gcc/ChangeLog

   1 2011-05-13  Richard Guenther  <rguenther@suse.de>
   2
   3         PR tree-optimization/48172
   4         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
   5         multiplying by number of iterations for equal step.
   6         (vect_create_cond_for_alias_checks): Likewise.
   7
   8 2011-05-13  Andreas Schwab  <schwab@redhat.com>
   9
  10         * configure.ac: Use AS_HELP_STRING throughout.
  11         * configure: Regenerate.
  12
  13 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
  14
  15         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return
  16         to bool.
  17         (ix86_emit_restore_regs_using_mov): Likewise.
  18         (ix86_emit_restore_sse_regs_using_mov): Likewise.
  19
  20 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
  21
  22         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
  23         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
  24         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
  25         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
  26         RTX_OK_FOR_OLO10_P): ...here.
  27         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
  28         SYMBOLIC_CONST.
  29
  30 2011-05-12  Kai Tietz  <ktietz@redhat.com>
  31
  32         * gimplify.c (gimple_boolify): Re-boolify expression
  33         arguments even if expression type is of kind BOOLEAN_TYPE.
  34         (gimplify_boolean_expr): Removed.
  35         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
  36         and XOR. Additional take care that we keep expression's type.
  37         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
  38         of TRUTH_AND|OR|XOR_EXPR.
  39
  40 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
  41
  42         PR tree-optimization/48975
  43         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
  44         on all bbs here and free and clear ifc_bbs at the end.
  45
  46 2011-05-12  Richard Guenther  <rguenther@suse.de>
  47
  48         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
  49         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
  50         until after simple checks.
  51         (gimple_types_compatible_p): Likewise.
  52         (iterative_hash_gimple_type): Always hash pointer targets
  53         and function return and argument types.
  54         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
  55         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
  56         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
  57         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
  58         completely in the simple compare section.
  59         (gimple_register_canonical_type): Query the cache again after
  60         registering.
  61
  62 2011-05-12  Richard Guenther  <rguenther@suse.de>
  63
  64         PR tree-optimization/48172
  65         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
  66         the number of iterations from the segment size calculation.
  67         (vect_create_cond_for_alias_checks): Adjust.
  68
  69 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
  70
  71         PR debug/48967
  72         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
  73         if validate_subreg fails.
  74
  75 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
  76
  77         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
  78         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
  79         early.
  80
  81 2011-05-12  DJ Delorie  <dj@redhat.com>
  82
  83         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
  84         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
  85         created builtin into rx_builtins array.
  86         (rx_builtin_decl): New function.
  87         (TARGET_BUITLIN_DECL): Define.
  88         Include gt-rx.h.
  89
  90 2011-05-12  DJ Delorie  <dj@redhat.com>
  91             Nick Clifton  <nickc@redhat.com>
  92
  93         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
  94         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
  95         (rx_is_legitimate_address): Add pre-decrement and post-increment
  96         addressing in HImode and QImode.  Fix test for out of range
  97         REG+INT addressing.
  98         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
  99         (rx_align_for_label): Test label before extracting its usage
 100         count.
 101         (rx_adjust_insn_lengths): Fix selection of insn codes.
 102         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
 103
 104 2011-05-11  Jason Merrill  <jason@redhat.com>
 105
 106         * tree.c (type_hash_canon): Use struct tree_type_non_common.
 107
 108 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 109
 110         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
 111         reindent the subsequent block.
 112
 113 2011-05-11  Satoru Takabayashi  <satorux@google.com>
 114             Paul Pluzhnikov  <ppluzhnikov@google.com>
 115
 116         * doc/install.texi (Configuration): Document
 117         --with-linker-hash-style.
 118         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
 119         * config.in: Add LINKER_HASH_STYLE.
 120         * configure.ac: Add --with-linker-hash-style.
 121         * configure: Regenerate.
 122
 123 2011-05-11  Richard Guenther  <rguenther@suse.de>
 124
 125         PR middle-end/48964
 126         * gimple.c (iterative_hash_canonical_type): Fix typo.
 127
 128 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
 129
 130         * config/i386/i386.c (legitimize_tls_address)
 131         <TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 132         expanders directly for TARGET_GNU2_TLS.  Determine pic and
 133         __tls_get_addr symbol reference here.  Update call to
 134         gen_tls_global_dynamic_{32,64} for added arguments.
 135         <TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
 136         expanders directly for TARGET_GNU2_TLS.  Determine
 137         __tls_get_addr symbol reference here.  Update call to
 138         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
 139         unique UNSPEC REG_EQUIV to libcall block.
 140         (ix86_tls_get_addr): Declare static.
 141         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
 142         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
 143         Do not determine pic and __tls_get_addr symbol reference here. Do not
 144         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
 145         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
 146         (tls_global_dynamic_64): Add operand 2.  Do not determine
 147         __tls_get_addr symbol reference here.  Do not call
 148         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
 149         (tls_local_dynamic_base64): Ditto for operand 1.
 150
 151 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
 152
 153         * function.c (expand_function_start): Initialize stack_check_probe_note
 154         only if the generic stack checking mechanism is used.
 155
 156 2011-05-11  Richard Guenther  <rguenther@suse.de>
 157
 158         PR tree-optimization/15256
 159         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
 160         (A & B) | C, combine (A op CST1) op CST2.
 161         (tree_ssa_forward_propagate_single_use_vars): Only bother to
 162         visit assigns that have uses.
 163
 164 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
 165
 166         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
 167         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
 168         (unpack_ts_type_common_value_fields): ...this.  Update comment.
 169         (unpack_value_fields): Adjust for renaming.
 170         (lto_input_ts_type_tree_pointers): Split into...
 171         (lto_input_ts_type_common_tree_pointer): ...this and...
 172         (lto_input_ts_type_non_common_tree_pointers): ...this.
 173         (lto_input_tree_pointers): Adjust for above split.
 174         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
 175         (pack_ts_type_common_value_fields): ...this.  Update comment.
 176         (lto_output_ts_type_tree_pointers): Split into...
 177         (lto_output_ts_type_common_tree_pointers): ...this and...
 178         (lto_output_ts_type_non_common_tree_pointers): ...this.
 179         (lto_output_tree_pointers): Adjust for above split.
 180         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
 181         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
 182         * stor-layout.c (vector_type_mode): Adjust location of mode field.
 183         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
 184         Define.
 185         (struct tree_type): Split into...
 186         (struct tree_type_common: ...this and...
 187         (struct tree_type_with_lang_specific): ...this and...
 188         (struct tree_type_non_common): ...this.  Adjust accessor macros
 189         accordingly.
 190         (TYPE_VALUES_RAW): Define.
 191         (union tree_node): Update for above changes.
 192         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
 193         TS_TYPE_NON_COMMON.
 194         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
 195         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
 196         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
 197         * treestructu.def (TS_TYPE): Remove.
 198         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
 199         Define.
 200
 201 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
 202
 203         PR debug/48159
 204         * tree-ssa.c (reset_debug_uses): New function.
 205         * tree-flow.h (reset_debug_uses): New prototype.
 206         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
 207         * tree-loop-distribution.c (generate_loops_for_partition): Call
 208         reset_debug_uses on the stmts that will be removed.  Keep around
 209         all debug stmts, don't count them as bits in partition bitmap.
 210         (generate_builtin): Don't count debug stmts or labels as bits in
 211         partition bitmap.
 212
 213 2011-05-11  Richard Guenther  <rguenther@suse.de>
 214
 215         * gimple.c (gimple_type_hash_1): Merge with ...
 216         (gimple_type_hash): ... this.
 217         (gtc_visit): Remove mode parameter and simplify accordingly.
 218         (gimple_types_compatible_p_1): Likewise.
 219         (gimple_types_compatible_p): Likewise.
 220         (iterative_hash_gimple_type): Likewise.
 221         (visit): Likewise.
 222         (gimple_type_eq): Adjust.
 223
 224 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 225
 226         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
 227         enters the branch create an anti edge in the opposite direction
 228         to prevent the creation of reg-moves.
 229         * modulo-sched.c: Adjust comment to reflect the fact we are
 230         scheduling closing branch.
 231         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
 232         (stage_count): New field in struct partial_schedule.
 233         (calculate_stage_count): New function.
 234         (normalize_sched_times): Rename to reset_sched_times and handle
 235         incrementing the sched time of the nodes by a constant value
 236         passed as parameter.
 237         (duplicate_insns_of_cycles): Skip closing branch.
 238         (sms_schedule_by_order): Schedule closing branch.
 239         (ps_insn_find_column): Handle closing branch.
 240         (sms_schedule): Call reset_sched_times and adjust the code to
 241         support scheduling of the closing branch.
 242         (ps_insert_empty_row): Update calls to normalize_sched_times
 243         and rotate_partial_schedule functions.
 244
 245 2011-05-11  Richard Guenther  <rguenther@suse.de>
 246
 247         PR middle-end/48953
 248         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
 249
 250 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
 251
 252         * opts.c (finish_options): Move warning settings from process_options.
 253         * toplev.c (process_options): Move warning settings to finish_options.
 254
 255 2011-05-11  Richard Guenther  <rguenther@suse.de>
 256
 257         PR tree-optimization/18041
 258         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
 259         (simplify_bitwise_binary): ... this.  Handle operand conversions
 260         by applying them to the result instead.
 261         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
 262
 263 2011-05-11  Richard Guenther  <rguenther@suse.de>
 264
 265         * gimple.c (gimple_canonical_types_compatible_p): Split out
 266         from gimple_types_compatible_p and friends.  Do not recurse
 267         to pointed-to types.
 268         (gimple_canonical_type_eq): Use it.
 269         (iterative_hash_canonical_type): Split out from
 270         iterative_hash_gimple_type and friends.  Do not recurse
 271         to pointed-to types.
 272         (gimple_canonical_type_hash): Use it, allocate the hash here.
 273
 274 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 275
 276         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
 277         recognizing doloop.
 278
 279 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 280
 281         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
 282         instead of PREV_INSN.
 283
 284 2011-05-11  Revital Eres  <revital.eres@linaro.org>
 285
 286         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
 287         * loop-doloop.c (doloop_condition_get): Likewise.
 288         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
 289         (doloop_end): New.
 290         * config/arm/arm.md (*addsi3_compare0): Remove "*".
 291
 292 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
 293
 294         * tree.def (CASE_LABEL_EXPR): Add an operand.
 295         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
 296
 297 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 298
 299         * c-decl.c (c_override_global_bindings_to_false): Remove.
 300         (global_bindings_p): Don't check
 301         c_override_global_bindings_to_false.
 302         * c-tree.h (c_override_global_bindings_to_false): Remove.
 303         * c-typeck.c (composite_type): Don't set
 304         c_override_global_bindings_to_false.
 305
 306 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
 307
 308         PR target/48857, 48495
 309         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
 310         (VSX_MODE): Ditto.
 311         (VSX_MOVE_MODE): Ditto.
 312         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
 313         VSX vector types.  Add V2DImode.
 314         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
 315         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
 316         (MODES_TIEABLE_P): Ditto.
 317
 318         * config/rs6000/rs6000.c (rs6000_emit_move): Use
 319         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
 320         VSX_VECTOR_MODE.
 321         (init_cumulative_args): Ditto.
 322         (rs6000_function_arg_boundary): Ditto.
 323         (rs6000_function_arg_advance_1): Ditto.
 324         (rs6000_function_arg): Ditto.
 325         (rs6000_function_ok_for_sibcall): Ditto.
 326         (emit_frame_save): Ditto.
 327         (rs6000_function_value): Ditto.
 328         (rs6000_libcall_value): Ditto.
 329
 330 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 331
 332         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
 333         i386/darwin-lib.h to $libgcc_tm_file.
 334         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
 335
 336 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 337
 338         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
 339
 340 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 341
 342         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
 343         * config/rs6000/rs6000-tables.opt: New file (generated).
 344         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
 345         rs6000/rs6000-tables.opt to extra_options.
 346         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
 347         * config/rs6000/rs6000.c (rs6000_select): Remove.
 348         (processor_target_table): Move contents to rs6000-cpus.def.
 349         (darwin_rs6000_override_options): Check
 350         global_options_set.x_rs6000_cpu_index instead of
 351         rs6000_select[1].string.
 352         (rs6000_option_override_internal): Likewise.
 353         (rs6000_handle_option): Don't assert that global structures are in
 354         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
 355         (rs6000_default_cpu): New variable.
 356         (rs6000_file_start): Set it instead of local default_cpu.  Check
 357         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
 358         global_options_set.x_rs6000_tune_index instead of rs6000_select.
 359         (rs6000_darwin_file_start): Check rs6000_default_cpu and
 360         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
 361         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
 362         rs6000_select): Remove.
 363         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
 364         Remove.
 365         (mcpu=, mtune=): Use Var, Init, Enum and Save.
 366         * config/rs6000/t-rs6000
 367         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
 368         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 369         global_options_set.x_rs6000_cpu_index instead of
 370         rs6000_select[1].string.
 371         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
 372         global_options_set.x_rs6000_cpu_index instead of
 373         rs6000_select[1].string.
 374
 375 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 376
 377         * config.gcc (libgcc_tm_file): Define instead of including files
 378         from ../../libgcc/config/ in tm_file.
 379         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
 380         * configure: Regenerate.
 381         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
 382         libgcc_tm.h, cs-libgcc_tm.h): New.
 383         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
 384         (clean): Remove libgcc_tm.h.
 385         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
 386         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
 387         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
 388
 389 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
 390
 391         PR target/48896
 392         * config/avr/avr.c (avr_ret_register): Return unsigned int
 393         instead of int.
 394         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
 395         it to avr_libcall_value.
 396         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
 397         expand_expr.
 398         (avr_expand_binop_builtin): Ditto.
 399         (avr_expand_unop_builtin): Ditto.
 400
 401 2011-05-10  DJ Delorie  <dj@redhat.com>
 402
 403         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
 404         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
 405         * config/rx/rx.c (rx_align_for_label): Add label and
 406         uses_threshold parameters.  Do not align when the label is not
 407         used enough.
 408         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
 409
 410 2011-05-10  Richard Guenther  <rguenther@suse.de>
 411
 412         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
 413         a series of conversions and apply foldings similar to what
 414         fold-const does.
 415         (tree_ssa_forward_propagate_single_use_vars): Call it.
 416
 417 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
 418
 419         PR tree-optimization/48611
 420         PR tree-optimization/48794
 421         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
 422         referenced from RESX or EH_DISPATCH arguments.
 423
 424         PR debug/48928
 425         * dfp.c (decimal_to_decnumber): Handle conversion from
 426         dconst{1,2,m1,half}.
 427
 428 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 429
 430         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
 431         for !flag_prefer_avx128.
 432         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
 433
 434 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 435
 436         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
 437         (fold_ternary_loc): Use expr_location_or.
 438
 439 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 440
 441         PR debug/48853
 442         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
 443         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
 444         Pmode and mem_mode is not VOIDmode.
 445
 446 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
 447
 448         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
 449         TYPE_QUAL_RESTRICT): Convert to enum.
 450
 451 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 452
 453         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
 454         (const_pow2_1_to_8_operand): Ditto.
 455         (const_pow2_1_to_128_operand): Ditto.
 456         (const_pow2_1_to_32768_operand): Ditto.
 457         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
 458         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
 459         in insn constraint to check integer value of operand 3.
 460         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
 461
 462         (PINSR_MODE): New mode iterator.
 463         (sse2p4_1): New mode attribute.
 464         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
 465         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
 466         iterator.  Use const_int_operand instead of
 467         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
 468         exact_log2 in insn constraint to check integer value of operand 3.
 469
 470 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 471
 472         * config/i386/sse.md (blendbits): Remove mode attribute.
 473         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 474         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 475         Check integer value of operand 3 in insn constraint.
 476
 477 2011-05-09  Richard Guenther  <rguenther@suse.de>
 478
 479         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
 480         for diagnostics.
 481         (lto_symtab_merge): Likewise.  Do not register types here.
 482         (lto_symtab_merge_decls_2): Likewise.
 483         (lto_symtab_merge_decls_1): Likewise.
 484         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
 485         * gimple.c (enum gtc_mode): Declare.
 486         (gimple_types_compatible_p): Make static.
 487
 488 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 489
 490         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
 491         temporary register to match Pmode.
 492
 493 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 494
 495         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
 496         and *vec_concatv4si_1_avx.
 497
 498 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 499
 500         PR rtl-optimization/48927
 501         * ira-conflicts.c (commutative_constraint_p): Use
 502         recog_data.alternative_enabled_p to disable alternatives where
 503         "enabled" attribute is false.
 504         (get_dup_num): Ditto.
 505         * ira-lives.c (single_reg_class): Ditto.
 506         (ira_implicitly_set_insn_hard_regs): Ditto.
 507
 508 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 509
 510         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
 511         (dataflow_set_preserve_mem_locs): Likewise.
 512
 513 2011-05-09  Philipp Thomas  <pth@suse.de>
 514
 515         * config/mep/mep.c (mep_validate_vliw): Syntax description
 516         should not be translated.
 517
 518 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
 519
 520         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
 521         * config/mips/mips-tables.opt: New file (generated).
 522         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
 523         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
 524         MIPS_ARCH_OPTION_NATIVE): Define.
 525         * config/mips/mips.c (mips_cpu_info_table): Move contents to
 526         mips-cpus.def.
 527         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
 528         mips_parse_cpu): Remove.
 529         (mips_cpu_info_from_opt, mips_default_arch): New.
 530         (mips_handle_option): Don't assert that global structures are in
 531         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
 532         (mips_option_override): Use new variables and functions to set
 533         state of these options.  Use strcmp to check for individual CPU names.
 534         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
 535         definition.
 536         * config/mips/mips.opt (march=): Use ToLower and Enum.
 537         (mips): Use ToLower, Enum and Var.
 538         (mtune=): Use ToLower and Enum.
 539         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
 540
 541 2011-05-08  Jan Hubicka  <jh@suse.cz>
 542
 543         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
 544         Arrange type pairs to be UID ordered.
 545         (gimple_lookup_type_leader): Make inline.
 546
 547 2011-05-09  Nick Clifton  <nickc@redhat.com>
 548
 549         PR target/48899
 550         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
 551         PROCESSOR_DEFAULT.
 552
 553         PR target/48897
 554         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
 555         variable 's'.
 556
 557 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
 558
 559         * combine.c (simplify_comparison): Abstract out parts into...
 560         (simplify_compare_const): ... new function.
 561         (try_combine): Generalize parallel arithmetic/compare combining
 562         to call simplify_compare_const() and CANONICALIZE_COMPARE().
 563
 564 2011-05-08  Jan Hubicka  <jh@suse.cz>
 565
 566         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
 567         (cgraph_create_virtual_clone): Call hooks once virtual clone
 568         is finished.
 569         * cgraph.h (cgraph_clone_node): Update prototype.
 570         * ipa-cp.c (ipcp_estimate_growth): Use
 571         estimate_ipcp_clone_size_and_time.
 572         * ipa-inline-transform.c (clone_inlined_nodes): Update.
 573         * lto-cgraph.c (input_node): Update.
 574         * ipa-inline.c (recursive_inlining): Update.
 575         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
 576         (evaluate_conditions_for_known_args): Break out from ...
 577         (evaluate_conditions_for_edge): ... here.
 578         (evaluate_conditions_for_ipcp_clone): New function.
 579         (inline_node_duplication_hook): Update clone summary based
 580         on parameter map.
 581         (estimate_callee_size_and_time): Rename to ...
 582         (estimate_node_size_and_time): take NODE instead of EDGE;
 583         take POSSIBLE_TRUTHS as argument.
 584         (estimate_callee_size_and_time): Update.
 585         (estimate_ipcp_clone_size_and_time): New function.
 586         (do_estimate_edge_time): Update.
 587
 588 2011-05-08  Richard Guenther  <rguenther@suse.de>
 589
 590         PR middle-end/48908
 591         PR middle-end/48905
 592         * expmed.c (expand_shift_1): Compute adjusted constant shift
 593         amount manually.
 594
 595 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 596
 597         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
 598
 599 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 600
 601         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
 602
 603 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
 604
 605         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
 606
 607 2011-05-07  Jan Hubicka  <jh@suse.cz>
 608
 609         * ipa-inline-transform.c (inline_call): Account when program size
 610         decreases.
 611         * ipa-inline.c (relative_time_benefit): New function.
 612         (edge_badness): Reorganize to be power 2 based; fix thinko when
 613         computing badness for negative growth; update comments to match
 614         reality; better dumps.
 615
 616 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 617
 618         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
 619         type to bool and adjust comment.
 620         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
 621         (fold_mathfn_compare): Remove calls to global_bindings_p.
 622         (fold_inf_compare): Likewise.
 623         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
 624         * c-tree.h (global_bindings_p): Adjust prototype.
 625         * c-decl.c (global_bindings_p): Return bool and simplify.
 626
 627 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
 628
 629         PR tree-optimization/48837
 630         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
 631         when accumulator transformation is performed.
 632
 633 2011-05-06  Jan Hubicka  <jh@suse.cz>
 634
 635         * i386.h (ix86_tune_indices): Add
 636         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
 637         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
 638         * i386.c (initial_ix86_tune_features): Add
 639         X86_SOFTARE_PREFETCHING_BENEFICIAL.
 640         (software_prefetching_beneficial_p): Remove predicate.
 641         (ix86_option_override_internal): Use new macro.
 642
 643 2011-05-06  Jan Hubicka  <jh@suse.cz>
 644
 645         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
 646
 647 2011-05-06  Jan Hubicka  <jh@suse.cz>
 648
 649         * cgraph.c (cgraph_add_thunk): Create real function node instead
 650         of alias node; finalize it and mark needed/reachale; arrange visibility
 651         to be right and add it into the corresponding same comdat group list.
 652         (dump_cgraph_node): Dump thunks.
 653         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
 654         cgraph_function_with_gimple_body_p,
 655         cgraph_first_function_with_gimple_body,
 656         cgraph_next_function_with_gimple_body): New functions.
 657         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
 658         New macros.
 659         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
 660         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 661         * cgraphunit.c (cgraph_finalize_function): Only look into possible
 662         devirtualization when optimizing.
 663         (verify_cgraph_node): Verify thunks.
 664         (cgraph_analyze_function): Analyze thunks.
 665         (cgraph_mark_functions_to_output): Output thunks only in combination
 666         with function they are assigned to.
 667         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
 668         alias into normal node.
 669         (assemble_thunks): New functoin.
 670         (cgraph_expand_function): Use it.
 671         * lto-cgraph.c (lto_output_node): Stream thunks.
 672         (input_overwrite_node): Stream in thunks.
 673         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
 674         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
 675         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
 676         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
 677         (inline_analyze_function): Do not care about thunk jump functions.
 678         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
 679         * ipa-prop.c (ipa_prop_write_jump_functions): Use
 680         cgraph_function_with_gimple_body_p.
 681         * passes.c (do_per_function_toporder): Use
 682         cgraph_function_with_gimple_body_p.
 683         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 684         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
 685         (function_called_by_processed_nodes_p): Likewise.
 686
 687 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 688
 689         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
 690         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
 691         entries.
 692         (mabi=): Replace with separate entries for mabi=altivec,
 693         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
 694         mabi=ieeelongdouble and mabi=ibmlongdouble.
 695         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
 696         check for -mabi=spe without SPE ABI support here.
 697         (rs6000_handle_option): Replace OPT_mabi_ handling with
 698         OPT_mabi_altivec and OPT_mabi_spe handling.
 699
 700 2011-05-06  Cary Coutant  <ccoutant@google.com>
 701
 702         * dwarf2out.c (contains_subprogram_definition): New function.
 703         (should_move_die_to_comdat): Call it.
 704
 705 2011-05-06  Jeff Law  <law@redhat.com>
 706
 707         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
 708         remove_ctrl_stmt_and_useless_edges.
 709         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
 710         (fixup_template_block, thread_single_edge): Likewise.
 711         (mark_threaded_blocks): Use THREAD_TARGET.
 712
 713 2011-05-06  Alan Modra  <amodra@gmail.com>
 714
 715         PR target/48900
 716         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
 717         const0_rtx as the arg to the dummy __tls_get_addr libcall.
 718
 719 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 720
 721         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
 722         constraint modifier to "r".
 723
 724 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 725
 726         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
 727         fall through for OPT_mcmodel_.
 728
 729 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 730
 731         * config/s390/s390.c (s390_asm_trampoline_template): Comment
 732         instruction sizes.
 733         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
 734
 735 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 736
 737         PR target/47930
 738         * config/arm/arm.opt (marm): Document it.
 739         (mthumb): Reject negative variant.
 740
 741 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 742
 743         PR target/48898
 744         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
 745         Fix typo in "ccvt" variable name.
 746
 747 2011-05-06  Tristan Gingold  <gingold@adacore.com>
 748
 749         PR target/48895
 750         * config/vms/vms-ar.c (main): Remove cwd variable.
 751
 752 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
 753
 754         PR debug/48902
 755         * var-tracking.c (prepare_call_arguments): Move else before #endif.
 756
 757 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
 758
 759         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
 760         * gimplify.c (gimplify_switch_expr): Likewise.
 761         * omp-low.c (expand_omp_sections): Likewise.
 762         * tree-eh.c (lower_try_finally_switch): Likewise.
 763         (lower_eh_dispatch): Likewise.
 764         * tree.h (build_case_label): Declare.
 765         * tree.c (build_case_label): Define.
 766
 767 2011-05-05  Jason Merrill  <jason@redhat.com>
 768
 769         PR c++/40975
 770         * tree-inline.c (copy_tree_r): Use copy_statement_list.
 771         (copy_statement_list): Don't recurse.
 772         * stor-layout.c (copy_self_referential_tree_r): Don't allow
 773         STATEMENT_LIST.
 774
 775 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 776
 777         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
 778         through from -mfpu= handling.
 779         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
 780
 781 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
 782
 783         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
 784         POST_MODIFY.
 785
 786 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
 787
 788         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
 789         for 11.31.
 790         (hppa[12]*-*-hpux11*): Ditto.
 791         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
 792         * config/ia64/hpux-unix2003.h: New.
 793         * config/pa/pa-hpux1131.opt: New.
 794         * config/pa/pa-hpux1131.h: New.
 795         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
 796         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
 797         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
 798
 799 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 800
 801         PR debug/48853
 802         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
 803         instead of mode as 3rd argument to recursive call.
 804         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
 805         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
 806         VOIDmode.
 807         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
 808         don't give up if mode is Pmode and mem_mode is not VOIDmode.
 809         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
 810         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
 811
 812 2011-05-05  Julian Brown  <julian@codesourcery.com>
 813
 814         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
 815         parenthesis in D-register case.
 816
 817 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 818
 819         * opt-functions.awk (var_type_struct): Handle Enum options.
 820         * optc-gen.awk: Don't check range of variables of character type.
 821         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
 822         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
 823         rs6000_sdata_name, rs6000_explicit_options): Remove.
 824         (rs6000_option_override_internal): Check for -malign-power here.
 825         Use global_options_set instead of rs6000_explicit_options.
 826         (rs6000_parse_fpu_option): Remove.
 827         (rs6000_handle_option): Access variables via opts and opts_set
 828         pointers.  Use error_at and warning_at.  Add fall-through
 829         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
 830         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
 831         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
 832         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
 833         here.  Don't use rs6000_parse_fpu_option.
 834         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
 835         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
 836         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
 837         (mrecip=): Use Var.
 838         (mspe): Use Var and Save.
 839         (mtraceback=): Use Enum and Var.
 840         (rs6000_traceback_type): New Enum and EnumValue entries.
 841         (mfloat-gprs=): Use Enum, Var and Save.
 842         (rs6000_float_gprs): New Enum and EnumValue entries.
 843         (mlong-double-): use Var and Save.
 844         (msched-costly-dep=, minsert-sched-nops=): Use Var.
 845         (malign-): Use Enum and Var.
 846         (rs6000_alignment_flags): New Enum and EnumValue entries.
 847         (mfpu=): Use Enum.
 848         (fpu_type_t): New Enum and EnumValue entries.
 849         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 850         global_options_set instead of rs6000_explicit_options.
 851         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 852         global_options_set instead of rs6000_explicit_options.
 853         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 854         global_options_set instead of rs6000_explicit_options.
 855         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 856         global_options_set instead of rs6000_explicit_options.
 857         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
 858         global_options_set instead of rs6000_explicit_options.
 859         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 860         global_options_set instead of rs6000_explicit_options.
 861         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
 862         definition.
 863         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 864         global_options_set instead of rs6000_explicit_options.
 865         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
 866         (rs6000_cmodel): New Enum and EnumValue entries.
 867         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 868         global_options_set instead of rs6000_explicit_options.
 869         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
 870         (mtls-size=): Use Enum and Var.
 871         (rs6000_tls_size): New Enum and EnumValue entries.
 872
 873 2011-05-05  Michael Matz  <matz@suse.de>
 874
 875         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
 876         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
 877         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
 878         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
 879         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
 880         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
 881         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
 882         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
 883         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
 884         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
 885         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
 886         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
 887         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
 888         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
 889         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
 890         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
 891
 892 2011-05-05  Richard Guenther  <rguenther@suse.de>
 893
 894         * expmed.c (expand_variable_shift): Rename to ...
 895         (expand_shift_1): ... this.  Take an expanded shift amount.
 896         For rotates recurse directly not building trees for the shift amount.
 897         (expand_variable_shift): Wrap around expand_shift_1.
 898         (expand_shift): Adjust.
 899
 900 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 901
 902         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
 903
 904 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
 905
 906         * tree.h (get_pending_sizes): Remove prototype.
 907         (put_pending_size): Likewise.
 908         (put_pending_sizes): Likewise.
 909         * stor-layout.c (pending_sizes): Delete.
 910         (get_pending_sizes): Likewise.
 911         (put_pending_size): Likewise.
 912         (put_pending_sizes): Likewise.
 913         (variable_size): Do not call put_pending_size and tidy up.
 914         * function.h (struct function): Remove dont_save_pending_sizes_p.
 915         * lto-streamer-in.c (input_function): Do not stream it.
 916         * lto-streamer-out.c (output_function): Likewise.
 917         * tree-inline.c (initialize_cfun): Do not copy it.
 918         * c-decl.c (store_parm_decls): Do not set it.
 919         * omp-low.c (create_task_copyfn): Likewise.
 920         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 921
 922 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
 923
 924         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
 925         conditions.
 926         (*movdf_internal): Ditto.
 927         (*movdf_internal_nointeger): Ditto.
 928         (*movsf_internal): Ditto.
 929
 930 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 931
 932         * c-decl.c (finish_decl): Don't call get_pending_sizes.
 933         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
 934         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
 935         (c_variable_size): Remove.
 936         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
 937         call put_pending_sizes.
 938         (get_parm_info): Add parameter expr.  Use it to set
 939         arg_info->pending_sizes.
 940         (store_parm_decls): Use arg_info->pending_sizes instead or calling
 941         get_pending_sizes.
 942         * c-parser.c (c_parser_parms_declarator): Update call to
 943         c_parser_parms_list_declarator.
 944         (c_parser_parms_list_declarator): Take parameter expr.  Update
 945         call to push_parm_decl.  Update recursive call.  Don't call
 946         get_pending_sizes.  Update calls to get_parm_info.
 947         (c_parser_objc_method_definition): Update calls to
 948         c_parser_objc_method_decl and objc_start_method_definition.
 949         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
 950         (c_parser_objc_method_decl): Add parameter expr.  Update call to
 951         grokparm.
 952         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
 953         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
 954         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
 955
 956 2011-05-05  Michael Hope  <michael.hope@linaro.org>
 957
 958         PR pch/45979
 959         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
 960         __ARM_EABI__ hosts.
 961
 962 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 963
 964         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
 965         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
 966         (spu_output_mi_thunk): New function.
 967
 968 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 969
 970         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
 971         targetm.asm_out.print_operand.
 972         * config/sol2.c: Include target.h.
 973
 974 2011-05-04  Jan Hubicka  <jh@suse.cz>
 975
 976         * ipa-inline.c (reset_edge_caches): New function.
 977         (update_caller_keys): Add check_inlinablity_for; do not
 978         reset edge caches; remove now unnecesary loop.
 979         (update_callee_keys): Add comments; reset node_growth_cache of callee.
 980         (update_all_callee_keys): Likewise.
 981         (inline_small_functions): Sanity check cache; update code
 982         recomputing it.
 983
 984 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
 985
 986         PR rtl-optimization/47612
 987         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
 988         as the last insn of the sequence to be moved.
 989
 990 2011-05-04  Tobias Burnus  <burnus@net-b.de>
 991
 992         PR fortran/48864
 993         * doc/invoke.texi (Ofast): Document that it
 994         enables Fortran's -fno-protect-parens.
 995
 996 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
 997
 998         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
 999
1000 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1001
1002         * stor-layout.c (variable_size): Do not issue errors.
1003
1004 2011-05-04  Richard Guenther  <rguenther@suse.de>
1005
1006         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
1007         for array-ref indices.
1008         (tree_coverage_counter_addr): Likewise.
1009         (build_fn_info_type): Use size_int for index types.
1010         (build_gcov_info): Likewise.
1011
1012 2011-05-04  Richard Guenther  <rguenther@suse.de>
1013
1014         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
1015         to build_int_cst.
1016         * c-typeck.c (really_start_incremental_init): Use bitsize_int
1017         for constructor indices.
1018         (push_init_level): Likewise.
1019
1020 2011-05-04  Richard Guenther  <rguenther@suse.de>
1021
1022         * explow.c (promote_mode): Move variable declarations before code.
1023
1024 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
1025
1026         * tree.h (build_function_type_array): Declare.
1027         (build_varargs_function_type_array): Declare.
1028         (build_function_type_vec, build_varargs_function_type_vec): Define.
1029         * tree.c (build_function_type_array_1): New function.
1030         (build_function_type_array): New function.
1031         (build_varargs_function_type_array): New function.
1032
1033 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
1034
1035         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
1036         before setting STMT_VINFO_TYPE.
1037
1038 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1039
1040         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
1041         instead of spu_pass_by_reference.
1042
1043 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1044
1045         * calls.c (emit_library_call_value_1): Invoke
1046         promote_function_mode hook on libcall arguments.
1047         * explow.c (promote_function_mode, promote_mode): Handle TYPE
1048         argument being NULL.
1049         * targhooks.c (default_promote_function_mode): Lisewise.
1050         * config/s390/s390.c (s390_promote_function_mode): Likewise.
1051         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
1052
1053         * doc/tm.texi: Document that TYPE argument might be NULL.
1054
1055 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1056
1057         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
1058
1059 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1060
1061         From Bernd Schmidt
1062         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
1063
1064 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1065
1066         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
1067         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
1068         Move ...
1069         * mips-tfile.c: ... here.
1070         Don't include coretypes.h, tm.h, filenames.h.
1071         (saber_stop): Remove definition and all calls.
1072         [__SABER__]: Remove.
1073         (__LINE__): Remove default.
1074         (Size_t, Ptrdiff_t): Remove definitions.
1075         Replace by size_t, ptrdiff_t.
1076         [!MIPS_DEBUGGING_INFO]: Remove.
1077         (SHASH_SIZE, THASH_SIZE): Remove defaults.
1078         (progname): Add const.
1079         (STATIC): Remove.
1080         Replace all uses by static.
1081         (ALIGN_SYMTABLE_OFFSET): Remove default.
1082         * mips-tdump.c: Don't include coretypes.h, tm.h.
1083         Remove !MIPS_IS_STAB guard.
1084         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
1085         $(TM_H), filenames.h dependencies.
1086         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
1087
1088 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1089
1090         From Jie Zhang
1091         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
1092         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
1093
1094 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1095
1096         From Bernd Schmidt
1097         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
1098         account and save/restore RETS.
1099         (PROFILE_BEFORE_PROLOGUE): Define.
1100         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
1101         the push insn to use predecrement.
1102
1103 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
1104
1105         From Jie Zhang
1106         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
1107
1108 2011-05-04  Nick Clifton  <nickc@redhat.com>
1109
1110         * config/mn10300/mn10300.c: Include cfgloop.h.
1111         (DUMP): New macro.
1112         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
1113         Lcc or a FLcc insn into the instruction stream.
1114         (mn10300_block_contains_call): New function.  Returns true if the
1115         given basic block contains a CALL insn.
1116         (mn10300_loop_contains_call_insn): New function.  Returns true if
1117         the given loop contains a CALL insn.
1118         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
1119         to use the SETLB and Lcc or FLcc insns.
1120         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
1121         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
1122         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
1123         disable the SETLB optimization.
1124         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
1125         __SETLB__ or __NO_SETLB__.
1126         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
1127         (movsf_internal): Handle MDR register.
1128         (cmpsi): Make visible.
1129         (setlb): New pattern.
1130         (Lcc): New pattern.
1131         (FLcc): New pattern.
1132
1133 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
1134
1135         PR target/48860
1136         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
1137         for reg<->xmm moves.
1138         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1139         (vec_concatv2di_rex64_sse): Ditto.
1140         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
1141         (*vec_extractv2di_1_rex64): Ditto.
1142
1143         Revert:
1144         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1145
1146         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1147         reg<->xmm moves.
1148         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
1149
1150 2011-05-04  Richard Guenther  <rguenther@suse.de>
1151
1152         * tree.h (int_const_binop): Remove notrunc argument.
1153         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
1154         create integer constants that are properly truncated.
1155         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
1156         (const_binop): Remove zero notrunc argument to int_const_binop.
1157         (size_binop_loc): Likewise.
1158         (fold_div_compare): Likewise.
1159         (maybe_canonicalize_comparison_1): Likewise.
1160         (fold_comparison): Likewise.
1161         (fold_binary_loc): Likewise.
1162         (multiple_of_p): Likewise.
1163         * expr.c (store_constructor): Likewise.
1164         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1165         (maybe_fold_stmt_addition): Likewise.
1166         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1167         * stor-layout.c (layout_type): Likewise.
1168         * tree-data-ref.c (tree_fold_divides_p): Likewise.
1169         * tree-sra.c (build_ref_for_offset): Likewise.
1170         (build_user_friendly_ref_for_offset): Likewise.
1171         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
1172         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1173         * tree-ssa-loop-niter.c (inverse): Likewise.
1174         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1175         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
1176         * tree-switch-conversion.c (check_range): Likewise.
1177         (build_constructors): Likewise.
1178         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1179         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
1180         (extract_range_from_assert): Likewise.
1181         (vrp_int_const_binop): Likewise.
1182         (extract_range_from_binary_expr): Likewise.
1183         (extract_range_from_unary_expr): Likewise.
1184         (check_array_ref): Likewise.
1185         (find_case_label_range): Likewise.
1186         (simplify_div_or_mod_using_ranges): Likewise.
1187         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
1188         comparing case labels for merging.
1189
1190 2011-05-03  Mark Wielaard  <mjw@redhat.com>
1191
1192         * dwarf2out.c (debug_str_hash_forced): Removed.
1193         (gen_label_for_indirect_string): Removed.
1194         (get_debug_string_label): Removed.
1195         (AT_string_form): Generate label directly.
1196         (output_indirect_string): Test indirect_string_node for
1197         DW_FORM_strp instead of checking label and refcount.
1198         (prune_indirect_string): Removed.
1199         (prune_unused_types): Don't check debug_str_hash_forced or
1200         call prune_indirect_string.
1201
1202 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1203
1204         PR other/48093
1205         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
1206
1207 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
1208
1209         PR debug/47994
1210         PR debug/47919
1211         * combine.c (try_combine): Skip debug insns at m_split tests.
1212
1213 2011-04-26  Mark Wielaard  <mjw@redhat.com>
1214
1215         PR42288
1216         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
1217         when info_section_emitted.
1218
1219 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
1220
1221         * config/mips/mips-opts.h: New.
1222         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
1223         to mips-opts.h.
1224         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
1225         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
1226         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
1227         via opts pointer.
1228         * config/mips/mips.h (enum mips_code_readable_setting): Move to
1229         mips-opts.h.
1230         (mips_abi, mips_code_readable): Don't declare.
1231         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
1232         (mabi=): Use Enum and Var.
1233         (mips_abi): New Enum and EnumValue entries.
1234         (mcode-readable=): Use Enum and Var.
1235         (mips_code_readable_setting): New Enum and EnumValue entries.
1236         (mr10k-cache-barrier=): Use Enum and Var.
1237         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
1238
1239 2011-05-03  Jan Hubicka  <jh@suse.cz>
1240
1241         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
1242         replace hash by pointer map.
1243         (cgraph_node_set_element_def, cgraph_node_set_element,
1244         const_cgraph_node_set_element, varpool_node_set_element_def,
1245         varpool_node_set_element, const_varpool_node_set_element): Remove.
1246         (free_cgraph_node_set, free_varpool_node_set): New function.
1247         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
1248         * tree-emutls.c: Free varpool node set.
1249         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
1250         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1251         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
1252         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1253         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
1254         Move here from ipa.c; implement using pointer_map
1255         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
1256         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
1257         debug_cgraph_node_set, varpool_node_set_new,
1258         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
1259         dump_varpool_node_set, debug_varpool_node_set):
1260         Move to ipa-uitls.c.
1261         * passes.c (ipa_write_summaries): Update.
1262
1263 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1264
1265         From Mike Frysinger:
1266         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
1267         bf542/bf544/bf547/bf548/bf549.
1268
1269 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1270
1271         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
1272
1273 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1274
1275         From Bernd Schmidt:
1276         * config/bfin/bfin.md (MOVCC): New mode_macro.
1277         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
1278         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
1279         comments from generated assembly.
1280
1281 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1282
1283         From Bernd Schmidt
1284         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
1285         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
1286         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
1287         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
1288         * config/bfin/lib1funcs.asm (___muldi3): New function.
1289
1290 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1291
1292         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
1293         build_function_type_list instead of build_function_type.
1294         Rearrange initialization of `args' to do so.
1295
1296 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1297
1298         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
1299         instead of build_function_type.
1300
1301 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1302
1303         * config/rs6000/rs6000.c (spe_init_builtins): Call
1304         build_function_type_list instead of build_function_type.
1305         (paired_init_builtins, altivec_init_builtins): Likewise.
1306         (builtin_function_type): Likewise.
1307
1308 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1309
1310         * config/sh/sh.c (sh_media_init_builtins): Call
1311         build_function_type_list instead of build_function_type.
1312
1313 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1314
1315         * config/sparc/sparc.c (sparc_file_end): Call
1316         build_function_type_list instead of build_function_type.
1317
1318 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1319
1320         * config/alpha/alpha.c (alpha_init_builtins): Call
1321         build_function_type_list instead of build_function_type.
1322
1323 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1324
1325         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
1326         build_function_type_list instead of build_function_type.
1327
1328 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1329
1330         * config/iq2000/i2000.c (iq2000_init_builtins): Call
1331         build_function_type_list instead of build_function_type.
1332         Delete `endlink' variable.
1333
1334 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1335
1336         * config/avr/avr.c (avr_init_builtins): Call
1337         build_function_type_list instead of build_function_type.
1338
1339 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1340
1341         * config/picochip/picochip.c (picochip_init_builtins): Call
1342         build_function_type_list instead of build_function_type.
1343         Delete `endlink' variable.
1344
1345 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
1346
1347         * config/bfin/bfin.c (bfin_init_builtins): Call
1348         build_function_type_list instead of build_function_type.
1349
1350 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1351
1352         From Bernd Schmidt
1353         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
1354         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
1355
1356 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1357
1358         From Jie Zhang:
1359         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
1360         libbffastfp overrides libgcc when -mfast-fp.
1361
1362 2011-05-03  Stuart Henderson <shenders@gcc.gnu.org>
1363
1364         Originally from Bernd Schmidt
1365         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
1366         * config/bfin/bfin.c (override_options): Test it and error if
1367         TARGET_FDPIC.
1368
1369 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
1370
1371         Originally From Bernd Schmidt
1372         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
1373         FD-PIC.
1374
1375 2011-05-03  Jeff Law  <law@redhat.com>
1376
1377         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
1378         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
1379         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
1380         than accessing AUX field directly.  Free the AUX field before
1381         clearing it.
1382         (thread_block, thread_through_loop_header): Likewise.
1383         (thread_single_edge, mark_threaded_blocks): Likewise.
1384         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
1385         (register_jump_thread): Do not attempt to thread to a NULL edge.
1386
1387 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1388
1389         * function.c (init_function_start): Call decide_function_section.
1390         * varasm.c (decide_function_section): New function.
1391         (assemble_start_function): When not using
1392         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
1393         or first_function_block_is_cold.
1394         * rtl.h (decide_function_section): Declare.
1395
1396 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
1397             Jakub Jelinek  <jakub@redhat.com>
1398
1399         PR target/48774
1400         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
1401         only succeed if req_mode is the same as set_mode.
1402
1403 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
1404
1405         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
1406         * genemit.c (gen_exp): Handle RETURN.
1407         * emit-rtl.c (verify_rtx_sharing): Likewise.
1408         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
1409         * rtl.c (copy_rtx): RETURN is shared.
1410         * rtl.h (enum global_rtl_index): Add GR_RETURN.
1411         (ret_rtx): New.
1412         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
1413         * config/s390/s390.c (s390_emit_epilogue): Likewise.
1414         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
1415         * config/cris/cris.c (cris_expand_return): Likewise.
1416         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
1417         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
1418         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
1419         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
1420         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
1421         Likewise.
1422         * config/v850/v850.c (expand_epilogue): Likewise.
1423         * config/bfin/bfin.c (bfin_expand_call): Likewise.
1424         * config/arm/arm.md (epilogue): Likewise.
1425         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
1426         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
1427         variable to ret_reg.
1428
1429 2011-05-03  Richard Guenther  <rguenther@suse.de>
1430
1431         PR lto/48846
1432         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1433         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
1434         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1435
1436 2011-05-03  Richard Guenther  <rguenther@suse.de>
1437
1438         * c-decl.c (grokdeclarator): Instead of looking at
1439         TREE_OVERFLOW check if the constant fits in the index type.
1440
1441 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1442
1443         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
1444         (vec_store_lanes<mode><mode>): Likewise.
1445
1446 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1447
1448         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
1449         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
1450         convert_optab_index values.
1451         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
1452         * genopinit.c (optabs): Initialize the new optabs.
1453         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
1454         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
1455         (expand_STORE_LANES): New functions.
1456         * tree.h (build_array_type_nelts): Declare.
1457         * tree.c (build_array_type_nelts): New function.
1458         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
1459         (vect_model_load_cost): Likewise.
1460         (vect_store_lanes_supported, vect_load_lanes_supported)
1461         (vect_record_strided_load_vectors): Declare.
1462         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
1463         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
1464         (vect_transform_strided_load): Split out statement recording into...
1465         (vect_record_strided_load_vectors): ...this new function.
1466         * tree-vect-stmts.c (create_vector_array, read_vector_array)
1467         (write_vector_array, create_array_ref): New functions.
1468         (vect_model_store_cost): Add store_lanes_p argument.
1469         (vect_model_load_cost): Add load_lanes_p argument.
1470         (vectorizable_store): Try to use store-lanes functions for
1471         interleaved stores.
1472         (vectorizable_load): Likewise load-lanes and loads.
1473         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
1474         to vect_model_store_cost.
1475         (vect_build_slp_tree): Likewise vect_model_load_cost.
1476
1477 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
1478
1479         * hooks.h (hook_bool_mode_uhwi_false): Declare.
1480         * hooks.c (hook_bool_mode_uhwi_false): New function.
1481         * target.def (array_mode_supported_p): New hook.
1482         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
1483         * doc/tm.texi: Regenerate.
1484         * stor-layout.c (mode_for_array): New function.
1485         (layout_type): Use it.
1486         * config/arm/arm.c (arm_array_mode_supported_p): New function.
1487         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
1488
1489 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
1490
1491         PR target/48723
1492         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
1493         for -fstack-check if the size to allocate is negative.
1494
1495 2011-05-02  Lawrence Crowl  <crowl@google.com>
1496
1497         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1498         (timevar_cond_start): New for starting a timer only when it is not
1499         already running.
1500         (timevar_cond_stop): New for stopping a timer when it was not already
1501         running.
1502
1503         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1504         (timevar_cond_start): New as above.
1505         (timevar_cond_stop): New as above.
1506
1507         * timevar.def: Add start/stop timers for compiler phases,
1508         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1509         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1510         and TV_PHASE_FINALIZE.
1511         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1512         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1513         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1514         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1515         Make unused TV_OVERLOAD into a start/stop timer.
1516
1517         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1518         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1519         to indicate that they are start/stop timers.
1520
1521         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1522         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1523         Move initialization to do_compile.
1524         (do_compile): Add initialization from above.
1525         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1526
1527         * c-decl.c (c_write_global_declarations): Add start/stop of
1528         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1529
1530         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1531         or TV_PARSE_INLINE, as appropriate.
1532         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1533         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1534
1535 2011-05-02  Jason Merrill  <jason@redhat.com>
1536
1537         PR c++/40975
1538         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1539
1540 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1541
1542         PR c/35445
1543         * c-decl.c (finish_decl): Only create a composite if the types are
1544         compatible.
1545
1546 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1547
1548         * config/fr30/fr30-protos.h (Mmode): Don't define.
1549         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1550         definition where used.
1551         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1552         define.  Expand definitions where used.
1553         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1554         Expand definitions where used.
1555         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1556         rx_function_arg, rx_function_arg_advance,
1557         rx_function_arg_boundary): Expand definitions of those macros.
1558         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1559         definition where used.
1560
1561 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1562
1563         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1564         reg<->xmm moves.
1565         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1566         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1567         with *movv2sf_internal_rex64_avx.
1568         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1569         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1570         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1571         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1572         "vex" in "prefix" attribute calculation.
1573         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1574
1575 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1576
1577         PR target/47951
1578         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1579         inputs match the output.
1580
1581 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
1582
1583         PR target/47955
1584         * config/m68k/m68k.c (m68k_expand_prologue): Set
1585         current_function_static_stack_size.
1586
1587 2011-05-02   Jan Hubicka  <jh@suse.cz>
1588
1589         * lto-streamer.c (lto_streamer_cache_insert_1,
1590         lto_streamer_cache_lookup, lto_streamer_cache_create,
1591         lto_streamer_cache_delete): Use pointer map instead of hashtable.
1592         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
1593
1594 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1595
1596         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
1597         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
1598         config/m68k/t-opts: New files.
1599         * config/m68k/m68k-tables.opt: New file (generated).
1600         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
1601         extra_options and m68k/t-opts to tmake_file.
1602         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
1603         (all_isas): Initialize using m68k-isas.def.
1604         (all_microarchs): Initialize using m68k-microarchs.def.
1605         (m68k_find_selection): Remove.
1606         (m68k_handle_option): Don't assert that global structures are in
1607         use.  Use error_at.  Access variables via opts pointer.  Don't
1608         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
1609         directly for -m68020-40 and -m68020-60.
1610         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
1611         m68k_tune_entry here.
1612         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
1613         to m68k-opts.h.
1614         (m68k_library_id_string): Remove declaration.
1615         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
1616         (m68k_library_id_string): New Variable.
1617         (march=, mcpu=, mtune=): Use Enum and Var.
1618
1619 2011-05-02  Richard Guenther  <rguenther@suse.de>
1620
1621         * varasm.c (output_constructor_regular_field): Compute zero-based
1622         index with double-ints.  Make sure to ICE instead of producing
1623         wrong code.
1624         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
1625         in asserts.  Properly use a signed type.
1626
1627 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1628
1629         * config/i386/sse.md (V): New mode iterator.
1630         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
1631         TARGET_SSE2.
1632         (V_256): Rename from AVX256MODE.
1633         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
1634         condition to all users.
1635         (VF1): Ditto.
1636         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
1637         condition to all users.
1638         (VF_128): Make V4SF mode unconditional.
1639         (VF_256): Rename from AVX256MODEF2P.
1640         (VI4F_128): Rename from SSEMODE4S.
1641         (VI8F_128): Rename from SSEMODE2D.
1642         (VI4F_256): Rename from AVX256MODE8P.
1643         (VI8F_256): Rename from AVX256MODE4P.
1644         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
1645         (ssescalarmodesuffix): Remove SF and DF modes.
1646         (SSEMODE124): Remove.
1647         (SSEMODE1248): Ditto.
1648         (SSEMODEF2P): Ditto.
1649         (AVXMODEF2P): Ditto.
1650         (AVXMODEFDP): Ditto.
1651         (AVXMODEFSP): Ditto.
1652         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
1653         unconditional.
1654         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
1655         unconditional.
1656         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
1657         xop_pcmov_<mode>256.  Use V mode iterator.
1658
1659         Adjust RTX patterns globally for renamed mode attributes.
1660
1661 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1662
1663         * haifa-sched.c (sched_emit_insn): Emit insn before first
1664         non-scheduled insn.  Inform back-end about new insn.  Add
1665         new insn to scheduled_insns list.
1666
1667 2011-05-02  Richard Guenther  <rguenther@suse.de>
1668
1669         PR tree-optimization/48822
1670         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1671         (process_scc): Indicate which iteration we start.
1672
1673 2011-05-02  Jan Hubicka  <jh@suse.cz>
1674
1675         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
1676         (lto_section_overrun): New.
1677         * lto-section-out.c (append_block): Rename to ...
1678         (lto_append_block): ... this one; export.
1679         (lto_output_1_stream): Move lto lto-streamer.h
1680         (lto_output_data_stream): Update.
1681         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
1682         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
1683         functions.
1684
1685 2011-05-02  Richard Guenther  <rguenther@suse.de>
1686
1687         * tree.c (tree_code_counts): New global array.
1688         (record_node_allocation_statistics): Count individual tree codes.
1689         (dump_tree_statistics): Dump individual code stats.
1690
1691 2011-05-01  Jan Hubicka  <jh@suse.cz>
1692
1693         * ipa-inline.c (caller_growth_limits): Fix thinko when
1694         looking for largest stack frame.
1695         * ipa-inline.h (dump_inline_summary): Declare.
1696         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
1697         on stack usage.
1698         (dump_inline_summary): Export.
1699         (debug_inline_summary): Declare as DEBUG_FUNCTION.
1700
1701 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
1702
1703         * reginfo.c (memory_move_cost): Change rclass argument type form
1704         'enum reg_class' to reg_class_t.
1705         * reload.h (memory_move_cost): Update prototype.
1706         * postreload.c reload_cse_simplify_set): Change type dclass var to
1707         reg_class_t.
1708         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
1709         Update prototype.
1710         (ira_allocate_and_set_costs): Change aclass argument type form
1711         'enum reg_class' to reg_class_t.
1712         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
1713         Change aclass argument type to reg_class_t.
1714         (update_conflict_hard_reg_costs): Change type aclass and pref vars
1715         to reg_class_t.
1716         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
1717         memory_move_cost call.
1718
1719         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
1720         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
1721         Change type tmp var to reg_class_t.
1722
1723 2011-04-30  Jan Hubicka  <jh@suse.cz>
1724
1725         * ipa-inline.c (can_inline_edge_p): Disregard limits when
1726         inlining into function with flatten attribute.
1727         (want_inline_small_function_p): Be more realistic about inlining
1728         cold calls where callee size grows.
1729
1730 2011-04-30  Jan Hubicka  <jh@suse.cz>
1731
1732         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
1733         flags.
1734
1735 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
1736
1737         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
1738         PRINT_OPERAND_PUNCT_VALID_P): Remove.
1739         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
1740         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
1741         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1742         (print_operand): Rename to...
1743         (sparc_print_operand): ...this. Make static. Adjust
1744         sparc_print_operand function call.
1745         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
1746         functions.
1747
1748 2011-04-30  Jan Hubicka  <jh@suse.cz>
1749
1750         PR middle-end/48752
1751         * ipa-inline.c (early_inliner): Disable when doing late
1752         addition of function.
1753
1754 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
1755
1756         * dwarf2out.c (get_address_mode): New inline.
1757         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
1758         if not dwarf_strict emit
1759         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
1760         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
1761         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
1762         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
1763         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
1764         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
1765         mem_loc_descriptor callers.
1766         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
1767         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
1768         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1769         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
1770         (base_types): New variable.
1771         (get_base_type_offset, calc_base_type_die_sizes,
1772         base_type_for_mode, mark_base_types, base_type_cmp,
1773         move_marked_base_types): New functions.
1774         (calc_die_sizes): Assert that die_offset is 0 or equal to
1775         next_die_offset.
1776         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
1777         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
1778         callers.  If not dwarf_strict, call mem_loc_descriptor even for
1779         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
1780         (gen_subprogram_die): Don't give up on call site parameters
1781         with non-integral or large integral modes.  Adjust
1782         mem_loc_descriptor callers.
1783         (prune_unused_types): Call prune_unused_types_mark on base_types
1784         vector entries.
