8581         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8582         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8583         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8584         (alpha_expand_epilogue, alpha_end_function): Likewise.
8585         (alpha_init_libfuncs): Likewise.
8586         (struct machine_function): Remove unicosmk members.
8587         (print_operand) ['t']: Remove.
8588         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8589         unicosmk_output_module_name, unicosmk_output_common,
8590         current_section_align, unicosmk_output_text_section_asm_op,
8591         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8592         unicosmk_section_type_flags, unicosmk_unique_section,
8593         unicosmk_asm_named_section, unicosmk_insert_attributes,
8594         unicosmk_output_align, unicosmk_defer_case_vector,
8595         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8596         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8597         unicosmk_output_ssib, unicosmk_add_call_info_word,
8598         unicosmk_extern_head, unicosmk_output_default_externs,
8599         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8600         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8601         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8602         * config/alpha/alpha-protos.h: Update.
8603         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8604         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8605         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8606         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8607         (*mulsi_se, mulvsi3): Likewise.
8608         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8609         (*divmodsi_internal, call, call_value, realign): Likewise.
8610         (moddi3, umoddi3): Likewise; remove duplicate expander.
8611         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8612         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8613         (*movdi_nofix): Remove r/U alternative.
8614         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8615         * config/alpha/constraints.md ("U"): Remove.
8616         * config/alpha/predicates.md (call_operand"): Don't test
8617         TARGET_ABI_UNICOSMK.
8618
8619 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8620
8621         * target.def (handle_option): Take gcc_options and
8622         cl_decoded_option pointers and location_t.
8623         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8624         * doc/tm.texi: Regenerate.
8625         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8626         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8627         * lto-opts.c (lto_reissue_options): Generate option structure for
8628         targetm.handle_option call.
8629         * opts.c (target_handle_option): Update call to
8630         targetm.handle_option.  Remove assertions about values now passed
8631         down to hook.
8632         * targhooks.c (default_target_handle_option): New.
8633         * targhooks.h (default_target_handle_option): Declare.
8634         * config/alpha/alpha.c: Include opts.h.
8635         (alpha_handle_option): Update to new hook interface.
8636         * config/arm/arm.c: Include opts.h.
8637         (arm_handle_option): Update to new hook interface.
8638         * config/arm/t-arm (arm.o): Update dependencies.
8639         * config/bfin/bfin.c: Include opts.h.
8640         (bfin_handle_option): Update to new hook interface.
8641         * config/cris/cris.c: Include opts.h.
8642         (cris_handle_option): Update to new hook interface.
8643         * config/frv/frv.c: Include opts.h.
8644         (frv_handle_option): Update to new hook interface.
8645         * config/i386/i386.c: Include opts.h.
8646         (ix86_handle_option): Update to new hook interface.
8647         (ix86_valid_target_attribute_inner_p): Generate option structure
8648         for call to ix86_handle_option.
8649         * config/i386/t-i386 (i386.o): Update dependencies.
8650         * config/ia64/ia64.c: Include opts.h.
8651         (ia64_handle_option): Update to new hook interface.
8652         * config/ia64/t-ia64 (ia64.o): Update dependencies.
8653         * config/iq2000/iq2000.c: Include opts.h.
8654         (iq2000_handle_option): Update to new hook interface.
8655         * config/m32c/m32c.c: Include opts.h.
8656         (m32c_handle_option): Update to new hook interface.
8657         * config/m32r/m32r.c: Include opts.h.
8658         (m32r_handle_option): Update to new hook interface.
8659         * config/m68k/m68k.c: Include opts.h.
8660         (m68k_handle_option): Update to new hook interface.
8661         * config/mep/mep.c: Include opts.h.
8662         (mep_handle_option): Update to new hook interface.
8663         * config/microblaze/microblaze.c: Include opts.h.
8664         (microblaze_handle_option): Update to new hook interface.
8665         * config/mips/mips.c: Include opts.h.
8666         (mips_handle_option): Update to new hook interface.
8667         * config/mn10300/mn10300.c: Include opts.h.
8668         (mn10300_handle_option): Update to new hook interface.
8669         * config/pa/pa.c: Include opts.h.
8670         (pa_handle_option): Update to new hook interface.
8671         * config/pdp11/pdp11.c: Include opts.h.
8672         (pdp11_handle_option): Update to new hook interface.
8673         * config/rs6000/rs6000.c: Include opts.h.
8674         (rs6000_handle_option): Update to new hook interface.
8675         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8676         * config/rx/rx.c: Include opts.h.
8677         (rx_handle_option): Update to new hook interface.
8678         * config/s390/s390.c: Include opts.h.
8679         (s390_handle_option): Update to new hook interface.
8680         * config/score/score.c: Include opts.h.
8681         (score_handle_option): Update to new hook interface.
8682         * config/sh/sh.c: Include opts.h.
8683         (sh_handle_option): Update to new hook interface.
8684         * config/sparc/sparc.c: Include opts.h.
8685         (sparc_handle_option): Update to new hook interface.
8686         * config/v850/v850.c: Include opts.h.
8687         (v850_handle_option): Update to new hook interface.
8688
8689 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8690
8691         * gcc.c (driver_unknown_option_callback): Only permit and save
8692         unknown -Wno- options.
8693         (driver_wrong_lang_callback): Save options directly instead of via
8694         driver_unknown_option_callback.
8695
8696 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8697
8698         * combine.c (simplify_set): Try harder to find the best CC mode when
8699         simplifying a nested COMPARE on the RHS.
8700
8701 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8702
8703         * config/alpha/gnu.h: Remove.
8704         * config/arc: Remove directory.
8705         * config/arm/netbsd.h: Remove.
8706         * config/arm/t-pe: Remove.
8707         * config/crx: Remove directory.
8708         * config/i386/netbsd.h: Remove.
8709         * config/m68hc11: Remove directory.
8710         * config/m68k/uclinux-oldabi.h: Remove.
8711         * config/mcore/mcore-pe.h: Remove.
8712         * config/mcore/t-mcore-pe: Remove.
8713         * config/netbsd-aout.h: Remove.
8714         * config/rs6000/gnu.h: Remove.
8715         * config/sh/sh-symbian.h: Remove.
8716         * config/sh/symbian-base.c: Remove.
8717         * config/sh/symbian-c.c: Remove.
8718         * config/sh/symbian-cxx.c: Remove.
8719         * config/sh/symbian-post.h: Remove.
8720         * config/sh/symbian-pre.h: Remove.
8721         * config/sh/t-symbian: Remove.
8722         * config/svr3.h: Remove.
8723         * config/vax/netbsd.h: Remove.
8724         * config.build: Don't handle i[34567]86-*-pe.
8725         * config.gcc: Remove handling of deprecations for most deprecated
8726         targets.
8727         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
8728         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
8729         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
8730         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
8731         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
8732         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
8733         Remove cases.
8734         * config.host: Don't handle i[34567]86-*-pe.
8735         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
8736         (ASM_SPEC32): Don't handle -mcall-gnu.
8737         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
8738         -mcall-gnu.
8739         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
8740         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
8741         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8742         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
8743         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
8744         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
8745         conditional on SYMBIAN.
8746         * configure.ac: Don't handle powerpc*-*-gnu*.
8747         * configure: Regenerate.
8748         * doc/extend.texi (interrupt attribute): Don't mention CRX.
8749         * doc/install-old.texi (m6811, m6812): Don't mention.
8750         * doc/install.texi (arc-*-elf*): Don't document multilib option.
8751         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
8752         (m68k-uclinuxoldabi): Don't mention.
8753         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
8754         Remove.
8755         (-mcall-gnu): Remove.
8756         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
8757         families): Remove constraint documentation.
8758
8759 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
8760
8761         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
8762         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
8763         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
8764
8765 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8766
8767         PR target/48226
8768         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
8769         vector when peeking at the next token for vector, don't expand the
8770         keywords.
8771
8772 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
8773
8774         * config/avr/avr-protos.h (expand_epilogue): Change prototype
8775         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
8776         * config/avr/avr.c (init_cumulative_args)
8777         (avr_function_arg_advance): Use it.
8778         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
8779         sibcall epilogues.
8780         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
8781         (avr_function_ok_for_sibcall): ...this new function.
8782         (avr_lookup_function_attribute1): New static Function.
8783         (avr_naked_function_p, interrupt_function_p)
8784         (signal_function_p, avr_OS_task_function_p)
8785         (avr_OS_main_function_p): Use it.
8786         * config/avr/avr.md ("sibcall", "sibcall_value")
8787         ("sibcall_epilogue"): New expander.
8788         ("*call_insn", "*call_value_insn"): New insn.
8789         ("call_insn", "call_value_insn"): Remove
8790         ("call", "call_value", "epilogue"): Change expander to handle
8791         sibling calls.
8792
8793 2011-03-21  Nick Clifton  <nickc@redhat.com>
8794
8795         * doc/invoke.texi (Overall Options): Move closing brace to end of
8796         options list.
8797         (Optimization Options): Add missing @gol.
8798         (Directory Options): Likewise.
8799         (i386 and x86-64 Options): Likewise.
8800         (RS6000 and PowerPC Options): Likewise.
8801         (i386 and x86-64 Windows Options): Likewise.
8802         (V850 Options): Add text missing from descriptions.
8803
8804 2011-03-22  Richard Henderson  <rth@redhat.com>
8805
8806         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
8807         (avr_incoming_return_addr_rtx): New.
8808         (emit_push_byte): New.
8809         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
8810         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
8811         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
8812         (emit_pop_byte): New.
8813         (expand_epilogue): Use it.  Pop frame pointer by bytes.
8814         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
8815         (INCOMING_RETURN_ADDR_RTX): New.
8816         (INCOMING_FRAME_SP_OFFSET): New.
8817         (ARG_POINTER_CFA_OFFSET): New.
8818         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
8819         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
8820         (pophi): Remove.
8821
8822         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
8823
8824 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8825
8826         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8827         (FUNCTION_ARG_ADVANCE): Likewise.
8828         * tm.texi.in: Change references to them to hook references.
8829         * tm.texi: Regenerate.
8830         * targhooks.c (default_function_arg): Eliminate check for target
8831         macro.
8832         (default_function_incoming_arg): Likewise.
8833         (default_function_arg_advance): Likewise.
8834         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8835         (function_arg_advance): Likewise.
8836         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8837
8838 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8839
8840         * tree.c (build_call_1): New function.
8841         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
8842
8843 2011-03-22  Richard Guenther  <rguenther@suse.de>
8844
8845         PR tree-optimization/48228
8846         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
8847         for single-arg PHIs.
8848
8849 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
8850
8851         PR rtl-optimization/48143
8852         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
8853         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
8854         sse2_cvtps2pd): Likewise.
8855
8856 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8857
8858         * recog.c (canonicalize_change_group): Use validate_unshare_change.
8859
8860 2011-03-22  Richard Guenther  <rguenther@suse.de>
8861
8862         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
8863         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
8864         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
8865         and REALIGN_LOAD_EXPR.
8866         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
8867         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
8868         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
8869         DOT_PROD_EXPR case ...
8870         (expand_expr_real_2): ... here.
8871         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
8872         and REALIGN_LOAD_EXPR.
8873         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
8874         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
8875         (vect_create_epilog_for_reduction): Likewise.
8876         (vectorizable_reduction): Likewise.
8877         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
8878         * tree-vect-stmts.c (vectorizable_load): Likewise.
8879
8880 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8881
8882         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
8883
8884 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8885
8886         * config/s390/s390.c (s390_delegitimize_address): Fix offset
8887         handling for PLTOFF/GOTOFF.
8888
8889 2011-03-22  Nick Clifton  <nickc@redhat.com>
8890
8891         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
8892         trailing backslash from the end of the macro definition.
8893
8894 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8895
8896         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
8897         and PLT unspecs.
8898
8899 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
8900
8901         * expr.h (prepare_operand): Move to...
8902         * optabs.h (prepare_operand): ...here and change the insn code
8903         parameter from "int" to "enum insn_code".
8904         (insn_operand_matches): Declare.
8905         * expr.c (init_expr_target): Use insn_operand_matches.
8906         (compress_float_constant): Likewise.
8907         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
8908         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
8909         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
8910         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
8911         Likewise.
8912         (gen_cond_trap): Likewise.
8913         (prepare_operand): Likewise.  Change icode to an insn_code.
8914         (insn_operand_matches): New function.
8915         * reload.c (find_reloads_address_1): Use insn_operand_matches.
8916         * reload1.c (gen_reload): Likewise.
8917         * targhooks.c (default_secondary_reload): Likewise.
8918
8919 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8920
8921         * config/alpha/alpha.md (unspec): New define_c_enum.
8922         (unspecv): Ditto.
8923
8924 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8925
8926         PR debug/48214
8927         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
8928         between a call and its CALL_ARG_LOCATION note.
8929
8930 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
8931
8932         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
8933
8934 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8935
8936         PR c/42544
8937         PR c/48197
8938         * c-common.c (shorten_compare): If primopN is first sign-extended
8939         to opN and then zero-extended to result type, set primopN to opN.
8940
8941 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
8942
8943         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
8944         for barrier handlers.
8945
8946 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8947
8948         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
8949         UNSPEC constants to be in the unspec enumeration, and redefine
8950         all UNSPECV constants to be in the unspecv enumeration, so that
8951         dumps print which unspec/unspec_volatile this is.
8952         * config/rs6000/vector.md (UNSPEC_*): Ditto.
8953         * config/rs6000/paired.md (UNSPEC_*): Ditto.
8954         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
8955         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
8956         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
8957
8958         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
8959         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
8960         UNSPECV_LWSYNC, since these are used as unspec_volatile.
8961         * config/rs6000/sync.md (isync, lwsync): Ditto.
8962
8963 2011-03-21  Richard Guenther  <rguenther@suse.de>
8964
8965         * params.def (lto-min-partition): Fix typo.
8966
8967 2011-03-21  Richard Guenther  <rguenther@suse.de>
8968
8969         PR c/47939
8970         * c-decl.c (grokdeclarator): Drop to the main variant only
8971         for array types.  Drop flag_gen_aux_info check.
8972
8973 2011-03-21  Richard Guenther  <rguenther@suse.de>
8974
8975         PR translation/47911
8976         * params.def (lto-partitions): Fix typo.
8977         (lto-min-partition): Fix wording.
8978
8979 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
8980
8981         * config/rs6000/t-freebsd: Remove duplication from file.
8982
8983 2011-03-21  Richard Guenther  <rguenther@suse.de>
8984
8985         PR middle-end/47661
8986         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
8987
8988 2011-03-21  Richard Guenther  <rguenther@suse.de>
8989
8990         PR lto/48210
8991         * params.def (lto-partitions): Require at least 1 partition.
8992
8993 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8994
8995         * gthr-solaris.h: Remove.
8996         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
8997         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
8998         (LIB_SPEC): Likewise.
8999         * config/sol2.opt (threads): Remove.
9000         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
9001         (sparc*-*-solaris2*): Likewise.
9002         * configure.ac (enable_threads): Enable solaris support.
9003         * configure: Regenerate.
9004         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
9005         * doc/install.texi (Configuration, --enable-threads=lib): Remove
9006         solaris.
9007
9008 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9009
9010         * config.gcc: Obsolete *-*-solaris2.8*.
9011         * doc/install.texi (Specific, *-*-solaris2*): Document it.
9012
9013 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9014
9015         PR bootstrap/48135
9016         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
9017         reference.  Solaris 8 perl works.
9018
9019 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9020
9021         PR bootstrap/48135
9022         * doc/install.texi (Prerequisites): Move jar etc. up.
9023         Explain support library version requirements.
9024
9025 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9026
9027         PR bootstrap/48135
9028         * doc/install.texi (Prerequisites): Move Perl to build
9029         requirements.  Always necessary on Solaris 2 with Sun ld.
9030
9031 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9032
9033         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
9034         binutils 2.21.
9035         (Specific, i?86-*-solaris2.[89]): Likewise.
9036         (Specific, i?86-*-solaris2.10): Likewise.
9037         (Specific, mips-sgi-irix6): Likewise.
9038         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
9039         Update for binutils 2.21.
9040
9041 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9042
9043         * configure.ac (gcc_cv_lto_plugin): Fix typo.
9044         Allow -fuse-linker-plugin for non-default plugin linker.
9045         * configure: Regenerate.
9046
9047 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9048
9049         PR bootstrap/48167
9050         * gengtype.c (files_rules): Added rule for cp/parser.h.
9051
9052 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
9053
9054         PR target/48213
9055         * config/s390/s390.c (s390_delegitimize_address): Don't call
9056         lowpart_subreg if orig_x has BLKmode.
9057
9058 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9059
9060         PR target/12171
9061         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9062         * tree.h (attribute_spec): Add new member affects_type_identity.
9063         * attribs.c (empty_attribute_table): Adjust attribute_spec
9064         initializers.
9065         * config/alpha/alpha.c: Likewise.
9066         * config/arc/arc.c: Likewise.
9067         * config/arm/arm.c: Likewise.
9068         * config/avr/avr.c: Likewise.
9069         * config/bfin/bfin.c: Likewise.
9070         * config/crx/crx.c: Likewise.
9071         * config/darwin.h: Likewise.
9072         * config/h8300/h8300.c: Likewise.
9073         * config/i386/cygming.h: Likewise.
9074         * config/i386/i386.c: Likewise.
9075         * config/ia64/ia64.c: Likewise.
9076         * config/m32c/m32c.c: Likewise.
9077         * config/m32r/m32r.c: Likewise.
9078         * config/m68hc11/m68hc11.c: Likewise.
9079         * config/m68k/m68k.c: Likewise.
9080         * config/mcore/mcore.c: Likewise.
9081         * config/mep/mep.c: Likewise.
9082         * config/microblaze/microblaze.c: Likewise.
9083         * config/mips/mips.c: Likewise.
9084         * config/rs6000/rs6000.c: Likewise.
9085         * config/rx/rx.c: Likewise.
9086         * config/sh/sh.c: Likewise.
9087         * config/sol2.h: Likewise.
9088         * config/sparc/sparc.c: Likewise.
9089         * config/spu/spu.c: Likewise.
9090         * config/stormy16/stormy16.c: Likewise.
9091         * config/v850/v850.c: Likewise.
9092
9093 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9094
9095         * simplify-rtx.c (simplify_binary_operation_1): Handle
9096         (xor (and A B) C) case when B and C are both constants.
9097
9098 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9099
9100         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9101
9102 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9103
9104         PR bootstrap/48168
9105         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9106
9107 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9108
9109         PR rtl-optimization/48156
9110         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9111         assume df and df_lr are not NULL.
9112
9113 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9114
9115         PR debug/48023
9116         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9117         between a call and its CALL_ARG_LOCATION note.
9118
9119 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9120
9121         PR debug/48178
9122         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9123         between a call and its corresponding CALL_ARG_LOCATION note.
9124
9125 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9126
9127         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9128         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9129         * haifa-sched.c (setup_ref_regs): Ditto.
9130         * caller-save.c (add_used_regs_1): Ditto.
9131         * dse.c (look_for_hardregs): Ditto.
9132         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9133         * sched-rgn.c (check_live_1): Ditto.
9134
9135 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9136
9137         * c-decl.c (diagnose_mismatched_decls): Give an error for
9138         redefining a typedef with variably modified type.
9139
9140 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9141
9142         * c-decl.c (grokfield): Don't allow typedefs for structures or
9143         unions with no tag by default.
9144         * doc/extend.texi (Unnamed Fields): Update.
9145
9146 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9147
9148         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9149         Rewrite using indirect functions.
9150         (lwp_slwpcb): Ditto.
9151         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9152         (avx_vinsertf128<mode>): Ditto.
9153
9154 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9155
9156         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9157         unspecs.
9158
9159 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9160
9161         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9162         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9163
9164 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9165
9166         PR rtl-optimization/48170
9167         * gcse.c (hoist_code): Remove bogus asserts.
9168
9169 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9170
9171         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9172         computation for prologue/epilogue.
9173
9174 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9175
9176         * Makefile.in (check-consistency): Remove.
9177
9178 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9179
9180         PR debug/48176
9181         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9182         arange_table_in_use is 0, but either text_section_used or
9183         cold_text_section_used is true.  Don't call it if
9184         !info_section_emitted.
9185
9186 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9187
9188         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9189         FUNCTION_VALUE_REGNO_P): Remove.
9190         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9191         Remove.
9192         * config/avr/avr.c (avr_ret_register): Make static inline.
9193         (avr_function_value_regno_p): New function.
9194         (avr_libcall_value): Make static. Add 'func' argument.
9195         (avr_function_value): Make static. Rename 'func' argument to
9196         'fn_decl_or_type', forward it to avr_libcall_value. Call
9197         avr_ret_register function instead of RET_REGISTER macro.
9198         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9199
9200 2011-03-18  Jason Merrill  <jason@redhat.com>
9201
9202         PR c++/23372
9203         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9204
9205 2011-03-18  Richard Guenther  <rguenther@suse.de>
9206
9207         * doc/install.texi (--enable-gold): Remove.
9208         (--with-plugin-ld): Document.
9209         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9210
9211 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9212
9213         PR middle-end/47790
9214         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9215         again after expansion changes.
9216
9217 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9218
9219         * combine.c (try_combine): Do simplification only call of
9220         subst() on i2 even when i1 is present. Update comments.
9221
9222 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9223
9224         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9225         and UNSPEC_PCREL_SYMOFF.
9226
9227 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9228
9229         * config/s390/s390.md: Use define_c_enum for the unspec constant
9230         definitions.
