gcc/ChangeLog

   1 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         * config/i386/i386.md (*movoi_internal_avx): Use
   4         standard_sse_constant_opcode for alternative 0.
   5         (*movti_internal_sse): Ditto.
   6         (*movti_internal_rex64): Use standard_sse_constant_opcode for
   7         alternative 2.
   8         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
   9         sselog1 type moves.
  10         (*movsi_internal): Ditto.
  11         (*movdi_internal): Ditto.  Add ssecvt type moves.
  12
  13 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
  14
  15         PR target/48830
  16         * rtlanal.c (simplify_subreg_regno): Adjust comment.
  17
  18 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
  19
  20         PR rtl-optimization/49095
  21         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
  22         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
  23
  24 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
  25
  26         PR target/43995
  27         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
  28         recurse_p argument.  Only follow register copies if it is set,
  29         and prevent mips_find_pic_call_symbol from recursing.
  30         (mips_find_pic_call_symbol): Add a recurse_p argument.
  31         Pass it to mips_pic_call_symbol_from_set.
  32         (mips_annotate_pic_calls): Update accordingly.
  33
  34 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
  35
  36         * emit-rtl.c (try_split): Use a loop to search for
  37         NOTE_INSN_CALL_ARG_LOCATIONs.
  38
  39 2011-05-29  Richard Guenther  <rguenther@suse.de>
  40
  41         PR tree-optimization/49217
  42         * ipa-pure-const.c (propagate_pure_const): Fix typos.
  43
  44 2011-05-28  Jan Hubicka  <jh@suse.cz>
  45
  46         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
  47         length.
  48         (string_slot_free): Remove
  49         (create_output_block): Initialize obstack.
  50         (destroy_output_block): Free obstack.
  51         (lto_string_index): Add PERSISTENT parameter; do not duplicate
  52         the string unless it needs to be added into the hash.
  53         (lto_output_string_with_length): Add persistent attribute;
  54         handle NULL strings.
  55         (lto_output_string): Add PERSISTENT parameter.
  56         (output_string_cst, output_identifier): Simplify.
  57         (lto_output_location_bitpack): Update.
  58         (lto_output_builtin_tree): Update.
  59         * lto-streamer.h (struct output_block): Add obstack.
  60         (lto_output_string, lto_output_string_with_length): Remove
  61         declarations; functions are static now.
  62
  63 2011-05-28  Jan Hubicka  <jh@suse.cz>
  64
  65         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
  66         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
  67         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
  68         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
  69         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
  70         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
  71         unpack_ts_decl_with_vis_value_fields,
  72         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
  73         lto_get_builtin_tree): Use enum and variable length i/o.
  74         * basic-block.h (profile_status_d): Add PROFILE_LAST.
  75         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
  76         New functions.
  77         (bp_pack_enum, bp_unpack_enum): New macros.
  78
  79 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
  80
  81         * genrecog.c: Remove redundant forward declarations.
  82
  83 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
  84
  85         * config.gcc: Deprecate mips*-*-openbsd*.
  86
  87 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
  88
  89         PR bootstrap/49195
  90         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
  91         for match_op_dup.
  92
  93 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
  94
  95         PR middle-end/48981
  96         * gengtype.c (vec_prefix_type): New function.
  97         (note_def_vec): Use vec_prefix_type and change the length
  98         attribute to be based on the prefix.
  99         * vec.c: Include coretypes.h before vec.h.
 100         (struct vec_prefix): Remove.
 101         (vec_gc_p_reserve): Change the offsetof to sizeof.
 102         (vec_gc_p_reserve_exact): Likewise.
 103         (vec_heap_p_reserve): Likewise.
 104         (vec_heap_p_reserve_exact): Likewise.
 105         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
 106         (vec_stack_p_reserve): Change the offsetof to sizeof.
 107         (vec_stack_p_reserve_exact): Likewise.
 108         * vec.h (struct vec_prefix): New struct definition.
 109         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
 110         (VEC_T_GTY(T,B)): Likewise.
 111         (DEF_VEC_FUNC_P(T)): Use prefix field.
 112         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
 113         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
 114
 115 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 116
 117         PR tree-optimization/46728
 118         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
 119         (powi_as_mults): Add gimple_set_location.
 120         (build_and_insert_call): New.
 121         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
 122         0.5, 0.25, 0.75, 1./3., or 1./6.
 123
 124 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
 125
 126         * doc/contrib.texi: Update copyright years.
 127         (Contributors): Add Zdenek Sojka.
 128
 129 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
 130
 131         * c-decl.c (c_push_function_context): Copy the current statement
 132         list stack.
 133         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
 134         (finish_struct): Call building_stmt_list_p instead of checking
 135         cur_stmt_list.
 136         * c-parser.c (c_parser_postfix_expression): Likewise.
 137         * c-typeck.c (c_end_compound_stmt): Likewise.
 138         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
 139         * tree-iterator.c (stmt_list_cache): Change to a VEC.
 140         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
 141         (free_stmt_list): Likewise.
 142         * tree.h (struct tree_statement_list): Include typed_tree instead
 143         of tree_common.
 144         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
 145         as TS_TYPED instead of TS_COMMON.
 146
 147 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 148             Uros Bizjak <ubizjak@gmail.com>
 149
 150         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
 151         (HAVE_AS_IX86_TLSGDPTL): Define.
 152         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
 153         (HAVE_AS_IX86_TLSLDMPLT): Define.
 154         * configure: Regenerate.
 155         * config.in: Regenerate.
 156         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
 157         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
 158         TARGET_SUN_TLS, use @tlsgdplt or @plt.
 159         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
 160         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
 161         @tlsldmplt or @plt.
 162         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
 163
 164 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 165
 166         * sched-int.h (struct _haifa_deps_insn_data): New members cond
 167         and reverse_cond.
 168         (INSN_COND, INSN_REVERSE_COND): New macros.
 169         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
 170         once.
 171         (sched_get_condition_with_rev): Cache the results, and look them up
 172         if possible.
 173         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
 174         are clobbered by the current insn.
 175         * target.def (exposed_pipline): New sched data hook.
 176         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
 177         * doc/tm.texi: Regenerate.
 178
 179 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 180
 181         PR tree-optimization/49170
 182         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
 183         sincos or cexp.
 184
 185 2011-05-27  Richard Guenther  <rguenther@suse.de>
 186
 187         PR middle-end/49189
 188         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
 189         of comparisons.
 190
 191 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 192
 193         * haifa-sched.c (sched_scan_info): Remove.
 194         (schedule_block): Call sched_extend_luids rather than sched_init_luids
 195         with NULL args.
 196         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
 197         Remove functions.
 198         (sched_scan): Remove.
 199         (sched_extend_luids): Renamed from luids_extend_insn and no longer
 200         static.  All callers changed.
 201         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
 202         static.  All callers changed.
 203         (sched_init_luids): Remove all arguments except the first.  All
 204         callers changed.  Don't use sched_scan.
 205         (haifa_init_h_i_d): Likewise.
 206         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
 207         manually rather than using sched_init_luids.  Likewise with
 208         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
 209         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
 210         rather than sched_init_luids with NULL args.
 211         * sel-sched-ir.c (new_insns): Remove variable.
 212         (sched_scan): New static function, previously in haifa-sched.c.  Remove
 213         all arguments but the first two; all callers changed.
 214         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
 215         rather than sched_init_luids.
 216         (sel_init_bbs): Remove second argument.  All callers changed.
 217         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
 218         with NULL arguments.
 219         (create_insn_rtx_from_pattern): Likewise.
 220         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
 221         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
 222         (sched_init_insn_luid, sched_extend_luids): Declare.
 223         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
 224         declarations.
 225
 226 2011-05-27  Richard Guenther  <rguenther@suse.de>
 227
 228         PR middle-end/49177
 229         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
 230         A CMP B ? (T) true : (T) false for non-integral types T again.
 231
 232 2011-05-27  Jan Hubicka  <jh@suse.cz>
 233
 234         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
 235         so 0 means NULL string.
 236         (lto_output_string_with_length): ... here.
 237         (lto_output_string, output_string_cst, output_identifier): Update
 238         handling of NULL strings.
 239         (lto_output_location_bitpack): New function.
 240         (lto_output_location): Use it.
 241         (lto_output_tree_ref): Use output_record_start.
 242         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
 243         len values.
 244         * lto-streamer-in.c (string_for_index): Break out from ...; offset
 245         values by 1.
 246         (input_string_internal): ... here;
 247         (input_string_cst, input_identifier, lto_input_string): Update handling
 248         of NULL strings.
 249         (lto_input_location_bitpack): New function
 250         (lto_input_location): Use it.
 251         (unpack_ts_type_common_value_fields): Pack align & alias in var len
 252         values.
 253         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
 254         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
 255         (bp_pack_value): Sanity check the value range.
 256         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
 257         New functions.
 258         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
 259         New functions.
 260
 261 2011-05-27  Hariharan Sandanagobalane <hariharan@picochip.com>
 262
 263         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
 264         call_arg_location instructions down the floor.
 265
 266 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
 267
 268         PR rtl-optimization/49154
 269         * ira.c (setup_pressure_classes): Process class without sublcasses
 270         as a candidate for pressure classes.
 271
 272 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
 273
 274         PR rtl-optimization/48575
 275         * genrecog.c (position_type): New enum.
 276         (position): New structure.
 277         (decision): Use position structure instead of a string.
 278         (root_pos, peep2_insn_pos_list): New variables.
 279         (next_position, compare_positions): New functions.
 280         (new_decision): Use position structures instead of strings.
 281         (maybe_both_true): Likewise.
 282         (change_state): Likewise.
 283         (write_tree): Likewise.
 284         (make_insn_sequence): Likewise.
 285
 286 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 287
 288         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
 289         TS_BASE instead of TS_COMMON.
 290         (find_decls_types_r): Check for TS_TYPED structure before looking at
 291         TREE_TYPE.
 292         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
 293         Add chain field.
 294         (BLOCK_CHAIN): Use new chain field.
 295
 296 2011-05-26  Pat Haugen <pthaugen@us.ibm.com>
 297
 298         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
 299         moves expensive on Power7 also.
 300
 301 2011-05-26  Richard Guenther  <rguenther@suse.de>
 302
 303         * fold-const.c (fold_unary_loc): Remove bogus code.
 304
 305 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 306
 307         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 308         tree_common.
 309         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 310         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 311         TS_BASE instead of TS_COMMON.
 312         * varasm.c (assemble_name): Remove assert.
 313
 314 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 315
 316         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
 317         substituted first.
 318         * libgcc-std.ver: Delete file.
 319
 320 2011-05-26  Richard Guenther  <rguenther@suse.de>
 321
 322         PR tree-optimization/48702
 323         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
 324         only when we know the base address is within bounds.
 325         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
 326         assume the base address of TARGET_MEM_REFs is in bounds.
 327
 328 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 329
 330         PR target/49099
 331         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
 332         declaration in TARGET_SOLARIS.
 333
 334 2011-05-26  Hariharan Sandanagobalane <hariharan@picochip.com>
 335
 336         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
 337         The instruction is then expanded explicitly.
 338         (supported_compare): Callable instruction.
 339         (compare): Likewise.
 340
 341 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 342
 343         PR c++/49165
 344         * gimplify.c (shortcut_cond_r): Don't special case
 345         COND_EXPRs if they have void type on one of their arms.
 346
 347 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 348
 349         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
 350         to reduce duplication, and to achieve a slightly more logical order
 351         of operations.
 352
 353 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 354
 355         PR tree-optimization/49161
 356         * tree-vrp.c (struct case_info): New type.
 357         (compare_case_labels): Sort case_info structs instead of
 358         trees, and not primarily by CASE_LABEL uids but by
 359         label_for_block indexes.
 360         (find_switch_asserts): Put case labels into struct case_info
 361         array instead of TREE_VEC, adjust sorting, compare label_for_block
 362         values instead of CASE_LABELs.
 363
 364 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 365
 366         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
 367         ("orndi3_neon"): Likewise.
 368         ("bic<mode>3_neon"): Likewise.
 369
 370 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
 371
 372         PR tree-optimization/49038
 373         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
 374         Ensure at least one epilogue iteration if required by data
 375         accesses with gaps.
 376         * tree-vectorizer.h (struct _loop_vec_info): Add new field
 377         to mark loops that require peeling for gaps.
 378         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
 379         (vect_get_known_peeling_cost): Take peeling for gaps into
 380         account.
 381         (vect_transform_loop): Generate epilogue if required by data
 382         access with gaps.
 383         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
 384         loop as requiring an epilogue if there are gaps in the end of
 385         the strided group.
 386
 387 2011-05-25  Ian Lance Taylor  <iant@google.com>
 388
 389         * godump.c (go_format_type): Output the first field with a usable
 390         Go type, if any.
 391
 392 2011-05-25  Ian Lance Taylor  <iant@google.com>
 393
 394         * godump.c (go_format_type): Check for invalid type names, pointer
 395         target types, and struct field types.
 396
 397 2011-05-25  Jason Merrill  <jason@redhat.com>
 398
 399         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
 400
 401 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
 402
 403         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
 404
 405 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 406
 407         * config/i386/i386.md (*movqi_extv_1)): Put back
 408         "register_operand" check in "type" calculation.
 409         (*movqi_extzv_2): Likewise.
 410
 411 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 412
 413         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
 414
 415 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
 416
 417         PR bootstrap/49160
 418         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
 419         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
 420         __divxc3, __divtc3): Wrap definitions in #ifndef.
 421
 422 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 423
 424         PR target/49142
 425         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
 426         "register_operand" check and replace q_regs_operand with
 427         QIreg_operand in "type" calculation.
 428         (*movqi_extv_1): Likewise.
 429         (*movqi_extzv_2_rex64): Likewise.
 430         (*movqi_extzv_2): Likewise.
 431
 432         * config/i386/predicates.md (QIreg_operand): New.
 433
 434 2011-05-25  Richard Guenther  <rguenther@suse.de>
 435
 436         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
 437         type-based offset disambiguation, streamline MEM_REF and
 438         TARGET_MEM_REF handling.
 439
 440 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 441
 442         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
 443         (bdesc_special_args): Add pause intrinsic.
 444
 445         * config/i386/i386.md (UNSPEC_PAUSE): New.
 446         (pause): Likewise.
 447         (*pause): Likewise.
 448         * config/i386/ia32intrin.h (__pause): Likewise.
 449
 450         * doc/extend.texi (X86 Built-in Functions): Add documentation for
 451         pause intrinsic.
 452
 453 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 454
 455         PR tree-optimization/46728
 456         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
 457         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
 458
 459 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
 460
 461         * tree.h (struct tree_exp): Inherit from struct tree_typed.
 462         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
 463         instead of TS_COMMON.
 464
 465 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
 466
 467         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
 468         LIBGCC2_GNU_PREFIX is defined.
 469         (__N): New macro.
 470         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
 471         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
 472         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
 473         __clz_tab): Define using __N.
 474         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
 475         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
 476         * target.def (libfunc_gnu_prefix): New hook.
 477         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
 478         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
 479         * doc/tm.texi: Regenerate.
 480         * system.h (LIBGCC2_GNU_PREFIX): Poison.
 481         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
 482         account.
 483         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
 484         (init_optabs): Likewise for the bswap libfuncs.
 485         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
 486         and divide.
 487         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
 488         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
 489         * libgcc-std.ver: Remove.
 490         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
 491         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
 492         libgcc-std.ver.
 493         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 494         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
 495         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
 496         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
 497         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
 498         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 499         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 500         * config/fixed-bit.h (FIXED_OP): Define differently depending on
 501         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
 502         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
 503
 504 2011-05-25  Jan Hubicka  <jh@suse.cz>
 505
 506         * lto-streamer-out.c (output_record_start): Use lto_output_enum
 507         (lto_output_tree): Use output_record_start.
 508         * lto-streamer-in.c (input_record_start): Use lto_input_enum
 509         (lto_get_pickled_tree): Use input_record_start.
 510         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
 511         (lto_value_range_error): New function.
 512         * lto-streamer.h (lto_value_range_error): Declare.