1785         (resolve_addr): Call mark_base_types.
1786         (dwarf2out_finish): Call move_marked_base_types.
1787
1788         PR tree-optimization/48809
1789         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1790         type.
1791         (gen_inbound_check): Don't compute index_expr - range_min in utype
1792         again, instead reuse SSA_NAME initialized in build_arrays.
1793         Remove two useless gsi_for_stmt calls.
1794
1795 2011-04-29  Jeff Law  <law@redhat.com>
1796
1797         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
1798
1799 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1800
1801         * cgraph.h (cgraph_postorder): Remove declaration.
1802         * ipa-utils.h (ipa_free_postorder_info): Declare.
1803         (ipa_reverse_postorder): Likewise.
1804         * cgraphunit.c: Include ipa-utils.h.
1805         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
1806         * ipa-inline.c: Include ipa-utils.h.
1807         (ipa_inline): Update call to ipa_reverse_postorder.
1808         * ipa-pure-const.c (propagate_pure_const): Update call to
1809         ipa_reduced_postorder and ipa_print_order.  Call
1810         ipa_free_postorder_info to clean up.
1811         (propagate_nothrow): Likewise.
1812         * ipa-reference.c (propagate): Removed a useless call to
1813         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
1814         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
1815         * ipa.c: Include ipa-utils.h.
1816         (ipa_profile): Update call to ipa_reverse_postorder.
1817         (cgraph_postorder): Moved to...
1818         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
1819         (ipa_utils_print_order): Renamed to ipa_print_order.
1820         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
1821         comments.
1822         (ipa_free_postorder_info): New function.
1823         * passes.c: Include ipa-utils.h.
1824         (do_per_function_toporder): Update call to ipa_reverse_postorder.
1825         (ipa_write_summaries): Likewise.
1826         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
1827         (cgraphunit.o): Likewise.
1828         (ipa.o): Likewise.
1829         (ipa-inline.o): Likewise.
1830
1831 2011-04-29  Jan Hubicka  <jh@suse.cz>
1832
1833         * gcc.dg/tree-ssa/inline-10.c: New testcase.
1834         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
1835         * ipa-inline.h (clause_t): Turn into unsigned int.
1836         * ipa-inline-analysis.c (add_clause): Do more simplification.
1837         (and_predicates): Shortcut more cases.
1838         (predicates_equal_p): Move forward; check that clauses are properly
1839         ordered.
1840         (or_predicates): Shortcut more cases.
1841         (edge_execution_predicate): Rewrite as...
1842         (set_cond_stmt_execution_predicate): ... this function; handle
1843         __builtin_constant_p.
1844         (set_switch_stmt_execution_predicate): New .
1845         (compute_bb_predicates): New.
1846         (will_be_nonconstant_predicate): Update TODO.
1847         (estimate_function_body_sizes): Use compute_bb_predicates
1848         and free them later, always try to estimate if stmt is constant.
1849         (estimate_time_after_inlining, estimate_size_after_inlining):
1850         Gracefully handle optimized out edges.
1851         (read_predicate): Fix off by one error.
1852
1853 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1854
1855         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
1856
1857 2011-04-27  Xinliang David Li  <davidxl@google.com>
1858
1859         * tree-profile.c (init_ic_make_global_vars): Set
1860         tls attribute on ic vars.
1861         * coverage.c (coverage_end_function): Initialize
1862         function_list with zero.
1863
1864 2011-04-29  Richard Guenther  <rguenther@suse.de>
1865
1866         * builtins.c (fold_builtin_classify_type): Use integer_type_node
1867         for the type of the result.
1868         (fold_builtin_isascii): Likewise.
1869         (fold_builtin_toascii): Use integer_type_node where appropriate.
1870         (fold_builtin_logb): Likewise.
1871         (fold_builtin_frexp): Likewise.
1872         (fold_builtin_strstr): Likewise.
1873         (fold_builtin_strpbrk): Likewise.
1874         (fold_builtin_fputs): Likewise.
1875         (fold_builtin_sprintf): Likewise.
1876         (fold_builtin_snprintf): Likewise.
1877         (fold_builtin_printf): Likewise.
1878         (do_mpfr_remquo): Use a proper type for the assigned constant.
1879         (do_mpfr_lgamma_r): Likewise.
1880         * dwarf2out.c (resolve_one_addr): Use size_int.
1881         * except.c (init_eh): Likewise.
1882         (assign_filter_values): Use integer_type_node for filter values.
1883         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
1884         indices.
1885         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
1886         for EH region numbers.
1887         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
1888         for the shift amount.
1889
1890 2011-04-29  Richard Guenther  <rguenther@suse.de>
1891
1892         * expr.h (expand_shift): Rename to ...
1893         (expand_variable_shift): ... this.
1894         (expand_shift): Take a constant shift amount.
1895         * expmed.c (expand_shift): Rename to ...
1896         (expand_variable_shift): ... this.
1897         (expand_shift): New wrapper around expand_variable_shift.
1898         * expr.c (convert_move, emit_group_load_1, emit_group_store,
1899         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
1900         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
1901         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
1902         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
1903         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
1904         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
1905         emit_store_flag_1, emit_store_flag): Likewise.
1906         * builtins.c (expand_builtin_signbit): Likewise.
1907         * calls.c (load_register_parameters): Likewise.
1908         * function.c (assign_parm_setup_block): Likewise.
1909         * lower-subreg.c (resolve_shift_zext): Likewise.
1910         * optabs.c (widen_bswap, expand_abs_nojump,
1911         expand_one_cmpl_abs_nojump, expand_float): Likewise.
1912         * spu/spu.c (spu_expand_extv): Likewise.
1913         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1914
1915 2011-04-29  Richard Guenther  <rguenther@suse.de>
1916
1917         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
1918         for the remapped region number.
1919         * predict.c (build_predict_expr): Use integer_type_node for the
1920         predict kind.
1921         * fold-const.c (fold_binary_loc): Use integer_type_node for
1922         the shift amount.  Use a proper type for the PLUS_EXPR operand.
1923
1924 2011-04-29  Michael Matz  <matz@suse.de>
1925
1926         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
1927         other trees that just builtins.
1928         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
1929
1930 2011-04-29  Richard Guenther  <rguenther@suse.de>
1931
1932         * tree-nested.c (get_trampoline_type): Use size_int.
1933         (get_nl_goto_field): Likewise.
1934         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
1935         for all indexes.
1936         (lower_eh_constructs_2): Likewise.
1937         (lower_resx): Likewise.
1938         (lower_eh_dispatch): Likewise.
1939         * tree-mudflap.c (mf_build_string): Use size_int.
1940         (mudflap_register_call): Use integer_type_node for the flag.
1941         (mudflap_enqueue_constant): Use size_int.
1942         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
1943         instead of rebuilding it.
1944
1945 2011-04-29  Richard Guenther  <rguenther@suse.de>
1946
1947         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
1948         Handle OBJ_TYPE_REF.
1949         (find_func_aliases_for_call): Use it more consistently.
1950
1951 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
1952
1953         * haifa-sched.c (last_nondebug_scheduled_insn): New.
1954         (rank_for_schedule): Use it.
1955         (schedule_block): Set it.
1956
1957 2011-04-28  David Li  <davidxl@google.com>
1958
1959         * tree.c (crc32_string): Use crc32_byte.
1960         (crc32_byte): New function.
1961         * tree.h (crc32_byte): New function.
1962         * gcov.c (read_graph_file): Handle new cfg_cksum.
1963         (read_count_file): Ditto.
1964         * profile.c (instrument_values): Ditto.
1965         (get_exec_counts): Ditto.
1966         (read_profile_edge_counts): Ditto.
1967         (compute_branch_probabilities): Ditto.
1968         (compute_value_histograms): Ditto.
1969         (branch_prob): Ditto.
1970         (end_branch_prob): Ditto.
1971         * coverage.c (read_counts_file): Ditto.
1972         (get_coverage_counts): Ditto.
1973         (tree_coverage_counter_addr): Ditto.
1974         (coverage_checksum_string): Ditto.
1975         (coverage_begin_output): Ditto.
1976         (coverage_end_function): Ditto.
1977         (build_fn_info_type): Ditto.
1978         (build_fn_info_value): Ditto.
1979         * libgcov.c (gcov_exit): Ditto.
1980         * gcov-dump.c (tag_function): Ditto.
1981         (compute_checksum): Remove.
1982
1983 2011-04-29  Alan Modra  <amodra@gmail.com>
1984
1985         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1986         unspec plus offset.  Tidy macho code.
1987
1988 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1989
1990         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
1991         node instead of a decl.  Update all callers.
1992         * cgraph.h: Update declaration.
1993
1994 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
1995
1996         PR tree-optimization/48765
1997         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
1998         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
1999         to indicate if loop aware SLP is being used.  Scan the statements
2000         and update the vectorization factor according to the type of
2001         vectorization before statement analysis.
2002         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
2003         pass it to vect_analyze_loop_operations.
2004         (vectorizable_reduction): Set number of copies to 1 in case of pure
2005         SLP statement.
2006         * tree-vect-stmts.c (vectorizable_conversion,
2007         vectorizable_assignment, vectorizable_shift,
2008         vectorizable_operation, vectorizable_type_demotion,
2009         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
2010         Likewise.
2011         (vectorizable_condition): Move the check that it is not SLP
2012         vectorization before the number of copies check.
2013         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
2014         to vectorize the loop using SLP.
2015
2016 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
2017
2018         PR middle-end/48597
2019         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2020         inline asm.
2021
2022 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
2023
2024         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
2025         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
2026         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2027         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2028         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
2029         linux*.h headers.
2030         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
2031         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2032         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2033         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2034         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
2035         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
2036         REG_NAME.
2037         * config/i386/linux.h (REG_NAME): Don't define.
2038         * config/i386/linux64.h (REG_NAME): Don't define.
2039         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
2040         Undefine before defining.
2041
2042 2011-04-28  Jan Hubicka  <jh@suse.cz>
2043
2044         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
2045         nonconstant_names array.
2046         (estimate_function_body_sizes): Build nonconstant_names array; handle
2047         BUILT_IN_CONSTANT_P.
2048
2049 2011-04-28  Richard Guenther  <rguenther@suse.de>
2050
2051         PR bootstrap/48804
2052         Revert
2053         2011-04-28  Richard Guenther  <rguenther@suse.de>
2054
2055         * tree-ssa-structalias.c (solve_constraints): Build succ graph
2056         as late as possible.
2057
2058 2011-04-28  Richard Guenther  <rguenther@suse.de>
2059
2060         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
2061         (debug_constraint): Do it here.
2062         (dump_constraints): And here.
2063         (rewrite_constraints): And here.
2064         (dump_constraint_edge): Remove.
2065         (dump_constraint_graph): Rewrite to produce DOT output.
2066         (solve_constraints): Build succ graph as late as possible.
2067         Dump constraint graphs before and after solving.
2068
2069 2011-04-28  Richard Guenther  <rguenther@suse.de>
2070
2071         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2072         New function split out from ...
2073         (find_func_aliases): ... here.  Call it.
2074         (find_func_aliases_for_call): Likewise.
2075
2076 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2077
2078         * internal-fn.h (internal_fn_name_array): Declare.
2079         (internal_fn_flags_array): Likewise.
2080
2081 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2082
2083         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
2084         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
2085         Move from sse.md.
2086         (ssemodefsuffix): Remove.
2087         (ssevecmodesuffix): New mode attribute.
2088         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
2089         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2090         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2091         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2092         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
2093         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
2094         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
2095         ssemodesuffix mode attribute.
2096         (float splitters): Use ssevecmodesuffix mode attribute.
2097         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
2098         (sseinsmode): Rename from avxvecmode.
2099         (avxsizesuffix): Rename from avxmodesuffix.
2100         (sseintvecmode): Rename from avxpermvecmode.
2101         (ssedoublevecmode): Rename from ssedoublesizemode.
2102         (ssehalfvecmode): Rename from avxhalfvecmode.
2103         (ssescalarmode): Rename from avxscalarmode.
2104         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
2105         templates for ssemodesuffix mode attribute.
2106         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
2107         mode attribute.
2108
2109         Adjust RTX patterns globally for renamed mode attributes.
2110
2111 2011-04-27  Jan Hubcika  <jh@suse.cz>
2112
2113         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
2114         * ipa-inline-analysis.c: Include alloc-pool.h.
2115         (edge_predicate_pool): New.
2116         (trye_predicate_p): New function
2117         (false_predicate_p): New function.
2118         (add_clause): Sanity check that false clauses are "optimized";
2119         never add clauses to predicate that is already known to be false.
2120         (and_predicate): Use flase_predicate_p.
2121         (evaulate_predicate): Rename to ...
2122         (evaluate_predicate): ... this one; update all callers; assert
2123         that false is not listed among possible truths.
2124         (dump_predicate): Use true_predicate_p.
2125         (account_size_time): Use false_predicate_p.
2126         (evaulate_conditions_for_edge): Rename to ...
2127         (evaluate_conditions_for_edge) ... this one.
2128         (edge_set_predicate): New function.
2129         (inline_edge_duplication_hook): Duplicate edge predicates.
2130         (inline_edge_removal_hook): Free edge predicates.
2131         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
2132         (dump_inline_summary): Update.
2133         (estimate_function_body_sizes): Set edge predicates.
2134         (estimate_calls_size_and_time): Handle predicates.
2135         (estimate_callee_size_and_time): Update.
2136         (remap_predicate): Add toplev_predicate; update comment.
2137         (remap_edge_predicates): New function.
2138         (inline_merge_summary): Compute toplev predicate; update.
2139         (read_predicate): New function.
2140         (read_inline_edge_summary): Use it.
2141         (inline_read_section): Likewise.
2142         (write_predicate): New function.
2143         (write_inline_edge_summary): Use it.
2144         (inline_write_summary): Likewise.
2145         (inline_free_summary): Free alloc pool and edge summary vec.
2146
2147 2011-04-27  Richard Guenther  <rguenther@suse.de>
2148
2149         * tree-ssa-structalias.c (changed_count): Remove.
2150         (changed): Use a bitmap.
2151         (unify_nodes): Adjust.
2152         (do_sd_constraint): Likewise.
2153         (do_ds_constraint): Likewise.
2154         (do_complex_constraint): Likewise.
2155         (solve_graph): Likewise.
2156
2157 2011-04-27  Jan Hubicka  <jh@suse.cz>
2158
2159         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
2160
2161 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
2162
2163         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
2164         (avx_vperm2f128_*_operand): Ditto.
2165         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
2166         Use avx_vpermilp_parallel in insn condition.
2167         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
2168         Use avx_vperm2f128_parallel in insn condition.
2169
2170 2011-04-27  Richard Guenther  <rguenther@suse.de>
2171
2172         * Makefile.in (tree-ssa-structalias.o): Remove
2173         gt-tree-ssa-structalias.h dependency.
2174         (GTFILES): Remove tree-ssa-structalias.c.
2175         * tree.c (allocate_decl_uid): New function.
2176         (make_node_stat): Use it.
2177         (copy_node_stat): Likewise.
2178         * tree.h (allocate_decl_uid): Declare.
2179         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
2180         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
2181         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
2182         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
2183         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
2184         (struct heapvar_map): Likewise.
2185         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
2186         heapvar_insert): Likewise.
2187         (make_heapvar_for): Rename to ...
2188         (make_heapvar): ... this.  Simplify.
2189         (fake_var_decl_obstack): New global var.
2190         (build_fake_var_decl): New function.
2191         (make_constraint_from_heapvar): Adjust.
2192         (handle_lhs_call): Likewise.
2193         (create_function_info_for): Likewise.
2194         (intra_create_variable_infos): Likewise.
2195         (init_alias_vars): Allocate fake_var_decl_obstack.
2196         (init_alias_heapvars, delete_alias_heapvars): Remove.
2197         (compute_points_to_sets): Do not call init_alias_heapvars.
2198         (ipa_pta_execute): Likewise.
2199         (delete_points_to_sets): Free fake_var_decl_obstack.
2200
2201 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2202
2203         * config/spu/divmovti4.c (union qword_UTItype): New data type.
2204         (si_from_UTItype, si_to_UTItype): New functions.
2205         (__udivmodti4): Use them to implement type-punning.
2206         * config/spu/multi3.c (union qword_TItype): New data type.
2207         (si_from_TItype, si_to_TItype): New functions.
2208         (__multi3): Use them to implement type-punning.
2209
2210 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2211
2212         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
2213
2214 2011-04-27  Jan Hubicka  <jh@suse.cz>
2215
2216         * ipa-prop.c (function_insertion_hook_holder): New holder.
2217         (ipa_add_new_function): New function.
2218         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
2219         Register/deregister holder.
2220
2221 2011-04-27  Richard Guenther  <rguenther@suse.de>
2222
2223         PR tree-optimization/48772
2224         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
2225
2226 2011-04-27  Richard Guenther  <rguenther@suse.de>
2227
2228         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
2229         TARGET_MEM_REF handling.
2230
2231 2011-04-27  Nick Clifton  <nickc@redhat.com>
2232
2233         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
2234         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
2235         (REG_CLASS_NAMES): Likewise.
2236         (REG_CLASS_CONTENTS): Likewise.
2237         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2238         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
2239         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
2240         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
2241         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
2242         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
2243         duplicate register classes.
2244         (frv_class_likely_spilled_p): Likewise.
2245         (frv_register_move_cost): Likewise.
2246
2247         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
2248         end of the regno_reg_class array.
2249
2250 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
2251
2252         PR c/48742
2253         * c-typeck.c (build_binary_op): Don't wrap arguments if
2254         int_operands is true.
2255
2256 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
2257
2258         PR target/48767
2259         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
2260         targetm.calls.must_pass_in_stack for void type.
2261
2262 2011-04-26  Jan Hubicka  <jh@suse.cz>
2263
2264         * cgraphbuild.c (build_cgraph_edges): Update call
2265         of cgraph_create_edge and cgraph_create_indirect_edge.
2266         * cgraph.c (cgraph_create_edge_including_clones,
2267         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
2268         cgraph_update_edges_for_call_stmt_node): Do not take nest
2269         argument; do not initialize call_stmt_size/time.
2270         (dump_cgraph_node): Do not dump nest.
2271         (cgraph_clone_edge): Do not take loop_nest argument;
2272         do not propagate it; do not clone call_stmt_size/time.
2273         (cgraph_clone_node): Likewise.
2274         (cgraph_create_virtual_clone): Update.
2275         * cgraph.h (struct cgraph_edge): Remove
2276         call_stmt_size/call_stmt_time/loop_nest.
2277         (cgraph_create_edge, cgraph_create_indirect_edge,
2278         cgraph_create_edge_including_clones, cgraph_clone_node): Update
2279         prototype.
2280         * tree-emutls.c (gen_emutls_addr): Update.
2281         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
2282         loop_nest; handle indirect calls, too.
2283         (clone_inlined_nodes): Do not care about updating inline summaries.
2284         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
2285         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
2286         stream call_stmt_size/call_stmt_time/loop_nest.
2287         * ipa-inline.c (edge_badness): Update.
2288         (ipa_inline): dump summaries after inlining.
2289         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
2290         New.
2291         (inline_edge_summary): New function.
2292         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
2293         (inline_edge_removal_hook): Handle edge summaries.
2294         (inline_edge_duplication_hook): New hook.
2295         (inline_summary_alloc): Alloc hooks.
2296         (initialize_growth_caches): Do not register removal hooks.
2297         (free_growth_caches); Do not free removal hook.
2298         (dump_inline_edge_summary): New function.
2299         (dump_inline_summary): Use it.
2300         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
2301         (inline_update_callee_summaries): New function.
2302         (inline_merge_summary): Use it.
2303         (do_estimate_edge_time, do_estimate_edge_growth): Update.
2304         (read_inline_edge_summary): New function.
2305         (inline_read_section): Use it.
2306         (write_inline_edge_summary): New function.
2307         (inline_write_summary): Use it.
2308         (inline_free_summary): Free edge new holders.
2309         * tree-inline.c (copy_bb): Update.
2310
2311 2011-04-26  Jason Merrill  <jason@redhat.com>
2312
2313         * tree-eh.c (lower_try_finally_switch): Create the label along with
2314         the CASE_LABEL_EXPR.
2315
2316 2011-04-26  David S. Miller  <davem@davemloft.net>
2317             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2318
2319         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
2320         * configure: Regenerate.
2321
2322 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2323
2324         PR target/48258
2325         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
2326         reduction.
2327         (VEC_reduc): New code iterator and splitters for vector reduction.
2328         (VEC_reduc_name): Ditto.
2329         (VEC_reduc_rtx): Ditto.
2330         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
2331         (reduc_<VEC_reduc_name>_v4sf): Ditto.
2332
2333         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2334         support for extracting SF on VSX.
2335
2336         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
2337         generating xscvspdp.
2338         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
2339         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
2340         double add, minimum, maximum vector reduction.
2341         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
2342         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
2343         optimize double vector reduction.
2344         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
2345
2346 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
2347
2348         * config/fr30/fr30.h (inhibit_libc): Don't define.
2349         * config/m32r/m32r-protos.h: Correct comment.
2350         * config/v850/v850.h (GHS_default_section_names,
2351         GHS_current_section_names): Use tree, not union tree_node *.
2352
2353 2011-04-26  Xinliang David Li  <davidxl@google.com>
2354
2355         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
2356         * c-family/c-opts.c (c_common_handle_option): Set
2357         warn_maybe_uninitialized.
2358         * opts.c (common_handle_option): Ditto.
2359         * common.opt:  New option.
2360         * tree-ssa.c (warn_uninit): Add one more parameter.
2361         (warn_uninitialized_var): Pass warning code.
2362         * tree-flow.h: Interface change.
2363
2364
2365 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2366
2367         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
2368         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
2369         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
2370
2371 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2372
2373         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
2374         * config/mips/mips.opt (mmips-tfile): Remove.
2375
2376         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
2377         mips-tdump reference to ...
2378         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
2379         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
2380         reference by Tru64 UNIX.
2381
2382 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
2383
2384         PR debug/48768
2385         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2386         is error_mark_node, set value to NULL.
2387
2388         PR tree-optimization/48734
2389         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2390         if return value from maybe_fold_*_comparsions isn't something
2391         the code is prepared to handle.
2392
2393 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
2394
2395         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
2396         mode check.
2397         (ext_QIreg_nomode_operands): Remove.
2398         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
2399         (*andsi_1): Ditto.
2400         (*andhi_1): Ditto.
2401
2402 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
2403
2404         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
2405
2406 2011-04-26  Richard Guenther  <rguenther@suse.de>
2407
2408         * c-typeck.c (build_unary_op): Do not expand array-refs via
2409         pointer arithmetic.  Only adjust qualifiers for function types.
2410
2411 2011-04-26  Richard Guenther  <rguenther@suse.de>
2412
2413         PR middle-end/48694
2414         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
2415         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
2416         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
2417         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
2418
2419 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
2420
2421         * c-family/c-common.c (struct c_common_resword): Add __underlying_type.
2422         * c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
2423         * doc/extend.texi: Document __underlying_type.
2424
2425 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
2426
2427         * config/rs6000/titan.md (automata_option "progress"): Remove.
2428
2429 2011-04-25  Jeff Law  <law@redhat.com>
2430
2431         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
2432
2433 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
2434
2435         * system.h (ENUM_BITFIELD): Remove.
2436
2437 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
2438             Eric Botcazou  <ebotcazou@adacore.com>
2439
2440         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
2441         for STORE_FLAG_VALUE==-1 case.
2442
2443 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
2444
2445         PR target/43804
2446         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
2447         LEGITIMATE_PIC_OPERAND_P.
2448
2449 2011-04-24  Jan Hubicka  <jh@suse.cz>
2450
2451         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
2452         WPA hack.
2453         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
2454         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
2455         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
2456         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
2457         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
2458         Sanity check predicate length.
2459         (remap_predicate): Likewise; sanity check jump functions.
2460         (inline_read_section, inline_write_summary): Sanity check
2461         predicate length.
2462
2463 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
2464
2465         PR other/48748
2466         * doc/extend.texi (Type Traits): Document __is_standard_layout,
2467         __is_literal_type, and __is_trivial; update throughout about
2468         possibly cv-qualified void types.
2469
2470 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
2471
2472         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
2473         testsuite and make it version agnostic.
2474
2475 2011-04-22  Jan Hubicka  <jh@suse.cz>
2476
2477         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
2478
2479 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
2480
2481         PR c/48685
2482         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2483         to VOID_TYPE even around MODIFY_EXPR.
2484
2485 2011-04-22  Mike Stump  <mikestump@comcast.net>
2486
2487         * gensupport.c (read_md_rtx): Fix typo in comment.
2488         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
2489         comment.
2490
2491 2011-04-22  Jan Hubicka  <jh@suse.cz>
2492
2493         * gengtype.c (open_base_files): Add ipa-inline.h include.
2494         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
2495         ipa-prop.c; update all uses.
2496         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2497         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2498         merge summary of inlined function into former caller.
2499         * ipa-inline.c (max_benefit): Remove.
2500         (edge_badness): Compensate for removal of benefits.
2501         (update_caller_keys): Use
2502         reset_node_growth_cache/reset_edge_growth_cache.
2503         (update_callee_keys): Likewise.
2504         (update_all_callee_keys): Likewise.
2505         (inline_small_functions): Do not collect max_benefit; do not reset
2506         estimated_growth; call free_growth_caches and initialize_growth_caches.
2507         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2508         struct size_time_entry): New structures.
2509         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2510         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2511         and estimated_growth.
2512         (edge_growth_cache_entry): New structure.
2513         (node_growth_cache, edge_growth_cache): New global vars.
2514         (estimate_growth): Turn into inline.
2515         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2516         initialize_growth_caches, free_growth_caches): Declare.
2517         (estimate_edge_growth): Rewrite.
2518         (estimate_edge_time): Implement as inline cache lookup.
2519         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2520         functions.
2521         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2522         (NUM_CONDITIONS): New constant.
2523         (predicate_conditions): New enum.
2524         (IS_NOT_CONSTANT): New constant.
2525         (edge_removal_hook_holder): New var.
2526         (node_growth_cache, edge_growth_cache): New global vars.
2527         (true_predicate, single_cond_predicate, false_predicate,
2528         not_inlined_predicate, add_condition, add_clause, and_predicates,
2529         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2530         dump_clause, dump_predicate, account_size_time,
2531         evaulate_conditions_for_edge): New functions.
2532         (inline_summary_alloc): Move to heap.
2533         (inline_node_removal_hook): Clear condition and entry vectors.
2534         (inline_edge_removal_hook): New function.
2535         (initialize_growth_caches, free_growth_caches): New function.
2536         (dump_inline_summary): Update.
2537         (edge_execution_predicate): New function.
2538         (will_be_nonconstant_predicate): New function.
2539         (estimate_function_body_sizes): Compute BB and constantness predicates.
2540         (compute_inline_parameters): Do not clear estimated_growth.
2541         (estimate_edge_size_and_time): New function.
2542         (estimate_calls_size_and_time): New function.
2543         (estimate_callee_size_and_time): New function.
2544         (remap_predicate): New function.
2545         (inline_merge_summary): New function.
2546         (do_estimate_edge_time): New function based on...
2547         (estimate_edge_time): ... this one.
2548         (do_estimate_edge_growth): New function.
2549         (do_estimate_growth): New function based on....
2550         (estimate_growth): ... this one.
2551         (inline_analyze_function): Analyze after deciding on jump functions.
2552         (inline_read_section): New function.
2553         (inline_read_summary): Use it.
2554         (inline_write_summary): Write all the new data.
2555         * ipa-prop.c (ipa_get_param_decl_index): Export.
2556         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2557         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2558         Declare.
2559         (ipa_get_lattice): Move here from ipa-cp.c
2560         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2561         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2562         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2563         cgraph_edge_inlinable_p): Remove.
2564         * cgraphunit.c: Include ipainline.h
2565         (cgraph_process_new_functions): Update call of
2566         compute_inline_parameters.
2567
2568 2011-04-22  Richard Guenther  <rguenther@suse.de>
2569
2570         * tree.c (build_int_cst): Properly create canonicalized integer
2571         constants.
2572         (build_int_cst_type): Remove scary comments.
2573
2574 2011-04-22  Xinliang David Li  <davidxl@google.com>
2575
2576         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2577         by default when -Wno-error is not specified.
2578         * opts-global.c (decode_options): Remove call to
2579         control_warning_options.
2580
2581 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2582
2583         PR tree-optimization/48717
2584         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2585         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2586
2587 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
2588
2589         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
2590         definition where used.
2591
2592 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2593
2594         PR c/48716
2595         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2596         TREE_STATIC variables declared inside of some OpenMP construct.
2597
2598 2011-04-22  Martin Jambor  <mjambor@suse.cz>
2599
2600         PR middle-end/48585
2601         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
2602
2603 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
2604
2605         PR c/36750
2606         * c-typeck.c (pop_init_level): Do not warn about initializing
2607         with ` = {0}'.
2608
2609 2011-04-22  Alan Modra  <amodra@gmail.com>
2610
2611         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
2612         when returning call_cookie.
2613         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
2614         pointers, to functions with no more vector args than the current
2615         function, and some non-local calls for ABI_V4.
2616         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
2617         sibcall_nonlocal_aix64): Combine to ..
2618         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
2619         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
2620         (sibcall_value_nonlocal_aix<mode>): ..likewise.
2621         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
2622         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
2623         operand.
2624         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
2625         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
2626         sibcall_value_symbolic_64): Delete.
2627
2628 2011-04-21  Xinliang David Li  <davidxl@google.com>
2629
2630         * cgraph.h: Remove pid.
2631         * cgraph.c: Remove pid.
2632         * value-prof.c (init_node_map): New function.
2633         (del_node_map): New function.
2634         (find_func_by_funcdef_no): New function.
2635         (gimple_ic_transform): Call new function.
2636         * cgraphunit.c (cgraph_finalize_function): Remove pid.
2637         * function.c (get_last_funcdef_no): New function.
2638         * function.h (get_last_funcdef_no): New function.
2639         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
2640         to libgcov function.
2641         (tree-profiling): Call node map init and delete function.
2642
2643 2011-04-21  Ian Lance Taylor  <iant@google.com>
2644
2645         * godump.c (go_format_type): Use exported Go name for anonymous
2646         field name.
2647
2648 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2649
2650         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
2651         Call builtin_function_type_list instead of builtin_function_type.
2652         (UNARY, BINARY, TRINARY, QUAD): Likewise.
2653
2654 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2655
2656         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
2657         build_function_type_list instead of build_function_type.
2658         Delete variable `endlink'.
2659
2660 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2661
2662         * config/s390/s390.c (s390_init_builtins): Call
2663         build_function_type_list instead of build_function_type.
2664
2665 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2666
2667         * config/ia64/ia64.c (ia64_init_builtins): Call
2668         build_function_type_list instead of builtin_function_type.
2669
2670 2011-04-21  Easwaran Raman  <eraman@google.com>
2671
2672         * cfgexpand.c (stack_var): Remove OFFSET...
2673         (add_stack_var): ...and its reference here...
2674         (expand_stack_vars): ...and here.
2675         (stack_var_cmp): Sort by descending order of size.
2676         (partition_stack_vars): Change heuristic.
2677         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
2678         (dump_stack_var_partition): Add newline after each partition.
2679
2680 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
2681             Jeff Law  <law@redhat.com>
2682
2683         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
2684         * gengtype.c (matching_file_name_substitute): Likewise.
2685
2686 2011-04-21  Richard Guenther  <rguenther@suse.de>
2687
2688         PR lto/48703
2689         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
2690
2691 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
2692
2693         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2694
2695 2011-04-21  Richard Guenther  <rguenther@suse.de>
2696
2697         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
2698         file name.
2699
2700 2011-04-21  Richard Guenther  <rguenther@suse.de>
2701
2702         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2703         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
2704         Use DECL_P, not SSA_VAR_P.
2705         (ptr_derefs_may_alias_p): Likewise.
2706         (ptr_deref_may_alias_ref_p_1): Likewise.
2707         (decl_refs_may_alias_p): Likewise.
2708         (refs_may_alias_p_1): Likewise.
2709         (ref_maybe_used_by_call_p_1): Likewise.
2710         (call_may_clobber_ref_p_1): Likewise.
2711         (indirect_ref_may_alias_decl_p): Assume indirect refrences
2712         are either MEM_REF or TARGET_MEM_REF.
2713         (indirect_refs_may_alias_p): Likewise.
2714         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
2715         for MEM_EXPR of indirect calls.
2716
2717 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2718
2719         * vmsdbgout.c (write_srccorr): Compute file length from the string.
2720         (dst_file_info_struct): Remove flen field.
2721         (lookup_filename): Remove code that set flen field.
2722
2723 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2724
2725         * config/ia64/ia64.c (ia64_start_function): Add a guard.
2726
2727 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
2728
2729         PR target/48708
2730         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2731         vec_extract and vec_concat for non-SSE4_1 targets.
2732
2733 2011-04-21  Richard Guenther  <rguenther@suse.de>
2734
2735         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
2736         return statements.
2737
2738 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2739
2740         * config/i386/cygming.h (union tree_node, TREE): Don't define or
2741         undefine.
2742         (FILE): Don't undefine.
2743
2744 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2745
2746         * config/alpha/alpha.c (struct machine_function): Use rtx, not
2747         struct rtx_def *.
2748         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
2749         struct rtx_def *.
2750         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
2751         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
2752         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
2753         rtx_def *.
2754         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
2755         definitions where used.
2756         * config/microblaze/microblaze.h (struct microblaze_args): Use
2757         rtx, not struct rtx_def *.
2758         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
2759         rtx_def *.
2760         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
2761         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
2762         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
2763         not struct rtx_def *.
2764         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
2765         struct rtx_def *.
2766         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
2767         rtx_def *.
2768         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
2769
2770 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2771
2772         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
2773         operand_equal_p to compare DR_BASE_ADDRESSes.
2774         (vect_check_interleaving): Likewise.
2775
2776 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2777
2778         PR target/46329
2779         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
2780         for all Neon struct constants.
2781
2782 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2783
2784         * target.def (legitimate_constant_p): New hook.
2785         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
2786         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
2787         * doc/tm.texi: Regenerate.
2788         * hooks.h (hook_bool_mode_rtx_true): Declare.
2789         * hooks.c (hook_bool_mode_rtx_true): Define.
2790         * system.h (LEGITIMATE_CONSTANT_P): Poison.
2791         * calls.c (precompute_register_parameters): Replace uses of
2792         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
2793         (emit_library_call_value_1): Likewise.
2794         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
2795         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
2796         * ira-costs.c (scan_one_insn): Likewise.
2797         * recog.c (general_operand, immediate_operand): Likewise.
2798         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
2799         * reload1.c (init_eliminable_invariants): Likewise.
2800
2801         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
2802         mode argument.
2803         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
2804         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
2805         argument.
2806         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2807         * config/alpha/predicates.md (input_operand): Update call to
2808         alpha_legitimate_constant_p.
2809
2810         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
2811         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
2812         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
2813         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2814         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
2815         (arm_legitimate_constant_p): New functions.
2816         (arm_cannot_force_const_mem): Make static.
2817
2818         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
2819
2820         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
2821         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
2822         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
2823         instead of bfin_legitimate_constant_p.
2824         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
2825         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2826
2827         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
2828
2829         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
2830
2831         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
2832         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
2833         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2834         (frv_legitimate_constant_p): Make static.  Add a mode argument.
2835
2836         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
2837         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
2838         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
2839
2840         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
2841         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
2842         * config/i386/i386.c (legitimate_constant_p): Rename to...
2843         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
2844         argument.
2845         (ix86_cannot_force_const_mem): Update accordingly.
2846         (ix86_legitimate_address_p): Likewise.
2847         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2848         * config/i386/i386.md: Update commentary.
2849
2850         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
2851         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
2852         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2853         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
2854
2855         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
2856
2857         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
2858         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
2859         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2860         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
2861
2862         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
2863         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
2864         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
2865
2866         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
2867         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2868         (m32r_legitimate_constant_p): New function.
2869
2870         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
2871         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
2872         LEGITIMATE_CONSTANT_P.
2873         (LEGITIMATE_CONSTANT_P): Delete.
2874         * config/m68k/m68k.c (m68k_expand_prologue): Call
2875         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
2876         (m68k_legitimate_constant_p): New function.
2877         * config/m68k/m68k.md: Update comments.
2878
2879         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
2880         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2881         (mcore_legitimate_constant_p): New function.
2882
2883         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
2884         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
2885         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
2886         Add a mode argument.
2887         (mep_legitimate_address): Update accordingly.
2888         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2889
2890         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
2891         Delete.
2892         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
2893         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
2894         static.  Check OP's mode for VOIDmode.
2895         (microblaze_legitimate_constant_p): New function.
2896         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2897
2898         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
2899         * config/mips/mips.c (mips_legitimate_constant_p): New function.
2900         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
2901         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2902         * config/mips/predicates.md: Update comments.
2903
2904         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
2905         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
2906         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2907         (mmix_legitimate_constant_p): Make static, return a bool, and take
2908         a mode argument.
2909         (mmix_print_operand_address): Update accordingly.
2910
2911         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
2912         Delete.
2913         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
2914         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
2915         static.  Add a mode argument.
2916         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2917
2918         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
2919
2920         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
2921         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2922         (pa_legitimate_constant_p): New function.
2923
2924         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
2925
2926         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
2927         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2928         (pdp11_legitimate_constant_p): New function.
2929
2930         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
2931         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2932         (rs6000_legitimate_constant_p): New function.
2933
2934         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
2935         (rx_legitimate_constant_p): ...this.
2936         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
2937         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
2938         (rx_legitimate_constant_p): ...this.
2939         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2940         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
2941
2942         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
2943         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
2944         * config/s390/s390.c (legitimate_constant_p): Rename to...
2945         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
2946         and add a mode argument.
2947         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2948
2949         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
2950
2951         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
2952         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2953         (sh_legitimate_constant_p): New function.
2954
2955         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
2956         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
2957         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2958         (legitimate_constant_p): Rename to...
2959         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
2960         argument.
2961         (constant_address_p): Update accordingly.
2962
2963         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
2964         argument and return a bool.
2965         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
2966         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2967         (spu_legitimate_constant_p): Add a mode argument and return a bool.
2968         (spu_rtx_costs): Update accordingly.
2969         * config/spu/predicates.md (vec_imm_operand): Likewise.
2970
2971         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
2972
2973         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
2974         * config/v850/v850.c (v850_legitimate_constant_p): New function.
2975         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2976
2977         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
2978         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
2979         * config/vax/vax.c (legitimate_constant_p): Likewise.
2980
2981         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
2982         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2983         (xtensa_legitimate_constant_p): New function.
2984
2985 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2986
2987         * target.def (cannot_force_const_mem): Add a mode argument.
2988         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
2989         * doc/tm.texi: Regenerate.
2990         * hooks.h (hook_bool_mode_rtx_false): Declare.
2991         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
2992         (hook_bool_mode_const_rtx_true): Likewise.
2993         (hook_bool_mode_rtx_false): New function.
2994         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
2995         to be non-VOID.  Update call to cannot_force_const_mem.
2996         (find_reloads): Update accordingly.
2997         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
2998         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
2999         argument.
3000         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
3001         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
3002         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
3003         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
3004         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
3005         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
3006         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
3007         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3008         (m68k_cannot_force_const_mem): ...this new function.
3009         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
3010         argument.
3011         (mips_const_insns, mips_legitimize_const_move): Update calls.
3012         (mips_secondary_reload_class): Likewise.
3013         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
3014         (pa_cannot_force_const_mem): ...this new function.
3015         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
3016         (rs6000_cannot_force_const_mem): ...this new function.
3017         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
3018         argument.
3019         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
3020         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
3021         to...
3022         (xtensa_cannot_force_const_mem): ...this new function.
3023
3024 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3025
3026         * config/mips/mips.c (mips16_build_function_stub): Call
3027         build_function_type_list instead of build_function_type.
3028         (mips16_build_call_stub): Likewise.
3029
3030 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3031
3032         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
3033         instead of build_function_type.
3034
3035 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
3036
3037         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
3038         instead of build_function_type.
3039
3040 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
3041
3042         PR target/48678
3043         * config/i386/i386.md (insv): Change operand 0 constraint to
3044         "register_operand".  Change operand 1 and 2 constraint to
3045         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
3046         * config/i386/sse.md (sse4_1_pinsrb): Export.
3047         (sse2_pinsrw): Ditto.
3048         (sse4_1_pinsrd): Ditto.
3049         (sse4_1_pinsrq): Ditto.
3050         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
3051         * config/i386/i386.c (ix86_expand_pinsr): New.
3052
3053 2011-04-20  Easwaran Raman  <eraman@google.com>
3054
3055         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
3056         containing union type only with -fstrict-aliasing.
3057
3058 2011-04-20  Jim Meyering  <meyering@redhat.com>
3059
3060         Remove useless if-before-free tests.
3061         * calls.c (expand_call, save_area): Likewise.
3062         * cfgcleanup.c (try_forward_edges): Likewise.
3063         * collect2.c (collect_execute): Likewise.
3064         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
3065         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3066         * coverage.c (coverage_checksum_string): Likewise.
3067         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
3068         * cselib.c (cselib_init): Likewise.
3069         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
3070         (df_set_clean_cfg): Likewise.
3071         * function.c (free_after_compilation): Likewise.
3072         * gcc.c (do_spec_1, main): Likewise.
3073         * gcov.c (create_file_names): Likewise.
3074         * gensupport.c (identify_predicable_attribute): Likewise.
3075         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
3076         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
3077         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
3078         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
3079         * ipa-pure-const.c (local_pure_const): Likewise.
3080         * ipa-reference.c (propagate): Likewise.
3081         * ira-costs.c (free_ira_costs): Likewise.
3082         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
3083         * matrix-reorg.c (mat_free): Likewise.
3084         * prefix.c (get_key_value): Likewise.
3085         * profile.c (compute_value_histograms): Likewise.
3086         * reload1.c (free_reg_equiv): Likewise.
3087         * sched-deps.c (free_deps): Likewise.
3088         * sel-sched-ir.c (fence_clear): Likewise.
3089         * sese.c (set_rename, if_region_set_false_region): Likewise.
3090         * tree-data-ref.c (free_rdg): Likewise.
3091         * tree-eh.c (lower_try_finally): Likewise.
3092         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
3093         * tree-ssa-live.c (delete_var_map): Likewise.
3094         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
3095         * tree-ssa-pre.c (phi_trans_add): Likewise.
3096
3097 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
3098
3099         PR tree-optimization/48611
3100         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
3101         beyond ERT_MUST_NOT_THROW region.
3102
3103 2011-04-20  Catherine Moore  <clm@codesourcery.com>
3104
3105         * config/mips/mips.opt (mfix-24k): New.
3106         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
3107         * config/mips/mips.md (length): Increase by 4 for stores if
3108         fixing 24K errata.
3109         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
3110         all noreorder if fixing 24K errata.
3111         * doc/invoke.texi: Document mfix-24k.
3112
3113 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
3114
3115         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
3116         quad-word modes, reduce to 9-bit index range when above 1016 limit.
3117
3118 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3119
3120         * config/arm/arm.c (arm_gen_constant): Move movw support ....
3121         (const_ok_for_op): ... to here.
3122
3123 2011-04-20  Kai Tietz  <ktietz@redhat.com>
3124
3125         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
3126         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
3127
3128 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
3129
3130         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
3131
3132 2011-04-20  Richard Guenther  <rguenther@suse.de>
3133
3134         PR tree-optimization/47892
3135         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
3136         are if-convertible.
3137
3138 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
3139
3140         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
3141
3142 2011-04-20  Tristan Gingold  <gingold@adacore.com>
3143
3144         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
3145
3146 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
3147
3148         PR target/18145
3149
3150         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
3151         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
3152         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3153         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
3154         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
3155
3156         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
3157         New prototype.
3158
3159         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
3160         (avr_asm_named_section, avr_asm_output_aligned_common,
3161         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
3162         New functions to update...
3163         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
3164         (avr_asm_init_sections): Overwrite section callbacks for
3165         data_section, bss_section.
3166         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
3167         from here to...
3168         (avr_file_end): ...here.
3169
3170 2011-04-20  Richard Guenther  <rguenther@suse.de>
3171
3172         PR middle-end/48695
3173         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
3174         objects and types here.  Adjust for their offset before comparing.
3175
3176 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3177
3178         * tree-vect-stmts.c (vectorizable_store): Only chain one related
3179         statement per copy.
3180
3181 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
3182
3183         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
3184         (GIMPLE_H): Include $(INTERNAL_FN_H).
3185         (OBJS-common): Add internal-fn.o.
3186         (internal-fn.o): New rule.
3187         * internal-fn.def: New file.
3188         * internal-fn.h: Likewise.
3189         * internal-fn.c: Likewise.
3190         * gimple.h: Include internal-fn.h.
3191         (GF_CALL_INTERNAL): New gf_mask.
3192         (gimple_statement_call): Put fntype into a union with a new
3193         internal_fn field.
3194         (gimple_build_call_internal): Declare.
3195         (gimple_build_call_internal_vec): Likewise.
3196         (gimple_call_same_target_p): Likewise.
3197         (gimple_call_internal_p): New function.
3198         (gimple_call_internal_fn): Likewise.
3199         (gimple_call_fntype): Return null for internal calls.
3200         (gimple_call_set_fntype): Assert that the function is not internal.
3201         (gimple_call_set_fn): Likewise.
3202         (gimple_call_set_fndecl): Likewise.
3203         (gimple_call_set_internal_fn): New function.
3204         (gimple_call_addr_fndecl): Handle null functions.
3205         (gimple_call_return_type): Likewise null types.
3206         * gimple.c (gimple_build_call_internal_1): New function.
3207         (gimple_build_call_internal): Likewise.
3208         (gimple_build_call_internal_vec): Likewise.
3209         (gimple_call_same_target_p): Likewise.
3210         (gimple_call_flags): Handle calls to internal functions.
3211         (gimple_call_fnspec): New function.
3212         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
3213         (gimple_has_side_effects): Handle null functions.
3214         (gimple_rhs_has_side_effects): Likewise.
3215         (gimple_call_copy_skip_args): Handle calls to internal functions.
3216         * cfgexpand.c (expand_call_stmt): Likewise.
3217         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
3218         * gimple-fold.c (gimple_fold_call): Handle null functions.
3219         (gimple_fold_stmt_to_constant_1): Don't fold
3220         calls to internal functions.
3221         * gimple-low.c (gimple_check_call_args): Handle calls to internal
3222         functions.
3223         * gimple-pretty-print.c (dump_gimple_call): Likewise.
3224         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
3225         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
3226         (do_warn_unused_result): Likewise.
3227         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
3228         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
3229         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
3230         the target of a call.
3231         (initialize_hash_element): Update accordingly.
3232         (hashable_expr_equal_p): Use gimple_call_same_target_p.
3233         (iterative_hash_hashable_expr): Handle calls to internal functions.
3234         (print_expr_hash_elt): Likewise.
3235         * tree-ssa-pre.c (can_value_number_call): Likewise.
3236         (eliminate): Handle null functions.
3237         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
3238         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
3239         (find_func_aliases): Likewise.
3240         * value-prof.c (gimple_ic_transform): Likewise.
3241         (gimple_indirect_call_to_profile): Likewise.
3242         * lto-streamer-in.c (input_gimple_stmt): Likewise.
3243         * lto-streamer-out.c (output_gimple_stmt): Likewise.
3244
3245 2011-04-19  Jan Hubicka  <jh@suse.cz>
3246
3247         * ipa-inline-transform.c (save_inline_function_body): Add comments.
3248         * ipa-inline.c (inline_small_functions): Compute summaries first,
3249         populate heap later.
3250
3251 2011-04-19  Jan Hubicka  <jh@suse.cz>
3252
3253         * cgraph.h (save_inline_function_body): Remove.
3254         * ipa-inline-transform.c: New file, broke out of...
3255         * ipa-inline.c: ... this one; Update toplevel comment.
3256         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
3257         make global.
3258         (update_noncloned_frequencies): Move to ipa-inline-transform.c
3259         (cgraph_mark_inline_edge): Rename to inline_call; move to
3260         ipa-inline-transform.c.
3261         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
3262         move to ipa-inline-transform.c
3263         (recursive_inlining, inline_small_functions, flatten_function,
3264         ipa_inline, inline_always_inline_functions,
3265         early_inline_small_functions): Update.
3266         (inline_transform): Move to ipa-inline-transform.c.
3267         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
3268         Declare.
3269         * Makefile.in (ipa-inline-transform.o): New file.
3270         * cgraphunit.c (save_inline_function_body): Move to
3271         ipa-inline-transform.c
3272
3273 2011-04-19  DJ Delorie  <dj@redhat.com>
3274
3275         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
3276         registers if we already know there aren't any.
3277         (m32c_emit_epilogue): Don't emit a barrier here.
3278         (m32c_emit_eh_epilogue): Likewise.
3279         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
3280         operands at expand time.
3281         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
3282         int" wchar type.
3283         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
3284         duplicates.  Provide aliases instead.
3285         * config/m32c/prologue.md (eh_return): Emit a barrier here.
3286         (eh_epilogue): Add a "(return)" here as a hint to other parts of
3287         the compiler.
3288
3289 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
3290
3291         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
3292         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
3293         (general_or_i64_p, sparc_register_move_cost): New function.
3294
3295 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3296
3297         * doc/install.texi (Configuration, --enable-threads): Remove mach.
3298         Add lynx, mipssde.  Sort table.
3299
3300 2011-04-19  Xinliang David Li  <davidxl@google.com>
3301
3302         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
3303         not negative.
3304
3305 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
3306
3307         PR target/48678
3308         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
3309         is a SUBREG with non-MODE_INT mode inside of it.
3310
3311 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3312
3313         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
3314         also according to actual contants.
3315         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
3316         (gimple_fold_call): Use it.
3317         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
3318
3319 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3320
3321         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
3322         non-pointer assignments.
3323
3324 2011-04-19  Martin Jambor  <mjambor@suse.cz>
3325
3326         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
3327         account anc_offset and otr_type from the indirect edge info.
3328         * ipa-prop.c (get_ancestor_addr_info): New function.
3329         (compute_complex_ancestor_jump_func): Assignment analysis moved to
3330         get_ancestor_addr_info, call it.
3331         (ipa_note_param_call): Do not initialize information about polymorphic
3332         calls, return the indirect call graph edge.  Remove the last
3333         parameter, adjust all callers.
3334         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
3335         parameters.  Initialize polymorphic information in the indirect edge.
3336
3337 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3338
3339         PR lto/48148
3340         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
3341         the types if they have different enumeration identifiers.
3342
3343 2011-04-19  Jan Hubicka  <jh@suse.cz>
3344
3345         * cgraph.h (cgraph_optimize_for_size_p): Declare.
3346         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
3347         * predict.c (cgraph_optimize_for_size_p): Break out from ...
3348         (optimize_function_for_size_p) ... here.
3349
3350 2011-04-19  Richard Guenther  <rguenther@suse.de>
3351
3352         PR lto/48207
3353         * tree.c (free_lang_data): Do not reset the decl-assembler-name
3354         langhook.
3355
3356 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
3357
3358         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
3359         if DECL_NO_INLINE_WARNING_P is set on the function.
3360
3361 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
3362
3363         PR fortran/47976
3364         * reload1.c (inc_for_reload): Return void. All callers changed.
3365         (emit_input_reload_insns): Don't try to delete previous output
3366         reloads to a register, or record spill_reg_store for autoincs.
3367
3368 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
3369
3370         * gengtype.h: Updated copyright year.
3371         (struct input_file_st): Add inpisplugin field.
3372         (type_fileloc): New function.
3373         * gengtype.c
3374         (write_typed_struct_alloc_def): Add gcc_assert.
3375         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
3376         (write_typed_alloc_defns): Don't output for plugin files.
3377         (input_file_by_name): Clear inpisplugin field.
3378         (main): Set inpisplugin field for plugin files.
3379
3380 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3381
3382         * gengtype-state.c (string_eq): New.
3383         (read_state): Use string_eq instead of strcmp when creating the
3384         state_ident_tab.
3385
3386 2011-04-19  Wei Guozhi  <carrot@google.com>
3387
3388         PR target/47855
3389         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
3390         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
3391         linkage.
3392         * config/arm/constraints.md (Uu): New constraint.
3393         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
3394
3395 2011-04-19  Tristan Gingold  <gingold@adacore.com>
3396
3397         * config.gcc (-*-*-*vms): Added.
3398         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
3399         definitions moved.
3400         * config/vms/vms-ld.c: New file.
3401         * config/vms/vms-ar.c: New file.
3402         * config/vms/t-vmsnative: New file.
3403
3404 2011-04-18  Xinliang David Li  <davidxl@google.com>
3405
3406         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
3407
3408 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3409
3410         PR middle-end/48661
3411         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
3412         if TREE_TYPE (v) is non-NULL.
3413
3414         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
3415         gimple_get_virt_mehtod_for_binfo.
3416         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
3417         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
3418         callers.
3419         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
3420
3421 2011-04-18  Michael Matz  <matz@suse.de>
3422             Steve Ellcey  <sje@cup.hp.com>
3423
3424         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
3425         use its mode as source mode if it isn't VOIDmode.
3426
3427 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
3428
3429         * doc/passes.texi: Fill crossref nodes.
3430
3431 2011-04-18  Jim Meyering  <meyering@redhat.com>
3432
3433         Fix doubled-word typos in comments and strings
3434         * config/alpha/vms-unwind.h: s/for for/for/
3435         * config/arm/unwind-arm.h: Likewise.
3436         * config/microblaze/microblaze.c: Likewise.
3437         * config/sh/constraints.md: s/in in/in/
3438         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
3439
3440 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
3441
3442         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
3443         (AVX_FLOAT_MODE_P): Ditto.
3444         (AVX128_VEC_FLOAT_MODE_P): Ditto.
3445         (AVX256_VEC_FLOAT_MODE_P): Ditto.
3446         (AVX_VEC_FLOAT_MODE_P): Ditto.
3447         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
3448         (UNSPEC_MASKSTORE): Ditto.
3449         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
3450         Merge from <sse>_movmsk<ssemodesuffix> and
3451         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
3452         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
3453         iterator.
3454         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
3455         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
3456         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
3457
3458 2011-04-18  Jan Hubicka  <jh@suse.cz>
3459
3460         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
3461
3462         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
3463         (want_inline_function_called_once_p): Break out the logic from
3464         ipa_inline.
3465         (edge_badness): Ensure that profile is not misupdated.
3466         (lookup_recursive_calls): Prioritize by call frequencies.
3467         (inline_small_functions): Move program size estimates here;
3468         actually process whole queue even when unit growth has been
3469         met. (to properly compute inline_failed reasons and for the
3470         case unit size decrease.) Revisit comments on recursive inlining.
3471         (ipa_inline): Remove unit summary code; first inline hot calls
3472         of functions called once, cold calls next.
3473         (order, nnodes): Remove unused variables.
3474         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
3475         (GTFILES): Remove ipa-inline.c
3476         * sel-sched.c (fill_insns): Silence uninitialized var warning.
3477
3478 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3479
3480         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
3481
3482 2011-04-18  Jie Zhang  <jie@codesourcery.com>
3483             Richard Earnshaw  <rearnsha@arm.com>
3484
3485         * arm.c (neon_builtin_type_bits): Remove.
3486         (typedef enum neon_builtin_mode): New.
3487         (T_MAX): Don't define.
3488         (typedef enum neon_builtin_datum): Remove bits, codes[],
3489         num_vars and base_fcode.  Add mode, code and fcode.
3490         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
3491         VAR10): Change accordingly.
3492         (neon_builtin_data[]): Change accordingly
3493         (arm_init_neon_builtins): Change accordingly.
3494         (neon_builtin_compare): Remove.
3495         (locate_neon_builtin_icode): Remove.
3496         (arm_expand_neon_builtin): Change accordingly.
3497
3498         * arm.h (enum arm_builtins): Move to ...
3499         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3500
3501         * arm.c (arm_builtin_decl): Declare.
3502         (TARGET_BUILTIN_DECL): Define.
3503         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3504         (arm_builtin_decls[]): New.
3505         (arm_init_neon_builtins): Store builtin declarations in
3506         arm_builtin_decls[].
3507         (arm_init_tls_builtins): Likewise.
3508         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3509         (arm_builtin_decl): New.
3510
3511 2011-04-18  Richard Guenther  <rguenther@suse.de>
3512
3513         * tree.c (upper_bound_in_type): Build properly canonicalized
3514         INTEGER_CSTs.
3515         (lower_bound_in_type): Likewise.