9231
9232 2011-03-18  Richard Henderson  <rth@redhat.com>
9233             Jakub Jelinek  <jakub@redhat.com>
9234
9235         PR bootstrap/48161
9236         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9237         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9238
9239 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9240
9241         PR middle-end/47725
9242         * combine.c (cant_combine_insn_p): Don't check zero/sign
9243         extended hard registers.
9244
9245 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9246
9247         PR middle-end/47725
9248         * combine.c (cant_combine_insn_p): Check zero/sign extended
9249         hard registers.
9250
9251 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9252
9253         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9254         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9255         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9256         Change return type to bool.
9257         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9258
9259 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9260
9261         PR debug/48163
9262         * var-tracking.c (prepare_call_arguments): If CALL target
9263         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9264         pc instead of looking it up using cselib_lookup and use
9265         Pmode for it if x has VOIDmode.
9266         * dwarf2out.c (gen_subprogram_die): If also both first and
9267         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9268
9269         PR debug/48163
9270         * function.c (assign_parms): For data.passed_pointer parms
9271         use MEM of data.entry_parm instead of data.entry_parm itself
9272         as DECL_INCOMING_RTL.
9273         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9274         also when passed and declared mode is the same, DECL_RTL
9275         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9276         a MEM too.
9277
9278 2011-03-16  Jeff Law  <law@redhat.com>
9279
9280         PR rtl-optimization/37273
9281         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9282         handle them like argument loads from stack slots.  Do not double
9283         count memory for memory constants and argument loads from stack slots.
9284
9285 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9286
9287         PR debug/48160
9288         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9289
9290 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9291
9292         PR target/48171
9293         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9294
9295 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9296
9297         PR bootstrap/48153
9298         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9299         if dwarf_strict.
9300         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9301         Clear call_arg_locations and call_arg_loc_last always.
9302
9303         PR middle-end/48152
9304         * var-tracking.c (prepare_call_arguments): If argument needs to be
9305         passed by reference, adjust argtype and mode.
9306
9307 2011-03-17  Richard Guenther  <rguenther@suse.de>
9308
9309         PR middle-end/48134
9310         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9311         a value make sure to fold the statement.
9312
9313 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9314
9315         PR target/43872
9316         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9317         return condition with !cfun->calls_alloca.
9318
9319 2011-03-17  Richard Guenther  <rguenther@suse.de>
9320
9321         PR bootstrap/48148
9322         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9323         origin for decls in other ltrans units.
9324         (input_varpool_node): Likewise.
9325
9326 2011-03-17  Richard Guenther  <rguenther@suse.de>
9327
9328         PR middle-end/48165
9329         * tree-object-size.c (compute_object_offset): Properly return
9330         the offset operand of MEM_REFs as sizetype.
9331
9332 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9333
9334         PR rtl-optimization/48141
9335         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9336         * dse.c: Include params.h.
9337         (active_local_stores_len): New variable.
9338         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9339         to NULL.
9340         (record_store, check_mem_read_rtx): Decrease it when removing
9341         from the chain.
9342         (scan_insn): Likewise.  Increase it when adding to chain, if it
9343         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9344         set active_local_stores to NULL before the addition.
9345         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9346
9347         PR rtl-optimization/48141
9348         * dse.c (record_store): If no positions are needed in an insn
9349         that cannot be deleted, at least unchain it from active_local_stores.
9350
9351 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9352
9353         PR debug/47510
9354         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9355         (lookup_type_die_strip_naming_typedef): ... here.
9356         (get_context_die): Use it.
9357         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9358         the anonymous struct named by the naming typedef.
9359
9360 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9361
9362         PR target/48154
9363         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9364         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9365
9366 2011-03-16  Jeff Law  <law@redhat.com>
9367
9368         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9369         check for operands of conditional.  Allow type to be a pointer.
9370
9371 2011-03-16  Richard Guenther  <rguenther@suse.de>
9372
9373         PR tree-optimization/48149
9374         * fold-const.c (fold_binary_loc): Fold
9375         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9376
9377 2011-03-16  Richard Guenther  <rguenther@suse.de>
9378
9379         PR tree-optimization/26134
9380         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9381         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9382         (non_rewritable_mem_ref_base): Handle complex type component
9383         accesses, constrain offsets for vector and complex extracts
9384         more properly.
9385
9386 2011-03-16  Richard Guenther  <rguenther@suse.de>
9387
9388         PR tree-optimization/48146
9389         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9390         operands avoiding the need for renaming.
9391
9392 2011-03-16  Richard Guenther  <rguenther@suse.de>
9393
9394         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9395         constant folding.  Move MEM_REF canonicalization first.
9396         Rely on fold_const_aggregate_ref for initializer folding.
9397         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9398
9399 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9400
9401         PR middle-end/48136
9402         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9403         arg0/arg1 or their arguments are always fold converted to matching
9404         types.
9405
9406         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9407         to nargs.
9408
9409 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9410
9411         PR lto/46944
9412         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9413         Handle in-tree gold.
9414         (ld_vers): Extract binutils version for gold.
9415         (gcc_cv_ld_hidden): Handle gold here.
9416         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9417         * configure: Regenerate.
9418         * config.in: Regenerate.
9419         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9420         -fuse-linker-plugin otherwise.
9421         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9422         (LINK_COMMAND_SPEC): Use it.
9423         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9424
9425 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9426
9427         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9428         * calls.c: Remove debug.h include.
9429         (emit_call_1): Don't call virtual_call_token debug hook.
9430         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9431         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9432         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9433         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9434         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9435         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9436         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9437         dwarf2out_virtual_call): Remove.
9438         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9439         copy_call_info and virtual_call hooks.
9440         (dwarf2out_init): Don't initialize vcall_insn_table,
9441         debug_dcall_section and debug_vcall_section.
9442         (prune_unused_types): Don't mark nodes from dcall_table.
9443         (dwarf2out_finish): Don't output dcall or vcall tables.
9444         * final.c (final_scan_insn): Don't call direct_call or
9445         virtual_call debug hooks.
9446         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9447         virtual_call_token, copy_call_info and virtual_call hooks.
9448         (debug_nothing_uid): Remove prototype.
9449         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
9450         copy_call_info and virtual_call hooks.
9451         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9452         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
9453         * debug.c (do_nothing_debug_hooks): Likewise.
9454         (debug_nothing_uid): Remove.
9455         * doc/invoke.texi (-fenable-icf-debug): Remove.
9456         * common.opt (-fenable-icf-debug): Likewise.
9457
9458         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
9459         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
9460         call's MEM.  Handle functions returning aggregate through a hidden
9461         first pointer.  For virtual calls add clobbered pc to call arguments
9462         chain.
9463         * dwarf2out.c (gen_subprogram_die): Emit
9464         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
9465         can't be emitted.
9466
9467         PR debug/45882
9468         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
9469         * rtl.h (ENTRY_VALUE_EXP): Define.
9470         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
9471         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
9472         * print-rtl.c (print_rtx): Likewise.
9473         * gengtype.c (adjust_field_rtx_def): Likewise.
9474         * var-tracking.c (vt_add_function_parameter): Adjust
9475         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
9476         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
9477         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
9478         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
9479         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
9480
9481         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
9482         Call var_location debug hook even on CALL_INSNs.
9483         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
9484         * rtl.def (ENTRY_VALUE): New.
9485         * dwarf2out.c: Include cfglayout.h.
9486         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
9487         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
9488         (struct call_arg_loc_node): New type.
9489         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
9490         tail_call_site_count): New variables.
9491         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
9492         DW_TAG_GNU_call_site_parameter.
9493         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
9494         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
9495         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
9496         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
9497         and DW_AT_GNU_all_source_call_sites.
9498         (mem_loc_descriptor): Handle ENTRY_VALUE.
9499         (add_src_coords_attributes): Don't add enything if
9500         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
9501         (dwarf2out_abstract_function): Save and clear call_arg_location,
9502         call_site_count and tail_call_site_count around dwarf2out_decl call.
9503         (gen_call_site_die): New function.
9504         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
9505         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
9506         (dwarf2out_function_decl): Clear call_arg_locations,
9507         call_arg_loc_last, set call_site_count and tail_call_site_count
9508         to -1 and free block_map.
9509         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
9510         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
9511         followed by any real instructions.
9512         (dwarf2out_begin_function): Set call_site_count and
9513         tail_call_site_count to 0.
9514         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
9515         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
9516         attempt to force a DIE for it and worst case remove the attribute.
9517         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
9518         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
9519         the decl itself.
9520         * var-tracking.c: Include tm_p.h.
9521         (vt_stack_adjustments): For calls call note_register_arguments.
9522         (argument_reg_set): New variable.
9523         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
9524         ensure the VALUE is resolved.
9525         (call_arguments): New variable.
9526         (prepare_call_arguments): New function.
9527         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
9528         (struct expand_loc_callback_data): Add ignore_cur_loc field.
9529         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
9530         always use the best expression.
9531         (vt_expand_loc): Add ignore_cur_loc argument.
9532         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
9533         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
9534         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
9535         note for all calls.
9536         (vt_add_function_parameter): Use cselib_lookup_from_insn.
9537         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
9538         argument.  Don't call cselib_preserve_only_values and
9539         cselib_reset_table.
9540         (note_register_arguments): New function.
9541         (vt_initialize): Compute argument_reg_set.  Call
9542         vt_add_function_parameters before processing basic blocks instead of
9543         afterwards.  For calls call prepare_call_arguments before calling
9544         cselib_process_insn.
9545         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
9546         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
9547         (var-tracking.o): Depend on $(TM_P_H).
9548         * cfglayout.h (insn_scope): New prototype.
9549         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
9550         * cfglayout.c (insn_scope): No longer static.
9551         * insn-notes.def (CALL_ARG_LOCATION): New.
9552         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9553         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9554         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9555         nothing for DECL_EXTERNAL BLOCK_VARS.
9556
9557 2011-03-16  Alan Modra  <amodra@gmail.com>
9558
9559         PR target/45844
9560         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9561         create invalid offset address for vsx splat insn.
9562         * config/rs6000/predicates.md (splat_input_operand): New.
9563         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9564
9565 2011-03-15  Xinliang David Li  <davidxl@google.com>
9566
9567         PR c/47837
9568         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9569         (normalize_preds): New function.
9570         (is_use_properly_guarded): Normalize def predicates.
9571
9572 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9573
9574         PR target/46788
9575         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9576         in the output template.
9577
9578 2011-03-15  Richard Guenther  <rguenther@suse.de>
9579
9580         PR middle-end/47650
9581         * tree-pretty-print.c (dump_function_declaration): Properly
9582         dump unprototyped and varargs function types.
9583
9584 2011-03-15  Richard Guenther  <rguenther@suse.de>
9585
9586         PR tree-optimization/13954
9587         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9588         and friends.
9589
9590 2011-03-15  Richard Guenther  <rguenther@suse.de>
9591
9592         PR tree-optimization/48037
9593         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9594         selects into BIT_FIELD_REFs.
9595         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9596         vector select.
9597
9598 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9599
9600         PR tree-optimization/48129
9601         * builtins.c (fold_builtin_snprintf): Convert to type of
9602         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9603         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9604
9605 2011-03-15  Richard Guenther  <rguenther@suse.de>
9606
9607         PR tree-optimization/41490
9608         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9609         value but with VUSE.
9610         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9611         return statements.
9612         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9613         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9614         * tree-tailcall.c (find_tail_calls): Ignore returns.
9615
9616 2011-03-15  Richard Guenther  <rguenther@suse.de>
9617
9618         PR middle-end/48031
9619         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9620         or variable-indexed array accesses when in gimple form.
9621
9622 2011-03-15  Richard Guenther  <rguenther@suse.de>
9623
9624         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9625
9626 2011-03-15  Alan Modra  <amodra@gmail.com>
9627
9628         PR target/48032
9629         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9630         presume symbol_refs without a symbol_ref_decl are suitably
9631         aligned, nor other trees we may see here.  Handle anchor symbols.
9632         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9633         Check cmodel=medium addresses.  Adjust all calls.
9634         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9635         creating cmodel=medium optimized access to locals.
9636         * config/rs6000/constraints.md (R): Pass QImode to
9637         legitimate_constant_pool_address_p.
9638         * config/rs6000/predicates.md (input_operand): Pass mode to
9639         legitimate_constant_pool_address_p.
9640         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
9641         Update prototype.
9642
9643 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9644
9645         PR target/48053
9646         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
9647         64-bit constants being loaded into registers other than GPRs such
9648         as loading 0 into a VSX register.
9649
9650 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9651
9652         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
9653
9654 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9655
9656         PR middle-end/47917
9657         * builtins.c (fold_builtin_snprintf): New function.
9658         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
9659         (fold_builtin_4): Likewise.
9660
9661         PR middle-end/38878
9662         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
9663         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
9664         and C - X == X also strip nops from +/-/p+ operand.
9665         When optimizing -X == C, fold C to arg0's type.
9666
9667         PR debug/47946
9668         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
9669         emit it as add_AT_int instead of add_AT_unsigned.
9670
9671 2011-03-14  Tom Tromey  <tromey@redhat.com>
9672
9673         * unwind-dw2.c: Include sys/sdt.h if it exists.
9674         (_Unwind_DebugHook): Use STAP_PROBE2.
9675         * config.in, configure: Rebuild.
9676         * configure.ac: Check for sys/sdt.h.
9677
9678 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
9679
9680         * config/i386/i386.md (ROUND_FLOOR): New constant.
9681         (ROUND_CEIL): Ditto.
9682         (ROUND_TRUNC): Ditto.
9683         (ROUND_MXCSR): Ditto.
9684         (ROUND_NO_EXC): Ditto.
9685         (rint<mode>2): Use new defines instead of numerical constants.
9686         (floor<mode>2): Ditto.
9687         (ceil<mode>2): Ditto.
9688         (btrunc<mode>2): Ditto.
9689         * config/i386/i386-builtin-types.def: Define ROUND function type
9690         aliases.
9691         * config/i386/i386.c (enum ix86_builtins): Add
9692         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
9693         (struct builtin_description): Add
9694         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
9695         (ix86_expand_sse_round): New static function.
9696         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
9697         function types.
9698         (ix86_builtin_vectorized_function): Handle
9699         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9700
9701 2011-03-14  Tom Tromey  <tromey@redhat.com>
9702
9703         * c-parser.c (c_parser_asm_string_literal): Clear
9704         warn_overlength_strings.
9705
9706 2011-03-14  Tom Tromey  <tromey@redhat.com>
9707
9708         * c-parser.c (disable_extension_diagnostics): Save
9709         warn_overlength_strings.
9710         (restore_extension_diagnostics): Restore warn_overlength_strings.
9711
9712 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9713
9714         * BASE-VER: Change to 4.7.0.
9715
9716 2011-03-14  Richard Guenther  <rguenther@suse.de>
9717
9718         PR middle-end/48098
9719         * tree.c (build_vector_from_val): Adjust assert to requirements
9720         and reality.
9721
9722 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9723
9724         PR bootstrap/48102
9725         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
9726
9727 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
9728
9729         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
9730         terms of target_flags_explicit. Adjust copyright year.
9731
9732         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
9733         * config/rs6000/t-freebsd: New file. Add override for
9734         LIB2FUNCS_EXTRA.
9735
9736 2011-03-13  Chris Demetriou  <cgd@google.com>
9737
9738         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
9739         (-fno-diagnostics-show-option): this, to reflect current default.
9740         (-Werror=): Update text about -fno-diagnostics-show-option.
9741
9742 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
9743
9744         PR target/48053
9745         * config/rs6000/predicates.md (easy_vector_constant_add_self,
9746         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
9747         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
9748         mode is not V2DImode or V2DFmode.
9749         (vspltis_constant): Do not handle V2DImode and V2DFmode.
9750         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
9751         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
9752         registers to 0.
9753         (movdi_internal64): Likewise.
9754
9755 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
9756
9757         PR tree-optimization/47127
9758         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
9759         parameter.
9760         (set_cloog_options): Same.
9761         (scop_to_clast): Same.
9762         (print_clast_stmt): Do not call cloog_state_malloc and
9763         cloog_state_free.
9764         (print_generated_program): Same.
9765         (gloog): Same.
9766         * graphite-clast-to-gimple.h (cloog_state): Declared.
9767         (scop_to_clast): Adjust declaration.
9768         * graphite.c (cloog_state): Defined here.
9769         (graphite_initialize): Call cloog_state_malloc.
9770         (graphite_finalize): Call cloog_state_free.
9771
9772 2011-03-11  Jason Merrill  <jason@redhat.com>
9773
9774         * attribs.c (lookup_attribute_spec): Take const_tree.
9775         * tree.h: Adjust.
9776
9777 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
9778
9779         * config/sparc/sparc.c (sparc_option_override): Use
9780         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
9781
9782 2011-03-11  Richard Guenther  <rguenther@suse.de>
9783
9784         PR tree-optimization/48067
9785         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
9786         multiplication result will be only used once on the target
9787         stmt.
9788
9789 2011-03-11  Richard Guenther  <rguenther@suse.de>
9790
9791         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
9792
9793 2011-03-11  Richard Guenther  <rguenther@suse.de>
9794
9795         PR lto/48073
9796         * tree.c (find_decls_types_r): Do not walk types only reachable
9797         from IDENTIFIER_NODEs.
9798
9799 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9800
9801         PR middle-end/48044
9802         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
9803         all vnode->force_output nodes as needed.
9804
9805 2011-03-11  Jason Merrill  <jason@redhat.com>
9806
9807         PR c++/48069
9808         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
9809         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
9810
9811 2011-03-11  Martin Jambor  <mjambor@suse.cz>
9812
9813         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
9814         cgraph_node.
9815
9816 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9817
9818         PR tree-optimization/48063
9819         * ipa-inline.c (cgraph_decide_inlining): Don't try to
9820         inline functions called once if !tree_can_inline_p (node->callers).
9821
9822 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
9823
9824         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
9825         extra_objs.
9826         * config/score/score3.c: Delete.
9827         * config/score/score3.h: Delete.
9828         * config/score/mul-div.S: Delete.
9829         * config/score/sfp-machine.h: Add new file.
9830         * config/score/constraints.md: Add new file.
9831         * config/score/t-score-softfp: Add new file.
9832         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
9833         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
9834         (score7_extra_constraint): Delete.
9835         (score7_option_override): Remove unused code.
9836         * config/score/score.c: Remove score3 and score5 define and code.
9837         * config/score/score.h: Remove score3 and score5 define and code.
9838         * config/score/score.md: Remove score3 template and unusual insn.
9839         * config/score/score.opt: Remove score3 and score5 options.
9840
9841 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9842
9843         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
9844         when _HPUX_SOURCE is defined.
9845         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
9846
9847 2011-03-10  Jason Merrill  <jason@redhat.com>
9848
9849         PR c++/48029
9850         * stor-layout.c (layout_type): Don't set structural equality
9851         on arrays of incomplete type.
9852         * tree.c (type_hash_eq): Handle comparing them properly.
9853
9854 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
9855
9856         PR debug/48043
9857         * config/s390/s390.c (s390_delegitimize_address): Make sure the
9858         result mode matches original rtl mode.
9859
9860 2011-03-10  Nick Clifton  <nickc@redhat.com>
9861
9862         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
9863         (andsi3, andsi3_flags): Fix timings for three operand alternative.
9864
9865 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
9866
9867         PR rtl-optimization/47866
9868         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
9869         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
9870         if target wasn't scalar.
9871         * function.c (assign_stack_temp_for_type): Assert that neither
9872         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
9873         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
9874         macro.
9875         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
9876
9877 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9878
9879         * config/s390/s390-protos.h (s390_label_align): New prototype.
9880         * config/s390/s390.c (s390_label_align): New function.
9881         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
9882
9883 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
9884
9885         PR target/47755
9886         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
9887         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
9888         (output_vec_const_move): Ditto.
9889
9890 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
9891
9892         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
9893         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
9894         * config/mips/mips.c (mips_preferred_reload_class): Make static.
9895         Change 'rclass' argument and result type to reg_class_t.
9896         (TARGET_PREFERRED_RELOAD_CLASS): Define.
9897
9898 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
9899
9900         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
9901         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
9902         (TARGET_MEMORY_MOVE_COST): Define.
9903         (avr_register_move_cost, avr_memory_move_cost): New Functions.
9904
9905 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
9906
9907         PR debug/47881
9908         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
9909         removed anything.
9910
9911         PR tree-optimization/48022
9912         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
9913         for EQ/NE_EXPR.
9914
9915 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
9916
9917         PR debug/47991
9918         * var-tracking.c (find_use_val): Return NULL for
9919         cui->sets && cui->store_p BLKmode MEMs.
9920
9921 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
9922
9923         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
9924         Remove.
9925         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
9926         xstormy16_print_operand_address): Remove.
9927         * config/stormy16/stormy16.c (xstormy16_print_operand,
9928         xstormy16_print_operand_address): Make static.
9929         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
9930
9931 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
9932
9933         PR target/47862
9934         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
9935         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
9936         before definition.
9937
9938 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
9939
9940         PR bootstrap/48000
9941         * cfgloopmanip.c (fix_bb_placements): Return immediately
9942         if FROM is BASE_LOOP's header.
9943
9944 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
9945
9946         * gimplify.c (gimplify_function_tree): Fix building calls
9947         to __builtin_return_address.
9948
9949 2011-03-07  Alan Modra  <amodra@gmail.com>
9950
9951         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
9952         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
9953         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
9954         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
9955         return_mode args.
9956         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
9957         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
9958         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
9959         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
9960         * config/rs6000/rs6000.c
9961         (rs6000_elf_end_indicate_exec_stack): Rename to..