 513         (lto_output_int_in_range, lto_input_int_in_range): New functions.
 514         (lto_output_enum, lto_input_enum): New macros.
 515
 516 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
 517
 518         * common.opt (flag_stack_usage_info): New variable.
 519         (-Wstack-usage): New option.
 520         * doc/invoke.texi (Warning options): Document -Wstack-usage.
 521         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
 522         <OPT_fstack_usage>: Likewise.
 523         * toplev.c (output_stack_usage): Handle -Wstack-usage.
 524         * calls.c (expand_call): Test flag_stack_usage_info variable instead
 525         of flag_stack_usage.
 526         (emit_library_call_value_1): Likewise.
 527         * explow.c (allocate_dynamic_stack_space): Likewise.
 528         * function.c (instantiate_virtual_regs ): Likewise.
 529         (prepare_function_start): Likewise.
 530         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
 531         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
 532         * config/arm/arm.c (arm_expand_prologue): Likewise.
 533         (thumb1_expand_prologue): Likewise.
 534         * config/avr/avr.c (expand_prologue): Likewise.
 535         * config/i386/i386.c (ix86_expand_prologue): Likewise.
 536         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
 537         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
 538         * config/mips/mips.c (mips_expand_prologue): Likewise.
 539         * config/pa/pa.c (hppa_expand_prologue): Likewise.
 540         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
 541         * config/s390/s390.c (s390_emit_prologue): Likewise.
 542         * config/sh/sh.c (sh_expand_prologue): Likewise.
 543         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
 544         * config/spu/spu.c (spu_expand_prologue): Likewise.
 545
 546 2011-05-25  Richard Guenther  <rguenther@suse.de>
 547
 548         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
 549         (gimple_canonical_types_compatible_p): Likewise.
 550
 551 2011-05-25  Jan Hubicka  <jh@suse.cz>
 552
 553         PR middle-end/49062
 554         * ipa.c (function_and_variable_visibility): Only add to same
 555         comdat group list if DECL_ONE_ONLY.
 556
 557 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
 558
 559         PR rtl-optimization/49014
 560         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
 561
 562 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
 563
 564         PR target/49128
 565         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
 566
 567 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 568
 569         PR rtl-optimization/48757
 570         * ira-build.c (loop_with_eh_edge_p): Rename to
 571         loop_with_complex_edge_p, check edges on complexity, make function
 572         conditional.
 573         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
 574         conditional.
 575
 576 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 577
 578         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
 579         force flag_ira_share_save_slots to 0.
 580
 581 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 582
 583         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
 584         (vt_initialize): Set PROLOGUE_BB unconditionally.
 585         Add block comment about CFA_BASE_RTX machinery.
 586         Reset FP_CFA_OFFSET to -1 on all invalid paths.
 587         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
 588
 589 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
 590
 591         PR objc/48187
 592         * c-parser.c (c_parser_objc_class_instance_variables): More robust
 593         parsing of syntax error in ObjC instance variable lists.  In
 594         particular, avoid an infinite loop if there is a stray ']'.
 595         Updated error message.
 596
 597 2011-05-24  Ian Lance Taylor  <iant@google.com>
 598
 599         * godump.c (go_define): Don't accept a string immediately after
 600         another operand.
 601
 602 2011-05-24  Ian Lance Taylor  <iant@google.com>
 603
 604         * godump.c (struct godump_container): Add invalid_hash field.
 605         (go_format_type): Return false if type is found in invalid_hash.
 606         (go_output_typedef): Add invalid type to invalid_hash.
 607         (go_finish): Create and delete invalid_hash.
 608
 609 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 610
 611         PR tree-optimization/46728
 612         * tree-ssa-math-opts.c (powi_table): New.
 613         (powi_lookup_cost): New.
 614         (powi_cost): New.
 615         (powi_as_mults_1): New.
 616         (powi_as_mults): New.
 617         (gimple_expand_builtin_powi): New.
 618         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
 619         (gate_cse_sincos): Remove sincos/cexp restriction.
 620
 621 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 622
 623         PR target/3746
 624         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
 625         mips-tdump native.
 626         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
 627         * mips-tdump.c: Likewise.
 628
 629 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
 630
 631         PR target/49128
 632         * config/i386/driver-i386.c (host_detect_local_cpu): Always
 633         add -mno-XXX.  Handle FMA.
 634
 635 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 636
 637         PR rtl-optimization/48633
 638         * ira-build.c (loop_with_eh_edge_p): New function.
 639         (mark_loops_for_removal): Use it.
 640
 641 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 642
 643         PR rtl-optimization/48971
 644         * ira.c (setup_pressure_classes): Don't check register move cost
 645         for classes with one registers.  Don't add pressure class if there
 646         is a pressure class with the same available hard registers.
 647         Check contains_reg_of_mode.  Fix a typo in collecting
 648         temp_hard_regset.  Ignore hard registers not belonging to a class.
 649
 650 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
 651
 652         PR target/49133
 653         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
 654
 655 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 656             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 657
 658         PR gcov-profile/48845
 659         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
 660
 661 2011-05-24  Richard Guenther  <rguenther@suse.de>
 662
 663         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
 664         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
 665         (gimple_types_compatible_p_1): Adjust.
 666         (iterative_hash_canonical_type): Do not bother about complete vs.
 667         incomplete types.
 668         (gimple_canonical_types_compatible_p): Likewise.
 669
 670 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 671
 672         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
 673
 674 2011-05-24  Richard Guenther  <rguenther@suse.de>
 675
 676         PR bootstrap/49078
 677         * gimple.c (gimple_register_canonical_type): Revert
 678         previous change.
 679         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
 680         does not for a tree for the case where it matters.  Cache
 681         pointer-type alias-sets.
 682
 683 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
 684
 685         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
 686         (OBJS): Remove options.o, opts-common.o and prefix.o.
 687         (OBJS-libcommon-target): New.
 688         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
 689         (BACKEND): Include libcommon-target.a.
 690         (MOSTLYCLEANFILES): Include libcommon-target.a.
 691         (libcommon-target.a): New.
 692         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
 693         prefix.o.
 694
 695 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
 696
 697         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
 698         parts of output shared with the driver.
 699         * optc-gen.awk: Don't generate parts of output not shared with the
 700         driver.
 701         * opth-gen.awk: Remove GCC_DRIVER conditionals.
 702         * doc/options.texi (SourcerInclude): Mention options-save.c.
 703         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
 704         (OBJS): Add options-save.o.
 705         (options-save.c, options-save.o): New.
 706         (options.o): Update dependencies.
 707         (gcc-options.o): Remove.
 708         (mostlyclean): Remove options-save.c.
 709
 710 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 711
 712         PR debug/49032
 713         * dbxout.c: Include cgraph.h.
 714         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
 715         and without value expr, return NULL if no varpool node exists for
 716         it or if it is not needed.
 717         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
 718
 719         PR c/49120
 720         * c-decl.c (start_decl): Convert expr to void_type_node.
 721
 722 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
 723
 724         PR rtl-optimization/48826
 725         * emit-rtl.c (try_split): When splitting a call that is followed
 726         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
 727
 728 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 729
 730         * cfgexpand.c (expand_debug_expr): For unused non-addressable
 731         parameters passed in memory prefer using DECL_INCOMING_RTL over
 732         the pseudos it will be copied into.
 733
 734 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
 735
 736         PR target/47315
 737         * config/i386/i386.c (ix86_option_override_internal): Save the
 738         initial options after checking vzeroupper.
 739
 740 2011-05-23  David Li  <davidxl@google.com>
 741
 742         PR tree-optimization/48988
 743         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
 744         Initialize has_valid_pred for each pred chain.
 745
 746 2011-05-23  Richard Guenther  <rguenther@suse.de>
 747
 748         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
 749         (iterative_hash_gimple_type): Always hash type names.
 750
 751 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
 752
 753         * c-typeck.c (build_function_call_vec): Tweak call to
 754         check_function_arguments.
 755
 756 2011-05-23  Richard Guenther  <rguenther@suse.de>
 757
 758         PR tree-optimization/49115
 759         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
 760         is not necessarily carried out, do not claim it kills the ref.
 761         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
 762
 763 2011-05-23  Richard Guenther  <rguenther@suse.de>
 764
 765         PR middle-end/15419
 766         * builtins.c (fold_builtin_memory_op): Be less restrictive about
 767         what pointer types we accept for folding.
 768
 769 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 770
 771         * gthr-gnat.c: Remove.
 772         * gthr-gnat.h: Remove.
 773         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
 774         * config/t-freebsd (LIB2ADDEH): Likewise.
 775         * config/t-linux (LIB2ADDEH): Likewise.
 776         * config/t-sol2 (LIB2ADDEH): Likewise.
 777         * config/ia64/t-vms (LIB2ADDEH): Likewise.
 778         * configure.ac (target_thread_file): Remove gnat handling.
 779         * configure: Regenerate.
 780         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
 781
 782 2011-05-23  Tristan Gingold  <gingold@adacore.com>
 783             Eric Botcazou  <ebotcazou@adacore.com>
 784
 785         * gcov.c (create_file_names): If no object directory is specified,
 786         keep the directory of the file.
 787
 788 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 789
 790         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
 791         * configure: Regenerate.
 792
 793 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 794
 795         PR middle-end/48973
 796         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
 797         failed and the comparison has a single bit signed type, use
 798         constm1_rtx instead of const1_rtx for true value.
 799         (do_store_flag): If ops->type is single bit signed type, disable
 800         signel bit test optimization and pass -1 instead of 1 as last
 801         parameter to emit_store_flag_force.
 802
 803 2011-05-23  Tom de Vries  <tom@codesourcery.com>
 804
 805         PR target/45098
 806         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
 807         function.
 808         (infer_loop_bounds_from_undefined): Use new function.
 809
 810 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
 811
 812         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
 813         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
 814         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
 815         and -O0 otherwise.
 816         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
 817
 818 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
 819
 820         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
 821         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
 822         returns true.
 823
 824 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
 825
 826         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
 827
 828 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
 829
 830         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
 831         UNSPEC_MOVE_PIC pattern.
 832
 833 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
 834
 835         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
 836         (sparc-*-rtems*): Likewise.
 837         (sparc64-*-elf*): Likewise.
 838         (sparc64-*-rtems*): Likewise.
 839         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
 840         * config/sparc/t-crtin: New file.
 841         * config/sparc/t-sol2 (crti.o): Delete rule.
 842         (crtn.o): Likewise.
 843         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
 844         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
 845         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
 846         (ENDFILE_SPEC): Add crtn.o.
 847
 848 2011-05-22  Tom de Vries  <tom@codesourcery.com>
 849
 850         PR middle-end/48689
 851         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
 852         CODE_CONTAINS_STRUCT (TS_COMMON).
 853
 854 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
 855
 856         PR middle-end/49029
 857         * expmed.c (extract_fixed_bit_field): Test whether target can be used
 858         only after deciding which mode to use.
 859
 860 2011-05-22  Tom de Vries  <tom@codesourcery.com>
 861
 862         PR target/45098
 863         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
 864         for call to get_shiftadd_cost.
 865
 866 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
 867
 868         PR target/49104
 869         * config/i386/cpuid.h (bit_MMXEXT): New define.
 870
 871 2011-05-22  Nick Clifton  <nickc@redhat.com>
 872
 873         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
 874         initialisation of non-existant args[2] element.  Use args[] array
 875         not arg[] array to pass arguments to build_function_type_list.
 876
 877 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
 878
 879         PR tree-optimization/49087
 880         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
 881
 882 2011-05-21  Jason Merrill  <jason@redhat.com>
 883
 884         PR c++/49092
 885         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
 886         static storage duration.
 887
 888 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
 889
 890         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
 891         frame pointer.
 892
 893 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
 894
 895         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
 896         false if there are call-saved registers here...
 897         (sparc_can_use_return_insn_p): ...but here instead.
 898         (save_or_restore_regs): Fix thinko.
 899         (sparc_expand_prologue): Use current_function_is_leaf.
 900         (sparc_frame_pointer_required): Likewise.
 901
 902 2011-05-21  Nick Clifton  <nickc@redhat.com>
 903
 904         PR target/49098
 905         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
 906
 907 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
 908
 909         * gengtype.c (walk_type): Implemented "atomic" GTY option.
 910         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
 911
 912 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
 913
 914         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
 915         * optc-gen.awk: Move common code to opt-read.awk.
 916         * opth-gen.awk: Likewise.
 917         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
 918
 919 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
 920
 921         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
 922
 923 2011-05-20  Tom de Vries  <tom@codesourcery.com>
 924
 925         PR target/45098
 926         * tree-ssa-loop-ivopts.c: Include expmed.h.
 927         (get_shiftadd_cost): New function.
 928         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
 929
 930 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
 931
 932         PR bootstrap/49086
 933         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
 934         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
 935
 936 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
 937
 938         * Makefile.in: Update comment referring to $(OBJS-common).
 939
 940 2011-05-20  Ian Lance Taylor  <iant@google.com>
 941
 942         * godump.c (go_output_typedef): Put enum constants in the macro
 943         hash table to avoid duplicate Go const definitions.
 944
 945 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
 946
 947         * Makefile.in (LIBDEPS): Add libcommon.a.
 948         (LIBS): Likewise.
 949         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
 950         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
 951         pretty-print.o and version.o.
 952         (OBJS-libcommon): New.
 953         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
 954         (BACKEND): Add libcommon.a.
 955         (MOSTLYCLEANFILES): Likewise.
 956         (libcommon.a): New.
 957         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
 958         (cpp$(exeext)): Likewise.
 959         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
 960         pretty-print.o and input.o.
 961         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
 962         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
 963         (errors.o): Remove.
 964         (mips-tfile): Don't explicitly use version.o.
 965         (mips-tdump): Likewise.
 966         (gcov.o): Depend on $(DIAGNOSTIC_H).
 967         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
 968         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
 969         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
 970         * gcov-dump.c: Include intl.h and diagnostic.h.
 971         (main): Initialize diagnostics.
 972         * gcov.c: Include diagnostic.h.
 973         (fnotice): Remove.
 974         (main): Initialize diagnostics.
 975         * lto-wrapper.c: Include diagnostic.h.
 976         (main): Initialize diagnostics.
 977
 978 2011-05-20  Michael Matz  <matz@suse.de>
 979
 980         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
 981
 982 2011-05-20  Michael Matz  <matz@suse.de>
 983             Richard Guenther  <rguenther@suse.de>
 984
 985         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
 986         use lto_streamer_cache_append directly instead of returning a VEC.
 987         (preload_common_node): Remove.
 988         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
 989         track seen nodes.
 990         (lto_streamer_cache_create): Call lto_preload_common_nodes.
 991
 992 2011-05-20  Richard Guenther  <rguenther@suse.de>
 993
 994         PR tree-optimization/49079
 995         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
 996         MEM_REFs correctly for the trailing array access detection.
 997         Special case constants the same way as decls for overall size
 998         constraining.
 999
1000 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
1001
1002         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
1003         argument expansion.
1004
1005 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1006
1007         PR tree-optimization/49073
1008         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
1009         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
1010         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1011
1012 2011-05-20  Richard Guenther  <rguenther@suse.de>
1013
1014         PR middle-end/48849
1015         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
1016         of pointer types the same way the middle-end does.
1017
1018 2011-05-20  Richard Guenther  <rguenther@suse.de>
1019
1020         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
1021         or pointer-to chains.  Delay all fixup to uniquify_nodes.
1022
1023 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
1024
1025         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1026         (fma4_fmaddsub): Likewise
1027
1028 2011-05-19  Jan Hubicka  <jh@suse.cz>
1029
1030         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
1031         (GIMPLE_TYPE_PAIR_SIZE): New macro.
1032         (type_pair_cache): New static var.
1033         (lookup_type_pair): Use fixed sized custom hash; make inline.
1034         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
1035         calls of lookup_type_pair.
1036         (print_gimple_types_stats): Remove cache stats.
1037         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
1038         and gtc_ob.
1039
1040 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
1041
1042         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1043         when TARGET_RDRND is active.