3516
3517 2011-04-18  Richard Guenther  <rguenther@suse.de>
3518
3519         * gimple.h (gimple_call_addr_fndecl): New function.
3520         (gimple_call_fndecl): Use it.
3521         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3522         for direct calls.
3523         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3524         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3525
3526 2011-04-18  Richard Guenther  <rguenther@suse.de>
3527
3528         PR middle-end/48650
3529         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3530
3531 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3532
3533         PR lto/48492
3534         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3535         DECL_IN_CONSTANT_POOL without RTL.
3536
3537 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3538             Ira Rosen  <ira.rosen@linaro.org>
3539
3540         PR target/48252
3541         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3542         to match neon_vzip/vuzp/vtrn_internal.
3543         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3544         outputs explicitly dependent on both inputs.
3545         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3546
3547 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3548
3549         PR tree-optimization/48616
3550         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3551         whether the shift is by scalar or vector based on whether all SLP
3552         scalar stmts have the same rhs.
3553
3554 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3555
3556         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3557         memory operands.
3558
3559 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3560
3561         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3562         registers.
3563
3564 2011-04-17  Jan Hubicka  <jh@suse.cz>
3565
3566         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3567         * cgrpahunit.c (cgraph_finalize_function): Do not set
3568         finalized_by_frontend.
3569         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3570         finalized_by_frontend.
3571
3572 2011-04-17  Jan Hubicka  <jh@suse.cz>
3573
3574         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3575         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3576         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3577         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3578         method.
3579         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3580         gimple-fold.c
3581         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
3582
3583 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3584
3585         PR lto/48538
3586         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3587         is non-null before accessing it.
3588         (input_cgraph): Remove trailing spaces.
3589
3590 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3591
3592         * params.def (sms-min-sc): New param flag.
3593         * modulo-sched.c (sms_schedule): Use it.
3594         * doc/invoke.texi (sms-min-sc): Document it.
3595
3596 2011-04-17  Jan Hubicka  <jh@suse.cz>
3597
3598         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
3599         present, also set gimple_call_set_cannot_inline.
3600         * ipa-inline.c: Update toplevel comment.
3601         (MAX_TIME): Remove.
3602         (cgraph_clone_inlined_nodes): Fix linebreaks.
3603         (cgraph_check_inline_limits): Restructure to ...
3604         (caller_growth_limits): ... this one; be more tolerant
3605         on growth in nested inline chains; add explanatory comment;
3606         fix stack accounting thinko introduced by previous patch.
3607         (cgraph_default_inline_p): Remove.
3608         (report_inline_failed_reason): New function.
3609         (can_inline_edge_p): New function.
3610         (can_early_inline_edge_p): New function.
3611         (leaf_node_p): Move upwards in file.
3612         (want_early_inline_function_p): New function.
3613         (want_inline_small_function_p): New function.
3614         (want_inline_self_recursive_call_p): New function.
3615         (cgraph_edge_badness): Rename to ...
3616         (edge_badness) ... this one; fix linebreaks.
3617         (update_edge_key): Update call of edge_baddness; add
3618         detailed dump about queue updates.
3619         (update_caller_keys): Use can_inline_edge_p and
3620         want_inline_small_function_p.
3621         (cgraph_decide_recursive_inlining): Rename to...
3622         (recursive_inlining): Use can_inline_edge_p and
3623         want_inline_self_recursive_call_p; simplify and remove no longer
3624         valid FIXME.
3625         (cgraph_set_inline_failed): Remove.
3626         (add_new_edges_to_heap): Use can_inline_edge_p and
3627         want_inline_small_function_p.
3628         (cgraph_decide_inlining_of_small_functions): Rename to ...
3629         (inline_small_functions): ... this one; cleanup; use
3630         can/want predicates; cleanup debug ouput; work edges till fibheap
3631         is exhausted and do not stop once unit growth is reached; remove
3632         later loop processing remaining edges.
3633         (cgraph_flatten): Rename to ...
3634         (flatten_function): ... this one; use can_inline_edge_p
3635         and can_early_inline_edge_p predicates.
3636         (cgraph_decide_inlining): Rename to ...
3637         (ipa_inline): ... this one; remove unreachable nodes before
3638         inlining functions called once; simplify the pass.
3639         (cgraph_perform_always_inlining): Rename to ...
3640         (inline_always_inline_functions): ... this one; use
3641         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
3642         (cgraph_decide_inlining_incrementally): Rename to ...
3643         (early_inline_small_functions): ... this one; simplify
3644         using new predicates; cleanup; make dumps prettier.
3645         (cgraph_early_inlining): Rename to ...
3646         (early_inliner): newer inline regular functions into always-inlines;
3647         fix updating of call stmt summaries.
3648         (pass_early_inline): Update for new names.
3649         (inline_transform): Fix formating.
3650         (gate_cgraph_decide_inlining): Rename to ...
3651         (pass_ipa_inline): ... this one.
3652         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
3653         * ipa-inline-analysis.c (dump_inline_summary): Update.
3654         (compute_inline_parameters): Do not compute disregard_inline_limits;
3655         look for mismatching arguments.
3656         (estimate_growth): Fix handlig of non-trivial self recursion.
3657         (inline_read_summary): Do not read info->disregard_inline_limits.
3658         (inline_write_summary): Do not write info->disregard_inline_limits.
3659         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
3660         and move all checks into can_inline_edge_p predicate; re-enable code
3661         comparing optimization levels.
3662         (expand_call_inline): Do not test inline_forbidden_into_p.
3663         * Makefile.in (ipa-inline.o): Update arguments.
3664
3665 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3666
3667         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
3668
3669 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3670
3671         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
3672
3673 2011-04-17  Michael Matz  <matz@suse.de>
3674
3675         PR tree-optimization/48622
3676         PR lto/48645
3677         * ipa-inline-analysis.c (inline_read_summary): Read size/time
3678         in same order as they're written.
3679
3680 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3681
3682         * config/pa/predicates.md: Reorganize and simplify predicates.
3683         Eliminate duplicate code checks.
3684         (arith_operand): Rename to arith14_operand
3685         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
3686         * config/pa/pa.md: Use renamed operands.
3687         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
3688         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
3689         arith11_operand, adddi3_operand, indexed_memory_operand,
3690         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
3691         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
3692         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
3693         move_dest_operand, move_src_operand, prefetch_cc_operand,
3694         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
3695         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
3696         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
3697         div_operand, int5_operand, movb_comparison_operator,
3698         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
3699         arith_double_operand, ireg_operand, lhs_lshift_operand,
3700         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
3701         integer_store_memory_operand): Likewise.
3702         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
3703         (integer_store_memory_operand, read_only_operand,
3704         function_label_operand, borx_reg_operand,
3705         non_hard_reg_operand): Likewise.
3706         (eq_neq_comparison_operator): Delete unused operator.
3707         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
3708         function_label_operand.
3709         (emit_move_sequence): Likewise.
3710
3711 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3712
3713         * config/i386/sse.md (sseunpackmode): New mode attribute.
3714         (ssepackmode): Ditto.
3715         (vec_pack_trunc_<mode>): Macroize expander from
3716         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
3717         (vec_unpacks_lo_<mode>): Macroize expander from
3718         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3719         (vec_unpacks_hi_<mode>): Macroize expander from
3720         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3721         (vec_unpacku_lo_<mode>): Macroize expander from
3722         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3723         (vec_unpacku_hi_<mode>): Macroize expander from
3724         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3725         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
3726         ix86_expand_sse4_unpack.
3727         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
3728
3729 2011-04-16  Jan Hubicka  <jh@suse.cz>
3730
3731         * cgraphbuild.c: Include ipa-inline.h.
3732         (reset_inline_failed): Use initialize_inline_failed.
3733         * cgraph.c: Include ipa-inline.h.
3734         (cgraph_create_node_1): Do not initialize estimated_growth.
3735         (initialize_inline_failed): More to ipa-inline-analysis.c
3736         (dump_cgraph_node): Do not dump inline flags.
3737         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
3738         and disregard_inline_limits flags.
3739         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
3740         time, size, estimated_growth.
3741         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
3742         Update.
3743         * cgraphunit.c (cgraph_decide_is_function_needed): Use
3744         DECL_DISREGARD_INLINE_LIMITS.
3745         (cgraph_analyze_function): Do not initialize
3746         node->local.disregard_inline_limits.
3747         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3748         inlinable, versionable and disregard_inline_limits.
3749         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3750         cgraph_check_inline_limits, cgraph_default_inline_p,
3751         cgraph_edge_badness, update_caller_keys, update_callee_keys,
3752         add_new_edges_to_heap): Update.
3753         (cgraph_decide_inlining_of_small_function): Update; set
3754         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
3755         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
3756         cgraph_decide_inlining_incrementally): Update.
3757         * ipa-inline.h (inline_summary): Add inlinable, versionable,
3758         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
3759         time, size and estimated_growth parameters.
3760         (estimate_edge_growth): Update.
3761         (initialize_inline_failed): Declare.
3762         * ipa-split.c: Include ipa-inline.h
3763         (execute_split_functions): Update.
3764         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
3765         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
3766         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
3767         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
3768         estimated_growth to INT_MIN.
3769         (inline_node_duplication_hook): Likewise.
3770         (dump_inline_summary): Dump new fields.
3771         (compute_inline_parameters): Update.
3772         (estimate_edge_time, estimate_time_after_inlining,
3773         estimate_size_after_inlining, estimate_growth, inline_read_summary,
3774         inline_write_summary):
3775         (initialize_inline_failed): Move here from cgraph.c.
3776         * tree-sra.c: Include ipa-inline.h.
3777         (ipa_sra_preliminary_function_checks): Update.
3778         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
3779         ipa-inline.h.
3780
3781 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3782
3783         * config/i386/sse.md (V16): New mode iterator.
3784         (VI1, VI8): Ditto.
3785         (AVXMODEQI, AVXMODEDI): Remove.
3786         (sse2, sse3): New mode attribute.
3787         (mov<mode>): Use V16 mode iterator.
3788         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
3789         (push<mode>1): Use V16 mode iterator.
3790         (movmisalign<mode>): Ditto.
3791         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3792         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
3793         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3794         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
3795         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
3796         avx_movdqu<avxmodesuffix>.
3797         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
3798         *avx_movdqu<avxmodesuffix>.
3799         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
3800         avx_lddqu<avxmodesuffix>.
3801         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
3802         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
3803         avx_movnt<AVXMODEDI:mode>.
3804         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
3805         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
3806
3807 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
3808
3809         PR target/48629
3810         * haifa-sched.c (prune_ready_list, schedule_block): Use
3811         sched_pressure_p rather than flag_sched_pressure.
3812
3813 2011-04-15  Pat Haugen <pthaugen@us.ibm.com>
3814
3815         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
3816         cgraph_get_node instead of cgraph_get_create_node.
3817
3818 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
3819
3820         * cfgexpand.c (expand_debug_expr): Use
3821         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
3822
3823 2011-04-15  Michael Matz  <matz@suse.de>
3824
3825         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
3826         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
3827         * function.c (gimplify_parameters): Ditto.
3828         * gimplify.c (gimplify_vla_decl): Ditto.
3829
3830         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
3831         (gimple_call_set_alloca_for_var): New inline function.
3832         (gimple_call_alloca_for_var_p): Ditto.
3833         * gimple.c (gimple_build_call_from_tree): Remember
3834         CALL_ALLOCA_FOR_VAR_P state.
3835         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
3836
3837         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
3838         calls if they were for VLA objects.
3839
3840 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3841
3842         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
3843         of ADR_EXPRs.
3844
3845 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3846
3847         PR middle-end/48601
3848         * tree-emutls.c (lower_emutls_function_body): Call
3849         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
3850         result is non-NULL.
3851
3852 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3853
3854         * c-decl.c (detect_field_duplicates): Call
3855         objc_detect_field_duplicates instead of objc_get_interface_ivars.
3856
3857 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
3858
3859         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
3860         * gimple.c (gimple_asm_clobbers_memory_p): Define.
3861         * ipa-pure-const.c (check_stmt): Call it.
3862         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
3863
3864 2011-04-15  Richard Guenther  <rguenther@suse.de>
3865
3866         PR tree-optimization/48290
3867         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
3868         Properly decide inhibiting propagation based on the valueized
3869         operand.  Do loop-closed SSA form preserving here ...
3870         (init_copy_prop): ... not here.
3871
3872 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
3873
3874         PR target/48612
3875         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
3876         (*ieee_smax<mode>3): Likewise.
3877
3878 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3879
3880         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
3881         Replace match_operand with match_dup for the third operand in
3882         these expanders.
3883
3884 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3885
3886         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
3887         to track processing of conditionals.  Update all callers.
3888         (try_combine, simplify_if_then_else): Update.
3889
3890 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3891
3892         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
3893         -fsched-pressure.
3894
3895 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
3896
3897         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
3898         instead of match_operand for operand 3.
3899
3900 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
3901
3902         * recog.h (insn_operand_data): Add an "allows_mem" field.
3903         * genoutput.c (output_operand_data): Initialize it.
3904         * optabs.c (maybe_legitimize_operand_same_code): New function.
3905         (maybe_legitimize_operand): Use it when matching the original
3906         op->value.
3907
3908 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3909
3910         * gimplify.c: Fix issues in comments throughout.
3911         (voidify_wrapper_expr): Fix long line.
3912         (build_stack_save_restore): Likewise.
3913         (gimplify_loop_expr): Likewise.
3914         (gimplify_compound_lval): Likewise.
3915         (gimplify_init_ctor_eval): Likewise.
3916         (gimplify_modify_expr_rhs): Likewise.
3917         (omp_notice_threadprivate_variable): Likewise.
3918
3919 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3920
3921         * cfgexpand.c (expand_call_stmt): Convert the function type to the
3922         original one if this is not a builtin function.
3923
3924 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
3925
3926         PR target/48605
3927         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
3928         offset it as needed based on top 2 bits in operands[3], change
3929         MEM mode to SFmode and mask those 2 bits away from operands[3].
3930
3931 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
3932
3933         * c-parser.c (c_parser_objc_protocol_definition): Updated for
3934         change from objc_declare_protocols() to objc_declare_protocol().
3935
3936 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
3937
3938         * config/i386/sse.md (sse4_1): New mode attribute.
3939         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
3940         avx_blend<ssemodesuffix><avxmodesuffix> and
3941         sse4_1_blend<ssemodesuffix> using VF mode iterator.
3942         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
3943         avx_blendv<ssemodesuffix><avxmodesuffix> and
3944         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
3945         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
3946         avx_dp<ssemodesuffix><avxmodesuffix> and
3947         sse4_1_dp<ssemodesuffix> using VF mode iterator.
3948         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
3949         (sse4_1_packusdw): Merge with *avx_packusdw.
3950         (sse4_1_pblendvb): Merge with *avx_pblendvb.
3951         (sse4_1_pblendw): Merge with *avx_pblendw.
3952         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
3953         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
3954         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
3955         VF mode iterator.
3956         (sse4_1_round<ssescalarmodesuffix>): Merge with
3957         *avx_round<ssescalarmodesuffix>.
3958         (aesenc): Merge with *avx_aesenc.
3959         (aesenclast): Merge with *avx_aesenclast.
3960         (aesdec): Merge with *avx_aesdec.
3961         (aesdeclast): Merge with *avx_aesdeclast.
3962         (pclmulqdq): Merge with *pclmulqdq.
3963         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
3964         New predicate.
3965         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
3966
3967 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
3968
3969         PR middle-end/48608
3970         * cfgexpand.c (get_decl_align_unit): Renamed to ...
3971         (align_local_variable): This.  Update DECL_ALIGN.
3972         (add_stack_var): Updated.
3973         (expand_one_stack_var): Likewise.
3974
3975 2011-04-14  Richard Guenther  <rguenther@suse.de>
3976
3977         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
3978         Remove.
3979         (dse_initialize_block_local_data, dse_leave_block,
3980         record_voperand_set, get_stmt_uid): Likewise.
3981         (dse_possible_dead_store_p): Allow any kind of killing stmt.
3982         (dse_optimize_stmt): Remove voperand set handling code.
3983         Simplify and improve to handle any kind of killing stmt.
3984         (dse_record_phi): Remove.
3985         (dse_enter_block): Simplify.
3986         (tree_ssa_dse): Likewise.
3987         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
3988
3989 2011-04-14  Jan Hubicka  <jh@suse.cz>
3990
3991         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
3992         * cgraph.h (struct inline_summary): Move to ipa-inline.h
3993         (cgraph_local_info): Remove inline_summary.
3994         * ipa-cp.c: Include ipa-inline.h.
3995         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
3996         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
3997         accesor.
3998         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
3999         (input_overwrite_node): Do not set inline summary.
4000         (input_node): Do not stream inline summary.
4001         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
4002         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
4003         growth; we do not have inline parameters computed for that anyway.
4004         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
4005         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
4006         (inline_summary_t): New type and VECtor.
4007         (debug_inline_summary, dump_inline_summaries): Declare.
4008         (inline_summary): Use VOCtor.
4009         (estimate_edge_growth): Kill hack computing call stmt size directly.
4010         * lto-section-in.c (lto_section_name): Add inline section.
4011         * ipa-inline-analysis.c: Include lto-streamer.h
4012         (node_removal_hook_holder, node_duplication_hook_holder): New holders
4013         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
4014         (inline_summary_vec): Define.
4015         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
4016         dump_inline_summaries): New functions.
4017         (estimate_function_body_sizes): Properly compute size/time of outgoing
4018         calls.
4019         (compute_inline_parameters): Alloc inline_summary; do not compute
4020         size/time of incomming calls.
4021         (estimate_edge_time): Avoid missing time summary hack.
4022         (inline_read_summary): Read inline summary info.
4023         (inline_write_summary): Write inline summary info.
4024         (inline_free_summary): Free all hooks and inline summary vector.
4025         * lto-streamer.h: Add LTO_section_inline_summary section.
4026         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
4027         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
4028
4029 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4030
4031         * tree-vectorizer.h (vect_strided_store_supported): Add a
4032         HOST_WIDE_INT argument.
4033         (vect_strided_load_supported): Likewise.
4034         (vect_permute_store_chain): Return void.
4035         (vect_transform_strided_load): Likewise.
4036         (vect_permute_load_chain): Delete.
4037         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
4038         count argument.  Check that the count is a power of two.
4039         (vect_strided_load_supported): Likewise.
4040         (vect_permute_store_chain): Return void.  Update after above changes.
4041         Assert that the access is supported.
4042         (vect_permute_load_chain): Likewise.
4043         (vect_transform_strided_load): Return void.
4044         * tree-vect-stmts.c (vectorizable_store): Update calls after
4045         above interface changes.
4046         (vectorizable_load): Likewise.
4047         (vect_analyze_stmt): Don't check for strided powers of two here.
4048
4049 2011-04-14  Richard Guenther  <rguenther@suse.de>
4050
4051         PR tree-optimization/48590
4052         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
4053         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4054         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
4055         BUILT_IN_STACK_SAVE.
4056         * tree-ssa-dce.c (propagate_necessity): Handle
4057         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
4058
4059 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4060
4061         * c-parser.c (c_parser_objc_class_declaration): Updated call to
4062         objc_declare_class.
4063
4064 2011-04-14  Richard Guenther  <rguenther@suse.de>
4065
4066         * tree.h (get_object_alignment_1): Declare.
4067         * builtins.c (get_object_alignment_1): Split out worker from ...
4068         (get_object_alignment): ... here.
4069         * fold-const.c (get_pointer_modulus_and_residue): Use
4070         get_object_alignment_1.
4071
4072 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4073
4074         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
4075         type parameter.
4076         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
4077         parameter.  Generalise code to handle arrays as well as vectors.
4078         (vect_setup_realignment): Update accordingly.
4079         * tree-vect-stmts.c (vectorizable_store): Likewise.
4080         (vectorizable_load): Likewise.
4081
4082 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4083
4084         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
4085         within the per-copy loop.
4086
4087 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4088
4089         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
4090         in the dump file.
4091
4092 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
4093
4094         * doc/options.texi (Negative): Explicitly mention that the
4095         Negative chain must be circular.
4096
4097 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
4098
4099         * function.h (block_chainon): Declare.
4100         * function.c (block_chainon): Define.
4101
4102 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
4103             Eric Weddington  <eric.weddington@atmel.com>
4104             Georg-Johann Lay <avr@gjlay.de>
4105
4106         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
4107         New Includes
4108         (avr_init_builtins, avr_expand_builtin,
4109         avr_expand_delay_cycles, avr_expand_unop_builtin,
4110         avr_expand_binop_builtin ): New functions.
4111         (avr_builtin_id): New enum
4112         (struct avr_builtin_description): New struct
4113         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
4114         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4115
4116         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
4117         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
4118         UNSPECV_DELAY_CYCLES): new enumeration values
4119         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
4120         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
4121         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
4122         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
4123         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
4124         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
4125         "fmulsu"): New insns
4126
4127         * config/avr/avr-c.c: fix line endings
4128         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
4129         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
4130         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
4131         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
4132         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
4133
4134         * doc/extend.texi (AVR Built-in Functions): New node
4135         (Target Builtins): Add documentation of AVR
4136         built-in functions.
4137
4138 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
4139
4140         PR target/44643
4141         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
4142         alone. Error if non-const data has attribute progmem.
4143
4144 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4145
4146         * tree.h (struct tree_constructor): Include tree_typed instead of
4147         tree_common.
4148         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
4149         TS_TYPED instead of TS_COMMON.
4150
4151 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4152
4153         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
4154         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
4155         (sse2_psadbw): Merge with *avx_psadbw.
4156         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
4157         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
4158         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
4159         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
4160         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
4161         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
4162         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
4163         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
4164         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
4165         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
4166         (ssse3_palignrti): Merge with *avx_palignrti.
4167
4168 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4169
4170         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
4171         * tree-ssanames.c (fini_ssanames): VEC_free it.
4172         (make_ssa_name_fn): Update for VECness of free_ssanames.
4173         (release_ssa_name, release_dead_ssa_names): Likewise.
4174         * tree.h (struct tree_ssa_name): Include tree_typed instead of
4175         tree_common.
4176         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
4177         TS_TYPED instead of TS_COMMON.
4178
4179 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4180
4181         * postreload-gcse.c (gcse_after_reload_main): Add calls to
4182         statistics_counter_event.
4183         * tree-ssa-copyrename.c (stats): Define.
4184         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
4185         statistics_counter_event.
4186         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
4187         (bswap_stats, widen_mul_stats): Define.
4188         (insert_reciprocals): Increment rdivs_inserted.
4189         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
4190         rfuncs_inserted.  Add calls to statistics_counter_event.
4191         (execute_cse_sincos_1): Increment inserted.
4192         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
4193         statistics_counter_event.
4194         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
4195         of bswap_stats.  Add calls to statistics_counter_event.
4196         (convert_mult_to_widen): Increment widen_mults_inserted.
4197         (convert_plusminus_to_widen): Increment maccs_inserted.
4198         (convert_mult_to_fma): Increment fmas_inserted.
4199         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
4200         calls to statistics_counter_event.
4201
4202 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
4203
4204         PR rtl-optimization/48455
4205         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
4206         `temp_costs->mem_cost'.
4207
4208 2011-04-13  Jan Hubicka  <jh@suse.cz>
4209
4210         * ipa-inline.h: New file.
4211         * ipa-inline-analysis.c: New file. Broken out of ...
4212         * ipa-inline.c: ... this file; update toplevel comment;
4213         include ipa-inline.h
4214         (inline_summary): Move to ipa-inline.h
4215         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
4216         ipa-inline-analysis.c.
4217         (cgraph_estimate_time_after_inlining): Rename to
4218         estiamte_time_after_inlining; move to ipa-inline-analysis.c
4219         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
4220         to estimate_edge_growth.
4221         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
4222         rename to estimate_size_after_inlining.
4223         (cgraph_mark_inline_edge): Update for new naming convention.
4224         (cgraph_check_inline_limits): Likewise.
4225         (cgraph_edge_badness): Likewise.
4226         (cgraph_decide_recursive_inlining): Likewise.
4227         (cgraph_decide_inlining_of_small_functions): Likewise.
4228         (cgraph_decide_inlining_incrementally): Likewise.
4229         (cgraph_estimate_growth): Rename to estimate_growth; move to
4230         ipa-inline-analysis.c.
4231         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
4232         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
4233         (compute_inline_parameters): Likewise.
4234         (compute_inline_parameters_for_current): Likewise.
4235         (pass_inline_parameters): Likewise.
4236         (inline_indirect_intraprocedural_analysis): Likewise.
4237         (analyze_function): Rename to inline_analyze_function; likewise.
4238         (add_new_function): Move to ipa-inline-analysis.c.
4239         (inline_generate_summary): Likewise.
4240         (inline_read_summary): Likewise.
4241         (inline_write_summary): Likewise.
4242         * Makefile.in (ipa-inline-analysis.c): New file.
4243
4244 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4245
4246         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
4247         * configure: Regenerate.
4248
4249 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
4250
4251         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
4252         instead of tree_common.
4253         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
4254         Likewise.
4255         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
4256         TS_TYPED rather than TS_COMMON.
4257         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
4258
4259 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
4260
4261         PR target/45263
4262         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
4263         r20 around calls of __tablejump_elpm__
4264
4265 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
4266
4267         PR middle-end/48591
4268         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
4269         NULL.
4270         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
4271
4272 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
4273
4274         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
4275         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
4276         (cfi_vec): New typedef.
4277         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
4278         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
4279         (cie_cfi_vec): New static variable.
4280         (cie_cfi_head): Delete.
4281         (add_cfi): Accept a cfi_vec * as first argument. All callers and
4282         declaration changed. Use vector rather than list operations.
4283         (new_cfi): Don't initialize the dw_cfi_next field.
4284         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
4285         rather than list operations.
4286         (lookup_cfa): Use vector rather than list operations.
4287         (output_cfis): New argument upto. Accept a cfi_vec rather than
4288         a dw_cfi_ref list head as argument. All callers changed.
4289         Iterate over the vector using upto as a maximum index.
4290         (output_all_cfis): New static function.
4291         (output_fde): Use vector rather than list operations. Use the
4292         new upto argument for output_cfis rather than manipulating a
4293         list.
4294         (dwarf2out_begin_prologue): Change initializations to match
4295         new struct members.
4296         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
4297         from the vector length rather than searching for the end of a list.
4298         Use output_all_cfis.
4299         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
4300
4301 2011-04-13  Nick Clifton  <nickc@redhat.com>
4302
4303         * config/rx/rx.md (movmemsi): Do not use this pattern when
4304         volatile pointers are involved.
4305
4306 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
4307
4308         * config/i386/sse.md (pinsrbits): Remove.
4309         (sse2_packsswb): Merge with *avx_packsswb.
4310         (sse2_packssdw): Merge with *avx_packssdw.
4311         (sse2_packuswb): Merge with *avx_packuswb.
4312         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
4313         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
4314         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
4315         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
4316         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
4317         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
4318         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
4319         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
4320         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
4321         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
4322         (sse2_loadld): Merge with *avx_loadld.
4323         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
4324         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
4325         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
4326         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
4327         (vec_concatv2di): Merge with *vec_concatv2di_avx.
4328
4329 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
4330
4331         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
4332         calling TREE_CHAIN.
4333         * print-tree.c (print_node): Likewise.
4334         * tree-inline.c (copy_tree_r): Likewise.
4335         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
4336         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
4337         instead of TS_COMMON.
4338         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
4339         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
4340         (copy_node_stat): Zero TREE_CHAIN only if necessary.
4341         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
4342         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
4343         ...and these...
4344         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
4345         * tree.h: ...here.
4346         (TREE_CHAIN): Check for a TS_COMMON structure.
4347         (TREE_TYPE): Check for a TS_TYPED structure.
4348
4349 2011-04-12  Pat Haugen <pthaugen@us.ibm.com>
4350
4351         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
4352         cgraph_get_create_node instead of cgraph_node.
4353
4354 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4355
4356         * c-parser.c (c_parser_initelt): Updated call to
4357         objc_build_message_expr.
4358         (c_parser_postfix_expression): Likewise.
4359
4360 2011-04-12  Kai Tietz  <ktietz@redhat.com>
4361
4362         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
4363         MASK_MS_BITFIELD_LAYOUT bit.
4364
4365 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4366
4367         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
4368         assert it is always true.
4369         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
4370         moves.
4371
4372 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
4373
4374         * c-parser.c (c_lex_one_token): Rewritten conditional used when
4375         compiling Objective-C to be more efficient.
4376
4377 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
4378
4379         * opts-common.c (decode_cmdline_options_to_array): Remove variable
4380         argv_copied.
4381
4382 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4383
4384         * recog.h, genoutput.c, optabs.c: Revert last patch.
4385
4386 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4387
4388         PR target/48090
4389         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
4390
4391 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4392
4393         * recog.h (insn_operand_data): Add an "allows_mem" field.
4394         * genoutput.c (output_operand_data): Initialize it.
4395         * optabs.c (maybe_legitimize_operand_same_code): New function.
4396         (maybe_legitimize_operand): Use it when matching the original
4397         op->value.
4398
4399 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4400
4401         * genpreds.c (process_define_predicate): Move most processing
4402         to gensupport.c.  Continue to validate the expression.
4403         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
4404         (process_define_predicate): Move processing to gensupport.c.
4405         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
4406         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
4407         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
4408         argument.
4409         (valid_predicate_name_p): New function, split out from old
4410         genpreds.c:process_define_predicate.
4411         (process_define_predicate): New function, combining code from
4412         old genpreds.c and genrecog.c functions.
4413         (process_rtx): Call it for DEFINE_PREDICATE and
4414         DEFINE_SPECIAL_PREDICATE.
4415
4416 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
4417
4418         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
4419         size of a '%A' memory reference.
4420         (T_DREG, T_QREG): New neon_builtin_type_bits.
4421         (arm_init_neon_builtins): Assert that the load and store operands
4422         are neon_struct_operands.
4423         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
4424         (NEON_ARG_MEMORY): New builtin_arg.
4425         (neon_dereference_pointer): New function.
4426         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
4427         Handle NEON_ARG_MEMORY.
4428         (arm_expand_neon_builtin): Update after above interface changes.
4429         Use NEON_ARG_MEMORY for loads and stores.
4430         * config/arm/predicates.md (neon_struct_operand): New predicate.
4431         * config/arm/iterators.md (V_two_elem): Tweak formatting.
4432         (V_three_elem): Use BLKmode for accesses that have no associated mode.
4433         (V_four_elem): Tweak formatting.
4434         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
4435         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
4436         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
4437         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
4438         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
4439         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
4440         (neon_vst4<mode>): Replace pointer operand with a memory operand.
4441         Use %A in the output template.
4442         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
4443         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
4444         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
4445         the width of the memory access.  Remove post-increment.
4446         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
4447
4448 2011-04-12  Nick Clifton  <nickc@redhat.com>
4449
4450         * config/v850/v850.c (expand_prologue): Do not use the CALLT
4451         instruction for interrupt handlers if the target is the basic V850
4452         architecture.
4453         (expand_epilogue): Likewise.
4454
4455 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4456
4457         PR rtl-optimization/48549
4458         * combine.c (propagate_for_debug): Also stop after BB_END of
4459         this_basic_block.  Process LAST and just stop processing after it.
4460         (combine_instructions): If last_combined_insn has been deleted,
4461         set last_combined_insn to its PREV_INSN.
4462
4463 2011-04-12  Richard Guenther  <rguenther@suse.de>
4464
4465         PR tree-optimization/46076
4466         * gimple.h (struct gimple_statement_call): Add fntype field.
4467         (gimple_call_fntype): Adjust.
4468         (gimple_call_set_fntype): New function.
4469         * gimple.c (gimple_build_call_1): Set the call function type.
4470         * gimplify.c (gimplify_call_expr): Preserve the function
4471         type the frontend used for the call.
4472         (gimplify_modify_expr): Likewise.
4473         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
4474         function type.
4475         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
4476         function type.
4477         * tree-ssa.c (useless_type_conversion_p): Function pointer
4478         conversions are useless.
4479
4480 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4481
4482         * cgraph.h (cgraph_node): Remove function declaration.
4483         (cgraph_create_node): Declare.
4484         (cgraph_get_create_node): Likewise.
4485         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
4486         Updated all callers.
4487         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
4488         the decl does not already exist.  Call cgraph_get_create_node instead
4489         of cgraph_node.
4490         (cgraph_get_create_node): New function.
4491         (cgraph_same_body_alias): Update comment.
4492         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
4493         assert it does not return NULL.
4494         (cgraph_update_edges_for_call_stmt): Likewise.
4495         (cgraph_clone_edge): Likewise.
4496         (cgraph_create_virtual_clone): Likewise.
4497         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4498         instead of cgraph_node.
4499         (cgraph_add_new_function): Call cgraph_create_node or
4500         cgraph_get_create_node instead of cgraph_node.
4501         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4502         instead of cgraph_node.
4503         (record_eh_tables): Likewise.
4504         (mark_address): Likewise.
4505         (mark_load): Likewise.
4506         (build_cgraph_edges): Call cgraph_get_create_node instead
4507         of cgraph_node.
4508         (rebuild_cgraph_edges): Likewise.
4509         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4510         instead of cgraph_node.
4511         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4512         cgraph_node.
4513         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4514         cgraph_create_node instead of cgraph_node.
4515         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4516         of cgraph_node.
4517         * lto-cgraph.c (input_node): Likewise.
4518         * lto-streamer-in.c (input_function): Likewise.
4519         * varasm.c (mark_decl_referenced): Likewise.
4520         (assemble_alias): Likewise.
4521
4522 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4523
4524         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4525         instead of cgraph_node and assert it does not return NULL.
4526         * lto-streamer-in.c (lto_read_body): Likewise.
4527         * omp-low.c (new_omp_context): Likewise.
4528         (create_task_copyfn): Likewise.
4529         * tree-emutls.c (lower_emutls_function_body): Likewise.
4530         * matrix-reorg.c (transform_allocation_sites): Likewise.
4531
4532 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4533
4534         PR c/48552
4535         * c-typeck.c (build_asm_expr): Error out on attempts to use
4536         void type outputs or inputs for constraints that allow reg or
4537         don't allow memory.
4538
4539 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4540             Richard Earnshaw  <rearnsha@arm.com>
4541
4542         PR target/48250
4543         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4544         to use sign-magnitude offsets. Reject unsupported unaligned
4545         cases. Add detailed description in comments.
4546         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4547         condition from TARGET_32BIT to TARGET_ARM.
4548
4549 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4550
4551         * tree.h (struct typed_tree): New.
4552         (struct tree_common): Include it instead of tree_base.
4553         (TREE_TYPE): Update for new location of type field.
4554         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4555         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4556         (union tree_node): Add typed field.
4557         * treestruct.def (TS_TYPED): New.
4558         * lto-streamer.c (check_handled_ts_structures): Handle it.
4559         * tree.c (MARK_TS_TYPED): New macro.
4560         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4561
4562 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4563
4564         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4565         (force_nonfallthru): Do not alter the loop nest if no basic block
4566         was created.
4567
4568 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4569
4570         * config/i386/sse.md (VI): New mode iterator.
4571         (SSEMODEI): Remove.
4572         (AVX256MODEI): Ditto.
4573         (AVXMODEF4P): Ditto.
4574         (avxvecpsmode): Ditto.
4575         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4576         (sse2_andnot<mode>3): New expander.
4577         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4578         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4579         (<any_logic:code><mode>3): Use VI mode iterator.
4580         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4581         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
4582         (*andnottf3): Handle AVX three-operand constraints.
4583         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
4584
4585 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4586             Robert Millan  <rmh@gnu.org>
4587
4588         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
4589         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
4590         GNU_USER_DYNAMIC_LINKER64): Define.
4591         (REG_NAME): Don't undefine.
4592         (MD_UNWIND_SUPPORT): Undefine.
4593         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
4594         (REG_NAME): Don't undefine.
4595         (MD_UNWIND_SUPPORT): Undefine.
4596         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
4597
4598 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4599
4600         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
4601         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
4602
4603 2011-04-11  Xinliang David Li  <davidxl@google.com>
4604
4605         * value-profile.c (check_ic_target): New function.
4606         (gimple_ic_transform): Sanity check indirect call target.
4607         * gimple-low.c (gimple_check_call_args): Interface change.
4608         (gimple_check_call_matching_types): New function.
4609         * tree-inline.c (tree_can_inline_p): Call new function.
4610
4611 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
4612
4613         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
4614         tree-pretty-print.h & realmpfr.h.
4615
4616 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
4617
4618         PR middle-end/48464
4619         * ira.c (setup_pressure_classes): Fix typo in loop condition.
4620         (setup_allocno_and_important_classes): Ditto.
4621
4622 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4623
4624         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
4625         GNU_USER_DYNAMIC_LINKER.
4626         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
4627         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4628         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
4629         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4630         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4631         GNU_USER_TARGET_OS_CPP_BUILTINS.
4632         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
4633         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4634         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4635         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4636         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
4637         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4638         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4639         GNU_USER_TARGET_OS_CPP_BUILTINS.
4640         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4641         GNU_USER_DYNAMIC_LINKER.
4642         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4643         GNU_USER_TARGET_OS_CPP_BUILTINS.
4644         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
4645         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4646         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
4647         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4648         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
4649         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
4650         GNU_USER_DYNAMIC_LINKER64): Remove.
4651         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
4652         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4653         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4654         GNU_USER_DYNAMIC_LINKER.
4655         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4656         GNU_USER_TARGET_OS_CPP_BUILTINS.
4657         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4658         GNU_USER_TARGET_OS_CPP_BUILTINS.
4659         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
4660         to GNU_USER_TARGET_OS_CPP_BUILTINS.
4661         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4662         GNU_USER_TARGET_OS_CPP_BUILTINS.
4663         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
4664         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
4665         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4666         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
4667         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4668         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4669         GNU_USER_DYNAMIC_LINKER.
4670         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4671         GNU_USER_TARGET_OS_CPP_BUILTINS.
4672         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
4673         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4674         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4675         GNU_USER_DYNAMIC_LINKER.
4676         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4677         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4678         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
4679         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4680         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4681         GNU_USER_DYNAMIC_LINKER.
4682         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
4683         GNU_USER_DYNAMIC_LINKERN32.
4684         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
4685         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
4686         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
4687         GNU_USER_DYNAMIC_LINKER32.
4688         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
4689         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4690         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4691         GNU_USER_DYNAMIC_LINKER.
4692         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4693         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4694         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
4695         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4696         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4697         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
4698         GNU_USER_DYNAMIC_LINKER32.
4699         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4700         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
4701         GNU_USER_DYNAMIC_LINKER.
4702         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
4703         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4704         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4705         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
4706         GNU_USER_DYNAMIC_LINKER64.
4707         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
4708         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4709         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4710         GNU_USER_DYNAMIC_LINKER.
4711         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
4712         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4713         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4714         GNU_USER_DYNAMIC_LINKER.
4715         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
4716         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4717         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4718         GNU_USER_DYNAMIC_LINKER32.
4719         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4720         GNU_USER_DYNAMIC_LINKER64.
4721         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4722         GNU_USER_DYNAMIC_LINKER64.
4723         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
4724         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4725         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
4726         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4727         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4728
4729 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4730
4731         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
4732         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
4733         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
4734         GNU_USER_DYNAMIC_LINKER.
4735         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4736         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
4737         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
4738         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
4739         GNU_USER_DYNAMIC_LINKER64.
4740         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4741         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
4742         GNU_USER_LINK_EMULATION.
4743         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
4744         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
4745         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
4746         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
4747         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
4748         CPP_SPEC, CC1_SPEC): Remove.
4749         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
4750         (GNU_USER_DYNAMIC_LINKER): Define.
4751         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
4752         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
4753         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
4754         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
4755         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
4756         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
4757         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4758         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
4759         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
4760         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
4761         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
4762         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
4763         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
4764         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
4765         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
4766         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4767         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4768         GNU_USER_DYNAMIC_LINKER.
4769         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4770         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4771         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4772         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4773         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4774         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4775         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
4776         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
4777         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
4778         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
4779
4780 2011-04-11  Kai Tietz  <ktietz@redhat.com>
4781
4782         PR target/9601
4783         PR target/11772
4784         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
4785         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
4786         comment.
4787         (ix86_is_msabi_thiscall): Removed.
4788         (ix86_is_type_thiscall): Likewise.
4789         (ix86_get_callcvt): New function.
4790         (ix86_comp_type_attributes): Simplify check.
4791         (ix86_function_regparm): Use ix86_get_callcvt for calling
4792         convention attribute checks.
4793         (ix86_return_pops_args): Likewise.
4794         (ix86_static_chain): Likewise.
4795         (x86_this_parameter): Likewise.
4796         (x86_output_mi_thunk): Likewise.
4797         (ix86_function_type_abi): Optimize check for types without attributes.
4798         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
4799         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
4800         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
4801         by flag-values.
4802         (IX86_BASE_CALLCVT): Helper macro.
4803         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4804         Use ix86_get_callcvt for calling convention attribute checks and avoid
4805         symbol-decoration for stdcall in TARGET_RTD case.
4806         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4807         Likewise.
4808         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
4809         for declaration.
4810
4811 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4812
4813         * config/i386/sse.md (VI_128): New mode iterator.
4814         (VI12_128): Rename from SSEMODE12.
4815         (VI14_128): Rename from SSEMODE14.
4816         (VI124_128): New mode iterator.
4817         (VI24_128): Rename from SSEMODE248.
4818         (VI248_128): Rename from SSEMODE248.
4819         (SSEMODE124C8): Remove.
4820         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
4821         (*sse2_<plusminus_insn><mode>3): Merge with
4822         *avx_<plusminus_insn><mode>3.
4823         (*mulv8hi3): Merge with *avx_mulv8hi3.
4824         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
4825         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
4826         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
4827         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
4828         (ashr<mode>3): Merge with *avx_ashr<mode>3.
4829         (lshr<mode>3): Merge with *avx_lshr<mode>3.
4830         (ashl<mode>3): Merge with *avx_ashl<mode>3.
4831         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
4832         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
4833         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4834         (*<smaxmin:code>v8hi3): Ditto.
4835         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
4836         (*<smaxmin:code>v16qi3): Ditto.
4837         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
4838         (*sse2_eq<mode>3): Ditto.
4839         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
4840         (*sse2_gt<mode>3): Ditto.
4841         (vcondv2di): Split out of vcond<mode>.
4842         (vconduv2di): Split out of vcondu<mode>.
4843
4844 2011-04-11  Richard Guenther  <rguenther@suse.de>
4845
4846         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
4847         before calling tree_low_cst.
4848
4849 2011-04-11  Richard Guenther  <rguenther@suse.de>
4850
4851         * stor-layout.c (layout_type): Compute all array index size operations
4852         in the original type.
4853         (initialize_sizetypes): Add comment.
4854         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
4855
4856 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4857
4858         * common.opt (Tbss=, Tdata=, Ttext=): New options.
4859
4860 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4861
4862         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
4863         of cgraph_node, handle NULL return value.
4864         (cgraph_global_info): Likewise.
4865         (cgraph_rtl_info): Likewise.
4866         * tree-inline.c (estimate_num_insns): Likewise.
4867         * gimplify.c (unshare_body): Likewise.
4868         (unvisit_body): Likewise.
4869         (gimplify_body): Likewise.
4870         * predict.c (optimize_function_for_size_p): Likewise.
4871         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
4872         (call_may_clobber_ref_p_1): Likewise.
4873         * varasm.c (function_section_1): Likewise.
4874         (assemble_start_function): Likewise.
4875
4876 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4877
4878         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
4879         of cgraph_node.
4880         * final.c (rest_of_clean_state): Likewise.
4881         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
4882         * passes.c (pass_init_dump_file): Likewise.
4883         (execute_all_ipa_transforms): Likewise.
4884         (function_called_by_processed_nodes_p): Likewise.
4885         * predict.c (maybe_hot_frequency_p): Likewise.
4886         (probably_never_executed_bb_p): Likewise.
4887         (compute_function_frequency): Likewise.
4888         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
4889         (unnest_nesting_tree_1): Likewise.
4890         (lower_nested_functions): Likewise.
4891         * tree-optimize.c (execute_fixup_cfg): Likewise.
4892         (tree_rest_of_compilation): Likewise.
4893         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
4894         * tree-sra.c (ipa_early_sra): Likewise.
4895         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4896         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
4897         * ipa.c (record_cdtor_fn): Likewise.
4898         * ipa-inline.c (cgraph_early_inlining): Likewise.
4899         (compute_inline_parameters_for_current): Likewise.
4900         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
4901         * ipa-pure-const.c (local_pure_const): Likewise.
4902         * ipa-split.c (split_function): Likewise.
4903         (execute_split_functions): Likewise.
4904         * cgraphbuild.c (build_cgraph_edges): Likewise.
4905         (rebuild_cgraph_edges): Likewise.
4906         (cgraph_rebuild_references): Likewise.
4907         (remove_cgraph_callee_edges): Likewise.
4908         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
4909         (verify_cgraph_node): Likewise.
4910         (cgraph_analyze_functions): Likewise.
4911         (cgraph_preserve_function_body_p): Likewise.
4912         (save_inline_function_body): Likewise.
4913         (save_inline_function_body): Likewise.
4914         * tree-inline.c (copy_bb): Likewise.
4915         (optimize_inline_calls): Likewise.
4916
4917 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4918
4919         PR tree-optimization/48195
4920         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
4921         ipa_check_create_edge_args.
4922         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
4923         ipa_check_create_edge_args.
4924         * ipa-inline.c (inline_generate_summary): Do not call
4925         ipa_check_create_node_params and ipa_check_create_edge_args.
4926         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
4927         ipa_check_create_edge_args.
4928
4929 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
4930
4931         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
4932         instead of loop.
4933         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4934         * function.c (record_hard_reg_sets): Likewise.
4935         * ira.c (compute_regs_asm_clobbered): Likewise.
4936         * sched-deps.c (sched_analyze_1): Likewise.
4937         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
4938
4939 2011-04-09  Xinliang David Li  <davidxl@google.com>
4940
4941         PR tree-optimization/PR48484
4942         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
4943         has_valid_pred lazily
4944
4945 2011-04-09  Duncan Sands  <baldrick@free.fr>
4946
4947         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
4948
4949 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
4950
4951         * combine.c (combine_validate_cost): Adjust comments.  Set registered
4952         cost of I0 to zero at the end, if any.
4953
4954 2011-04-08  Xinliang David Li  <davidxl@google.com>
4955
4956         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
4957         to insane profile data.
4958
4959 2011-04-08  Xinliang David Li  <davidxl@google.com>
4960
4961         * ipa-cp.c (ipcp_update_profiling): Correct
4962          negative scale factor due to insane profile data.
4963
4964 2011-04-08  Xinliang David Li  <davidxl@google.com>
4965
4966         * final.c (dump_basic_block_info): New function.
4967         (final): Dump basic block.
4968         (final_scan_insn): Remove old dump.
4969
4970 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
4971
4972         PR target/47829
4973         * config.gcc (i386-*-freebsd): Disable unwind table generation for
4974         crtbegin/crtend.
4975
4976 2011-04-08  Michael Matz  <matz@suse.de>
4977
4978         PR middle-end/48389
4979         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
4980         functions.
4981         (rebuild_jump_labels): Call rebuild_jump_labels_1.
4982         * rtl.h (rebuild_jump_labels_chain): Declare.
4983         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
4984         insns inserted on edges.
4985
4986 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
4987
4988         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
4989         * config/arm/arm-arches.def: New.
4990         * config/arm/arm-opts.h: New.
4991         * config/arm/genopt.sh: New.
4992         * config/arm/arm-tables.opt: New (generated).
4993         * config/arm/arm.c (arm_handle_option, arm_target_help,
4994         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
4995         (all_architectures): Get most table contents from arm-arches.def.
4996         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
4997         arm_selected_tune here.
4998         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
4999         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
5000         (march=, mcpu=, mtune=): Use Enum and Var.
5001         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
5002         (arm.o): Update dependencies.
5003
5004 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
5005
5006         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
5007         of header_file.
5008         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
5009         (write_typed_alloc_defns): Likewise.
5010         (main): Calls write_typed_alloc_defns with output_header.
5011
5012 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
5013
5014         PR inline-asm/48435
5015         * ira-color.c (setup_profitable_hard_regs): Add comments.
5016         Don't take prohibited hard regs into account.
5017         (setup_conflict_profitable_regs): Rename to
5018         get_conflict_profitable_regs.
5019         (check_hard_reg_p): Check prohibited hard regs.
5020
5021 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
5022
5023         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
5024         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
5025         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
5026
5027 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5028
5029         PR target/48366
5030         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
5031         move from floating point to shift amount register.
5032         (emit_move_sequence): Remove secondary reload support for floating
5033         point to shift amount amount register copies.
5034         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
5035         amount register copies.
5036         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
5037         register, return false if mode isn't a scalar integer mode.
5038         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
5039
5040 2011-04-08  Richard Guenther  <rguenther@suse.de>
5041
5042         * gimple.c (gimple_call_flags): Remove kludge.
5043
5044 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5045
5046         * sel-sched.c (sel_region_init): Move call to
5047         sel_setup_region_sched_flags after setup_current_loop_nest.
5048
5049 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
5050
5051         PR rtl-optimization/48272
5052         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
5053         init_insn_reg_pressure_info.  Adjust a caller.
5054         * sched-int.h (init_insn_reg_pressure_info): Declare.
5055         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
5056         when sched-pressure is enabled.
5057
5058 2011-04-08  Richard Guenther  <rguenther@suse.de>
5059
5060         * gimple.c (gimple_set_modified): Do not queue calls to
5061         MODIFIED_NORETURN_CALLS here ...
5062         * tree-ssa-operands.c (update_stmt_operands): ... but here.
5063
5064 2011-04-08  Richard Guenther  <rguenther@suse.de>
5065
5066         PR lto/48467
5067         * toplev.c (lang_dependent_init): Do not open asm_out_file
5068         in WPA mode, nor perform debug machinery initialization.
5069         (finalize): Do not unlink asm_out_file in WPA mode.
5070
5071 2011-04-08  Richard Guenther  <rguenther@suse.de>
5072
5073         * gimple.h (gimple_call_fntype): New function.
5074         (gimple_call_return_type): Use it.
5075         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
5076         * gimple-low.c (gimple_check_call_args): Likewise.
5077         * gimple.c (gimple_call_flags): Likewise.
5078         (gimple_call_arg_flags): Likewise.
5079         (gimple_call_return_flags): Likewise.
5080         * tree-cfg.c (verify_gimple_call): Likewise.
5081         (do_warn_unused_result): Likewise.
5082         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5083         * value-prof.c (gimple_ic_transform): Fix fndecl check.
5084
5085 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
5086
5087         PR rtl-optimization/48235
5088         * sel-sched.c (code_motion_process_successors): Recompute the last
5089         insn in basic block if control flow changed.
5090         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
5091         Update condition for ilist_remove.
5092
5093 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5094
5095         PR rtl-optimization/48302
5096         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
5097         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
5098         it to record added preheader blocks.
5099         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
5100         on to sel_add_loop_preheaders.
5101         (sel_region_init): Move call to setup_current_loop_nest after
5102         sel_init_bbs.
5103
5104 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5105
5106         PR target/48273
5107         * cfgloop.h (loop_has_exit_edges): New helper.
5108         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
5109         non-clonable.
5110         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
5111         that have no exit edges.
5112
5113 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
5114
5115         PR rtl-optimization/48442
5116         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
5117         all callers.  Adjust assert.
5118
5119 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
5120
5121         PR tree-optimization/48377
5122         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
5123         is_packed to true even for types with smaller TYPE_ALIGN than
5124         TYPE_SIZE.
5125
5126 2011-04-08  Richard Guenther  <rguenther@suse.de>
5127
5128         PR bootstrap/48513
5129         * doc/tm.texi: Re-generate.
5130
5131 2011-04-08  Wei Guozhi  <carrot@google.com>
5132
5133         PR target/47855
5134         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
5135         * config/arm/arm.c (arm_attr_length_push_multi): New function.
5136         * config/arm/arm.md (*push_multi): Change the length computation to
5137         call a C function.
5138
5139 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
5140
5141         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
5142         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
5143         * doc/tm.texi: Regenerate.
5144         * system.h (ASM_OUTPUT_BSS): Poison.
5145         * varasm.c (asm_output_bss): Remove function.
5146         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
5147
5148         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
5149         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
5150         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
5151         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5152         Likewise.
5153         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5154         Likewise.
5155         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5156         Likewise.
5157         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5158
5159 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5160
5161         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
5162         EnumValue lines.
5163
5164 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
5165
5166         * config/m68k/m68k.c (m68k_handle_option): Don't handle
5167         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
5168         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
5169         OPT_mcpu32.
5170         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5171         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
5172         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
5173         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
5174         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
5175         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
5176         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5177         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
5178         options.  Don't map other m68k options manually.  Don't handle
5179         old-style options as canonical.
5180         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
5181         * doc/install.texi (m68k-*-*): Document binutils version requirement.
5182
5183 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
5184
5185         * basic-block.h (force_nonfallthru): Move to...
5186         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
5187         (force_nonfallthru): ...here.
5188         * cfghooks.c (force_nonfallthru): New function.
5189         * cfgrtl.c (force_nonfallthru): Rename into...
5190         (rtl_force_nonfallthru): ...this.
5191         (commit_one_edge_insertion): Do not set AUX field.
5192         (commit_edge_insertions): Do not discover new basic blocks.
5193         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
5194         (cfg_layout_rtl_cfg_hooks): Likewise.
5195         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
5196         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
5197         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
5198
5199 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
5200
5201         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5202         Remove macros.
5203
5204 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
5205
5206         * config/i386/sse.md: Update copyright year.
5207         (avxcvtvecmode): Remove.
5208         (sse_movhlps): Merge with *avx_movhlps.
5209         (sse_movlhps): Merge with *avx_movlhps.
5210         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
5211         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
5212         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
5213         (sse_loadhps): Merge with *avx_loadhps.
5214         (sse_storelps): Merge with *avx_storelps.
5215         (sse_loadlps): Merge with *avx_loadlps.
5216         (sse_movss): Merge with *avx_movss.
5217         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
5218         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
5219         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
5220         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
5221         (vec_set<mode>_0): Ditto.
5222         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
5223         (sse4_1_insertps): Merge with *avx_insertps.
5224         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
5225         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
5226         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
5227         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
5228         (sse2_storehpd): Merge with *avx_storehpd.
5229         (sse2_loadhpd): Merge with *avx_loadhpd.
5230         (sse2_loadlpd): Merge with *avx_loadlpd.
5231         (sse2_movsd): Merge with *avx_movsd.
5232         (*vec_concatv2df): Merge with *vec_concatv2df.
5233
5234 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
5235
5236         PR debug/48343
5237         * combine.c (combine_instructions): Add last_combined_insn,
5238         update it if insn is after it, pass it to all try_combine calls.
5239         (try_combine): Add last_combined_insn parameter, pass it instead of
5240         i3 to propagate_for_debug.
5241
5242 2011-04-07  Nick Clifton  <nickc@redhat.com>
5243
5244         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
5245         to handle MDR <-> data register transfers.
5246         (movhi_internal): Likewise.
5247
5248 2011-04-07  Alan Modra  <amodra@gmail.com>
5249
5250         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
5251         previous stack info.
5252
5253 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5254
5255         PR target/43920
5256         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
5257         flow_find_cross_jump.  Swap variables to implement backward replacement.
5258         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
5259
5260 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5261
5262         PR target/43920
5263         * cfgcleanup.c (walk_to_nondebug_insn): New function.
5264         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
5265         and bb2.
5266         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
5267         src1 or src2.  Redirect edges to the last basic block.  Update
5268         frequency and count on multiple basic blocks in case of fallthru.
5269
5270 2011-04-07  Tom de Vries  <tom@codesourcery.com>
5271
5272         PR target/43920
5273         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
5274         function.
5275         (old_insns_match_p): Change return type.  Replace return false/true
5276         with return dir_none/dir_both.  Use can_replace_by.
5277         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
5278         direction from dir_p.  Register replacement direction in dir, last_dir
5279         and afterlast_dir.  Handle new return type of old_insns_match_p using
5280         merge_dir.  Return replacement direction in dir_p.
5281         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
5282         return type of old_insns_match_p.
5283         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
5284         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
5285         flow_find_cross_jump.
5286         * basic-block.h (enum replace_direction): New type.
5287         (flow_find_cross_jump): Add parameter to declaration.
5288
5289 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5290
5291         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
5292         (AVXMODEDCVTPS2DQ): Ditto.
5293         (VEC_FLOAT_MODE): Ditto.
5294         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
5295         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5296         (<any_logic:code><mode>3): Use VF mode iterator.