9962         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
9963         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
9964         (rs6000_file_start): ..here.
9965         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
9966         file scope variables.
9967         (call_ABI_of_interest): New function.
9968         (init_cumulative_args): Set above vars when function return value
9969         is a float, vector, or small struct.
9970         (rs6000_function_arg_advance_1): Likewise for function args.
9971         (rs6000_va_start): Set rs6000_passes_float if variable arg function
9972         references float args.
9973
9974 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
9975
9976         * doc/cfg.texi: Remove "See" before @ref.
9977         * doc/invoke.texi: Likewise.
9978
9979 2011-03-05  Jason Merrill  <jason@redhat.com>
9980
9981         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
9982
9983 2011-03-05  Anthony Green  <green@moxielogic.com>
9984
9985         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
9986
9987 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
9988
9989         PR rtl-optimization/47899
9990         * cfgloopmanip.c (fix_bb_placements): Fix first argument
9991         to flow_loop_nested_p when moving the loop upward.
9992
9993 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
9994
9995         PR target/47719
9996         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
9997
9998 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
9999
10000         PR tree-optimization/47967
10001         * ipa-cp.c (build_const_val): Return NULL instead of creating
10002         VIEW_CONVERT_EXPR for mismatching sizes.
10003         (ipcp_create_replace_map): Return NULL if build_const_val failed.
10004         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
10005         give up on versioning.
10006
10007 2011-03-05  Alan Modra  <amodra@gmail.com>
10008
10009         PR target/47986
10010         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
10011         full cmodel medium/large lo_sum + high addresses.
10012
10013 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10014
10015         * config/s390/s390.c (s390_decompose_address): Reject non-literal
10016         pool references in UNSPEC_LTREL_OFFSET.
10017
10018 2011-03-04  Jan Hubicka  <jh@suse.cz>
10019
10020         PR lto/47497
10021         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
10022         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
10023         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
10024         Add node pointers.
10025         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
10026         cgraph_add_thunk): Add node pointers.
10027         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
10028         associated to right node.
10029         (input_node): Update use of cgraph_same_body_alias
10030         and cgraph_add_thunk.
10031
10032 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
10033
10034         * config/i386/i386.opt (mprefer-avx128): New flag.
10035         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
10036         modes when the flag -mprefer-avx128 is on.
10037
10038 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
10039
10040         * dwarf2out.c (compare_loc_operands): Fix address handling.
10041
10042 2011-03-04  Alan Modra  <amodra@gmail.com>
10043
10044         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
10045
10046 2011-03-04  Richard Guenther  <rguenther@suse.de>
10047
10048         PR middle-end/47968
10049         * expmed.c (extract_bit_field_1): Prefer vector modes that
10050         vec_extract patterns can handle.
10051
10052 2011-03-04  Richard Guenther  <rguenther@suse.de>
10053
10054         PR middle-end/47975
10055         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10056
10057 2011-03-04  Richard Henderson  <rth@redhat.com>
10058
10059         * explow.c (emit_stack_save): Remove 'after' parameter.
10060         (emit_stack_restore): Likewise.
10061         * expr.h: Update to match.
10062         * builtins.c, calls.c, stmt.c: Likewise.
10063         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10064         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10065         * function.c (expand_function_end): Insert the emit_stack_save
10066         sequence before parm_birth_insn instead of after.
10067
10068 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10069
10070         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10071         (ssse3_pmaddubsw128): Ditto.
10072         (ssse3_pmaddubsw): Ditto.
10073
10074 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10075
10076         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10077
10078 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10079
10080         PR c/47963
10081         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10082         on TYPE_SIZE_UNIT if it is a DECL.
10083
10084         PR debug/47283
10085         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10086         first operand is not is_gimple_mem_ref_addr, try to fold it.
10087         If the operand still isn't is_gimple_mem_ref_addr, clear
10088         MEM_EXPR on op0.
10089
10090 2011-03-03  Richard Guenther  <rguenther@suse.de>
10091
10092         PR middle-end/47283
10093         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10094         match comment.
10095         (refs_may_alias_p_1): For release branches return true if
10096         we are confused by our input.
10097
10098 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10099
10100         * config/s390/s390.c (s390_function_value): Rename to ...
10101         (s390_function_and_libcall_value): ... this.
10102         (s390_function_value): New function.
10103         (s390_libcall_value): New function.
10104         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10105         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10106         target macro definitions.
10107         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10108
10109 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10110
10111         * config/i386/freebsd64.h (CC1_SPEC): Define.
10112         * config/i386/linux64.h (CC1_SPEC): Define.
10113         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10114
10115 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10116
10117         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10118         Remove.
10119         * config/stormy16/stormy16.c: Include reload.h.
10120         (xstormy16_memory_move_cost): New function.
10121         (TARGET_MEMORY_MOVE_COST): Define.
10122
10123 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10124
10125         PR rtl-optimization/47925
10126         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10127         with side effects.  Remove the more-specific check for volatile asms.
10128
10129 2011-03-02  Alan Modra  <amodra@gmail.com>
10130
10131         PR target/47935
10132         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10133         toc relative addresses for valid offsets.
10134
10135 2011-03-01  Richard Guenther  <rguenther@suse.de>
10136
10137         PR tree-optimization/47890
10138         * tree-vect-loop.c (get_initial_def_for_induction): Set
10139         related stmt properly.
10140
10141 2011-03-01  Richard Guenther  <rguenther@suse.de>
10142
10143         PR lto/47924
10144         * lto-streamer.c (lto_record_common_node): Also register
10145         the canonical type.
10146
10147 2011-03-01  Richard Guenther  <rguenther@suse.de>
10148
10149         PR lto/46911
10150         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10151         Do not stream DECL_ABSTRACT_ORIGIN.
10152         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10153         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10154         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10155         Do not stream DECL_ABSTRACT_ORIGIN.
10156         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10157         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10158
10159 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10160
10161         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10162         FUNCTION_VALUE_REGNO_P): Remove.
10163         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10164         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10165         Add 'outgoing' argument.
10166         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10167         function.
10168         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10169         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10170
10171 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10172
10173         PR debug/28047
10174         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10175         (lookup_filename): Likewise.
10176         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10177
10178 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10179             Jakub Jelinek  <jakub@redhat.com>
10180
10181         PR middle-end/47893
10182         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10183         (assign_stack_local_1): Change last argument type to int.
10184         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10185         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10186         don't record padding space into frame_space_list nor use those areas.
10187         (assign_stack_local): Adjust caller.
10188         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10189         of assign_stack_local, pass 0 as last argument.
10190         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10191         callers.
10192
10193 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10194
10195         PR debug/47283
10196         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10197         Use target address_mode and pointer_mode hooks instead of hardcoded
10198         Pmode and ptr_mode.  Handle some simple cases of extending if
10199         POINTERS_EXTEND_UNSIGNED < 0.
10200         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10201         Call convert_debug_memory_address.
10202         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10203         convert_debug_memory_address.
10204
10205         PR middle-end/46790
10206         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10207         * configure: Regenerated.
10208         * config.in: Regenerated.
10209         * varasm.c (default_function_section): Return NULL
10210         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10211
10212 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10213
10214         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10215         the description to match the printed values.
10216
10217 2011-02-28  Richard Guenther  <rguenther@suse.de>
10218
10219         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10220         of the copied scope tree.
10221
10222 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10223
10224         * doc/extend.texi (Function Attributes): Avoid deeply (and
10225         wrongly) nested tables.
10226
10227 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10228
10229         PR middle-end/47903
10230         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10231         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10232         r isn't op0 nor op1.
10233
10234 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10235
10236         * config/avr/avr.md: Remove magic comment for emacs.
10237
10238 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10239
10240         PR target/45261
10241         * config/avr/avr.c (avr_option_override): Use error on bad options.
10242         (avr_help): New function.
10243         (TARGET_HELP): Define.
10244
10245 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10246
10247         PR target/42240
10248         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10249         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10250
10251 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10252
10253         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10254         (ARM Options): Ditto.
10255         (i386 and x86-64 Options): Ditto.
10256         (RX Options): Ditto.
10257         (SPARC Options): Ditto.
10258
10259 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10260
10261         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10262         FreeBSD 6 and later.  Generally use cpu generic.
10263
10264 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10265
10266         * doc/cpp.texi: Update copyright years.
10267
10268 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10269
10270         PR target/46898
10271         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10272
10273 2011-02-25  Jon Beniston  <jon@beniston.com>
10274
10275         PR target/46898
10276         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10277         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10278         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10279         (lm32_block_move_inline): Add type cast to remove warning.
10280         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10281         (gen_int_relational): Move declarations to start of function.
10282
10283 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10284
10285         PR tree-optimization/45470
10286         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10287         can throw internally only.
10288         * tree-vect-stmts.c (vectorizable_call): Likewise.
10289
10290 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10291
10292         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10293         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10294         * config/stormy16/stormy16-protos.h
10295         (xstormy16_preferred_reload_class): Remove.
10296         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10297         static. Change 'rclass' argument and return type to reg_class_t.
10298         (TARGET_PREFERRED_RELOAD_CLASS,
10299         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10300
10301 2011-02-24  Richard Guenther  <rguenther@suse.de>
10302
10303         * lto-streamer-in.c (input_bb): Do not find referenced vars
10304         in debug statements.
10305
10306 2011-02-23  Jason Merrill  <jason@redhat.com>
10307
10308         * common.opt (fabi-version): Document v5 and v6.
10309
10310 2011-02-23  Richard Guenther  <rguenther@suse.de>
10311
10312         PR tree-optimization/47849
10313         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10314
10315 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10316
10317         * opts-common.c (decode_cmdline_option): Print empty string
10318         argument as "" in decoded->orig_option_with_args_text.
10319         * gcc.c (execute): Print empty string argument as ""
10320         in the verbose output.
10321         (do_spec_1): Keep empty string argument.
10322
10323 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10324
10325         * config.gcc: Declare score-* and crx-* obsolete.
10326
10327 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10328
10329         PR rtl-optimization/47763
10330         * web.c (web_main): Ignore naked clobber when replacing register.
10331
10332 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10333
10334         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10335         Remove.
10336
10337 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10338
10339         PR doc/47848
10340         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10341
10342 2011-02-22  Mike Stump  <mikestump@comcast.net>
10343
10344         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10345         assembler.
10346         * configure: Regenerate.
10347
10348 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10349
10350         PR rtl-optimization/46002
10351         * ira-color.c (update_copy_costs): Change class intersection
10352         test to reg_class_contents[] test of 'hard_regno'.
10353
10354 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10355
10356         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10357         than Driver option.
10358         * config/hpux11.opt (mt): Likewise.
10359         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10360         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10361         * config/vax/elf.opt (mno-asm-pic): Likewise.
10362         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10363
10364 2011-02-21  Mike Stump  <mikestump@comcast.net>
10365
10366         PR target/47822
10367         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10368         tree so we can get save the type.
10369         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10370         for CFString instead of trying to use past the end of the builtins.
10371         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10372         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10373         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10374         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10375         Rename to darwin_builtin_cfstring.
10376         (darwin_init_cfstring_builtins): Return the built type.
10377
10378 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10379
10380         PR target/47840
10381         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10382         (_mm256_insert_epi64): Use _mm_insert_epi64.
10383
10384 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10385
10386         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10387         * config/stormy16/stormy16-protos.h
10388         (xstormy16_mode_dependent_address_p): Remove.
10389         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10390         Make static. Change return type to bool. Change argument type to
10391         const_rtx. Remove dead code.
10392         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10393
10394 2011-02-21  Richard Guenther  <rguenther@suse.de>
10395
10396         PR lto/47820
10397         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10398         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10399         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10400         TUs context.
10401         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10402         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10403
10404 2011-02-20  Richard Guenther  <rguenther@suse.de>
10405
10406         PR lto/47822
10407         * tree.c (free_lang_data_in_decl): Clean builtins from
10408         the TU decl BLOCK_VARS.
10409
10410 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10411
10412         PR debug/47620
10413         PR debug/47630
10414         * haifa-sched.c (fix_tick_ready): Skip tick computation
10415         for debug insns.
10416
10417 2011-02-19  Richard Guenther  <rguenther@suse.de>
10418
10419         PR lto/47647
10420         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10421         Remove lazy BLOCK_VARS streaming.
10422         (lto_input_ts_block_tree_pointers): Likewise.
10423         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10424
10425 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10426
10427         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10428
10429 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10430
10431         * config/i386/biarch32.h, config/i386/mach.h,
10432         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10433
10434 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10435
10436         PR target/47800
10437         * config/i386/i386.md (peephole2 for shift and plus): Use
10438         operands[1] original mode in the first insn.
10439
10440 2011-02-18  Mike Stump  <mikestump@comcast.net>
10441
10442         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10443
10444 2011-02-18  Jan Hubicka  <jh@suse.cz>
10445
10446         PR middle-end/47788
10447         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10448         to zero when the function is not inlinable at all.
10449
10450 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10451
10452         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
10453         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10454         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
10455         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
10456         * config/pa/t-pa64: Likewise.
10457         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10458
10459 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10460
10461         PR driver/47787
10462         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
10463
10464 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10465
10466         PR target/47792
10467         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
10468
10469 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
10470
10471         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
10472         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
10473         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
10474         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
10475         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
10476         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
10477         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10478         m32r_load_postinc_p, m32r_store_preinc_predec_p,
10479         m32r_legitimate_address_p): New functions.
10480         * config/m32r/constraints.md (constraint "S"): Don't use
10481         STORE_PREINC_PREDEC_P.
10482         (constraint "U"): Don't use LOAD_POSTINC_P.
10483
10484 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
10485
10486         PR rtl-optimization/46178
10487         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
10488         compute ira_hard_regno_cover_class[].
10489
10490 2011-02-18  Richard Guenther  <rguenther@suse.de>
10491
10492         PR lto/47798
10493         * lto-streamer.h (lto_global_var_decls): Declare.
10494         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
10495         statics for global var processing.
10496
10497 2011-02-18  Richard Guenther  <rguenther@suse.de>
10498
10499         PR tree-optimization/47737
10500         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
10501         edge dominance check.
10502
10503 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10504
10505         PR debug/47780
10506         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
10507         avoid invalid rtx sharing.
10508
10509 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
10510
10511         * doc/cpp.texi (Obsolete Features): Add background on the
10512         origin of assertions.
10513
10514 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
10515
10516         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
10517         objc_abi == 2.
10518         * config/darwin.c (output_objc_section_asm_op): Added support for
10519         ABI v1 and v2.
10520         (is_objc_metadata): New.
10521         (darwin_objc2_section): New.
10522         (darwin_objc1_section): New.
10523         (machopic_select_section): Added support for ABI v1 and v2.
10524         (darwin_emit_objc_zeroed): New.
10525         (darwin_output_aligned_bss): Detect objc metadata and treat it
10526         appropriately.
10527         (darwin_asm_output_aligned_decl_common): Same.
10528         (darwin_asm_output_aligned_decl_local): Same.
10529         * config/darwin-sections.def: Updated for ABI v1 and v2.
10530         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
10531         compiling Objective-C code for the NeXT runtime, default to using
10532         ABI version 0 for 32-bit, and version 2 for 64-bit.
10533
10534 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10535
10536         * common.opt (optimize_fast): New Variable.
10537         * opts.c (default_options_optimization): Use opts->x_optimize_fast
10538         instead of local variable ofast.
10539
10540 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
10541
10542         * doc/invoke.texi (fobjc-abi-version): Documented.
10543         (fobjc-nilcheck): Documented.
10544         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
10545         version.
10546
10547 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10548
10549         PR driver/47390
10550         * common.opt (export-dynamic): New Driver option.
10551         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
10552
10553 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10554
10555         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10556
10557 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10558             Jan Hubicka  <jh@suse.cz>
10559
10560         PR debug/47106
10561         PR debug/47402
10562         * cfgexpand.c (account_used_vars_for_block): Remove.
10563         (estimated_stack_frame_size): Use referenced vars.
10564         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10565         that were referenced in the original function.  Test src_fn
10566         rather than cfun.  Drop redundant get_var_ann.
10567         (setup_one_parameter): Drop redundant get_var_ann.
10568         (declare_return_variable): Likewise.
10569         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10570         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10571         * ipa-inline.c (compute_inline_parameters): Do not compute
10572         disregard_inline_limits here.
10573         (compute_inlinable_for_current, pass_inlinable): New.
10574         (pass_inline_parameters): Require PROP_referenced_vars.
10575         * cgraphunit.c (cgraph_process_new_functions): Don't run
10576         compute_inline_parameters explicitly unless function is in SSA form.
10577         (cgraph_analyze_function): Set .disregard_inline_limits.
10578         * tree-sra.c (convert_callers): Compute inliner parameters
10579         only for functions already in SSA form.
10580
10581 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10582
10583         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10584         -mlittle-endian-data.
10585
10586 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10587
10588         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10589         -mno-fpu, not -fpu and -no-fpu.
10590         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10591         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10592
10593 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10594
10595         PR target/43653
10596         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10597         input reload with PLUS RTX.
10598
10599 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10600
10601         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10602         of InverseVar(MDMX).
10603
10604 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10605
10606         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10607         --m4-340.
10608
10609 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10610
10611         * config/mn10300/mn10300.opt (mno-crt0): New.
10612
10613 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10614
10615         * config/m68k/uclinux.opt (static-libc): New Driver option.
10616
10617 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10618
10619         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10620
10621 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10622
10623         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10624         %{muser-extend-enabled}.
10625
10626 2011-02-16  Richard Guenther  <rguenther@suse.de>
10627
10628         PR tree-optimization/47738
10629         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10630         the TODO from tree_predictive_commoning.
10631
10632 2011-02-15  Jeff Law  <law@redhat.com>
10633
10634         Revert
10635         2011-01-25  Jeff Law  <law@redhat.com>
10636
10637         PR rtl-optimization/37273
10638         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10639         handle them like argument loads from stack slots.  Do not double
10640         count memory for memory constants and argument loads from stack slots.
10641
10642 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10643
10644         PR middle-end/47725
10645         * combine.c (cant_combine_insn_p): Revert the last change.
10646
10647 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
10648
10649         PR target/47755
10650         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
10651         mode for vector constants.  Remove code that checks for TImode.
10652
10653 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10654
10655         PR debug/47106
10656         PR debug/47402
10657         * cgraph.h (compute_inline_parameters): Return void.
10658         * ipa-inline.c (compute_inline_parameters): Adjust.
10659
10660 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10661
10662         PR debug/47106
10663         PR debug/47402
10664         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
10665         rather than decl.
10666         * cfgexpand.c (estimated_stack_frame_size): Likewise.
10667         * ipa-inline.c (compute_inline_parameters): Adjust.
10668
10669 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10670
10671         PR debug/47106
10672         PR debug/47402
10673         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
10674         Adjust all users.  Pass FN to...
10675         * tree-flow-inline.h (first_referenced_var): ... this.  Add
10676         fn argument.
10677         * ipa-struct-reorg.c: Adjust.
10678         * tree-dfa.c: Adjust.
10679         * tree-into-ssa.c: Adjust.
10680         * tree-sra.c: Adjust.
10681         * tree-ssa-alias.c: Adjust.
10682         * tree-ssa-live.c: Adjust.
10683         * tree-ssa.c: Adjust.
10684         * tree-ssanames.c: Adjust.
10685         * tree-tailcall.c: Adjust.
10686
10687 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10688
10689         PR debug/47106
10690         PR debug/47402
10691         * tree-flow.h (referenced_var_lookup): Add fn parameter.
10692         Adjust all callers.
10693         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
10694         * tree-flow-inline.h: Adjust.
10695         * gimple-pretty-print.c: Adjust.
10696         * tree-into-ssa.c: Adjust.
10697         * tree-ssa.c: Adjust.
10698         * cfgexpand.c: Adjust.
10699
10700 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10701
10702         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
10703         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10704         (EXTRA_CONSTRAINT): Delete.
10705         * config/iq2000/constraints.md: New file.
10706         * config/iq2000/iq2000.md: Include it.
10707         (define_insn ""): Delete.
10708         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
10709         unsupported constraint letters from patterns.
10710         (call_value, call_value_internal1): Likewise.
10711         (call_value_multiple_internal1): Likewise.
10712
10713 2011-02-15  Nick Clifton  <nickc@redhat.com>
10714
10715         * config/mn10300/mn10300.c: Include tm-constrs.h.
10716         (struct liw_data): New data structure describing an LIW candidate
10717         instruction.
10718         (extract_bundle): Use struct liw_data.  Allow small integer
10719         operands for some instructions.
10720         (check_liw_constraints): Use struct liw_data.  Remove swapped
10721         parameter.  Add comments describing the checks.  Fix bug when
10722         assigning the source of liw1 to the source of liw2.
10723         (liw_candidate): Delete.  Code moved into extract_bundle.
10724         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
10725         before swapping.
10726         * config/mn10300/predicates.md (liw_operand): New predicate.
10727         Allows registers and small integer constants.
10728         * config/mn10300/constraints.md (O): New constraint.  Accetps
10729         integers in the range -8 to +7 inclusive.
10730         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
10731         for moving a small integer into a register.  Give this alternative
10732         LIW attributes.
10733         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
10734         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
10735         using the J,K,L and M constraints,
10736         (liw): Remove SI mode on second operands to allow for HI and QI
10737         mode values.
10738         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
10739         instruction.
10740
10741 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10742
10743         PR middle-end/47725
10744         * combine.c (cant_combine_insn_p): Check zero/sign extended
10745         hard registers.