1044         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1045         Generate dummy SImode target register when target is NULL.
1046
1047 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1048
1049         * config/arm/arm-fpus.def: New.
1050         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
1051         arm-fpus.def.
1052         * config/arm/arm-tables.opt: Regenerate.
1053         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
1054         (arm_option_override): Don't decode FPU name to string here.
1055         * config/arm/arm.opt (mfpu=): Use Enum.
1056         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
1057         Update dependencies.
1058
1059 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1060
1061         * collect2.c: Include diagnostic.h.
1062         (fatal_perror, fatal, error, fancy_abort): Remove.
1063         (main): Set progname.  Call xmalloc_set_program_name and
1064         diagnostic_initialize.
1065         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
1066         scan_libraries, resolve_lib_name): Call fatal_error instead of
1067         fatal and fatal_perror.
1068         * collect2.h (error, fatal, fatal_perror): Don't declare.
1069         * tlink.c: Include diagnostic-core.h.
1070         (recompile_files): Call fatal_error instead of fatal_perror.
1071         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
1072         pretty-print.o and input.o.
1073         (collect2.o, tlink.o): Update dependencies.
1074
1075 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1076
1077         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
1078
1079 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1080
1081         PR target/40483
1082         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
1083         COMDAT group syntax, both SPARC and x86 variants.
1084         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
1085         * configure: Regenerate.
1086         * config/sol2.h (TARGET_SOLARIS): Define.
1087         (PUSHSECTION_FORMAT): Remove.
1088         (SECTION_NAME_FORMAT): Define.
1089         * config/sol2.c: Include hashtab.h.
1090         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
1091         expansion, using SECTION_NAME_FORMAT.
1092         (solaris_comdat_htab): New variable.
1093         (struct comdat_entry): Define.
1094         (comdat_hash): New function.
1095         (comdat_eq): New function.
1096         (solaris_elf_asm_comdat_section): New function.
1097         (solaris_define_comdat_signature): New function.
1098         (solaris_code_end): New function.
1099         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
1100         (solaris_code_end): Declare.
1101         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
1102         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
1103         solaris_code_end.
1104         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
1105         Remove ATTRIBUTE_UNUSED.
1106         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
1107         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
1108         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
1109         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
1110         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
1111         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
1112         (PUSHSECTION_FORMAT): Remove.
1113         (SECTION_NAME_FORMAT): Redefine.
1114
1115 2011-05-19  Kai Tietz  <ktietz@redhat.com>
1116
1117         * tree-cfg.c (verify_gimple_assign_binary): Barf on
1118         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
1119         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
1120
1121 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
1122             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1123
1124         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
1125
1126 2011-05-19  Richard Guenther  <rguenther@suse.de>
1127
1128         PR middle-end/48985
1129         * tree-object-size.c (addr_object_size): If the pointed-to
1130         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1131
1132 2011-05-19  Richard Guenther  <rguenther@suse.de>
1133
1134         * gimple.c (gimple_types_compatible_p_1): Compare names of
1135         the types themselves.
1136         (iterative_hash_gimple_type): And hash them that way.
1137         (gimple_register_type_1): If we register a main variant properly
1138         initialize the leader to ourselves.
1139
1140 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1141
1142         PR target/45098
1143         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
1144         get_loop_invariant_expr_id.
1145         (get_loop_invariant_expr_id): Use get_expr_id.
1146         (parm_decl_cost): New function.
1147         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
1148         Improve bound cost estimation.  Use different inv_expr_id for elim and
1149         express cases.
1150
1151 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1152
1153         PR target/45098
1154         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
1155         cost_base.cost == 0.
1156
1157 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
1158
1159         PR target/49002
1160         * config/i386/sse.md (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>):
1161         Properly handle load cast.
1162
1163 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1164
1165         PR tree-optimization/49039
1166         * tree-vrp.c (extract_range_from_binary_expr): For
1167         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1168         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1169
1170 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1171
1172         PR target/45098
1173         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
1174
1175 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
1176
1177         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
1178         (*tls_global_dynamic_64): Ditto.
1179         (*tls_local_dynamic_base_32_gnu): Ditto.
1180         (*tls_local_dynamic_base_64): Ditto.
1181         (tls_initial_exec_64_sun): Ditto.
1182
1183 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
1184
1185         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
1186         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1187         bf592-none.
1188         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1189         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1190         * config/bfin/bfin.c (bfin_cpus): Add bf592.
1191         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1192         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
1193         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
1194         * config/bfin/elf.h (LIB_SPEC): Add bf592.
1195
1196 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
1197
1198         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
1199         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
1200         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
1201         target_thread_pointer, arm_structure_size_boundary, struct
1202         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
1203         struct abi_name, arm_all_abis): Remove.
1204         (arm_option_override) Don't process most enumerated option values here.
1205         Don't process target_fpe_name here.  Work with integer not string for
1206         structure size boundary; use separate diagnostics for each case.
1207         * config/arm/arm.h (enum float_abi_type, enum
1208         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
1209         to arm-opts.h.
1210         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
1211         arm_structure_size_boundary): Remove.
1212         * config/arm/arm.opt (mabi=): Use Enum and Init.
1213         (arm_abi_type): New Enum and EnumValue entries.
1214         (mfloat-abi=): Use Enum and Init.
1215         (float_abi_type): New Enum and EnumValue entries.
1216         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
1217         (mfp16-format=): Use Enum and Init.
1218         (arm_fp16_format_type): New Enum and EnumValue entries.
1219         (mstructure-size-boundary=): Use UInteger and Init.
1220         (mtp=): Use Enum and Init.
1221         (arm_tp_type): New Enum and EnumValue entries.
1222
1223 2011-05-18  Richard Guenther  <rguenther@suse.de>
1224
1225         PR tree-optimization/49018
1226         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1227         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1228         gimple_has_side_effects.
1229
1230 2011-05-18  Richard Guenther  <rguenther@suse.de>
1231
1232         * gimple.c (gimple_register_type_1): New function, split out from ...
1233         (gimple_register_type): ... here.  Avoid infinite recursion.
1234
1235 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1236
1237         PR tree-optimization/41881
1238         * tree-vectorizer.h (struct _loop_vec_info): Add new field
1239         reduction_chains along with a macro for its access.
1240         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
1241         (destroy_loop_vec_info): Free reduction chains.
1242         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
1243         (vect_is_slp_reduction): New function.
1244         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
1245         (vect_create_epilog_for_reduction): Support SLP reduction chains.
1246         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
1247         definition types for reduction chains.
1248         (vect_supported_load_permutation_p): Don't allow permutations for
1249         reduction chains.
1250         (vect_analyze_slp_instance): Support reduction chains.
1251         (vect_analyze_slp): Try to build SLP instance from reduction chains.
1252         (vect_get_constant_vectors):  Handle reduction chains.
1253         (vect_schedule_slp_instance): Mark the first statement of the
1254         reduction chain as reduction.
1255
1256 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1257
1258         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
1259         names for group elements access.
1260         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
1261         reduction chains as well.  Remove data reference and interleaving
1262         related words from the fields names.
1263         * tree-vect-loop.c (vect_transform_loop): Use new names for group
1264         elements access.
1265         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
1266         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
1267         vect_update_interleaving_chain, vect_same_range_drs,
1268         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
1269         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
1270         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
1271         vect_analyze_group_access, vect_analyze_data_ref_access,
1272         vect_create_data_ref_ptr, vect_transform_strided_load,
1273         vect_record_strided_load_vectors): Likewise.
1274         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
1275         vect_model_load_cost, vectorizable_store, vectorizable_load,
1276         vect_remove_stores, new_stmt_vec_info): Likewise.
1277         * tree-vect-slp.c (vect_build_slp_tree,
1278         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
1279
1280 2011-05-18  Richard Guenther  <rguenther@suse.de>
1281
1282         PR middle-end/48989
1283         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
1284         operand verification.
1285         (verify_gimple_assign_binary): Likewise.
1286         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
1287         to non-1-precision BOOLEAN_TYPEs.
1288
1289 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1290
1291         PR target/45098
1292         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
1293
1294 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1295
1296         PR tree-optimization/49000
1297         * tree-ssa.c (execute_update_addresses_taken): Call
1298         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
1299         be rewritten and decl has been marked for renaming, reset
1300         the debug stmt.
1301
1302 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
1303
1304         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
1305         enum_opts_set when testing if attributes have set -mfpmath=.
1306
1307 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
1308
1309         * config/mips/mips.c (mips_handle_option): Remove unused variable.
1310
1311 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1312
1313         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
1314         info->entry with 0
1315         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
1316         id.transform_lang_insert_block with NULL.
1317
1318 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1319
1320         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
1321         (output_fp_compare): Change args 3 and 4 to bool.
1322         (ix86_expand_call): Change arg 6 to bool.
1323         (ix86_attr_length_immediate_default): Change arg 2 to bool.
1324         (ix86_attr_length_vex_default): Change arg 3 to bool.
1325         * config/i386/i386.md: Update all uses.
1326         * config/i386/i386.c: Ditto.
1327         (ix86_flags_dependent): Change return type to bool.
1328
1329 2011-05-17  Richard Guenther  <rguenther@suse.de>
1330
1331         * gimple.c (type_hash_pair_compare): Fix comparison.
1332
1333 2011-05-17  Richard Guenther  <rguenther@suse.de>
1334
1335         * gimple.c (iterative_hash_gimple_type): Simplify singleton
1336         case some more, fix final hash value of the non-singleton case.
1337
1338 2011-05-17  Richard Guenther  <rguenther@suse.de>
1339
1340         PR bootstrap/49013
1341         Revert
1342         2011-05-16  Richard Guenther  <rguenther@suse.de>
1343
1344         * gimple.c (gimple_types_compatible_p_1): Use names of the
1345         type itself, not its main variant.
1346         (iterative_hash_gimple_type): Likewise.
1347
1348 2011-05-17  Richard Guenther  <rguenther@suse.de>
1349
1350         * gimple.c (gimple_register_canonical_type): Use the main-variant
1351         leader for computing the canonical type.
1352
1353 2011-05-17  Nick Clifton  <nickc@redhat.com>
1354
1355         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
1356         moves.
1357
1358         * config/rx/rx.md: Add peephole to remove redundant extensions
1359         after loads.
1360         (bitset_in_memory): Use rx_restricted_mem_operand.
1361         (bitinvert_in_memory): Likewise.
1362         (bitclr_in_memory): Likewise.
1363
1364 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
1365             Nick Clifton  <nickc@redhat.com>
1366
1367         * config/rx/rx.md: Add peepholes to match a register move followed
1368         by a comparison of the moved register.  Replace these with an
1369         addition of zero that does both actions in one instruction.
1370
1371 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
1372
1373         PR target/48986
1374         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1375         predicate to allow CONST_INT.
1376         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
1377
1378 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
1379
1380         * opts-common.c (opt_enum_arg_to_value): New.
1381         * opts.h (opt_enum_arg_to_value): Declare.
1382         * config/i386/i386.opt (fpmath): Remove.
1383         (mfpmath=): Use Enum, Init and Save.
1384         (fpmath_unit): New Enum and EnumValue entries.
1385         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
1386         name for function fpmath state.
1387         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
1388         * config/i386/i386.c: Include diagnostic.h.
1389         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
1390         (ix86_target_string): Take enum fpmath_unit value instead of string.
1391         (ix86_debug_options): Update call to ix86_target_string.
1392         (ix86_option_override_internal): Don't process fpmath strings here.
1393         (x86_function_specific_save, ix86_function_specific_restore):
1394         Don't handle fpmath state specially.
1395         (ix86_function_specific_print): Pass fpmath state to
1396         ix86_target_string instead of printing in this function.
1397         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
1398         Handle enum attributes.
1399         (IX86_ATTR_ENUM, ix86_opt_enum): New.
1400         (ix86_valid_target_attribute_tree): Update option_strings
1401         handling.  Handle fpmath as enum option.
1402         (ix86_can_inline_p): Update field names for function fpmath state.
1403         (ix86_expand_builtin): Update call to ix86_target_string.
1404         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
1405         (ix86_fpmath): Remove.
1406         * config/i386/t-i386 (i386.o): Update dependencies.
1407
1408 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
1409
1410         PR preprocessor/48677
1411         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1412         from decoded_options[0], not from itself.
1413
1414 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
1415
1416         * config/i386/constraints.md (z): New constraint.
1417         * config/i386/i386.c (c): New mode attribute.
1418         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
1419         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
1420         constraint for operand 0.
1421         (*call_vzeroupper): Ditto.
1422         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
1423         (*call_rex64_ms_sysv_vzeroupper): Ditto.
1424         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
1425         Use "lzm" constraint for operand 0.
1426         (*call_pop_vzeroupper): Ditto.
1427         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
1428         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
1429         constraint for operand 0.
1430         (*sibcall_vzeroupper): Ditto.
1431         (*sibcall_rex64_ms_sysv): Ditto.
1432         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
1433         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
1434         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
1435         (*sibcall_pop_vzeroupper): Ditto.
1436         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
1437         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
1438         mode iterator.  Use "<c>zm" constraint for operand 1.
1439         (*call_value_vzeroupper): Ditto.
1440         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
1441         for operand 1.
1442         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
1443         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
1444         *call_value_pop_1.  Use "lzm" constraint for operand 1.
1445         (*call_value_pop_vzeroupper): Ditto.
1446         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
1447         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
1448         mode iterator.  Use "Uz" constraint for operand 1.
1449         (*sibcall_value_vzeroupper): Ditto.
1450         (*sibcall_value_rex64_ms_sysv): Ditto.
1451         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
1452         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
1453         constraint for operand 1.
1454         (*sibcall_value_pop_vzeroupper): Ditto.
1455         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
1456         and "z" constraint for operand 2.
1457         (*tls_global_dynamic_32_gnu): Ditto.
1458         (*tls_local_dynamic_base_32_gnu): Ditto.
1459         (*tls_local_dynamic_base_64): Ditto.
1460         (*tls_local_dynamic_32_once): Ditto.
1461         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
1462         Update all callers.
1463         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
1464
1465 2011-05-16  Richard Guenther  <rguenther@suse.de>
1466
1467         * gimple.c (gimple_types_compatible_p_1): Use names of the
1468         type itself, not its main variant.
1469         (iterative_hash_gimple_type): Likewise.
1470
1471 2011-05-16  Richard Guenther  <rguenther@suse.de>
1472
1473         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
1474         always visit pointer target and function result and argument types.
1475
1476 2011-05-16  Jason Merrill  <jason@redhat.com>
1477
1478         PR c++/48999
1479         * tree-inline.c (copy_statement_list): Put back recursion.
1480
1481 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
1482
1483         PR target/27663
1484         PR target/41076
1485         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
1486         * config/avr/avr.md ("*ior<mode>qi.byte0",
1487         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
1488
1489 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
1490
1491         PR target/45099
1492         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
1493         register is needed for a function argument.
1494
1495 2011-05-16  Richard Guenther  <rguenther@suse.de>
1496
1497         * gimple.c (struct type_hash_pair): New type.
1498         (type_hash_pair_compare): New function.
1499         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
1500
1501 2011-05-16  Revital Eres  <revital.eres@linaro.org>
1502
1503         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
1504
1505 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
1506
1507         * config/i386/i386.md (floating point move splitters): Fix
1508         usage of standard_80387_constant_p.
1509         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1510
1511 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
1512
1513         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
1514
1515 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
1516
1517         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
1518         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
1519         (tree_ssa_lim_finalize): Likewise.
1520
1521 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
1522
1523         * config/i386/constraint.md (Yd, Yx): New register constraints.
1524         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
1525         Yd conditional register constraint.
1526         (*movtf_internal): Use standard_sse_constant_opcode.
1527         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
1528         Yx conditional register constraint.
1529         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
1530         Yd conditional register constraint.  Use standard_sse_constant_p to
1531         check for valid SSE constants and call standard_sse_constant_opcode to
1532         output SSE insn.
1533         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
1534         constants and call standard_sse_constant_opcode to output SSE insn.
1535         * config/i386/i386.c (ix86_option_ovverride_internal): Set
1536         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
1537         optimize_size is set.