5297         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
5298         Use VF mode iterator.
5299         (copysign<mode>3): Use VF mode iterator.
5300         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
5301         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
5302         (*<any_logic:code><MODEF:mode>3): Merge with
5303         *avx_<any_logic:code><MODEF:mode>3.
5304         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
5305         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
5306         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
5307         (avx_cvtdq2ps<avxmodesuffix>): Remove.
5308         (sse2_cvtdq2ps): Use %v modifier.
5309         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
5310         (avx_cvtps2dq<avxmodesuffix>): Remove.
5311         (sse2_cvtps2dq): Use %v modifier.
5312         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
5313         (avx_cvttps2dq<avxmodesuffix>): Remove.
5314         (sse2_cvttps2dq): Use %v modifier.
5315         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
5316         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
5317         (sse2_cvtsd2siq): Fix insn template.
5318         (sse2_cvtsd2siq_2): Ditto.
5319         (sse2_cvttsd2siq): Ditto.
5320         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
5321         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
5322
5323 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5324
5325         * gcov-io.c: Use GCC Runtime Library Exception.
5326
5327 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
5328
5329         PR debug/48466
5330         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
5331         as base_reg whatever register reg has been eliminated to, instead
5332         of hardcoding STACK_POINTER_REGNUM.
5333
5334 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
5335
5336         * doc/tm.texi.in: Document C target hooks as separate from general
5337         target hooks.
5338         * doc/tm.texi: Regenerate.
5339         * genhooks.c (struct hook_desc): Add docname field.
5340         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
5341         docname field.
5342         (hook_array): Include c-target.def.
5343         (emit_documentation): Use docname field in output.
5344         (emit_init_macros): Take docname argument.  Only emit definitions
5345         for hooks matching docname.
5346         (main): Expect additional arguments in all cases.  Pass argument
5347         to emit_init_macros.
5348         * target.def: Move initial macro definitions and comments to
5349         target-hooks-macros.h.
5350         (gcc_targetcm): Move to c-family/c-target.def.
5351         * target.h (targetcm): Move declaration to c-family/c-target.h.
5352         * targhooks.c (default_handle_c_option): Move to
5353         c-family/c-opts.c.
5354         * targhooks.h (default_handle_c_option): Move declaration to
5355         c-family/c-common.h.
5356         * target-hooks-macros.h: New file.
5357         * config.gcc (target_has_targetcm): Define and use to add to
5358         c_target_objs and cxx_target_objs.
5359         * config/default-c.c: New file.
5360         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
5361         of target.h and target-def.h.
5362         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
5363         (darwin_objc_construct_string, darwin_cfstring_ref_p,
5364         darwin_check_cfstring_format_arg): Make static.
5365         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5366         TARGET_STRING_OBJECT_REF_TYPE_P,
5367         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
5368         * config/darwin-protos.h (darwin_objc_construct_string,
5369         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
5370         declare.
5371         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
5372         TARGET_STRING_OBJECT_REF_TYPE_P,
5373         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
5374         * config/t-darwin (darwin-c.o): Update dependencies.
5375         * system.h (TARGET_HAS_TARGETCM): Poison.
5376         * Makefile.in (TARGET_H): Update.
5377         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
5378         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
5379         (default-c.o): New target.
5380         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
5381         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
5382         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
5383         c-target.def.
5384         (build/genhooks.o): Update dependencies.
5385
5386 2011-04-06  Richard Guenther  <rguenther@suse.de>
5387
5388         * ipa-inline.c (enum inlining_mode): Remove.
5389         (cgraph_flatten): Use some other token.
5390         (cgraph_edge_early_inlinable_p): New function, split out from ...
5391         (cgraph_perform_always_inlining): New function, split out from ...
5392         (cgraph_decide_inlining_incrementally): ... here.
5393         (cgraph_mark_inline_edge): Adjust.
5394         (cgraph_early_inlining): Re-structure.
5395         (pass_early_inline): Require SSA form.
5396
5397 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
5398             Julian Brown  <julian@codesourcery.com>
5399             Mark Shinwell  <shinwell@codesourcery.com>
5400
5401         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
5402         LO_REGS only for Thumb-1.
5403         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
5404         be used in short instructions when optimising for size on Thumb-2.
5405
5406 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5407
5408         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
5409         associated with user returns to be preserved.
5410
5411 2011-04-06  Tristan Gingold  <gingold@adacore.com>
5412
5413         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
5414         symbol_queue_size, DBXOUT_DECR_NESTING,
5415         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
5416         if XCOFF_DEBUGGING_INFO.
5417
5418 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
5419
5420         * config/i386/i386.md (attribute isa): New.
5421         (attribute enabled): New.
5422         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
5423         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
5424         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
5425         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
5426         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
5427         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5428         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
5429         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
5430
5431         * config/i386/sse.md (VF): New mode iterator.
5432         (VF1): Ditto.
5433         (VF2): Ditto.
5434         (VF_128): Ditto.
5435         (SSEMODEF4): Remove.
5436         (attribute sse): Handle V8SF and V4DF modes.
5437         (<absneg:code><mode>2): Use VF mode iterator.
5438         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
5439         mode iterator.
5440         (<plusminus_insn><mode>3): Use VF mode iterator.
5441         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
5442         Use VF mode iterator.
5443         (<sse>_vm<plusminus_insn><mode>3): Merge with
5444         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
5445         (mul<mode>3): Use VF mode iterator.
5446         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
5447         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
5448         mode iterator.
5449         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
5450         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
5451         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
5452         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
5453         mode iterator.
5454         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
5455         Use VF1 mode iterator.
5456         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
5457         (sqrt<VF2:mode>2): New expander.
5458         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
5459         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
5460         and sqrtv2df2.  Use VF mode iterator.
5461         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
5462         mode iterator.
5463         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
5464         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
5465         Use VF1 mode iterator.
5466         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
5467         (<smaxmin:code><mode>3): Use VF mode iterator.
5468         (*<smaxmin:code><mode>3_finite): Merge with
5469         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
5470         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
5471         (<sse>_vm<smaxmin:code><mode>2): Merge with
5472         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
5473         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
5474         mode iterator.
5475         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
5476         mode iterator.
5477         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
5478         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
5479         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
5480         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
5481         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
5482         VF mode iterator.
5483         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
5484         Use VF_128 mode iterator.
5485         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
5486         mode iterator.
5487         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
5488         VF_128 mode iterator.
5489         (vcond<mode>): Use VF mode iterator.
5490         * config/i386/predicates.md (sse_comparison_operator): Merge with
5491         avx_comparison_float_operator.  Do not declare as special_predicate.
5492         * config/i386/i386.c (struct builtin_description): Update for renamed
5493         compare patterns.
5494         (ix86_expand_args_builtin): Ditto.
5495         (ix86_expand_sse_compare_mask): Ditto.
5496
5497 2011-04-06  Richard Guenther  <rguenther@suse.de>
5498
5499         * tree-inline.c (estimate_num_insns): For calls simply account
5500         for all passed arguments and a used return value.
5501
5502 2011-04-06  Richard Guenther  <rguenther@suse.de>
5503
5504         PR tree-optimization/47663
5505         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5506         call_stmt_time fields.
5507         (cgraph_edge_inlinable_p): Declare.
5508         (cgraph_edge_recursive_p): New inline function.
5509         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5510         (cgraph_clone_edge): Copy it.
5511         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5512         Account for call stmt time.
5513         (cgraph_estimate_time_after_inlining): Take edge argument.
5514         (cgraph_estimate_edge_growth): Account call stmt size.
5515         (cgraph_estimate_size_after_inlining): Take edge argument.
5516         (cgraph_mark_inline_edge): Adjust.
5517         (cgraph_check_inline_limits): Likewise.
5518         (cgraph_recursive_inlining_p): Remove.
5519         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5520         (cgraph_decide_recursive_inlining): Take edge argument and
5521         adjust.
5522         (cgraph_decide_inlining_of_small_functions): Do not avoid
5523         diags for recursive inlining here.
5524         (cgraph_flatten): Adjust.
5525         (cgraph_decide_inlining_incrementally): Likewise.
5526         (estimate_function_body_sizes): Remove call cost handling.
5527         (compute_inline_parameters): Initialize caller edge call costs.
5528         (cgraph_estimate_edge_growth): New function.
5529         (cgraph_estimate_growth): Use it.
5530         (cgraph_edge_badness): Likewise.
5531         (cgraph_check_inline_limits): Take an edge argument.
5532         (cgraph_decide_inlining_of_small_functions): Adjust.
5533         (cgraph_decide_inlining): Likewise.
5534         * tree-inline.c (estimate_num_insns): Only account for call
5535         return value if it is used.
5536         (expand_call_inline): Avoid diagnostics on recursive inline
5537         functions here.
5538         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5539         (input_edge): Input edge call costs.
5540
5541 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5542
5543         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5544
5545 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5546
5547         * doc/invoke.texi (Spec Files): Fix typo.
5548
5549 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5550
5551         * profile.c (branch_prob): Move declaration of local variable.  Remove
5552         obsolete ??? comment.  Expand the location explicitly instead of using
5553         the LOCATION_FILE and LOCATION_LINE macros.
5554
5555 2011-04-06  Wei Guozhi  <carrot@google.com>
5556
5557         PR target/47855
5558         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5559         (arm_cond_branch): Likewise.
5560         (arm_cond_branch_reversed): Likewise.
5561         (arm_jump): Likewise.
5562         (push_multi): Likewise.
5563         * config/arm/constraints.md (Py): New constraint.
5564
5565 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5566
5567         PR bootstrap/48471
5568         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5569         Move these...
5570         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5571         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5572         #ifdef DBX_DEBUGGING_INFO.
5573
5574 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5575
5576         PR bootstrap/48403
5577         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5578         if old and new states differ.
5579
5580 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5581
5582         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
5583         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
5584         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5585         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
5586         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
5587         mcfv4e): Use Alias.
5588         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
5589         ColdFire options to -mcpu= options.
5590
5591 2011-04-05  Jeff Law  <law@redhat.com>
5592
5593         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
5594         check if BB is a successor of LOOP->header and return
5595         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
5596
5597 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5598
5599         * cprop.c (struct reg_use): Remove.
5600         (reg_use_table): Make an array of RTX.
5601         (find_used_regs, constprop_register, local_cprop_pass,
5602         bypass_block): Simplify users of reg_use_table.
5603         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
5604         on one of the uses found by find_used_regs.
5605
5606 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5607
5608         PR bootstrap/48469
5609         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
5610         declaration.
5611
5612 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5613
5614         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
5615         as an rtx.
5616         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
5617
5618 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5619
5620         PR middle-end/48441
5621         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
5622
5623 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5624
5625         * combine.c: Include obstack.h.
5626         (struct insn_link): Define.
5627         (uid_log_links): Adjust type.
5628         (FOR_EACH_LOG_LINK): New macro.
5629         (insn_link_obstack): Declare.
5630         (alloc_insn_link): Define.
5631         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
5632         type of link variables.
5633         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
5634         (try_combine, record_promoted_values, distribute_notes): Likewise.
5635         (distribute_links): Likewise.  Tweak prototype.
5636         (clear_log_links): Delete.
5637         (adjust_for_new_dest): Call alloc_insn_link.
5638         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
5639
5640 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5641
5642         * gcse.c (modify_mem_list): Convert to an array of VECs.
5643         (canon_modify_mem_list, compute_transp): Tweak formatting.
5644         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
5645         (load_killed_in_block_p): Likewise.
5646         (record_last_mem_set_info): Likewise.
5647         (clear_modify_mem_tables): Likewise.
5648
5649 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5650
5651         PR middle-end/48461
5652         * function.c (emit_use_return_register_into_block): Only define if
5653         HAVE_return.
5654
5655 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
5656
5657         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
5658
5659 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5660
5661         * config/rx/rx-opts.h: New.
5662         * config/rx/rx.c (rx_cpu_type): Remove.
5663         (rx_handle_option): Don't assert that global structures are in
5664         use.  Access variables via opts pointer.  Defer most handling of
5665         OPT_mint_register_.  Use error_at.
5666         (rx_option_override): Handle deferred OPT_mint_register_ here.
5667         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
5668         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
5669         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
5670         (rx_cpu_types): New Enum and EnumValue entries.
5671         (mint-register=): Use Defer and use Var accordingly.
5672
5673 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5674
5675         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
5676         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
5677         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
5678         Move these...
5679         (debug_free_queue, debug_nesting, symbol_queue_index):
5680         ...and these...
5681         * dbxout.c: ...to here.  Make static.
5682
5683 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5684
5685         * gcse.c (modify_pair): Define.  Define a VEC of it.
5686         (canon_modify_mem_list): Convert to an array of VECs.
5687         (free_insn_expr_list_list): Delete.
5688         (clear_modify_mem_tables): Call VEC_free instead.
5689         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
5690         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
5691         (canon_list_insert, compute_transp): Likewise.
5692
5693 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5694
5695         PR target/43920
5696         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
5697         for size.
5698
5699 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5700
5701         PR target/43920
5702         * function.c (emit_use_return_register_into_block): New function.
5703         (thread_prologue_and_epilogue_insns): Use
5704         emit_use_return_register_into_block.
5705
5706 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5707
5708         PR target/43920
5709         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
5710         insn.
5711
5712 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5713
5714         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
5715
5716 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
5717
5718         * config/arm/arm.md (define_constants for unspec): Replace with
5719         define_c_enum.
5720         (define_constants for unspecv): Replace with define_c_enum.
5721         * config/arm/neon.md (define_constants for unspec): Replace with
5722         define_c_enum.
5723
5724 2011-04-04  Richard Henderson  <rth@redhat.com>
5725
5726         PR bootstrap/48400
5727         * dwarf2out.c (output_line_info): Always emit line info from
5728         at least one section.
5729         (dwarf2out_init): Create text_section_line_info here ...
5730         (set_cur_line_info_table): ... not here.
5731
5732 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
5733
5734         PR target/48380
5735         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
5736         not called.
5737
5738         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
5739
5740 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
5741
5742         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
5743         (expr_equiv_p): Remove.
5744         (insert_set_in_table): Look at <dest, src> pair instead of expr.
5745         (hash_scan_set): Update call to insert_set_in_table.
5746         (dump_hash_table): Dump <dest, src> pair.
5747         (lookup_set): Simplify.  Lookup <dest, src> pair.
5748         (compute_transp): Remove, fold heavily simplified code into...
5749         (compute_local_properties): ...here.  Expect COMP and TRANSP
5750         unconditionally.
5751         (find_avail_set): Take set directly from struct expr.
5752         (find_bypass-set): Likewise.
5753         (bypass_block): Likewise.
5754         (cprop_insn): Likewise.  Remove redundant INSN_P test.
5755
5756         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
5757         checks on form of COND from find_implicit_sets to here.
5758         (find_implicit_sets): Cleanup control flow. Split critical edges
5759         if it exposes implicit sets.  Allocate/resize implicit_sets as
5760         necessary.
5761         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
5762         changed something.  Run df_analyze after find_implicit_sets if any
5763         edges were split.  Do not allocate implicit_sets here.
5764
5765         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
5766         (gcse_obstack): Renamed to cprop_obstack.
5767         (GNEW, GNEWVEC, GNEWVAR): Remove.
5768         (gmalloc): Remove.
5769         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
5770         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
5771         (gcse_alloc): Likewise, and rename to cprop_alloc.
5772         (alloc_gcse_men, free_gcse_mem): Remove.
5773         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
5774         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
5775         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
5776
5777         * cprop.c (oprs_not_set_p): Remove.
5778         (mark_set, mark_clobber): Remove.
5779         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
5780         (reg_not_set_p): New function.
5781         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
5782         (cprop_insn): Likewise.
5783         (cprop_jump): Use FOR_EACH_EDGE.
5784
5785 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
5786
5787         PR bootstrap/48403
5788         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
5789         (rank_for_schedule): Use scheduled_insns vector instead of
5790         last_scheduled_insn.
5791         (ok_for_early_queue_removal): Likewise.
5792         (queue_to_ready): Search forward in nonscheduled_insns_begin if
5793         we have a dbg_cnt.
5794         (choose_ready): Likewise.
5795         (commit_schedule): Use VEC_iterate.
5796         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
5797         a dbg_cnt, use it and ensure the first insn is in the ready list.
5798         (haifa_sched_init): Allocate scheduled_insns.
5799         (sched_extend_ready_list): Don't allocate it; reserve space.
5800         (haifa_sched_finish): Free it.
5801
5802 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5803
5804         * optc-gen.awk: Always remove type from Variable entry before
5805         recording in var_seen.
5806
5807 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
5808
5809         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
5810         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
5811         call to tidy_fallthru_edges.
5812
5813 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5814
5815         * doc/options.texi (ToLower): Document.
5816         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
5817         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
5818         * opts.h (cl_option): Add cl_tolower field.
5819         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
5820         arguments with lowercase strings.
5821         * config/rx/rx.opt (mcpu=): Add ToLower.
5822         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
5823         argument.
5824
5825 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5826
5827         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
5828
5829 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5830
5831         * config/vax/vax.c: Include reload.h.
5832
5833 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
5834
5835         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
5836         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5837         (sparc_preferred_reload_class): New function.
5838
5839 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
5840
5841         PR debug/48401
5842         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
5843         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
5844
5845 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
5846
5847         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
5848         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
5849
5850 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
5851
5852         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
5853         (ASM_OUTPUT_ALIGNED_BSS): Define.
5854
5855 2011-04-03  Michael Matz  <matz@suse.de>
5856
5857         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
5858         and next_slot members.
5859         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
5860         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
5861         (lto_streamer_cache_append): Declare.
5862         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
5863         unsigned index, remove offset parameter, ensure that we append
5864         or update existing entries.
5865         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
5866         parameter, update next_slot for append.
5867         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
5868         parameter.
5869         (lto_streamer_cache_insert_at): Likewise.
5870         (lto_streamer_cache_append): New function.
5871         (lto_streamer_cache_lookup): Use unsigned index.
5872         (lto_streamer_cache_get): Likewise.
5873         (lto_record_common_node): Don't test tree_node_can_be_shared.
5874         (preload_common_node): Adjust call to lto_streamer_cache_insert.
5875         (lto_streamer_cache_delete): Don't free offsets member.
5876         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
5877         (lto_output_string_with_length): Use lto_output_data_stream.
5878         (lto_output_tree_header): Remove ix parameter, don't write it.
5879         (lto_output_builtin_tree): Likewise.
5880         (lto_write_tree): Adjust callers to above, don't track and write
5881         offset, write unsigned index.
5882         (output_unreferenced_globals): Don't emit all global vars.
5883         (write_global_references): Use unsigned indices.
5884         (lto_output_decl_state_refs): Likewise.
5885         (write_symbol): Likewise.
5886         * lto-streamer-in.c (lto_input_chain): Move earlier.
5887         (input_function): Use unsigned index.
5888         (input_alias_pairs): Don't read and then ignore all global vars.
5889         (lto_materialize_tree): Remove ix_p parameter, don't read index,
5890         don't pass it back, use lto_streamer_cache_append.
5891         (lto_register_var_decl_in_symtab): Use unsigned index.
5892         (lto_register_function_decl_in_symtab): Likewise.
5893         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
5894         index.
5895         (lto_get_builtin_tree): Don't read index, use
5896         lto_streamer_cache_append.
5897         (lto_read_tree): Adjust call to lto_materialize_tree.
5898
5899         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
5900         don't use function calls in arguments to MIN.
5901
5902         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
5903         twice.
5904
5905         * gimple.c (gimple_type_leader_entry): Mark deletable.
5906
5907 2011-04-03  Alan Modra  <amodra@gmail.com>
5908
5909         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
5910
5911 2011-04-03  Michael Matz  <matz@suse.de>
5912
5913         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
5914         an integer.
5915         * tree.h (tree_decl_non_common.vindex): Adjust comment.
5916
5917 2011-04-03  Michael Matz  <matz@suse.de>
5918
5919         * cgraphbuild.c (record_reference): Canonicalize constructor values.
5920         * gimple-fold.c (canonicalize_constructor_val): Accept being called
5921         without function context.
5922         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
5923         current_function_decl and cfun.
5924
5925 2011-04-03  Michael Matz  <matz@suse.de>
5926
5927         * tree.c (decl_init_priority_insert): Don't create entry for
5928         default priority.
5929         (decl_fini_priority_insert): Ditto.
5930         (fields_compatible_p, find_compatible_field): Remove.
5931         * tree.h (fields_compatible_p, find_compatible_field): Remove.
5932         * gimple.c (gimple_compare_field_offset): Adjust block comment.
5933
5934 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
5935
5936         * combine.c (try_combine): Remove useless local variable.
5937
5938 2011-04-03  Richard Guenther  <rguenther@suse.de>
5939             Ira Rosen  <ira.rosen@linaro.org>
5940
5941         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
5942         non-variable offsets and compare the remaining bases of the two
5943         accesses instead of looking for exact same data-ref.
5944
5945 2011-04-02  Kai Tietz  <ktietz@redhat.com>
5946
5947         PR target/48416
5948         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
5949
5950         * i386.c (ix86_is_msabi_thiscall): New helper function.
5951         (ix86_is_type_thiscall): New helper function.
5952         (ix86_comp_type_attributes): Handle thiscall for method-functions
5953         special.
5954         (init_cumulative_args): Likewise.
5955         (find_drap_reg): Likewise.
5956         (ix86_static_chain): Likewise.
5957         (x86_this_parameter): Likewise.
5958         (x86_output_mi_thunk): Likewise.
5959
5960 2011-04-01  Olivier Hainque  <hainque@adacore.com>
5961             Nicolas Setton  <setton@adacore.com>
5962             Eric Botcazou  <ebotcazou@adacore.com>
5963
5964         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
5965         (add_gnat_descriptive_type_attribute): New function.
5966         (gen_array_type_die): Call it.
5967         (gen_enumeration_type_die): Likewise.
5968         (gen_struct_or_union_type_die): Likewise.
5969         (modified_type_die): Likewise.
5970         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
5971         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
5972         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
5973
5974 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
5975
5976         PR bootstrap/48148
5977         * dwarf2out.c (resolve_addr): Don't call force_decl_die
5978         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
5979
5980         Revert:
5981         2011-03-17  Richard Guenther  <rguenther@suse.de>
5982
5983         PR bootstrap/48148
5984         * lto-cgraph.c (input_overwrite_node): Clear the abstract
5985         origin for decls in other ltrans units.
5986         (input_varpool_node): Likewise.
5987
5988 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
5989
5990         PR middle-end/48335
5991         * expr.c (expand_assignment): Handle all possibilities
5992         if TO_RTX is CONCAT.
5993         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
5994         (store_split_bit_field): If SUBREG_REG (op0) or
5995         op0 itself has smaller mode than word, return it
5996         for offset 0 and const0_rtx for out-of-bounds stores.
5997         If word is const0_rtx, skip it.
5998
5999 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
6000
6001         * config/h8300/h8300.c (print_operand_address): Rename to...
6002         (h8300_print_operand_address): ...this. Make static. Adjust comments.
6003         Call h8300_print_operand and h8300_print_operand_address instead of
6004         print_operand and print_operand_address. Declare.
6005         (print_operand): Renake to...
6006         (h8300_print_operand): ...this. Make static. Adjust comments.
6007         Call h8300_print_operand instead of print_operand. Declare.
6008         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
6009         (h8300_register_move_cost): Likewise.
6010         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
6011         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
6012         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
6013         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
6014         * config/h8300/h8300-protos.h (print_operand): Delete.
6015         (print_operand_address): Delete.
6016
6017 2011-04-01  Richard Henderson  <rth@redhat.com>
6018
6019         PR 48400
6020         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
6021         in strict mode before dwarf4.  Re-order tests to early out
6022         before switching sections.
6023
6024 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
6025
6026         * config/h8300/constraints.md: New file.
6027         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
6028         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
6029         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
6030         * config/h8300/predicates.md (bit_operand): Likewise.
6031         (incdec_operand): Use satisfies_constraint_M and
6032         satisfies_constraint_O.  Don't use C code block.
6033         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
6034         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
6035         (compute_mov_length): Use satisfies_constraint_G.
6036         (fix_bit_operand): Use satisfies_constraint_U.
6037         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
6038         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
6039         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
6040         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
6041         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
6042         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
6043         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6044         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
6045         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
6046         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
6047         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
6048         (EXTRA_MEMORY_CONSTRAINT): Delete.
6049
6050 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
6051             Michael Meissner  <meissner@linux.vnet.ibm.com>
6052
6053         PR target/48262
6054         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
6055         operands, as per the specifications.
6056
6057         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
6058         (vec_extract_evenv4sf): Ditto.
6059         (vec_extract_evenv8hi): Ditto.
6060         (vec_extract_evenv16qi): Ditto.
6061         (vec_extract_oddv4si): Ditto.
6062
6063 2011-03-31  Mark Wielaard  <mjw@redhat.com>
6064
6065         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
6066         high_pc attribute if the CU has no associated code. Only output
6067         DW_AT_entry_pc for CU if not generating strict dwarf and
6068         dwarf_version < 4.
6069
6070 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
6071
6072         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
6073         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
6074         out of ...
6075         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
6076         * final.c (final_start_function): Call the new function rather
6077         than using a NULL argument for dwarf2out_frame_debug.
6078
6079         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
6080         that contains the prologue.
6081
6082         * haifa-sched.c (queue_insn): New arg REASON.  All callers
6083         changed.  Print it in debugging output.
6084
6085         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
6086
6087         * sched-ebb.c (begin_schedule_ready): Remove second argument.
6088         Split most of the code into...
6089         (begin_move_insn): ... here.  New function.
6090         (ebb_sched_info): Add a pointer to it.
6091         * haifa-sched.c (scheduled_insns): New static variable.
6092         (sched_extend_ready_list): Allocate it.
6093         (schedule_block): Use it to record the order of scheduled insns.
6094         Perform RTL changes to move insns only after all scheduling
6095         decisions have been made.
6096         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
6097         begin_move_insn field.
6098         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6099         * sched-int.h (struct haifa_sched_info): Remove second argument
6100         from begin_schedule_ready hook.  Add new member begin_move_insn.
6101         * sched-rgn.c (begin_schedule_ready): Remove second argument.
6102         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
6103
6104         * haifa-sched.c (prune_ready_list): New function, broken out of
6105         schedule_block.
6106         (schedule_block): Use it.
6107
6108 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6109
6110         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
6111
6112 2011-04-01  Kai Tietz  <ktietz@redhat.com>
6113
6114         * config.gcc (*-*-mingw*): Allow as option the
6115         posix threading model.
6116         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
6117         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
6118         definition.
6119         (CPP_SPEC): Add pthread/no-pthread handling.
6120         (LIB_SPEC): Likewise.
6121         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
6122         (LIB_SPEC): Likewise.
6123         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
6124         flag to pass -pthread option for shared libgcc build.
6125         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
6126         for shared libgcc build.
6127         * config/i386/t-mingw-pthread: New file.
6128         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
6129         New define to enable use of library pthread by default.
6130         * config/i386/mingw.opt (pthread): New driver option.
6131         (no-pthread): New driver option.
6132         * config/i386/cygming.opt: Make sure trailing empty line is retained.
6133         * config/i386/mingw-w64.opt: Likewise.
6134
6135 2011-04-01  Gary Funck <gary@intrepid.com>
6136
6137         * c-decl.c (grokdeclarator): Fix formatting.
6138
6139 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6140
6141         * expr.c (emit_block_move_via_movmem): Use n_generator_args
6142         instead of n_operands.
6143         (set_storage_via_setmem): Likewise.
6144         * optabs.c (maybe_gen_insn): Likewise.
6145         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
6146         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
6147         (mips_expand_builtin_direct): Likewise.
6148         * config/spu/spu.c (expand_builtin_args): Likewise.
6149
6150 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6151
6152         * recog.h (insn_data_d): Add n_generator_args.
6153         * genoutput.c (data): Likewise.
6154         (output_insn_data): Print it.
6155         (max_opno, num_dups): Delete.
6156         (scan_operands): Just fill in "d->operand[...]".
6157         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
6158
6159 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
6160
6161         * gensupport.h (pattern_stats): New structure.
6162         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
6163         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
6164         (max_operand_1, max_operand_vec): Delete.
6165         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
6166
6167 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
6168
6169         * emit-rtl.c (emit_pattern_after_setloc): New function.
6170         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
6171         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
6172         (emit_pattern_after): New function.
6173         (emit_insn_after, emit_jump_insn_after): Call it.
6174         (emit_call_insn_after, emit_debug_insn_after): Likewise.
6175         (emit_pattern_before_setloc): New function.
6176         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
6177         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
6178         Likewise.
6179         (emit_pattern_before): New function.
6180         (emit_insn_before, emit_jump_insn_before): Call it.
6181         (emit_call_insn_before, emit_debug_insn_before): Likewise.
6182
6183 2011-03-31  Richard Henderson  <rth@redhat.com>
6184
6185         * dwarf2out.c (dw_separate_line_info_ref): Remove.
6186         (dw_separate_line_info_entry): Remove.
6187         (enum dw_line_info_opcode): New.
6188         (dw_line_info_entry): Use it.
6189         (dw_line_info_table, dw_line_info_table_p): New.
6190         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
6191         (line_info_table, line_info_label_num): Remove.
6192         (line_info_table_in_use): Remove.
6193         (separate_line_info_table): Remove.
6194         (separate_line_info_table_allocated): Remove.
6195         (separate_line_info_table_in_use): Remove.
6196         (LINE_INFO_TABLE_INCREMENT): Remove.
6197         (line_info_label_num): New.
6198         (cur_line_info_table): New.
6199         (text_section_line_info, cold_text_section_line_info): New.
6200         (separate_line_info): New.
6201         (SEPARATE_LINE_CODE_LABEL): Remove.
6202         (print_dwarf_line_table): Remove.
6203         (debug_dwarf): Don't dump it.
6204         (output_one_line_info_table): New.
6205         (output_line_info): Use it.
6206         (new_line_info_table): New.
6207         (set_cur_line_info_table): New.
6208         (dwarf2out_switch_text_section): Use it.
6209         (dwarf2out_begin_function): Likewise.
6210         (push_dw_line_info_entry): New.
6211         (dwarf2out_source_line): Rewrite for new line info tables.
6212         (dwarf2out_init): Remove dead initailizations.
6213
6214 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6215
6216         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
6217         various flags.
6218         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
6219         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
6220         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
6221         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
6222         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
6223         * opt-functions.awk (flag_init, switch_bit_fields): New.
6224         (switch_flags): Don't handle flags moved to bit-fields.  Don't
6225         generate CL_MISSING_OK or CL_SAVE.
6226         * optc-gen.awk: Update to generate bit-field output as well as
6227         flags field.
6228         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
6229         bit-field instead of CL_REJECT_DRIVER flag.
6230         * opts-common.c (generate_canonical_option,
6231         decode_cmdline_option): Use bit-fields instead of CL_* flags.
6232         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
6233         instead of CL_REJECT_NEGATIVE flag.
6234         * toplev.c (print_switch_values): Use cl_report bit-field instead
6235         of CL_REPORT flag.
6236
6237 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6238
6239         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
6240         a zero minimum index only if it is redundant.
6241
6242 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6243
6244         PR rtl-optimization/48381
6245         * ira-color.c (assign_hard_reg): Use hard reg set intersection
6246         instead of ira_class_hard_reg_index for calculating conflicting
6247         hard registers.
6248
6249 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
6250
6251         * cprop.c: Clean up hash table building.
6252         (reg_avail_info): Remove.
6253         (oprs_available_p): Remove.
6254         (record_last_reg_set_info): Remove.
6255         (record_last_set_info): Remove.
6256         (reg_available_p): New function.
6257         (gcse_constant_p): Do not treat unfolded conditions as constants.
6258         (make_set_regs_unavailable): New function.
6259         (hash_scan_set): Simplify with new reg_available_p.
6260         (compute_hash_table_work): Traverse insns stream only once.
6261         Do not compute reg_avail_info. Traverse insns in reverse order.
6262         Record implicit sets after recording explicit sets from the block.
6263
6264 2011-03-31  Michael Matz  <matz@suse.de>
6265
6266         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
6267
6268 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
6269
6270         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
6271         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
6272         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6273         (h8300_mode_dependent_address_p): New function.
6274         (h8300_get_index): Make static.
6275
6276 2011-03-31  Jeff Law  <law@redhat.com>
6277
6278         * reload1.c (elimination_effects): Fix typo in recent change.
6279
6280         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
6281         typo potentially leading to null pointer dereference.
6282
6283         * caller-save.c (new_saved_hard_reg): Eliminate return value.
6284         (setup_save_areas): Corresponding changes to avoid useless
6285         assignments.
6286
6287         * jump.c (reversed_comparison_code_parts): Avoid successive return
6288         statements when REVERSE_CONDITION is defined.
6289
6290         * expr.c (expand_assignment): Avoid useless assignments.
6291         (expand_expr_real_1): Likewise.
6292         (expand_expr_real_2): Avoid useless statements.
6293
6294         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
6295
6296         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
6297
6298         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
6299         statements.
6300
6301         * stmt.c (expand_expr_stmt): Avoid useless assignment.
6302
6303 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
6304
6305         PR target/47109
6306         * doc/tm.texi.in (TARGET_VERSION): Remove.
6307         * doc/tm.texi: Regenerate.
6308         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
6309         * collect2.c (main): Don't use TARGET_VERSION.
6310         * mips-tdump.c (main): Don't use TARGET_VERSION.
6311         * mips-tfile.c (main): Don't use TARGET_VERSION.
6312         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
6313         * config/rs6000/vxworksae.h: Remove.
6314         * config/alpha/alpha.h (TARGET_VERSION): Remove.
6315         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
6316         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
6317         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
6318         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6319         * config/arm/arm.h (TARGET_VERSION): Remove.
6320         * config/arm/coff.h (TARGET_VERSION): Remove.
6321         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
6322         * config/arm/elf.h (TARGET_VERSION): Remove.
6323         * config/arm/freebsd.h (TARGET_VERSION): Remove.
6324         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
6325         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
6326         * config/arm/pe.h (TARGET_VERSION): Remove.
6327         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
6328         * config/arm/semi.h (TARGET_VERSION): Remove.
6329         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
6330         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
6331         * config/arm/vxworks.h (TARGET_VERSION): Remove.
6332         * config/avr/avr.h (TARGET_VERSION): Remove.
6333         * config/bfin/bfin.h (TARGET_VERSION): Remove.
6334         * config/fr30/fr30.h (TARGET_VERSION): Remove.
6335         * config/frv/frv.h (TARGET_VERSION): Remove.
6336         * config/h8300/h8300.h (TARGET_VERSION): Remove.
6337         * config/i386/cygwin.h (TARGET_VERSION): Remove.
6338         * config/i386/darwin.h (TARGET_VERSION): Remove.
6339         * config/i386/darwin64.h (TARGET_VERSION): Remove.
6340         * config/i386/djgpp.h (TARGET_VERSION): Remove.
6341         * config/i386/freebsd.h (TARGET_VERSION): Remove.
6342         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
6343         * config/i386/gnu.h (TARGET_VERSION): Remove.
6344         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
6345         * config/i386/i386elf.h (TARGET_VERSION): Remove.
6346         * config/i386/linux.h (TARGET_VERSION): Remove.
6347         * config/i386/linux64.h (TARGET_VERSION): Remove.
6348         * config/i386/lynx.h (TARGET_VERSION): Remove.
6349         * config/i386/mingw32.h (TARGET_VERSION): Remove.
6350         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
6351         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
6352         * config/i386/netware.h (TARGET_VERSION): Remove.
6353         * config/i386/nto.h (TARGET_VERSION): Remove.
6354         * config/i386/openbsd.h (TARGET_VERSION): Remove.
6355         * config/i386/vxworks.h (TARGET_VERSION): Remove.
6356         * config/ia64/elf.h (TARGET_VERSION): Remove.
6357         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
6358         * config/ia64/hpux.h (TARGET_VERSION): Remove.
6359         * config/ia64/linux.h (TARGET_VERSION): Remove.
6360         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
6361         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
6362         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6363         * config/lm32/lm32.h (TARGET_VERSION): Remove.
6364         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
6365         * config/m32c/m32c.h (TARGET_VERSION): Remove.
6366         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
6367         * config/m32r/m32r.h (TARGET_VERSION): Remove.
6368         * config/m68k/linux.h (TARGET_VERSION): Remove.
6369         * config/m68k/m68k.h (TARGET_VERSION): Remove.
6370         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
6371         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
6372         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
6373         * config/mep/mep.h (TARGET_VERSION): Remove.
6374         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
6375         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
6376         * config/mips/iris6.h (MACHINE_TYPE): Remove.
6377         * config/mips/linux.h (TARGET_VERSION): Remove.
6378         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
6379         * config/mips/vxworks.h (TARGET_VERSION): Remove.
6380         * config/mmix/mmix.h (TARGET_VERSION): Remove.
6381         * config/mn10300/linux.h (TARGET_VERSION): Remove.
6382         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
6383         * config/pa/pa.h (TARGET_VERSION): Remove.
6384         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
6385         * config/picochip/picochip.h (TARGET_VERSION): Remove.
6386         * config/rs6000/aix.h (TARGET_VERSION): Remove.
6387         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
6388         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
6389         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
6390         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
6391         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
6392         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
6393         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
6394         * config/rs6000/linux.h (TARGET_VERSION): Remove.
6395         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
6396         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
6397         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
6398         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
6399         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
6400         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
6401         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
6402         * config/s390/linux.h (TARGET_VERSION): Remove.
6403         * config/s390/s390.h (TARGET_VERSION): Remove.
6404         * config/s390/tpf.h (TARGET_VERSION): Remove.
6405         * config/score/score.h (TARGET_VERSION): Remove.
6406         * config/sh/linux.h (TARGET_VERSION): Remove.
6407         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
6408         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
6409         * config/sh/sh.h (TARGET_VERSION): Remove.
6410         * config/sh/sh64.h (TARGET_VERSION): Remove.
6411         * config/sh/superh.h (TARGET_VERSION): Remove.
6412         * config/sh/vxworks.h (TARGET_VERSION): Remove.
6413         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
6414         * config/sparc/linux.h (TARGET_VERSION): Remove.
6415         * config/sparc/linux64.h (TARGET_VERSION): Remove.
6416         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
6417         TARGET_NAME32, TARGET_NAME): Remove.
6418         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
6419         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
6420         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
6421         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
6422         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
6423         * config/spu/spu.h (TARGET_VERSION): Remove.
6424         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
6425         * config/v850/v850.h (TARGET_VERSION): Remove.
6426         * config/vax/linux.h (TARGET_VERSION): Remove.
6427         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
6428         * config/xtensa/elf.h (TARGET_VERSION): Remove.
6429         * config/xtensa/linux.h (TARGET_VERSION): Remove.
6430
6431 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
6432
6433         PR target/48142
6434         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
6435         frame-related from frame-unrelated adjustments to the stack pointer.
6436
6437 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
6438
6439         * common.opt (fdebug-types-section): Move earlier.
6440         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
6441
6442 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
6443
6444         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
6445         var.
6446
6447 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
6448
6449         * tree.h (CASE_CHAIN): Define.
6450         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
6451         (gimple_redirect_edge_and_branch): Likewise.
6452
6453 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6454
6455         PR middle-end/48367
6456         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
6457         calculation.
6458
6459 2011-03-30  Jeff Law  <law@redhat.com>
6460
6461         * PR bootstrap/48371
6462         * reload1.c (reload): Fix botch in last change.
6463
6464         * reload.h (struct reload): Fix typo introduced in last change.
6465
6466 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6467
6468         * config/arm/arm.opt (mhard-float, msoft-float): Mark
6469         Undocumented.  Remove help text.
6470         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
6471         -mhard-float.
6472
6473 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6474
6475         * doc/options.texi (NegativeAlias): Document.
6476         (Alias): Mention NegativeAlias.
6477         * opt-functions.awk: Handle NegativeAlias.
6478         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
6479         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
6480         * opts.h (CL_NEGATIVE_ALIAS): Define.
6481         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
6482         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
6483         OPT_mspe_.
6484         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
6485         Alias entries.
6486         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
6487         mno-spe and mno-isel instead of mspe=no and -misel=no.
6488
6489 2011-03-29  Mark Wielaard  <mjw@redhat.com>
6490
6491         * common.opt (fdebug-types-section): New flag.
6492         * doc/invoke.texi: Document new -fno-debug-types-section flag.
6493         * dwarf2out.c (use_debug_types): New define.
6494         (struct die_struct): Mark die_id with GTY desc use_debug_types.
6495         (print_die): Guard output of type unit signatures using
6496         use_debug_types.
6497         (build_abbrev_table): Replace assert of dwarf_version >= 4
6498         with assert on use_debug_types.
6499         (size_of_die): Likewise.
6500         (unmark_dies): Likewise.
6501         (value_format): Decide AT_ref_external form on use_debug_types.
6502         (output_die): Replace dwarf_version version check guard with
6503         use_debug_types where appropriate.
6504         (modified_type_die): Likewise.
6505         (gen_reference_type_die): Likewise.
6506         (dwarf2out_start_source_file): Likewise.
6507         (dwarf2out_end_source_file): Likewise.
6508         (prune_unused_types_walk_attribs): Likewise.
6509         (dwarf2out_finish): Likewise.
6510
6511 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6512
6513         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6514
6515 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6516
6517         PR rtl-optimization/48332
6518         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6519         mode of input operand N and modeN to its actual mode.
6520
6521 2011-03-30  Jeff Law  <law@redhat.com>
6522
6523         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6524         define accessor macro.
6525         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6526         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6527         (reg_equiv_init): Likewise.
6528         (reg_equivs_size): New variable.
6529         (reg_equiv_init_size): Remove.
6530         (allocate_initial_values): Move prototype to here from....
6531         * integrate.h (allocate_initial_values): Remove prototype.
6532         * integrate.c: Include reload.h.
6533         (allocate_initial_values): Corresponding changes.
6534         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6535         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6536         (update_equiv_regs): Corresponding changes.
6537         (ira): Corresponding changes.
6538         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6539         (push_secondary_reload): Corresponding changes.
6540         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6541         (make_memloc, find_reloads_address): Corresponding changes.
6542         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6543         (find_reloads_address_1): Corresponding changes.
6544         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6545         (refers_to_regno_for_reload_p): Corresponding changes.
6546         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6547         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6548         * reload1.c: Include ggc.h.
6549         (grow_reg_equivs): New function.
6550         (replace_pseudos_in, reload): Corresponding changes.
6551         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6552         (eliminate_regs_1, elimination_effects): Corresponding changes.
6553         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6554         (delete_output_reload): Likewise.
6555         * caller-save.c (mark_referenced_regs): Corresponding changes.
6556         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6557         * frv/predicates.md (frv_load_operand): Corresponding changes.
6558         * microblaze/microblaze.c (double_memory_operand): Corresponding
6559         changes.
6560         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6561         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6562         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6563         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6564         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6565         changes.
6566         * pa/pa.c (emit_move_sequence): Corresponding changes.
6567         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6568
6569 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6570
6571         PR target/47551
6572         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6573         structure modes.  Don't check neon_vector_mem_operand for
6574         vector or structure modes.
6575
6576 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6577             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6578
6579         PR target/43590
6580         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6581         operand 1 and reshuffle the operands to match.
6582         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
6583
6584 2011-03-30  Christian Schüler  <cschueler@gmx.de>
6585
6586         PR driver/48208
6587         * config/c.opt (F): Added 'Driver' to -F option.
6588
6589         PR driver/48260
6590         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
6591           handler function.
6592         * config/darwin.opt: Added '-arch' option.
6593
6594 2011-03-30  Nick Clifton  <nickc@redhat.com>
6595
6596         * config/rx/rx.md: Add peepholes and patterns to combine
6597         extending loads and simple arithmetic instructions.
6598         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
6599         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
6600         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
6601         modes to use pre-decrement and post-increment addressing.
6602         (rx_is_restricted_memory_address): Add range checking of REG+INT
6603         addresses.
6604         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
6605         (rx_memory_move_cost): Adjust cost of stores.
6606         (rx_adjust_insn_length): New function.
6607
6608 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
6609
6610         PR c/48305
6611         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
6612         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
6613         matching arg00/arg01 types.
6614
6615 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
6616
6617         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
6618         last_location to UNKNOWN_LOCATION.
6619
6620 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
6621
6622         PR target/48349
6623         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
6624         FLOAT_SSE_REGS.
6625
6626 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6627             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6628
6629         PR bootstrap/48337
6630         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
6631         Init(PROCESSOR_V7).
6632         (sparc_cpu): Likewise.
6633         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
6634         PROCESSOR_V7.
6635
6636 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6637
6638         PR target/48336
6639         PR middle-end/48342
6640         PR rtl-optimization/48345
6641         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
6642         hard regs for given mode from profitable regs when doing secondary
6643         allocation.
6644
6645 2011-03-29  Jeff Law  <law@redhat.com>
6646
6647         PR bootstrap/48327
6648         * tree-ssa-threadupdate.c (struct redirection_data): Remove
6649         do_not_duplicate field.
6650         (lookup_redirection_data): Corresponding changes.
6651         (create_duplicates): Always create a template block.
6652         (redirect_edges): Remove code which reused the original block
6653         when it was going to become unreachable code.
6654         (thread_block): Don't set do_not_duplicate field.
6655
6656 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
6657
6658         * lto-opts.c (register_user_option_p, lto_register_user_option):
6659         Make type argument unsigned.
6660         * lto-streamer.h (lto_register_user_option): Make type argument
6661         unsigned.
6662         * opth-gen.awk: Make CL_* macros unsigned.
6663         * opts-common.c (find_opt): Make lang_mask argument unsigned.
6664         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
6665         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
6666         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
6667         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
6668         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
6669         (find_opt): Make lang_mask argument unsigned.
6670
6671 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6672
6673         PR rtl-optimization/48331
6674         PR rtl-optimization/48334
6675         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
6676         for any used algorithm.
6677
6678 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6679
6680         * ira-conflicts.c (build_object_conflicts): Add unused attribute
6681         to parent_max.
6682
6683 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
6684
6685         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
6686         (alpha_option_override): Don't set alpha_sr_alias_set.
6687         (emit_frame_store_1): Use gen_frame_mem rather than calling
6688         set_mem_alias_set.
6689         (alpha_expand_epilogue): Ditto.
6690
6691 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
6692
6693         PR tree-optimization/48290
6694         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
6695         vectorization, check that relevant phis in the basic block after
6696         the inner loop are really inner loop's exit phis.
6697
6698 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
6699
6700         PR debug/48190
6701         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
6702         (cached_dw_loc_list_def): New structure.
6703         (cached_dw_loc_list): New typedef.
6704         (cached_dw_loc_list_table): New variable.
6705         (cached_dw_loc_list_table_hash): New function.
6706         (cached_dw_loc_list_table_eq): Likewise.
6707         (add_location_or_const_value_attribute): Take a bool cache_p.
6708         Cache the list when the parameter is true.
6709         (gen_formal_parameter_die): Update caller.
6710         (gen_variable_die): Likewise.
6711         (dwarf2out_finish): Likewise.
6712         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
6713         while generating debug info for the decl.
6714         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
6715         (dwarf2out_init): Initialize cached_dw_loc_list_table.
6716         (resolve_addr): Cache the result of resolving a chain of
6717         location lists.
6718
6719 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
6720
6721         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
6722         conflict object hard regset nodes have intersecting hard reg sets.
6723
6724         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
6725         after regstat_init_n_sets_and_refs.
6726
6727         * ira.c: Add more comments at the top.
6728         (setup_stack_reg_pressure_class, setup_pressure_classes):
6729         Add comments how we compute the register pressure classes.
6730         (setup_allocno_and_important_classes): Add more comments.
6731         (setup_class_translate_array, reorder_important_classes)
6732         (setup_reg_class_relations): Add comments.
6733
6734         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
6735         start of the file.
6736
6737         * ira-color.c: Add 2011 to the Copyright line.
6738         (assign_hard_reg):  Add more comments.
6739         (improve_allocation): Ditto.
6740
6741         * ira-costs.c: Add 2011 to the Copyright line.
6742         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
6743         comments.
6744         (setup_regno_cost_classes_by_mode): Ditto.
6745
6746         Initial patches from ira-improv branch:
6747
6748         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6749
6750         * ira-build.c (ira_create_object): Remove initialization of
6751         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
6752         (ira_create_allocno): Remove initialization of
6753         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
6754         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
6755         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6756         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
6757         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
6758         Initialize ALLOCNO_ADD_DATA.
6759         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
6760         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
6761         ALLOCNO_REG.
6762         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
6763         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
6764
6765         * ira.c (ira_reallocate): Remove.
6766         (setup_pressure_classes): Call
6767         ira_init_register_move_cost_if_necessary.  Use
6768         ira_register_move_cost instead of ira_get_register_move_cost.
6769         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
6770         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
6771
6772         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
6773         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6774         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
6775         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
6776         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
6777         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
6778         Fix formatting.
6779         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
6780         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6781         (struct allocno_color_data): New.
6782         (allocno_color_data_t): New typedef.
6783         (allocno_color_data): New definition.
6784         (ALLOCNO_COLOR_DATA): New macro.
6785         (struct object_color_data): New.
6786         (object_color_data_t): New typedef.
6787         (object_color_data): New definition.
6788         (OBJECT_COLOR_DATA): New macro.
6789         (update_copy_costs, calculate_allocno_spill_cost): Call
6790         ira_init_register_move_cost_if_necessary.  Use
6791         ira_register_move_cost instead of ira_get_register_move_cost.
6792         (move_spill_restore, update_curr_costs): Ditto.
6793         (allocno_spill_priority): Make it inline.
6794         (color_pass): Allocate and free allocno_color_dat and object_color_data.
6795         (struct coalesce_data, coalesce_data_t): New.
6796         (allocno_coalesce_data): New definition.
6797         (ALLOCNO_COALESCE_DATA): New macro.
6798         (merge_allocnos, coalesced_allocno_conflict_p): Use
6799         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
6800         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
6801         (coalesce_allocnos): Ditto.
6802         (setup_coalesced_allocno_costs_and_nums): Ditto.
6803         (collect_spilled_coalesced_allocnos): Ditto.
6804         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
6805         (setup_slot_coalesced_allocno_live_ranges): Ditto.
6806         (coalesce_spill_slots): Ditto.
6807         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
6808         free allocno_coalesce_data.
6809
6810         * ira-conflicts.c: Fix formatting.
6811         (process_regs_for_copy): Call
6812         ira_init_register_move_cost_if_necessary.  Use
6813         ira_register_move_cost instead of ira_get_register_move_cost.
6814         (build_object_conflicts): Optimize.
6815
6816         * ira-costs.c (record_reg_classes): Optimize.  Call
6817         ira_init_register_move_cost_if_necessary.  Use
6818         ira_register_move_cost, ira_may_move_in_cost, and
6819         ira_may_move_out_cost instead of ira_get_register_move_cost and
6820         ira_get_may_move_cost.
6821         (record_address_regs): Ditto.
6822         (scan_one_insn): Optimize.
6823         (find_costs_and_classes): Optimize.
6824         (process_bb_node_for_hard_reg_moves): Call
6825         ira_init_register_move_cost_if_necessary.  Use
6826         ira_register_move_cost instead of ira_get_register_move_cost.
6827
6828         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
6829         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
6830         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
6831         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
6832         definitions.
6833         (ira_initiate_emit_data, ira_finish_emit_data)
6834         (create_new_allocno): New functions.
6835         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
6836         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
6837         Use ira_register_move_cost instead of ira_get_register_move_cost.
6838
6839         * ira-int.h: Fix some comments.
6840         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
6841         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6842         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
6843         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
6844         add_data.
6845         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
6846         bitfield after mode.  Make hard_regno a short int.  Make
6847         hard_regno short.  Remove first_coalesced_allocno and
6848         next_coalesced_allocno.  Move mem_optimized_dest_p,
6849         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
6850         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
6851         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
6852         temp, colorable_p.  Add new member add_data.
6853         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
6854         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
6855         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
6856         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
6857         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
6858         (ALLOCNO_ADD_DATA): New macro.
6859         (ira_emit_data_t): New typedef.
6860         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
6861         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
6862         from struct ira_allocno.
6863         (ALLOCNO_EMIT_DATA): New macro.
6864         (ira_allocno_emit_data, allocno_emit_reg): New.
6865         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
6866         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
6867         (OBJECT_ADD_DATA): New macro.
6868         (ira_reallocate): Remove.
6869         (ira_initiate_emit_data, ira_finish_emit_data): New.
6870         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
6871         (ira_init_register_move_cost_if_necessary): New.
6872         (ira_object_conflict_iter_next): Merge into
6873         ira_object_conflict_iter_cond.
6874         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
6875
6876         * ira-live.c (process_single_reg_class_operands): Call
6877         ira_init_register_move_cost_if_necessary.  Use
6878         ira_register_move_cost instead of ira_get_register_move_cost.
6879
6880         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6881
6882         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
6883
6884         * ira-costs.c: Fix formatting.
6885         (cost_classes, cost_classes_num): Remove.
6886         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
6887         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
6888         (cost_classes_del, cost_classes_htab): New.
6889         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
6890         (initiate_regno_cost_classes, setup_cost_classes): New.
6891         (setup_regno_cost_classes_by_aclass): New.
6892         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
6893         (record_reg_classes): Use regno_cost_classes instead of
6894         cost_classes.  Move checking opposite operand up.
6895         (record_address_regs): Use regno_cost_classes
6896         instead of cost_classes.
6897         (scan_one_insn): Ditto.  Use always general register.
6898         (print_allocno_costs): Use regno_cost_classes instead of
6899         cost_classes.
6900         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
6901         (find_costs_and_classes): Set up cost classes for each registers.
6902         Use also their mode for this.  Use regno_cost_classes instead of
6903         cost_classes.
6904         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
6905         cost_classes.
6906         (free_ira_costs, ira_init_costs): Don't use cost_classes.
6907         (ira_costs, ira_set_pseudo_classes): Call
6908         initiate_regno_cost_classes and finish_regno_cost_classes.
6909
6910         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
6911
6912         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
6913
6914         * target.def (ira_cover_classes): Remove.
6915
6916         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
6917
6918         * doc/tm.texi.in: Ditto.
6919
6920         * ira-conflicts.c: Remove mentioning cover classes from the file.
6921         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
6922         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
6923
6924         * targhooks.c (default_ira_cover_classes): Remove.
6925
6926         * targhooks.h (default_ira_cover_classes): Ditto.
6927
6928         * haifa-sched.c: Remove mentioning cover classes from the file.
6929         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
6930         ira_pressure_classes and ira_pressure_classes_num instead of
6931         ira_reg_class_cover_size and ira_reg_class_cover.  Use
6932         sched_regno_pressure_class instead of sched_regno_cover_class.
6933         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
6934         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
6935
6936         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
6937         classes from the file.
6938         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
6939         (struct object_hard_regs, struct object_hard_regs_node): New.
6940         (struct ira_object): New members profitable_hard_regs,
6941         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
6942         (struct ira_allocno): Rename cover_class to aclass.  Rename
6943         cover_class_cost and updated_cover_class_cost to class_cost and
6944         updated_class_cost.  Remove splay_removed_p and
6945         left_conflict_size.  Add new members colorable_p.
6946         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
6947         (ALLOCNO_COLORABLE_P): New macro.
6948         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
6949         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
6950         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
6951         (OBJECT_...): Rename parameter C to O.
6952         (OBJECT_PROFITABLE_HARD_REGS): New macro.
6953         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
6954         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
6955         (struct target_ira_int): New members x_ira_max_memory_move_cost,
6956         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
6957         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
6958         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
6959         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
6960         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
6961         x_ira_reg_class_subunion.
6962         (ira_max_memory_move_cost, ira_max_register_move_cost)
6963         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
6964         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
6965         (ira_important_class_nums, ira_reg_class_superunion): New macros.
6966         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
6967         (ira_reg_class_union): Rename to ira_reg_class_subunion.
6968         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
6969         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
6970         (ira_tune_allocno_costs_and_cover_classes): Rename to
6971         ira_tune_allocno_costs.
6972         (ira_debug_hard_regs_forest): New.
6973         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
6974         (ira_object_conflict_iter_next): Fix comments.
6975         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
6976         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
6977         cover_class to aclass.
6978         (ira_allocate_and_accumulate_costs): Ditto.
6979         (ira_allocate_and_set_or_copy_costs): Ditto.
6980
6981         * opts.c (decode_options): Remove ira_cover_class check.
6982
6983         * ira-color.c: Remove mentioning cover classes from the file.  Use
6984         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
6985         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
6986         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
6987         (splay-tree.h): Remove include.
6988         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
6989         before copy_freq_compare_func.