10746
10747 2011-02-15  Richard Guenther  <rguenther@suse.de>
10748
10749         PR tree-optimization/47743
10750         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
10751         for a non-type-compatible VN lookup bail out.
10752
10753 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10754
10755         * config/fr30/constraints.md: New file.
10756         * config/fr30/fr30.md: Include it.
10757         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
10758         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10759         (EXTRA_CONSTRAINT): Delete.
10760
10761 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10762
10763         * config/frv/constraints.md: New file.
10764         * config/frv/predicates.md: Include it.
10765         * config/frv/frv.c (reg_class_from_letter): Delete.
10766         (frv_option_override): Don't initialize it.
10767         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
10768         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
10769         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10770         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10771         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
10772         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10773         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
10774         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
10775         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
10776         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
10777         (REG_CLASS_FROM_CONSTRAINT): Delete.
10778
10779 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
10780
10781         PR middle-end/47581
10782         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
10783         if frame size is 0 in a leaf function.
10784
10785 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10786
10787         PR pch/14940
10788         * config/alpha/host-osf.c: New file.
10789         * config/alpha/x-osf: New file.
10790         * config.host (alpha*-dec-osf*): Use it.
10791
10792 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10793
10794         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10795         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
10796         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
10797         (rx_mode_dependent_address_p): ...this. Make static. Change argument
10798         type to const_rtx.
10799         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10800
10801 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10802
10803         * config/stormy16/constraints.md: New file.
10804         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
10805         Use satisfies_constraint_Q and satisfies_constraint_R.
10806         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
10807         Delete.
10808         (xstormy16_legitiamte_address_p): Declare.
10809         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
10810         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10811         (EXTRA_CONSTRAINT): Delete.
10812         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10813         Un-staticize.
10814         (xstormy16_extra_constraint_p): Delete.
10815
10816 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
10817
10818         PR tree-optimization/46494
10819         * loop-unroll.c (split_edge_and_insert): Adjust comment.
10820         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
10821         (pass_rtl_loop_done): Add TODO_verify_flow.
10822         * fwprop.c (pass_rtl_fwprop): Likewise.
10823         * modulo-sched.c (pass_sms): Likewise.
10824         * tree-ssa-dom.c (pass_dominator): Likewise.
10825         * tree-ssa-loop-ch.c (pass_ch): Likewise.
10826         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
10827         (pass_tree_loop_done): Likewise.
10828         * tree-ssa-pre.c (execute_pre): Likewise.
10829         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10830         * tree-ssa-sink.c (pass_sink_code): Likewise.
10831         * tree-vrp.c (pass_vrp): Likewise.
10832
10833 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10834
10835         * config/v850/constraints.md: New file.
10836         * config/v850/v850.md: Include it.
10837         * config/v850/predicates.md (reg_or_0_operand): Use
10838         satisfies_constraint_G.
10839         (special_symbolref_operand): Use satisfies_constraint_K.
10840         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
10841         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10842         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
10843         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10844         (EXTRA_CONSTRAINT): Delete.
10845         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
10846         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
10847         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
10848
10849 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10850
10851         PR target/47696
10852         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
10853         description.
10854
10855 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10856
10857         * config/mcore/constraints.md: New file.
10858         * config/mcore/mcore.md: Include it.
10859         * config/mcore/mcore.c (reg_class_from_letter): Delete.
10860         * config/mcore/mcore.h (reg_class_from_letter): Delete.
10861         (REG_CLASS_FROM_LETTER): Delete.
10862         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
10863         insn_const_int_ok_for_constraint.
10864         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
10865         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
10866         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10867         (EXTRA_CONSTRAINT): Delete.
10868
10869 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10870
10871         PR ada/41929
10872         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
10873         (IS_SIGHANDLER): Define.
10874         (sparc64_is_sighandler): New function, split off from
10875         sparc64_fallback_frame_state.
10876         (sparc_is_sighandler): New function, split off from
10877         sparc_fallback_frame_state.
10878         (sparc64_fallback_frame_state): Merge with ...
10879         (sparc_fallback_frame_state): ... this into ...
10880         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
10881         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
10882         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
10883         stack instead of hardcoded offsets.
10884
10885 2011-02-14  Andriy Gapon  <avg@freebsd.org>
10886
10887         PR target/45808
10888         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
10889
10890 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10891
10892         * configure: Regenerate.
10893
10894 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
10895
10896         PR driver/45731
10897         * gcc.c (asm_options): Correct spec matching --target-help.
10898
10899 2011-02-12  Martin Jambor  <mjambor@suse.cz>
10900
10901         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
10902         to gimple call error.
10903
10904 2011-02-12  Mike Stump  <mikestump@comcast.net>
10905
10906         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
10907         comments in backslash regions.
10908
10909 2011-02-12  Mike Stump  <mikestump@comcast.net>
10910             Jakub Jelinek  <jakub@redhat.com>
10911             Iain Sandoe  <iains@gcc.gnu.org>
10912
10913         PR target/47324
10914         * dwarf2out.c (output_cfa_loc): When required, apply the
10915         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
10916         (output_loc_sequence): Likewise.
10917         (output_loc_operands_raw): Likewise.
10918         (output_loc_sequence_raw): Likewise.
10919         (output_cfa_loc): Likewise.
10920         (output_loc_list): Suppress register number adjustment when
10921         calling output_loc_sequence()
10922         (output_die): Likewise.
10923
10924 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
10925
10926         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10927         Remove macros.
10928         * config/xtensa/xtensa.c (xtensa_register_move_cost,
10929         xtensa_memory_move_cost): New functions.
10930         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
10931
10932 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
10933
10934         PR lto/47225
10935         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
10936         in the current directory.
10937         * configure: Rebuilt.
10938
10939 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10940
10941         * config/darwin.c (darwin_override_options): Add a hunk missed
10942         from the commit of r168571.  Trim comment line lengths and
10943         correct indents of the preceding block.
10944
10945 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10946
10947         * gcc.c (driver_handle_option): Concatenate the argument to -F with
10948         the switch.
10949
10950 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10951
10952         * common.opt (nostartfiles): New Driver option.
10953
10954 2011-02-11  Xinliang David Li  <davidxl@google.com>
10955
10956         PR tree-optimization/47707
10957         * tree-chrec.c (convert_affine_scev): Keep type precision.
10958
10959 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
10960
10961         PR tree-optimization/47420
10962         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
10963
10964 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
10965
10966         PR rtl-optimization/47614
10967         * rtl.h (check_for_inc_dec): Declare.
10968         * dse.c (check_for_inc_dec): Externalize...
10969         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
10970         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
10971
10972 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10973
10974         PR driver/47678
10975         * gcc.c (main): Do not compile inputs if there were errors in
10976         option handling.
10977         * opts-common.c (read_cmdline_option): Check for wrong language
10978         after other error checks.
10979
10980 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
10981
10982         * cgraph.c: Fix comment typos.
10983         * cgraph.h: Likewise.
10984         * cgraphunit.c: Likewise.
10985         * ipa-cp.c: Likewise.
10986         * ipa-inline.c: Likewise.
10987         * ipa-prop.c: Likewise.
10988         * ipa-pure-const.c: Likewise.
10989         * ipa-ref.c: Likewise.
10990         * ipa-reference.c: Likewise.
10991
10992 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
10993
10994         PR debug/47684
10995         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
10996
10997 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10998
10999         PR testsuite/47400
11000         * doc/sourcebuild.texi (Require Support): Document
11001         dg-require-ascii-locale.
11002
11003 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
11004
11005         * doc/lto.texi (Write summary): Fix missing parentheses.
11006
11007 2011-02-10  DJ Delorie  <dj@redhat.com>
11008
11009         * config/m32c/m32c.c (m32c_option_override): Disable
11010         -fcombine-stack-adjustments until flag value tracking and compare
11011         optimization can be rewritten.
11012
11013 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
11014
11015         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
11016         PROCESSOR_POWER7.
11017         (PROCESSOR_DEFAULT64): Likewise.
11018
11019 2011-02-10  Richard Henderson  <rth@redhat.com>
11020
11021         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
11022         change from 2011-02-03.
11023         * config/rx/rx.c (flags_from_code): Likewise.
11024         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
11025         is valid, n/pz otherwise.
11026         (rx_select_cc_mode): Return CCmode if Y is not zero.
11027
11028 2011-02-10  Richard Guenther  <rguenther@suse.de>
11029
11030         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
11031
11032 2011-02-10  Richard Guenther  <rguenther@suse.de>
11033
11034         PR tree-optimization/47677
11035         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
11036
11037 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
11038
11039         PR target/47665
11040         * combine.c (make_compound_operation): Only change shifts into
11041         multiplication for SCALAR_INT_MODE_P.
11042
11043 2011-02-10  Jie Zhang  <jie@codesourcery.com>
11044
11045         PR testsuite/47622
11046         Revert
11047         2011-02-05  Jie Zhang  <jie@codesourcery.com>
11048         PR debug/42631
11049         * web.c (entry_register): Don't clobber the number of the
11050         first uninitialized reference in used[].
11051
11052 2011-02-09  Richard Guenther  <rguenther@suse.de>
11053
11054         PR tree-optimization/47664
11055         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11056         all edges again.
11057
11058 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11059
11060         PR target/46481
11061         PR target/47032
11062         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11063         PROCESSOR_POWER7.
11064         (PROCESSOR_DEFAULT64): Same.
11065         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11066
11067 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11068
11069         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11070
11071 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11072
11073         PR middle-end/45505
11074         * tree-sra.c (struct access): New flags grp_scalar_read and
11075         grp_scalar_write.  Changed description of assignment read and write
11076         flags.
11077         (dump_access): Dump new flags, reorder all of them.
11078         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11079         to detect multiple scalar reads.
11080         (analyze_access_subtree): Use the new scalar read write flags instead
11081         of the old flags.  Adjusted comments.
11082
11083 2011-02-08  DJ Delorie  <dj@redhat.com>
11084
11085         PR target/47548
11086         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11087         patterns.
11088
11089 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11090
11091         * config/m68k/uclinux.opt: New.
11092         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11093
11094 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11095
11096         * config/cris/elf.opt (sim): New Driver option.
11097
11098 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11099
11100         * config/xtensa/elf.opt: New.
11101         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11102
11103 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11104
11105         * config/vax/elf.opt: New.
11106         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11107
11108 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11109
11110         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11111
11112 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11113
11114         * config/gnu-user.opt: New.
11115         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11116         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11117         *-*-uclinux*): Use gnu-user.opt.
11118
11119 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11120
11121         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11122         * config/i386/gnu.h (CPP_SPEC): Likewise.
11123
11124 2011-02-08  Ian Lance Taylor  <iant@google.com>
11125
11126         * common.opt (fcx-limited-range): Add SetByCombined flag.
11127         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11128         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11129         (fassociative-math, freciprocal-math): Likewise.
11130         (funsafe-math-optimizations): Likewise.
11131         * opth-gen.awk: Handle SetByCombined.
11132         * optc-gen.awk: Likewise.
11133         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11134         (set_unsafe_math_optimizations_flags): Likewise.
11135         * doc/options.texi (Option properties): Document SetByCombined.
11136
11137 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11138
11139         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11140         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11141         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11142         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11143         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11144
11145 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11146
11147         PR tree-optimization/46834
11148         PR tree-optimization/46994
11149         PR tree-optimization/46995
11150         * graphite-sese-to-poly.c (used_outside_reduction): New.
11151         (detect_commutative_reduction): Call used_outside_reduction.
11152         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11153         translate_scalar_reduction_to_array only when at least one
11154         loop-phi/close-phi tuple has been detected.
11155
11156 2011-02-08  Richard Guenther  <rguenther@suse.de>
11157
11158         PR middle-end/47639
11159         * tree-vect-generic.c (expand_vector_operations_1): Update
11160         stmts here ...
11161         (expand_vector_operations): ... not here.  Cleanup EH info
11162         and the CFG if required.
11163
11164 2011-02-08  Richard Guenther  <rguenther@suse.de>
11165
11166         PR tree-optimization/47641
11167         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11168         require type compatibility.
11169
11170 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11171
11172         * gimple-low.c (lower_function_body): Don't remove the location of
11173         the return statement here.
11174         (lower_gimple_return): Do it here instead but only if the return
11175         statement is actually used twice.
11176
11177 2011-02-08  Richard Guenther  <rguenther@suse.de>
11178
11179         PR tree-optimization/47632
11180         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11181         unused up_to_stmt parameter, return whether cfg-cleanup is
11182         necessary, remove EH info properly.
11183         (forward_propagate_into_gimple_cond): Adjust caller.
11184         (forward_propagate_into_cond): Likewise.
11185         (forward_propagate_comparison): Likewise.
11186         (tree_ssa_forward_propagate_single_use_vars): Make
11187         forward_propagate_comparison case similar to the two others.
11188
11189 2011-02-08  Nick Clifton  <nickc@redhat.com>
11190
11191         * config/mn10300/mn10300.opt (mliw): New command line option.
11192         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11193         (liw_bundling): New automaton.
11194         (liw): New attribute.
11195         (liw_op): New attribute.
11196         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11197         (movsi_internal): Add LIW attributes.
11198         (andsi3): Likewise.
11199         (iorsi3): Likewise.
11200         (xorsi3): Likewise.
11201         (addsi3): Separate register and immediate alternatives.
11202         Add LIW attributes.
11203         (subsi3): Likewise.
11204         (cmpsi): Likewise.
11205         (aslsi3): Likewise.
11206         (lshrsi3): Likewise.
11207         (ashrsi3): Likewise.
11208         (liw): New pattern.
11209         * config/mn10300/mn10300.c (liw_op_names): New
11210         (mn10300_print_operand): Handle 'W' operand descriptor.
11211         (extract_bundle): New function.
11212         (check_liw_constraints): New function.
11213         (liw_candidate): New function.
11214         (mn10300_bundle_liw): New function.
11215         (mn10300_reorg): New function.
11216         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11217         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11218         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11219         __LIW__ or __NO_LIW__.
11220         * doc/invoke.texi: Describe the -mliw command line option.
11221
11222 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11223
11224         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11225         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11226         pthread_mutex_unlock): Remove.
11227         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11228         * config/pa/t-pa64: Likewise.
11229         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11230         shared libc if not linking against libpthread.
11231         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11232
11233 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11234
11235         PR target/47558
11236         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11237         on 10.6 and later to ensure that we always use the unwinder from
11238         the system.  Only add -no_compact_unwind when tarteting darwin
11239         10.6 or later.
11240
11241 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11242
11243         PR target/46997
11244         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11245         (vec_interleave_lowv2sf): Ditto.
11246         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11247         (vec_extract_oddv2sf): Ditto.
11248
11249 2011-02-07  Mike Stump  <mikestump@comcast.net>
11250
11251         PR target/42333
11252         Add __ieee_divdc3 entry point.
11253         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11254         entry point.
11255         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11256         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11257         * config/darwin.c (darwin_rename_builtins): Add.
11258         * config/darwin-protos.h (darwin_rename_builtins): Add.
11259
11260 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11261
11262         PR target/47636
11263         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11264         for the condition.
11265
11266 2011-02-07  Mike Stump  <mikestump@comcast.net>
11267
11268         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11269
11270 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11271
11272         PR target/47534
11273         * config/avr/libgcc.S (exit): Move .endfunc
11274
11275 2011-02-07  Richard Guenther  <rguenther@suse.de>
11276
11277         PR tree-optimization/47615
11278         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11279         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11280         (run_scc_vn): Initialize it.
11281         (visit_reference_op_load): Use it.
11282         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11283
11284 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11285
11286         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11287         DImode trapping arithmetic libfuncs.
11288
11289 2011-02-07  Richard Guenther  <rguenther@suse.de>
11290
11291         PR tree-optimization/47621
11292         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11293         two duplicates ...
11294         (execute_update_addresses_taken): ... here.  Make it more
11295         conservative in what we accept.
11296
11297 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11298
11299         * config/sparc/freebsd.h (ASM_SPEC): Define.
11300         * config/sparc/vxworks.h (ASM_SPEC): Define.
11301
11302 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11303
11304         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11305
11306 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11307
11308         * doc/invoke.texi: Remove reference to compiler internals from
11309         user documentation.
11310
11311         * reg-notes.def: Remove REG_VALUE_PROFILE.
11312         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11313
11314 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11315
11316         PR middle-end/47610
11317         * varasm.c (default_section_type_flags): If decl is NULL,
11318         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11319
11320 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11321
11322         PR debug/42631
11323         * web.c (entry_register): Don't clobber the number of the
11324         first uninitialized reference in used[].
11325
11326 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11327
11328         PR tree-optimization/46194
11329         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11330         (build_classic_dist_vector_1): Do not represent classic distance
11331         vectors when the access functions are variating in different loops.
11332
11333 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11334
11335         * config/mips/iris6.opt: New.
11336         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11337
11338 2011-02-04  Richard Henderson  <rth@redhat.com>
11339             Steve Ellcey  <sje@cup.hp.com>
11340
11341         PR target/46997
11342         * config/ia64/predicates.md (mux1_brcst_element): New.
11343         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11344         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11345         (ia64_unpack_sign): New.
11346         (ia64_expand_unpack): Rewrite using new routines.
11347         (ia64_expand_widen_sum): Ditto.
11348         (ia64_expand_dot_prod_v8qi): Ditto.
11349         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11350         routines, add endian check.
11351         (pmpy2_even): Rename from pmpy2_r, add endian check.
11352         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11353         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11354         (vec_widen_smult_hi_v4hi): Ditto.
11355         (vec_widen_umult_lo_v4hi): Ditto.
11356         (vec_widen_umult_hi_v4hi): Ditto.
11357         (mulv2si3): Change endian checks.
11358         (sdot_prodv4hi): Rewrite with new calls.
11359         (udot_prodv4hi): New.
11360         (vec_pack_ssat_v4hi): Add endian check.
11361         (vec_pack_usat_v4hi): Ditto.
11362         (vec_pack_ssat_v2si): Ditto.
11363         (max1_even): Rename from max1_r, add endian check.
11364         (max1_odd): Rename from max1_l, add endian check.
11365         (*mux1_rev): Format change.
11366         (*mux1_mix): Ditto.
11367         (*mux1_shuf): Ditto.
11368         (*mux1_alt): Ditto.
11369         (*mux1_brcst_v8qi): Use new predicate.
11370         (vec_extract_evenv8qi): Remove endian check.
11371         (vec_extract_oddv8qi): Ditto.
11372         (vec_interleave_lowv4hi): Format change.
11373         (vec_interleave_highv4hi): Ditto.
11374         (mix2_even): Rename from mix2_r, add endian check.
11375         (mix2_odd): Rename from mux2_l, add endian check.
11376         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11377         (vec_extract_evenodd_helper): Format change.
11378         (vec_extract_evenv4hi): Remove endian check.
11379         (vec_extract_oddv4hi): Remove endian check.
11380         (vec_interleave_lowv2si): Format change.
11381         (vec_interleave_highv2si): Format change.
11382         (vec_initv2si): Remove endian check.
11383         (vecinit_v2si): Add endian check.
11384         (reduc_splus_v2sf): Add endian check.
11385         (reduc_smax_v2sf): Ditto.
11386         (reduc_smin_v2sf): Ditto.
11387         (vec_initv2sf): Remove endian check.
11388         (fpack): Add endian check.
11389         (fswap): Add endian check.
11390         (vec_interleave_highv2sf): Add endian check.
11391         (vec_interleave_lowv2sf): Add endian check.
11392         (fmix_lr): Add endian check.
11393         (vec_setv2sf): Format change.
11394         (*vec_extractv2sf_0_be): Use shift to extract operand.
11395         (*vec_extractv2sf_1_be): New.
11396         (vec_pack_trunc_v4hi): Add endian check.
11397         (vec_pack_trunc_v2si): Format change.
11398
11399 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11400
11401         PR inline-asm/23200
11402         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11403         do bb, locus and block comparison and disallow loads if it is not set.
11404         (stmt_is_replaceable_p): New function.
11405         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11406         callers.
11407         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11408         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11409         SSA_NAME_DEF_STMT.
11410         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11411
11412 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11413
11414         * config/rs6000/xilinx.opt: New.
11415         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11416
11417 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11418
11419         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11420
11421 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11422
11423         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11424         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11425         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11426         secondary_reload_info, xtensa_secondary_reload): Remove.
11427         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11428         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11429         (xtensa_preferred_reload_class): Make static. Change return and
11430         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11431         Use CONST_DOUBLE_P predicate.
11432         (xtensa_preferred_output_reload_class): New function.
11433         (xtensa_secondary_reload): Make static.
11434
11435 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11436
11437         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11438         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11439         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11440
11441 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11442
11443         PR middle-end/31490
11444         * output.h (SECTION_RELRO): Define.
11445         (SECTION_MACH_DEP): Adjust.
11446         (get_variable_section): New prototype.
11447         * varpool.c (varpool_finalize_named_section_flags): New function.
11448         (varpool_assemble_pending_decls): Call it.
11449         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
11450         * cgraphunit.c (cgraph_output_in_order): Call
11451         varpool_finalize_named_section_flags.
11452         * varasm.c (get_section): Allow section flags conflicts between
11453         relro and read-only sections if the section hasn't been declared yet.
11454         Set SECTION_OVERRIDE after diagnosing section type conflict.
11455         (get_variable_section): No longer static.
11456         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
11457         readonly sections that need relocations.
11458         (decl_readonly_section_1): New function.
11459         (decl_readonly_section): Use it.
11460
11461         Revert:
11462         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
11463                     Steve Ellcey  <sje@cup.hp.com>
11464
11465         PR middle-end/31490
11466         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
11467         if section attribute used.