1538         (standard_sse_constant_opcode): Output conditional AVX insn templates.
1539
1540 2011-05-14  Tobias Burnus  <burnus@net-b.de>
1541
1542         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
1543
1544 2011-05-13  Martin Jambor  <mjambor@suse.cz>
1545
1546         * ipa-prop.c (ipa_cst_from_jfunc): New function.
1547         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
1548         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
1549         (evaluate_conditions_for_ipcp_clone): Removed.
1550         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
1551         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
1552         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
1553
1554 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
1555
1556         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
1557         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
1558         lieu of MAY_HAVE_DEBUG_STMTS.
1559         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
1560         debug statements if !MAY_HAVE_DEBUG_STMTS.
1561
1562 2011-05-13  Martin Thuresson  <martint@google.com>
1563
1564         PR gcov-profile/47793
1565         * libgcov.c (gcov_exit): Support relative profile paths.
1566         * doc/invoke.texi (-fprofile-dir): Update for above change.
1567
1568 2011-05-13  Richard Guenther  <rguenther@suse.de>
1569
1570         * gimple.c (gimple_canonical_types_compatible_p): Do not use
1571         type-pair caching, do not compare hashes.
1572
1573 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
1574
1575         PR middle-end/48965
1576         * tree-cfg.c (edge_to_cases_cleanup): Return true.
1577         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
1578
1579 2011-05-13  Kai Tietz  <ktietz@redhat.com>
1580
1581         * gimplify.c (gimplify_expr): Make sure operand is boolified.
1582         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
1583         compatible type for TRUTH_NOT_EXPR.
1584
1585 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
1586
1587         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
1588         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
1589         can_create_pseudo_p ().
1590
1591 2011-05-13  Richard Guenther  <rguenther@suse.de>
1592
1593         PR lto/48978
1594         * gimple.c (iterative_hash_gimple_type): Revert change in
1595         pointer target and function result and argument hashing.
1596
1597 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
1598
1599         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
1600         (*movxf_internal_nointeger): Ditto.
1601         (*movdf_internal_rex64): Ditto.
1602         (*movdf_internal): Ditto.
1603         (*movdf_internal_nointeger): Ditto.
1604         (*movsf_internal): Ditto.
1605         (sincos splitters): Use can_create_pseudo ().
1606
1607 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
1608
1609         * config/i386/i386-opts.h: New.
1610         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
1611         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
1612         ix86_section_threshold): Remove.
1613         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
1614         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
1615         OPT_mbranch_cost_.
1616         (ix86_option_override_internal): Don't decode strings for options
1617         other than -march=, -mtune= and -mfpmath=.  Don't allow for
1618         __attribute__ uses in remaining diagnostics for options with
1619         string arguments.  Don't check for integer arguments being negative.
1620         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
1621         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
1622         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
1623         ix86_branch_cost, ix86_section_threshold): Remove.
1624         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
1625         HeaderInclude.
1626         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
1627         but not Var.
1628         (masm=): Use Enum and Init.
1629         (asm_dialect): New Enum and EnumValue entries.
1630         (mbranch-cost=): Use UInteger.
1631         (mlarge-data-threshold=): Use UInteger and Init.
1632         (mcmodel=): Use Enum and Init.
1633         (cmodel): New Enum and EnumValue entries.
1634         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
1635         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
1636         mregparm=): Use UInteger.
1637         (mstringop-strategy=): Use Enum and Init.
1638         (stringop_alg): New Enum and EnumValue entries.
1639         (mtls-dialect=): Use Enum and Init.
1640         (tls_dialect): New Enum and EnumValue entries.
1641         (mabi=): Use Enum and Init.
1642         (calling_abi): New Enum and EnumValue entries.
1643         (mveclibabi=): Use Enum and Init.
1644         (ix86_veclibabi): New Enum and EnumValue entries.
1645
1646 2011-05-13  Nick Clifton  <nickc@redhat.com>
1647
1648         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
1649         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
1650
1651 2011-05-13  Kai Tietz  <ktietz@redhat.com>
1652
1653         PR middle-end/48984
1654         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
1655         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
1656         (gimple_boolify): Check for cast for boolean_type_node instead for
1657         BOOLEAN_TYPE.
1658
1659 2011-05-13  Richard Guenther  <rguenther@suse.de>
1660
1661         PR tree-optimization/48172
1662         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1663         multiplying by number of iterations for equal step.
1664         (vect_create_cond_for_alias_checks): Likewise.
1665
1666 2011-05-13  Andreas Schwab  <schwab@redhat.com>
1667
1668         * configure.ac: Use AS_HELP_STRING throughout.
1669         * configure: Regenerate.
1670
1671 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
1672
1673         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
1674         (ix86_emit_restore_regs_using_mov): Likewise.
1675         (ix86_emit_restore_sse_regs_using_mov): Likewise.
1676
1677 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
1678
1679         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
1680         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
1681         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
1682         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
1683         RTX_OK_FOR_OLO10_P): ...here.
1684         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
1685         SYMBOLIC_CONST.
1686
1687 2011-05-12  Kai Tietz  <ktietz@redhat.com>
1688
1689         * gimplify.c (gimple_boolify): Re-boolify expression
1690         arguments even if expression type is of kind BOOLEAN_TYPE.
1691         (gimplify_boolean_expr): Removed.
1692         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
1693         and XOR. Additional take care that we keep expression's type.
1694         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
1695         of TRUTH_AND|OR|XOR_EXPR.
1696
1697 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
1698
1699         PR tree-optimization/48975
1700         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1701         on all bbs here and free and clear ifc_bbs at the end.
1702
1703 2011-05-12  Richard Guenther  <rguenther@suse.de>
1704
1705         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
1706         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
1707         until after simple checks.
1708         (gimple_types_compatible_p): Likewise.
1709         (iterative_hash_gimple_type): Always hash pointer targets
1710         and function return and argument types.
1711         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
1712         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
1713         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
1714         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
1715         completely in the simple compare section.
1716         (gimple_register_canonical_type): Query the cache again after
1717         registering.
1718
1719 2011-05-12  Richard Guenther  <rguenther@suse.de>
1720
1721         PR tree-optimization/48172
1722         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1723         the number of iterations from the segment size calculation.
1724         (vect_create_cond_for_alias_checks): Adjust.
1725
1726 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
1727
1728         PR debug/48967
1729         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1730         if validate_subreg fails.
1731
1732 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
1733
1734         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
1735         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
1736         early.
1737
1738 2011-05-12  DJ Delorie  <dj@redhat.com>
1739
1740         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
1741         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
1742         created builtin into rx_builtins array.
1743         (rx_builtin_decl): New function.
1744         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
1745
1746 2011-05-12  DJ Delorie  <dj@redhat.com>
1747             Nick Clifton  <nickc@redhat.com>
1748
1749         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1750         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
1751         (rx_is_legitimate_address): Add pre-decrement and post-increment
1752         addressing in HImode and QImode.  Fix test for out of range
1753         REG+INT addressing.
1754         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
1755         (rx_align_for_label): Test label before extracting its usage count.
1756         (rx_adjust_insn_lengths): Fix selection of insn codes.
1757         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
1758
1759 2011-05-11  Jason Merrill  <jason@redhat.com>
1760
1761         * tree.c (type_hash_canon): Use struct tree_type_non_common.
1762
1763 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
1764
1765         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
1766         reindent the subsequent block.
1767
1768 2011-05-11  Satoru Takabayashi  <satorux@google.com>
1769             Paul Pluzhnikov  <ppluzhnikov@google.com>
1770
1771         * doc/install.texi (Configuration): Document --with-linker-hash-style.
1772         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
1773         * config.in: Add LINKER_HASH_STYLE.
1774         * configure.ac: Add --with-linker-hash-style.
1775         * configure: Regenerate.
1776
1777 2011-05-11  Richard Guenther  <rguenther@suse.de>
1778
1779         PR middle-end/48964
1780         * gimple.c (iterative_hash_canonical_type): Fix typo.
1781
1782 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
1783
1784         * config/i386/i386.c (legitimize_tls_address)
1785         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
1786         expanders directly for TARGET_GNU2_TLS.  Determine pic and
1787         __tls_get_addr symbol reference here.  Update call to
1788         gen_tls_global_dynamic_{32,64} for added arguments.
1789         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
1790         expanders directly for TARGET_GNU2_TLS.  Determine
1791         __tls_get_addr symbol reference here.  Update call to
1792         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
1793         unique UNSPEC REG_EQUIV to libcall block.
1794         (ix86_tls_get_addr): Declare static.
1795         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
1796         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
1797         Do not determine pic and __tls_get_addr symbol reference here. Do not
1798         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
1799         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
1800         (tls_global_dynamic_64): Add operand 2.  Do not determine
1801         __tls_get_addr symbol reference here.  Do not call
1802         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
1803         (tls_local_dynamic_base64): Ditto for operand 1.
1804
1805 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
1806
1807         * function.c (expand_function_start): Initialize stack_check_probe_note
1808         only if the generic stack checking mechanism is used.
1809
1810 2011-05-11  Richard Guenther  <rguenther@suse.de>
1811
1812         PR tree-optimization/15256
1813         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
1814         (A & B) | C, combine (A op CST1) op CST2.
1815         (tree_ssa_forward_propagate_single_use_vars): Only bother to
1816         visit assigns that have uses.
1817
1818 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
1819
1820         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
1821         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
1822         (unpack_ts_type_common_value_fields): ...this.  Update comment.
1823         (unpack_value_fields): Adjust for renaming.
1824         (lto_input_ts_type_tree_pointers): Split into...
1825         (lto_input_ts_type_common_tree_pointer): ...this and...
1826         (lto_input_ts_type_non_common_tree_pointers): ...this.
1827         (lto_input_tree_pointers): Adjust for above split.
1828         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
1829         (pack_ts_type_common_value_fields): ...this.  Update comment.
1830         (lto_output_ts_type_tree_pointers): Split into...
1831         (lto_output_ts_type_common_tree_pointers): ...this and...
1832         (lto_output_ts_type_non_common_tree_pointers): ...this.
1833         (lto_output_tree_pointers): Adjust for above split.
1834         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
1835         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
1836         * stor-layout.c (vector_type_mode): Adjust location of mode field.
1837         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
1838         Define.
1839         (struct tree_type): Split into...
1840         (struct tree_type_common: ...this and...
1841         (struct tree_type_with_lang_specific): ...this and...
1842         (struct tree_type_non_common): ...this.  Adjust accessor macros
1843         accordingly.
1844         (TYPE_VALUES_RAW): Define.
1845         (union tree_node): Update for above changes.
1846         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
1847         TS_TYPE_NON_COMMON.
1848         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
1849         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
1850         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
1851         * treestructu.def (TS_TYPE): Remove.
1852         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
1853         Define.
1854
1855 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
1856
1857         PR debug/48159
1858         * tree-ssa.c (reset_debug_uses): New function.
1859         * tree-flow.h (reset_debug_uses): New prototype.
1860         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1861         * tree-loop-distribution.c (generate_loops_for_partition): Call
1862         reset_debug_uses on the stmts that will be removed.  Keep around
1863         all debug stmts, don't count them as bits in partition bitmap.
1864         (generate_builtin): Don't count debug stmts or labels as bits in
1865         partition bitmap.
1866
1867 2011-05-11  Richard Guenther  <rguenther@suse.de>
1868
1869         * gimple.c (gimple_type_hash_1): Merge with ...
1870         (gimple_type_hash): ... this.
1871         (gtc_visit): Remove mode parameter and simplify accordingly.
1872         (gimple_types_compatible_p_1): Likewise.
1873         (gimple_types_compatible_p): Likewise.
1874         (iterative_hash_gimple_type): Likewise.
1875         (visit): Likewise.
1876         (gimple_type_eq): Adjust.
1877
1878 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1879
1880         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
1881         enters the branch create an anti edge in the opposite direction
1882         to prevent the creation of reg-moves.
1883         * modulo-sched.c: Adjust comment to reflect the fact we are
1884         scheduling closing branch.
1885         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
1886         (stage_count): New field in struct partial_schedule.
1887         (calculate_stage_count): New function.
1888         (normalize_sched_times): Rename to reset_sched_times and handle
1889         incrementing the sched time of the nodes by a constant value
1890         passed as parameter.
1891         (duplicate_insns_of_cycles): Skip closing branch.
1892         (sms_schedule_by_order): Schedule closing branch.
1893         (ps_insn_find_column): Handle closing branch.
1894         (sms_schedule): Call reset_sched_times and adjust the code to
1895         support scheduling of the closing branch.
1896         (ps_insert_empty_row): Update calls to normalize_sched_times
1897         and rotate_partial_schedule functions.
1898
1899 2011-05-11  Richard Guenther  <rguenther@suse.de>
1900
1901         PR middle-end/48953
1902         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1903
1904 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
1905
1906         * opts.c (finish_options): Move warning settings from process_options.
1907         * toplev.c (process_options): Move warning settings to finish_options.
1908
1909 2011-05-11  Richard Guenther  <rguenther@suse.de>
1910
1911         PR tree-optimization/18041
1912         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
1913         (simplify_bitwise_binary): ... this.  Handle operand conversions
1914         by applying them to the result instead.
1915         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
1916
1917 2011-05-11  Richard Guenther  <rguenther@suse.de>
1918
1919         * gimple.c (gimple_canonical_types_compatible_p): Split out
1920         from gimple_types_compatible_p and friends.  Do not recurse
1921         to pointed-to types.
1922         (gimple_canonical_type_eq): Use it.
1923         (iterative_hash_canonical_type): Split out from
1924         iterative_hash_gimple_type and friends.  Do not recurse
1925         to pointed-to types.
1926         (gimple_canonical_type_hash): Use it, allocate the hash here.
1927
1928 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1929
1930         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
1931         recognizing doloop.
1932
1933 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1934
1935         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
1936         instead of PREV_INSN.
1937
1938 2011-05-11  Revital Eres  <revital.eres@linaro.org>
1939
1940         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
1941         * loop-doloop.c (doloop_condition_get): Likewise.
1942         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
1943         (doloop_end): New.
1944         * config/arm/arm.md (*addsi3_compare0): Remove "*".
1945
1946 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
1947
1948         * tree.def (CASE_LABEL_EXPR): Add an operand.
1949         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
1950
1951 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1952
1953         * c-decl.c (c_override_global_bindings_to_false): Remove.
1954         (global_bindings_p): Don't check
1955         c_override_global_bindings_to_false.
1956         * c-tree.h (c_override_global_bindings_to_false): Remove.
1957         * c-typeck.c (composite_type): Don't set
1958         c_override_global_bindings_to_false.
1959
1960 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
1961
1962         PR target/48857, 48495
1963         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1964         (VSX_MODE): Ditto.
1965         (VSX_MOVE_MODE): Ditto.
1966         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1967         VSX vector types.  Add V2DImode.
1968         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1969         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1970         (MODES_TIEABLE_P): Ditto.
1971
1972         * config/rs6000/rs6000.c (rs6000_emit_move): Use
1973         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1974         VSX_VECTOR_MODE.
1975         (init_cumulative_args): Ditto.
1976         (rs6000_function_arg_boundary): Ditto.
1977         (rs6000_function_arg_advance_1): Ditto.
1978         (rs6000_function_arg): Ditto.
1979         (rs6000_function_ok_for_sibcall): Ditto.
1980         (emit_frame_save): Ditto.
1981         (rs6000_function_value): Ditto.
1982         (rs6000_libcall_value): Ditto.
1983
1984 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1985
1986         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1987         i386/darwin-lib.h to $libgcc_tm_file.
1988         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
1989
1990 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1991
1992         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
1993
1994 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
1995
1996         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
1997         * config/rs6000/rs6000-tables.opt: New file (generated).
1998         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
1999         rs6000/rs6000-tables.opt to extra_options.
2000         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
2001         * config/rs6000/rs6000.c (rs6000_select): Remove.
2002         (processor_target_table): Move contents to rs6000-cpus.def.
2003         (darwin_rs6000_override_options): Check
2004         global_options_set.x_rs6000_cpu_index instead of
2005         rs6000_select[1].string.