6990         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
6991         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
6992         New definitions.
6993         (hard_regs_roots, hard_regs_node_vec): Ditto.
6994         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
6995         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
6996         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
6997         (create_new_object_hard_regs_node): Ditto.
6998         (add_new_object_hard_regs_node_to_forest): Ditto.
6999         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
7000         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
7001         Ditto.
7002         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
7003         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
7004         (remove_unused_object_hard_regs_nodes): Ditto.
7005         (enumerate_object_hard_regs_nodes): Ditto.
7006         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
7007         (object_hard_regs_subnode_t): Ditto.
7008         (struct object_hard_regs_subnode): Ditto.
7009         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
7010         (setup_object_hard_regs_subnode_index): Ditto.
7011         (get_object_hard_regs_subnodes_num): Ditto.
7012         (form_object_hard_regs_nodes_forest): Ditto.
7013         (finish_object_hard_regs_nodes_tree): Ditto.
7014         (finish_object_hard_regs_nodes_forest): Ditto.
7015         (allocnos_have_intersected_live_ranges_p): Rename to
7016         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7017         (pseudos_have_intersected_live_ranges_p): Rename to
7018         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
7019         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
7020         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
7021         (update_copy_costs): Remove assert.  Skip cost update if the hard
7022         reg does not belong the class.
7023         (assign_hard_reg): Process only profitable hard regs.
7024         (uncolorable_allocnos_num): Make it scalar.
7025         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
7026         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
7027         and ira_reg_class_max_nregs.
7028         (bucket_allocno_compare_func): Check frequency first.
7029         (sort_bucket): Add compare function as a parameter.
7030         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
7031         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
7032         (push_allocno_to_stack): Rewrite for checking new allocno
7033         colorability.
7034         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
7035         (push_only_colorable): Pass new parameter to sort_bucket.
7036         (push_allocno_to_spill): Remove.
7037         (allocno_spill_priority_compare): Make it inline and rewrite.
7038         (splay_tree_allocate, splay_tree_free): Remove.
7039         (allocno_spill_sort_compare): New function.
7040         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
7041         build and use splay tree.  Choose first allocno in uncolorable
7042         allocno bucket to spill.  Remove setting spill cost.
7043         (all_conflicting_hard_regs): Remove.
7044         (setup_allocno_available_regs_num): Check only profitable hard
7045         regs.  Print info about hard regs nodes.
7046         (setup_allocno_left_conflicts_size): Remove.
7047         (put_allocno_into_bucket): Don't call
7048         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
7049         (improve_allocation): New.
7050         (color_allocnos): Call setup_profitable_hard_regs,
7051         form_object_hard_regs_nodes_forest, improve_allocation,
7052         finish_object_hard_regs_nodes_forest.  Setup spill cost.
7053         (print_loop_title): Use pressure classes.
7054         (color_allocnso): Ditto.
7055         (do_coloring): Remove allocation and freeing splay_tree_node_pool
7056         and allocnos_for_spilling.
7057         (ira_sort_regnos_for_alter_reg): Don't setup members
7058         {first,next}_coalesced_allocno.
7059         (color): Remove allocating and freeing removed_splay_allocno_vec.
7060         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
7061         prohibited_class_mode_regs.
7062
7063         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
7064         formatting.
7065         (update_allocno_pressure_excess_length): Use pressure classes.
7066         (inc_register_pressure, dec_register_pressure): Check for pressure
7067         class.
7068         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
7069         pressure class.  Use ira_reg_class_nregs instead of
7070         ira_reg_class_max_nregs.
7071         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
7072         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
7073         (single_reg_class): Use ira_reg_class_nregs instead of
7074         ira_reg_class_max_nregs.
7075         (process_bb_node_lives): Use pressure classes.
7076
7077         * ira-emit.c: Remove mentioning cover classes from the file.  Use
7078         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7079         (change_loop): Use pressure classes.
7080         (modify_move_list): Call ira_set_allocno_class instead of
7081         ira_set_allocno_cover_class.
7082
7083         * ira-build.c: Remove mentioning cover classes from the file.  Use
7084         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
7085         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
7086         ALLOCNO_UPDATED_CLASS_COST instead of
7087         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
7088         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
7089         (ira_create_allocno): Remove initialization of
7090         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
7091         ALLOCNO_COLORABLE_P.
7092         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
7093         Update conflict regs for the objects.
7094         (create_cap_allocno): Remove assert.  Don't propagate
7095         ALLOCNO_AVAILABLE_REGS_NUM.
7096         (ira_free_allocno_costs): New function.
7097         (finish_allocno): Change a part of code into call of
7098         ira_free_allocno_costs.
7099         (low_pressure_loop_node_p): Use pressure classes.
7100         (object_range_compare_func): Don't compare classes.
7101         (setup_min_max_conflict_allocno_ids): Ditto.
7102
7103         * loop-invariant.c: Remove mentioning cover classes from the file.
7104         Use ira_pressure_classes and ira_pressure_classes_num instead of
7105         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
7106         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
7107         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7108         Use reg_allocno_class instead of reg_cover_class.
7109         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
7110         STACK_REG_COVER_CLASS.
7111         (get_regno_cover_class): Rename to get_regno_pressure_class.
7112         (move_loop_invariants): Initialize and finalize regstat.
7113
7114         * ira.c: Remove mentioning cover classes from the file.  Add
7115         comments about coloring without cover classes.  Use ALLOCNO_CLASS
7116         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
7117         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
7118         setup_class_subset_and_memory_move_costs.
7119         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
7120         (setup_cover_and_important_classes): Rename to
7121         setup_allocno_and_important_classes.
7122         (setup_class_translate_array): New.
7123         (setup_class_translate): Call it for allocno and pressure classes.
7124         (cover_class_order): Rename to allocno_class_order.
7125         (comp_reg_classes_func): Use ira_allocno_class_translate instead
7126         of ira_class_translate.
7127         (reorder_important_classes): Set up ira_important_class_nums.
7128         (setup_reg_class_relations): Set up ira_reg_class_superunion.
7129         (print_class_cover): Rename to print_classes.  Add parameter.
7130         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
7131         Print pressure classes too.
7132         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
7133         setup_reg_subclasses.
7134         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7135         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7136         (setup_prohibited_class_mode_regs): Use
7137         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
7138         (clarify_prohibited_class_mode_regs): New function.
7139         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
7140         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
7141         (ira_init_once): Initialize them.
7142         (free_register_move_costs): Process them.
7143         (ira_init): Move calls of find_reg_classes and
7144         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
7145         Call clarify_prohibited_class_mode_regs.
7146         (ira_no_alloc_reg): Remove.
7147         (too_high_register_pressure_p): Use pressure classes.
7148
7149         * sched-deps.c: Remove mentioning cover classes from the file.
7150         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
7151         ira_pressure_classes and ira_pressure_classes_num instead of
7152         ira_reg_class_cover_size and ira_reg_class_cover.
7153         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
7154         sched_regno_pressure_class instead of sched_regno_cover_class.
7155         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
7156         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
7157
7158         * ira.h: Add 2010 to Copyright.
7159         (ira_no_alloc_reg): Remove external.
7160         (struct target_ira): Rename x_ira_hard_regno_cover_class,
7161         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
7162         x_ira_class_translate to x_ira_hard_regno_allocno_class,
7163         x_ira_allocno_classes_num, x_ira_allocno_classes, and
7164         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
7165         x_ira_pressure_classes, x_ira_pressure_class_translate, and
7166         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
7167         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
7168         x_ira_no_alloc_regs.
7169         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
7170         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
7171         ira_allocno_classes_num and ira_allocno_classes.
7172         (ira_class_translate): Rename to ira_allocno_class_translate.
7173         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
7174         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
7175         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
7176         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
7177         (ira_no_alloc_regs): New.
7178
7179         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
7180         classes from the file.  Use ALLOCNO_CLASS instead of
7181         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
7182         ALLOCNO_COVER_CLASS_COST.
7183         (regno_cover_class): Rename to regno_aclass.
7184         (record_reg_classes): Use ira_reg_class_subunion instead of
7185         ira_reg_class_union.
7186         (record_address_regs): Check overflow.
7187         (scan_one_insn): Ditto.
7188         (print_allocno_costs): Print total mem cost fore regional allocation.
7189         (print_pseudo_costs): Use REG_N_REFS.
7190         (find_costs_and_classes): Use classes intersected with them on the
7191         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
7192         ira_reg_class_union.  Use ira_allocno_class_translate and
7193         regno_aclass instead of ira_class_translate and regno_cover_class.
7194         Modify code for finding regno_aclass.  Setup preferred classes for
7195         the next pass.
7196         (setup_allocno_cover_class_and_costs): Rename to
7197         setup_allocno_class_and_costs.  Use regno_aclass instead of
7198         regno_cover_class.  Use ira_set_allocno_class instead of
7199         ira_set_allocno_cover_class.
7200         (init_costs, finish_costs): Use regno_aclass instead of
7201         regno_cover_class.
7202         (ira_costs): Use setup_allocno_class_and_costs instead of
7203         setup_allocno_cover_class_and_costs.
7204         (ira_tune_allocno_costs_and_cover_classes): Rename to
7205         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
7206         by processing objects.  Use ira_reg_class_max_nregs instead of
7207         ira_reg_class_nregs.
7208
7209         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
7210
7211         * sched-int.h: Remove mentioning cover classes from the file.
7212         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
7213
7214         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
7215         classes from the file.
7216         (struct reg_pref): Rename coverclass into allocnoclass.
7217         (reg_cover_class): Rename to reg_allocno_class.
7218
7219         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
7220
7221         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
7222
7223         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7224
7225         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
7226
7227         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
7228
7229         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
7230
7231         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
7232
7233         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
7234
7235         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
7236
7237         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
7238
7239         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
7240         (i386_ira_cover_classes): Ditto.
7241
7242         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7243
7244         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
7245
7246         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
7247
7248         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
7249
7250         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
7251
7252         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
7253
7254         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
7255         (mips_ira_cover_classes): Ditto.
7256
7257         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
7258
7259         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
7260
7261         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
7262
7263         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
7264
7265         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
7266
7267         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
7268         (IRA_COVER_CLASSES_VSX): Ditto.
7269
7270         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
7271         (rs6000_ira_cover_classes): Ditto.
7272
7273         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
7274
7275         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
7276
7277         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
7278
7279         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
7280
7281         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
7282
7283         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
7284
7285         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
7286
7287         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
7288
7289         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
7290
7291         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
7292
7293 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7294
7295         PR debug/48253
7296         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
7297         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
7298         dw_fde_unlikely_section_end_label, cold_in_std_section,
7299         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
7300         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
7301         fields.
7302         (output_fde): Use dw_fde_second_{begin,end} if second is
7303         true, otherwise dw_fde_{begin,end}.
7304         (output_call_frame_info): Test dw_fde_second_begin != NULL
7305         instead of dw_fde_switched_sections.
7306         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
7307         fields, initialize new fields.  Initialize in_std_section
7308         unconditionally from the first partition.
7309         (dwarf2out_end_epilogue): Don't override dw_fde_end when
7310         dw_fde_second_begin is non-NULL.
7311         (dwarf2out_switch_text_section): Stop initializing removed
7312         dw_fde_struct fields, initialize new fields, initialize
7313         also dw_fde_end here.  Set dw_fde_switch_cfi even when
7314         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
7315         (struct var_loc_list_def): Add last_before_switch field.
7316         (arange_table, arange_table_allocated, arange_table_in_use,
7317         ARANGE_TABLE_INCREMENT, add_arange): Removed.
7318         (size_of_aranges): Count !in_std_section and !second_in_std_section
7319         hunks in fdes, instead of looking at arange_table_in_use.
7320         (output_aranges): Add aranges_length argument, don't call
7321         size_of_aranges here.  Instead of using aranges_table*
7322         emit ranges for fdes when !in_std_section resp.
7323         !second_in_std_section.
7324         (dw_loc_list): Break ranges crossing section switch.
7325         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
7326         use dw_fde_second_end instead of dw_fde_end as end of last range.
7327         (gen_subprogram_die): Don't call add_arange.  Use
7328         dw_fde_{begin,end} for first partition and if switched
7329         section dw_fde_second_{begin,end} for the second.
7330         (var_location_switch_text_section_1,
7331         var_location_switch_text_section): New functions.
7332         (dwarf2out_begin_function): Initialize cold_text_section even
7333         when function_section () isn't text_section.
7334         (prune_unused_types): Don't walk arange_table.
7335         (dwarf2out_finish): Don't needlessly test
7336         flag_reorder_blocks_and_partition when testing cold_text_section_used.
7337         If info_section_emitted, call size_of_aranges and if it indicates
7338         non-empty .debug_aranges, call output_aranges with the computed
7339         size.  Stop using removed dw_fde_struct fields, use
7340         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
7341         for second.
7342
7343         PR debug/48203
7344         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
7345         create ENTRY_VALUE if incoming or address of incoming's MEM
7346         is a hard REG.
7347         * dwarf2out.c (mem_loc_descriptor): Don't emit
7348         DW_OP_GNU_entry_value of DW_OP_fbreg.
7349         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
7350         on ENTRY_VALUE is able to find the canonical parameter VALUE.
7351         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
7352         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
7353         ENTRY_VALUE_EXPs.
7354         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
7355         is a REG_P or MEM_P with REG_P address, compute hash directly
7356         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
7357         (preserve_only_constants): Don't clear VALUES forwaring
7358         ENTRY_VALUE to some other VALUE.
7359
7360 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
7361
7362         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
7363         instead of GEN_INT.
7364
7365 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7366
7367         * cfgexpand.c (expand_gimple_cond): Always set the source location and
7368         block before expanding the statement.
7369         (expand_gimple_stmt_1): Likewise.  Set them here...
7370         (expand_gimple_stmt): ...and not here.  Tidy.
7371         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
7372         unknown.
7373
7374 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7375
7376         * Makefile.in: New rule for cprop.o.
7377         * gcse.c: Move constant/copy propagation to cprop.c.
7378         (compute_local_properties): Only handle expression tables.
7379         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
7380         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
7381         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
7382         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
7383         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
7384         compute_cprop_data, find_used_regs, try_replace_reg,
7385         find_avail_set, cprop_jump, constprop_register, cprop_insn,
7386         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
7387         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
7388         find_bypass_set, reg_killed_on_edge, bypass_block,
7389         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
7390         execute_rtl_cprop, pass_rtl_cprop): Move to...
7391         * cprop.c: ...here.  New file, constant/copy propagation for RTL
7392         moved from gcse.c to here with minor cleanups in duplicated code.
7393
7394 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
7395
7396         * config/i386/i386.c (flag_opts): Fix a typo in
7397         -mavx256-split-unaligned-store.
7398
7399 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7400
7401         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
7402         LIBCALL_VALUE): Remove macros.
7403         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7404         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7405         (h8300_function_value, h8300_libcall_value,
7406         h8300_function_value_regno_p): New functions.
7407
7408 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
7409
7410         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
7411
7412 2011-03-28  Jeff Law  <law@redhat.com>
7413
7414         * tree-ssa-threadupdate.c (redirect_edges): Call
7415         create_edge_and_update_destination_phis as needed.
7416         (create_edge_and_update_destination_phis): Accept new BB argument.
7417         All callers updated.
7418         (thread_block): Do not update the profile when threading around
7419         intermediate blocks.
7420         (thread_single_edge): Likewise.
7421         (determine_bb_domination_status): If BB is not a successor of the
7422         loop header, return NONDOMINATING.
7423         (register_jump_thread): Note when we register a jump thread around
7424         an intermediate block.
7425         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
7426         (thread_across_edge): Use it.
7427
7428 2011-03-28  Tristan Gingold  <gingold@adacore.com>
7429
7430         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
7431         when for_return is 2.
7432
7433 2011-03-28  Jeff Law  <law@redhat.com>
7434
7435         * var-tracking.c (canonicalize_values_mark): Delete unused
7436         lhs assignment.
7437         (canonicalize_values_star, set_variable_part): Likewise.
7438         (clobber_variable_part, delete_variable_part): Likewise.
7439
7440 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
7441
7442         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
7443
7444 2011-03-28  Martin Jambor  <mjambor@suse.cz>
7445
7446         * tree-inline.c (expand_call_inline): Do not check that destination
7447         node is analyzed.
7448         (optimize_inline_calls): Assert that destination node is analyzed.
7449         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
7450         not call tree_lowering_passes.
7451         * cgraph.h (cgraph_analyze_function): Declare.
7452         * cgraphunit.c (cgraph_analyze_function): Make public.
7453
7454 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
7455
7456         * config/sparc/sparc-opts.h: New.
7457         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
7458         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
7459         (sparc_option_override): Store processor_type enumeration rather
7460         than string in cpu_default.  Remove name and enumeration from
7461         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
7462         without using sparc_select.  Use target_flags_explicit instead of
7463         fpu_option_set.
7464         * config/sparc/sparc.h (enum processor_type): Move to
7465         sparc-opts.h.
7466         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
7467         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
7468         HeaderInclude entry.
7469         (mcpu=, mtune=): Use Var and Enum.
7470         (sparc_processor_type): New Enum and EnumValue entries.
7471
7472 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7473             Iain Sandoe  <iains@gcc.gnu.org>
7474
7475         PR target/48245
7476         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
7477
7478 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
7479
7480         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
7481         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
7482         Insert new statements at it in lieu of STMT.
7483         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
7484         * tree-vect-stmts.c (vectorizable_store): Likewise.
7485         (vectorizable_load): Likewise.
7486
7487 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
7488
7489         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
7490         (divtf3): Ditto.
7491         (multf3): Ditto.
7492         (subtf3): Ditto.
7493
7494 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7495
7496         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7497         unaligned 256bit load/store.
7498         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7499         (*avx_movdqu<avxmodesuffix>): Likewise.
7500
7501 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7502
7503         PR target/48288
7504         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7505         * config/pa/pa.md (iordi3): Use new predicate in expander.
7506         (iorsi3): Likewise.
7507
7508 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7509
7510         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7511         FUNCTION_VALUE_REGNO_P): Remove macros.
7512         * config/mips/mips-protos.h (mips_function_value): Remove.
7513         * config/mips/mips.c (mips_function_value): Rename to...
7514         (mips_function_value_1): ... this. Make static.  Handle receiving
7515         the function type in 'fn_decl_or_type' argument.
7516         (mips_function_value, mips_libcall_value,
7517         mips_function_value_regno_p): New function.
7518         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7519         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7520
7521 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7522
7523         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7524         and -mavx256-split-unaligned-store.
7525         (ix86_option_override_internal): Split 32-byte AVX unaligned
7526         load/store by default.
7527         (ix86_avx256_split_vector_move_misalign): New.
7528         (ix86_expand_vector_move_misalign): Use it.
7529
7530         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7531         -mavx256-split-unaligned-store.
7532
7533         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7534         256bit load/store.  Generate unaligned store on misaligned memory
7535         operand.
7536         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7537         256bit load/store.
7538         (*avx_movdqu<avxmodesuffix>): Likewise.
7539
7540         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7541         -mavx256-split-unaligned-store.
7542
7543 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7544
7545         PR target/38598
7546         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7547         Update commentary.
7548
7549 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7550
7551         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7552         opno arguments with an expand_operand.  Use create_input_operand.
7553         (mips_prepare_builtin_target): Delete.
7554         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7555         functions.
7556         (mips_expand_builtin_direct): Use create_output_operand and
7557         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7558         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7559         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7560
7561 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7562
7563         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7564         function.
7565         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7566
7567 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7568
7569         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7570         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7571         basic blocks and call commit_edge_insertions directly.
7572         (fixup_abnormal_edges): Move from here to...
7573         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7574         on the edges and return whether some have actually been inserted.
7575         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7576         compensation code.
7577
7578 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7579
7580         PR rtl-optimization/48144
7581         * sel-sched-ir.c (merge_history_vect): Factor out from ...
7582         (merge_expr_data): ... here.
7583         (av_set_intersect): Rename to av_set_code_motion_filter.
7584         Update all callers.  Call merge_history_vect when an expression
7585         is found in both sets.
7586         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
7587
7588 2011-03-26  Alan Modra  <amodra@gmail.com>
7589
7590         * config/rs6000/predicates.md (word_offset_memref_op): Handle
7591         cmodel medium addresses.
7592         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
7593         64-bit gpr loads and stores.
7594         (rs6000_secondary_reload_ppc64): New function.
7595         * config/rs6000/rs6000-protos.h: Declare it.
7596         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
7597
7598 2011-03-26  Alan Modra  <amodra@gmail.com>
7599
7600         PR target/47487
7601         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
7602         GNU Go in traceback table.
7603
7604 2011-03-25  Richard Henderson  <rth@redhat.com>
7605
7606         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
7607         if there are exactly 6 operands.
7608         (set_storage_via_setmem): Similarly.
7609
7610 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7611
7612         * collect2.c (write_c_file_stat): Handle backslash
7613         as right-hand directory separator.
7614         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
7615         checking just for slash.
7616         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
7617         instead of checking for trailing slash.
7618         * gcc.c (record_temp_file): Use filename_cmp instead
7619         of strcmp.
7620         (do_spec_1): Likewise.
7621         (replace_outfile_spec_function): Likewise.
7622         (is_directory): Use filename_ncmp instead of strncmp.
7623         (print_multilib_info): Likewise.
7624         * gcov.c (find_source): Use filename_cmp instead
7625         instead of strcmp.
7626         (make_gcov_file_name): Fix order of slash/backslash
7627         checks.
7628         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
7629         (add_standard_paths): Likewise.
7630         * mips-tfile.c (saber_stop): Handle backslash.
7631         * prefix.c (update_path): Use filename_ncmp instead of
7632         strncmp.
7633         * profile.c (output_location): Use filename_cmp instead
7634         of strcmp.
7635         * read-md.c (handle_toplevel_file): Handle backslash.
7636         * tlink.c (frob_extension):  Likewise.
7637         * tree-cfg.c (same_line_p): Use filename_cmp instead of
7638         strcmp.
7639         * tree-dump.c (dequeue_and_dump): Handle backslash.
7640         * tree.c (get_file_function_name): Likewise.
7641         * gengtype.c (read_input_list): Likewise.
7642         (get_file_realbasename): Likewise.
7643         (get_output_file_with_visibility): Use filename_cmp
7644         instead of strcmp.
7645
7646 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
7647
7648         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
7649         case to VFPv1.
7650
7651 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7652
7653         * fold-const.c (expr_location_or): New function.
7654         (fold_truth_not_expr): Call it.
7655
7656 2011-03-25  Jeff Law  <law@redhat.com>
7657
7658         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
7659         va_end.
7660         * c-family/c-common.c (def_fn_type): Likewise.
7661         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
7662         * emit-rtl.c (gen_rtvec): Likewise.
7663         * lto/lto-lang.c (def_fn_type): Likewise.
7664
7665 2011-03-25  Richard Guenther  <rguenther@suse.de>
7666
7667         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
7668         also generate copies.
7669         (fini_copy_prop): Handle constant values properly.
7670
7671 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
7672
7673         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
7674         mode size instead of bitsize with DWARF2_ADDR_SIZE.
7675         (hash_loc_operands, compare_loc_operands): Handle
7676         DW_OP_GNU_entry_value.
7677
7678 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7679
7680         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
7681         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
7682         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
7683         comment and use macro TARGET_64BIT_MS_ABI instead.
7684         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
7685         and change default behavior for 32-bit MS_ABI.
7686         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
7687         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
7688         32-bit, too.
7689         (ix86_cfun_abi): Likewise.
7690         (ix86_maybe_switch_abi): Adjust comment.
7691         (init_cumulative_args): Check for bit-ness in MS_ABI case.
7692         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
7693         instead of checking for SYSV_ABI.
7694         (ix86_nsaved_sseregs): Likewise.
7695         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
7696         to 16 bytes.
7697         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
7698         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
7699         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
7700         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
7701         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
7702
7703 2011-03-25  Richard Guenther  <rguenther@suse.de>
7704
7705         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
7706         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7707         (verify_gimple): Remove.
7708         * tree-cfg.c (verify_gimple_call): Merge verification
7709         from verify_stmts.
7710         (verify_gimple_phi): Merge verification from verify_stmts.
7711         (verify_gimple_label): New function.
7712         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
7713         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7714         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
7715         (verify_stmts): Rename to verify_gimple_in_cfg.
7716         (verify_gimple_in_cfg): New function.
7717         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
7718         * tree-ssa.c (verify_ssa): Likewise.
7719         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
7720
7721 2011-03-25  Richard Guenther  <rguenther@suse.de>
7722
7723         * passes.c (init_optimization_passes): Add FRE pass after
7724         early SRA.
7725
7726 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
7727             Andrew Stubbs  <ams@codesourcery.com>
7728
7729         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
7730         for Cortex-A8.
7731         (arm_movdi_vfp_cortexa8): New pattern.
7732         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
7733         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
7734         instructions when tuning for Cortex-A8.  Set attribute "arch".
7735         * config/arm/arm.md: Move include arm-tune.md up a bit.
7736         (define_attr "arch"): Add "onlya8" and "nota8" values.
7737         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
7738
7739 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7740
7741         PR bootstrap/48282
7742         Revert:
7743         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7744
7745         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7746         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7747         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7748         * passes.c (init_optimization_passes): Move
7749         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7750
7751 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7752
7753         * c-typeck.c (comptypes_internal): Replace target
7754         hook call of comp_type_attributes by version in tree.c file.
7755         * gimple.c (gimple_types_compatible_p_1): Likewise.
7756         * tree-ssa.c (useless_type_conversion_p): Likewise.
7757         * tree.c (build_type_attribute_qual_variant): Likewise.
7758         (attribute_value_equal): New static helper function.
7759         (comp_type_attributes): New function.
7760         (merge_attributes): Use attribute_value_equal for comparison.
7761         (attribute_list_contained): Likewise.
7762         * tree.h (comp_type_attributes): New prototype.
7763
7764 2011-03-25  Richard Guenther  <rguenther@suse.de>
7765
7766         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
7767         of complex types at -O0.
7768         (verify_gimple_assign_binary): Likewise.
7769         (verify_gimple_assign_ternary): Likewise.
7770
7771 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7772
7773         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
7774         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
7775
7776 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7777
7778         PR debug/48041
7779         * dwarf2out.c (output_abbrev_section): Only write table when
7780         abbrev_die_table_in_use > 1.
7781
7782 2011-02-24  Richard Henderson  <rth@redhat.com>
7783
7784         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
7785         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
7786         (alpha_expand_unaligned_load_words): Use extql.
7787         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
7788         (emit_insxl): Handle all modes for consistency.
7789
7790 2011-02-24  Richard Henderson  <rth@redhat.com>
7791
7792         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
7793         (alpha_expand_unaligned_load): Likewise.
7794         (alpha_expand_unaligned_store): Likewise.
7795         (alpha_expand_unaligned_load_words): Likewise.
7796         (alpha_expand_unaligned_store_words): Likewise.
7797         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
7798         (alpha_split_lock_test_and_set_12): Likewise.
7799         (print_operand, alpha_fold_builtin_extxx): Likewise.
7800         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
7801         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
7802         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
7803         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
7804         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
7805         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
7806         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
7807         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
7808         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
7809         (extwl, extll, extql): Similarly.
7810         (inswh, inslh, insqh): Similarly.
7811         (mskbl, mskwl, mskll, mskql): Similarly.
7812         (mskwh, msklh, mskqh): Similarly.
7813
7814 2011-02-24  Richard Henderson  <rth@redhat.com>
7815
7816         * config/alpha/alpha.md (attribute isa): Add er, ner.
7817         (attribute enabled): Handle them.
7818         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
7819
7820 2011-02-24  Richard Henderson  <rth@redhat.com>
7821
7822         * config/alpha/alpha.md (attribute isa): Add vms.
7823         (attribute enabled): Handle it.
7824         (*movsf): Merge *movsf_{nofix,fix,nofp}.
7825         (*movdf): Merge *movdf_{nofix,fix,nofp}.
7826         (*movtf): Rename from *movtf_internal for consistency.
7827         (*movsi): Merge with *movsi_nt_vms.
7828         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
7829         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
7830         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
7831         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
7832
7833 2011-02-24  Richard Henderson  <rth@redhat.com>
7834
7835         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
7836         (extendqisi2, extendhisi2): Likewise.
7837         (extendqidi2): Simplify BWX/non-BWX expansions.
7838         (extendhidi2): Similarly.
7839
7840 2011-02-24  Richard Henderson  <rth@redhat.com>
7841
7842         * config/alpha/alpha.md (attribute isa): New.
7843         (attribute enabled): New.
7844         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
7845         (zero_extendqisi2, zero_extendqidi2): Similarly.
7846         (zero_extendhisi2, zero_extendhidi2): Similarly.
7847         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
7848
7849 2011-02-24  Richard Henderson  <rth@redhat.com>
7850
7851         * config/alpha/predicates.md (input_operand): Revert last change;
7852         update comment to mention 32-bit VMS rather than Windows.
7853
7854 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7855
7856         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7857         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7858         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7859         * passes.c (init_optimization_passes): Move
7860         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7861
7862 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7863
7864         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
7865
7866 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7867
7868         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
7869         correctly.
7870
7871 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
7872
7873         PR debug/48204
7874         * simplify-rtx.c (simplify_const_unary_operation): Call
7875         real_convert when changing mode class with FLOAT_EXTEND.
7876
7877 2011-03-24  Nick Clifton  <nickc@redhat.com>
7878
7879         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
7880         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7881         * config/rx/rx.c (rx_option_override): Set align_jumps,
7882         align_loops and align_labels if not set by the user.
7883         (rx_align_for_label): New function.
7884         (rx_max_skip_for_label): New function.
7885         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
7886         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
7887         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
7888         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
7889         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
7890
7891 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7892
7893         PR rtl-optimization/48263
7894         * optabs.c (expand_binop_directly): Reinstate convert_modes code
7895         and original commutative_p handling.  Use maybe_gen_insn.
7896
7897 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7898
7899         * reload.c (find_reloads_subreg_address): Add address_reloaded
7900         parameter and return true there if the full address has been
7901         reloaded.
7902         (find_reloads_toplev): Pass address_reloaded flag.
7903         (find_reloads_address_1): Don't use address_reloaded parameter.
7904
7905 2011-03-24  Jeff Law  <law@redhat.com>
7906
7907         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
7908         unused variable "ann".
7909         (remove_unused_locals): Likewise.
7910
7911         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
7912         statement.
7913
7914         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
7915         after it is freed.
7916
7917 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7918
7919         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
7920         for invalid symbolic addresses.
7921         (s390_secondary_reload): Don't use s390_check_symref_alignment for
7922         larl operands.
7923
7924 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7925
7926         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
7927         the argument in calls to fold_truth_not_expr.
7928
7929 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7930
7931         * tree.c (record_node_allocation_statistics): New function.
7932         (make_node_stat, copy_node_stat, build_string): Call it.
7933         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
7934         (build1_stat, build_omp_clause): Likewise.
7935
7936 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7937
7938         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
7939         last commit.
7940
7941 2011-03-24  Richard Guenther  <rguenther@suse.de>
7942
7943         PR tree-optimization/48271
7944         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
7945         blocks that still exist.
7946
7947 2011-03-24  Richard Guenther  <rguenther@suse.de>
7948
7949         PR tree-optimization/48270
7950         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
7951         not free datarefs before ddrs.
7952
7953 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7954
7955         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
7956         from the address built for a reference with variable offset.
7957
7958 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7959
7960         PR target/48237
7961         * config/i386/i386.md (*movdf_internal_rex64): Do not split
7962         alternatives that can be handled with movq or movabsq insn.
7963         (*movdf_internal): Disable for !TARGET_64BIT.
7964         (*movdf_internal_nointeger): Ditto.
7965         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
7966
7967 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7968
7969         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
7970         (FUNCTION_ARG_ADVANCE): Likewise.
7971         * tm.texi.in: Change references to them to hook references.
7972         * tm.texi: Regenerate.
7973         * targhooks.c (default_function_arg): Eliminate check for target macro.
7974         (default_function_incoming_arg): Likewise.
7975         (default_function_arg_advance): Likewise.
7976         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
7977         (function_arg_advance): Likewise.
7978         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
7979
7980 2011-03-24  Richard Guenther  <rguenther@suse.de>
7981
7982         PR middle-end/48269
7983         * tree-object-size.c (addr_object_size): Do not double-account
7984         for MEM_REF offsets.
7985
7986 2011-03-24  Diego Novillo  <dnovillo@google.com>
7987
7988         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
7989         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
7990         (lto_input_data_block): Move from lto-opts.c.  Make extern.
7991         Update all users.
7992         (lto_input_string): Rename from input_string.  Make extern.
7993         Update all users.
7994         * lto-streamer-out.c (lto_output_string_with_length): Rename from
7995         output_string_with_length.
7996         Output 0 to indicate a non-NULL string.  Update all callers to
7997         not emit 0.
7998         (lto_output_string): Rename from output_string.  Make extern.
7999         Update all users.
8000         (lto_output_decl_state_streams): Make extern.
8001         (lto_output_decl_state_refs): Make extern.
8002         * lto-streamer.h (lto_input_string): Declare.
8003         (lto_input_data_block): Declare.
8004         (lto_output_string): Declare.
8005         (lto_output_string_with_length): Declare.
8006         (lto_output_decl_state_streams): Declare.
8007         (lto_output_decl_state_refs): Declare.
8008
8009 2011-03-24  Richard Guenther  <rguenther@suse.de>
8010
8011         PR tree-optimization/46562
8012         * tree.c (build_invariant_address): New function.
8013         * tree.h (build_invariant_address): Declare.
8014         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
8015         a renamed function moved ...
8016         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
8017         Take valueization callback parameter.
8018         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
8019         * gimple-fold.h: New file.
8020         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
8021         (ccp_fold, fold_const_aggregate_ref,
8022         fold_ctor_reference, fold_nonarray_ctor_reference,
8023         fold_array_ctor_reference, fold_string_cst_ctor_reference,
8024         get_base_constructor): Move ...
8025         * gimple-fold.c: ... here.
8026         (gimple_fold_stmt_to_constant_1): New function
8027         split out from ccp_fold.  Take a valueization callback parameter.
8028         Valueize all operands.
8029         (gimple_fold_stmt_to_constant): New wrapper function.
8030         (fold_const_aggregate_ref_1): New function split out from
8031         fold_const_aggregate_ref.  Take a valueization callback parameter.
8032         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
8033         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
8034         invariant POINTER_PLUS_EXPRs to invariant form.
8035         (vn_valueize): New function.
8036         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
8037         * tree-vrp.c (vrp_valueize): New function.
8038         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
8039         to fold statements to constants.
8040         * tree-ssa-pre.c (eliminate): Properly guard propagation of
8041         function declarations.
8042         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
8043         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
8044
8045 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
8046
8047         * config/h8300/predicates.md (jump_address_operand): Fix register
8048         mode check.
8049
8050 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
8051
8052         * doc/invoke.texi (max-stores-to-sink): Document.
8053         * params.h (MAX_STORES_TO_SINK): Define.
8054         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
8055         if either vectorization or if-conversion is disabled.
8056         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
8057         tree-vect-data-refs.c vect_equal_offsets.
8058         (dr_equal_offsets_p): New function.
8059         (find_data_references_in_bb): Remove static.
8060         * tree-data-ref.h (find_data_references_in_bb): Declare.
8061         (dr_equal_offsets_p): Likewise.
8062         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
8063         (vect_drs_dependent_in_basic_block): Update calls to
8064         vect_equal_offsets.
8065         (vect_check_interleaving): Likewise.
8066         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
8067         (cond_if_else_store_replacement): Rename to...
8068         (cond_if_else_store_replacement_1): ... this.  Change arguments and
8069         documentation.
8070         (cond_if_else_store_replacement): New function.
8071         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
8072         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
8073
8074 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
8075
8076         PR target/46934
8077         * config/arm/arm.md (casesi): Use the gen_int_mode() function
8078         to subtract lower bound instead of GEN_INT().
8079
8080 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
8081
8082         PR other/48179
8083         PR other/48221
8084         PR other/48234
8085         * doc/extend.texi (Alignment): Move section to match order in TOC.
8086         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8087         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
8088
8089 2011-03-23  Jeff Law  <law@redhat.com>
8090
8091         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
8092         before removing the edge.
8093
8094         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
8095         it may have been freed by redirect_branch_edge or
8096         redirect_edge_succ_nodup.
8097
8098 2011-03-23  Richard Guenther  <rguenther@suse.de>
8099
8100         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
8101         (check_va_list_escapes): Likewise.
8102         (check_all_va_list_escapes): Likewise.
8103
8104 2011-03-23  Richard Guenther  <rguenther@suse.de>
8105
8106         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
8107         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
8108         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
8109         (alias.o): Likewise.
8110         (ipa-type-escape.o): Remove.
8111         (ipa-struct-reorg.o): Likewise.
8112         (GTFILES): Remove ipa-struct-reorg.c.
8113         * alias.c: Do not include ipa-type-escape.h.
8114         * tree-ssa-alias.c: Likewise.
8115         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
8116         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
8117         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
8118         and ipa-type-escape passes.
8119         * tree-pass.h (pass_ipa_type_escape): Remove.
8120         (pass_ipa_struct_reorg): Likewise.
8121         * ipa-struct-reorg.h: Remove.
8122         * ipa-struct-reorg.c: Likewise.
8123         * ipa-type-escape.h: Likewise.
8124         * ipa-type-escape.c: Likewise.
8125         * doc/invoke.texi (-fipa-struct-reorg): Remove.
8126         (--param struct-reorg-cold-struct-ratio): Likewise.
8127         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8128         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
8129         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
8130
8131 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8132
8133         * config/s390/2084.md: Enable all insn reservations also for z9_ec
8134         cpu attribute value.
8135         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
8136         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
8137         * config/s390/s390.c (processor_flags_table): New constant array.
8138         (s390_handle_arch_option): Remove.
8139         (s390_handle_option): Remove s390_handle_arch_option invocations
8140         and OPT_mwarn_framesize_ handling.
8141         (s390_option_override): Remove s390_handle_arch_option invocation.
8142         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
8143         warnings.
8144         * config/s390/s390.md (cpu attribute): Add z9_ec value.
8145         * config/s390/s390.opt (s390_tune, s390_arch)
8146         (march=): Replace s390_arch_option enum and values with
8147         processor_type.  Set variable name to s390_arch.  Set
8148         initialization value.
8149         (mtune=): Replace s390_arch_option with processor_type.  Set
8150         variable name to s390_tune.  Set initialization value.
8151
8152 2011-03-23  Julian Brown  <julian@codesourcery.com>
8153
8154         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
8155         accesses which are not naturally aligned.
8156
8157 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8158
8159         PR target/47553
8160         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
8161
8162 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
8163
8164         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
8165         parameter from "int" to "enum insn_code".
8166         (expand_operand_type): New enum.
8167         (expand_operand): New structure.
8168         (create_expand_operand): New function.
8169         (create_fixed_operand, create_output_operand): Likewise
8170         (create_input_operand, create_convert_operand_to): Likewise.
8171         (create_convert_operand_from, create_address_operand): Likewise.
8172         (create_integer_operand): Likewise.
8173         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
8174         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8175         (expand_insn, expand_jump_insn): Likewise.
8176         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
8177         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
8178         (expand_movstr, expand_builtin___clear_cache): Likewise.
8179         (expand_builtin_lock_release): Likewise.
8180         * explow.c (allocate_dynamic_stack_space): Likewise.
8181         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
8182         and use the default handling in that case.
8183         * expmed.c (check_predicate_volatile_ok): Delete.
8184         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
8185         (emit_cstore): Likewise.
8186         * expr.c (emit_block_move_via_movmem): Likewise.
8187         (set_storage_via_setmem, expand_assignment): Likewise.
8188         (emit_storent_insn, try_casesi): Likewise.
8189         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
8190         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
8191         (expand_vec_shift_expr, expand_binop_directly): Likewise.
8192         (expand_twoval_unop, expand_twoval_binop): Likewise.
8193         (expand_unop_direct, emit_indirect_jump): Likewise.
8194         (emit_conditional_move, vector_compare_rtx): Likewise.
8195         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
8196         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
8197         (expand_sync_lock_test_and_set): Likewise.
8198         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
8199         (emit_unop_insn): Likewise.
8200         (expand_copysign_absneg): Change icode to an insn_code.
8201         (create_convert_operand_from_type): New function.
8202         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
8203         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
8204         (expand_insn, expand_jump_insn): Likewise.
8205         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
8206         than const_int_operand for operand 2.
8207
8208 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8209
8210         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
8211         if possible.
8212
8213 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8214
8215         * emit-rtl.c (emit_pattern_before_noloc): New function.
8216         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
8217         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
8218         (emit_pattern_after_noloc): New function.
8219         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
8220         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
8221
8222 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8223
8224         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
8225         (__ffsDI2): Likewise.
8226
8227 2011-03-22  Richard Henderson  <rth@redhat.com>
8228
8229         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
8230         of !TARGET_ABI_OPEN_VMS.
8231         (alpha_trampoline_init, alpha_start_function): Likewise.
8232         (alpha_expand_epilogue, alpha_file_start): Likewise.
8233         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
8234         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
8235         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
8236         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
8237         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
8238
8239 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8240
8241         * config/s390/s390-opts.h: New.
8242         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
8243         s390_arch_flags, s390_warn_framesize, s390_stack_size,
8244         s390_stack_guard): Remove.
8245         (s390_handle_arch_option): Return void.  Take enum
8246         s390_arch_option value instead of string and searching array.
8247         (s390_handle_option): Don't assert that global structures are in
8248         use.  Access variables via opts pointer.  Use error_at.  Don't use
8249         sscanf for -mstack-guard= or -mstack-size=.  Update call to
8250         s390_handle_arch_option.
8251         (s390_option_override): Update call to s390_handle_arch_option.
8252         (s390_emit_prologue): Use %d format for s390_stack_size in
8253         diagnostic.  Use %wd for HOST_WIDE_INT.
8254         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
8255         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
8256         * config/s390/s390.opt (config/s390/s390-opts.h): New
8257         HeaderInclude entry.
8258         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
8259         s390_arch_flags, s390_warn_framesize): New Variable entries.
8260         (s390_arch_option): New Enum and EnumValue entries.
8261         (march=): Use Enum instead of Var.
8262         (mstack-guard=, mstack-size=): Use UInteger and Var.
8263         (mtune=): Use Enum.
8264
8265 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8266
8267         * config/score/score.c (score_handle_option): Don't assert that
8268         global structures are in use.  Access target_flags via opts
8269         pointer.  Use value of -march= option to determine target_flags
8270         settings.
8271         * config/score/score.opt (march=): Use Enum.
8272         (score_arch): New Enum and EnumValue entries.
8273
8274 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8275
8276         * config/mep/mep.c (option_mtiny_specified): Remove.
8277         (mep_option_override): Move register handling for -mivc2 from
8278         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
8279         instead of option_mtiny_specified.
8280         (mep_handle_option): Access target_flags via opts pointer.  Don't
8281         assert that global structures are in use.  Defer part of -mivc2
8282         handling and move it to mep_option_override.
8283         * config/mep/mep.opt (IVC2): New Mask entry.
8284         (mivc2): Use Var and Defer instead of Mask.
8285
8286 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8287
8288         * config/v850/v850-opts.h: New.
8289         * config/v850/v850.c (small_memory): Replace with
8290         small_memory_physical_max array.  Make that array static const.
8291         (v850_handle_memory_option): Take integer value of argument.  Take
8292         gcc_options pointer, option text and location.  Return void.
8293         Update for changes to small memory structures.
8294         (v850_handle_option): Access target_flags via opts pointer.  Don't
8295         assert that global structures are in use.  Update calls to
8296         v850_handle_memory_option.
8297         (v850_encode_data_area): Update references to small memory settings.
8298         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
8299         (enum small_memory_type): Move to v850-opts.h.
8300         * config/v850/v850.opt (config/v850/v850-opts.h): New
8301         HeaderInclude entry.
8302         (small_memory_max): New Variable entry.
8303         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
8304         (mtda, mzda): Likewise.
8305
8306 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8307
8308         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
8309         pointer.  Don't assert that global structures are in use.
8310
8311 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8312
8313         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
8314         via opts pointer.  Don't assert that global structures are in use.
8315
8316 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8317
8318         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
8319         (munix=93): Use Var.
8320         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
8321         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
8322         * config/pa/pa-opts.h: New.
8323         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
8324         (pa_handle_option): Don't assert that global structures are in
8325         use.  Access target_flags via opts pointer.  Don't handle
8326         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
8327         OPT_munix_98 here.
8328         (pa_option_override): Handle deferred OPT_mfixed_range_.
8329
8330 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8331
8332         * config/mn10300/mn10300-opts.h: New.
8333         * config/mn10300/mn10300.c (mn10300_processor,
8334         mn10300_tune_string): Remove.
8335         (mn10300_handle_option): Don't assert that global structures are
8336         in use.  Access mn10300_processor via opts pointer.  Don't handle
8337         OPT_mtune_ here.
8338         * config/mn10300/mn10300.h (enum processor_type): Move to
8339         mn10300-opts.h.
8340         (mn10300_processor): Remove.
8341         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
8342         HeaderInclude entry.
8343         (mn10300_processor): New Variable entry.
8344         (mtune=): Use Var.
8345
8346 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8347
8348         * config/microblaze/microblaze.c: Don't include opts.h.
8349         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
8350         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
8351         (mno-clearbss): Use Var and Warn.
8352
8353 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8354
8355         * config/m32r/m32r-opts.h: New.
8356         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
8357         (m32r_handle_option): Don't assert that global structures are in
8358         use.  Access target_flags and m32r_cache_flush_func via opts
8359         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
8360         OPT_mno_flush_trap here.
8361         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
8362         include of m32r-opts.h.
8363         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
8364         HeaderInclude entry.
8365         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
8366         (mmodel=): Use Enum and Var.
8367         (m32r_model): New Enum and EnumValue entries.
8368         (mno-flush-trap): Use Var.
8369         (msdata=): Use Enum and Var.
8370         (m32r_sdata): New Enum and EnumValue entries.
8371
8372 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8373
8374         * config/m32c/m32c.c: Don't include opts.h.
8375         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
8376         m32c_handle_option): Remove.
8377         (m32c_option_override): Check global_options_set.x_target_memregs
8378         instead of target_memregs_set.
8379         * config/m32c/m32c.h (target_memregs): Remove.
8380         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
8381         variable.
8382
8383 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8384
8385         * config/iq2000/iq2000-opts.h: New.
8386         * config/iq2000/iq2000.c: Don't include opts.h.
8387         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
8388         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
8389         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
8390         HeaderInclude entry.
8391         (iq2000_tune): New Variable entry.
8392         (march=): Add comment.  Use Enum.
8393         (iq2000_arch): New Enum and EnumValue entries.
8394         (mcpu=): Use Enum and Var.
8395         (iq2000_tune): New Enum and EnumValue entries.
8396
8397 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8398
8399         * config/ia64/ia64-opts.h: New.
8400         * config/ia64/ia64.c (ia64_tune): Remove.
8401         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
8402         here.  Use error_at.
8403         (ia64_option_override): Handle deferred OPT_mfixed_range_.
8404         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
8405         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
8406         HeaderInclude entry.
8407         (ia64_tune): New Variable entry.
8408         (mfixed-range=): Use Defer and Var.
8409         (mtune=): Use Enum and Var.
8410         (ia64_tune): New Enum and EnumValue entries.
8411
8412 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8413
8414         * config/frv/frv-opts.h: New.
8415         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
8416         frv-opts.h.
8417         (frv_cpu_type): Remove.
8418         * config/frv/frv.c: Don't include opts.h.
8419         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
8420         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
8421         (frv_cpu_type): New Variable entry.
8422         (frv_cpu): New Enum and EnumValue entries.
8423
8424 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8425
8426         * config/cris/cris.c (cris_handle_option): Access target_flags via
8427         opts pointer.  Don't assert that global structures are in use.
8428         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
8429         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
8430
8431 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8432
8433         * config/bfin/bfin-opts.h: New.
8434         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
8435         bfin_si_revision, bfin_workarounds): Remove.
8436         (bfin_cpus): Make static const.
8437         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
8438         not bfin_lib_id_given.
8439         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
8440         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
8441         pointer. Use error_at.  Don't assert that global structures are in use.
8442         * config/bfin/bfin.h: Include bfin-opts.h.
8443         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
8444         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
8445         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
8446         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
8447         entries.
8448
8449 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8450
8451         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
8452         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
8453         or -msoft-float here.
8454         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
8455         -msoft-float and -mhard-float.
8456         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
8457         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8458         msoft-float.
8459         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
8460         -msoft-float.
8461         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
8462         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
8463         not mhard-float.
8464         (LIBGCC_SPEC): Don't handle -msoft-float.
8465         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
8466         -mhard-float.
8467         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
8468         msoft-float.
8469         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
8470         -mfloat-abi=*, not -msoft-float and -mhard-float.
8471         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
8472         -msoft-float.
8473         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
8474         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
8475         mhard-float and msoft-float.
8476         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
8477         mfloat-abi=soft in comments, not mhard-float and msoft-float.
8478         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8479         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
8480         mhard-float.
8481         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
8482         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
8483         msoft-float.
8484         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
8485         not mhard-float.
8486         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
8487         not msoft-float.
8488
8489 2011-03-22  Richard Henderson  <rth@redhat.com>
8490
8491         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
8492         TARGET_ABI_WINDOWS_NT.
8493         (alpha_output_function_end_prologue): Likewise.
8494         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
8495         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8496         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8497         (trap, *movsi_nt_vms): Likewise.
8498         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8499         (*tablejump_osf_nt_internal): Remove.
8500         * config/alpha/predicates.md (input_operand): Only test Pmode.
8501
8502 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8503
8504         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8505         via opts pointer.  Use error_at.  Don't assert that global
8506         structures are in use.
8507
8508 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8509
8510         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8511         (ix86_handle_option): Access ix86_isa_flags and
8512         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8513         global structures are in use.
8514         (ix86_function_specific_save, ix86_function_specific_restore):
8515         Update ix86_isa_flags_explicit field name.
8516         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8517         (ix86_isa_flags_explicit): Rename TargetSave entry to
8518         x_ix86_isa_flags_explicit.
8519
8520 2011-03-22  Richard Henderson  <rth@redhat.com>
8521
8522         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8523         (alpha_option_override, direct_return): Likewise.
8524         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8525         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8526         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8527         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8528         (alpha_expand_epilogue, alpha_end_function): Likewise.
8529         (alpha_init_libfuncs): Likewise.
8530         (struct machine_function): Remove unicosmk members.
8531         (print_operand) ['t']: Remove.
8532         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8533         unicosmk_output_module_name, unicosmk_output_common,
8534         current_section_align, unicosmk_output_text_section_asm_op,
8535         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8536         unicosmk_section_type_flags, unicosmk_unique_section,
8537         unicosmk_asm_named_section, unicosmk_insert_attributes,
8538         unicosmk_output_align, unicosmk_defer_case_vector,
8539         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8540         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8541         unicosmk_output_ssib, unicosmk_add_call_info_word,
8542         unicosmk_extern_head, unicosmk_output_default_externs,
8543         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8544         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8545         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8546         * config/alpha/alpha-protos.h: Update.
8547         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8548         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8549         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8550         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8551         (*mulsi_se, mulvsi3): Likewise.
8552         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8553         (*divmodsi_internal, call, call_value, realign): Likewise.
8554         (moddi3, umoddi3): Likewise; remove duplicate expander.
8555         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8556         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8557         (*movdi_nofix): Remove r/U alternative.
8558         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8559         * config/alpha/constraints.md ("U"): Remove.
8560         * config/alpha/predicates.md (call_operand"): Don't test
8561         TARGET_ABI_UNICOSMK.
8562
8563 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8564
8565         * target.def (handle_option): Take gcc_options and
8566         cl_decoded_option pointers and location_t.
8567         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8568         * doc/tm.texi: Regenerate.
8569         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8570         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8571         * lto-opts.c (lto_reissue_options): Generate option structure for
8572         targetm.handle_option call.
8573         * opts.c (target_handle_option): Update call to
8574         targetm.handle_option.  Remove assertions about values now passed
8575         down to hook.
8576         * targhooks.c (default_target_handle_option): New.
8577         * targhooks.h (default_target_handle_option): Declare.
8578         * config/alpha/alpha.c: Include opts.h.
8579         (alpha_handle_option): Update to new hook interface.
8580         * config/arm/arm.c: Include opts.h.
8581         (arm_handle_option): Update to new hook interface.
8582         * config/arm/t-arm (arm.o): Update dependencies.
8583         * config/bfin/bfin.c: Include opts.h.
8584         (bfin_handle_option): Update to new hook interface.
8585         * config/cris/cris.c: Include opts.h.
8586         (cris_handle_option): Update to new hook interface.
8587         * config/frv/frv.c: Include opts.h.
8588         (frv_handle_option): Update to new hook interface.
8589         * config/i386/i386.c: Include opts.h.
8590         (ix86_handle_option): Update to new hook interface.
8591         (ix86_valid_target_attribute_inner_p): Generate option structure
8592         for call to ix86_handle_option.
8593         * config/i386/t-i386 (i386.o): Update dependencies.
8594         * config/ia64/ia64.c: Include opts.h.
8595         (ia64_handle_option): Update to new hook interface.
8596         * config/ia64/t-ia64 (ia64.o): Update dependencies.
8597         * config/iq2000/iq2000.c: Include opts.h.
8598         (iq2000_handle_option): Update to new hook interface.
8599         * config/m32c/m32c.c: Include opts.h.
8600         (m32c_handle_option): Update to new hook interface.
8601         * config/m32r/m32r.c: Include opts.h.
8602         (m32r_handle_option): Update to new hook interface.
8603         * config/m68k/m68k.c: Include opts.h.
8604         (m68k_handle_option): Update to new hook interface.
8605         * config/mep/mep.c: Include opts.h.
8606         (mep_handle_option): Update to new hook interface.
8607         * config/microblaze/microblaze.c: Include opts.h.
8608         (microblaze_handle_option): Update to new hook interface.
8609         * config/mips/mips.c: Include opts.h.
8610         (mips_handle_option): Update to new hook interface.
8611         * config/mn10300/mn10300.c: Include opts.h.
8612         (mn10300_handle_option): Update to new hook interface.
8613         * config/pa/pa.c: Include opts.h.
8614         (pa_handle_option): Update to new hook interface.
8615         * config/pdp11/pdp11.c: Include opts.h.
8616         (pdp11_handle_option): Update to new hook interface.
8617         * config/rs6000/rs6000.c: Include opts.h.
8618         (rs6000_handle_option): Update to new hook interface.
8619         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8620         * config/rx/rx.c: Include opts.h.
8621         (rx_handle_option): Update to new hook interface.
8622         * config/s390/s390.c: Include opts.h.
8623         (s390_handle_option): Update to new hook interface.
8624         * config/score/score.c: Include opts.h.
8625         (score_handle_option): Update to new hook interface.
8626         * config/sh/sh.c: Include opts.h.
8627         (sh_handle_option): Update to new hook interface.
8628         * config/sparc/sparc.c: Include opts.h.
8629         (sparc_handle_option): Update to new hook interface.
8630         * config/v850/v850.c: Include opts.h.
8631         (v850_handle_option): Update to new hook interface.
8632
8633 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8634
8635         * gcc.c (driver_unknown_option_callback): Only permit and save
8636         unknown -Wno- options.
8637         (driver_wrong_lang_callback): Save options directly instead of via
8638         driver_unknown_option_callback.
8639
8640 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8641
8642         * combine.c (simplify_set): Try harder to find the best CC mode when
8643         simplifying a nested COMPARE on the RHS.
8644
8645 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8646
8647         * config/alpha/gnu.h: Remove.
8648         * config/arc: Remove directory.
8649         * config/arm/netbsd.h: Remove.
8650         * config/arm/t-pe: Remove.
8651         * config/crx: Remove directory.
8652         * config/i386/netbsd.h: Remove.
8653         * config/m68hc11: Remove directory.
8654         * config/m68k/uclinux-oldabi.h: Remove.
8655         * config/mcore/mcore-pe.h: Remove.
8656         * config/mcore/t-mcore-pe: Remove.
8657         * config/netbsd-aout.h: Remove.
8658         * config/rs6000/gnu.h: Remove.
8659         * config/sh/sh-symbian.h: Remove.
8660         * config/sh/symbian-base.c: Remove.
8661         * config/sh/symbian-c.c: Remove.
8662         * config/sh/symbian-cxx.c: Remove.
8663         * config/sh/symbian-post.h: Remove.
8664         * config/sh/symbian-pre.h: Remove.
8665         * config/sh/t-symbian: Remove.
8666         * config/svr3.h: Remove.