11468
11469 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11470
11471         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
11472         * config/darwin.c (SECTION_NO_ANCHOR): Define.
11473         (darwin_init_sections): Remove assertion.
11474
11475 2011-02-03  Nick Clifton  <nickc@redhat.com>
11476
11477         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
11478         lt and ge.
11479         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
11480         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
11481         instead of "n" and "pz".
11482         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
11483         CC_FLAG_S.
11484
11485 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11486
11487         PR target/47312
11488         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
11489         fma, expand FMA_EXPR as fma{,f,l} call.
11490
11491         PR lto/47274
11492         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
11493         copy them into a unsigned char variable and pass address of it to
11494         lto_output_data_stream.
11495
11496         PR target/47564
11497         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
11498         around backend_init_target and lang_dependent_init_target calls.
11499         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
11500         (verify_cgraph_node): Don't call set_cfun here.  Use
11501         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
11502         Set error_found for incorrectly represented calls to thunks.
11503
11504 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11505
11506         PR debug/43092
11507         PR rtl-optimization/43494
11508         * rtl.h (for_each_inc_dec_fn): New type.
11509         (for_each_inc_dec): Declare.
11510         * rtlanal.c (struct for_each_inc_dec_ops): New type.
11511         (for_each_inc_dec_find_inc_dec): New fn.
11512         (for_each_inc_dec_find_mem): New fn.
11513         (for_each_inc_dec): New fn.
11514         * dse.c (struct insn_size): Remove.
11515         (replace_inc_dec, replace_inc_dec_mem): Remove.
11516         (emit_inc_dec_insn_before): New fn.
11517         (check_for_inc_dec): Use it, along with for_each_inc_dec.
11518         (canon_address): Pass mem modes to cselib_lookup.
11519         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
11520         (cselib_lookup_from_insn): Likewise.
11521         (cselib_subst_to_values): Likewise.
11522         * cselib.c (find_slot_memmode): New var.
11523         (cselib_find_slot): New fn.  Use it instead of
11524         htab_find_slot_with_hash everywhere.
11525         (entry_and_rtx_equal_p): Use find_slot_memmode.
11526         (autoinc_split): New fn.
11527         (rtx_equal_for_cselib_p): Rename and implement in terms of...
11528         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
11529         Deal with autoinc.  Special-case recursion into MEMs.
11530         (cselib_hash_rtx): Likewise.
11531         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
11532         address and MEM modes.
11533         (cselib_subst_to_values): Add memmode, pass it on.
11534         Deal with autoinc.
11535         (cselib_lookup): Add memmode argument, pass it on.
11536         (cselib_lookup_from_insn): Add memmode.
11537         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
11538         (struct cselib_record_autoinc_data): New.
11539         (cselib_record_autoinc_cb): New fn.
11540         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
11541         mode to cselib_lookup.  Reset autoinced REGs here instead of...
11542         (cselib_process_insn): ... here.
11543         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
11544         to cselib_lookup.
11545         (add_uses): Likewise, also to cselib_subst_to_values.
11546         (add_stores): Likewise.
11547         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
11548         cselib_subst_to_values.
11549         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
11550         * gcse.c (do_local_cprop): Adjusted.
11551         * postreload.c (reload_cse_simplify_set): Adjusted.
11552         (reload_cse_simplify_operands): Adjusted.
11553         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11554
11555 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11556
11557         PR tree-optimization/45122
11558         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11559         unsafe assumptions when there's more than one loop exit.
11560
11561 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11562
11563         PR target/47272
11564         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11565         Document using vector double with the load/store builtins, and
11566         that the load/store builtins always use Altivec instructions.
11567
11568         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11569         to use altivec memory instructions, even on VSX.
11570         (vector_altivec_store_<mode>): Ditto.
11571
11572         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11573         function.
11574
11575         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11576         V2DF, V2DI support to load/store overloaded builtins.
11577
11578         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11579         altivec load/store builtins for V2DF/V2DI types.
11580
11581         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11582         set avoid indexed addresses on power6 if -maltivec.
11583         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11584         vector_altivec_load/vector_altivec_store builtins.
11585         (altivec_expand_st_builtin): Ditto.
11586         (altivec_expand_builtin): Add VSX memory builtins.
11587         (rs6000_init_builtins): Add V2DI types to internal types.
11588         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11589         load/store builtins.
11590         (rs6000_address_for_altivec): Insure memory address is appropriate
11591         for Altivec.
11592
11593         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11594         vec_vsx_ld and vec_vsx_st.
11595         (vsx_store_<mode>): Ditto.
11596
11597         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11598         variables to hold long long types for VSX vector memory builtins.
11599         (RS6000_BTI_unsigned_long_long): Ditto.
11600         (long_long_integer_type_internal_node): Ditti.
11601         (long_long_unsigned_type_internal_node): Ditti.
11602
11603         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11604         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11605         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11606
11607         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11608         short cuts.
11609         (vec_vsx_st): Ditto.
11610
11611 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11612
11613         * config/pa/pa-hpux10.opt: New.
11614         * config/hpux11.opt (pthread): New Driver option.
11615         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11616         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11617
11618 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11619
11620         * config/ia64/vms.opt: New.
11621         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11622
11623 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11624
11625         PR target/47580
11626         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11627         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11628         generator functions.
11629         (vsx_floatuns<VSi><mode>2): Ditto.
11630         (vsx_fix_trunc<mode><VSi>2): Ditto.
11631         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11632
11633 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11634
11635         * config/i386/djgpp.opt (posix): New Driver option.
11636
11637 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
11638
11639         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
11640         Move to the unsupported targets list.
11641
11642 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
11643
11644         PR rtl-optimization/47525
11645         * df-scan.c: Update copyright years.
11646         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
11647         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
11648
11649 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11650
11651         * config/i386/sysv4.h (TARGET_VERSION): Remove.
11652         (SUBTARGET_RETURN_IN_MEMORY): Remove.
11653         (ASM_OUTPUT_ASCII): Remove.
11654         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
11655
11656 2011-02-02  Jeff Law  <law@redhat.com>
11657
11658         PR middle-end/47543
11659         * reload.c (find_reloads_address): Handle reg+d address where both
11660         components are invalid by reloading the entire address.
11661
11662 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11663             Richard Guenther  <rguenther@suse.de>
11664
11665         PR tree-optimization/40979
11666         PR bootstrap/47044
11667         * passes.c (init_optimization_passes): After LIM call copy_prop
11668         and DCE to clean up.
11669         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
11670
11671 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11672
11673         PR tree-optimization/47576
11674         PR tree-optimization/47555
11675         * doc/invoke.texi (scev-max-expr-complexity): Documented.
11676         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11677         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
11678         * tree-scalar-evolution.c (follow_ssa_edge): Use
11679         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
11680
11681 2011-02-02  Richard Guenther  <rguenther@suse.de>
11682
11683         PR tree-optimization/47566
11684         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
11685
11686 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11687
11688         PR debug/47106
11689         PR debug/47402
11690         * tree-inline.c (declare_return_variable): Remove unused caller
11691         variable.
11692
11693         PR debug/47106
11694         PR debug/47402
11695         * tree-flow-inline.h (clear_is_used, is_used_p): New.
11696         * cfgexpand.c (account_used_vars_for_block): Use them.
11697         * tree-nrv.c (tree_nrv): Likewise.
11698         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
11699         (dump_scope_block): Likewise.
11700         (remove_unused_locals): Likewise.
11701
11702         PR debug/47106
11703         PR debug/47402
11704         * tree-inline.c (declare_return_variable): Add result decl to
11705         local decls only once.
11706         * gimple-low.c (record_vars_into): Mark newly-created variables
11707         as referenced.
11708
11709 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11710
11711         PR debug/47498
11712         PR debug/47501
11713         PR debug/45136
11714         PR debug/45130
11715         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11716         debug insns.
11717         (no_real_insns_p, schedule_block, set_priorities): Drop special
11718         treatment of boundary debug insns.
11719         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11720         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
11721         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11722         (BOUNDARY_DEBUG_INSN_P): Likewise.
11723         (SCHEDULE_DEBUG_INSN_P): Likewise.
11724         * sched-rgn.c (init_ready_list): Drop special treatment of
11725         boundary debug insns.
11726         * final.c (rest_of_clean_state): Clear notes' BB.
11727
11728 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11729
11730         * config/openbsd.opt (assert=): New Driver option.
11731
11732 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11733
11734         * config/i386/nto.opt: New.
11735         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
11736
11737 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11738
11739         * config/i386/netware.opt: New.
11740         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
11741
11742 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11743
11744         * config/interix.opt (posix): New Driver option.
11745
11746 2011-02-01  DJ Delorie  <dj@redhat.com>
11747
11748         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
11749
11750         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
11751         class for A0/A1.
11752
11753 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
11754
11755         PR tree-optimization/47561
11756         * toplev.c (process_options): Print the Graphite flags.  Add
11757         flag_loop_flatten to the list of options requiring Graphite.
11758
11759 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11760
11761         * config/i386/cygming.opt (posix): New Driver option.
11762
11763 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11764
11765         * config/arm/vxworks.opt: New.
11766         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
11767
11768 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11769
11770         * config/alpha/elf.opt: New.
11771         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
11772         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
11773
11774 2011-02-01  Richard Guenther  <rguenther@suse.de>
11775
11776         PR tree-optimization/47559
11777         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
11778         store-motion on references that can throw.
11779
11780 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
11781
11782         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
11783         * tree-pass.h (TDF_CSELIB): New macro.
11784         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
11785         cselib_lookup): Check for it rather than for TDF_DETAILS.
11786
11787 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
11788
11789         PR driver/47547
11790         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
11791         is HOST_BIT_BUCKET.
11792
11793         * opts.c (finish_options): Don't add x_aux_base_name if it is
11794         HOST_BIT_BUCKET.
11795
11796 2011-02-01  Richard Guenther  <rguenther@suse.de>
11797
11798         PR tree-optimization/47555
11799         Revert
11800         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
11801
11802         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11803
11804 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11805
11806         PR gcc/46692
11807         * config/lm32/t-lm32: Add multilib for all CPU options.
11808
11809 2011-02-01  Richard Guenther  <rguenther@suse.de>
11810
11811         PR tree-optimization/47541
11812         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11813         sure to have a field at offset zero.
11814
11815 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11816
11817         * config/arc/arc.opt (EB, EL): New Driver options.
11818
11819 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11820
11821         * config/alpha/osf5.opt: New.
11822         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
11823
11824 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11825
11826         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
11827
11828 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
11829
11830         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
11831         -floop-interchange.
11832         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
11833         is an alias of -floop-interchange and that it requires the
11834         Graphite infrastructure.
11835         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
11836         flag_loop_interchange based on the value of flag_tree_loop_linear.
11837
11838 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
11839             Richard Guenther  <rguenther@suse.de>
11840
11841         PR tree-optimization/47538
11842         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
11843         type instead of r1type, except for comparisons.  For right
11844         shifts and comparisons punt if there are mismatches in
11845         sizetype vs. non-sizetype types.
11846
11847 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11848
11849         * doc/sourcebuild.texi (Effective-Target Keywords): Document
11850         avx_runtime.
11851
11852 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11853
11854         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
11855         version number.
11856         * configure: Regenerate.
11857
11858 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11859
11860         * configure.ac (gcc_cv_ld_static_option): Define.
11861         (gcc_cv_ld_dynamic_option): Define.
11862         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
11863         instead.
11864         (HAVE_LD_STATIC_DYNAMIC): Update message.
11865         (LD_STATIC_OPTION): Define.
11866         (LD_DYNAMIC_OPTION): Define.
11867         * configure: Regenerate.
11868         * config.in: Regenerate.
11869         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
11870         HAVE_LD_STATIC_DYNAMIC]: Use them.
11871
11872 2011-01-31  Nick Clifton  <nickc@redhat.com>
11873
11874         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
11875         registers inside interrupt handlers if the handler is not a leaf
11876         function.
11877
11878 2011-01-31  Nick Clifton  <nickc@redhat.com>
11879
11880         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
11881         reg_renumber returning an INVALID_REGNUM.
11882
11883 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11884
11885         PR libgcj/44341
11886         * doc/install.texi: Document host options discarded when cross
11887         configuring target libraries.
11888
11889 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11890
11891         Reverted:
11892         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
11893         PR debug/45136
11894         PR debug/45130
11895         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11896         debug insns.
11897         (no_real_insns_p, schedule_block, set_priorities): Drop special
11898         treatment of boundary debug insns.
11899         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11900         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
11901         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11902         (BOUNDARY_DEBUG_INSN_P): Likewise.
11903         (SCHEDULE_DEBUG_INSN_P): Likewise.
11904         * sched-rgn.c (init_ready_list): Drop special treatment of
11905         boundary debug insns.
11906         * final.c (rest_of_clean-state): Clear notes' BB.
11907
11908 2011-01-31  Alan Modra  <amodra@gmail.com>
11909
11910         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
11911         toc relative expressions as we do in print_operand_address.
11912
11913 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
11914
11915         * doc/extend.texi: Follow spelling conventions.
11916         * doc/invoke.texi: Fix a typo.
11917
11918 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
11919
11920         * config/hpux11.opt: New.
11921         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
11922         ia64*-*-hpux*): Use hpux11.opt.
11923
11924 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
11925
11926         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
11927         to tmake_file.
11928
11929 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11930
11931         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
11932         support sites.
11933
11934 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11935
11936         * doc/install.texi (Binaries): Remove outdated reference for
11937         Motorola 68HC11/68HC12 downloads.
11938
11939 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11940
11941         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
11942         Drepper's paper.
11943
11944 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
11945
11946         PR bootstrap/47147
11947         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
11948         used by NetBSD.
11949
11950 2011-01-28  Ahmad Sharif  <asharif@google.com>
11951
11952         * value-prof.c (check_counter): Corrected error message.
11953
11954 2011-01-29  Jie Zhang  <jie@codesourcery.com>
11955
11956         * config/arm/arm.c (arm_legitimize_reload_address): New.
11957         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11958         arm_legitimize_reload_address.
11959         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
11960
11961 2011-01-28  Ian Lance Taylor  <iant@google.com>
11962
11963         * godump.c (go_define): Ignore macros whose definitions include
11964         two adjacent operands.
11965
11966 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
11967
11968         PR target/42894
11969         * varasm.c (force_const_mem): Store copy of x in desc->constant
11970         instead of x itself.
11971         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
11972         itself into REG_EQUAL note.
11973
11974 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
11975
11976         * config/freebsd.opt (posix, rdynamic): New Driver options.
11977
11978 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11979
11980         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
11981         -Bstatic/-Bdynamic.
11982         * configure: Regenerate.
11983
11984 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
11985
11986         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
11987         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
11988
11989 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
11990
11991         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
11992         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
11993         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
11994         (s390_preferred_reload_class): Make static. Change return and
11995         'rclass' argument type to reg_class_t.
11996
11997 2011-01-27  Jan Hubicka  <jh@suse.cz>
11998
11999         PR middle-end/46949
12000         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
12001         (process_function_and_variable_attributes): Check defined weakrefs.
12002
12003 2011-01-27  Martin Jambor  <mjambor@suse.cz>
12004
12005         PR tree-optimization/47228
12006         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
12007         build_ref_for_offset.
12008
12009 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12010
12011         * config/spu/spu-elf.h (ASM_SPEC): Remove.
12012
12013 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
12014
12015         PR rtl-optimization/46856
12016         * postreload.c (reload_combine_recognize_const_pattern): Do not
12017         separate cc0 setter and user on cc0 targets.
12018
12019 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
12020
12021         PR c/43082
12022         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
12023         passed a VOID_TYPE expression, immediately emit an error and
12024         return error_mark_node.
12025
12026 2011-01-26  Jeff Law  <law@redhat.com>
12027
12028         PR rtl-optimization/47464
12029         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
12030         rather than may_trap_p as needed.
12031
12032 2011-01-26  DJ Delorie  <dj@redhat.com>
12033
12034         PR rtl-optimization/46878
12035         * combine.c (insn_a_feeds_b): Check for the implicit cc0
12036         setter/user dependency as well.
12037
12038 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
12039
12040         PR rtl-optimization/44469
12041         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
12042         after removing trivially dead basic blocks.
12043
12044 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12045
12046         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
12047         * config/frv/frv.h (LINK_SPEC): Likewise.
12048         * config/i386/netware.h (LINK_SPEC): Likewise.
12049         * config/m68k/linux.h (ASM_SPEC): Likewise.
12050         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12051         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12052         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12053         * config/sparc/linux.h (ASM_SPEC): Likewise.
12054         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12055         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12056
12057 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12058
12059         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12060         * config/frv/frv.h (ASM_SPEC): Likewise.
12061         * config/m68k/linux.h (ASM_SPEC): Likewise.
12062         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12063         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12064         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12065         * config/sparc/linux.h (ASM_SPEC): Likewise.
12066         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12067         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12068
12069 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12070
12071         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12072         * config/frv/frv.h (LINK_SPEC): Likewise.
12073         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12074
12075 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12076
12077         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12078         * config/frv/frv.h (ASM_SPEC): Likewise.
12079         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12080         * config/m68k/linux.h (ASM_SPEC): Likewise.
12081         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12082         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12083         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12084         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12085         * config/sparc/linux.h (ASM_SPEC): Likewise.
12086         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12087         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12088         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12089
12090 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12091
12092         PR target/46997
12093         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12094         (*mux2): Ditto.
12095         (vec_extract_evenodd_help): Ditto.
12096         (vec_extract_evenv4hi): Ditto.
12097         (vec_extract_oddv4hi): Ditto.
12098         (vec_interleave_lowv2si): Ditto.
12099         (vec_interleave_highv2si): Ditto.
12100         (vec_extract_evenv2si): Ditto.
12101         (vec_extract_oddv2si: Ditto.
12102         (vec_pack_trunc_v2si): Ditto.
12103
12104 2011-01-22  Jan Hubicka  <jh@suse.cz>
12105
12106         PR target/47237
12107         * cgraph.h (cgraph_local_info): New field can_change_signature.
12108         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12109         signature can change.
12110         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12111         can change.
12112         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12113         (cgraph_function_versioning): We can not change signature of functions
12114         that don't allow that.
12115         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12116         (lto_input_node): Likewise.
12117         * ipa-inline.c (compute_inline_parameters): Compute
12118         local.can_change_signature.
12119         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12120         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12121         functions that can not change signature.
12122         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12123         init_cumulative_args): Do not use local calling conventions
12124         for functions that can not change signature.
12125
12126 2011-01-22  Jan Hubicka  <jh@suse.cz>
12127
12128         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12129
12130 2011-01-26  Richard Guenther  <rguenther@suse.de>
12131
12132         PR tree-optimization/47190
12133         * cgraphunit.c (process_common_attributes): New function.
12134         (process_function_and_variable_attributes): Use it.
12135
12136 2011-01-26  Richard Guenther  <rguenther@suse.de>
12137
12138         PR lto/47423
12139         * cgraphbuild.c (record_eh_tables): Record reference to personality
12140         function.
12141
12142 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12143
12144         PR debug/45454
12145         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12146         non-debug insns from moving up.
12147
12148 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12149
12150         PR target/40125
12151         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12152         t-dlldir{,-x} fragment for build and add it to tmake_file.
12153         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12154         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12155         * config/i386/t-dlldir: New file.
12156         (SHLIB_DLLDIR): Define.
12157         * config/i386/t-dlldir-x: New file.
12158         (SHLIB_DLLDIR): Define.
12159         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12160         (SHLIB_INSTALL): Use it.
12161
12162 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12163
12164         PR target/47246
12165         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12166         lower bound of the allowed Thumb-2 coprocessor load/store
12167         index range to -256. Add explaining comment.
12168
12169 2011-01-25  Ian Lance Taylor  <iant@google.com>
12170
12171         * godump.c (go_define): Improve lexing of macro expansion to only
12172         accept expressions which match Go spec.
12173
12174 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12175
12176         PR c++/43601
12177         * tree.c (handle_dll_attribute): Handle it.
12178         * doc/extend.texi (@item dllexport): Mention it.
12179         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12180
12181 2011-01-25  Ian Lance Taylor  <iant@google.com>
12182
12183         PR tree-optimization/26854
12184         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12185         (decl_jump_unsafe): Move higher in file, with no other change.
12186         (bind): Set has_jump_unsafe_decl if appropriate.
12187         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12188         (check_earlier_gotos): Likewise.
12189         (c_check_switch_jump_warnings): Likewise.
12190
12191 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12192
12193         * doc/invoke.texi (Warning Options): Add missing hyphen.
12194         (-fprofile-dir): Minor grammatical fixes.
12195         (-fbranch-probabilities): Likewise.
12196
12197 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12198
12199         PR debug/45136
12200         PR debug/45130
12201         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12202         debug insns.
12203         (no_real_insns_p, schedule_block, set_priorities): Drop special
12204         treatment of boundary debug insns.
12205         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12206         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12207         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12208         (BOUNDARY_DEBUG_INSN_P): Likewise.
12209         (SCHEDULE_DEBUG_INSN_P): Likewise.
12210         * sched-rgn.c (init_ready_list): Drop special treatment of
12211         boundary debug insns.
12212         * final.c (rest_of_clean-state): Clear notes' BB.
12213
12214 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12215
12216         * Makefile.in (LAMBDA_H): Removed.
12217         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12218         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12219         lambda-trans.o, and tree-loop-linear.o.
12220         (lto-symtab.o): Remove dependence on LAMBDA_H.
12221         (tree-loop-linear.o): Remove rule.
12222         (lambda-mat.o): Same.