2006         (rs6000_option_override_internal): Likewise.
2007         (rs6000_handle_option): Don't assert that global structures are in
2008         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
2009         (rs6000_default_cpu): New variable.
2010         (rs6000_file_start): Set it instead of local default_cpu.  Check
2011         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
2012         global_options_set.x_rs6000_tune_index instead of rs6000_select.
2013         (rs6000_darwin_file_start): Check rs6000_default_cpu and
2014         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
2015         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
2016         rs6000_select): Remove.
2017         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
2018         Remove.
2019         (mcpu=, mtune=): Use Var, Init, Enum and Save.
2020         * config/rs6000/t-rs6000
2021         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
2022         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2023         global_options_set.x_rs6000_cpu_index instead of
2024         rs6000_select[1].string.
2025         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2026         global_options_set.x_rs6000_cpu_index instead of
2027         rs6000_select[1].string.
2028
2029 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2030
2031         * config.gcc (libgcc_tm_file): Define instead of including files
2032         from ../../libgcc/config/ in tm_file.
2033         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
2034         * configure: Regenerate.
2035         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
2036         libgcc_tm.h, cs-libgcc_tm.h): New.
2037         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
2038         (clean): Remove libgcc_tm.h.
2039         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
2040         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
2041         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
2042
2043 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
2044
2045         PR target/48896
2046         * config/avr/avr.c (avr_ret_register): Return unsigned int
2047         instead of int.
2048         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
2049         it to avr_libcall_value.
2050         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
2051         expand_expr.
2052         (avr_expand_binop_builtin): Ditto.
2053         (avr_expand_unop_builtin): Ditto.
2054
2055 2011-05-10  DJ Delorie  <dj@redhat.com>
2056
2057         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2058         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2059         * config/rx/rx.c (rx_align_for_label): Add label and
2060         uses_threshold parameters.  Do not align when the label is not
2061         used enough.
2062         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2063
2064 2011-05-10  Richard Guenther  <rguenther@suse.de>
2065
2066         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
2067         a series of conversions and apply foldings similar to what
2068         fold-const does.
2069         (tree_ssa_forward_propagate_single_use_vars): Call it.
2070
2071 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
2072
2073         PR tree-optimization/48611
2074         PR tree-optimization/48794
2075         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2076         referenced from RESX or EH_DISPATCH arguments.
2077
2078         PR debug/48928
2079         * dfp.c (decimal_to_decnumber): Handle conversion from
2080         dconst{1,2,m1,half}.
2081
2082 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2083
2084         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
2085         for !flag_prefer_avx128.
2086         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
2087
2088 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2089
2090         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
2091         (fold_ternary_loc): Use expr_location_or.
2092
2093 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
2094
2095         PR debug/48853
2096         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
2097         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
2098         Pmode and mem_mode is not VOIDmode.
2099
2100 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
2101
2102         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
2103         TYPE_QUAL_RESTRICT): Convert to enum.
2104
2105 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2106
2107         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
2108         (const_pow2_1_to_8_operand): Ditto.
2109         (const_pow2_1_to_128_operand): Ditto.
2110         (const_pow2_1_to_32768_operand): Ditto.
2111         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
2112         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
2113         in insn constraint to check integer value of operand 3.
2114         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
2115
2116         (PINSR_MODE): New mode iterator.
2117         (sse2p4_1): New mode attribute.
2118         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
2119         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
2120         iterator.  Use const_int_operand instead of
2121         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
2122         exact_log2 in insn constraint to check integer value of operand 3.
2123
2124 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2125
2126         * config/i386/sse.md (blendbits): Remove mode attribute.
2127         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
2128         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
2129         Check integer value of operand 3 in insn constraint.
2130
2131 2011-05-09  Richard Guenther  <rguenther@suse.de>
2132
2133         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
2134         for diagnostics.
2135         (lto_symtab_merge): Likewise.  Do not register types here.
2136         (lto_symtab_merge_decls_2): Likewise.
2137         (lto_symtab_merge_decls_1): Likewise.
2138         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
2139         * gimple.c (enum gtc_mode): Declare.
2140         (gimple_types_compatible_p): Make static.
2141
2142 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2143
2144         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2145         temporary register to match Pmode.
2146
2147 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2148
2149         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
2150         and *vec_concatv4si_1_avx.
2151
2152 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2153
2154         PR rtl-optimization/48927
2155         * ira-conflicts.c (commutative_constraint_p): Use
2156         recog_data.alternative_enabled_p to disable alternatives where
2157         "enabled" attribute is false.
2158         (get_dup_num): Ditto.
2159         * ira-lives.c (single_reg_class): Ditto.
2160         (ira_implicitly_set_insn_hard_regs): Ditto.
2161
2162 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2163
2164         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2165         (dataflow_set_preserve_mem_locs): Likewise.
2166
2167 2011-05-09  Philipp Thomas  <pth@suse.de>
2168
2169         * config/mep/mep.c (mep_validate_vliw): Syntax description
2170         should not be translated.
2171
2172 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
2173
2174         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
2175         * config/mips/mips-tables.opt: New file (generated).
2176         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
2177         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
2178         MIPS_ARCH_OPTION_NATIVE): Define.
2179         * config/mips/mips.c (mips_cpu_info_table): Move contents to
2180         mips-cpus.def.
2181         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
2182         mips_parse_cpu): Remove.
2183         (mips_cpu_info_from_opt, mips_default_arch): New.
2184         (mips_handle_option): Don't assert that global structures are in
2185         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
2186         (mips_option_override): Use new variables and functions to set
2187         state of these options.  Use strcmp to check for individual CPU names.
2188         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
2189         definition.
2190         * config/mips/mips.opt (march=): Use ToLower and Enum.
2191         (mips): Use ToLower, Enum and Var.
2192         (mtune=): Use ToLower and Enum.
2193         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
2194
2195 2011-05-08  Jan Hubicka  <jh@suse.cz>
2196
2197         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
2198         Arrange type pairs to be UID ordered.
2199         (gimple_lookup_type_leader): Make inline.
2200
2201 2011-05-09  Nick Clifton  <nickc@redhat.com>
2202
2203         PR target/48899
2204         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
2205         PROCESSOR_DEFAULT.
2206
2207         PR target/48897
2208         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
2209         variable 's'.
2210
2211 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
2212
2213         * combine.c (simplify_comparison): Abstract out parts into...
2214         (simplify_compare_const): ... new function.
2215         (try_combine): Generalize parallel arithmetic/compare combining
2216         to call simplify_compare_const() and CANONICALIZE_COMPARE().
2217
2218 2011-05-08  Jan Hubicka  <jh@suse.cz>
2219
2220         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
2221         (cgraph_create_virtual_clone): Call hooks once virtual clone
2222         is finished.
2223         * cgraph.h (cgraph_clone_node): Update prototype.
2224         * ipa-cp.c (ipcp_estimate_growth): Use
2225         estimate_ipcp_clone_size_and_time.
2226         * ipa-inline-transform.c (clone_inlined_nodes): Update.
2227         * lto-cgraph.c (input_node): Update.
2228         * ipa-inline.c (recursive_inlining): Update.
2229         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
2230         (evaluate_conditions_for_known_args): Break out from ...
2231         (evaluate_conditions_for_edge): ... here.
2232         (evaluate_conditions_for_ipcp_clone): New function.
2233         (inline_node_duplication_hook): Update clone summary based
2234         on parameter map.
2235         (estimate_callee_size_and_time): Rename to ...
2236         (estimate_node_size_and_time): take NODE instead of EDGE;
2237         take POSSIBLE_TRUTHS as argument.
2238         (estimate_callee_size_and_time): Update.
2239         (estimate_ipcp_clone_size_and_time): New function.
2240         (do_estimate_edge_time): Update.
2241
2242 2011-05-08  Richard Guenther  <rguenther@suse.de>
2243
2244         PR middle-end/48908
2245         PR middle-end/48905
2246         * expmed.c (expand_shift_1): Compute adjusted constant shift
2247         amount manually.
2248
2249 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2250
2251         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
2252
2253 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2254
2255         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
2256
2257 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
2258
2259         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
2260
2261 2011-05-07  Jan Hubicka  <jh@suse.cz>
2262
2263         * ipa-inline-transform.c (inline_call): Account when program size
2264         decreases.
2265         * ipa-inline.c (relative_time_benefit): New function.
2266         (edge_badness): Reorganize to be power 2 based; fix thinko when
2267         computing badness for negative growth; update comments to match
2268         reality; better dumps.
2269
2270 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
2271
2272         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
2273         type to bool and adjust comment.
2274         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
2275         (fold_mathfn_compare): Remove calls to global_bindings_p.
2276         (fold_inf_compare): Likewise.
2277         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
2278         * c-tree.h (global_bindings_p): Adjust prototype.
2279         * c-decl.c (global_bindings_p): Return bool and simplify.
2280
2281 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
2282
2283         PR tree-optimization/48837
2284         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2285         when accumulator transformation is performed.
2286
2287 2011-05-06  Jan Hubicka  <jh@suse.cz>
2288
2289         * i386.h (ix86_tune_indices): Add
2290         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
2291         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
2292         * i386.c (initial_ix86_tune_features): Add
2293         X86_SOFTARE_PREFETCHING_BENEFICIAL.
2294         (software_prefetching_beneficial_p): Remove predicate.
2295         (ix86_option_override_internal): Use new macro.
2296
2297 2011-05-06  Jan Hubicka  <jh@suse.cz>
2298
2299         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
2300
2301 2011-05-06  Jan Hubicka  <jh@suse.cz>
2302
2303         * cgraph.c (cgraph_add_thunk): Create real function node instead
2304         of alias node; finalize it and mark needed/reachale; arrange visibility
2305         to be right and add it into the corresponding same comdat group list.
2306         (dump_cgraph_node): Dump thunks.
2307         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
2308         cgraph_function_with_gimple_body_p,
2309         cgraph_first_function_with_gimple_body,
2310         cgraph_next_function_with_gimple_body): New functions.
2311         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
2312         New macros.
2313         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
2314         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2315         * cgraphunit.c (cgraph_finalize_function): Only look into possible
2316         devirtualization when optimizing.
2317         (verify_cgraph_node): Verify thunks.
2318         (cgraph_analyze_function): Analyze thunks.
2319         (cgraph_mark_functions_to_output): Output thunks only in combination
2320         with function they are assigned to.
2321         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
2322         alias into normal node.
2323         (assemble_thunks): New functoin.
2324         (cgraph_expand_function): Use it.
2325         * lto-cgraph.c (lto_output_node): Stream thunks.
2326         (input_overwrite_node): Stream in thunks.
2327         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
2328         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
2329         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
2330         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
2331         (inline_analyze_function): Do not care about thunk jump functions.
2332         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
2333         * ipa-prop.c (ipa_prop_write_jump_functions): Use
2334         cgraph_function_with_gimple_body_p.
2335         * passes.c (do_per_function_toporder): Use
2336         cgraph_function_with_gimple_body_p.
2337         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2338         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
2339         (function_called_by_processed_nodes_p): Likewise.
2340
2341 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
2342
2343         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
2344         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
2345         entries.
2346         (mabi=): Replace with separate entries for mabi=altivec,
2347         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
2348         mabi=ieeelongdouble and mabi=ibmlongdouble.
2349         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
2350         check for -mabi=spe without SPE ABI support here.
2351         (rs6000_handle_option): Replace OPT_mabi_ handling with
2352         OPT_mabi_altivec and OPT_mabi_spe handling.
2353
2354 2011-05-06  Cary Coutant  <ccoutant@google.com>
2355
2356         * dwarf2out.c (contains_subprogram_definition): New function.
2357         (should_move_die_to_comdat): Call it.
2358
2359 2011-05-06  Jeff Law  <law@redhat.com>
2360
2361         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
2362         remove_ctrl_stmt_and_useless_edges.
2363         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
2364         (fixup_template_block, thread_single_edge): Likewise.
2365         (mark_threaded_blocks): Use THREAD_TARGET.
2366
2367 2011-05-06  Alan Modra  <amodra@gmail.com>
2368
2369         PR target/48900
2370         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2371         const0_rtx as the arg to the dummy __tls_get_addr libcall.
2372
2373 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
2374
2375         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2376         constraint modifier to "r".
2377
2378 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
2379
2380         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
2381         fall through for OPT_mcmodel_.
2382
2383 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2384
2385         * config/s390/s390.c (s390_asm_trampoline_template): Comment
2386         instruction sizes.
2387         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2388
2389 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2390
2391         PR target/47930
2392         * config/arm/arm.opt (marm): Document it.
2393         (mthumb): Reject negative variant.
2394
2395 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
2396
2397         PR target/48898
2398         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
2399         Fix typo in "ccvt" variable name.
2400
2401 2011-05-06  Tristan Gingold  <gingold@adacore.com>
2402
2403         PR target/48895
2404         * config/vms/vms-ar.c (main): Remove cwd variable.
2405
2406 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
2407
2408         PR debug/48902
2409         * var-tracking.c (prepare_call_arguments): Move else before #endif.
2410
2411 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
2412
2413         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
2414         * gimplify.c (gimplify_switch_expr): Likewise.
2415         * omp-low.c (expand_omp_sections): Likewise.
2416         * tree-eh.c (lower_try_finally_switch): Likewise.
2417         (lower_eh_dispatch): Likewise.
2418         * tree.h (build_case_label): Declare.
2419         * tree.c (build_case_label): Define.
2420
2421 2011-05-05  Jason Merrill  <jason@redhat.com>
2422
2423         PR c++/40975
2424         * tree-inline.c (copy_tree_r): Use copy_statement_list.
2425         (copy_statement_list): Don't recurse.
2426         * stor-layout.c (copy_self_referential_tree_r): Don't allow
2427         STATEMENT_LIST.
2428
2429 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2430
2431         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
2432         through from -mfpu= handling.
2433         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
2434
2435 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
2436
2437         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
2438         POST_MODIFY.
2439
2440 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
2441
2442         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
2443         for 11.31.
2444         (hppa[12]*-*-hpux11*): Ditto.
2445         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
2446         * config/ia64/hpux-unix2003.h: New.
2447         * config/pa/pa-hpux1131.opt: New.
2448         * config/pa/pa-hpux1131.h: New.
2449         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
2450         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
2451         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
2452
2453 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
2454
2455         PR debug/48853
2456         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
2457         instead of mode as 3rd argument to recursive call.
2458         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
2459         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
2460         VOIDmode.
2461         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
2462         don't give up if mode is Pmode and mem_mode is not VOIDmode.
2463         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
2464         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
2465
2466 2011-05-05  Julian Brown  <julian@codesourcery.com>
2467
2468         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2469         parenthesis in D-register case.
2470
2471 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2472
2473         * opt-functions.awk (var_type_struct): Handle Enum options.
2474         * optc-gen.awk: Don't check range of variables of character type.
2475         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
2476         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
2477         rs6000_sdata_name, rs6000_explicit_options): Remove.
2478         (rs6000_option_override_internal): Check for -malign-power here.
2479         Use global_options_set instead of rs6000_explicit_options.
2480         (rs6000_parse_fpu_option): Remove.
2481         (rs6000_handle_option): Access variables via opts and opts_set
2482         pointers.  Use error_at and warning_at.  Add fall-through
2483         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
2484         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
2485         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
2486         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
2487         here.  Don't use rs6000_parse_fpu_option.
2488         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
2489         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
2490         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
2491         (mrecip=): Use Var.
2492         (mspe): Use Var and Save.
2493         (mtraceback=): Use Enum and Var.
2494         (rs6000_traceback_type): New Enum and EnumValue entries.
2495         (mfloat-gprs=): Use Enum, Var and Save.
2496         (rs6000_float_gprs): New Enum and EnumValue entries.
2497         (mlong-double-): use Var and Save.
2498         (msched-costly-dep=, minsert-sched-nops=): Use Var.
2499         (malign-): Use Enum and Var.
2500         (rs6000_alignment_flags): New Enum and EnumValue entries.
2501         (mfpu=): Use Enum.