8667         * config/vax/netbsd.h: Remove.
8668         * config.build: Don't handle i[34567]86-*-pe.
8669         * config.gcc: Remove handling of deprecations for most deprecated
8670         targets.
8671         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
8672         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
8673         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
8674         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
8675         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
8676         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
8677         Remove cases.
8678         * config.host: Don't handle i[34567]86-*-pe.
8679         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
8680         (ASM_SPEC32): Don't handle -mcall-gnu.
8681         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
8682         -mcall-gnu.
8683         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
8684         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
8685         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8686         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
8687         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
8688         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
8689         conditional on SYMBIAN.
8690         * configure.ac: Don't handle powerpc*-*-gnu*.
8691         * configure: Regenerate.
8692         * doc/extend.texi (interrupt attribute): Don't mention CRX.
8693         * doc/install-old.texi (m6811, m6812): Don't mention.
8694         * doc/install.texi (arc-*-elf*): Don't document multilib option.
8695         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
8696         (m68k-uclinuxoldabi): Don't mention.
8697         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
8698         Remove.
8699         (-mcall-gnu): Remove.
8700         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
8701         families): Remove constraint documentation.
8702
8703 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
8704
8705         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
8706         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
8707         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
8708
8709 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8710
8711         PR target/48226
8712         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
8713         vector when peeking at the next token for vector, don't expand the
8714         keywords.
8715
8716 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
8717
8718         * config/avr/avr-protos.h (expand_epilogue): Change prototype
8719         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
8720         * config/avr/avr.c (init_cumulative_args)
8721         (avr_function_arg_advance): Use it.
8722         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
8723         sibcall epilogues.
8724         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
8725         (avr_function_ok_for_sibcall): ...this new function.
8726         (avr_lookup_function_attribute1): New static Function.
8727         (avr_naked_function_p, interrupt_function_p)
8728         (signal_function_p, avr_OS_task_function_p)
8729         (avr_OS_main_function_p): Use it.
8730         * config/avr/avr.md ("sibcall", "sibcall_value")
8731         ("sibcall_epilogue"): New expander.
8732         ("*call_insn", "*call_value_insn"): New insn.
8733         ("call_insn", "call_value_insn"): Remove
8734         ("call", "call_value", "epilogue"): Change expander to handle
8735         sibling calls.
8736
8737 2011-03-21  Nick Clifton  <nickc@redhat.com>
8738
8739         * doc/invoke.texi (Overall Options): Move closing brace to end of
8740         options list.
8741         (Optimization Options): Add missing @gol.
8742         (Directory Options): Likewise.
8743         (i386 and x86-64 Options): Likewise.
8744         (RS6000 and PowerPC Options): Likewise.
8745         (i386 and x86-64 Windows Options): Likewise.
8746         (V850 Options): Add text missing from descriptions.
8747
8748 2011-03-22  Richard Henderson  <rth@redhat.com>
8749
8750         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
8751         (avr_incoming_return_addr_rtx): New.
8752         (emit_push_byte): New.
8753         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
8754         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
8755         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
8756         (emit_pop_byte): New.
8757         (expand_epilogue): Use it.  Pop frame pointer by bytes.
8758         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
8759         (INCOMING_RETURN_ADDR_RTX): New.
8760         (INCOMING_FRAME_SP_OFFSET): New.
8761         (ARG_POINTER_CFA_OFFSET): New.
8762         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
8763         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
8764         (pophi): Remove.
8765
8766         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
8767
8768 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8769
8770         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8771         (FUNCTION_ARG_ADVANCE): Likewise.
8772         * tm.texi.in: Change references to them to hook references.
8773         * tm.texi: Regenerate.
8774         * targhooks.c (default_function_arg): Eliminate check for target
8775         macro.
8776         (default_function_incoming_arg): Likewise.
8777         (default_function_arg_advance): Likewise.
8778         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8779         (function_arg_advance): Likewise.
8780         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8781
8782 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8783
8784         * tree.c (build_call_1): New function.
8785         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
8786
8787 2011-03-22  Richard Guenther  <rguenther@suse.de>
8788
8789         PR tree-optimization/48228
8790         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
8791         for single-arg PHIs.
8792
8793 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
8794
8795         PR rtl-optimization/48143
8796         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
8797         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
8798         sse2_cvtps2pd): Likewise.
8799
8800 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8801
8802         * recog.c (canonicalize_change_group): Use validate_unshare_change.
8803
8804 2011-03-22  Richard Guenther  <rguenther@suse.de>
8805
8806         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
8807         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
8808         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
8809         and REALIGN_LOAD_EXPR.
8810         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
8811         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
8812         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
8813         DOT_PROD_EXPR case ...
8814         (expand_expr_real_2): ... here.
8815         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
8816         and REALIGN_LOAD_EXPR.
8817         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
8818         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
8819         (vect_create_epilog_for_reduction): Likewise.
8820         (vectorizable_reduction): Likewise.
8821         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
8822         * tree-vect-stmts.c (vectorizable_load): Likewise.
8823
8824 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8825
8826         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
8827
8828 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8829
8830         * config/s390/s390.c (s390_delegitimize_address): Fix offset
8831         handling for PLTOFF/GOTOFF.
8832
8833 2011-03-22  Nick Clifton  <nickc@redhat.com>
8834
8835         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
8836         trailing backslash from the end of the macro definition.
8837
8838 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8839
8840         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
8841         and PLT unspecs.
8842
8843 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
8844
8845         * expr.h (prepare_operand): Move to...
8846         * optabs.h (prepare_operand): ...here and change the insn code
8847         parameter from "int" to "enum insn_code".
8848         (insn_operand_matches): Declare.
8849         * expr.c (init_expr_target): Use insn_operand_matches.
8850         (compress_float_constant): Likewise.
8851         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
8852         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
8853         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
8854         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
8855         Likewise.
8856         (gen_cond_trap): Likewise.
8857         (prepare_operand): Likewise.  Change icode to an insn_code.
8858         (insn_operand_matches): New function.
8859         * reload.c (find_reloads_address_1): Use insn_operand_matches.
8860         * reload1.c (gen_reload): Likewise.
8861         * targhooks.c (default_secondary_reload): Likewise.
8862
8863 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8864
8865         * config/alpha/alpha.md (unspec): New define_c_enum.
8866         (unspecv): Ditto.
8867
8868 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8869
8870         PR debug/48214
8871         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
8872         between a call and its CALL_ARG_LOCATION note.
8873
8874 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
8875
8876         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
8877
8878 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8879
8880         PR c/42544
8881         PR c/48197
8882         * c-common.c (shorten_compare): If primopN is first sign-extended
8883         to opN and then zero-extended to result type, set primopN to opN.
8884
8885 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
8886
8887         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
8888         for barrier handlers.
8889
8890 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8891
8892         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
8893         UNSPEC constants to be in the unspec enumeration, and redefine
8894         all UNSPECV constants to be in the unspecv enumeration, so that
8895         dumps print which unspec/unspec_volatile this is.
8896         * config/rs6000/vector.md (UNSPEC_*): Ditto.
8897         * config/rs6000/paired.md (UNSPEC_*): Ditto.
8898         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
8899         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
8900         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
8901
8902         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
8903         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
8904         UNSPECV_LWSYNC, since these are used as unspec_volatile.
8905         * config/rs6000/sync.md (isync, lwsync): Ditto.
8906
8907 2011-03-21  Richard Guenther  <rguenther@suse.de>
8908
8909         * params.def (lto-min-partition): Fix typo.
8910
8911 2011-03-21  Richard Guenther  <rguenther@suse.de>
8912
8913         PR c/47939
8914         * c-decl.c (grokdeclarator): Drop to the main variant only
8915         for array types.  Drop flag_gen_aux_info check.
8916
8917 2011-03-21  Richard Guenther  <rguenther@suse.de>
8918
8919         PR translation/47911
8920         * params.def (lto-partitions): Fix typo.
8921         (lto-min-partition): Fix wording.
8922
8923 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
8924
8925         * config/rs6000/t-freebsd: Remove duplication from file.
8926
8927 2011-03-21  Richard Guenther  <rguenther@suse.de>
8928
8929         PR middle-end/47661
8930         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
8931
8932 2011-03-21  Richard Guenther  <rguenther@suse.de>
8933
8934         PR lto/48210
8935         * params.def (lto-partitions): Require at least 1 partition.
8936
8937 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8938
8939         * gthr-solaris.h: Remove.
8940         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
8941         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
8942         (LIB_SPEC): Likewise.
8943         * config/sol2.opt (threads): Remove.
8944         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
8945         (sparc*-*-solaris2*): Likewise.
8946         * configure.ac (enable_threads): Enable solaris support.
8947         * configure: Regenerate.
8948         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
8949         * doc/install.texi (Configuration, --enable-threads=lib): Remove
8950         solaris.
8951
8952 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8953
8954         * config.gcc: Obsolete *-*-solaris2.8*.
8955         * doc/install.texi (Specific, *-*-solaris2*): Document it.
8956
8957 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8958
8959         PR bootstrap/48135
8960         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
8961         reference.  Solaris 8 perl works.
8962
8963 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8964
8965         PR bootstrap/48135
8966         * doc/install.texi (Prerequisites): Move jar etc. up.
8967         Explain support library version requirements.
8968
8969 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8970
8971         PR bootstrap/48135
8972         * doc/install.texi (Prerequisites): Move Perl to build
8973         requirements.  Always necessary on Solaris 2 with Sun ld.
8974
8975 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8976
8977         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
8978         binutils 2.21.
8979         (Specific, i?86-*-solaris2.[89]): Likewise.
8980         (Specific, i?86-*-solaris2.10): Likewise.
8981         (Specific, mips-sgi-irix6): Likewise.
8982         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
8983         Update for binutils 2.21.
8984
8985 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8986
8987         * configure.ac (gcc_cv_lto_plugin): Fix typo.
8988         Allow -fuse-linker-plugin for non-default plugin linker.
8989         * configure: Regenerate.
8990
8991 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
8992
8993         PR bootstrap/48167
8994         * gengtype.c (files_rules): Added rule for cp/parser.h.
8995
8996 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8997
8998         PR target/48213
8999         * config/s390/s390.c (s390_delegitimize_address): Don't call
9000         lowpart_subreg if orig_x has BLKmode.
9001
9002 2011-03-21  Kai Tietz  <ktietz@redhat.com>
9003
9004         PR target/12171
9005         * doc/plugins.texi: Adjust documentation for plugin register_callback.
9006         * tree.h (attribute_spec): Add new member affects_type_identity.
9007         * attribs.c (empty_attribute_table): Adjust attribute_spec
9008         initializers.
9009         * config/alpha/alpha.c: Likewise.
9010         * config/arc/arc.c: Likewise.
9011         * config/arm/arm.c: Likewise.
9012         * config/avr/avr.c: Likewise.
9013         * config/bfin/bfin.c: Likewise.
9014         * config/crx/crx.c: Likewise.
9015         * config/darwin.h: Likewise.
9016         * config/h8300/h8300.c: Likewise.
9017         * config/i386/cygming.h: Likewise.
9018         * config/i386/i386.c: Likewise.
9019         * config/ia64/ia64.c: Likewise.
9020         * config/m32c/m32c.c: Likewise.
9021         * config/m32r/m32r.c: Likewise.
9022         * config/m68hc11/m68hc11.c: Likewise.
9023         * config/m68k/m68k.c: Likewise.
9024         * config/mcore/mcore.c: Likewise.
9025         * config/mep/mep.c: Likewise.
9026         * config/microblaze/microblaze.c: Likewise.
9027         * config/mips/mips.c: Likewise.
9028         * config/rs6000/rs6000.c: Likewise.
9029         * config/rx/rx.c: Likewise.
9030         * config/sh/sh.c: Likewise.
9031         * config/sol2.h: Likewise.
9032         * config/sparc/sparc.c: Likewise.
9033         * config/spu/spu.c: Likewise.
9034         * config/stormy16/stormy16.c: Likewise.
9035         * config/v850/v850.c: Likewise.
9036
9037 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
9038
9039         * simplify-rtx.c (simplify_binary_operation_1): Handle
9040         (xor (and A B) C) case when B and C are both constants.
9041
9042 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
9043
9044         * tree-dfa.c (add_referenced_var): Fix typo in comment.
9045
9046 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
9047
9048         PR bootstrap/48168
9049         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
9050
9051 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
9052
9053         PR rtl-optimization/48156
9054         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
9055         assume df and df_lr are not NULL.
9056
9057 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9058
9059         PR debug/48023
9060         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
9061         between a call and its CALL_ARG_LOCATION note.
9062
9063 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
9064
9065         PR debug/48178
9066         * config/sh/sh.c (find_barrier): Don't emit a constant pool
9067         between a call and its corresponding CALL_ARG_LOCATION note.
9068
9069 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
9070
9071         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
9072         instead of loop. Use HARD_REGISTER_NUM_P predicate.
9073         * haifa-sched.c (setup_ref_regs): Ditto.
9074         * caller-save.c (add_used_regs_1): Ditto.
9075         * dse.c (look_for_hardregs): Ditto.
9076         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
9077         * sched-rgn.c (check_live_1): Ditto.
9078
9079 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9080
9081         * c-decl.c (diagnose_mismatched_decls): Give an error for
9082         redefining a typedef with variably modified type.
9083
9084 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
9085
9086         * c-decl.c (grokfield): Don't allow typedefs for structures or
9087         unions with no tag by default.
9088         * doc/extend.texi (Unnamed Fields): Update.
9089
9090 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
9091
9092         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9093         Rewrite using indirect functions.
9094         (lwp_slwpcb): Ditto.
9095         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
9096         (avx_vinsertf128<mode>): Ditto.
9097
9098 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9099
9100         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
9101         unspecs.
9102
9103 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9104
9105         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
9106         splitting between a call and its corresponding CALL_ARG_LOCATION note.
9107
9108 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
9109
9110         PR rtl-optimization/48170
9111         * gcse.c (hoist_code): Remove bogus asserts.
9112
9113 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
9114
9115         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
9116         computation for prologue/epilogue.
9117
9118 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9119
9120         * Makefile.in (check-consistency): Remove.
9121
9122 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
9123
9124         PR debug/48176
9125         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
9126         arange_table_in_use is 0, but either text_section_used or
9127         cold_text_section_used is true.  Don't call it if
9128         !info_section_emitted.
9129
9130 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
9131
9132         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
9133         FUNCTION_VALUE_REGNO_P): Remove.
9134         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
9135         Remove.
9136         * config/avr/avr.c (avr_ret_register): Make static inline.
9137         (avr_function_value_regno_p): New function.
9138         (avr_libcall_value): Make static. Add 'func' argument.
9139         (avr_function_value): Make static. Rename 'func' argument to
9140         'fn_decl_or_type', forward it to avr_libcall_value. Call
9141         avr_ret_register function instead of RET_REGISTER macro.
9142         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9143
9144 2011-03-18  Jason Merrill  <jason@redhat.com>
9145
9146         PR c++/23372
9147         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
9148
9149 2011-03-18  Richard Guenther  <rguenther@suse.de>
9150
9151         * doc/install.texi (--enable-gold): Remove.
9152         (--with-plugin-ld): Document.
9153         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
9154
9155 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
9156
9157         PR middle-end/47790
9158         * expr.c (optimize_bitfield_assignment_op): Revamp to work
9159         again after expansion changes.
9160
9161 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
9162
9163         * combine.c (try_combine): Do simplification only call of
9164         subst() on i2 even when i1 is present. Update comments.
9165
9166 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
9167
9168         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
9169         and UNSPEC_PCREL_SYMOFF.
9170
9171 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9172
9173         * config/s390/s390.md: Use define_c_enum for the unspec constant
9174         definitions.
9175
9176 2011-03-18  Richard Henderson  <rth@redhat.com>
9177             Jakub Jelinek  <jakub@redhat.com>
9178
9179         PR bootstrap/48161
9180         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
9181         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
9182
9183 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9184
9185         PR middle-end/47725
9186         * combine.c (cant_combine_insn_p): Don't check zero/sign
9187         extended hard registers.
9188
9189 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9190
9191         PR middle-end/47725
9192         * combine.c (cant_combine_insn_p): Check zero/sign extended
9193         hard registers.
9194
9195 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
9196
9197         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9198         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
9199         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
9200         Change return type to bool.
9201         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9202
9203 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9204
9205         PR debug/48163
9206         * var-tracking.c (prepare_call_arguments): If CALL target
9207         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
9208         pc instead of looking it up using cselib_lookup and use
9209         Pmode for it if x has VOIDmode.
9210         * dwarf2out.c (gen_subprogram_die): If also both first and
9211         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
9212
9213         PR debug/48163
9214         * function.c (assign_parms): For data.passed_pointer parms
9215         use MEM of data.entry_parm instead of data.entry_parm itself
9216         as DECL_INCOMING_RTL.
9217         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
9218         also when passed and declared mode is the same, DECL_RTL
9219         is a MEM with pseudo as address and DECL_INCOMING_RTL is
9220         a MEM too.
9221
9222 2011-03-16  Jeff Law  <law@redhat.com>
9223
9224         PR rtl-optimization/37273
9225         * ira-costs.c (scan_one_insn): Detect constants living in memory and
9226         handle them like argument loads from stack slots.  Do not double
9227         count memory for memory constants and argument loads from stack slots.
9228
9229 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9230
9231         PR debug/48160
9232         * var-tracking.c (prepare_call_arguments): Check SUBREG.
9233
9234 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9235
9236         PR target/48171
9237         * config/i386/i386.opt: Add Save to -mavx and -mfma.
9238
9239 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9240
9241         PR bootstrap/48153
9242         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
9243         if dwarf_strict.
9244         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
9245         Clear call_arg_locations and call_arg_loc_last always.
9246
9247         PR middle-end/48152
9248         * var-tracking.c (prepare_call_arguments): If argument needs to be
9249         passed by reference, adjust argtype and mode.
9250
9251 2011-03-17  Richard Guenther  <rguenther@suse.de>
9252
9253         PR middle-end/48134
9254         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
9255         a value make sure to fold the statement.
9256
9257 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
9258
9259         PR target/43872
9260         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
9261         return condition with !cfun->calls_alloca.
9262
9263 2011-03-17  Richard Guenther  <rguenther@suse.de>
9264
9265         PR bootstrap/48148
9266         * lto-cgraph.c (input_overwrite_node): Clear the abstract
9267         origin for decls in other ltrans units.
9268         (input_varpool_node): Likewise.
9269
9270 2011-03-17  Richard Guenther  <rguenther@suse.de>
9271
9272         PR middle-end/48165
9273         * tree-object-size.c (compute_object_offset): Properly return
9274         the offset operand of MEM_REFs as sizetype.
9275
9276 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
9277
9278         PR rtl-optimization/48141
9279         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
9280         * dse.c: Include params.h.
9281         (active_local_stores_len): New variable.
9282         (add_wild_read, dse_step1): Clear it when setting active_local_stores
9283         to NULL.
9284         (record_store, check_mem_read_rtx): Decrease it when removing
9285         from the chain.
9286         (scan_insn): Likewise.  Increase it when adding to chain, if it
9287         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
9288         set active_local_stores to NULL before the addition.
9289         * Makefile.in (dse.o): Depend on $(PARAMS_H).
9290
9291         PR rtl-optimization/48141
9292         * dse.c (record_store): If no positions are needed in an insn
9293         that cannot be deleted, at least unchain it from active_local_stores.
9294
9295 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
9296
9297         PR debug/47510
9298         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
9299         (lookup_type_die_strip_naming_typedef): ... here.
9300         (get_context_die): Use it.
9301         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
9302         the anonymous struct named by the naming typedef.
9303
9304 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
9305
9306         PR target/48154
9307         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
9308         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9309
9310 2011-03-16  Jeff Law  <law@redhat.com>
9311
9312         * tree-vrp.c (identify_jump_threads): Slightly simplify type
9313         check for operands of conditional.  Allow type to be a pointer.
9314
9315 2011-03-16  Richard Guenther  <rguenther@suse.de>
9316
9317         PR tree-optimization/48149
9318         * fold-const.c (fold_binary_loc): Fold
9319         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
9320
9321 2011-03-16  Richard Guenther  <rguenther@suse.de>
9322
9323         PR tree-optimization/26134
9324         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
9325         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
9326         (non_rewritable_mem_ref_base): Handle complex type component
9327         accesses, constrain offsets for vector and complex extracts
9328         more properly.
9329
9330 2011-03-16  Richard Guenther  <rguenther@suse.de>
9331
9332         PR tree-optimization/48146
9333         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
9334         operands avoiding the need for renaming.
9335
9336 2011-03-16  Richard Guenther  <rguenther@suse.de>
9337
9338         * gimple-fold.c (maybe_fold_reference): Open-code relevant
9339         constant folding.  Move MEM_REF canonicalization first.
9340         Rely on fold_const_aggregate_ref for initializer folding.
9341         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
9342
9343 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9344
9345         PR middle-end/48136
9346         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9347         arg0/arg1 or their arguments are always fold converted to matching
9348         types.
9349
9350         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
9351         to nargs.
9352
9353 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9354
9355         PR lto/46944
9356         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
9357         Handle in-tree gold.
9358         (ld_vers): Extract binutils version for gold.
9359         (gcc_cv_ld_hidden): Handle gold here.
9360         (gcc_cv_lto_plugin): Determine level of linker plugin support.
9361         * configure: Regenerate.
9362         * config.in: Regenerate.
9363         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
9364         -fuse-linker-plugin otherwise.
9365         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
9366         (LINK_COMMAND_SPEC): Use it.
9367         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
9368
9369 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
9370
9371         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
9372         * calls.c: Remove debug.h include.
9373         (emit_call_1): Don't call virtual_call_token debug hook.
9374         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
9375         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
9376         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
9377         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
9378         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
9379         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
9380         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
9381         dwarf2out_virtual_call): Remove.
9382         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
9383         copy_call_info and virtual_call hooks.
9384         (dwarf2out_init): Don't initialize vcall_insn_table,
9385         debug_dcall_section and debug_vcall_section.
9386         (prune_unused_types): Don't mark nodes from dcall_table.
9387         (dwarf2out_finish): Don't output dcall or vcall tables.
9388         * final.c (final_scan_insn): Don't call direct_call or
9389         virtual_call debug hooks.
9390         * debug.h (struct gcc_debug_hooks): Remove direct_call,
9391         virtual_call_token, copy_call_info and virtual_call hooks.
9392         (debug_nothing_uid): Remove prototype.
9393         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
9394         copy_call_info and virtual_call hooks.
9395         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9396         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
9397         * debug.c (do_nothing_debug_hooks): Likewise.
9398         (debug_nothing_uid): Remove.
9399         * doc/invoke.texi (-fenable-icf-debug): Remove.
9400         * common.opt (-fenable-icf-debug): Likewise.
9401
9402         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
9403         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
9404         call's MEM.  Handle functions returning aggregate through a hidden
9405         first pointer.  For virtual calls add clobbered pc to call arguments
9406         chain.
9407         * dwarf2out.c (gen_subprogram_die): Emit
9408         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
9409         can't be emitted.
9410
9411         PR debug/45882
9412         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
9413         * rtl.h (ENTRY_VALUE_EXP): Define.
9414         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
9415         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
9416         * print-rtl.c (print_rtx): Likewise.
9417         * gengtype.c (adjust_field_rtx_def): Likewise.
9418         * var-tracking.c (vt_add_function_parameter): Adjust
9419         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
9420         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
9421         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
9422         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
9423         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
9424
9425         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
9426         Call var_location debug hook even on CALL_INSNs.
9427         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
9428         * rtl.def (ENTRY_VALUE): New.
9429         * dwarf2out.c: Include cfglayout.h.
9430         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
9431         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
9432         (struct call_arg_loc_node): New type.
9433         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
9434         tail_call_site_count): New variables.
9435         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
9436         DW_TAG_GNU_call_site_parameter.
9437         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
9438         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
9439         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
9440         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
9441         and DW_AT_GNU_all_source_call_sites.
9442         (mem_loc_descriptor): Handle ENTRY_VALUE.
9443         (add_src_coords_attributes): Don't add enything if
9444         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
9445         (dwarf2out_abstract_function): Save and clear call_arg_location,
9446         call_site_count and tail_call_site_count around dwarf2out_decl call.
9447         (gen_call_site_die): New function.
9448         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
9449         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
9450         (dwarf2out_function_decl): Clear call_arg_locations,
9451         call_arg_loc_last, set call_site_count and tail_call_site_count
9452         to -1 and free block_map.
9453         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
9454         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
9455         followed by any real instructions.
9456         (dwarf2out_begin_function): Set call_site_count and
9457         tail_call_site_count to 0.
9458         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
9459         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
9460         attempt to force a DIE for it and worst case remove the attribute.
9461         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
9462         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
9463         the decl itself.
9464         * var-tracking.c: Include tm_p.h.
9465         (vt_stack_adjustments): For calls call note_register_arguments.
9466         (argument_reg_set): New variable.
9467         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
9468         ensure the VALUE is resolved.
9469         (call_arguments): New variable.
9470         (prepare_call_arguments): New function.
9471         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
9472         (struct expand_loc_callback_data): Add ignore_cur_loc field.
9473         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
9474         always use the best expression.
9475         (vt_expand_loc): Add ignore_cur_loc argument.
9476         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
9477         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
9478         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
9479         note for all calls.
9480         (vt_add_function_parameter): Use cselib_lookup_from_insn.
9481         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
9482         argument.  Don't call cselib_preserve_only_values and
9483         cselib_reset_table.
9484         (note_register_arguments): New function.
9485         (vt_initialize): Compute argument_reg_set.  Call
9486         vt_add_function_parameters before processing basic blocks instead of
9487         afterwards.  For calls call prepare_call_arguments before calling
9488         cselib_process_insn.
9489         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
9490         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
9491         (var-tracking.o): Depend on $(TM_P_H).
9492         * cfglayout.h (insn_scope): New prototype.
9493         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
9494         * cfglayout.c (insn_scope): No longer static.
9495         * insn-notes.def (CALL_ARG_LOCATION): New.
9496         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9497         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9498         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9499         nothing for DECL_EXTERNAL BLOCK_VARS.
9500
9501 2011-03-16  Alan Modra  <amodra@gmail.com>
9502
9503         PR target/45844
9504         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9505         create invalid offset address for vsx splat insn.
9506         * config/rs6000/predicates.md (splat_input_operand): New.
9507         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9508
9509 2011-03-15  Xinliang David Li  <davidxl@google.com>
9510
9511         PR c/47837
9512         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9513         (normalize_preds): New function.
9514         (is_use_properly_guarded): Normalize def predicates.
9515
9516 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9517
9518         PR target/46788
9519         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9520         in the output template.
9521
9522 2011-03-15  Richard Guenther  <rguenther@suse.de>
9523
9524         PR middle-end/47650
9525         * tree-pretty-print.c (dump_function_declaration): Properly
9526         dump unprototyped and varargs function types.
9527
9528 2011-03-15  Richard Guenther  <rguenther@suse.de>
9529
9530         PR tree-optimization/13954
9531         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9532         and friends.
9533
9534 2011-03-15  Richard Guenther  <rguenther@suse.de>
9535
9536         PR tree-optimization/48037
9537         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9538         selects into BIT_FIELD_REFs.
9539         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9540         vector select.
9541
9542 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9543
9544         PR tree-optimization/48129
9545         * builtins.c (fold_builtin_snprintf): Convert to type of
9546         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9547         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9548
9549 2011-03-15  Richard Guenther  <rguenther@suse.de>
9550
9551         PR tree-optimization/41490
9552         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9553         value but with VUSE.
9554         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9555         return statements.
9556         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9557         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9558         * tree-tailcall.c (find_tail_calls): Ignore returns.
9559
9560 2011-03-15  Richard Guenther  <rguenther@suse.de>
9561
9562         PR middle-end/48031
9563         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9564         or variable-indexed array accesses when in gimple form.
9565
9566 2011-03-15  Richard Guenther  <rguenther@suse.de>
9567
9568         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9569
9570 2011-03-15  Alan Modra  <amodra@gmail.com>
9571
9572         PR target/48032
9573         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9574         presume symbol_refs without a symbol_ref_decl are suitably
9575         aligned, nor other trees we may see here.  Handle anchor symbols.
9576         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9577         Check cmodel=medium addresses.  Adjust all calls.
9578         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9579         creating cmodel=medium optimized access to locals.
9580         * config/rs6000/constraints.md (R): Pass QImode to
9581         legitimate_constant_pool_address_p.
9582         * config/rs6000/predicates.md (input_operand): Pass mode to
9583         legitimate_constant_pool_address_p.
9584         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
9585         Update prototype.
9586
9587 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9588
9589         PR target/48053
9590         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
9591         64-bit constants being loaded into registers other than GPRs such
9592         as loading 0 into a VSX register.
9593
9594 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9595
9596         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
9597
9598 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9599
9600         PR middle-end/47917
9601         * builtins.c (fold_builtin_snprintf): New function.
9602         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
9603         (fold_builtin_4): Likewise.
9604
9605         PR middle-end/38878
9606         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
9607         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
9608         and C - X == X also strip nops from +/-/p+ operand.
9609         When optimizing -X == C, fold C to arg0's type.
9610
9611         PR debug/47946
9612         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
9613         emit it as add_AT_int instead of add_AT_unsigned.
9614
9615 2011-03-14  Tom Tromey  <tromey@redhat.com>
9616
9617         * unwind-dw2.c: Include sys/sdt.h if it exists.
9618         (_Unwind_DebugHook): Use STAP_PROBE2.
9619         * config.in, configure: Rebuild.
9620         * configure.ac: Check for sys/sdt.h.
9621
9622 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
9623
9624         * config/i386/i386.md (ROUND_FLOOR): New constant.
9625         (ROUND_CEIL): Ditto.
9626         (ROUND_TRUNC): Ditto.
9627         (ROUND_MXCSR): Ditto.
9628         (ROUND_NO_EXC): Ditto.
9629         (rint<mode>2): Use new defines instead of numerical constants.
9630         (floor<mode>2): Ditto.
9631         (ceil<mode>2): Ditto.
9632         (btrunc<mode>2): Ditto.
9633         * config/i386/i386-builtin-types.def: Define ROUND function type
9634         aliases.
9635         * config/i386/i386.c (enum ix86_builtins): Add
9636         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
9637         (struct builtin_description): Add
9638         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
9639         (ix86_expand_sse_round): New static function.
9640         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
9641         function types.
9642         (ix86_builtin_vectorized_function): Handle
9643         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9644
9645 2011-03-14  Tom Tromey  <tromey@redhat.com>
9646
9647         * c-parser.c (c_parser_asm_string_literal): Clear
9648         warn_overlength_strings.
9649
9650 2011-03-14  Tom Tromey  <tromey@redhat.com>
9651
9652         * c-parser.c (disable_extension_diagnostics): Save
9653         warn_overlength_strings.
9654         (restore_extension_diagnostics): Restore warn_overlength_strings.
9655
9656 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9657
9658         * BASE-VER: Change to 4.7.0.
9659
9660 2011-03-14  Richard Guenther  <rguenther@suse.de>
9661
9662         PR middle-end/48098
9663         * tree.c (build_vector_from_val): Adjust assert to requirements
9664         and reality.
9665
9666 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9667
9668         PR bootstrap/48102
9669         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
9670
9671 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
9672
9673         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
9674         terms of target_flags_explicit. Adjust copyright year.
9675
9676         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
9677         * config/rs6000/t-freebsd: New file. Add override for
9678         LIB2FUNCS_EXTRA.
9679
9680 2011-03-13  Chris Demetriou  <cgd@google.com>
9681
9682         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
9683         (-fno-diagnostics-show-option): this, to reflect current default.
9684         (-Werror=): Update text about -fno-diagnostics-show-option.
9685
9686 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
9687
9688         PR target/48053
9689         * config/rs6000/predicates.md (easy_vector_constant_add_self,
9690         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
9691         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
9692         mode is not V2DImode or V2DFmode.
9693         (vspltis_constant): Do not handle V2DImode and V2DFmode.
9694         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
9695         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
9696         registers to 0.
9697         (movdi_internal64): Likewise.
9698
9699 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
9700
9701         PR tree-optimization/47127
9702         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
9703         parameter.
9704         (set_cloog_options): Same.
9705         (scop_to_clast): Same.
9706         (print_clast_stmt): Do not call cloog_state_malloc and
9707         cloog_state_free.
9708         (print_generated_program): Same.
9709         (gloog): Same.
9710         * graphite-clast-to-gimple.h (cloog_state): Declared.
9711         (scop_to_clast): Adjust declaration.
9712         * graphite.c (cloog_state): Defined here.
9713         (graphite_initialize): Call cloog_state_malloc.
9714         (graphite_finalize): Call cloog_state_free.
9715
9716 2011-03-11  Jason Merrill  <jason@redhat.com>
9717
9718         * attribs.c (lookup_attribute_spec): Take const_tree.
9719         * tree.h: Adjust.
9720
9721 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
9722
9723         * config/sparc/sparc.c (sparc_option_override): Use
9724         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
9725
9726 2011-03-11  Richard Guenther  <rguenther@suse.de>
9727
9728         PR tree-optimization/48067
9729         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
9730         multiplication result will be only used once on the target
9731         stmt.
9732
9733 2011-03-11  Richard Guenther  <rguenther@suse.de>
9734
9735         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
9736
9737 2011-03-11  Richard Guenther  <rguenther@suse.de>
9738
9739         PR lto/48073
9740         * tree.c (find_decls_types_r): Do not walk types only reachable
9741         from IDENTIFIER_NODEs.
9742
9743 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9744
9745         PR middle-end/48044
9746         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
9747         all vnode->force_output nodes as needed.
9748
9749 2011-03-11  Jason Merrill  <jason@redhat.com>
9750
9751         PR c++/48069
9752         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
9753         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
9754
9755 2011-03-11  Martin Jambor  <mjambor@suse.cz>
9756
9757         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
9758         cgraph_node.
9759
9760 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9761
9762         PR tree-optimization/48063
9763         * ipa-inline.c (cgraph_decide_inlining): Don't try to
9764         inline functions called once if !tree_can_inline_p (node->callers).
9765
9766 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
9767
9768         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
9769         extra_objs.
9770         * config/score/score3.c: Delete.
9771         * config/score/score3.h: Delete.
9772         * config/score/mul-div.S: Delete.
9773         * config/score/sfp-machine.h: Add new file.
9774         * config/score/constraints.md: Add new file.
9775         * config/score/t-score-softfp: Add new file.
9776         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
9777         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
9778         (score7_extra_constraint): Delete.
9779         (score7_option_override): Remove unused code.
9780         * config/score/score.c: Remove score3 and score5 define and code.
9781         * config/score/score.h: Remove score3 and score5 define and code.
9782         * config/score/score.md: Remove score3 template and unusual insn.
9783         * config/score/score.opt: Remove score3 and score5 options.
9784
9785 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9786
9787         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
9788         when _HPUX_SOURCE is defined.
9789         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
9790
9791 2011-03-10  Jason Merrill  <jason@redhat.com>
9792
9793         PR c++/48029
9794         * stor-layout.c (layout_type): Don't set structural equality
9795         on arrays of incomplete type.
9796         * tree.c (type_hash_eq): Handle comparing them properly.
9797
9798 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
9799
9800         PR debug/48043
9801         * config/s390/s390.c (s390_delegitimize_address): Make sure the
9802         result mode matches original rtl mode.
9803
9804 2011-03-10  Nick Clifton  <nickc@redhat.com>
9805
9806         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
9807         (andsi3, andsi3_flags): Fix timings for three operand alternative.
9808
9809 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
9810
9811         PR rtl-optimization/47866
9812         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
9813         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
9814         if target wasn't scalar.
9815         * function.c (assign_stack_temp_for_type): Assert that neither
9816         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
9817         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
9818         macro.
9819         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
9820
9821 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9822
9823         * config/s390/s390-protos.h (s390_label_align): New prototype.
9824         * config/s390/s390.c (s390_label_align): New function.
9825         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
9826
9827 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
9828
9829         PR target/47755
9830         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
9831         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
9832         (output_vec_const_move): Ditto.
9833
9834 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
9835
9836         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
9837         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
9838         * config/mips/mips.c (mips_preferred_reload_class): Make static.
9839         Change 'rclass' argument and result type to reg_class_t.
9840         (TARGET_PREFERRED_RELOAD_CLASS): Define.
9841
9842 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
9843
9844         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
9845         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
9846         (TARGET_MEMORY_MOVE_COST): Define.
9847         (avr_register_move_cost, avr_memory_move_cost): New Functions.
9848
9849 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
9850
9851         PR debug/47881
9852         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
9853         removed anything.
9854
9855         PR tree-optimization/48022
9856         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
9857         for EQ/NE_EXPR.
9858
9859 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
9860
9861         PR debug/47991
9862         * var-tracking.c (find_use_val): Return NULL for
9863         cui->sets && cui->store_p BLKmode MEMs.
9864
9865 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
9866
9867         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
9868         Remove.
9869         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
9870         xstormy16_print_operand_address): Remove.
9871         * config/stormy16/stormy16.c (xstormy16_print_operand,
9872         xstormy16_print_operand_address): Make static.
9873         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
9874
9875 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
9876
9877         PR target/47862
9878         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
9879         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
9880         before definition.
9881
9882 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
9883
9884         PR bootstrap/48000
9885         * cfgloopmanip.c (fix_bb_placements): Return immediately
9886         if FROM is BASE_LOOP's header.
9887
9888 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
9889
9890         * gimplify.c (gimplify_function_tree): Fix building calls
9891         to __builtin_return_address.
9892
9893 2011-03-07  Alan Modra  <amodra@gmail.com>
9894
9895         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
9896         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
9897         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
9898         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
9899         return_mode args.
9900         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
9901         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
9902         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
9903         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
9904         * config/rs6000/rs6000.c
9905         (rs6000_elf_end_indicate_exec_stack): Rename to..
9906         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
9907         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
9908         (rs6000_file_start): ..here.
9909         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
9910         file scope variables.
9911         (call_ABI_of_interest): New function.
9912         (init_cumulative_args): Set above vars when function return value
9913         is a float, vector, or small struct.
9914         (rs6000_function_arg_advance_1): Likewise for function args.
9915         (rs6000_va_start): Set rs6000_passes_float if variable arg function
9916         references float args.
9917
9918 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
9919
9920         * doc/cfg.texi: Remove "See" before @ref.
9921         * doc/invoke.texi: Likewise.
9922
9923 2011-03-05  Jason Merrill  <jason@redhat.com>
9924
9925         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
9926
9927 2011-03-05  Anthony Green  <green@moxielogic.com>
9928
9929         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
9930
9931 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
9932
9933         PR rtl-optimization/47899
9934         * cfgloopmanip.c (fix_bb_placements): Fix first argument
9935         to flow_loop_nested_p when moving the loop upward.
9936
9937 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
9938
9939         PR target/47719
9940         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
9941
9942 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
9943
9944         PR tree-optimization/47967
9945         * ipa-cp.c (build_const_val): Return NULL instead of creating
9946         VIEW_CONVERT_EXPR for mismatching sizes.
9947         (ipcp_create_replace_map): Return NULL if build_const_val failed.
9948         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
9949         give up on versioning.
9950
9951 2011-03-05  Alan Modra  <amodra@gmail.com>
9952
9953         PR target/47986
9954         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
9955         full cmodel medium/large lo_sum + high addresses.
9956
9957 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9958
9959         * config/s390/s390.c (s390_decompose_address): Reject non-literal
9960         pool references in UNSPEC_LTREL_OFFSET.
9961
9962 2011-03-04  Jan Hubicka  <jh@suse.cz>
9963
9964         PR lto/47497
9965         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
9966         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
9967         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
9968         Add node pointers.
9969         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
9970         cgraph_add_thunk): Add node pointers.
9971         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
9972         associated to right node.
9973         (input_node): Update use of cgraph_same_body_alias
9974         and cgraph_add_thunk.
9975
9976 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
9977
9978         * config/i386/i386.opt (mprefer-avx128): New flag.
9979         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
9980         modes when the flag -mprefer-avx128 is on.
9981
9982 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
9983
9984         * dwarf2out.c (compare_loc_operands): Fix address handling.
9985
9986 2011-03-04  Alan Modra  <amodra@gmail.com>
9987
9988         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
9989
9990 2011-03-04  Richard Guenther  <rguenther@suse.de>
9991
9992         PR middle-end/47968
9993         * expmed.c (extract_bit_field_1): Prefer vector modes that
9994         vec_extract patterns can handle.
9995
9996 2011-03-04  Richard Guenther  <rguenther@suse.de>
9997
9998         PR middle-end/47975
9999         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
10000
10001 2011-03-04  Richard Henderson  <rth@redhat.com>
10002
10003         * explow.c (emit_stack_save): Remove 'after' parameter.
10004         (emit_stack_restore): Likewise.
10005         * expr.h: Update to match.
10006         * builtins.c, calls.c, stmt.c: Likewise.
10007         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
10008         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
10009         * function.c (expand_function_end): Insert the emit_stack_save
10010         sequence before parm_birth_insn instead of after.
10011
10012 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
10013
10014         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
10015         (ssse3_pmaddubsw128): Ditto.
10016         (ssse3_pmaddubsw): Ditto.
10017
10018 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
10019
10020         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
10021
10022 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
10023
10024         PR c/47963
10025         * gimplify.c (omp_add_variable): Only call omp_notice_variable
10026         on TYPE_SIZE_UNIT if it is a DECL.
10027
10028         PR debug/47283
10029         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
10030         first operand is not is_gimple_mem_ref_addr, try to fold it.
10031         If the operand still isn't is_gimple_mem_ref_addr, clear
10032         MEM_EXPR on op0.
10033
10034 2011-03-03  Richard Guenther  <rguenther@suse.de>
10035
10036         PR middle-end/47283
10037         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
10038         match comment.
10039         (refs_may_alias_p_1): For release branches return true if
10040         we are confused by our input.
10041
10042 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10043
10044         * config/s390/s390.c (s390_function_value): Rename to ...
10045         (s390_function_and_libcall_value): ... this.
10046         (s390_function_value): New function.
10047         (s390_libcall_value): New function.
10048         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
10049         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
10050         target macro definitions.
10051         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
10052
10053 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
10054
10055         * config/i386/freebsd64.h (CC1_SPEC): Define.
10056         * config/i386/linux64.h (CC1_SPEC): Define.
10057         * config/i386/x86-64.h (CC1_SPEC): Don't define.
10058
10059 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
10060
10061         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10062         Remove.
10063         * config/stormy16/stormy16.c: Include reload.h.
10064         (xstormy16_memory_move_cost): New function.
10065         (TARGET_MEMORY_MOVE_COST): Define.
10066
10067 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
10068
10069         PR rtl-optimization/47925
10070         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
10071         with side effects.  Remove the more-specific check for volatile asms.
10072
10073 2011-03-02  Alan Modra  <amodra@gmail.com>
10074
10075         PR target/47935
10076         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
10077         toc relative addresses for valid offsets.
10078
10079 2011-03-01  Richard Guenther  <rguenther@suse.de>
10080
10081         PR tree-optimization/47890
10082         * tree-vect-loop.c (get_initial_def_for_induction): Set
10083         related stmt properly.
10084
10085 2011-03-01  Richard Guenther  <rguenther@suse.de>
10086
10087         PR lto/47924
10088         * lto-streamer.c (lto_record_common_node): Also register
10089         the canonical type.
10090
10091 2011-03-01  Richard Guenther  <rguenther@suse.de>
10092
10093         PR lto/46911
10094         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10095         Do not stream DECL_ABSTRACT_ORIGIN.
10096         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10097         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10098         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10099         Do not stream DECL_ABSTRACT_ORIGIN.
10100         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
10101         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
10102
10103 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
10104
10105         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
10106         FUNCTION_VALUE_REGNO_P): Remove.
10107         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
10108         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
10109         Add 'outgoing' argument.
10110         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
10111         function.
10112         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10113         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10114
10115 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
10116
10117         PR debug/28047
10118         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
10119         (lookup_filename): Likewise.
10120         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
10121
10122 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
10123             Jakub Jelinek  <jakub@redhat.com>
10124
10125         PR middle-end/47893
10126         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
10127         (assign_stack_local_1): Change last argument type to int.
10128         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
10129         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
10130         don't record padding space into frame_space_list nor use those areas.
10131         (assign_stack_local): Adjust caller.
10132         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
10133         of assign_stack_local, pass 0 as last argument.
10134         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
10135         callers.
10136
10137 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
10138
10139         PR debug/47283
10140         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
10141         Use target address_mode and pointer_mode hooks instead of hardcoded
10142         Pmode and ptr_mode.  Handle some simple cases of extending if
10143         POINTERS_EXTEND_UNSIGNED < 0.
10144         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
10145         Call convert_debug_memory_address.
10146         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
10147         convert_debug_memory_address.
10148
10149         PR middle-end/46790
10150         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
10151         * configure: Regenerated.
10152         * config.in: Regenerated.
10153         * varasm.c (default_function_section): Return NULL
10154         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
10155
10156 2011-02-28  Martin Jambor  <mjambor@suse.cz>
10157
10158         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
10159         the description to match the printed values.
10160
10161 2011-02-28  Richard Guenther  <rguenther@suse.de>
10162
10163         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
10164         of the copied scope tree.
10165
10166 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10167
10168         * doc/extend.texi (Function Attributes): Avoid deeply (and
10169         wrongly) nested tables.
10170
10171 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
10172
10173         PR middle-end/47903
10174         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
10175         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
10176         r isn't op0 nor op1.
10177
10178 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10179
10180         * config/avr/avr.md: Remove magic comment for emacs.
10181
10182 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
10183
10184         PR target/45261
10185         * config/avr/avr.c (avr_option_override): Use error on bad options.
10186         (avr_help): New function.
10187         (TARGET_HELP): Define.
10188
10189 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
10190
10191         PR target/42240
10192         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
10193         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
10194
10195 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10196
10197         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
10198         (ARM Options): Ditto.
10199         (i386 and x86-64 Options): Ditto.
10200         (RX Options): Ditto.
10201         (SPARC Options): Ditto.
10202
10203 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
10204
10205         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
10206         FreeBSD 6 and later.  Generally use cpu generic.
10207
10208 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
10209
10210         * doc/cpp.texi: Update copyright years.
10211
10212 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
10213
10214         PR target/46898
10215         * config/lm32/lm32.md (ashrsi3): Added needed variable.
10216
10217 2011-02-25  Jon Beniston  <jon@beniston.com>
10218
10219         PR target/46898
10220         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
10221         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
10222         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
10223         (lm32_block_move_inline): Add type cast to remove warning.
10224         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
10225         (gen_int_relational): Move declarations to start of function.
10226
10227 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
10228
10229         PR tree-optimization/45470
10230         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
10231         can throw internally only.
10232         * tree-vect-stmts.c (vectorizable_call): Likewise.
10233
10234 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
10235
10236         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
10237         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10238         * config/stormy16/stormy16-protos.h
10239         (xstormy16_preferred_reload_class): Remove.
10240         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
10241         static. Change 'rclass' argument and return type to reg_class_t.
10242         (TARGET_PREFERRED_RELOAD_CLASS,
10243         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10244
10245 2011-02-24  Richard Guenther  <rguenther@suse.de>
10246
10247         * lto-streamer-in.c (input_bb): Do not find referenced vars
10248         in debug statements.
10249
10250 2011-02-23  Jason Merrill  <jason@redhat.com>
10251
10252         * common.opt (fabi-version): Document v5 and v6.
10253
10254 2011-02-23  Richard Guenther  <rguenther@suse.de>
10255
10256         PR tree-optimization/47849
10257         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
10258
10259 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10260
10261         * opts-common.c (decode_cmdline_option): Print empty string
10262         argument as "" in decoded->orig_option_with_args_text.
10263         * gcc.c (execute): Print empty string argument as ""
10264         in the verbose output.
10265         (do_spec_1): Keep empty string argument.
10266
10267 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
10268
10269         * config.gcc: Declare score-* and crx-* obsolete.
10270
10271 2011-02-23  Jie Zhang  <jie@codesourcery.com>
10272
10273         PR rtl-optimization/47763
10274         * web.c (web_main): Ignore naked clobber when replacing register.
10275
10276 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
10277
10278         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
10279         Remove.
10280
10281 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
10282
10283         PR doc/47848
10284         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
10285
10286 2011-02-22  Mike Stump  <mikestump@comcast.net>
10287
10288         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
10289         assembler.
10290         * configure: Regenerate.
10291
10292 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
10293
10294         PR rtl-optimization/46002
10295         * ira-color.c (update_copy_costs): Change class intersection
10296         test to reg_class_contents[] test of 'hard_regno'.
10297
10298 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
10299
10300         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
10301         than Driver option.
10302         * config/hpux11.opt (mt): Likewise.
10303         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
10304         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
10305         * config/vax/elf.opt (mno-asm-pic): Likewise.
10306         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
10307
10308 2011-02-21  Mike Stump  <mikestump@comcast.net>
10309
10310         PR target/47822
10311         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
10312         tree so we can get save the type.
10313         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
10314         for CFString instead of trying to use past the end of the builtins.
10315         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
10316         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
10317         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
10318         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
10319         Rename to darwin_builtin_cfstring.
10320         (darwin_init_cfstring_builtins): Return the built type.
10321
10322 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
10323
10324         PR target/47840
10325         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
10326         (_mm256_insert_epi64): Use _mm_insert_epi64.
10327
10328 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
10329
10330         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10331         * config/stormy16/stormy16-protos.h
10332         (xstormy16_mode_dependent_address_p): Remove.
10333         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
10334         Make static. Change return type to bool. Change argument type to
10335         const_rtx. Remove dead code.
10336         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10337
10338 2011-02-21  Richard Guenther  <rguenther@suse.de>
10339
10340         PR lto/47820
10341         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
10342         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10343         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
10344         TUs context.
10345         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
10346         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
10347
10348 2011-02-20  Richard Guenther  <rguenther@suse.de>
10349
10350         PR lto/47822
10351         * tree.c (free_lang_data_in_decl): Clean builtins from
10352         the TU decl BLOCK_VARS.
10353
10354 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
10355
10356         PR debug/47620
10357         PR debug/47630
10358         * haifa-sched.c (fix_tick_ready): Skip tick computation
10359         for debug insns.
10360
10361 2011-02-19  Richard Guenther  <rguenther@suse.de>
10362
10363         PR lto/47647
10364         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10365         Remove lazy BLOCK_VARS streaming.
10366         (lto_input_ts_block_tree_pointers): Likewise.
10367         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10368
10369 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10370
10371         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
10372
10373 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
10374
10375         * config/i386/biarch32.h, config/i386/mach.h,
10376         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
10377
10378 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
10379
10380         PR target/47800
10381         * config/i386/i386.md (peephole2 for shift and plus): Use
10382         operands[1] original mode in the first insn.
10383
10384 2011-02-18  Mike Stump  <mikestump@comcast.net>
10385
10386         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
10387
10388 2011-02-18  Jan Hubicka  <jh@suse.cz>
10389
10390         PR middle-end/47788
10391         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
10392         to zero when the function is not inlinable at all.
10393
10394 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10395
10396         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
10397         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10398         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
10399         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
10400         * config/pa/t-pa64: Likewise.
10401         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10402
10403 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10404
10405         PR driver/47787
10406         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
10407
10408 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10409
10410         PR target/47792
10411         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
10412
10413 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
10414
10415         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
10416         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
10417         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
10418         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
10419         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
10420         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
10421         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10422         m32r_load_postinc_p, m32r_store_preinc_predec_p,
10423         m32r_legitimate_address_p): New functions.
10424         * config/m32r/constraints.md (constraint "S"): Don't use
10425         STORE_PREINC_PREDEC_P.
10426         (constraint "U"): Don't use LOAD_POSTINC_P.
10427
10428 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
10429
10430         PR rtl-optimization/46178
10431         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
10432         compute ira_hard_regno_cover_class[].
10433
10434 2011-02-18  Richard Guenther  <rguenther@suse.de>
10435
10436         PR lto/47798
10437         * lto-streamer.h (lto_global_var_decls): Declare.
10438         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
10439         statics for global var processing.
10440
10441 2011-02-18  Richard Guenther  <rguenther@suse.de>
10442
10443         PR tree-optimization/47737
10444         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
10445         edge dominance check.
10446
10447 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
10448
10449         PR debug/47780
10450         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
10451         avoid invalid rtx sharing.
10452
10453 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
10454
10455         * doc/cpp.texi (Obsolete Features): Add background on the
10456         origin of assertions.
10457
10458 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
10459
10460         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
10461         objc_abi == 2.
10462         * config/darwin.c (output_objc_section_asm_op): Added support for
10463         ABI v1 and v2.
10464         (is_objc_metadata): New.
10465         (darwin_objc2_section): New.
10466         (darwin_objc1_section): New.
10467         (machopic_select_section): Added support for ABI v1 and v2.
10468         (darwin_emit_objc_zeroed): New.
10469         (darwin_output_aligned_bss): Detect objc metadata and treat it
10470         appropriately.
10471         (darwin_asm_output_aligned_decl_common): Same.
10472         (darwin_asm_output_aligned_decl_local): Same.
10473         * config/darwin-sections.def: Updated for ABI v1 and v2.
10474         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
10475         compiling Objective-C code for the NeXT runtime, default to using
10476         ABI version 0 for 32-bit, and version 2 for 64-bit.
10477
10478 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10479
10480         * common.opt (optimize_fast): New Variable.
10481         * opts.c (default_options_optimization): Use opts->x_optimize_fast
10482         instead of local variable ofast.
10483
10484 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
10485
10486         * doc/invoke.texi (fobjc-abi-version): Documented.
10487         (fobjc-nilcheck): Documented.
10488         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
10489         version.
10490
10491 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10492
10493         PR driver/47390
10494         * common.opt (export-dynamic): New Driver option.
10495         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
10496
10497 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10498
10499         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10500
10501 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10502             Jan Hubicka  <jh@suse.cz>
10503
10504         PR debug/47106
10505         PR debug/47402
10506         * cfgexpand.c (account_used_vars_for_block): Remove.
10507         (estimated_stack_frame_size): Use referenced vars.
10508         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10509         that were referenced in the original function.  Test src_fn
10510         rather than cfun.  Drop redundant get_var_ann.
10511         (setup_one_parameter): Drop redundant get_var_ann.
10512         (declare_return_variable): Likewise.
10513         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10514         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10515         * ipa-inline.c (compute_inline_parameters): Do not compute
10516         disregard_inline_limits here.
10517         (compute_inlinable_for_current, pass_inlinable): New.
10518         (pass_inline_parameters): Require PROP_referenced_vars.
10519         * cgraphunit.c (cgraph_process_new_functions): Don't run
10520         compute_inline_parameters explicitly unless function is in SSA form.
10521         (cgraph_analyze_function): Set .disregard_inline_limits.
10522         * tree-sra.c (convert_callers): Compute inliner parameters
10523         only for functions already in SSA form.
10524
10525 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10526
10527         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10528         -mlittle-endian-data.
10529
10530 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10531
10532         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10533         -mno-fpu, not -fpu and -no-fpu.
10534         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10535         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10536
10537 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10538
10539         PR target/43653
10540         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10541         input reload with PLUS RTX.
10542
10543 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10544
10545         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10546         of InverseVar(MDMX).
10547
10548 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10549
10550         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10551         --m4-340.
10552
10553 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10554
10555         * config/mn10300/mn10300.opt (mno-crt0): New.
10556
10557 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10558
10559         * config/m68k/uclinux.opt (static-libc): New Driver option.
10560
10561 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10562
10563         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10564
10565 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10566
10567         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10568         %{muser-extend-enabled}.
10569
10570 2011-02-16  Richard Guenther  <rguenther@suse.de>
10571
10572         PR tree-optimization/47738
10573         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10574         the TODO from tree_predictive_commoning.
10575
10576 2011-02-15  Jeff Law  <law@redhat.com>
10577
10578         Revert
10579         2011-01-25  Jeff Law  <law@redhat.com>
10580
10581         PR rtl-optimization/37273
10582         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10583         handle them like argument loads from stack slots.  Do not double
10584         count memory for memory constants and argument loads from stack slots.
10585
10586 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10587
10588         PR middle-end/47725
10589         * combine.c (cant_combine_insn_p): Revert the last change.
10590
10591 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
10592
10593         PR target/47755
10594         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
10595         mode for vector constants.  Remove code that checks for TImode.
10596
10597 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10598
10599         PR debug/47106
10600         PR debug/47402
10601         * cgraph.h (compute_inline_parameters): Return void.
10602         * ipa-inline.c (compute_inline_parameters): Adjust.
10603
10604 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10605
10606         PR debug/47106
10607         PR debug/47402
10608         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
10609         rather than decl.