12223         (lambda-trans.o): Same.
12224         (lambda-code.o): Same.
12225         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12226         (tree-vect-slp.o): Same.
12227         * hwint.h (gcd): Moved here.
12228         (least_common_multiple): Same.
12229         * lambda-code.c: Removed.
12230         * lambda-mat.c: Removed.
12231         * lambda-trans.c: Removed.
12232         * lambda.h: Removed.
12233         * tree-loop-linear.c: Removed.
12234         * lto-symtab.c: Do not include lambda.h.
12235         * omega.c (gcd): Removed.
12236         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12237         * tree-data-ref.c (print_lambda_vector): Moved here.
12238         (lambda_vector_copy): Same.
12239         (lambda_matrix_copy): Same.
12240         (lambda_matrix_id): Same.
12241         (lambda_vector_first_nz): Same.
12242         (lambda_matrix_row_add): Same.
12243         (lambda_matrix_row_exchange): Same.
12244         (lambda_vector_mult_const): Same.
12245         (lambda_vector_negate): Same.
12246         (lambda_matrix_row_negate): Same.
12247         (lambda_vector_equal): Same.
12248         (lambda_matrix_right_hermite): Same.
12249         * tree-data-ref.h: Do not include lambda.h.
12250         (lambda_vector): Moved here.
12251         (lambda_matrix): Same.
12252         (dependence_level): Same.
12253         (lambda_transform_legal_p): Removed declaration.
12254         (lambda_collect_parameters): Same.
12255         (lambda_compute_access_matrices): Same.
12256         (lambda_vector_gcd): Same.
12257         (lambda_vector_new): Same.
12258         (lambda_vector_clear): Same.
12259         (lambda_vector_lexico_pos): Same.
12260         (lambda_vector_zerop): Same.
12261         (lambda_matrix_new): Same.
12262         * tree-flow.h (least_common_multiple): Removed declaration.
12263         * tree-parloops.c (lambda_trans_matrix): Moved here.
12264         (LTM_MATRIX): Same.
12265         (LTM_ROWSIZE): Same.
12266         (LTM_COLSIZE): Same.
12267         (LTM_DENOMINATOR): Same.
12268         (lambda_trans_matrix_new): Same.
12269         (lambda_matrix_vector_mult): Same.
12270         (lambda_transform_legal_p): Same.
12271         * tree-pass.h (pass_linear_transform): Removed declaration.
12272         * tree-ssa-loop.c (tree_linear_transform): Removed.
12273         (gate_tree_linear_transform): Removed.
12274         (pass_linear_transform): Removed.
12275         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12276         flag_loop_interchange.
12277
12278 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12279
12280         PR tree-optimization/47265
12281         PR tree-optimization/47443
12282         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12283         if name still has some uses.
12284
12285 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12286
12287         PR tree-optimization/47382
12288         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12289         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12290
12291 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12292
12293         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12294         sjlj_except_unwind_info.
12295
12296 2011-01-25  Richard Guenther  <rguenther@suse.de>
12297
12298         PR tree-optimization/47426
12299         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12300         visible functions results escape.
12301
12302 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12303
12304         PR target/45701
12305         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12306         (arm_get_frame_offsets): Use it.
12307
12308 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12309             Jakub Jelinek  <jakub@redhat.com>
12310
12311         PR tree-optimization/47271
12312         * tree-if-conv.c (bb_postdominates_preds): New.
12313         (if_convertible_bb_p): Call bb_postdominates_preds.
12314         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12315         (predicate_scalar_phi): Call bb_postdominates_preds.
12316
12317 2011-01-25  Nick Clifton  <nickc@redhat.com>
12318
12319         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12320         * config/rx/rx.c (rx_function_value): Likewise.
12321         (rx_promote_function_mode): Likewise.
12322         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12323         in order to make it legitimate.
12324         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12325         make sure that the first operand is the same as the result register.
12326         (addsi3_unspec): Delete.
12327         (subdi3): Do not accept immediate operands.
12328         (subdi3_internal): Likewise.
12329
12330 2011-01-25  Jeff Law  <law@redhat.com>
12331
12332         PR rtl-optimization/37273
12333         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12334         handle them like argument loads from stack slots.  Do not double
12335         count memory for memory constants and argument loads from stack slots.
12336
12337 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12338
12339         PR tree-optimization/47427
12340         PR tree-optimization/47428
12341         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12342         coalesce if the new root var would be TREE_READONLY.
12343
12344 2011-01-25  Richard Guenther  <rguenther@suse.de>
12345
12346         PR middle-end/47414
12347         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12348         correct type for TBAA.
12349
12350 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12351
12352         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12353         (close_phi_written_to_memory): Call for_each_index with
12354         dr_indices_valid_in_loop.
12355
12356 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12357
12358         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12359         when it is initialized.
12360
12361 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12362
12363         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12364         call to graphite_find_data_references_in_stmt.
12365         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12366         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12367         call to graphite_find_data_references_in_stmt.
12368         (analyze_drs_in_stmts): Same.
12369         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12370         in which the scalar analysis of indices is performed.
12371         (create_data_ref): Same.  Update call to dr_analyze_indices.
12372         (find_data_references_in_stmt): Update call to create_data_ref.
12373         (graphite_find_data_references_in_stmt): Same.
12374         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12375         declaration.
12376         (create_data_ref): Same.
12377         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12378         call to create_data_ref.
12379
12380 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12381
12382         * graphite-sese-to-poly.c (build_poly_scop): Move
12383         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12384
12385 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12386
12387         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12388         VAR_DECL, PARM_DECL, and RESULT_DECL.
12389
12390 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12391
12392         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12393         in a reduction PBB.
12394         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12395         that have already been marked as PBB_IS_REDUCTION.
12396
12397 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12398
12399         * graphite-scop-detection.c (same_close_phi_node): New.
12400         (remove_duplicate_close_phi): New.
12401         (make_close_phi_nodes_unique): New.
12402         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12403
12404 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12405
12406         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12407         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12408         of both data references to be the same.
12409
12410 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12411
12412         * graphite-dependences.c (build_lexicographical_constraint): Remove
12413         the gdim parameter.
12414         (build_lexicographical_constraint): Adjust call to
12415         ppl_powerset_is_empty.
12416         (dependence_polyhedron): Same.
12417         (graphite_legal_transform_dr): Same.
12418         (graphite_carried_dependence_level_k): Same.
12419         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12420         parameter.
12421         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12422
12423 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12424
12425         * graphite-sese-to-poly.c
12426         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12427         (close_phi_written_to_memory): New.
12428         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12429         and unshare_expr.
12430
12431 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12432
12433         * doc/install.texi: Update the expected version number of PPL to 0.11.
12434         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12435         #if PPL_VERSION_MINOR < 11.
12436
12437 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12438
12439         * graphite-dependences.c: Include graphite-cloog-util.h.
12440         (new_poly_ddr): Inlined into dependence_polyhedron.
12441         (free_poly_ddr): Moved close by new_poly_ddr.
12442         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12443         Early return NULL when ppl_powerset_is_empty returns true.
12444         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12445         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12446         (graphite_legal_transform_dr): Call new_poly_ddr.
12447         (graphite_carried_dependence_level_k): Same.
12448         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
12449         (dot_transformed_deps_stmt_1): Removed.
12450         (dot_deps_stmt_1): Call dot_deps_stmt_2.
12451         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
12452         (dot_deps_1): Call dot_deps_2.
12453         * Makefile.in (graphite-dependences.o): Add missing dependence on
12454         graphite-cloog-util.h.
12455
12456 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12457
12458         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
12459         (build_lexicographical_constraint): Same.
12460         (dependence_polyhedron_1): Same.
12461         (graphite_legal_transform_dr): Same.
12462         (graphite_carried_dependence_level_k): Same.
12463         * graphite-ppl.c (ppl_powerset_is_empty): New.
12464         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
12465         * tree-data-ref.c (dump_data_reference): Print the basic block index.
12466
12467 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12468
12469         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
12470         the "a followed by b" relation and document it.
12471
12472 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12473
12474         * graphite-dependences.c (build_lexicographical_constraint): Stop the
12475         iteration when the bag of constraints is empty.
12476
12477 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12478
12479         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
12480
12481 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12482
12483         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
12484         nest and two loop depths as parameters.
12485         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
12486         lst_perfect_nestify.
12487
12488 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12489
12490         * graphite-dependences.c (print_pddr): Call
12491         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
12492
12493 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12494
12495         * graphite-ppl.c (debug_gmp_value): New.
12496         * graphite-ppl.h (debug_gmp_value): Declared.
12497
12498 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
12499
12500         * doc/install.texi: Document availability of cloog-0.16.
12501
12502 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
12503
12504         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
12505         invalid postdominance info.
12506
12507 2011-01-24  Jan Hubicka  <jh@suse.cz>
12508
12509         PR c/21659
12510         * doc/extend.texi (weak pragma): Drop claim that it must
12511         appear before definition.
12512         * varasm.c (merge_weak, declare_weak): Only sanity check
12513         that DECL is not output at a time it is declared weak.
12514
12515 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
12516
12517         * machmode.def: Fixed comments.
12518
12519 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
12520
12521         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
12522
12523 2011-01-24  Paul Koning  <ni1d@arrl.net>
12524
12525         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
12526         WORDS_BIG_ENDIAN.
12527
12528 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
12529
12530         PR target/46519
12531         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
12532         (block_info): Add scanned and prev.
12533         (move_or_delete_vzeroupper_2): Return if the basic block
12534         has been scanned and the upper 128bit state is unchanged
12535         from the last scan.
12536         (move_or_delete_vzeroupper_1): Return true if the exit
12537         state is changed.
12538         (move_or_delete_vzeroupper): Visit basic blocks using the
12539         work-list based algorithm based on vt_find_locations in
12540         var-tracking.c.
12541
12542         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
12543
12544 2011-01-24  Nick Clifton  <nickc@redhat.com>
12545
12546         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
12547         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
12548         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
12549         then define __v850e1__.
12550         * doc/invoke.texi: Document -mv850es.
12551
12552 2011-01-24  Richard Henderson  <rth@redhat.com>
12553
12554         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12555         compound unordered comparisons.
12556         * config/rx/rx.c (rx_split_fp_compare): Remove.
12557         * config/rx/rx-protos.h: Update.
12558         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12559         (cbranchsf4): Don't call rx_split_fp_compare.
12560         (*cbranchsf4): Use rx_split_cbranch.
12561         (*cmpsf): Don't accept "i" constraint.
12562         (*conditional_branch): Only valid after reload.
12563         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12564
12565 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12566
12567         PR target/47385
12568         * config/rs6000/altivec.md (vector constant splitters): Add
12569         support for creating vector single precision constants if -mvsx is
12570         used and we would create the constant using Altivec primitives.
12571
12572 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12573             Richard Sandiford  <rdsandiford@googlemail.com>
12574
12575         PR rtl-optimization/47166
12576         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12577         mechanism for PRE_MODIFY and POST_MODIFY.
12578         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12579         reloadreg.
12580
12581 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12582
12583         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12584
12585 2011-01-22  Jan Hubicka  <jh@suse.cz>
12586
12587         PR lto/47333
12588         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12589
12590 2011-01-22  Jan Hubicka  <jh@suse.cz>
12591
12592         PR tree-optimization/43884
12593         PR lto/44334
12594         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12595         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12596
12597 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12598
12599         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12600         * config/s390/s390.c (s390_register_move_cost,
12601         s390_memory_move_cost): New.
12602         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12603
12604 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12605
12606         PR middle-end/47401
12607         * except.c (sjlj_assign_call_site_values): Move setting the
12608         crtl->uses_eh_lsda flag to ...
12609         (sjlj_mark_call_sites): ... here.
12610         (sjlj_emit_function_enter): Support NULL dispatch label.
12611         (sjlj_build_landing_pads): In a function with no landing pads
12612         that still has must-not-throw regions, generate code to register
12613         a personality function with empty LSDA.
12614
12615 2011-01-21  Richard Henderson  <rth@redhat.com>
12616
12617         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12618
12619         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12620
12621         * compare-elim.c: New file.
12622         * Makefile.in (OBJS-common): Add it.
12623         (compare-elim.o): New.
12624         * common.opt (fcompare-elim): New.
12625         * opts.c (default_options_table): Add OPT_fcompare_elim.
12626         * tree-pass.h (pass_compare_elim_after_reload): New.
12627         * passes.c (init_optimization_passes): Add it.
12628         * recog.h: Protect against re-inclusion.
12629         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12630         * doc/invoke.texi (-fcompare-elim): Document it.
12631         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12632         * doc/tm.texi: Rebuild.
12633
12634 2011-01-22  Nick Clifton  <nickc@redhat.com>
12635
12636         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12637         rx_split_fp_compare.
12638
12639 2011-01-22  Nick Clifton  <nickc@redhat.com>
12640
12641         * config/rx/rx.md (UNSPEC_CONST): New.
12642         (deallocate_and_return): Wrap the amount popped off the stack in
12643         an UNSPEC_CONST in order to stop it being rejected by
12644         -mmax-constant-size.
12645         (pop_and_return): Add a "(return)" rtx.
12646         (call): Drop the immediate operand.
12647         (call_internal): Likewise.
12648         (call_value): Likewise.
12649         (call_value_internal): Likewise.
12650         (sibcall_internal): Likewise.
12651         (sibcall_value_internal): Likewise.
12652         (sibcall): Likewise.  Generate an explicit call using
12653         sibcall_internal.
12654         (sibcall_value): Likewise.
12655         (mov<>): FAIL if a constant operand is not legitimate.
12656         (addsi3_unpsec): New pattern.
12657
12658         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
12659         (ok_for_max_constant): New function.
12660         (gen_safe_add): New function.
12661         (rx_expand_prologue): Use gen_safe_add.
12662         (rx_expand_epilogue): Likewise.
12663         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
12664         UNSPEC CONSTs.
12665
12666 2011-01-21  Jeff Law  <law@redhat.com>
12667
12668         PR tree-optimization/47053
12669         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
12670         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
12671         statements are deleted.
12672         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
12673         is nonempty, then purge dead edges and cleanup the CFG.
12674
12675 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12676
12677         PR debug/47402
12678         Temporarily revert:
12679         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12680         PR debug/47106
12681         * tree-dfa.c (create_var_ann): Mark variable as used.
12682
12683 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12684
12685         PR middle-end/45566
12686         * except.c (convert_to_eh_region_ranges): Emit queued no-region
12687         notes from other section in hot/cold partitioning even if
12688         last_action is -3.  Increment call_site_base.
12689
12690         PR rtl-optimization/47366
12691         * fwprop.c (forward_propagate_into): Return bool.  If
12692         any changes are made, -fnon-call-exceptions is used and
12693         REG_EH_REGION note is present, call purge_dead_edges
12694         and return true if it purged anything.
12695         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
12696         any EH edges were purged.
12697
12698 2011-01-21  Jeff Law  <law@redhat.com>
12699
12700         PR rtl-optimization/41619
12701         * caller-save.c (setup_save_areas): Break out code to determine
12702         which hard regs are live across calls by examining the reload chains
12703         so that it is always used.
12704         Eliminate code which checked REG_N_CALLS_CROSSED.
12705
12706 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12707
12708         PR tree-optimization/47355
12709         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
12710         NOP has non-debug uses beyond PHIs in new_bb.
12711
12712 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12713
12714         PR debug/47106
12715         * cfgexpand.c (account_used_vars_for_block): Only account vars
12716         that are annotated as used.
12717         (estimated_stack_frame_size): Don't set TREE_USED.
12718         * tree-dfa.c (create_var_ann): Mark variable as used.
12719
12720 2011-01-21  Richard Guenther  <rguenther@suse.de>
12721
12722         PR middle-end/47395
12723         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
12724
12725 2011-01-21  Richard Guenther  <rguenther@suse.de>
12726
12727         PR tree-optimization/47365
12728         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
12729         (vn_reference_lookup_pieces): Adjust.
12730         (vn_reference_lookup): Likewise.
12731         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
12732         (vn_reference_lookup_3): Only look through kills if in
12733         VN_WALKREWRITE mode.
12734         (vn_reference_lookup_pieces): Adjust.
12735         (vn_reference_lookup): Likewise.
12736         (visit_reference_op_load): Likewise.
12737         (visit_reference_op_store): Likewise.
12738         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
12739         (compute_avail): Likewise.
12740         (eliminate): Likewise.
12741
12742 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12743
12744         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
12745         DECL_IGNORED_P non-reg vars if they are used.
12746
12747         PR tree-optimization/47391
12748         * varpool.c (const_value_known_p): Return false if
12749         decl is volatile.
12750
12751 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
12752
12753         PR bootstrap/47215
12754         * config/i386/i386.c (ix86_local_alignment): Handle
12755         case for va_list_type_node is nil.
12756         (ix86_canonical_va_list_type): Likewise.
12757
12758 2011-01-21  Alan Modra  <amodra@gmail.com>
12759
12760         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
12761         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
12762
12763 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12764
12765         * config/arm/arm.md (define_attr type): Rename f_load
12766         and f_store to f_fpa_load and f_fpa_store. Update.
12767         (write_conflict): Deal with rename fallout.
12768         (*push_fp_multi): Likewise.
12769         * config/arm/fpa.md (f_load): Use f_fpa_load.
12770         (f_store): Use f_fpa_store.
12771         (*movsf_fpa): Likewise.
12772         (*movdf_fpa): Likewise.
12773         (*movxf_fpa): Likewise.
12774         (*thumb2_movsf_fpa): Likewise.
12775         (*thumb2_movdf_fpa): Likewise.
12776         (*thumb2_movxf_fpa): Likewise.
12777         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
12778         f_loadd and f_stored.
12779         (*thumb2_movdi_vfp): Likewise.
12780         (*thumb2_movsf_vfp): Fix attribute to f_loads.
12781         (*thumb2_movsi_vfp): Likewise.
12782         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
12783         Use f_loads instead of f_load.
12784         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
12785
12786 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
12787
12788         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12789         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
12790         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12791         (xtensa_mode_dependent_address_p): New function.
12792         (constantpool_address_p): Make static. Change return type to bool.
12793         Change argument type to const_rtx. Use CONST_INT_P predicate.
12794
12795 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
12796
12797         PR debug/46583
12798         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
12799
12800 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12801
12802         PR debug/47283
12803         * cfgexpand.c (expand_debug_expr): Instead of generating
12804         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
12805         etc. handling.
12806
12807 2011-01-20  Richard Guenther  <rguenther@suse.de>
12808
12809         PR middle-end/47370
12810         * tree-inline.c (remap_gimple_op_r): Recurse manually for
12811         the pointer operand of MEM_REFs.
12812
12813 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12814
12815         PR tree-optimization/46130
12816         * ipa-split.c (consider_split): If return_bb contains non-virtual
12817         PHIs other than for retval or if split_function would not adjust it,
12818         refuse to split.
12819
12820 2011-01-20  Richard Guenther  <rguenther@suse.de>
12821
12822         PR tree-optimization/47167
12823         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12824         Revert previous change, only avoid enumeral type changes.
12825
12826 2011-01-19  Mike Stump  <mikestump@comcast.net>
12827
12828         * doc/tm.texi.in (BRANCH_COST): Englishify.
12829         * doc/tm.texi (BRANCH_COST): Likewise.
12830
12831 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
12832
12833         PR c++/47291
12834         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
12835         (gen_scheduled_generic_parms_dies): New functions.
12836         (gen_struct_or_union_type_die): Schedule template parameters DIEs
12837         generation for the end of CU compilation.
12838         (dwarf2out_finish): Generate template parameters DIEs here.
12839
12840 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12841
12842         PR debug/46240
12843         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
12844         debug bind stmt on merge edges.
12845
12846 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12847
12848         PR debug/47079
12849         PR debug/46724
12850         * function.c (instantiate_expr): Instantiate incoming rtl of
12851         implicit arguments, and recurse on VALUE_EXPRs.
12852         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
12853         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
12854
12855 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12856
12857         * c-parser.c (c_parser_for_statement): Initialize
12858         collection_expression.
12859
12860 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12861
12862         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
12863
12864 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12865
12866         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
12867         (LINK_SHLIB_SPEC): Don't use %(link_path).
12868         (SUBTARGET_EXTRA_SPECS): Remove link_path.
12869
12870 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12871
12872         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
12873         (NO_SHARED_LIB_SUPPORT): Remove.
12874         (LINK_SHLIB_SPEC): Remove one conditional definition.
12875
12876 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12877
12878         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
12879         %{call_shared}.
12880         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
12881         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
12882         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
12883         %{call_shared} and conditionals on these options not being passed.
12884         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
12885         %{call_shared}.
12886
12887 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
12888
12889         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
12890         simplify.
12891
12892         * ipa-split.c: Spelling fixes.
12893
12894 2011-01-19  Richard Henderson  <rth@redhat.com>
12895
12896         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
12897         (*mulsi3): Likewise.
12898
12899         * longlong.h [__mn10300__] (count_leading_zeros): New.
12900         [__mn10300__] (umul_ppmm, smul_ppmm): New.
12901         [__mn10300__] (add_ssaaaa, subddmmss): New.
12902         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
12903         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
12904
12905 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12906
12907         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
12908
12909 2011-01-19  Richard Henderson  <rth@redhat.com>
12910
12911         * config/mn10300/mn10300.md (addsi3_flags): New.
12912         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
12913         (subsi3_flags, subc_internal, subdi3): New.
12914         (subdi3_internal, *subdi3_degenerate): New.
12915         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
12916
12917         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
12918         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
12919         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
12920         * config/mn10300/mn10300-protos.h: Update.