2502         (fpu_type_t): New Enum and EnumValue entries.
2503         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2504         global_options_set instead of rs6000_explicit_options.
2505         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2506         global_options_set instead of rs6000_explicit_options.
2507         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2508         global_options_set instead of rs6000_explicit_options.
2509         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2510         global_options_set instead of rs6000_explicit_options.
2511         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
2512         global_options_set instead of rs6000_explicit_options.
2513         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2514         global_options_set instead of rs6000_explicit_options.
2515         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
2516         definition.
2517         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2518         global_options_set instead of rs6000_explicit_options.
2519         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
2520         (rs6000_cmodel): New Enum and EnumValue entries.
2521         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2522         global_options_set instead of rs6000_explicit_options.
2523         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
2524         (mtls-size=): Use Enum and Var.
2525         (rs6000_tls_size): New Enum and EnumValue entries.
2526
2527 2011-05-05  Michael Matz  <matz@suse.de>
2528
2529         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
2530         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
2531         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
2532         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
2533         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
2534         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
2535         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
2536         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
2537         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
2538         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
2539         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
2540         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
2541         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
2542         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
2543         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
2544         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
2545
2546 2011-05-05  Richard Guenther  <rguenther@suse.de>
2547
2548         * expmed.c (expand_variable_shift): Rename to ...
2549         (expand_shift_1): ... this.  Take an expanded shift amount.
2550         For rotates recurse directly not building trees for the shift amount.
2551         (expand_variable_shift): Wrap around expand_shift_1.
2552         (expand_shift): Adjust.
2553
2554 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
2555
2556         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
2557
2558 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
2559
2560         * tree.h (get_pending_sizes): Remove prototype.
2561         (put_pending_size): Likewise.
2562         (put_pending_sizes): Likewise.
2563         * stor-layout.c (pending_sizes): Delete.
2564         (get_pending_sizes): Likewise.
2565         (put_pending_size): Likewise.
2566         (put_pending_sizes): Likewise.
2567         (variable_size): Do not call put_pending_size and tidy up.
2568         * function.h (struct function): Remove dont_save_pending_sizes_p.
2569         * lto-streamer-in.c (input_function): Do not stream it.
2570         * lto-streamer-out.c (output_function): Likewise.
2571         * tree-inline.c (initialize_cfun): Do not copy it.
2572         * c-decl.c (store_parm_decls): Do not set it.
2573         * omp-low.c (create_task_copyfn): Likewise.
2574         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2575
2576 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
2577
2578         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
2579         conditions.
2580         (*movdf_internal): Ditto.
2581         (*movdf_internal_nointeger): Ditto.
2582         (*movsf_internal): Ditto.
2583
2584 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2585
2586         * c-decl.c (finish_decl): Don't call get_pending_sizes.
2587         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
2588         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
2589         (c_variable_size): Remove.
2590         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
2591         call put_pending_sizes.
2592         (get_parm_info): Add parameter expr.  Use it to set
2593         arg_info->pending_sizes.
2594         (store_parm_decls): Use arg_info->pending_sizes instead or calling
2595         get_pending_sizes.
2596         * c-parser.c (c_parser_parms_declarator): Update call to
2597         c_parser_parms_list_declarator.
2598         (c_parser_parms_list_declarator): Take parameter expr.  Update
2599         call to push_parm_decl.  Update recursive call.  Don't call
2600         get_pending_sizes.  Update calls to get_parm_info.
2601         (c_parser_objc_method_definition): Update calls to
2602         c_parser_objc_method_decl and objc_start_method_definition.
2603         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
2604         (c_parser_objc_method_decl): Add parameter expr.  Update call to
2605         grokparm.
2606         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
2607         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
2608         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
2609
2610 2011-05-05  Michael Hope  <michael.hope@linaro.org>
2611
2612         PR pch/45979
2613         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
2614         __ARM_EABI__ hosts.
2615
2616 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2617
2618         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2619         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2620         (spu_output_mi_thunk): New function.
2621
2622 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2623
2624         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
2625         targetm.asm_out.print_operand.
2626         * config/sol2.c: Include target.h.
2627
2628 2011-05-04  Jan Hubicka  <jh@suse.cz>
2629
2630         * ipa-inline.c (reset_edge_caches): New function.
2631         (update_caller_keys): Add check_inlinablity_for; do not
2632         reset edge caches; remove now unnecesary loop.
2633         (update_callee_keys): Add comments; reset node_growth_cache of callee.
2634         (update_all_callee_keys): Likewise.
2635         (inline_small_functions): Sanity check cache; update code
2636         recomputing it.
2637
2638 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
2639
2640         PR rtl-optimization/47612
2641         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
2642         as the last insn of the sequence to be moved.
2643
2644 2011-05-04  Tobias Burnus  <burnus@net-b.de>
2645
2646         PR fortran/48864
2647         * doc/invoke.texi (Ofast): Document that it
2648         enables Fortran's -fno-protect-parens.
2649
2650 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
2651
2652         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
2653
2654 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
2655
2656         * stor-layout.c (variable_size): Do not issue errors.
2657
2658 2011-05-04  Richard Guenther  <rguenther@suse.de>
2659
2660         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
2661         for array-ref indices.
2662         (tree_coverage_counter_addr): Likewise.
2663         (build_fn_info_type): Use size_int for index types.
2664         (build_gcov_info): Likewise.
2665
2666 2011-05-04  Richard Guenther  <rguenther@suse.de>
2667
2668         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
2669         to build_int_cst.
2670         * c-typeck.c (really_start_incremental_init): Use bitsize_int
2671         for constructor indices.
2672         (push_init_level): Likewise.
2673
2674 2011-05-04  Richard Guenther  <rguenther@suse.de>
2675
2676         * explow.c (promote_mode): Move variable declarations before code.
2677
2678 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
2679
2680         * tree.h (build_function_type_array): Declare.
2681         (build_varargs_function_type_array): Declare.
2682         (build_function_type_vec, build_varargs_function_type_vec): Define.
2683         * tree.c (build_function_type_array_1): New function.
2684         (build_function_type_array): New function.
2685         (build_varargs_function_type_array): New function.
2686
2687 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
2688
2689         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
2690         before setting STMT_VINFO_TYPE.
2691
2692 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2693
2694         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
2695         instead of spu_pass_by_reference.
2696
2697 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2698
2699         * calls.c (emit_library_call_value_1): Invoke
2700         promote_function_mode hook on libcall arguments.
2701         * explow.c (promote_function_mode, promote_mode): Handle TYPE
2702         argument being NULL.
2703         * targhooks.c (default_promote_function_mode): Lisewise.
2704         * config/s390/s390.c (s390_promote_function_mode): Likewise.
2705         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
2706
2707         * doc/tm.texi: Document that TYPE argument might be NULL.
2708
2709 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2710
2711         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
2712
2713 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2714
2715         From Bernd Schmidt
2716         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
2717
2718 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2719
2720         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
2721         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
2722         Move ...
2723         * mips-tfile.c: ... here.
2724         Don't include coretypes.h, tm.h, filenames.h.
2725         (saber_stop): Remove definition and all calls.
2726         [__SABER__]: Remove.
2727         (__LINE__): Remove default.
2728         (Size_t, Ptrdiff_t): Remove definitions.
2729         Replace by size_t, ptrdiff_t.
2730         [!MIPS_DEBUGGING_INFO]: Remove.
2731         (SHASH_SIZE, THASH_SIZE): Remove defaults.
2732         (progname): Add const.
2733         (STATIC): Remove.
2734         Replace all uses by static.
2735         (ALIGN_SYMTABLE_OFFSET): Remove default.
2736         * mips-tdump.c: Don't include coretypes.h, tm.h.
2737         Remove !MIPS_IS_STAB guard.
2738         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
2739         $(TM_H), filenames.h dependencies.
2740         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
2741
2742 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2743
2744         From Jie Zhang
2745         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
2746         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2747
2748 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2749
2750         From Bernd Schmidt
2751         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
2752         account and save/restore RETS.
2753         (PROFILE_BEFORE_PROLOGUE): Define.
2754         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
2755         the push insn to use predecrement.
2756
2757 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2758
2759         From Jie Zhang
2760         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
2761
2762 2011-05-04  Nick Clifton  <nickc@redhat.com>
2763
2764         * config/mn10300/mn10300.c: Include cfgloop.h.
2765         (DUMP): New macro.
2766         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
2767         Lcc or a FLcc insn into the instruction stream.
2768         (mn10300_block_contains_call): New function.  Returns true if the
2769         given basic block contains a CALL insn.
2770         (mn10300_loop_contains_call_insn): New function.  Returns true if
2771         the given loop contains a CALL insn.
2772         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
2773         to use the SETLB and Lcc or FLcc insns.
2774         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
2775         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
2776         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
2777         disable the SETLB optimization.
2778         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
2779         __SETLB__ or __NO_SETLB__.
2780         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
2781         (movsf_internal): Handle MDR register.
2782         (cmpsi): Make visible.
2783         (setlb): New pattern.
2784         (Lcc): New pattern.
2785         (FLcc): New pattern.
2786
2787 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
2788
2789         PR target/48860
2790         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
2791         for reg<->xmm moves.
2792         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
2793         (vec_concatv2di_rex64_sse): Ditto.
2794         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
2795         (*vec_extractv2di_1_rex64): Ditto.
2796
2797         Revert:
2798         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2799
2800         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
2801         reg<->xmm moves.
2802         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
2803
2804 2011-05-04  Richard Guenther  <rguenther@suse.de>
2805
2806         * tree.h (int_const_binop): Remove notrunc argument.
2807         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
2808         create integer constants that are properly truncated.
2809         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
2810         (const_binop): Remove zero notrunc argument to int_const_binop.
2811         (size_binop_loc): Likewise.
2812         (fold_div_compare): Likewise.
2813         (maybe_canonicalize_comparison_1): Likewise.
2814         (fold_comparison): Likewise.
2815         (fold_binary_loc): Likewise.
2816         (multiple_of_p): Likewise.
2817         * expr.c (store_constructor): Likewise.
2818         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2819         (maybe_fold_stmt_addition): Likewise.
2820         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2821         * stor-layout.c (layout_type): Likewise.
2822         * tree-data-ref.c (tree_fold_divides_p): Likewise.
2823         * tree-sra.c (build_ref_for_offset): Likewise.
2824         (build_user_friendly_ref_for_offset): Likewise.
2825         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
2826         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2827         * tree-ssa-loop-niter.c (inverse): Likewise.
2828         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
2829         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
2830         * tree-switch-conversion.c (check_range): Likewise.
2831         (build_constructors): Likewise.
2832         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2833         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
2834         (extract_range_from_assert): Likewise.
2835         (vrp_int_const_binop): Likewise.
2836         (extract_range_from_binary_expr): Likewise.
2837         (extract_range_from_unary_expr): Likewise.
2838         (check_array_ref): Likewise.
2839         (find_case_label_range): Likewise.
2840         (simplify_div_or_mod_using_ranges): Likewise.
2841         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
2842         comparing case labels for merging.
2843
2844 2011-05-03  Mark Wielaard  <mjw@redhat.com>
2845
2846         * dwarf2out.c (debug_str_hash_forced): Removed.
2847         (gen_label_for_indirect_string): Removed.
2848         (get_debug_string_label): Removed.
2849         (AT_string_form): Generate label directly.
2850         (output_indirect_string): Test indirect_string_node for
2851         DW_FORM_strp instead of checking label and refcount.
2852         (prune_indirect_string): Removed.
2853         (prune_unused_types): Don't check debug_str_hash_forced or
2854         call prune_indirect_string.
2855
2856 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
2857
2858         PR other/48093
2859         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
2860
2861 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
2862
2863         PR debug/47994
2864         PR debug/47919
2865         * combine.c (try_combine): Skip debug insns at m_split tests.
2866
2867 2011-04-26  Mark Wielaard  <mjw@redhat.com>
2868
2869         PR42288
2870         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
2871         when info_section_emitted.
2872
2873 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
2874
2875         * config/mips/mips-opts.h: New.
2876         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
2877         to mips-opts.h.
2878         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
2879         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
2880         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
2881         via opts pointer.
2882         * config/mips/mips.h (enum mips_code_readable_setting): Move to
2883         mips-opts.h.
2884         (mips_abi, mips_code_readable): Don't declare.
2885         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
2886         (mabi=): Use Enum and Var.
2887         (mips_abi): New Enum and EnumValue entries.
2888         (mcode-readable=): Use Enum and Var.
2889         (mips_code_readable_setting): New Enum and EnumValue entries.
2890         (mr10k-cache-barrier=): Use Enum and Var.
2891         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
2892
2893 2011-05-03  Jan Hubicka  <jh@suse.cz>
2894
2895         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
2896         replace hash by pointer map.
2897         (cgraph_node_set_element_def, cgraph_node_set_element,
2898         const_cgraph_node_set_element, varpool_node_set_element_def,
2899         varpool_node_set_element, const_varpool_node_set_element): Remove.
2900         (free_cgraph_node_set, free_varpool_node_set): New function.
2901         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
2902         * tree-emutls.c: Free varpool node set.
2903         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
2904         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
2905         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
2906         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
2907         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
2908         Move here from ipa.c; implement using pointer_map
2909         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
2910         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
2911         debug_cgraph_node_set, varpool_node_set_new,
2912         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
2913         dump_varpool_node_set, debug_varpool_node_set):
2914         Move to ipa-uitls.c.
2915         * passes.c (ipa_write_summaries): Update.
2916
2917 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2918
2919         From Mike Frysinger:
2920         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
2921         bf542/bf544/bf547/bf548/bf549.
2922
2923 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
2924
2925         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
2926
2927 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2928
2929         From Bernd Schmidt:
2930         * config/bfin/bfin.md (MOVCC): New mode_macro.
2931         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
2932         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
2933         comments from generated assembly.
2934
2935 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
2936
2937         From Bernd Schmidt
2938         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
2939         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
2940         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
2941         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
2942         * config/bfin/lib1funcs.asm (___muldi3): New function.
2943
2944 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2945
2946         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
2947         build_function_type_list instead of build_function_type.
2948         Rearrange initialization of `args' to do so.
2949
2950 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2951
2952         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
2953         instead of build_function_type.
2954
2955 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2956
2957         * config/rs6000/rs6000.c (spe_init_builtins): Call
2958         build_function_type_list instead of build_function_type.
2959         (paired_init_builtins, altivec_init_builtins): Likewise.
2960         (builtin_function_type): Likewise.
2961
2962 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2963
2964         * config/sh/sh.c (sh_media_init_builtins): Call
2965         build_function_type_list instead of build_function_type.
2966
2967 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2968
2969         * config/sparc/sparc.c (sparc_file_end): Call
2970         build_function_type_list instead of build_function_type.
2971
2972 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2973
2974         * config/alpha/alpha.c (alpha_init_builtins): Call
2975         build_function_type_list instead of build_function_type.
2976
2977 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2978
2979         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
2980         build_function_type_list instead of build_function_type.
2981
2982 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2983
2984         * config/iq2000/i2000.c (iq2000_init_builtins): Call
2985         build_function_type_list instead of build_function_type.
2986         Delete `endlink' variable.
2987
2988 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2989
2990         * config/avr/avr.c (avr_init_builtins): Call
2991         build_function_type_list instead of build_function_type.
2992
2993 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
2994
2995         * config/picochip/picochip.c (picochip_init_builtins): Call
2996         build_function_type_list instead of build_function_type.
2997         Delete `endlink' variable.
2998
2999 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3000
3001         * config/bfin/bfin.c (bfin_init_builtins): Call
3002         build_function_type_list instead of build_function_type.
3003
3004 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3005
3006         From Bernd Schmidt
3007         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
3008         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
3009
3010 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3011
3012         From Jie Zhang:
3013         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
3014         libbffastfp overrides libgcc when -mfast-fp.
3015
3016 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3017
3018         Originally from Bernd Schmidt
3019         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
3020         * config/bfin/bfin.c (override_options): Test it and error if
3021         TARGET_FDPIC.
3022
3023 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3024
3025         Originally From Bernd Schmidt
3026         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
3027         FD-PIC.
3028
3029 2011-05-03  Jeff Law  <law@redhat.com>
3030
3031         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
3032         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
3033         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
3034         than accessing AUX field directly.  Free the AUX field before
3035         clearing it.