10610         * cfgexpand.c (estimated_stack_frame_size): Likewise.
10611         * ipa-inline.c (compute_inline_parameters): Adjust.
10612
10613 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10614
10615         PR debug/47106
10616         PR debug/47402
10617         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
10618         Adjust all users.  Pass FN to...
10619         * tree-flow-inline.h (first_referenced_var): ... this.  Add
10620         fn argument.
10621         * ipa-struct-reorg.c: Adjust.
10622         * tree-dfa.c: Adjust.
10623         * tree-into-ssa.c: Adjust.
10624         * tree-sra.c: Adjust.
10625         * tree-ssa-alias.c: Adjust.
10626         * tree-ssa-live.c: Adjust.
10627         * tree-ssa.c: Adjust.
10628         * tree-ssanames.c: Adjust.
10629         * tree-tailcall.c: Adjust.
10630
10631 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10632
10633         PR debug/47106
10634         PR debug/47402
10635         * tree-flow.h (referenced_var_lookup): Add fn parameter.
10636         Adjust all callers.
10637         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
10638         * tree-flow-inline.h: Adjust.
10639         * gimple-pretty-print.c: Adjust.
10640         * tree-into-ssa.c: Adjust.
10641         * tree-ssa.c: Adjust.
10642         * cfgexpand.c: Adjust.
10643
10644 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10645
10646         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
10647         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10648         (EXTRA_CONSTRAINT): Delete.
10649         * config/iq2000/constraints.md: New file.
10650         * config/iq2000/iq2000.md: Include it.
10651         (define_insn ""): Delete.
10652         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
10653         unsupported constraint letters from patterns.
10654         (call_value, call_value_internal1): Likewise.
10655         (call_value_multiple_internal1): Likewise.
10656
10657 2011-02-15  Nick Clifton  <nickc@redhat.com>
10658
10659         * config/mn10300/mn10300.c: Include tm-constrs.h.
10660         (struct liw_data): New data structure describing an LIW candidate
10661         instruction.
10662         (extract_bundle): Use struct liw_data.  Allow small integer
10663         operands for some instructions.
10664         (check_liw_constraints): Use struct liw_data.  Remove swapped
10665         parameter.  Add comments describing the checks.  Fix bug when
10666         assigning the source of liw1 to the source of liw2.
10667         (liw_candidate): Delete.  Code moved into extract_bundle.
10668         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
10669         before swapping.
10670         * config/mn10300/predicates.md (liw_operand): New predicate.
10671         Allows registers and small integer constants.
10672         * config/mn10300/constraints.md (O): New constraint.  Accetps
10673         integers in the range -8 to +7 inclusive.
10674         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
10675         for moving a small integer into a register.  Give this alternative
10676         LIW attributes.
10677         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
10678         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
10679         using the J,K,L and M constraints,
10680         (liw): Remove SI mode on second operands to allow for HI and QI
10681         mode values.
10682         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
10683         instruction.
10684
10685 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10686
10687         PR middle-end/47725
10688         * combine.c (cant_combine_insn_p): Check zero/sign extended
10689         hard registers.
10690
10691 2011-02-15  Richard Guenther  <rguenther@suse.de>
10692
10693         PR tree-optimization/47743
10694         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
10695         for a non-type-compatible VN lookup bail out.
10696
10697 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10698
10699         * config/fr30/constraints.md: New file.
10700         * config/fr30/fr30.md: Include it.
10701         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
10702         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10703         (EXTRA_CONSTRAINT): Delete.
10704
10705 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10706
10707         * config/frv/constraints.md: New file.
10708         * config/frv/predicates.md: Include it.
10709         * config/frv/frv.c (reg_class_from_letter): Delete.
10710         (frv_option_override): Don't initialize it.
10711         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
10712         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
10713         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10714         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10715         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
10716         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10717         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
10718         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
10719         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
10720         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
10721         (REG_CLASS_FROM_CONSTRAINT): Delete.
10722
10723 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
10724
10725         PR middle-end/47581
10726         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
10727         if frame size is 0 in a leaf function.
10728
10729 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10730
10731         PR pch/14940
10732         * config/alpha/host-osf.c: New file.
10733         * config/alpha/x-osf: New file.
10734         * config.host (alpha*-dec-osf*): Use it.
10735
10736 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10737
10738         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10739         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
10740         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
10741         (rx_mode_dependent_address_p): ...this. Make static. Change argument
10742         type to const_rtx.
10743         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10744
10745 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10746
10747         * config/stormy16/constraints.md: New file.
10748         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
10749         Use satisfies_constraint_Q and satisfies_constraint_R.
10750         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
10751         Delete.
10752         (xstormy16_legitiamte_address_p): Declare.
10753         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
10754         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10755         (EXTRA_CONSTRAINT): Delete.
10756         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10757         Un-staticize.
10758         (xstormy16_extra_constraint_p): Delete.
10759
10760 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
10761
10762         PR tree-optimization/46494
10763         * loop-unroll.c (split_edge_and_insert): Adjust comment.
10764         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
10765         (pass_rtl_loop_done): Add TODO_verify_flow.
10766         * fwprop.c (pass_rtl_fwprop): Likewise.
10767         * modulo-sched.c (pass_sms): Likewise.
10768         * tree-ssa-dom.c (pass_dominator): Likewise.
10769         * tree-ssa-loop-ch.c (pass_ch): Likewise.
10770         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
10771         (pass_tree_loop_done): Likewise.
10772         * tree-ssa-pre.c (execute_pre): Likewise.
10773         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10774         * tree-ssa-sink.c (pass_sink_code): Likewise.
10775         * tree-vrp.c (pass_vrp): Likewise.
10776
10777 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10778
10779         * config/v850/constraints.md: New file.
10780         * config/v850/v850.md: Include it.
10781         * config/v850/predicates.md (reg_or_0_operand): Use
10782         satisfies_constraint_G.
10783         (special_symbolref_operand): Use satisfies_constraint_K.
10784         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
10785         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10786         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
10787         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10788         (EXTRA_CONSTRAINT): Delete.
10789         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
10790         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
10791         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
10792
10793 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10794
10795         PR target/47696
10796         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
10797         description.
10798
10799 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10800
10801         * config/mcore/constraints.md: New file.
10802         * config/mcore/mcore.md: Include it.
10803         * config/mcore/mcore.c (reg_class_from_letter): Delete.
10804         * config/mcore/mcore.h (reg_class_from_letter): Delete.
10805         (REG_CLASS_FROM_LETTER): Delete.
10806         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
10807         insn_const_int_ok_for_constraint.
10808         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
10809         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
10810         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10811         (EXTRA_CONSTRAINT): Delete.
10812
10813 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10814
10815         PR ada/41929
10816         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
10817         (IS_SIGHANDLER): Define.
10818         (sparc64_is_sighandler): New function, split off from
10819         sparc64_fallback_frame_state.
10820         (sparc_is_sighandler): New function, split off from
10821         sparc_fallback_frame_state.
10822         (sparc64_fallback_frame_state): Merge with ...
10823         (sparc_fallback_frame_state): ... this into ...
10824         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
10825         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
10826         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
10827         stack instead of hardcoded offsets.
10828
10829 2011-02-14  Andriy Gapon  <avg@freebsd.org>
10830
10831         PR target/45808
10832         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
10833
10834 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10835
10836         * configure: Regenerate.
10837
10838 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
10839
10840         PR driver/45731
10841         * gcc.c (asm_options): Correct spec matching --target-help.
10842
10843 2011-02-12  Martin Jambor  <mjambor@suse.cz>
10844
10845         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
10846         to gimple call error.
10847
10848 2011-02-12  Mike Stump  <mikestump@comcast.net>
10849
10850         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
10851         comments in backslash regions.
10852
10853 2011-02-12  Mike Stump  <mikestump@comcast.net>
10854             Jakub Jelinek  <jakub@redhat.com>
10855             Iain Sandoe  <iains@gcc.gnu.org>
10856
10857         PR target/47324
10858         * dwarf2out.c (output_cfa_loc): When required, apply the
10859         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
10860         (output_loc_sequence): Likewise.
10861         (output_loc_operands_raw): Likewise.
10862         (output_loc_sequence_raw): Likewise.
10863         (output_cfa_loc): Likewise.
10864         (output_loc_list): Suppress register number adjustment when
10865         calling output_loc_sequence()
10866         (output_die): Likewise.
10867
10868 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
10869
10870         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10871         Remove macros.
10872         * config/xtensa/xtensa.c (xtensa_register_move_cost,
10873         xtensa_memory_move_cost): New functions.
10874         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
10875
10876 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
10877
10878         PR lto/47225
10879         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
10880         in the current directory.
10881         * configure: Rebuilt.
10882
10883 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10884
10885         * config/darwin.c (darwin_override_options): Add a hunk missed
10886         from the commit of r168571.  Trim comment line lengths and
10887         correct indents of the preceding block.
10888
10889 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10890
10891         * gcc.c (driver_handle_option): Concatenate the argument to -F with
10892         the switch.
10893
10894 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10895
10896         * common.opt (nostartfiles): New Driver option.
10897
10898 2011-02-11  Xinliang David Li  <davidxl@google.com>
10899
10900         PR tree-optimization/47707
10901         * tree-chrec.c (convert_affine_scev): Keep type precision.
10902
10903 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
10904
10905         PR tree-optimization/47420
10906         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
10907
10908 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
10909
10910         PR rtl-optimization/47614
10911         * rtl.h (check_for_inc_dec): Declare.
10912         * dse.c (check_for_inc_dec): Externalize...
10913         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
10914         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
10915
10916 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10917
10918         PR driver/47678
10919         * gcc.c (main): Do not compile inputs if there were errors in
10920         option handling.
10921         * opts-common.c (read_cmdline_option): Check for wrong language
10922         after other error checks.
10923
10924 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
10925
10926         * cgraph.c: Fix comment typos.
10927         * cgraph.h: Likewise.
10928         * cgraphunit.c: Likewise.
10929         * ipa-cp.c: Likewise.
10930         * ipa-inline.c: Likewise.
10931         * ipa-prop.c: Likewise.
10932         * ipa-pure-const.c: Likewise.
10933         * ipa-ref.c: Likewise.
10934         * ipa-reference.c: Likewise.
10935
10936 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
10937
10938         PR debug/47684
10939         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
10940
10941 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10942
10943         PR testsuite/47400
10944         * doc/sourcebuild.texi (Require Support): Document
10945         dg-require-ascii-locale.
10946
10947 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
10948
10949         * doc/lto.texi (Write summary): Fix missing parentheses.
10950
10951 2011-02-10  DJ Delorie  <dj@redhat.com>
10952
10953         * config/m32c/m32c.c (m32c_option_override): Disable
10954         -fcombine-stack-adjustments until flag value tracking and compare
10955         optimization can be rewritten.
10956
10957 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
10958
10959         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
10960         PROCESSOR_POWER7.
10961         (PROCESSOR_DEFAULT64): Likewise.
10962
10963 2011-02-10  Richard Henderson  <rth@redhat.com>
10964
10965         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
10966         change from 2011-02-03.
10967         * config/rx/rx.c (flags_from_code): Likewise.
10968         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
10969         is valid, n/pz otherwise.
10970         (rx_select_cc_mode): Return CCmode if Y is not zero.
10971
10972 2011-02-10  Richard Guenther  <rguenther@suse.de>
10973
10974         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
10975
10976 2011-02-10  Richard Guenther  <rguenther@suse.de>
10977
10978         PR tree-optimization/47677
10979         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
10980
10981 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
10982
10983         PR target/47665
10984         * combine.c (make_compound_operation): Only change shifts into
10985         multiplication for SCALAR_INT_MODE_P.
10986
10987 2011-02-10  Jie Zhang  <jie@codesourcery.com>
10988
10989         PR testsuite/47622
10990         Revert
10991         2011-02-05  Jie Zhang  <jie@codesourcery.com>
10992         PR debug/42631
10993         * web.c (entry_register): Don't clobber the number of the
10994         first uninitialized reference in used[].
10995
10996 2011-02-09  Richard Guenther  <rguenther@suse.de>
10997
10998         PR tree-optimization/47664
10999         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
11000         all edges again.
11001
11002 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
11003
11004         PR target/46481
11005         PR target/47032
11006         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
11007         PROCESSOR_POWER7.
11008         (PROCESSOR_DEFAULT64): Same.
11009         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
11010
11011 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11012
11013         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
11014
11015 2011-02-09  Martin Jambor  <mjambor@suse.cz>
11016
11017         PR middle-end/45505
11018         * tree-sra.c (struct access): New flags grp_scalar_read and
11019         grp_scalar_write.  Changed description of assignment read and write
11020         flags.
11021         (dump_access): Dump new flags, reorder all of them.
11022         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
11023         to detect multiple scalar reads.
11024         (analyze_access_subtree): Use the new scalar read write flags instead
11025         of the old flags.  Adjusted comments.
11026
11027 2011-02-08  DJ Delorie  <dj@redhat.com>
11028
11029         PR target/47548
11030         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
11031         patterns.
11032
11033 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11034
11035         * config/m68k/uclinux.opt: New.
11036         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
11037
11038 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11039
11040         * config/cris/elf.opt (sim): New Driver option.
11041
11042 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11043
11044         * config/xtensa/elf.opt: New.
11045         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
11046
11047 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11048
11049         * config/vax/elf.opt: New.
11050         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
11051
11052 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11053
11054         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
11055
11056 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11057
11058         * config/gnu-user.opt: New.
11059         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
11060         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
11061         *-*-uclinux*): Use gnu-user.opt.
11062
11063 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
11064
11065         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
11066         * config/i386/gnu.h (CPP_SPEC): Likewise.
11067
11068 2011-02-08  Ian Lance Taylor  <iant@google.com>
11069
11070         * common.opt (fcx-limited-range): Add SetByCombined flag.
11071         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
11072         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
11073         (fassociative-math, freciprocal-math): Likewise.
11074         (funsafe-math-optimizations): Likewise.
11075         * opth-gen.awk: Handle SetByCombined.
11076         * optc-gen.awk: Likewise.
11077         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
11078         (set_unsafe_math_optimizations_flags): Likewise.
11079         * doc/options.texi (Option properties): Document SetByCombined.
11080
11081 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
11082
11083         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
11084         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
11085         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
11086         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
11087         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
11088
11089 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
11090
11091         PR tree-optimization/46834
11092         PR tree-optimization/46994
11093         PR tree-optimization/46995
11094         * graphite-sese-to-poly.c (used_outside_reduction): New.
11095         (detect_commutative_reduction): Call used_outside_reduction.
11096         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
11097         translate_scalar_reduction_to_array only when at least one
11098         loop-phi/close-phi tuple has been detected.
11099
11100 2011-02-08  Richard Guenther  <rguenther@suse.de>
11101
11102         PR middle-end/47639
11103         * tree-vect-generic.c (expand_vector_operations_1): Update
11104         stmts here ...
11105         (expand_vector_operations): ... not here.  Cleanup EH info
11106         and the CFG if required.
11107
11108 2011-02-08  Richard Guenther  <rguenther@suse.de>
11109
11110         PR tree-optimization/47641
11111         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
11112         require type compatibility.
11113
11114 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11115
11116         * gimple-low.c (lower_function_body): Don't remove the location of
11117         the return statement here.
11118         (lower_gimple_return): Do it here instead but only if the return
11119         statement is actually used twice.
11120
11121 2011-02-08  Richard Guenther  <rguenther@suse.de>
11122
11123         PR tree-optimization/47632
11124         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
11125         unused up_to_stmt parameter, return whether cfg-cleanup is
11126         necessary, remove EH info properly.
11127         (forward_propagate_into_gimple_cond): Adjust caller.
11128         (forward_propagate_into_cond): Likewise.
11129         (forward_propagate_comparison): Likewise.
11130         (tree_ssa_forward_propagate_single_use_vars): Make
11131         forward_propagate_comparison case similar to the two others.
11132
11133 2011-02-08  Nick Clifton  <nickc@redhat.com>
11134
11135         * config/mn10300/mn10300.opt (mliw): New command line option.
11136         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
11137         (liw_bundling): New automaton.
11138         (liw): New attribute.
11139         (liw_op): New attribute.
11140         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
11141         (movsi_internal): Add LIW attributes.
11142         (andsi3): Likewise.
11143         (iorsi3): Likewise.
11144         (xorsi3): Likewise.
11145         (addsi3): Separate register and immediate alternatives.
11146         Add LIW attributes.
11147         (subsi3): Likewise.
11148         (cmpsi): Likewise.
11149         (aslsi3): Likewise.
11150         (lshrsi3): Likewise.
11151         (ashrsi3): Likewise.
11152         (liw): New pattern.
11153         * config/mn10300/mn10300.c (liw_op_names): New
11154         (mn10300_print_operand): Handle 'W' operand descriptor.
11155         (extract_bundle): New function.
11156         (check_liw_constraints): New function.
11157         (liw_candidate): New function.
11158         (mn10300_bundle_liw): New function.
11159         (mn10300_reorg): New function.
11160         (TARGET_MACHINE_DEPENDENT_REORG): Define.
11161         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
11162         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
11163         __LIW__ or __NO_LIW__.
11164         * doc/invoke.texi: Describe the -mliw command line option.
11165
11166 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11167
11168         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
11169         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
11170         pthread_mutex_unlock): Remove.
11171         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
11172         * config/pa/t-pa64: Likewise.
11173         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
11174         shared libc if not linking against libpthread.
11175         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11176
11177 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
11178
11179         PR target/47558
11180         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
11181         on 10.6 and later to ensure that we always use the unwinder from
11182         the system.  Only add -no_compact_unwind when tarteting darwin
11183         10.6 or later.
11184
11185 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
11186
11187         PR target/46997
11188         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
11189         (vec_interleave_lowv2sf): Ditto.
11190         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
11191         (vec_extract_oddv2sf): Ditto.
11192
11193 2011-02-07  Mike Stump  <mikestump@comcast.net>
11194
11195         PR target/42333
11196         Add __ieee_divdc3 entry point.
11197         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
11198         entry point.
11199         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
11200         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
11201         * config/darwin.c (darwin_rename_builtins): Add.
11202         * config/darwin-protos.h (darwin_rename_builtins): Add.
11203
11204 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
11205
11206         PR target/47636
11207         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
11208         for the condition.
11209
11210 2011-02-07  Mike Stump  <mikestump@comcast.net>
11211
11212         * config/darwin.opt (mmacosx-version-min): Update default OS version.
11213
11214 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
11215
11216         PR target/47534
11217         * config/avr/libgcc.S (exit): Move .endfunc
11218
11219 2011-02-07  Richard Guenther  <rguenther@suse.de>
11220
11221         PR tree-optimization/47615
11222         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
11223         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
11224         (run_scc_vn): Initialize it.
11225         (visit_reference_op_load): Use it.
11226         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
11227
11228 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11229
11230         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
11231         DImode trapping arithmetic libfuncs.
11232
11233 2011-02-07  Richard Guenther  <rguenther@suse.de>
11234
11235         PR tree-optimization/47621
11236         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
11237         two duplicates ...
11238         (execute_update_addresses_taken): ... here.  Make it more
11239         conservative in what we accept.
11240
11241 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11242
11243         * config/sparc/freebsd.h (ASM_SPEC): Define.
11244         * config/sparc/vxworks.h (ASM_SPEC): Define.
11245
11246 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
11247
11248         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
11249
11250 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
11251
11252         * doc/invoke.texi: Remove reference to compiler internals from
11253         user documentation.
11254
11255         * reg-notes.def: Remove REG_VALUE_PROFILE.
11256         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
11257
11258 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
11259
11260         PR middle-end/47610
11261         * varasm.c (default_section_type_flags): If decl is NULL,
11262         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
11263
11264 2011-02-05  Jie Zhang  <jie@codesourcery.com>
11265
11266         PR debug/42631
11267         * web.c (entry_register): Don't clobber the number of the
11268         first uninitialized reference in used[].
11269
11270 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
11271
11272         PR tree-optimization/46194
11273         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
11274         (build_classic_dist_vector_1): Do not represent classic distance
11275         vectors when the access functions are variating in different loops.
11276
11277 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11278
11279         * config/mips/iris6.opt: New.
11280         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
11281
11282 2011-02-04  Richard Henderson  <rth@redhat.com>
11283             Steve Ellcey  <sje@cup.hp.com>
11284
11285         PR target/46997
11286         * config/ia64/predicates.md (mux1_brcst_element): New.
11287         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
11288         * config/ia64/ia64.c (ia64_unpack_assemble): New.
11289         (ia64_unpack_sign): New.
11290         (ia64_expand_unpack): Rewrite using new routines.
11291         (ia64_expand_widen_sum): Ditto.
11292         (ia64_expand_dot_prod_v8qi): Ditto.
11293         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
11294         routines, add endian check.
11295         (pmpy2_even): Rename from pmpy2_r, add endian check.
11296         (pmpy2_odd): Rename from pmpy2_l, add endian check.
11297         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
11298         (vec_widen_smult_hi_v4hi): Ditto.
11299         (vec_widen_umult_lo_v4hi): Ditto.
11300         (vec_widen_umult_hi_v4hi): Ditto.
11301         (mulv2si3): Change endian checks.
11302         (sdot_prodv4hi): Rewrite with new calls.
11303         (udot_prodv4hi): New.
11304         (vec_pack_ssat_v4hi): Add endian check.
11305         (vec_pack_usat_v4hi): Ditto.
11306         (vec_pack_ssat_v2si): Ditto.
11307         (max1_even): Rename from max1_r, add endian check.
11308         (max1_odd): Rename from max1_l, add endian check.
11309         (*mux1_rev): Format change.
11310         (*mux1_mix): Ditto.
11311         (*mux1_shuf): Ditto.
11312         (*mux1_alt): Ditto.
11313         (*mux1_brcst_v8qi): Use new predicate.
11314         (vec_extract_evenv8qi): Remove endian check.
11315         (vec_extract_oddv8qi): Ditto.
11316         (vec_interleave_lowv4hi): Format change.
11317         (vec_interleave_highv4hi): Ditto.
11318         (mix2_even): Rename from mix2_r, add endian check.
11319         (mix2_odd): Rename from mux2_l, add endian check.
11320         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
11321         (vec_extract_evenodd_helper): Format change.
11322         (vec_extract_evenv4hi): Remove endian check.
11323         (vec_extract_oddv4hi): Remove endian check.
11324         (vec_interleave_lowv2si): Format change.
11325         (vec_interleave_highv2si): Format change.
11326         (vec_initv2si): Remove endian check.
11327         (vecinit_v2si): Add endian check.
11328         (reduc_splus_v2sf): Add endian check.
11329         (reduc_smax_v2sf): Ditto.
11330         (reduc_smin_v2sf): Ditto.
11331         (vec_initv2sf): Remove endian check.
11332         (fpack): Add endian check.
11333         (fswap): Add endian check.
11334         (vec_interleave_highv2sf): Add endian check.
11335         (vec_interleave_lowv2sf): Add endian check.
11336         (fmix_lr): Add endian check.
11337         (vec_setv2sf): Format change.
11338         (*vec_extractv2sf_0_be): Use shift to extract operand.
11339         (*vec_extractv2sf_1_be): New.
11340         (vec_pack_trunc_v4hi): Add endian check.
11341         (vec_pack_trunc_v2si): Format change.
11342
11343 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
11344
11345         PR inline-asm/23200
11346         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
11347         do bb, locus and block comparison and disallow loads if it is not set.
11348         (stmt_is_replaceable_p): New function.
11349         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
11350         callers.
11351         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
11352         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
11353         SSA_NAME_DEF_STMT.
11354         * tree-flow.h (stmt_is_replaceable_p): New prototype.
11355
11356 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11357
11358         * config/rs6000/xilinx.opt: New.
11359         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
11360
11361 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
11362
11363         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
11364
11365 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
11366
11367         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
11368         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11369         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
11370         secondary_reload_info, xtensa_secondary_reload): Remove.
11371         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
11372         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11373         (xtensa_preferred_reload_class): Make static. Change return and
11374         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
11375         Use CONST_DOUBLE_P predicate.
11376         (xtensa_preferred_output_reload_class): New function.
11377         (xtensa_secondary_reload): Make static.
11378
11379 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
11380
11381         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
11382         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
11383         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
11384
11385 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11386
11387         PR middle-end/31490
11388         * output.h (SECTION_RELRO): Define.
11389         (SECTION_MACH_DEP): Adjust.
11390         (get_variable_section): New prototype.
11391         * varpool.c (varpool_finalize_named_section_flags): New function.
11392         (varpool_assemble_pending_decls): Call it.
11393         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
11394         * cgraphunit.c (cgraph_output_in_order): Call
11395         varpool_finalize_named_section_flags.
11396         * varasm.c (get_section): Allow section flags conflicts between
11397         relro and read-only sections if the section hasn't been declared yet.
11398         Set SECTION_OVERRIDE after diagnosing section type conflict.
11399         (get_variable_section): No longer static.
11400         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
11401         readonly sections that need relocations.
11402         (decl_readonly_section_1): New function.
11403         (decl_readonly_section): Use it.
11404
11405         Revert:
11406         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
11407                     Steve Ellcey  <sje@cup.hp.com>
11408
11409         PR middle-end/31490
11410         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
11411         if section attribute used.
11412
11413 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11414
11415         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
11416         * config/darwin.c (SECTION_NO_ANCHOR): Define.
11417         (darwin_init_sections): Remove assertion.
11418
11419 2011-02-03  Nick Clifton  <nickc@redhat.com>
11420
11421         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
11422         lt and ge.
11423         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
11424         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
11425         instead of "n" and "pz".
11426         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
11427         CC_FLAG_S.
11428
11429 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
11430
11431         PR target/47312
11432         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
11433         fma, expand FMA_EXPR as fma{,f,l} call.
11434
11435         PR lto/47274
11436         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
11437         copy them into a unsigned char variable and pass address of it to
11438         lto_output_data_stream.
11439
11440         PR target/47564
11441         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
11442         around backend_init_target and lang_dependent_init_target calls.
11443         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
11444         (verify_cgraph_node): Don't call set_cfun here.  Use
11445         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
11446         Set error_found for incorrectly represented calls to thunks.
11447
11448 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11449
11450         PR debug/43092
11451         PR rtl-optimization/43494
11452         * rtl.h (for_each_inc_dec_fn): New type.
11453         (for_each_inc_dec): Declare.
11454         * rtlanal.c (struct for_each_inc_dec_ops): New type.
11455         (for_each_inc_dec_find_inc_dec): New fn.
11456         (for_each_inc_dec_find_mem): New fn.
11457         (for_each_inc_dec): New fn.
11458         * dse.c (struct insn_size): Remove.
11459         (replace_inc_dec, replace_inc_dec_mem): Remove.
11460         (emit_inc_dec_insn_before): New fn.
11461         (check_for_inc_dec): Use it, along with for_each_inc_dec.
11462         (canon_address): Pass mem modes to cselib_lookup.
11463         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
11464         (cselib_lookup_from_insn): Likewise.
11465         (cselib_subst_to_values): Likewise.
11466         * cselib.c (find_slot_memmode): New var.
11467         (cselib_find_slot): New fn.  Use it instead of
11468         htab_find_slot_with_hash everywhere.
11469         (entry_and_rtx_equal_p): Use find_slot_memmode.
11470         (autoinc_split): New fn.
11471         (rtx_equal_for_cselib_p): Rename and implement in terms of...
11472         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
11473         Deal with autoinc.  Special-case recursion into MEMs.
11474         (cselib_hash_rtx): Likewise.
11475         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
11476         address and MEM modes.
11477         (cselib_subst_to_values): Add memmode, pass it on.
11478         Deal with autoinc.
11479         (cselib_lookup): Add memmode argument, pass it on.
11480         (cselib_lookup_from_insn): Add memmode.
11481         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
11482         (struct cselib_record_autoinc_data): New.
11483         (cselib_record_autoinc_cb): New fn.
11484         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
11485         mode to cselib_lookup.  Reset autoinced REGs here instead of...
11486         (cselib_process_insn): ... here.
11487         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
11488         to cselib_lookup.
11489         (add_uses): Likewise, also to cselib_subst_to_values.
11490         (add_stores): Likewise.
11491         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
11492         cselib_subst_to_values.
11493         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
11494         * gcse.c (do_local_cprop): Adjusted.
11495         * postreload.c (reload_cse_simplify_set): Adjusted.
11496         (reload_cse_simplify_operands): Adjusted.
11497         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11498
11499 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11500
11501         PR tree-optimization/45122
11502         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11503         unsafe assumptions when there's more than one loop exit.
11504
11505 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11506
11507         PR target/47272
11508         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11509         Document using vector double with the load/store builtins, and
11510         that the load/store builtins always use Altivec instructions.
11511
11512         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11513         to use altivec memory instructions, even on VSX.
11514         (vector_altivec_store_<mode>): Ditto.
11515
11516         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11517         function.
11518
11519         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11520         V2DF, V2DI support to load/store overloaded builtins.
11521
11522         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11523         altivec load/store builtins for V2DF/V2DI types.
11524
11525         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11526         set avoid indexed addresses on power6 if -maltivec.
11527         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11528         vector_altivec_load/vector_altivec_store builtins.
11529         (altivec_expand_st_builtin): Ditto.
11530         (altivec_expand_builtin): Add VSX memory builtins.
11531         (rs6000_init_builtins): Add V2DI types to internal types.
11532         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11533         load/store builtins.
11534         (rs6000_address_for_altivec): Insure memory address is appropriate
11535         for Altivec.
11536
11537         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11538         vec_vsx_ld and vec_vsx_st.
11539         (vsx_store_<mode>): Ditto.
11540
11541         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11542         variables to hold long long types for VSX vector memory builtins.
11543         (RS6000_BTI_unsigned_long_long): Ditto.
11544         (long_long_integer_type_internal_node): Ditti.
11545         (long_long_unsigned_type_internal_node): Ditti.
11546
11547         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11548         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11549         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11550
11551         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11552         short cuts.
11553         (vec_vsx_st): Ditto.
11554
11555 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11556
11557         * config/pa/pa-hpux10.opt: New.
11558         * config/hpux11.opt (pthread): New Driver option.
11559         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11560         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11561
11562 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11563
11564         * config/ia64/vms.opt: New.
11565         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11566
11567 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11568
11569         PR target/47580
11570         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11571         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11572         generator functions.
11573         (vsx_floatuns<VSi><mode>2): Ditto.
11574         (vsx_fix_trunc<mode><VSi>2): Ditto.
11575         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11576
11577 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11578
11579         * config/i386/djgpp.opt (posix): New Driver option.
11580
11581 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
11582
11583         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
11584         Move to the unsupported targets list.
11585
11586 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
11587
11588         PR rtl-optimization/47525
11589         * df-scan.c: Update copyright years.
11590         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
11591         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
11592
11593 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11594
11595         * config/i386/sysv4.h (TARGET_VERSION): Remove.
11596         (SUBTARGET_RETURN_IN_MEMORY): Remove.
11597         (ASM_OUTPUT_ASCII): Remove.
11598         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
11599
11600 2011-02-02  Jeff Law  <law@redhat.com>
11601
11602         PR middle-end/47543
11603         * reload.c (find_reloads_address): Handle reg+d address where both
11604         components are invalid by reloading the entire address.
11605
11606 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11607             Richard Guenther  <rguenther@suse.de>
11608
11609         PR tree-optimization/40979
11610         PR bootstrap/47044
11611         * passes.c (init_optimization_passes): After LIM call copy_prop
11612         and DCE to clean up.
11613         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
11614
11615 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11616
11617         PR tree-optimization/47576
11618         PR tree-optimization/47555
11619         * doc/invoke.texi (scev-max-expr-complexity): Documented.
11620         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11621         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
11622         * tree-scalar-evolution.c (follow_ssa_edge): Use
11623         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
11624
11625 2011-02-02  Richard Guenther  <rguenther@suse.de>
11626
11627         PR tree-optimization/47566
11628         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
11629
11630 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11631
11632         PR debug/47106
11633         PR debug/47402
11634         * tree-inline.c (declare_return_variable): Remove unused caller
11635         variable.
11636
11637         PR debug/47106
11638         PR debug/47402
11639         * tree-flow-inline.h (clear_is_used, is_used_p): New.
11640         * cfgexpand.c (account_used_vars_for_block): Use them.
11641         * tree-nrv.c (tree_nrv): Likewise.
11642         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
11643         (dump_scope_block): Likewise.
11644         (remove_unused_locals): Likewise.
11645
11646         PR debug/47106
11647         PR debug/47402
11648         * tree-inline.c (declare_return_variable): Add result decl to
11649         local decls only once.
11650         * gimple-low.c (record_vars_into): Mark newly-created variables
11651         as referenced.
11652
11653 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11654
11655         PR debug/47498
11656         PR debug/47501
11657         PR debug/45136
11658         PR debug/45130
11659         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11660         debug insns.
11661         (no_real_insns_p, schedule_block, set_priorities): Drop special
11662         treatment of boundary debug insns.
11663         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11664         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
11665         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11666         (BOUNDARY_DEBUG_INSN_P): Likewise.
11667         (SCHEDULE_DEBUG_INSN_P): Likewise.
11668         * sched-rgn.c (init_ready_list): Drop special treatment of
11669         boundary debug insns.
11670         * final.c (rest_of_clean_state): Clear notes' BB.
11671
11672 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11673
11674         * config/openbsd.opt (assert=): New Driver option.
11675
11676 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11677
11678         * config/i386/nto.opt: New.
11679         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
11680
11681 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11682
11683         * config/i386/netware.opt: New.
11684         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
11685
11686 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11687
11688         * config/interix.opt (posix): New Driver option.
11689
11690 2011-02-01  DJ Delorie  <dj@redhat.com>
11691
11692         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
11693
11694         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
11695         class for A0/A1.
11696
11697 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
11698
11699         PR tree-optimization/47561
11700         * toplev.c (process_options): Print the Graphite flags.  Add
11701         flag_loop_flatten to the list of options requiring Graphite.
11702
11703 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11704
11705         * config/i386/cygming.opt (posix): New Driver option.
11706
11707 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11708
11709         * config/arm/vxworks.opt: New.
11710         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
11711
11712 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11713
11714         * config/alpha/elf.opt: New.
11715         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
11716         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
11717
11718 2011-02-01  Richard Guenther  <rguenther@suse.de>
11719
11720         PR tree-optimization/47559
11721         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
11722         store-motion on references that can throw.
11723
11724 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
11725
11726         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
11727         * tree-pass.h (TDF_CSELIB): New macro.
11728         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
11729         cselib_lookup): Check for it rather than for TDF_DETAILS.
11730
11731 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
11732
11733         PR driver/47547
11734         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
11735         is HOST_BIT_BUCKET.
11736
11737         * opts.c (finish_options): Don't add x_aux_base_name if it is
11738         HOST_BIT_BUCKET.
11739
11740 2011-02-01  Richard Guenther  <rguenther@suse.de>
11741
11742         PR tree-optimization/47555
11743         Revert
11744         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
11745
11746         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11747
11748 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11749
11750         PR gcc/46692
11751         * config/lm32/t-lm32: Add multilib for all CPU options.
11752
11753 2011-02-01  Richard Guenther  <rguenther@suse.de>
11754
11755         PR tree-optimization/47541
11756         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11757         sure to have a field at offset zero.
11758
11759 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11760
11761         * config/arc/arc.opt (EB, EL): New Driver options.
11762
11763 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11764
11765         * config/alpha/osf5.opt: New.
11766         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
11767
11768 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11769
11770         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
11771
11772 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
11773
11774         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
11775         -floop-interchange.
11776         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
11777         is an alias of -floop-interchange and that it requires the
11778         Graphite infrastructure.
11779         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
11780         flag_loop_interchange based on the value of flag_tree_loop_linear.
11781
11782 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
11783             Richard Guenther  <rguenther@suse.de>
11784
11785         PR tree-optimization/47538
11786         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
11787         type instead of r1type, except for comparisons.  For right
11788         shifts and comparisons punt if there are mismatches in
11789         sizetype vs. non-sizetype types.
11790
11791 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11792
11793         * doc/sourcebuild.texi (Effective-Target Keywords): Document
11794         avx_runtime.
11795
11796 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11797
11798         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
11799         version number.
11800         * configure: Regenerate.
11801
11802 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11803
11804         * configure.ac (gcc_cv_ld_static_option): Define.
11805         (gcc_cv_ld_dynamic_option): Define.
11806         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
11807         instead.
11808         (HAVE_LD_STATIC_DYNAMIC): Update message.
11809         (LD_STATIC_OPTION): Define.
11810         (LD_DYNAMIC_OPTION): Define.
11811         * configure: Regenerate.
11812         * config.in: Regenerate.
11813         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
11814         HAVE_LD_STATIC_DYNAMIC]: Use them.
11815
11816 2011-01-31  Nick Clifton  <nickc@redhat.com>
11817
11818         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
11819         registers inside interrupt handlers if the handler is not a leaf
11820         function.
11821
11822 2011-01-31  Nick Clifton  <nickc@redhat.com>
11823
11824         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
11825         reg_renumber returning an INVALID_REGNUM.
11826
11827 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11828
11829         PR libgcj/44341
11830         * doc/install.texi: Document host options discarded when cross
11831         configuring target libraries.
11832
11833 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11834
11835         Reverted:
11836         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
11837         PR debug/45136
11838         PR debug/45130
11839         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11840         debug insns.
11841         (no_real_insns_p, schedule_block, set_priorities): Drop special
11842         treatment of boundary debug insns.
11843         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11844         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
11845         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11846         (BOUNDARY_DEBUG_INSN_P): Likewise.
11847         (SCHEDULE_DEBUG_INSN_P): Likewise.
11848         * sched-rgn.c (init_ready_list): Drop special treatment of
11849         boundary debug insns.
11850         * final.c (rest_of_clean-state): Clear notes' BB.
11851
11852 2011-01-31  Alan Modra  <amodra@gmail.com>
11853
11854         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
11855         toc relative expressions as we do in print_operand_address.
11856
11857 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
11858
11859         * doc/extend.texi: Follow spelling conventions.
11860         * doc/invoke.texi: Fix a typo.
11861
11862 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
11863
11864         * config/hpux11.opt: New.
11865         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
11866         ia64*-*-hpux*): Use hpux11.opt.
11867
11868 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
11869
11870         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
11871         to tmake_file.
11872
11873 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11874
11875         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
11876         support sites.
11877
11878 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11879
11880         * doc/install.texi (Binaries): Remove outdated reference for
11881         Motorola 68HC11/68HC12 downloads.
11882
11883 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11884
11885         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
11886         Drepper's paper.
11887
11888 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
11889
11890         PR bootstrap/47147
11891         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
11892         used by NetBSD.
11893
11894 2011-01-28  Ahmad Sharif  <asharif@google.com>
11895
11896         * value-prof.c (check_counter): Corrected error message.
11897
11898 2011-01-29  Jie Zhang  <jie@codesourcery.com>
11899
11900         * config/arm/arm.c (arm_legitimize_reload_address): New.
11901         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11902         arm_legitimize_reload_address.
11903         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
11904
11905 2011-01-28  Ian Lance Taylor  <iant@google.com>
11906
11907         * godump.c (go_define): Ignore macros whose definitions include
11908         two adjacent operands.
11909
11910 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
11911
11912         PR target/42894
11913         * varasm.c (force_const_mem): Store copy of x in desc->constant
11914         instead of x itself.
11915         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
11916         itself into REG_EQUAL note.
11917
11918 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
11919
11920         * config/freebsd.opt (posix, rdynamic): New Driver options.
11921
11922 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11923
11924         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
11925         -Bstatic/-Bdynamic.
11926         * configure: Regenerate.
11927
11928 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
11929
11930         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
11931         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
11932
11933 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
11934
11935         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
11936         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
11937         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
11938         (s390_preferred_reload_class): Make static. Change return and
11939         'rclass' argument type to reg_class_t.
11940
11941 2011-01-27  Jan Hubicka  <jh@suse.cz>
11942
11943         PR middle-end/46949
11944         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
11945         (process_function_and_variable_attributes): Check defined weakrefs.
11946
11947 2011-01-27  Martin Jambor  <mjambor@suse.cz>
11948
11949         PR tree-optimization/47228
11950         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
11951         build_ref_for_offset.
11952
11953 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11954
11955         * config/spu/spu-elf.h (ASM_SPEC): Remove.
11956
11957 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
11958
11959         PR rtl-optimization/46856
11960         * postreload.c (reload_combine_recognize_const_pattern): Do not
11961         separate cc0 setter and user on cc0 targets.
11962
11963 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
11964
11965         PR c/43082
11966         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
11967         passed a VOID_TYPE expression, immediately emit an error and
11968         return error_mark_node.
11969
11970 2011-01-26  Jeff Law  <law@redhat.com>
11971
11972         PR rtl-optimization/47464
11973         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
11974         rather than may_trap_p as needed.
11975
11976 2011-01-26  DJ Delorie  <dj@redhat.com>
11977
11978         PR rtl-optimization/46878
11979         * combine.c (insn_a_feeds_b): Check for the implicit cc0
11980         setter/user dependency as well.
11981
11982 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
11983
11984         PR rtl-optimization/44469
11985         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
11986         after removing trivially dead basic blocks.
11987
11988 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
11989
11990         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
11991         * config/frv/frv.h (LINK_SPEC): Likewise.
11992         * config/i386/netware.h (LINK_SPEC): Likewise.
11993         * config/m68k/linux.h (ASM_SPEC): Likewise.
11994         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11995         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
11996         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11997         * config/sparc/linux.h (ASM_SPEC): Likewise.
11998         * config/sparc/linux64.h (ASM_SPEC): Likewise.
11999         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12000
12001 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12002
12003         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
12004         * config/frv/frv.h (ASM_SPEC): Likewise.
12005         * config/m68k/linux.h (ASM_SPEC): Likewise.
12006         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12007         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
12008         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12009         * config/sparc/linux.h (ASM_SPEC): Likewise.
12010         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12011         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12012
12013 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12014
12015         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
12016         * config/frv/frv.h (LINK_SPEC): Likewise.
12017         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
12018
12019 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
12020
12021         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
12022         * config/frv/frv.h (ASM_SPEC): Likewise.
12023         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
12024         * config/m68k/linux.h (ASM_SPEC): Likewise.
12025         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
12026         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
12027         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12028         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
12029         * config/sparc/linux.h (ASM_SPEC): Likewise.
12030         * config/sparc/linux64.h (ASM_SPEC): Likewise.
12031         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
12032         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
12033
12034 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
12035
12036         PR target/46997
12037         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
12038         (*mux2): Ditto.
12039         (vec_extract_evenodd_help): Ditto.
12040         (vec_extract_evenv4hi): Ditto.
12041         (vec_extract_oddv4hi): Ditto.
12042         (vec_interleave_lowv2si): Ditto.
12043         (vec_interleave_highv2si): Ditto.
12044         (vec_extract_evenv2si): Ditto.
12045         (vec_extract_oddv2si: Ditto.
12046         (vec_pack_trunc_v2si): Ditto.
12047
12048 2011-01-22  Jan Hubicka  <jh@suse.cz>
12049
12050         PR target/47237
12051         * cgraph.h (cgraph_local_info): New field can_change_signature.
12052         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
12053         signature can change.
12054         (ipcp_estimate_growth): Call sequence simplify only if calle signature
12055         can change.
12056         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
12057         (cgraph_function_versioning): We can not change signature of functions
12058         that don't allow that.
12059         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
12060         (lto_input_node): Likewise.
12061         * ipa-inline.c (compute_inline_parameters): Compute
12062         local.can_change_signature.
12063         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
12064         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
12065         functions that can not change signature.
12066         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
12067         init_cumulative_args): Do not use local calling conventions
12068         for functions that can not change signature.
12069
12070 2011-01-22  Jan Hubicka  <jh@suse.cz>
12071
12072         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
12073
12074 2011-01-26  Richard Guenther  <rguenther@suse.de>
12075
12076         PR tree-optimization/47190
12077         * cgraphunit.c (process_common_attributes): New function.
12078         (process_function_and_variable_attributes): Use it.
12079
12080 2011-01-26  Richard Guenther  <rguenther@suse.de>
12081
12082         PR lto/47423
12083         * cgraphbuild.c (record_eh_tables): Record reference to personality
12084         function.
12085
12086 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
12087
12088         PR debug/45454
12089         * sel-sched.c (moveup_expr): Don't let debug insns prevent
12090         non-debug insns from moving up.
12091
12092 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12093
12094         PR target/40125
12095         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
12096         t-dlldir{,-x} fragment for build and add it to tmake_file.
12097         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12098         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
12099         * config/i386/t-dlldir: New file.
12100         (SHLIB_DLLDIR): Define.
12101         * config/i386/t-dlldir-x: New file.
12102         (SHLIB_DLLDIR): Define.
12103         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
12104         (SHLIB_INSTALL): Use it.
12105
12106 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
12107
12108         PR target/47246
12109         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
12110         lower bound of the allowed Thumb-2 coprocessor load/store
12111         index range to -256. Add explaining comment.
12112
12113 2011-01-25  Ian Lance Taylor  <iant@google.com>
12114
12115         * godump.c (go_define): Improve lexing of macro expansion to only
12116         accept expressions which match Go spec.
12117
12118 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
12119
12120         PR c++/43601
12121         * tree.c (handle_dll_attribute): Handle it.
12122         * doc/extend.texi (@item dllexport): Mention it.
12123         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
12124
12125 2011-01-25  Ian Lance Taylor  <iant@google.com>
12126
12127         PR tree-optimization/26854
12128         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
12129         (decl_jump_unsafe): Move higher in file, with no other change.
12130         (bind): Set has_jump_unsafe_decl if appropriate.
12131         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
12132         (check_earlier_gotos): Likewise.
12133         (c_check_switch_jump_warnings): Likewise.
12134
12135 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
12136
12137         * doc/invoke.texi (Warning Options): Add missing hyphen.
12138         (-fprofile-dir): Minor grammatical fixes.
12139         (-fbranch-probabilities): Likewise.
12140
12141 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
12142
12143         PR debug/45136
12144         PR debug/45130
12145         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
12146         debug insns.
12147         (no_real_insns_p, schedule_block, set_priorities): Drop special
12148         treatment of boundary debug insns.
12149         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
12150         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
12151         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
12152         (BOUNDARY_DEBUG_INSN_P): Likewise.
12153         (SCHEDULE_DEBUG_INSN_P): Likewise.
12154         * sched-rgn.c (init_ready_list): Drop special treatment of
12155         boundary debug insns.
12156         * final.c (rest_of_clean-state): Clear notes' BB.
12157
12158 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12159
12160         * Makefile.in (LAMBDA_H): Removed.
12161         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
12162         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
12163         lambda-trans.o, and tree-loop-linear.o.
12164         (lto-symtab.o): Remove dependence on LAMBDA_H.
12165         (tree-loop-linear.o): Remove rule.
12166         (lambda-mat.o): Same.
12167         (lambda-trans.o): Same.
12168         (lambda-code.o): Same.
12169         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
12170         (tree-vect-slp.o): Same.
12171         * hwint.h (gcd): Moved here.
12172         (least_common_multiple): Same.
12173         * lambda-code.c: Removed.
12174         * lambda-mat.c: Removed.
12175         * lambda-trans.c: Removed.
12176         * lambda.h: Removed.
12177         * tree-loop-linear.c: Removed.
12178         * lto-symtab.c: Do not include lambda.h.
12179         * omega.c (gcd): Removed.
12180         * passes.c (init_optimization_passes): Remove pass_linear_transform.
12181         * tree-data-ref.c (print_lambda_vector): Moved here.
12182         (lambda_vector_copy): Same.
12183         (lambda_matrix_copy): Same.
12184         (lambda_matrix_id): Same.
12185         (lambda_vector_first_nz): Same.
12186         (lambda_matrix_row_add): Same.
12187         (lambda_matrix_row_exchange): Same.
12188         (lambda_vector_mult_const): Same.
12189         (lambda_vector_negate): Same.
12190         (lambda_matrix_row_negate): Same.
12191         (lambda_vector_equal): Same.
12192         (lambda_matrix_right_hermite): Same.
12193         * tree-data-ref.h: Do not include lambda.h.
12194         (lambda_vector): Moved here.
12195         (lambda_matrix): Same.
12196         (dependence_level): Same.
12197         (lambda_transform_legal_p): Removed declaration.
12198         (lambda_collect_parameters): Same.
12199         (lambda_compute_access_matrices): Same.
12200         (lambda_vector_gcd): Same.
12201         (lambda_vector_new): Same.
12202         (lambda_vector_clear): Same.
12203         (lambda_vector_lexico_pos): Same.
12204         (lambda_vector_zerop): Same.
12205         (lambda_matrix_new): Same.
12206         * tree-flow.h (least_common_multiple): Removed declaration.
12207         * tree-parloops.c (lambda_trans_matrix): Moved here.
12208         (LTM_MATRIX): Same.
12209         (LTM_ROWSIZE): Same.
12210         (LTM_COLSIZE): Same.
12211         (LTM_DENOMINATOR): Same.
12212         (lambda_trans_matrix_new): Same.
12213         (lambda_matrix_vector_mult): Same.
12214         (lambda_transform_legal_p): Same.
12215         * tree-pass.h (pass_linear_transform): Removed declaration.
12216         * tree-ssa-loop.c (tree_linear_transform): Removed.
12217         (gate_tree_linear_transform): Removed.
12218         (pass_linear_transform): Removed.
12219         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
12220         flag_loop_interchange.
12221
12222 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12223
12224         PR tree-optimization/47265
12225         PR tree-optimization/47443
12226         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
12227         if name still has some uses.
12228
12229 2011-01-25  Martin Jambor  <mjambor@suse.cz>
12230
12231         PR tree-optimization/47382
12232         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12233         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
12234
12235 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
12236
12237         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
12238         sjlj_except_unwind_info.
12239
12240 2011-01-25  Richard Guenther  <rguenther@suse.de>
12241
12242         PR tree-optimization/47426
12243         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
12244         visible functions results escape.
12245
12246 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12247
12248         PR target/45701
12249         * config/arm/arm.c (any_sibcall_uses_r3): New function.
12250         (arm_get_frame_offsets): Use it.
12251
12252 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12253             Jakub Jelinek  <jakub@redhat.com>
12254
12255         PR tree-optimization/47271
12256         * tree-if-conv.c (bb_postdominates_preds): New.
12257         (if_convertible_bb_p): Call bb_postdominates_preds.
12258         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
12259         (predicate_scalar_phi): Call bb_postdominates_preds.
12260
12261 2011-01-25  Nick Clifton  <nickc@redhat.com>
12262
12263         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
12264         * config/rx/rx.c (rx_function_value): Likewise.
12265         (rx_promote_function_mode): Likewise.
12266         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
12267         in order to make it legitimate.
12268         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
12269         make sure that the first operand is the same as the result register.
12270         (addsi3_unspec): Delete.
12271         (subdi3): Do not accept immediate operands.
12272         (subdi3_internal): Likewise.
12273
12274 2011-01-25  Jeff Law  <law@redhat.com>
12275
12276         PR rtl-optimization/37273
12277         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12278         handle them like argument loads from stack slots.  Do not double
12279         count memory for memory constants and argument loads from stack slots.
12280
12281 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
12282
12283         PR tree-optimization/47427
12284         PR tree-optimization/47428
12285         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12286         coalesce if the new root var would be TREE_READONLY.
12287
12288 2011-01-25  Richard Guenther  <rguenther@suse.de>
12289
12290         PR middle-end/47414
12291         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
12292         correct type for TBAA.
12293
12294 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12295
12296         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
12297         (close_phi_written_to_memory): Call for_each_index with
12298         dr_indices_valid_in_loop.
12299
12300 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12301
12302         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
12303         when it is initialized.
12304
12305 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12306
12307         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
12308         call to graphite_find_data_references_in_stmt.
12309         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
12310         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
12311         call to graphite_find_data_references_in_stmt.
12312         (analyze_drs_in_stmts): Same.
12313         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
12314         in which the scalar analysis of indices is performed.
12315         (create_data_ref): Same.  Update call to dr_analyze_indices.
12316         (find_data_references_in_stmt): Update call to create_data_ref.
12317         (graphite_find_data_references_in_stmt): Same.
12318         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
12319         declaration.
12320         (create_data_ref): Same.
12321         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
12322         call to create_data_ref.
12323
12324 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12325
12326         * graphite-sese-to-poly.c (build_poly_scop): Move
12327         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
12328
12329 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12330
12331         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
12332         VAR_DECL, PARM_DECL, and RESULT_DECL.
12333
12334 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12335
12336         * graphite-dependences.c (reduction_dr_1): Allow several reductions
12337         in a reduction PBB.
12338         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
12339         that have already been marked as PBB_IS_REDUCTION.
12340
12341 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12342
12343         * graphite-scop-detection.c (same_close_phi_node): New.
12344         (remove_duplicate_close_phi): New.
12345         (make_close_phi_nodes_unique): New.
12346         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
12347
12348 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12349
12350         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
12351         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
12352         of both data references to be the same.
12353
12354 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12355
12356         * graphite-dependences.c (build_lexicographical_constraint): Remove
12357         the gdim parameter.
12358         (build_lexicographical_constraint): Adjust call to
12359         ppl_powerset_is_empty.
12360         (dependence_polyhedron): Same.
12361         (graphite_legal_transform_dr): Same.
12362         (graphite_carried_dependence_level_k): Same.
12363         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
12364         parameter.
12365         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
12366
12367 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12368
12369         * graphite-sese-to-poly.c
12370         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
12371         (close_phi_written_to_memory): New.
12372         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
12373         and unshare_expr.
12374
12375 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12376
12377         * doc/install.texi: Update the expected version number of PPL to 0.11.
12378         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
12379         #if PPL_VERSION_MINOR < 11.
12380
12381 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12382
12383         * graphite-dependences.c: Include graphite-cloog-util.h.
12384         (new_poly_ddr): Inlined into dependence_polyhedron.
12385         (free_poly_ddr): Moved close by new_poly_ddr.
12386         (dependence_polyhedron_1): Renamed dependence_polyhedron.
12387         Early return NULL when ppl_powerset_is_empty returns true.
12388         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
12389         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
12390         (graphite_legal_transform_dr): Call new_poly_ddr.
12391         (graphite_carried_dependence_level_k): Same.
12392         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
12393         (dot_transformed_deps_stmt_1): Removed.
12394         (dot_deps_stmt_1): Call dot_deps_stmt_2.
12395         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
12396         (dot_deps_1): Call dot_deps_2.
12397         * Makefile.in (graphite-dependences.o): Add missing dependence on
12398         graphite-cloog-util.h.
12399
12400 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12401
12402         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
12403         (build_lexicographical_constraint): Same.
12404         (dependence_polyhedron_1): Same.
12405         (graphite_legal_transform_dr): Same.
12406         (graphite_carried_dependence_level_k): Same.
12407         * graphite-ppl.c (ppl_powerset_is_empty): New.
12408         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
12409         * tree-data-ref.c (dump_data_reference): Print the basic block index.
12410
12411 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12412
12413         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
12414         the "a followed by b" relation and document it.
12415
12416 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12417
12418         * graphite-dependences.c (build_lexicographical_constraint): Stop the
12419         iteration when the bag of constraints is empty.
12420
12421 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12422
12423         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
12424
12425 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12426
12427         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
12428         nest and two loop depths as parameters.
12429         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
12430         lst_perfect_nestify.
12431
12432 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12433
12434         * graphite-dependences.c (print_pddr): Call
12435         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
12436
12437 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
12438
12439         * graphite-ppl.c (debug_gmp_value): New.
12440         * graphite-ppl.h (debug_gmp_value): Declared.
12441
12442 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
12443
12444         * doc/install.texi: Document availability of cloog-0.16.
12445
12446 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
12447
12448         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
12449         invalid postdominance info.
12450
12451 2011-01-24  Jan Hubicka  <jh@suse.cz>
12452
12453         PR c/21659
12454         * doc/extend.texi (weak pragma): Drop claim that it must
12455         appear before definition.
12456         * varasm.c (merge_weak, declare_weak): Only sanity check
12457         that DECL is not output at a time it is declared weak.
12458
12459 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
12460
12461         * machmode.def: Fixed comments.
12462
12463 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
12464
12465         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
12466
12467 2011-01-24  Paul Koning  <ni1d@arrl.net>
12468
12469         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
12470         WORDS_BIG_ENDIAN.
12471
12472 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
12473
12474         PR target/46519
12475         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
12476         (block_info): Add scanned and prev.
12477         (move_or_delete_vzeroupper_2): Return if the basic block
12478         has been scanned and the upper 128bit state is unchanged
12479         from the last scan.