12921         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
12922         (return_ret): Likewise.  Rename from return_internal_regs.
12923         (return_internal): Remove.
12924
12925         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
12926         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
12927         (mn10300_legitimate_constant_p): Likewise.
12928         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
12929         (mn10300_frame_size): New.
12930         (mn10300_expand_prologue): Use it.
12931         (mn10300_expand_epilogue): Likewise.
12932         (mn10300_initial_offset): Likewise.
12933         * config/mn10300/mn10300-protos.h: Update.
12934         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
12935         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
12936         (prologue, epilogue, return_internal): Tidy output code.
12937         (mn10300_store_multiple_operation, return): Likewise.
12938         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
12939         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
12940         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
12941         (load_pic, am33_load_pic): New.
12942         (mn10300_load_pic0, mn10300_load_pic1): New.
12943
12944         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
12945         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
12946         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
12947         (cc_flags_for_mode, cc_flags_for_code): New.
12948         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
12949         overflow flag is not valid.  Validate that the flags we need
12950         for the comparison are valid.
12951         (mn10300_output_cmp): Remove.
12952         (mn10300_output_add): New.
12953         (mn10300_select_cc_mode): Use cc_flags_for_code.
12954         (mn10300_split_cbranch): New.
12955         (mn10300_match_ccmode): New.
12956         (mn10300_split_and_operand_count): New.
12957         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
12958         to the function.
12959         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
12960         (addsi3): ... here.  Use mn10300_output_add.
12961         (*addsi3_flags): New.
12962         (*am33_subsi3, *mn10300_subsi3): Merge...
12963         (subsi3): ... here.  Use attribute isa.
12964         (*subsi3_flags): New.
12965         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
12966         when possible.
12967         (*am33_andsi3, *mn10300_andsi3): Merge...
12968         (andsi3): ... here.
12969         (*andsi3_flags): New.
12970         (andsi3 splitters): New.
12971         (*am33_iorsi3, *mn10300_iorsi3): Merge...
12972         (iorsi3): ... here.
12973         (*iorsi3_flags): New.
12974         (*am33_xorsi3, *mn10300_xorsi3): Merge...
12975         (xorsi3): ... here.
12976         (*xorsi3_flags): New.
12977         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
12978         (one_cmplsi2): ... here.
12979         (*one_cmplsi2_flags): New.
12980         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
12981         instead of "dax" in constraints.  Use mn10300_split_cbranch.
12982         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
12983         use matching constraints to eliminate a self-comparison.
12984         (*integer_conditional_branch): Rename from integer_conditional_branch.
12985         Use int_mode_flags to match CC_REG.
12986         (*cbranchsi4_btst, *btstsi): New.
12987         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
12988         mn10300_split_cbranch.
12989         (*am33_cmpsf): Rename from am33_cmpsf.
12990         (*float_conditional_branch): Rename from float_conditional_branch.
12991         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
12992         (zero_extendqisi2): ... here.
12993         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
12994         (zero_extendhisi2): ... here.
12995         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
12996         (extendqisi2): ... here.
12997         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
12998         (extendhisi2): ... here.
12999         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
13000         (ashlsi3): ... here.
13001         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
13002         (lshrsi3): ... here.
13003         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
13004         (ashrsi3): ... here.
13005         (consecutive add peephole): Remove.
13006         * config/mn10300/predicates.md (label_ref_operand): New.
13007         (int_mode_flags): New.
13008         (CCZN_comparison_operator): New.
13009
13010         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
13011         (throughput_42_latency_43): New reservation.
13012         (mulsidi3, umulsidi3): New expanders.
13013         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
13014         the MDR register to allocation; separately allocate the low and
13015         high parts of the DImode result.
13016         (umulsidi3_internal): Similarly.
13017         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
13018         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
13019         (udivsi3, umodsi3): Remove.
13020         (udivmodsi4, divmodsi4): New expanders.
13021         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
13022         (*divmodsi4): Simiarly.
13023         (ext_internal): New.
13024
13025         * config/mn10300/constraints.md ("z"): New constraint.
13026         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
13027         (FIXED_REGISTERS): Don't fix MDR.
13028         (CALL_USED_REGSITERS): Reformat nicely.
13029         (REG_ALLOC_ORDER): Add MDR.
13030         (enum regclass): Add MDR_REGS.
13031         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
13032         (IRA_COVER_CLASSES): Add MDR_REGS.
13033         (REGNO_REG_CLASS): Handle MDR_REG.
13034         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
13035         (mn10300_register_move_cost): Likewise.
13036         * config/mn10300/mn10300.md (MDR_REG): New.
13037         (*movsi_internal): Handle moves to/from MDR_REGS.
13038
13039         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
13040         POST_MODIFY.
13041         (mn10300_secondary_reload): Tidy combination reload classes.
13042         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
13043         addresses for AM33.  Allow symbolic offsets for reg+imm.
13044         (mn10300_regno_in_class_p): New.
13045         (mn10300_legitimize_reload_address): New.
13046         * config/mn10300/mn10300.h (enum reg_class): Remove
13047         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
13048         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
13049         SP_OR_GENERAL_REGS.
13050         (REG_CLASS_NAMES): Update to match.
13051         (REG_CLASS_CONTENTS): Likewise.
13052         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
13053         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
13054         (REGNO_IN_RANGE_P): Remove.
13055         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13056         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13057         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13058         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13059         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13060         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13061         (REGNO_GENERAL_P): New.
13062         (HAVE_POST_MODIFY_DISP): New.
13063         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13064         (LEGITIMIZE_RELOAD_ADDRESS): New.
13065         * config/mn10300/mn10300-protos.h: Update.
13066
13067         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13068         DATA_REGS for AM33 stack-pointer destination.
13069         (mn10300_preferred_output_reload_class): Likewise.
13070         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13071         into a form appropriate for ...
13072         (TARGET_SECONDARY_RELOAD): New.
13073         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13074         * config/mn10300/mn10300-protos.h: Update.
13075         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13076         reload_insi; use the "A" constraint for the scratch; handle AM33
13077         moves of sp to non-address registers.
13078
13079         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13080         (*movqi_internal): ... here.
13081         (*am33_movhi, *mn10300_movhi): Merge into...
13082         (*movhi_internal): ... here.
13083         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13084         as the source/destination of moves from/to SP.
13085         (movsf): Only allow for AM33-2.
13086         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13087         any integer constant constraint.  Only allow for AM33-2.  Tidy
13088         all of the alternative outputs.
13089         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13090         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13091         for MN103.
13092         (udivsi3, umodsi3): New patterns for MN103 only.
13093
13094 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13095
13096         * doc/tm.texi.in: Spell out that a lack of register class unions
13097         can lead to ICEs.
13098         * doc/tm.texi: Regenerate.
13099
13100 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13101
13102         PR rtl-optimization/47337
13103         * dce.c (check_argument_store): New function.
13104         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13105
13106         PR tree-optimization/47290
13107         * tree-eh.c (infinite_empty_loop_p): New function.
13108         (cleanup_empty_eh): Use it.
13109
13110 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13111
13112         PR target/46997
13113         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13114         (a64_expand_widen_sum): Ditto.
13115         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13116         (vec_extract_evenodd_help): Ditto.
13117         (vec_extract_evenv4hi): Ditto.
13118         (vec_extract_oddv4hi): Ditto.
13119         (vec_extract_evenv2si): Ditto.
13120         (vec_extract_oddv2si): Ditto.
13121         (vec_extract_evenv2sf): Ditto.
13122         (vec_extract_oddv2sf): Ditto.
13123         (vec_pack_trunc_v4hi: Ditto.
13124         (vec_pack_trunc_v2si): Ditto.
13125         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13126         (vec_interleave_highv8qi): Ditto.
13127         (mix1_r): Ditto.
13128         (vec_extract_oddv8qi): Ditto.
13129         (vec_interleave_lowv4hi): Ditto.
13130         (vec_interleave_highv4hi): Ditto.
13131         (vec_interleave_lowv2si): Ditto.
13132         (vec_interleave_highv2si): Ditto.
13133
13134 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13135
13136         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13137         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13138         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13139         (pa_c_mode_for_suffix): New.
13140         (TARGET_EXPAND_BUILTIN): Define.
13141         (TARGET_C_MODE_FOR_SUFFIX): Define.
13142         (pa_builtins): Define.
13143         (pa_init_builtins): Register __float128 type and init new support
13144         builtins.
13145         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13146         * config/pa/quadlib.c (_U_Qfcopysign): New.
13147
13148 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13149
13150         PR middle-end/46894
13151         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13152         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13153         are defined.
13154
13155 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13156
13157         PR tree-optimization/47179
13158         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13159         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13160
13161 2011-01-18  Richard Guenther  <rguenther@suse.de>
13162
13163         PR rtl-optimization/47216
13164         * emit-rtl.c: Include tree-flow.h.
13165         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13166         of replicating it with different semantics.
13167         * Makefile.in (emit-rtl.o): Adjust.
13168
13169 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13170
13171         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13172         (cortex_a9_dp): Handle neon types correctly.
13173
13174 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13175
13176         PR rtl-optimization/47299
13177         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13178         subtarget.  Use normal multiplication if both operands are constants.
13179         * expmed.c (expand_widening_mult): Don't try to optimize constant
13180         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13181         before using it.
13182
13183 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13184
13185         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13186         spacing after 'e.g.', typos, comma, hyphenation.
13187
13188 2011-01-17  Richard Henderson  <rth@redhat.com>
13189
13190         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13191         (rx_restricted_mem_operand): New.
13192         (rx_shift_operand): Use register_operand.
13193         (rx_source_operand, rx_compare_operand): Likewise.
13194         * config/rx/rx.md (addsi3_flags): New expander.
13195         (adddi3): Rewrite as expander.
13196         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13197         (subsi3_flags): New expander.
13198         (subdi3): Rewrite as expander.
13199         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13200
13201         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13202         (rx_init_builtins): Remove sat builtin.
13203         (rx_expand_builtin): Likewise.
13204         * config/rx/rx.md (ssaddsi3): New.
13205         (*sat): Rename from sat.  Represent the CC_REG input.
13206
13207         * config/rx/predicates.md (rshift_operator): New.
13208         * config/rx/rx.c (rx_expand_insv): Remove.
13209         * config/rx/rx-protos.h: Update.
13210         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13211         operand to the canonical position.
13212         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13213         (*bitclr, *bitclr_in_memory): Similarly.
13214         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13215         (insv): Retain the zero_extract in the expansion.
13216
13217         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13218         (bswaphi2, bitinvert, revw): Likewise.
13219
13220         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13221         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13222         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13223         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13224         (bitset, bitset_in_memory): Likewise.
13225         (bitinvert, bitinvert_in_memory): Likewise.
13226         (bitclr, bitclr_in_memory): Likewise.
13227         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13228         (rx_strend, rx_cmpstrn): Likewise.
13229         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13230         (bitop peep2 patterns): Remove.
13231
13232         * config/rx/rx.c (rx_match_ccmode): New.
13233         * config/rx/rx-protos.h: Update.
13234         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13235         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13236         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13237         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13238         (fix_truncsfsi2, floatsisf2): Likewise.
13239         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13240         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13241         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13242         (*subsi3_flags, *xorsi3_flags): New.
13243
13244         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13245
13246         * config/rx/rx.c (rx_print_operand): Remove workaround for
13247         unsplit comparison operations.
13248
13249         * config/rx/rx.md (movsicc): Split after reload.
13250         (*movsicc): Merge *movsieq and *movsine via match_operator.
13251         (*stcc): New pattern.
13252
13253         * config/rx/rx.c (rx_float_compare_mode): Remove.
13254         * config/rx/rx.h (rx_float_compare_mode): Remove.
13255         * config/rx/rx.md (cstoresi4): Split after reload.
13256         (*sccc): New pattern.
13257
13258         * config/rx/predicates.md (label_ref_operand): New.
13259         (rx_z_comparison_operator): New.
13260         (rx_zs_comparison_operator): New.
13261         (rx_fp_comparison_operator): New.
13262         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13263         Validate that the flags are set properly for the comparison.
13264         (rx_gen_cond_branch_template): Remove.
13265         (rx_cc_modes_compatible): Remove.
13266         (mode_from_flags): New.
13267         (flags_from_code): Rename from flags_needed_for_conditional.
13268         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13269         (rx_select_cc_mode): Likewise.
13270         (rx_split_fp_compare): New.
13271         (rx_split_cbranch): New.
13272         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13273         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13274         (*cbranchsf4): Similarly.
13275         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13276         match_operator and rx_split_cbranch.
13277         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13278         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13279         (*cmpsi): Rename from cmpsi.
13280         (*tstsi): Rename from tstsi.
13281         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13282         (*conditional_branch): Rename from conditional_branch.
13283         (*reveresed_conditional_branch): Remove.
13284         (b<code>): Remove expander.
13285         * config/rx/rx-protos.h: Update.
13286
13287         * config/rx/rx.c (rx_compare_redundant): Remove.
13288         * config/rx/rx.md (cmpsi): Don't use it.
13289         * config/rx/rx-protos.h: Update.
13290
13291         * config/rx/rx-modes.def (CC_F): New mode.
13292         * config/rx/rx.c (rx_select_cc_mode): New.
13293         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13294         * config/rx/rx-protos.h: Update.
13295
13296 2011-01-17  Richard Henderson  <rth@redhat.com>
13297
13298         * except.c (dump_eh_tree): Fix stray ; after for statement.
13299
13300 2011-01-17  Richard Guenther  <rguenther@suse.de>
13301
13302         PR tree-optimization/47313
13303         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13304         handling before copying the body.  Properly deal with
13305         by-reference result in SSA form.
13306
13307 2011-01-17  Ian Lance Taylor  <iant@google.com>
13308
13309         PR target/47219
13310         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13311         (struct_value_alias_set): Don't define.
13312         (sparc_option_override): Don't set sparc_sr_alias_set and
13313         struct_value_alias_set.
13314         (save_or_restore_regs): Use gen_frame_mem rather than calling
13315         set_mem_alias_set.
13316         (sparc_struct_value_rtx): Likewise.
13317
13318 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13319
13320         PR target/47318
13321         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13322         (_mm_maskstore_pd): Likewise.
13323         (_mm_maskload_ps): Likewise.
13324         (_mm_maskstore_ps): Likewise.
13325         (_mm256_maskload_pd): Change mask to __m256i.
13326         (_mm256_maskstore_pd): Likewise.
13327         (_mm256_maskload_ps): Likewise.
13328         (_mm256_maskstore_ps): Likewise.
13329
13330         * config/i386/i386-builtin-types.def: Updated.
13331         (ix86_expand_special_args_builtin): Likewise.
13332
13333         * config/i386/i386.c (bdesc_special_args): Update
13334         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13335         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13336         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13337         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13338
13339         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13340         Use <avxpermvecmode> on mask register.
13341         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13342
13343 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13344             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13345             Eric Botcazou  <ebotcazou@adacore.com>
13346
13347         PR target/46655
13348         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13349         if <= USHRT_MAX in 32-bit mode.
13350
13351 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13352
13353         * doc/install.texi (Configuration, Specific): Wrap long
13354         lines in examples.  Allow line wrapping in long options
13355         and URLs where beneficial for PDF output.
13356
13357 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13358
13359         * config/mips/mips.c (mips_classify_symbol): Don't return
13360         SYMBOL_PC_RELATIVE for nonlocal labels.
13361
13362 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13363
13364         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13365
13366 2011-01-15  Jan Hubicka  <jh@suse.cz>
13367
13368         PR tree-optimization/47276
13369         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13370         declarations as needed.
13371
13372 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13373
13374         * common.opt (fdevirtualize): New flag.
13375         * doc/invoke.texi (Option Summary): Document it.
13376         * opts.c (default_options_table): Add devirtualize flag.
13377         * ipa-prop.c (detect_type_change): Return immediately if
13378         devirtualize flag is not set.
13379         (detect_type_change_ssa): Likewise.
13380         (compute_known_type_jump_func): Likewise.
13381         (ipa_analyze_virtual_call_uses): Likewise.
13382
13383 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13384
13385         PR tree-optimization/45934
13386         PR tree-optimization/46302
13387         * ipa-prop.c (type_change_info): New type.
13388         (stmt_may_be_vtbl_ptr_store): New function.
13389         (check_stmt_for_type_change): Likewise.
13390         (detect_type_change): Likewise.
13391         (detect_type_change_ssa): Likewise.
13392         (compute_complex_assign_jump_func): Check for dynamic type change.
13393         (compute_complex_ancestor_jump_func): Likewise.
13394         (compute_known_type_jump_func): Likewise.
13395         (compute_scalar_jump_functions): Likewise.
13396         (ipa_analyze_virtual_call_uses): Likewise.
13397         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13398
13399 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13400
13401         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13402         * config/i386/i386.opt (msse5): New Alias.
13403
13404 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13405
13406         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13407         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13408         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13409         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13410
13411 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13412
13413         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13414         -mcpu options.
13415         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13416         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13417         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13418         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13419         Likewise.
13420         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13421
13422 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13423
13424         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13425
13426 2011-01-14  Mike Stump  <mikestump@comcast.net>
13427
13428         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13429         * config/fr30/fr30.md: Likweise
13430         (movsi_push): Likewise.
13431         (movsi_pop): Likewise.
13432         (enter_func): Likewise.
13433         * config/moxie/moxie.md (movsi_push): Likewise.
13434         (movsi_pop): Likewise.
13435
13436 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13437
13438         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13439         %{no_archive} %{exact_version}.
13440         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13441         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13442         %{no_archive} %{exact_version}.
13443         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13444         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13445         * config/mips/vxworks.h: Likewise.
13446
13447 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13448
13449         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
13450
13451 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13452
13453         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
13454         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
13455
13456 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13457
13458         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
13459         -nodefaultlib.
13460
13461 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13462
13463         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
13464         for mcpu not cpu.
13465         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
13466         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
13467         not cpu.
13468         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
13469         Don't handle -shlib.
13470
13471 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13472
13473         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
13474         (CC1_SPEC): Don't handle -profile.
13475
13476 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13477
13478         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
13479         * config/mips/mips.h (CC1_SPEC): Likewise.
13480
13481 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13482
13483         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
13484         * config/mips/mips.h (CC1_SPEC): Likewise.
13485
13486 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13487
13488         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
13489         * config/m32r/linux.h (LINK_SPEC): Likewise.
13490         * config/mips/linux.h (LINK_SPEC): Likewise.
13491         * config/mips/linux64.h (LINK_SPEC): Likewise.
13492         * config/sparc/linux.h (LINK_SPEC): Likewise.
13493         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
13494         LINK_SPEC): Likewise.
13495         * config/xtensa/linux.h (LINK_SPEC): Likewise.
13496
13497 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13498
13499         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
13500         %{version:-v}.
13501         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
13502
13503 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13504
13505         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
13506         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
13507
13508 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13509
13510         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
13511
13512 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13513
13514         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
13515         supports -Bstatic/-Bdynamic.
13516         * configure: Regenerate.
13517
13518 2011-01-14  Jan Hubicka  <jh@suse.cz>
13519             Jack Howarth  <howarth@bromo.med.uc.edu>
13520
13521         PR target/46037
13522         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
13523         when checking debug_info_level. Test write_symbols instead of
13524         debug_hooks->var_location when setting flag_var_tracking_uninit.
13525
13526 2011-01-14  Richard Guenther  <rguenther@suse.de>
13527
13528         PR tree-optimization/47179
13529         * target.def (ref_may_alias_errno): New target hook.
13530         * targhooks.h (default_ref_may_alias_errno): Declare.
13531         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
13532         (default_ref_may_alias_errno): New function.
13533         * target.h (struct ao_ref_s): Declare.
13534         * tree-ssa-alias.c: Include target.h.
13535         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
13536         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
13537         (targhooks.o): Likewise.
13538         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
13539         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
13540
13541 2011-01-14  Richard Guenther  <rguenther@suse.de>
13542
13543         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
13544
13545 2011-01-14  Richard Guenther  <rguenther@suse.de>
13546
13547         PR tree-optimization/47280
13548         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
13549         return CFG changes.
13550         (tree_ssa_forward_propagate_single_use_vars): Deal with
13551         CFG changes from associate_plusminus.
13552
13553 2011-01-14  Richard Guenther  <rguenther@suse.de>
13554
13555         PR middle-end/47281
13556         Revert
13557         2011-01-11  Richard Guenther  <rguenther@suse.de>
13558
13559         PR tree-optimization/46076
13560         * tree-ssa.c (useless_type_conversion_p): Conversions from
13561         unprototyped to empty argument list function types are useless.
13562
13563 2011-01-14  Richard Guenther  <rguenther@suse.de>
13564
13565         PR tree-optimization/47286
13566         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13567
13568 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13569
13570         PR middle-end/46823
13571         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13572
13573 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13574
13575         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13576         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13577         * config/xtensa/xtensa.c (xtensa_libcall_value,
13578         xtensa_function_value_regno_p): New functions.
13579         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13580
13581 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13582
13583         PR c++/47213
13584         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13585         PE specific hook.
13586         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13587         New function prototype.
13588         * config/i386/winnt.c (i386_pe_assemble_visibility):
13589         Warn only if attribute was specified by user.
13590
13591 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13592
13593         PR target/47251
13594         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13595         floating point.
13596         (floatunsdidf2_fcfidu): Ditto.
13597
13598 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13599
13600         * config/s390/s390.c (print_operand_address): Replace 'error' with
13601         'output_operand_lossage'.
13602         (print_operand): Likewise.