3036         (thread_block, thread_through_loop_header): Likewise.
3037         (thread_single_edge, mark_threaded_blocks): Likewise.
3038         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
3039         (register_jump_thread): Do not attempt to thread to a NULL edge.
3040
3041 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3042
3043         * function.c (init_function_start): Call decide_function_section.
3044         * varasm.c (decide_function_section): New function.
3045         (assemble_start_function): When not using
3046         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
3047         or first_function_block_is_cold.
3048         * rtl.h (decide_function_section): Declare.
3049
3050 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3051             Jakub Jelinek  <jakub@redhat.com>
3052
3053         PR target/48774
3054         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
3055         only succeed if req_mode is the same as set_mode.
3056
3057 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3058
3059         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
3060         * genemit.c (gen_exp): Handle RETURN.
3061         * emit-rtl.c (verify_rtx_sharing): Likewise.
3062         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
3063         * rtl.c (copy_rtx): RETURN is shared.
3064         * rtl.h (enum global_rtl_index): Add GR_RETURN.
3065         (ret_rtx): New.
3066         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
3067         * config/s390/s390.c (s390_emit_epilogue): Likewise.
3068         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
3069         * config/cris/cris.c (cris_expand_return): Likewise.
3070         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
3071         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
3072         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
3073         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
3074         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
3075         Likewise.
3076         * config/v850/v850.c (expand_epilogue): Likewise.
3077         * config/bfin/bfin.c (bfin_expand_call): Likewise.
3078         * config/arm/arm.md (epilogue): Likewise.
3079         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
3080         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
3081         variable to ret_reg.
3082
3083 2011-05-03  Richard Guenther  <rguenther@suse.de>
3084
3085         PR lto/48846
3086         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3087         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
3088         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3089
3090 2011-05-03  Richard Guenther  <rguenther@suse.de>
3091
3092         * c-decl.c (grokdeclarator): Instead of looking at
3093         TREE_OVERFLOW check if the constant fits in the index type.
3094
3095 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3096
3097         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
3098         (vec_store_lanes<mode><mode>): Likewise.
3099
3100 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3101
3102         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
3103         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
3104         convert_optab_index values.
3105         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
3106         * genopinit.c (optabs): Initialize the new optabs.
3107         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
3108         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
3109         (expand_STORE_LANES): New functions.
3110         * tree.h (build_array_type_nelts): Declare.
3111         * tree.c (build_array_type_nelts): New function.
3112         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
3113         (vect_model_load_cost): Likewise.
3114         (vect_store_lanes_supported, vect_load_lanes_supported)
3115         (vect_record_strided_load_vectors): Declare.
3116         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
3117         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
3118         (vect_transform_strided_load): Split out statement recording into...
3119         (vect_record_strided_load_vectors): ...this new function.
3120         * tree-vect-stmts.c (create_vector_array, read_vector_array)
3121         (write_vector_array, create_array_ref): New functions.
3122         (vect_model_store_cost): Add store_lanes_p argument.
3123         (vect_model_load_cost): Add load_lanes_p argument.
3124         (vectorizable_store): Try to use store-lanes functions for
3125         interleaved stores.
3126         (vectorizable_load): Likewise load-lanes and loads.
3127         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
3128         to vect_model_store_cost.
3129         (vect_build_slp_tree): Likewise vect_model_load_cost.
3130
3131 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3132
3133         * hooks.h (hook_bool_mode_uhwi_false): Declare.
3134         * hooks.c (hook_bool_mode_uhwi_false): New function.
3135         * target.def (array_mode_supported_p): New hook.
3136         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
3137         * doc/tm.texi: Regenerate.
3138         * stor-layout.c (mode_for_array): New function.
3139         (layout_type): Use it.
3140         * config/arm/arm.c (arm_array_mode_supported_p): New function.
3141         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
3142
3143 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
3144
3145         PR target/48723
3146         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
3147         for -fstack-check if the size to allocate is negative.
3148
3149 2011-05-02  Lawrence Crowl  <crowl@google.com>
3150
3151         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
3152         (timevar_cond_start): New for starting a timer only when it is not
3153         already running.
3154         (timevar_cond_stop): New for stopping a timer when it was not already
3155         running.
3156
3157         * timevar.c (timevar_stop): Enable start/stop timers to start again.
3158         (timevar_cond_start): New as above.
3159         (timevar_cond_stop): New as above.
3160
3161         * timevar.def: Add start/stop timers for compiler phases,
3162         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
3163         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
3164         and TV_PHASE_FINALIZE.
3165         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
3166         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
3167         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
3168         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
3169         Make unused TV_OVERLOAD into a start/stop timer.
3170
3171         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
3172         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
3173         to indicate that they are start/stop timers.
3174
3175         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
3176         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
3177         Move initialization to do_compile.
3178         (do_compile): Add initialization from above.
3179         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
3180
3181         * c-decl.c (c_write_global_declarations): Add start/stop of
3182         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
3183
3184         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
3185         or TV_PARSE_INLINE, as appropriate.
3186         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
3187         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
3188
3189 2011-05-02  Jason Merrill  <jason@redhat.com>
3190
3191         PR c++/40975
3192         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
3193
3194 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
3195
3196         PR c/35445
3197         * c-decl.c (finish_decl): Only create a composite if the types are
3198         compatible.
3199
3200 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3201
3202         * config/fr30/fr30-protos.h (Mmode): Don't define.
3203         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
3204         definition where used.
3205         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
3206         define.  Expand definitions where used.
3207         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
3208         Expand definitions where used.
3209         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
3210         rx_function_arg, rx_function_arg_advance,
3211         rx_function_arg_boundary): Expand definitions of those macros.
3212         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
3213         definition where used.
3214
3215 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3216
3217         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3218         reg<->xmm moves.
3219         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
3220         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
3221         with *movv2sf_internal_rex64_avx.
3222         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
3223         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
3224         Use %v prefix in insn mnemonic to handle TARGET_AVX.
3225         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
3226         "vex" in "prefix" attribute calculation.
3227         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
3228
3229 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
3230
3231         PR target/47951
3232         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
3233         inputs match the output.
3234
3235 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
3236
3237         PR target/47955
3238         * config/m68k/m68k.c (m68k_expand_prologue): Set
3239         current_function_static_stack_size.
3240
3241 2011-05-02   Jan Hubicka  <jh@suse.cz>
3242
3243         * lto-streamer.c (lto_streamer_cache_insert_1,
3244         lto_streamer_cache_lookup, lto_streamer_cache_create,
3245         lto_streamer_cache_delete): Use pointer map instead of hashtable.
3246         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
3247
3248 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3249
3250         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
3251         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
3252         config/m68k/t-opts: New files.
3253         * config/m68k/m68k-tables.opt: New file (generated).
3254         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
3255         extra_options and m68k/t-opts to tmake_file.
3256         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
3257         (all_isas): Initialize using m68k-isas.def.
3258         (all_microarchs): Initialize using m68k-microarchs.def.
3259         (m68k_find_selection): Remove.
3260         (m68k_handle_option): Don't assert that global structures are in
3261         use.  Use error_at.  Access variables via opts pointer.  Don't
3262         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
3263         directly for -m68020-40 and -m68020-60.
3264         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
3265         m68k_tune_entry here.
3266         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
3267         to m68k-opts.h.
3268         (m68k_library_id_string): Remove declaration.
3269         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
3270         (m68k_library_id_string): New Variable.
3271         (march=, mcpu=, mtune=): Use Enum and Var.
3272
3273 2011-05-02  Richard Guenther  <rguenther@suse.de>
3274
3275         * varasm.c (output_constructor_regular_field): Compute zero-based
3276         index with double-ints.  Make sure to ICE instead of producing
3277         wrong code.
3278         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
3279         in asserts.  Properly use a signed type.
3280
3281 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3282
3283         * config/i386/sse.md (V): New mode iterator.
3284         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
3285         TARGET_SSE2.
3286         (V_256): Rename from AVX256MODE.
3287         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
3288         condition to all users.
3289         (VF1): Ditto.
3290         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
3291         condition to all users.
3292         (VF_128): Make V4SF mode unconditional.
3293         (VF_256): Rename from AVX256MODEF2P.
3294         (VI4F_128): Rename from SSEMODE4S.
3295         (VI8F_128): Rename from SSEMODE2D.
3296         (VI4F_256): Rename from AVX256MODE8P.
3297         (VI8F_256): Rename from AVX256MODE4P.
3298         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
3299         (ssescalarmodesuffix): Remove SF and DF modes.
3300         (SSEMODE124): Remove.
3301         (SSEMODE1248): Ditto.
3302         (SSEMODEF2P): Ditto.
3303         (AVXMODEF2P): Ditto.
3304         (AVXMODEFDP): Ditto.
3305         (AVXMODEFSP): Ditto.
3306         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
3307         unconditional.
3308         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
3309         unconditional.
3310         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
3311         xop_pcmov_<mode>256.  Use V mode iterator.
3312
3313         Adjust RTX patterns globally for renamed mode attributes.
3314
3315 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3316
3317         * haifa-sched.c (sched_emit_insn): Emit insn before first
3318         non-scheduled insn.  Inform back-end about new insn.  Add
3319         new insn to scheduled_insns list.
3320
3321 2011-05-02  Richard Guenther  <rguenther@suse.de>
3322
3323         PR tree-optimization/48822
3324         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
3325         (process_scc): Indicate which iteration we start.
3326
3327 2011-05-02  Jan Hubicka  <jh@suse.cz>
3328
3329         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
3330         (lto_section_overrun): New.
3331         * lto-section-out.c (append_block): Rename to ...
3332         (lto_append_block): ... this one; export.
3333         (lto_output_1_stream): Move lto lto-streamer.h
3334         (lto_output_data_stream): Update.
3335         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
3336         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
3337         functions.
3338
3339 2011-05-02  Richard Guenther  <rguenther@suse.de>
3340
3341         * tree.c (tree_code_counts): New global array.
3342         (record_node_allocation_statistics): Count individual tree codes.
3343         (dump_tree_statistics): Dump individual code stats.
3344
3345 2011-05-01  Jan Hubicka  <jh@suse.cz>
3346
3347         * ipa-inline.c (caller_growth_limits): Fix thinko when
3348         looking for largest stack frame.
3349         * ipa-inline.h (dump_inline_summary): Declare.
3350         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
3351         on stack usage.
3352         (dump_inline_summary): Export.
3353         (debug_inline_summary): Declare as DEBUG_FUNCTION.
3354
3355 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
3356
3357         * reginfo.c (memory_move_cost): Change rclass argument type form
3358         'enum reg_class' to reg_class_t.
3359         * reload.h (memory_move_cost): Update prototype.
3360         * postreload.c reload_cse_simplify_set): Change type dclass var to
3361         reg_class_t.
3362         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
3363         Update prototype.
3364         (ira_allocate_and_set_costs): Change aclass argument type form
3365         'enum reg_class' to reg_class_t.
3366         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
3367         Change aclass argument type to reg_class_t.
3368         (update_conflict_hard_reg_costs): Change type aclass and pref vars
3369         to reg_class_t.
3370         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
3371         memory_move_cost call.
3372
3373         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
3374         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
3375         Change type tmp var to reg_class_t.
3376
3377 2011-04-30  Jan Hubicka  <jh@suse.cz>
3378
3379         * ipa-inline.c (can_inline_edge_p): Disregard limits when
3380         inlining into function with flatten attribute.
3381         (want_inline_small_function_p): Be more realistic about inlining
3382         cold calls where callee size grows.
3383
3384 2011-04-30  Jan Hubicka  <jh@suse.cz>
3385
3386         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
3387         flags.
3388
3389 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
3390
3391         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
3392         PRINT_OPERAND_PUNCT_VALID_P): Remove.
3393         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
3394         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
3395         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
3396         (print_operand): Rename to...
3397         (sparc_print_operand): ...this. Make static. Adjust
3398         sparc_print_operand function call.
3399         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
3400         functions.
3401
3402 2011-04-30  Jan Hubicka  <jh@suse.cz>
3403
3404         PR middle-end/48752
3405         * ipa-inline.c (early_inliner): Disable when doing late
3406         addition of function.
3407
3408 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
3409
3410         * dwarf2out.c (get_address_mode): New inline.
3411         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
3412         if not dwarf_strict emit
3413         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
3414         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
3415         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
3416         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
3417         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
3418         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
3419         mem_loc_descriptor callers.
3420         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
3421         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
3422         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
3423         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
3424         (base_types): New variable.
3425         (get_base_type_offset, calc_base_type_die_sizes,
3426         base_type_for_mode, mark_base_types, base_type_cmp,
3427         move_marked_base_types): New functions.
3428         (calc_die_sizes): Assert that die_offset is 0 or equal to
3429         next_die_offset.
3430         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
3431         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
3432         callers.  If not dwarf_strict, call mem_loc_descriptor even for
3433         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
3434         (gen_subprogram_die): Don't give up on call site parameters
3435         with non-integral or large integral modes.  Adjust
3436         mem_loc_descriptor callers.
3437         (prune_unused_types): Call prune_unused_types_mark on base_types
3438         vector entries.
3439         (resolve_addr): Call mark_base_types.
3440         (dwarf2out_finish): Call move_marked_base_types.
3441
3442         PR tree-optimization/48809
3443         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
3444         type.
3445         (gen_inbound_check): Don't compute index_expr - range_min in utype
3446         again, instead reuse SSA_NAME initialized in build_arrays.
3447         Remove two useless gsi_for_stmt calls.
3448
3449 2011-04-29  Jeff Law  <law@redhat.com>
3450
3451         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
3452
3453 2011-04-29  Martin Jambor  <mjambor@suse.cz>
3454
3455         * cgraph.h (cgraph_postorder): Remove declaration.
3456         * ipa-utils.h (ipa_free_postorder_info): Declare.
3457         (ipa_reverse_postorder): Likewise.
3458         * cgraphunit.c: Include ipa-utils.h.
3459         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
3460         * ipa-inline.c: Include ipa-utils.h.
3461         (ipa_inline): Update call to ipa_reverse_postorder.
3462         * ipa-pure-const.c (propagate_pure_const): Update call to
3463         ipa_reduced_postorder and ipa_print_order.  Call
3464         ipa_free_postorder_info to clean up.
3465         (propagate_nothrow): Likewise.
3466         * ipa-reference.c (propagate): Removed a useless call to
3467         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
3468         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
3469         * ipa.c: Include ipa-utils.h.
3470         (ipa_profile): Update call to ipa_reverse_postorder.
3471         (cgraph_postorder): Moved to...
3472         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
3473         (ipa_utils_print_order): Renamed to ipa_print_order.
3474         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
3475         comments.
3476         (ipa_free_postorder_info): New function.
3477         * passes.c: Include ipa-utils.h.
3478         (do_per_function_toporder): Update call to ipa_reverse_postorder.
3479         (ipa_write_summaries): Likewise.
3480         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
3481         (cgraphunit.o): Likewise.
3482         (ipa.o): Likewise.
3483         (ipa-inline.o): Likewise.
3484
3485 2011-04-29  Jan Hubicka  <jh@suse.cz>
3486
3487         * gcc.dg/tree-ssa/inline-10.c: New testcase.
3488         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
3489         * ipa-inline.h (clause_t): Turn into unsigned int.
3490         * ipa-inline-analysis.c (add_clause): Do more simplification.
3491         (and_predicates): Shortcut more cases.
3492         (predicates_equal_p): Move forward; check that clauses are properly
3493         ordered.
3494         (or_predicates): Shortcut more cases.
3495         (edge_execution_predicate): Rewrite as...
3496         (set_cond_stmt_execution_predicate): ... this function; handle
3497         __builtin_constant_p.
3498         (set_switch_stmt_execution_predicate): New .
3499         (compute_bb_predicates): New.
3500         (will_be_nonconstant_predicate): Update TODO.