12480         (move_or_delete_vzeroupper_1): Return true if the exit
12481         state is changed.
12482         (move_or_delete_vzeroupper): Visit basic blocks using the
12483         work-list based algorithm based on vt_find_locations in
12484         var-tracking.c.
12485
12486         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
12487
12488 2011-01-24  Nick Clifton  <nickc@redhat.com>
12489
12490         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
12491         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
12492         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
12493         then define __v850e1__.
12494         * doc/invoke.texi: Document -mv850es.
12495
12496 2011-01-24  Richard Henderson  <rth@redhat.com>
12497
12498         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12499         compound unordered comparisons.
12500         * config/rx/rx.c (rx_split_fp_compare): Remove.
12501         * config/rx/rx-protos.h: Update.
12502         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12503         (cbranchsf4): Don't call rx_split_fp_compare.
12504         (*cbranchsf4): Use rx_split_cbranch.
12505         (*cmpsf): Don't accept "i" constraint.
12506         (*conditional_branch): Only valid after reload.
12507         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12508
12509 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12510
12511         PR target/47385
12512         * config/rs6000/altivec.md (vector constant splitters): Add
12513         support for creating vector single precision constants if -mvsx is
12514         used and we would create the constant using Altivec primitives.
12515
12516 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12517             Richard Sandiford  <rdsandiford@googlemail.com>
12518
12519         PR rtl-optimization/47166
12520         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12521         mechanism for PRE_MODIFY and POST_MODIFY.
12522         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12523         reloadreg.
12524
12525 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12526
12527         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12528
12529 2011-01-22  Jan Hubicka  <jh@suse.cz>
12530
12531         PR lto/47333
12532         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12533
12534 2011-01-22  Jan Hubicka  <jh@suse.cz>
12535
12536         PR tree-optimization/43884
12537         PR lto/44334
12538         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12539         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12540
12541 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12542
12543         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12544         * config/s390/s390.c (s390_register_move_cost,
12545         s390_memory_move_cost): New.
12546         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12547
12548 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12549
12550         PR middle-end/47401
12551         * except.c (sjlj_assign_call_site_values): Move setting the
12552         crtl->uses_eh_lsda flag to ...
12553         (sjlj_mark_call_sites): ... here.
12554         (sjlj_emit_function_enter): Support NULL dispatch label.
12555         (sjlj_build_landing_pads): In a function with no landing pads
12556         that still has must-not-throw regions, generate code to register
12557         a personality function with empty LSDA.
12558
12559 2011-01-21  Richard Henderson  <rth@redhat.com>
12560
12561         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12562
12563         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12564
12565         * compare-elim.c: New file.
12566         * Makefile.in (OBJS-common): Add it.
12567         (compare-elim.o): New.
12568         * common.opt (fcompare-elim): New.
12569         * opts.c (default_options_table): Add OPT_fcompare_elim.
12570         * tree-pass.h (pass_compare_elim_after_reload): New.
12571         * passes.c (init_optimization_passes): Add it.
12572         * recog.h: Protect against re-inclusion.
12573         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12574         * doc/invoke.texi (-fcompare-elim): Document it.
12575         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12576         * doc/tm.texi: Rebuild.
12577
12578 2011-01-22  Nick Clifton  <nickc@redhat.com>
12579
12580         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12581         rx_split_fp_compare.
12582
12583 2011-01-22  Nick Clifton  <nickc@redhat.com>
12584
12585         * config/rx/rx.md (UNSPEC_CONST): New.
12586         (deallocate_and_return): Wrap the amount popped off the stack in
12587         an UNSPEC_CONST in order to stop it being rejected by
12588         -mmax-constant-size.
12589         (pop_and_return): Add a "(return)" rtx.
12590         (call): Drop the immediate operand.
12591         (call_internal): Likewise.
12592         (call_value): Likewise.
12593         (call_value_internal): Likewise.
12594         (sibcall_internal): Likewise.
12595         (sibcall_value_internal): Likewise.
12596         (sibcall): Likewise.  Generate an explicit call using
12597         sibcall_internal.
12598         (sibcall_value): Likewise.
12599         (mov<>): FAIL if a constant operand is not legitimate.
12600         (addsi3_unpsec): New pattern.
12601
12602         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
12603         (ok_for_max_constant): New function.
12604         (gen_safe_add): New function.
12605         (rx_expand_prologue): Use gen_safe_add.
12606         (rx_expand_epilogue): Likewise.
12607         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
12608         UNSPEC CONSTs.
12609
12610 2011-01-21  Jeff Law  <law@redhat.com>
12611
12612         PR tree-optimization/47053
12613         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
12614         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
12615         statements are deleted.
12616         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
12617         is nonempty, then purge dead edges and cleanup the CFG.
12618
12619 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12620
12621         PR debug/47402
12622         Temporarily revert:
12623         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12624         PR debug/47106
12625         * tree-dfa.c (create_var_ann): Mark variable as used.
12626
12627 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12628
12629         PR middle-end/45566
12630         * except.c (convert_to_eh_region_ranges): Emit queued no-region
12631         notes from other section in hot/cold partitioning even if
12632         last_action is -3.  Increment call_site_base.
12633
12634         PR rtl-optimization/47366
12635         * fwprop.c (forward_propagate_into): Return bool.  If
12636         any changes are made, -fnon-call-exceptions is used and
12637         REG_EH_REGION note is present, call purge_dead_edges
12638         and return true if it purged anything.
12639         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
12640         any EH edges were purged.
12641
12642 2011-01-21  Jeff Law  <law@redhat.com>
12643
12644         PR rtl-optimization/41619
12645         * caller-save.c (setup_save_areas): Break out code to determine
12646         which hard regs are live across calls by examining the reload chains
12647         so that it is always used.
12648         Eliminate code which checked REG_N_CALLS_CROSSED.
12649
12650 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12651
12652         PR tree-optimization/47355
12653         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
12654         NOP has non-debug uses beyond PHIs in new_bb.
12655
12656 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12657
12658         PR debug/47106
12659         * cfgexpand.c (account_used_vars_for_block): Only account vars
12660         that are annotated as used.
12661         (estimated_stack_frame_size): Don't set TREE_USED.
12662         * tree-dfa.c (create_var_ann): Mark variable as used.
12663
12664 2011-01-21  Richard Guenther  <rguenther@suse.de>
12665
12666         PR middle-end/47395
12667         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
12668
12669 2011-01-21  Richard Guenther  <rguenther@suse.de>
12670
12671         PR tree-optimization/47365
12672         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
12673         (vn_reference_lookup_pieces): Adjust.
12674         (vn_reference_lookup): Likewise.
12675         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
12676         (vn_reference_lookup_3): Only look through kills if in
12677         VN_WALKREWRITE mode.
12678         (vn_reference_lookup_pieces): Adjust.
12679         (vn_reference_lookup): Likewise.
12680         (visit_reference_op_load): Likewise.
12681         (visit_reference_op_store): Likewise.
12682         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
12683         (compute_avail): Likewise.
12684         (eliminate): Likewise.
12685
12686 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12687
12688         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
12689         DECL_IGNORED_P non-reg vars if they are used.
12690
12691         PR tree-optimization/47391
12692         * varpool.c (const_value_known_p): Return false if
12693         decl is volatile.
12694
12695 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
12696
12697         PR bootstrap/47215
12698         * config/i386/i386.c (ix86_local_alignment): Handle
12699         case for va_list_type_node is nil.
12700         (ix86_canonical_va_list_type): Likewise.
12701
12702 2011-01-21  Alan Modra  <amodra@gmail.com>
12703
12704         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
12705         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
12706
12707 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12708
12709         * config/arm/arm.md (define_attr type): Rename f_load
12710         and f_store to f_fpa_load and f_fpa_store. Update.
12711         (write_conflict): Deal with rename fallout.
12712         (*push_fp_multi): Likewise.
12713         * config/arm/fpa.md (f_load): Use f_fpa_load.
12714         (f_store): Use f_fpa_store.
12715         (*movsf_fpa): Likewise.
12716         (*movdf_fpa): Likewise.
12717         (*movxf_fpa): Likewise.
12718         (*thumb2_movsf_fpa): Likewise.
12719         (*thumb2_movdf_fpa): Likewise.
12720         (*thumb2_movxf_fpa): Likewise.
12721         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
12722         f_loadd and f_stored.
12723         (*thumb2_movdi_vfp): Likewise.
12724         (*thumb2_movsf_vfp): Fix attribute to f_loads.
12725         (*thumb2_movsi_vfp): Likewise.
12726         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
12727         Use f_loads instead of f_load.
12728         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
12729
12730 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
12731
12732         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12733         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
12734         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12735         (xtensa_mode_dependent_address_p): New function.
12736         (constantpool_address_p): Make static. Change return type to bool.
12737         Change argument type to const_rtx. Use CONST_INT_P predicate.
12738
12739 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
12740
12741         PR debug/46583
12742         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
12743
12744 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12745
12746         PR debug/47283
12747         * cfgexpand.c (expand_debug_expr): Instead of generating
12748         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
12749         etc. handling.
12750
12751 2011-01-20  Richard Guenther  <rguenther@suse.de>
12752
12753         PR middle-end/47370
12754         * tree-inline.c (remap_gimple_op_r): Recurse manually for
12755         the pointer operand of MEM_REFs.
12756
12757 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12758
12759         PR tree-optimization/46130
12760         * ipa-split.c (consider_split): If return_bb contains non-virtual
12761         PHIs other than for retval or if split_function would not adjust it,
12762         refuse to split.
12763
12764 2011-01-20  Richard Guenther  <rguenther@suse.de>
12765
12766         PR tree-optimization/47167
12767         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12768         Revert previous change, only avoid enumeral type changes.
12769
12770 2011-01-19  Mike Stump  <mikestump@comcast.net>
12771
12772         * doc/tm.texi.in (BRANCH_COST): Englishify.
12773         * doc/tm.texi (BRANCH_COST): Likewise.
12774
12775 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
12776
12777         PR c++/47291
12778         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
12779         (gen_scheduled_generic_parms_dies): New functions.
12780         (gen_struct_or_union_type_die): Schedule template parameters DIEs
12781         generation for the end of CU compilation.
12782         (dwarf2out_finish): Generate template parameters DIEs here.
12783
12784 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12785
12786         PR debug/46240
12787         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
12788         debug bind stmt on merge edges.
12789
12790 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12791
12792         PR debug/47079
12793         PR debug/46724
12794         * function.c (instantiate_expr): Instantiate incoming rtl of
12795         implicit arguments, and recurse on VALUE_EXPRs.
12796         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
12797         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
12798
12799 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12800
12801         * c-parser.c (c_parser_for_statement): Initialize
12802         collection_expression.
12803
12804 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12805
12806         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
12807
12808 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12809
12810         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
12811         (LINK_SHLIB_SPEC): Don't use %(link_path).
12812         (SUBTARGET_EXTRA_SPECS): Remove link_path.
12813
12814 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12815
12816         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
12817         (NO_SHARED_LIB_SUPPORT): Remove.
12818         (LINK_SHLIB_SPEC): Remove one conditional definition.
12819
12820 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12821
12822         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
12823         %{call_shared}.
12824         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
12825         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
12826         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
12827         %{call_shared} and conditionals on these options not being passed.
12828         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
12829         %{call_shared}.
12830
12831 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
12832
12833         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
12834         simplify.
12835
12836         * ipa-split.c: Spelling fixes.
12837
12838 2011-01-19  Richard Henderson  <rth@redhat.com>
12839
12840         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
12841         (*mulsi3): Likewise.
12842
12843         * longlong.h [__mn10300__] (count_leading_zeros): New.
12844         [__mn10300__] (umul_ppmm, smul_ppmm): New.
12845         [__mn10300__] (add_ssaaaa, subddmmss): New.
12846         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
12847         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
12848
12849 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12850
12851         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
12852
12853 2011-01-19  Richard Henderson  <rth@redhat.com>
12854
12855         * config/mn10300/mn10300.md (addsi3_flags): New.
12856         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
12857         (subsi3_flags, subc_internal, subdi3): New.
12858         (subdi3_internal, *subdi3_degenerate): New.
12859         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
12860
12861         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
12862         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
12863         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
12864         * config/mn10300/mn10300-protos.h: Update.
12865         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
12866         (return_ret): Likewise.  Rename from return_internal_regs.
12867         (return_internal): Remove.
12868
12869         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
12870         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
12871         (mn10300_legitimate_constant_p): Likewise.
12872         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
12873         (mn10300_frame_size): New.
12874         (mn10300_expand_prologue): Use it.
12875         (mn10300_expand_epilogue): Likewise.
12876         (mn10300_initial_offset): Likewise.
12877         * config/mn10300/mn10300-protos.h: Update.
12878         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
12879         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
12880         (prologue, epilogue, return_internal): Tidy output code.
12881         (mn10300_store_multiple_operation, return): Likewise.
12882         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
12883         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
12884         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
12885         (load_pic, am33_load_pic): New.
12886         (mn10300_load_pic0, mn10300_load_pic1): New.
12887
12888         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
12889         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
12890         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
12891         (cc_flags_for_mode, cc_flags_for_code): New.
12892         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
12893         overflow flag is not valid.  Validate that the flags we need
12894         for the comparison are valid.
12895         (mn10300_output_cmp): Remove.
12896         (mn10300_output_add): New.
12897         (mn10300_select_cc_mode): Use cc_flags_for_code.
12898         (mn10300_split_cbranch): New.
12899         (mn10300_match_ccmode): New.
12900         (mn10300_split_and_operand_count): New.
12901         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
12902         to the function.
12903         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
12904         (addsi3): ... here.  Use mn10300_output_add.
12905         (*addsi3_flags): New.
12906         (*am33_subsi3, *mn10300_subsi3): Merge...
12907         (subsi3): ... here.  Use attribute isa.
12908         (*subsi3_flags): New.
12909         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
12910         when possible.
12911         (*am33_andsi3, *mn10300_andsi3): Merge...
12912         (andsi3): ... here.
12913         (*andsi3_flags): New.
12914         (andsi3 splitters): New.
12915         (*am33_iorsi3, *mn10300_iorsi3): Merge...
12916         (iorsi3): ... here.
12917         (*iorsi3_flags): New.
12918         (*am33_xorsi3, *mn10300_xorsi3): Merge...
12919         (xorsi3): ... here.
12920         (*xorsi3_flags): New.
12921         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
12922         (one_cmplsi2): ... here.
12923         (*one_cmplsi2_flags): New.
12924         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
12925         instead of "dax" in constraints.  Use mn10300_split_cbranch.
12926         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
12927         use matching constraints to eliminate a self-comparison.
12928         (*integer_conditional_branch): Rename from integer_conditional_branch.
12929         Use int_mode_flags to match CC_REG.
12930         (*cbranchsi4_btst, *btstsi): New.
12931         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
12932         mn10300_split_cbranch.
12933         (*am33_cmpsf): Rename from am33_cmpsf.
12934         (*float_conditional_branch): Rename from float_conditional_branch.
12935         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
12936         (zero_extendqisi2): ... here.
12937         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
12938         (zero_extendhisi2): ... here.
12939         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
12940         (extendqisi2): ... here.
12941         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
12942         (extendhisi2): ... here.
12943         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
12944         (ashlsi3): ... here.
12945         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
12946         (lshrsi3): ... here.
12947         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
12948         (ashrsi3): ... here.
12949         (consecutive add peephole): Remove.
12950         * config/mn10300/predicates.md (label_ref_operand): New.
12951         (int_mode_flags): New.
12952         (CCZN_comparison_operator): New.
12953
12954         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
12955         (throughput_42_latency_43): New reservation.
12956         (mulsidi3, umulsidi3): New expanders.
12957         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
12958         the MDR register to allocation; separately allocate the low and
12959         high parts of the DImode result.
12960         (umulsidi3_internal): Similarly.
12961         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
12962         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
12963         (udivsi3, umodsi3): Remove.
12964         (udivmodsi4, divmodsi4): New expanders.
12965         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
12966         (*divmodsi4): Simiarly.
12967         (ext_internal): New.
12968
12969         * config/mn10300/constraints.md ("z"): New constraint.
12970         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
12971         (FIXED_REGISTERS): Don't fix MDR.
12972         (CALL_USED_REGSITERS): Reformat nicely.
12973         (REG_ALLOC_ORDER): Add MDR.
12974         (enum regclass): Add MDR_REGS.
12975         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
12976         (IRA_COVER_CLASSES): Add MDR_REGS.
12977         (REGNO_REG_CLASS): Handle MDR_REG.
12978         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
12979         (mn10300_register_move_cost): Likewise.
12980         * config/mn10300/mn10300.md (MDR_REG): New.
12981         (*movsi_internal): Handle moves to/from MDR_REGS.
12982
12983         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
12984         POST_MODIFY.
12985         (mn10300_secondary_reload): Tidy combination reload classes.
12986         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
12987         addresses for AM33.  Allow symbolic offsets for reg+imm.
12988         (mn10300_regno_in_class_p): New.
12989         (mn10300_legitimize_reload_address): New.
12990         * config/mn10300/mn10300.h (enum reg_class): Remove
12991         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
12992         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
12993         SP_OR_GENERAL_REGS.
12994         (REG_CLASS_NAMES): Update to match.
12995         (REG_CLASS_CONTENTS): Likewise.
12996         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
12997         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
12998         (REGNO_IN_RANGE_P): Remove.
12999         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
13000         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
13001         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
13002         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
13003         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
13004         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
13005         (REGNO_GENERAL_P): New.
13006         (HAVE_POST_MODIFY_DISP): New.
13007         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
13008         (LEGITIMIZE_RELOAD_ADDRESS): New.
13009         * config/mn10300/mn10300-protos.h: Update.
13010
13011         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
13012         DATA_REGS for AM33 stack-pointer destination.
13013         (mn10300_preferred_output_reload_class): Likewise.
13014         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
13015         into a form appropriate for ...
13016         (TARGET_SECONDARY_RELOAD): New.
13017         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
13018         * config/mn10300/mn10300-protos.h: Update.
13019         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
13020         reload_insi; use the "A" constraint for the scratch; handle AM33
13021         moves of sp to non-address registers.
13022
13023         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
13024         (*movqi_internal): ... here.
13025         (*am33_movhi, *mn10300_movhi): Merge into...
13026         (*movhi_internal): ... here.
13027         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
13028         as the source/destination of moves from/to SP.
13029         (movsf): Only allow for AM33-2.
13030         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
13031         any integer constant constraint.  Only allow for AM33-2.  Tidy
13032         all of the alternative outputs.
13033         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
13034         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
13035         for MN103.
13036         (udivsi3, umodsi3): New patterns for MN103 only.
13037
13038 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
13039
13040         * doc/tm.texi.in: Spell out that a lack of register class unions
13041         can lead to ICEs.
13042         * doc/tm.texi: Regenerate.
13043
13044 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
13045
13046         PR rtl-optimization/47337
13047         * dce.c (check_argument_store): New function.
13048         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
13049
13050         PR tree-optimization/47290
13051         * tree-eh.c (infinite_empty_loop_p): New function.
13052         (cleanup_empty_eh): Use it.
13053
13054 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
13055
13056         PR target/46997
13057         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
13058         (a64_expand_widen_sum): Ditto.
13059         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
13060         (vec_extract_evenodd_help): Ditto.
13061         (vec_extract_evenv4hi): Ditto.
13062         (vec_extract_oddv4hi): Ditto.
13063         (vec_extract_evenv2si): Ditto.
13064         (vec_extract_oddv2si): Ditto.
13065         (vec_extract_evenv2sf): Ditto.
13066         (vec_extract_oddv2sf): Ditto.
13067         (vec_pack_trunc_v4hi: Ditto.
13068         (vec_pack_trunc_v2si): Ditto.
13069         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
13070         (vec_interleave_highv8qi): Ditto.
13071         (mix1_r): Ditto.
13072         (vec_extract_oddv8qi): Ditto.
13073         (vec_interleave_lowv4hi): Ditto.
13074         (vec_interleave_highv4hi): Ditto.
13075         (vec_interleave_lowv2si): Ditto.
13076         (vec_interleave_highv2si): Ditto.
13077
13078 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13079
13080         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
13081         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
13082         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
13083         (pa_c_mode_for_suffix): New.
13084         (TARGET_EXPAND_BUILTIN): Define.
13085         (TARGET_C_MODE_FOR_SUFFIX): Define.
13086         (pa_builtins): Define.
13087         (pa_init_builtins): Register __float128 type and init new support
13088         builtins.
13089         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
13090         * config/pa/quadlib.c (_U_Qfcopysign): New.
13091
13092 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
13093
13094         PR middle-end/46894
13095         * explow.c (allocate_dynamic_stack_space): Do not assume more than
13096         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
13097         are defined.
13098
13099 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13100
13101         PR tree-optimization/47179
13102         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
13103         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
13104
13105 2011-01-18  Richard Guenther  <rguenther@suse.de>
13106
13107         PR rtl-optimization/47216
13108         * emit-rtl.c: Include tree-flow.h.
13109         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
13110         of replicating it with different semantics.
13111         * Makefile.in (emit-rtl.o): Adjust.
13112
13113 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13114
13115         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
13116         (cortex_a9_dp): Handle neon types correctly.
13117
13118 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
13119
13120         PR rtl-optimization/47299
13121         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
13122         subtarget.  Use normal multiplication if both operands are constants.
13123         * expmed.c (expand_widening_mult): Don't try to optimize constant
13124         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
13125         before using it.
13126
13127 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13128
13129         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
13130         spacing after 'e.g.', typos, comma, hyphenation.
13131
13132 2011-01-17  Richard Henderson  <rth@redhat.com>
13133
13134         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
13135         (rx_restricted_mem_operand): New.
13136         (rx_shift_operand): Use register_operand.
13137         (rx_source_operand, rx_compare_operand): Likewise.
13138         * config/rx/rx.md (addsi3_flags): New expander.
13139         (adddi3): Rewrite as expander.
13140         (adc_internal, *adc_flags, adddi3_internal): New patterns.
13141         (subsi3_flags): New expander.
13142         (subdi3): Rewrite as expander.
13143         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
13144
13145         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
13146         (rx_init_builtins): Remove sat builtin.
13147         (rx_expand_builtin): Likewise.
13148         * config/rx/rx.md (ssaddsi3): New.
13149         (*sat): Rename from sat.  Represent the CC_REG input.
13150
13151         * config/rx/predicates.md (rshift_operator): New.
13152         * config/rx/rx.c (rx_expand_insv): Remove.
13153         * config/rx/rx-protos.h: Update.
13154         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
13155         operand to the canonical position.
13156         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
13157         (*bitclr, *bitclr_in_memory): Similarly.
13158         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
13159         (insv): Retain the zero_extract in the expansion.
13160
13161         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
13162         (bswaphi2, bitinvert, revw): Likewise.
13163
13164         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
13165         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
13166         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
13167         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
13168         (bitset, bitset_in_memory): Likewise.
13169         (bitinvert, bitinvert_in_memory): Likewise.
13170         (bitclr, bitclr_in_memory): Likewise.
13171         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
13172         (rx_strend, rx_cmpstrn): Likewise.
13173         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
13174         (bitop peep2 patterns): Remove.
13175
13176         * config/rx/rx.c (rx_match_ccmode): New.
13177         * config/rx/rx-protos.h: Update.
13178         * config/rx/rx.md (abssi2): Clobber, don't set flags.
13179         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
13180         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
13181         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
13182         (fix_truncsfsi2, floatsisf2): Likewise.
13183         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
13184         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
13185         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
13186         (*subsi3_flags, *xorsi3_flags): New.
13187
13188         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
13189
13190         * config/rx/rx.c (rx_print_operand): Remove workaround for
13191         unsplit comparison operations.
13192
13193         * config/rx/rx.md (movsicc): Split after reload.
13194         (*movsicc): Merge *movsieq and *movsine via match_operator.
13195         (*stcc): New pattern.
13196
13197         * config/rx/rx.c (rx_float_compare_mode): Remove.
13198         * config/rx/rx.h (rx_float_compare_mode): Remove.
13199         * config/rx/rx.md (cstoresi4): Split after reload.
13200         (*sccc): New pattern.
13201
13202         * config/rx/predicates.md (label_ref_operand): New.
13203         (rx_z_comparison_operator): New.
13204         (rx_zs_comparison_operator): New.
13205         (rx_fp_comparison_operator): New.
13206         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
13207         Validate that the flags are set properly for the comparison.
13208         (rx_gen_cond_branch_template): Remove.
13209         (rx_cc_modes_compatible): Remove.
13210         (mode_from_flags): New.
13211         (flags_from_code): Rename from flags_needed_for_conditional.
13212         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
13213         (rx_select_cc_mode): Likewise.
13214         (rx_split_fp_compare): New.
13215         (rx_split_cbranch): New.
13216         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
13217         (*cbranchsi4): Use match_operator and rx_split_cbranch.
13218         (*cbranchsf4): Similarly.
13219         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
13220         match_operator and rx_split_cbranch.
13221         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
13222         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
13223         (*cmpsi): Rename from cmpsi.
13224         (*tstsi): Rename from tstsi.
13225         (*cmpsf): Rename from cmpsf; use CC_Fmode.
13226         (*conditional_branch): Rename from conditional_branch.
13227         (*reveresed_conditional_branch): Remove.
13228         (b<code>): Remove expander.
13229         * config/rx/rx-protos.h: Update.
13230
13231         * config/rx/rx.c (rx_compare_redundant): Remove.
13232         * config/rx/rx.md (cmpsi): Don't use it.
13233         * config/rx/rx-protos.h: Update.
13234
13235         * config/rx/rx-modes.def (CC_F): New mode.
13236         * config/rx/rx.c (rx_select_cc_mode): New.
13237         * config/rx/rx.h (SELECT_CC_MODE): Use it.
13238         * config/rx/rx-protos.h: Update.
13239
13240 2011-01-17  Richard Henderson  <rth@redhat.com>
13241
13242         * except.c (dump_eh_tree): Fix stray ; after for statement.
13243
13244 2011-01-17  Richard Guenther  <rguenther@suse.de>
13245
13246         PR tree-optimization/47313
13247         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
13248         handling before copying the body.  Properly deal with
13249         by-reference result in SSA form.
13250
13251 2011-01-17  Ian Lance Taylor  <iant@google.com>
13252
13253         PR target/47219
13254         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
13255         (struct_value_alias_set): Don't define.
13256         (sparc_option_override): Don't set sparc_sr_alias_set and
13257         struct_value_alias_set.
13258         (save_or_restore_regs): Use gen_frame_mem rather than calling
13259         set_mem_alias_set.
13260         (sparc_struct_value_rtx): Likewise.
13261
13262 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
13263
13264         PR target/47318
13265         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
13266         (_mm_maskstore_pd): Likewise.
13267         (_mm_maskload_ps): Likewise.
13268         (_mm_maskstore_ps): Likewise.
13269         (_mm256_maskload_pd): Change mask to __m256i.
13270         (_mm256_maskstore_pd): Likewise.
13271         (_mm256_maskload_ps): Likewise.
13272         (_mm256_maskstore_ps): Likewise.
13273
13274         * config/i386/i386-builtin-types.def: Updated.
13275         (ix86_expand_special_args_builtin): Likewise.
13276
13277         * config/i386/i386.c (bdesc_special_args): Update
13278         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
13279         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
13280         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
13281         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
13282
13283         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
13284         Use <avxpermvecmode> on mask register.
13285         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
13286
13287 2011-01-17  Olivier Hainque  <hainque@adacore.com>
13288             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
13289             Eric Botcazou  <ebotcazou@adacore.com>
13290
13291         PR target/46655
13292         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
13293         if <= USHRT_MAX in 32-bit mode.
13294
13295 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13296
13297         * doc/install.texi (Configuration, Specific): Wrap long
13298         lines in examples.  Allow line wrapping in long options
13299         and URLs where beneficial for PDF output.
13300
13301 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
13302
13303         * config/mips/mips.c (mips_classify_symbol): Don't return
13304         SYMBOL_PC_RELATIVE for nonlocal labels.
13305
13306 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
13307
13308         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
13309
13310 2011-01-15  Jan Hubicka  <jh@suse.cz>
13311
13312         PR tree-optimization/47276
13313         * ipa.c (function_and_variable_visibility): Do not try to mark alias
13314         declarations as needed.
13315
13316 2011-01-15  Martin Jambor  <mjambor@suse.cz>
13317
13318         * common.opt (fdevirtualize): New flag.
13319         * doc/invoke.texi (Option Summary): Document it.
13320         * opts.c (default_options_table): Add devirtualize flag.
13321         * ipa-prop.c (detect_type_change): Return immediately if
13322         devirtualize flag is not set.
13323         (detect_type_change_ssa): Likewise.
13324         (compute_known_type_jump_func): Likewise.
13325         (ipa_analyze_virtual_call_uses): Likewise.
13326
13327 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13328
13329         PR tree-optimization/45934
13330         PR tree-optimization/46302
13331         * ipa-prop.c (type_change_info): New type.
13332         (stmt_may_be_vtbl_ptr_store): New function.
13333         (check_stmt_for_type_change): Likewise.
13334         (detect_type_change): Likewise.
13335         (detect_type_change_ssa): Likewise.
13336         (compute_complex_assign_jump_func): Check for dynamic type change.
13337         (compute_complex_ancestor_jump_func): Likewise.
13338         (compute_known_type_jump_func): Likewise.
13339         (compute_scalar_jump_functions): Likewise.
13340         (ipa_analyze_virtual_call_uses): Likewise.
13341         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
13342
13343 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13344
13345         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
13346         * config/i386/i386.opt (msse5): New Alias.
13347
13348 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13349
13350         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13351         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13352         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13353         * config/sparc/sparc.h (CC1_SPEC): Likewise.
13354
13355 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13356
13357         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
13358         -mcpu options.
13359         * config/sparc/linux64.h (CC1_SPEC): Likewise.
13360         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13361         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
13362         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
13363         Likewise.
13364         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
13365
13366 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13367
13368         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
13369
13370 2011-01-14  Mike Stump  <mikestump@comcast.net>
13371
13372         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
13373         * config/fr30/fr30.md: Likweise
13374         (movsi_push): Likewise.
13375         (movsi_pop): Likewise.
13376         (enter_func): Likewise.
13377         * config/moxie/moxie.md (movsi_push): Likewise.
13378         (movsi_pop): Likewise.
13379
13380 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13381
13382         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
13383         %{no_archive} %{exact_version}.
13384         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
13385         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
13386         %{no_archive} %{exact_version}.
13387         * config/mips/openbsd.h (LINK_SPEC): Likewise.
13388         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
13389         * config/mips/vxworks.h: Likewise.
13390
13391 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13392
13393         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
13394
13395 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13396
13397         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
13398         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
13399
13400 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13401
13402         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
13403         -nodefaultlib.
13404
13405 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13406
13407         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
13408         for mcpu not cpu.
13409         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
13410         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
13411         not cpu.
13412         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
13413         Don't handle -shlib.
13414
13415 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13416
13417         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
13418         (CC1_SPEC): Don't handle -profile.
13419
13420 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13421
13422         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
13423         * config/mips/mips.h (CC1_SPEC): Likewise.
13424
13425 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13426
13427         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
13428         * config/mips/mips.h (CC1_SPEC): Likewise.
13429
13430 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13431
13432         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
13433         * config/m32r/linux.h (LINK_SPEC): Likewise.
13434         * config/mips/linux.h (LINK_SPEC): Likewise.
13435         * config/mips/linux64.h (LINK_SPEC): Likewise.
13436         * config/sparc/linux.h (LINK_SPEC): Likewise.
13437         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
13438         LINK_SPEC): Likewise.
13439         * config/xtensa/linux.h (LINK_SPEC): Likewise.
13440
13441 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13442
13443         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
13444         %{version:-v}.
13445         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
13446
13447 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13448
13449         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
13450         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
13451
13452 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
13453
13454         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
13455
13456 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13457
13458         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
13459         supports -Bstatic/-Bdynamic.
13460         * configure: Regenerate.
13461
13462 2011-01-14  Jan Hubicka  <jh@suse.cz>
13463             Jack Howarth  <howarth@bromo.med.uc.edu>
13464
13465         PR target/46037
13466         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
13467         when checking debug_info_level. Test write_symbols instead of
13468         debug_hooks->var_location when setting flag_var_tracking_uninit.
13469
13470 2011-01-14  Richard Guenther  <rguenther@suse.de>
13471
13472         PR tree-optimization/47179
13473         * target.def (ref_may_alias_errno): New target hook.
13474         * targhooks.h (default_ref_may_alias_errno): Declare.
13475         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
13476         (default_ref_may_alias_errno): New function.
13477         * target.h (struct ao_ref_s): Declare.
13478         * tree-ssa-alias.c: Include target.h.
13479         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
13480         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
13481         (targhooks.o): Likewise.
13482         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
13483         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
13484
13485 2011-01-14  Richard Guenther  <rguenther@suse.de>
13486
13487         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
13488
13489 2011-01-14  Richard Guenther  <rguenther@suse.de>
13490
13491         PR tree-optimization/47280
13492         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
13493         return CFG changes.
13494         (tree_ssa_forward_propagate_single_use_vars): Deal with
13495         CFG changes from associate_plusminus.
13496
13497 2011-01-14  Richard Guenther  <rguenther@suse.de>
13498
13499         PR middle-end/47281
13500         Revert
13501         2011-01-11  Richard Guenther  <rguenther@suse.de>
13502
13503         PR tree-optimization/46076
13504         * tree-ssa.c (useless_type_conversion_p): Conversions from
13505         unprototyped to empty argument list function types are useless.
13506
13507 2011-01-14  Richard Guenther  <rguenther@suse.de>
13508
13509         PR tree-optimization/47286
13510         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13511
13512 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13513
13514         PR middle-end/46823
13515         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13516
13517 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13518
13519         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13520         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13521         * config/xtensa/xtensa.c (xtensa_libcall_value,
13522         xtensa_function_value_regno_p): New functions.
13523         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13524
13525 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13526
13527         PR c++/47213
13528         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13529         PE specific hook.
13530         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13531         New function prototype.
13532         * config/i386/winnt.c (i386_pe_assemble_visibility):
13533         Warn only if attribute was specified by user.
13534
13535 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13536
13537         PR target/47251
13538         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13539         floating point.
13540         (floatunsdidf2_fcfidu): Ditto.
13541
13542 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13543
13544         * config/s390/s390.c (print_operand_address): Replace 'error' with
13545         'output_operand_lossage'.
13546         (print_operand): Likewise.
13547
13548 2011-01-13  Jeff Law  <law@redhat.com>
13549
13550         PR rtl-optimization/39077
13551         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13552         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13553         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13554         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13555         * gcse.c (prune_insertions_deletions): New function.
13556         (compute_pre_data): Use it.
13557
13558 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13559
13560         PR debug/PR46973
13561         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13562         static function.
13563         (prune_unused_types_mark): Use it.
13564
13565 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13566
13567         PR rtl-optimization/45352
13568         * sel-sched.c: Update copyright years.
13569         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13570         in the advancing loop when we have issued issue_rate insns.
13571
13572 2011-01-12  Richard Henderson  <rth@redhat.com>
13573
13574         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13575         (TARGET_MD_ASM_CLOBBERS): New.
13576
13577         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13578         (TARGET_DELEGITIMIZE_ADDRESS): New.
13579
13580         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13581         (clzsi2, *bsch): New patterns.
13582
13583         * config/mn10300/mn10300.md (INT): New mode iterator.
13584         (*mov<INT>_clr): New pattern, and peep2 to generate it.
13585
13586         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
13587         flag_split_wide_types.
13588
13589         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
13590         (mn10300_trampoline_init): Rewrite without a template, an immediate
13591         load and a direct branch.
13592         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
13593
13594 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
13595
13596         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13597         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
13598         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
13599         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13600
13601 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
13602
13603         PR debug/47209
13604         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
13605         of type.
13606
13607 2011-01-12  Jan Hubicka  <jh@suse.cz>
13608
13609         PR driver/47244
13610         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
13611         (PLUGIN_COND_CLOSE): New macro.
13612         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
13613
13614 2011-01-12  Richard Guenther  <rguenther@suse.de>
13615
13616         PR lto/47259
13617         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
13618         register variables in a MEM_REF.
13619
13620 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
13621
13622         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
13623         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
13624         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
13625         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
13626         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
13627         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
13628         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
13629         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
13630         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
13631         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
13632         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
13633         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
13634         * config/gnu-user.h: New.  Copied from linux.h.
13635         (LINUX_TARGET_STARTFILE_SPEC): Rename to
13636         GNU_USER_TARGET_STARTFILE_SPEC.
13637         (LINUX_TARGET_ENDFILE_SPEC): Rename to
13638         GNU_USER_TARGET_ENDFILE_SPEC.
13639         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
13640         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
13641         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
13642         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
13643         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
13644         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
13645         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
13646         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
13647         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
13648         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
13649         * config/arm/linux-eabi.h (CC1_SPEC): Use
13650         GNU_USER_TARGET_CC1_SPEC.
13651         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
13652         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
13653         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
13654         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
13655         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
13656         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
13657         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
13658         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
13659
13660 2011-01-12  Richard Guenther  <rguenther@suse.de>
13661
13662         PR other/46946
13663         * doc/invoke.texi (ffast-math): Document it is turned on
13664         with -Ofast.
13665
13666 2011-01-12  Jan Hubicka  <jh@suse.cz>
13667
13668         PR tree-optimization/47233
13669         * opts.c (common_handle_option): Disable ipa-reference with profile
13670         feedback.
13671
13672 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13673
13674         * c-parser.c (c_parser_objc_at_property_declaration): Improved
13675         error message.
13676
13677 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13678
13679         * c-parser.c (c_lex_one_token): Updated and reindented some
13680         comments.  No changes in code.
13681
13682 2011-01-11  Ian Lance Taylor  <iant@google.com>
13683
13684         * godump.c (go_output_var): Don't output the variable if there is
13685         already a type with the same name.
13686
13687 2011-01-11  Ian Lance Taylor  <iant@google.com>
13688
13689         * godump.c (go_format_type): Don't generate float80.
13690
13691 2011-01-11  Richard Henderson  <rth@redhat.com>
13692
13693         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
13694         declaration.  Rewrite for both speed and size.
13695         (mn10300_address_cost_1): Remove.
13696         (mn10300_register_move_cost): New.
13697         (mn10300_memory_move_cost): New.
13698         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
13699         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
13700         extensions, shifts, BSWAP, CLZ.
13701         (mn10300_wide_const_load_uses_clr): Remove.
13702         (TARGET_REGISTER_MOVE_COST): New.
13703         (TARGET_MEMORY_MOVE_COST): New.
13704         * config/mn10300/mn10300-protos.h: Update.
13705         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
13706
13707         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
13708         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
13709         * config/mn10300/mn10300-protos.h: Update.
13710         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
13711         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
13712         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
13713         (*test_int_bitfield, *test_byte_bitfield): Remove.
13714         (*bit_test, *subreg_bit_test): Remove.
13715         * config/mn10300/predicates.md (const_8bit_operand): Remove.
13716
13717         * config/mn10300/constraints.md ("c"): Rename from "A".
13718         ("A", "D"): New constraint letters.
13719         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
13720         (fmssf4, fnmasf4, fnmssf4): Likewise.
13721
13722         * config/mn10300/mn10300.md (isa): New attribute.
13723         (enabled): New attribute.
13724
13725         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
13726         (abssf2, negsf2): Define only for hardware fp.
13727         (sqrtsf2): Reformat.
13728         (addsf3, subsf3, mulsf3): Merge expander and insn.
13729
13730         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
13731         (DEBUGGER_AUTO_OFFSET): Remove.
13732         (DEBUGGER_ARG_OFFSET): Remove.
13733
13734         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
13735         Emit register stores with the same offsets as the hardware.
13736         (mn10300_store_multiple_operation): Don't check that the register
13737         save offsets are monotonic.
13738         * config/mn10300/mn10300-protos.h: Update.
13739
13740         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
13741
13742         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
13743         in terms of the value on the stack, not the MDR register.
13744
13745 2011-01-11  Jan Hubicka  <jh@suse.cz>
13746
13747         PR lto/45721
13748         PR lto/45375
13749         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
13750         (symbol_alias_set_destroy, symbol_alias_set_contains,
13751         propagate_aliases_backward): Declare.
13752         * lto-streamer-out.c (struct sets): New sturcture.
13753         (trivally_defined_alias): New function.
13754         (output_alias_pair_p): Rewrite.
13755         (output_unreferenced_globals): Fix output of alias pairs.
13756         (produce_symtab): Likewise.
13757         * ipa.c (function_and_variable_visibility): Set weak alias destination
13758         as needed in lto.
13759         * varasm.c (symbol_alias_set_t): Remove.
13760         (symbol_alias_set_destroy): Export.
13761         (propagate_aliases_forward, propagate_aliases_backward): New functions
13762         based on ...
13763         (compute_visible_aliases): ... this one; remove.
13764         (trivially_visible_alias): New
13765         (trivially_defined_alias): New.
13766         (remove_unreachable_alias_pairs): Rewrite.
13767         (finish_aliases_1): Reorganize code checking if alias is defined.
13768         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
13769         in LTO mode.
13770
13771 2011-01-11  Richard Guenther  <rguenther@suse.de>
13772
13773         PR tree-optimization/46076
13774         * tree-ssa.c (useless_type_conversion_p): Conversions from
13775         unprototyped to empty argument list function types are useless.
13776
13777 2011-01-11  Richard Guenther  <rguenther@suse.de>
13778
13779         PR middle-end/45235
13780         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
13781         volatile MEMs as MEM_READONLY_P.
13782
13783 2011-01-11  Richard Guenther  <rguenther@suse.de>
13784
13785         PR tree-optimization/47239
13786         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
13787
13788 2011-01-11  Jeff Law  <law@redhat.com>
13789
13790         PR tree-optimization/47086
13791         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
13792         IVs from statements that might throw.
13793
13794 2011-01-10  Jan Hubicka  <jh@suse.cz>
13795
13796         PR lto/45375
13797         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
13798
13799 2011-01-10  Jan Hubicka  <jh@suse.cz>
13800
13801         PR lto/45375
13802         * profile.c (read_profile_edge_counts): Ignore profile inconistency
13803         when correcting profile.
13804
13805 2011-01-10  Jan Hubicka  <jh@suse.cz>
13806
13807         PR lto/46083
13808         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
13809         DECL_FINI_PRIORITY.
13810         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
13811         Restore DECL_FINI_PRIORITY.
13812
13813 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13814
13815         * doc/gimple.texi: Fix quoting of multi-word return values in
13816         @deftypefn statements.  Ensure presence of return value.  Wrap
13817         overlong @deftypefn lines.
13818         (is_gimple_operand, is_gimple_min_invariant_address): Remove
13819         descriptions of removed functions.
13820         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
13821         of multi-word return value in @deftypefn statement.
13822
13823 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13824
13825         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
13826         (Conditional Expressions, Logical Operators)
13827         (Statement and operand traversals): Do not indent smallexample
13828         code.  Fix duplicate function argument in example.
13829
13830 2011-01-10  Jeff Law  <law@redhat.com>
13831
13832         PR tree-optimization/47141
13833         * ipa-split.c (split_function): Handle case where we are
13834         returning a value and the return block has a virtual operand phi.
13835
13836 2011-01-10  Jan Hubicka  <jh@suse.cz>
13837
13838         PR tree-optimization/47234
13839         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
13840         (pass_feedback_split_functions): Declare.
13841         * passes.c (init_optimization_passes): Add ipa-split as subpass of
13842         tree-profile.
13843         * ipa-split.c (gate_split_functions): Update comments; disable
13844         split-functions for profile_arc_flag and branch_probabilities.
13845         (gate_feedback_split_functions): New function.
13846         (execute_feedback_split_functions): New function.
13847         (pass_feedback_split_functions): New global var.
13848
13849 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
13850
13851         PR lto/46760
13852         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
13853         calling gimple_call_set_cannot_inline.
13854
13855 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
13856
13857         * config/darwin-sections.def: Remove unused section.
13858
13859 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
13860
13861         PR c++/47218
13862         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
13863
13864 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
13865
13866         PR objc/47232
13867         * c-parser.c (c_parser_declaration_or_fndef): Improved
13868         error message.
13869
13870 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
13871
13872         * config/i386/winnt.c (i386_pe_start_function): Make sure
13873         to switch back to function's section.
13874
13875 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
13876
13877         PR gcc/46902
13878         PR testsuite/46912
13879         * plugin.c: Move include of dlfcn.h from here...
13880         * system.h: ... to here.
13881
13882 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13883
13884         * doc/cpp.texi (C++ Named Operators): Fix markup for header
13885         file name.
13886         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
13887         two extra empty pages in PDF output.
13888
13889 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
13890
13891         PR objc/47078
13892         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
13893         for error recovery purposes behave as if it was not specified so
13894         that the default type is usd.
13895
13896 2011-01-07  Jan Hubicka  <jh@suse.cz>
13897
13898         PR tree-optmization/46469
13899         * ipa.c (function_and_variable_visibility): Clear needed flags on
13900         nodes with external decls; handle weakrefs merging correctly.
13901
13902 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
13903
13904         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
13905         not false.
13906
13907 2011-01-07  Jan Hubicka  <jh@suse.cz>
13908
13909         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
13910         and no longer claim that gold is required for linker plugin.
13911         * configure: Regenerate.
13912         * gcc.c (PLUGIN_COND): New macro.
13913         (LINK_COMMAND_SPEC): Use it.
13914         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
13915         * config.in (HAVE_LTO_PLUGIN): New.
13916         * configure.ac (--with-lto-plugin): New parameter; autodetect
13917         HAVE_LTO_PLUGIN.
13918
13919 2011-01-07  Jan Hubicka  <jh@suse.cz>
13920
13921         PR tree-optimization/46367
13922         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
13923         when we can update original.
13924         (cgraph_mark_inline_edge): Sanity check.
13925         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
13926
13927 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13928
13929         * config/spu/spu.h (ASM_COMMENT_START): Define.
13930
13931 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
13932
13933         PR driver/42445
13934         * gcc.c (%>S): New.
13935         (SWITCH_KEEP_FOR_GCC): Likewise.
13936         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
13937         (do_spec_1): Handle "%>".
13938
13939         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
13940
13941 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
13942
13943         PR target/47201
13944         * config/i386/i386.c (ix86_delegitimize_address): If
13945         simplify_gen_subreg fails, return orig_x.
13946
13947         PR bootstrap/47187
13948         * value-prof.c (gimple_stringop_fixed_value): Handle
13949         lhs of the call properly.
13950
13951 2011-01-07  Jan Hubicka  <jh@suse.cz>
13952
13953         PR lto/45375
13954         * lto-opt.c (lto_reissue_options): Set flag_shlib.
13955
13956 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
13957
13958         * target.def (function_switched_text_sections): New hook.
13959         * doc/tm.texi: Regenerated.
13960         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
13961         * final.c (default_function_switched_text_sections): New.
13962         (final_scan_insn): Call function_switched_text_sections when a
13963         mid-function section change occurs.
13964         * output.h (default_function_switched_text_sections): Declare.
13965         * config/darwin-protos.h (darwin_function_switched_text_sections):
13966         Likewise.
13967         * config/darwin.c (darwin_function_switched_text_sections): New.
13968         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
13969
13970 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
13971
13972         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
13973         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
13974         the secondary code fragment when outputting for DWARF == 2.
13975
13976 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
13977
13978         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13979         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
13980         Remove.
13981         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
13982         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13983
13984 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
13985
13986         PR debug/46704
13987         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
13988         when it is not empty.
13989
13990 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
13991
13992         Bobcat Enablement
13993         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
13994         (case ${target}): Add btver1.
13995         * config/i386/driver-i386.c (host_detect_local_cpu): Let
13996         -march=native recognize btver1 processors.
13997         * config/i386/i386-c.c (ix86_target_macros_internal): Add
13998         btver1 def_and_undef
13999         * config/i386/i386.c (struct processor_costs btver1_cost): New
14000         btver1 cost table.
14001         (m_BTVER1): New definition.
14002         (m_AMD_MULTIPLE): Includes m_BTVER1.
14003         (initial_ix86_tune_features): Add btver1 tune.
14004         (processor_target_table): Add btver1 entry.
14005         (static const char *const cpu_names): Add btver1 entry.
14006         (software_prefetching_beneficial_p): Add btver1.
14007         (ix86_option_override_internal): Add btver1 instruction sets.
14008         (ix86_issue_rate): Add btver1.
14009         (ix86_adjust_cost): Add btver1.
14010         * config/i386/i386.h (TARGET_BTVER1): New definition.
14011         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
14012         (enum processor_type): Add PROCESSOR_BTVER1.
14013         * config/i386/i386.md (define_attr "cpu"): Add btver1.
14014
14015 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14016
14017         PR target/43309
14018         * config/i386/i386.c (legitimize_tls_address)
14019         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
14020         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
14021         (tls_initial_exec_64_sun): New pattern.
14022
14023 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
14024
14025         * doc/invoke.texi (Overall Options): Improve wording and markup
14026         of the description of -wrapper.
14027
14028 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14029
14030         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
14031         rdynamic, threads): New Driver options.
14032
14033 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14034
14035         PR target/38118
14036         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
14037         if coming from .tdata.
14038         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
14039
14040 2011-01-06  Jan Hubicka  <jh@suse.cz>
14041
14042         PR lto/47188
14043         * collect2.c (main): Do not enable LTOmode when plugin is active.
14044
14045 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14046
14047         PR other/45915
14048         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
14049         --version output if supported.
14050         * configure: Regenerate.
14051
14052 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
14053
14054         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
14055         Driver options.
14056
14057 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
14058
14059         PR c/47150
14060         * c-convert.c (convert): When converting a complex expression
14061         other than COMPLEX_EXPR to a different complex type, ensure
14062         c_save_expr is called instead of save_expr, unless in_late_binary_op.
14063         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
14064         when converting COMPLEX_TYPE.
14065
14066 2011-01-06  Ira Rosen  <irar@il.ibm.com>
14067
14068         PR tree-optimization/47139
14069         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
14070         only the last reduction value is used outside the loop.  Update
14071         documentation.
14072
14073 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
14074
14075         * config/rtems.opt: New.
14076         * config.gcc (*-*-rtems*): Use rtems.opt.
14077
14078 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
14079
14080         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
14081         processors do not support 3DNow instructions.
14082
14083 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14084
14085         * config/spu/spu.c (spu_option_override): Set parameter
14086         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
14087
14088 2011-01-05  Jan Hubicka  <jh@suse.cz>
14089
14090         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
14091         at the command line.
14092
14093 2011-01-05  Martin Jambor  <mjambor@suse.cz>
14094
14095         PR lto/47162
14096         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
14097         deltas on streamed outgoing edges.
14098         (output_node_opt_summary): Output info for outgoing edges only when
14099         the node is in new parameter set.
14100         (output_cgraph_opt_summary): New parameter set, passed to the two
14101         aforementioned functions.  Update its forward declaration and its
14102         callee too.
14103
14104 2011-01-05  Tom Tromey  <tromey@redhat.com>
14105
14106         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
14107         operator to c_finish_omp_atomic.
14108         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
14109         (build_unary_op): Update.
14110         (build_modify_expr): Update.
14111         (build_asm_expr): Update.
14112
14113 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14114
14115         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
14116         newly inserted insns.
14117         (pad_bb): Likewise.
14118         (spu_emit_branch_hint): Likewise.
14119         (insert_hbrp_for_ilb_runout): Likewise.
14120         (spu_machine_dependent_reorg): Call df_finish_pass after
14121         schedule_insns returns.
14122
14123 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14124
14125         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
14126
14127 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14128
14129         PR tree-optimization/47005
14130         * tree-sra.c (struct access): Add 'non_addressable' bit.
14131         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
14132         (decide_one_param_reduction): Return 0 if the parameter is passed by
14133         reference and one of the accesses in the group is non_addressable.
14134
14135 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14136
14137         PR tree-optimization/47056
14138         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
14139         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
14140         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
14141
14142 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
14143
14144         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
14145         initializer.  Skip view conversions from aggregate types.
14146
14147 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
14148
14149         PR bootstrap/47055
14150         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
14151
14152 2011-01-04  Philipp Thomas  <pth@suse.de>
14153
14154         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
14155         obvious typo.
14156
14157 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14158
14159         * function.c (thread_prologue_and_epilogue_insns): Do not crash
14160         on empty epilogue sequences.
14161
14162 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
14163
14164         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
14165         non-static): New Driver options.
14166
14167 2011-01-04  Jie Zhang  <jie@codesourcery.com>
14168
14169         PR driver/47137
14170         * gcc.c (default_compilers[]): Set combinable field to 0
14171         for all assembly languages.
14172
14173 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
14174
14175         * config/mips/loongson3a.md: New file.
14176         * config/mips/mips.md: Include loongson3a.md.
14177         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
14178         TUNE_LOONGSON_3A.
14179
14180 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14181
14182         PR middle-end/47017
14183         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
14184         instead of convert_memory_address_addr_space on the base expression.
14185
14186 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14187
14188         * config/spu/spu.c (spu_option_override): Update error text
14189         for bad -march= / -mtune= values.
14190
14191 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14192
14193         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
14194         if branch-hint optimization will be performed.
14195
14196 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14197
14198         PR tree-optimization/47148
14199         * ipa-split.c (split_function): Convert arguments to
14200         DECL_ARG_TYPE if possible.
14201
14202         PR tree-optimization/47155
14203         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
14204         when computing uns.
14205
14206         PR rtl-optimization/47157
14207         * combine.c (try_combine): If undobuf.other_insn becomes
14208         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
14209         and set *new_direct_jump_p too.
14210
14211 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
14212
14213         PR tree-optimization/47021
14214         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
14215
14216 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
14217
14218         * gcc.c (process_command): Update copyright notice dates.
14219         * gcov.c (print_version): Likewise.
14220         * gcov-dump.c (print_version): Likewise.
14221         * mips-tfile.c (main): Likewise.
14222         * mips-tdump.c (main): Likewise.
14223
14224 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14225
14226         PR tree-optimization/46801
14227         * tree-sra.c (type_internals_preclude_sra_p): Check whether
14228         aggregate fields start at byte boundary instead of the bit-field flag.
14229
14230 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
14231
14232         PR driver/47137
14233         * gcc.c (main): Revert revision 168407.
14234
14235 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14236
14237         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
14238
14239 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14240
14241         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
14242         vector optab to expand vector/scalar shift, update gimple to vector.
14243
14244 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14245
14246         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
14247         a thunk.
14248
14249 2011-01-03  Martin Jambor  <mjambor@suse.cz>
14250
14251         PR tree-optimization/46984
14252         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
14253         HOST_WIDE_INT.
14254         (cgraph_create_indirect_edge): Fixed line length.
14255         (cgraph_indirect_call_info): Declare.
14256         (cgraph_make_edge_direct) Update declaration.
14257         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
14258         (cgraph_create_indirect_edge): Use it.
14259         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
14260         callees.
14261         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
14262         the new thunk_delta representation.
14263         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
14264         HOST_WIDE_INT.
14265         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
14266         (ipa_read_indirect_edge_info): Likewise.
14267         * lto-cgraph.c (output_edge_opt_summary): New function.
14268         (output_node_opt_summary): Call it on all outgoing edges.
14269         (input_edge_opt_summary): New function.
14270         (input_node_opt_summary): Call it on all outgoing edges.
14271
14272 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
14273
14274         PR driver/47137
14275         * gcc.c (main): Don't check have_o when settting combine_inputs.
14276
14277 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
14278
14279         * regrename.c: Add general comment describing the pass.
14280         (struct du_head): Remove 'length' field.
14281         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
14282         (regrename_optimize): Do not sort chains.  Rework comments, add others.
14283         Force renaming to the preferred class (if any) in the first pass and do
14284         not consider registers that belong to it in the second pass.
14285         (create_new_chain): Do not set 'length' field.
14286         (scan_rtx_reg): Likewise.
14287
14288 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
14289
14290         PR tree-optimization/47140
14291         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
14292         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
14293         to bit_value_binop.
14294
14295         PR rtl-optimization/47028
14296         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
14297         parm_birth_insn instead of at the beginning of first bb.
14298
14299 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
14300
14301         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
14302         Remove the word "see" before "@pxref".
14303         * doc/rtl.texi: Remove the word "see" before "@pxref".
14304
14305 2011-01-01  Jan Hubicka  <jh@suse.cz>
14306
14307         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
14308         memory.
14309
14310 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
14311
14312         PR target/38662
14313         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
14314
14315 \f
14316 Copyright (C) 2011 Free Software Foundation, Inc.
14317
14318 Copying and distribution of this file, with or without modification,
14319 are permitted in any medium without royalty provided the copyright
14320 notice and this notice are preserved.