13603
13604 2011-01-13  Jeff Law  <law@redhat.com>
13605
13606         PR rtl-optimization/39077
13607         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13608         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13609         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13610         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13611         * gcse.c (prune_insertions_deletions): New function.
13612         (compute_pre_data): Use it.
13613
13614 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13615
13616         PR debug/PR46973
13617         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13618         static function.
13619         (prune_unused_types_mark): Use it.
13620
13621 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13622
13623         PR rtl-optimization/45352
13624         * sel-sched.c: Update copyright years.
13625         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13626         in the advancing loop when we have issued issue_rate insns.
13627
13628 2011-01-12  Richard Henderson  <rth@redhat.com>
13629
13630         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13631         (TARGET_MD_ASM_CLOBBERS): New.
13632
13633         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13634         (TARGET_DELEGITIMIZE_ADDRESS): New.
13635
13636         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13637         (clzsi2, *bsch): New patterns.
13638
13639         * config/mn10300/mn10300.md (INT): New mode iterator.
13640         (*mov<INT>_clr): New pattern, and peep2 to generate it.
13641
13642         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
13643         flag_split_wide_types.
13644
13645         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
13646         (mn10300_trampoline_init): Rewrite without a template, an immediate
13647         load and a direct branch.
13648         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
13649
13650 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
13651
13652         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13653         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
13654         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
13655         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13656
13657 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
13658
13659         PR debug/47209
13660         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
13661         of type.
13662
13663 2011-01-12  Jan Hubicka  <jh@suse.cz>
13664
13665         PR driver/47244
13666         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
13667         (PLUGIN_COND_CLOSE): New macro.
13668         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
13669
13670 2011-01-12  Richard Guenther  <rguenther@suse.de>
13671
13672         PR lto/47259
13673         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
13674         register variables in a MEM_REF.
13675
13676 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
13677
13678         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
13679         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
13680         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
13681         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
13682         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
13683         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
13684         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
13685         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
13686         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
13687         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
13688         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
13689         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
13690         * config/gnu-user.h: New.  Copied from linux.h.
13691         (LINUX_TARGET_STARTFILE_SPEC): Rename to
13692         GNU_USER_TARGET_STARTFILE_SPEC.
13693         (LINUX_TARGET_ENDFILE_SPEC): Rename to
13694         GNU_USER_TARGET_ENDFILE_SPEC.
13695         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
13696         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
13697         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
13698         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
13699         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
13700         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
13701         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
13702         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
13703         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
13704         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
13705         * config/arm/linux-eabi.h (CC1_SPEC): Use
13706         GNU_USER_TARGET_CC1_SPEC.
13707         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
13708         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
13709         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
13710         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
13711         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
13712         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
13713         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
13714         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
13715
13716 2011-01-12  Richard Guenther  <rguenther@suse.de>
13717
13718         PR other/46946
13719         * doc/invoke.texi (ffast-math): Document it is turned on
13720         with -Ofast.
13721
13722 2011-01-12  Jan Hubicka  <jh@suse.cz>
13723
13724         PR tree-optimization/47233
13725         * opts.c (common_handle_option): Disable ipa-reference with profile
13726         feedback.
13727
13728 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13729
13730         * c-parser.c (c_parser_objc_at_property_declaration): Improved
13731         error message.
13732
13733 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13734
13735         * c-parser.c (c_lex_one_token): Updated and reindented some
13736         comments.  No changes in code.
13737
13738 2011-01-11  Ian Lance Taylor  <iant@google.com>
13739
13740         * godump.c (go_output_var): Don't output the variable if there is
13741         already a type with the same name.
13742
13743 2011-01-11  Ian Lance Taylor  <iant@google.com>
13744
13745         * godump.c (go_format_type): Don't generate float80.
13746
13747 2011-01-11  Richard Henderson  <rth@redhat.com>
13748
13749         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
13750         declaration.  Rewrite for both speed and size.
13751         (mn10300_address_cost_1): Remove.
13752         (mn10300_register_move_cost): New.
13753         (mn10300_memory_move_cost): New.
13754         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
13755         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
13756         extensions, shifts, BSWAP, CLZ.
13757         (mn10300_wide_const_load_uses_clr): Remove.
13758         (TARGET_REGISTER_MOVE_COST): New.
13759         (TARGET_MEMORY_MOVE_COST): New.
13760         * config/mn10300/mn10300-protos.h: Update.
13761         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
13762
13763         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
13764         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
13765         * config/mn10300/mn10300-protos.h: Update.
13766         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
13767         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
13768         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
13769         (*test_int_bitfield, *test_byte_bitfield): Remove.
13770         (*bit_test, *subreg_bit_test): Remove.
13771         * config/mn10300/predicates.md (const_8bit_operand): Remove.
13772
13773         * config/mn10300/constraints.md ("c"): Rename from "A".
13774         ("A", "D"): New constraint letters.
13775         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
13776         (fmssf4, fnmasf4, fnmssf4): Likewise.
13777
13778         * config/mn10300/mn10300.md (isa): New attribute.
13779         (enabled): New attribute.
13780
13781         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
13782         (abssf2, negsf2): Define only for hardware fp.
13783         (sqrtsf2): Reformat.
13784         (addsf3, subsf3, mulsf3): Merge expander and insn.
13785
13786         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
13787         (DEBUGGER_AUTO_OFFSET): Remove.
13788         (DEBUGGER_ARG_OFFSET): Remove.
13789
13790         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
13791         Emit register stores with the same offsets as the hardware.
13792         (mn10300_store_multiple_operation): Don't check that the register
13793         save offsets are monotonic.
13794         * config/mn10300/mn10300-protos.h: Update.
13795
13796         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
13797
13798         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
13799         in terms of the value on the stack, not the MDR register.
13800
13801 2011-01-11  Jan Hubicka  <jh@suse.cz>
13802
13803         PR lto/45721
13804         PR lto/45375
13805         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
13806         (symbol_alias_set_destroy, symbol_alias_set_contains,
13807         propagate_aliases_backward): Declare.
13808         * lto-streamer-out.c (struct sets): New sturcture.
13809         (trivally_defined_alias): New function.
13810         (output_alias_pair_p): Rewrite.
13811         (output_unreferenced_globals): Fix output of alias pairs.
13812         (produce_symtab): Likewise.
13813         * ipa.c (function_and_variable_visibility): Set weak alias destination
13814         as needed in lto.
13815         * varasm.c (symbol_alias_set_t): Remove.
13816         (symbol_alias_set_destroy): Export.
13817         (propagate_aliases_forward, propagate_aliases_backward): New functions
13818         based on ...
13819         (compute_visible_aliases): ... this one; remove.
13820         (trivially_visible_alias): New
13821         (trivially_defined_alias): New.
13822         (remove_unreachable_alias_pairs): Rewrite.
13823         (finish_aliases_1): Reorganize code checking if alias is defined.
13824         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
13825         in LTO mode.
13826
13827 2011-01-11  Richard Guenther  <rguenther@suse.de>
13828
13829         PR tree-optimization/46076
13830         * tree-ssa.c (useless_type_conversion_p): Conversions from
13831         unprototyped to empty argument list function types are useless.
13832
13833 2011-01-11  Richard Guenther  <rguenther@suse.de>
13834
13835         PR middle-end/45235
13836         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
13837         volatile MEMs as MEM_READONLY_P.
13838
13839 2011-01-11  Richard Guenther  <rguenther@suse.de>
13840
13841         PR tree-optimization/47239
13842         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
13843
13844 2011-01-11  Jeff Law  <law@redhat.com>
13845
13846         PR tree-optimization/47086
13847         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
13848         IVs from statements that might throw.
13849
13850 2011-01-10  Jan Hubicka  <jh@suse.cz>
13851
13852         PR lto/45375
13853         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
13854
13855 2011-01-10  Jan Hubicka  <jh@suse.cz>
13856
13857         PR lto/45375
13858         * profile.c (read_profile_edge_counts): Ignore profile inconistency
13859         when correcting profile.
13860
13861 2011-01-10  Jan Hubicka  <jh@suse.cz>
13862
13863         PR lto/46083
13864         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
13865         DECL_FINI_PRIORITY.
13866         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
13867         Restore DECL_FINI_PRIORITY.
13868
13869 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13870
13871         * doc/gimple.texi: Fix quoting of multi-word return values in
13872         @deftypefn statements.  Ensure presence of return value.  Wrap
13873         overlong @deftypefn lines.
13874         (is_gimple_operand, is_gimple_min_invariant_address): Remove
13875         descriptions of removed functions.
13876         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
13877         of multi-word return value in @deftypefn statement.
13878
13879 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13880
13881         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
13882         (Conditional Expressions, Logical Operators)
13883         (Statement and operand traversals): Do not indent smallexample
13884         code.  Fix duplicate function argument in example.
13885
13886 2011-01-10  Jeff Law  <law@redhat.com>
13887
13888         PR tree-optimization/47141
13889         * ipa-split.c (split_function): Handle case where we are
13890         returning a value and the return block has a virtual operand phi.
13891
13892 2011-01-10  Jan Hubicka  <jh@suse.cz>
13893
13894         PR tree-optimization/47234
13895         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
13896         (pass_feedback_split_functions): Declare.
13897         * passes.c (init_optimization_passes): Add ipa-split as subpass of
13898         tree-profile.
13899         * ipa-split.c (gate_split_functions): Update comments; disable
13900         split-functions for profile_arc_flag and branch_probabilities.
13901         (gate_feedback_split_functions): New function.
13902         (execute_feedback_split_functions): New function.
13903         (pass_feedback_split_functions): New global var.
13904
13905 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
13906
13907         PR lto/46760
13908         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
13909         calling gimple_call_set_cannot_inline.
13910
13911 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
13912
13913         * config/darwin-sections.def: Remove unused section.
13914
13915 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
13916
13917         PR c++/47218
13918         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
13919
13920 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
13921
13922         PR objc/47232
13923         * c-parser.c (c_parser_declaration_or_fndef): Improved
13924         error message.
13925
13926 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
13927
13928         * config/i386/winnt.c (i386_pe_start_function): Make sure
13929         to switch back to function's section.
13930
13931 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
13932
13933         PR gcc/46902
13934         PR testsuite/46912
13935         * plugin.c: Move include of dlfcn.h from here...
13936         * system.h: ... to here.
13937
13938 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13939
13940         * doc/cpp.texi (C++ Named Operators): Fix markup for header
13941         file name.
13942         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
13943         two extra empty pages in PDF output.
13944
13945 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
13946
13947         PR objc/47078
13948         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
13949         for error recovery purposes behave as if it was not specified so
13950         that the default type is usd.
13951
13952 2011-01-07  Jan Hubicka  <jh@suse.cz>
13953
13954         PR tree-optmization/46469
13955         * ipa.c (function_and_variable_visibility): Clear needed flags on
13956         nodes with external decls; handle weakrefs merging correctly.
13957
13958 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
13959
13960         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
13961         not false.
13962
13963 2011-01-07  Jan Hubicka  <jh@suse.cz>
13964
13965         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
13966         and no longer claim that gold is required for linker plugin.
13967         * configure: Regenerate.
13968         * gcc.c (PLUGIN_COND): New macro.
13969         (LINK_COMMAND_SPEC): Use it.
13970         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
13971         * config.in (HAVE_LTO_PLUGIN): New.
13972         * configure.ac (--with-lto-plugin): New parameter; autodetect
13973         HAVE_LTO_PLUGIN.
13974
13975 2011-01-07  Jan Hubicka  <jh@suse.cz>
13976
13977         PR tree-optimization/46367
13978         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
13979         when we can update original.
13980         (cgraph_mark_inline_edge): Sanity check.
13981         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
13982
13983 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13984
13985         * config/spu/spu.h (ASM_COMMENT_START): Define.
13986
13987 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
13988
13989         PR driver/42445
13990         * gcc.c (%>S): New.
13991         (SWITCH_KEEP_FOR_GCC): Likewise.
13992         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
13993         (do_spec_1): Handle "%>".
13994
13995         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
13996
13997 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
13998
13999         PR target/47201
14000         * config/i386/i386.c (ix86_delegitimize_address): If
14001         simplify_gen_subreg fails, return orig_x.
14002
14003         PR bootstrap/47187
14004         * value-prof.c (gimple_stringop_fixed_value): Handle
14005         lhs of the call properly.
14006
14007 2011-01-07  Jan Hubicka  <jh@suse.cz>
14008
14009         PR lto/45375
14010         * lto-opt.c (lto_reissue_options): Set flag_shlib.
14011
14012 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14013
14014         * target.def (function_switched_text_sections): New hook.
14015         * doc/tm.texi: Regenerated.
14016         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14017         * final.c (default_function_switched_text_sections): New.
14018         (final_scan_insn): Call function_switched_text_sections when a
14019         mid-function section change occurs.
14020         * output.h (default_function_switched_text_sections): Declare.
14021         * config/darwin-protos.h (darwin_function_switched_text_sections):
14022         Likewise.
14023         * config/darwin.c (darwin_function_switched_text_sections): New.
14024         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
14025
14026 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
14027
14028         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
14029         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
14030         the secondary code fragment when outputting for DWARF == 2.
14031
14032 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
14033
14034         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
14035         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
14036         Remove.
14037         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
14038         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
14039
14040 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
14041
14042         PR debug/46704
14043         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
14044         when it is not empty.
14045
14046 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
14047
14048         Bobcat Enablement
14049         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
14050         (case ${target}): Add btver1.
14051         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14052         -march=native recognize btver1 processors.
14053         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14054         btver1 def_and_undef
14055         * config/i386/i386.c (struct processor_costs btver1_cost): New
14056         btver1 cost table.
14057         (m_BTVER1): New definition.
14058         (m_AMD_MULTIPLE): Includes m_BTVER1.
14059         (initial_ix86_tune_features): Add btver1 tune.
14060         (processor_target_table): Add btver1 entry.
14061         (static const char *const cpu_names): Add btver1 entry.
14062         (software_prefetching_beneficial_p): Add btver1.
14063         (ix86_option_override_internal): Add btver1 instruction sets.
14064         (ix86_issue_rate): Add btver1.
14065         (ix86_adjust_cost): Add btver1.
14066         * config/i386/i386.h (TARGET_BTVER1): New definition.
14067         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14068         (enum processor_type): Add PROCESSOR_BTVER1.
14069         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14070
14071 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14072
14073         PR target/43309
14074         * config/i386/i386.c (legitimize_tls_address)
14075         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14076         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14077         (tls_initial_exec_64_sun): New pattern.
14078
14079 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14080
14081         * doc/invoke.texi (Overall Options): Improve wording and markup
14082         of the description of -wrapper.
14083
14084 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14085
14086         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14087         rdynamic, threads): New Driver options.
14088
14089 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14090
14091         PR target/38118
14092         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14093         if coming from .tdata.
14094         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14095
14096 2011-01-06  Jan Hubicka  <jh@suse.cz>
14097
14098         PR lto/47188
14099         * collect2.c (main): Do not enable LTOmode when plugin is active.
14100
14101 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14102
14103         PR other/45915
14104         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14105         --version output if supported.
14106         * configure: Regenerate.
14107
14108 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14109
14110         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14111         Driver options.
14112
14113 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14114
14115         PR c/47150
14116         * c-convert.c (convert): When converting a complex expression
14117         other than COMPLEX_EXPR to a different complex type, ensure
14118         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14119         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14120         when converting COMPLEX_TYPE.
14121
14122 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14123
14124         PR tree-optimization/47139
14125         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14126         only the last reduction value is used outside the loop.  Update
14127         documentation.
14128
14129 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14130
14131         * config/rtems.opt: New.
14132         * config.gcc (*-*-rtems*): Use rtems.opt.
14133
14134 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14135
14136         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14137         processors do not support 3DNow instructions.
14138
14139 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14140
14141         * config/spu/spu.c (spu_option_override): Set parameter
14142         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14143
14144 2011-01-05  Jan Hubicka  <jh@suse.cz>
14145
14146         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14147         at the command line.
14148
14149 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14150
14151         PR lto/47162
14152         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14153         deltas on streamed outgoing edges.
14154         (output_node_opt_summary): Output info for outgoing edges only when
14155         the node is in new parameter set.
14156         (output_cgraph_opt_summary): New parameter set, passed to the two
14157         aforementioned functions.  Update its forward declaration and its
14158         callee too.
14159
14160 2011-01-05  Tom Tromey  <tromey@redhat.com>
14161
14162         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14163         operator to c_finish_omp_atomic.
14164         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14165         (build_unary_op): Update.
14166         (build_modify_expr): Update.
14167         (build_asm_expr): Update.
14168
14169 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14170
14171         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14172         newly inserted insns.
14173         (pad_bb): Likewise.
14174         (spu_emit_branch_hint): Likewise.
14175         (insert_hbrp_for_ilb_runout): Likewise.
14176         (spu_machine_dependent_reorg): Call df_finish_pass after
14177         schedule_insns returns.
14178
14179 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14180
14181         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14182
14183 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14184
14185         PR tree-optimization/47005
14186         * tree-sra.c (struct access): Add 'non_addressable' bit.
14187         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14188         (decide_one_param_reduction): Return 0 if the parameter is passed by
14189         reference and one of the accesses in the group is non_addressable.
14190
14191 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14192
14193         PR tree-optimization/47056
14194         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14195         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14196         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14197
14198 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14199
14200         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14201         initializer.  Skip view conversions from aggregate types.
14202
14203 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14204
14205         PR bootstrap/47055
14206         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14207
14208 2011-01-04  Philipp Thomas  <pth@suse.de>
14209
14210         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14211         obvious typo.
14212
14213 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14214
14215         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14216         on empty epilogue sequences.
14217
14218 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14219
14220         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14221         non-static): New Driver options.
14222
14223 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14224
14225         PR driver/47137
14226         * gcc.c (default_compilers[]): Set combinable field to 0
14227         for all assembly languages.
14228
14229 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14230
14231         * config/mips/loongson3a.md: New file.
14232         * config/mips/mips.md: Include loongson3a.md.
14233         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14234         TUNE_LOONGSON_3A.
14235
14236 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14237
14238         PR middle-end/47017
14239         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14240         instead of convert_memory_address_addr_space on the base expression.
14241
14242 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14243
14244         * config/spu/spu.c (spu_option_override): Update error text
14245         for bad -march= / -mtune= values.
14246
14247 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14248
14249         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14250         if branch-hint optimization will be performed.
14251
14252 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14253
14254         PR tree-optimization/47148
14255         * ipa-split.c (split_function): Convert arguments to
14256         DECL_ARG_TYPE if possible.
14257
14258         PR tree-optimization/47155
14259         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14260         when computing uns.
14261
14262         PR rtl-optimization/47157
14263         * combine.c (try_combine): If undobuf.other_insn becomes
14264         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14265         and set *new_direct_jump_p too.
14266
14267 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14268
14269         PR tree-optimization/47021
14270         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14271
14272 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14273
14274         * gcc.c (process_command): Update copyright notice dates.
14275         * gcov.c (print_version): Likewise.
14276         * gcov-dump.c (print_version): Likewise.
14277         * mips-tfile.c (main): Likewise.
14278         * mips-tdump.c (main): Likewise.
14279
14280 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14281
14282         PR tree-optimization/46801
14283         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14284         aggregate fields start at byte boundary instead of the bit-field flag.
14285
14286 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14287
14288         PR driver/47137
14289         * gcc.c (main): Revert revision 168407.
14290
14291 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14292
14293         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14294
14295 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14296
14297         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14298         vector optab to expand vector/scalar shift, update gimple to vector.
14299
14300 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14301
14302         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14303         a thunk.
14304
14305 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14306
14307         PR tree-optimization/46984
14308         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14309         HOST_WIDE_INT.
14310         (cgraph_create_indirect_edge): Fixed line length.
14311         (cgraph_indirect_call_info): Declare.
14312         (cgraph_make_edge_direct) Update declaration.
14313         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14314         (cgraph_create_indirect_edge): Use it.
14315         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14316         callees.
14317         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14318         the new thunk_delta representation.
14319         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14320         HOST_WIDE_INT.
14321         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14322         (ipa_read_indirect_edge_info): Likewise.
14323         * lto-cgraph.c (output_edge_opt_summary): New function.
14324         (output_node_opt_summary): Call it on all outgoing edges.
14325         (input_edge_opt_summary): New function.
14326         (input_node_opt_summary): Call it on all outgoing edges.
14327
14328 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14329
14330         PR driver/47137
14331         * gcc.c (main): Don't check have_o when settting combine_inputs.
14332
14333 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14334
14335         * regrename.c: Add general comment describing the pass.
14336         (struct du_head): Remove 'length' field.
14337         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14338         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14339         Force renaming to the preferred class (if any) in the first pass and do
14340         not consider registers that belong to it in the second pass.
14341         (create_new_chain): Do not set 'length' field.
14342         (scan_rtx_reg): Likewise.
14343
14344 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14345
14346         PR tree-optimization/47140
14347         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14348         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14349         to bit_value_binop.
14350
14351         PR rtl-optimization/47028
14352         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14353         parm_birth_insn instead of at the beginning of first bb.
14354
14355 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14356
14357         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14358         Remove the word "see" before "@pxref".
14359         * doc/rtl.texi: Remove the word "see" before "@pxref".
14360
14361 2011-01-01  Jan Hubicka  <jh@suse.cz>
14362
14363         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14364         memory.
14365
14366 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14367
14368         PR target/38662
14369         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14370
14371 \f
14372 Copyright (C) 2011 Free Software Foundation, Inc.
14373
14374 Copying and distribution of this file, with or without modification,
14375 are permitted in any medium without royalty provided the copyright
14376 notice and this notice are preserved.