3501         (estimate_function_body_sizes): Use compute_bb_predicates
3502         and free them later, always try to estimate if stmt is constant.
3503         (estimate_time_after_inlining, estimate_size_after_inlining):
3504         Gracefully handle optimized out edges.
3505         (read_predicate): Fix off by one error.
3506
3507 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
3508
3509         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
3510
3511 2011-04-27  Xinliang David Li  <davidxl@google.com>
3512
3513         * tree-profile.c (init_ic_make_global_vars): Set
3514         tls attribute on ic vars.
3515         * coverage.c (coverage_end_function): Initialize
3516         function_list with zero.
3517
3518 2011-04-29  Richard Guenther  <rguenther@suse.de>
3519
3520         * builtins.c (fold_builtin_classify_type): Use integer_type_node
3521         for the type of the result.
3522         (fold_builtin_isascii): Likewise.
3523         (fold_builtin_toascii): Use integer_type_node where appropriate.
3524         (fold_builtin_logb): Likewise.
3525         (fold_builtin_frexp): Likewise.
3526         (fold_builtin_strstr): Likewise.
3527         (fold_builtin_strpbrk): Likewise.
3528         (fold_builtin_fputs): Likewise.
3529         (fold_builtin_sprintf): Likewise.
3530         (fold_builtin_snprintf): Likewise.
3531         (fold_builtin_printf): Likewise.
3532         (do_mpfr_remquo): Use a proper type for the assigned constant.
3533         (do_mpfr_lgamma_r): Likewise.
3534         * dwarf2out.c (resolve_one_addr): Use size_int.
3535         * except.c (init_eh): Likewise.
3536         (assign_filter_values): Use integer_type_node for filter values.
3537         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
3538         indices.
3539         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
3540         for EH region numbers.
3541         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
3542         for the shift amount.
3543
3544 2011-04-29  Richard Guenther  <rguenther@suse.de>
3545
3546         * expr.h (expand_shift): Rename to ...
3547         (expand_variable_shift): ... this.
3548         (expand_shift): Take a constant shift amount.
3549         * expmed.c (expand_shift): Rename to ...
3550         (expand_variable_shift): ... this.
3551         (expand_shift): New wrapper around expand_variable_shift.
3552         * expr.c (convert_move, emit_group_load_1, emit_group_store,
3553         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
3554         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
3555         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
3556         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
3557         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
3558         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
3559         emit_store_flag_1, emit_store_flag): Likewise.
3560         * builtins.c (expand_builtin_signbit): Likewise.
3561         * calls.c (load_register_parameters): Likewise.
3562         * function.c (assign_parm_setup_block): Likewise.
3563         * lower-subreg.c (resolve_shift_zext): Likewise.
3564         * optabs.c (widen_bswap, expand_abs_nojump,
3565         expand_one_cmpl_abs_nojump, expand_float): Likewise.
3566         * spu/spu.c (spu_expand_extv): Likewise.
3567         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
3568
3569 2011-04-29  Richard Guenther  <rguenther@suse.de>
3570
3571         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
3572         for the remapped region number.
3573         * predict.c (build_predict_expr): Use integer_type_node for the
3574         predict kind.
3575         * fold-const.c (fold_binary_loc): Use integer_type_node for
3576         the shift amount.  Use a proper type for the PLUS_EXPR operand.
3577
3578 2011-04-29  Michael Matz  <matz@suse.de>
3579
3580         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
3581         other trees that just builtins.
3582         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
3583
3584 2011-04-29  Richard Guenther  <rguenther@suse.de>
3585
3586         * tree-nested.c (get_trampoline_type): Use size_int.
3587         (get_nl_goto_field): Likewise.
3588         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
3589         for all indexes.
3590         (lower_eh_constructs_2): Likewise.
3591         (lower_resx): Likewise.
3592         (lower_eh_dispatch): Likewise.
3593         * tree-mudflap.c (mf_build_string): Use size_int.
3594         (mudflap_register_call): Use integer_type_node for the flag.
3595         (mudflap_enqueue_constant): Use size_int.
3596         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
3597         instead of rebuilding it.
3598
3599 2011-04-29  Richard Guenther  <rguenther@suse.de>
3600
3601         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
3602         Handle OBJ_TYPE_REF.
3603         (find_func_aliases_for_call): Use it more consistently.
3604
3605 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
3606
3607         * haifa-sched.c (last_nondebug_scheduled_insn): New.
3608         (rank_for_schedule): Use it.
3609         (schedule_block): Set it.
3610
3611 2011-04-28  David Li  <davidxl@google.com>
3612
3613         * tree.c (crc32_string): Use crc32_byte.
3614         (crc32_byte): New function.
3615         * tree.h (crc32_byte): New function.
3616         * gcov.c (read_graph_file): Handle new cfg_cksum.
3617         (read_count_file): Ditto.
3618         * profile.c (instrument_values): Ditto.
3619         (get_exec_counts): Ditto.
3620         (read_profile_edge_counts): Ditto.
3621         (compute_branch_probabilities): Ditto.
3622         (compute_value_histograms): Ditto.
3623         (branch_prob): Ditto.
3624         (end_branch_prob): Ditto.
3625         * coverage.c (read_counts_file): Ditto.
3626         (get_coverage_counts): Ditto.
3627         (tree_coverage_counter_addr): Ditto.
3628         (coverage_checksum_string): Ditto.
3629         (coverage_begin_output): Ditto.
3630         (coverage_end_function): Ditto.
3631         (build_fn_info_type): Ditto.
3632         (build_fn_info_value): Ditto.
3633         * libgcov.c (gcov_exit): Ditto.
3634         * gcov-dump.c (tag_function): Ditto.
3635         (compute_checksum): Remove.
3636
3637 2011-04-29  Alan Modra  <amodra@gmail.com>
3638
3639         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3640         unspec plus offset.  Tidy macho code.
3641
3642 2011-04-29  Martin Jambor  <mjambor@suse.cz>
3643
3644         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
3645         node instead of a decl.  Update all callers.
3646         * cgraph.h: Update declaration.
3647
3648 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
3649
3650         PR tree-optimization/48765
3651         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
3652         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
3653         to indicate if loop aware SLP is being used.  Scan the statements
3654         and update the vectorization factor according to the type of
3655         vectorization before statement analysis.
3656         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
3657         pass it to vect_analyze_loop_operations.
3658         (vectorizable_reduction): Set number of copies to 1 in case of pure
3659         SLP statement.
3660         * tree-vect-stmts.c (vectorizable_conversion,
3661         vectorizable_assignment, vectorizable_shift,
3662         vectorizable_operation, vectorizable_type_demotion,
3663         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
3664         Likewise.
3665         (vectorizable_condition): Move the check that it is not SLP
3666         vectorization before the number of copies check.
3667         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
3668         to vectorize the loop using SLP.
3669
3670 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
3671
3672         PR middle-end/48597
3673         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
3674         inline asm.
3675
3676 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
3677
3678         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
3679         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
3680         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3681         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3682         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
3683         linux*.h headers.
3684         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
3685         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3686         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3687         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3688         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3689         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
3690         REG_NAME.
3691         * config/i386/linux.h (REG_NAME): Don't define.
3692         * config/i386/linux64.h (REG_NAME): Don't define.
3693         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
3694         Undefine before defining.
3695
3696 2011-04-28  Jan Hubicka  <jh@suse.cz>
3697
3698         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
3699         nonconstant_names array.
3700         (estimate_function_body_sizes): Build nonconstant_names array; handle
3701         BUILT_IN_CONSTANT_P.
3702
3703 2011-04-28  Richard Guenther  <rguenther@suse.de>
3704
3705         PR bootstrap/48804
3706         Revert
3707         2011-04-28  Richard Guenther  <rguenther@suse.de>
3708
3709         * tree-ssa-structalias.c (solve_constraints): Build succ graph
3710         as late as possible.
3711
3712 2011-04-28  Richard Guenther  <rguenther@suse.de>
3713
3714         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
3715         (debug_constraint): Do it here.
3716         (dump_constraints): And here.
3717         (rewrite_constraints): And here.
3718         (dump_constraint_edge): Remove.
3719         (dump_constraint_graph): Rewrite to produce DOT output.
3720         (solve_constraints): Build succ graph as late as possible.
3721         Dump constraint graphs before and after solving.
3722
3723 2011-04-28  Richard Guenther  <rguenther@suse.de>
3724
3725         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3726         New function split out from ...
3727         (find_func_aliases): ... here.  Call it.
3728         (find_func_aliases_for_call): Likewise.
3729
3730 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3731
3732         * internal-fn.h (internal_fn_name_array): Declare.
3733         (internal_fn_flags_array): Likewise.
3734
3735 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
3736
3737         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
3738         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
3739         Move from sse.md.
3740         (ssemodefsuffix): Remove.
3741         (ssevecmodesuffix): New mode attribute.
3742         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
3743         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3744         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3745         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3746         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
3747         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
3748         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
3749         ssemodesuffix mode attribute.
3750         (float splitters): Use ssevecmodesuffix mode attribute.
3751         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
3752         (sseinsmode): Rename from avxvecmode.
3753         (avxsizesuffix): Rename from avxmodesuffix.
3754         (sseintvecmode): Rename from avxpermvecmode.
3755         (ssedoublevecmode): Rename from ssedoublesizemode.
3756         (ssehalfvecmode): Rename from avxhalfvecmode.
3757         (ssescalarmode): Rename from avxscalarmode.
3758         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
3759         templates for ssemodesuffix mode attribute.
3760         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
3761         mode attribute.
3762
3763         Adjust RTX patterns globally for renamed mode attributes.
3764
3765 2011-04-27  Jan Hubcika  <jh@suse.cz>
3766
3767         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
3768         * ipa-inline-analysis.c: Include alloc-pool.h.
3769         (edge_predicate_pool): New.
3770         (trye_predicate_p): New function
3771         (false_predicate_p): New function.
3772         (add_clause): Sanity check that false clauses are "optimized";
3773         never add clauses to predicate that is already known to be false.
3774         (and_predicate): Use flase_predicate_p.
3775         (evaulate_predicate): Rename to ...
3776         (evaluate_predicate): ... this one; update all callers; assert
3777         that false is not listed among possible truths.
3778         (dump_predicate): Use true_predicate_p.
3779         (account_size_time): Use false_predicate_p.
3780         (evaulate_conditions_for_edge): Rename to ...
3781         (evaluate_conditions_for_edge) ... this one.
3782         (edge_set_predicate): New function.
3783         (inline_edge_duplication_hook): Duplicate edge predicates.
3784         (inline_edge_removal_hook): Free edge predicates.
3785         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
3786         (dump_inline_summary): Update.
3787         (estimate_function_body_sizes): Set edge predicates.
3788         (estimate_calls_size_and_time): Handle predicates.
3789         (estimate_callee_size_and_time): Update.
3790         (remap_predicate): Add toplev_predicate; update comment.
3791         (remap_edge_predicates): New function.
3792         (inline_merge_summary): Compute toplev predicate; update.
3793         (read_predicate): New function.
3794         (read_inline_edge_summary): Use it.
3795         (inline_read_section): Likewise.
3796         (write_predicate): New function.
3797         (write_inline_edge_summary): Use it.
3798         (inline_write_summary): Likewise.
3799         (inline_free_summary): Free alloc pool and edge summary vec.
3800
3801 2011-04-27  Richard Guenther  <rguenther@suse.de>
3802
3803         * tree-ssa-structalias.c (changed_count): Remove.
3804         (changed): Use a bitmap.
3805         (unify_nodes): Adjust.
3806         (do_sd_constraint): Likewise.
3807         (do_ds_constraint): Likewise.
3808         (do_complex_constraint): Likewise.
3809         (solve_graph): Likewise.
3810
3811 2011-04-27  Jan Hubicka  <jh@suse.cz>
3812
3813         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
3814
3815 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
3816
3817         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
3818         (avx_vperm2f128_*_operand): Ditto.
3819         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
3820         Use avx_vpermilp_parallel in insn condition.
3821         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
3822         Use avx_vperm2f128_parallel in insn condition.
3823
3824 2011-04-27  Richard Guenther  <rguenther@suse.de>
3825
3826         * Makefile.in (tree-ssa-structalias.o): Remove
3827         gt-tree-ssa-structalias.h dependency.
3828         (GTFILES): Remove tree-ssa-structalias.c.
3829         * tree.c (allocate_decl_uid): New function.
3830         (make_node_stat): Use it.
3831         (copy_node_stat): Likewise.
3832         * tree.h (allocate_decl_uid): Declare.
3833         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
3834         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
3835         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
3836         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
3837         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
3838         (struct heapvar_map): Likewise.
3839         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
3840         heapvar_insert): Likewise.
3841         (make_heapvar_for): Rename to ...
3842         (make_heapvar): ... this.  Simplify.
3843         (fake_var_decl_obstack): New global var.
3844         (build_fake_var_decl): New function.
3845         (make_constraint_from_heapvar): Adjust.
3846         (handle_lhs_call): Likewise.
3847         (create_function_info_for): Likewise.
3848         (intra_create_variable_infos): Likewise.
3849         (init_alias_vars): Allocate fake_var_decl_obstack.
3850         (init_alias_heapvars, delete_alias_heapvars): Remove.
3851         (compute_points_to_sets): Do not call init_alias_heapvars.
3852         (ipa_pta_execute): Likewise.
3853         (delete_points_to_sets): Free fake_var_decl_obstack.
3854
3855 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3856
3857         * config/spu/divmovti4.c (union qword_UTItype): New data type.
3858         (si_from_UTItype, si_to_UTItype): New functions.
3859         (__udivmodti4): Use them to implement type-punning.
3860         * config/spu/multi3.c (union qword_TItype): New data type.
3861         (si_from_TItype, si_to_TItype): New functions.
3862         (__multi3): Use them to implement type-punning.
3863
3864 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3865
3866         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
3867
3868 2011-04-27  Jan Hubicka  <jh@suse.cz>
3869
3870         * ipa-prop.c (function_insertion_hook_holder): New holder.
3871         (ipa_add_new_function): New function.
3872         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
3873         Register/deregister holder.
3874
3875 2011-04-27  Richard Guenther  <rguenther@suse.de>
3876
3877         PR tree-optimization/48772
3878         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
3879
3880 2011-04-27  Richard Guenther  <rguenther@suse.de>
3881
3882         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
3883         TARGET_MEM_REF handling.
3884
3885 2011-04-27  Nick Clifton  <nickc@redhat.com>
3886
3887         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
3888         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
3889         (REG_CLASS_NAMES): Likewise.
3890         (REG_CLASS_CONTENTS): Likewise.
3891         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
3892         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
3893         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
3894         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
3895         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
3896         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
3897         duplicate register classes.
3898         (frv_class_likely_spilled_p): Likewise.
3899         (frv_register_move_cost): Likewise.
3900
3901         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
3902         end of the regno_reg_class array.
3903
3904 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
3905
3906         PR c/48742
3907         * c-typeck.c (build_binary_op): Don't wrap arguments if
3908         int_operands is true.
3909
3910 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
3911
3912         PR target/48767
3913         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
3914         targetm.calls.must_pass_in_stack for void type.
3915
3916 2011-04-26  Jan Hubicka  <jh@suse.cz>
3917
3918         * cgraphbuild.c (build_cgraph_edges): Update call
3919         of cgraph_create_edge and cgraph_create_indirect_edge.
3920         * cgraph.c (cgraph_create_edge_including_clones,
3921         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
3922         cgraph_update_edges_for_call_stmt_node): Do not take nest
3923         argument; do not initialize call_stmt_size/time.
3924         (dump_cgraph_node): Do not dump nest.
3925         (cgraph_clone_edge): Do not take loop_nest argument;
3926         do not propagate it; do not clone call_stmt_size/time.
3927         (cgraph_clone_node): Likewise.
3928         (cgraph_create_virtual_clone): Update.
3929         * cgraph.h (struct cgraph_edge): Remove
3930         call_stmt_size/call_stmt_time/loop_nest.
3931         (cgraph_create_edge, cgraph_create_indirect_edge,
3932         cgraph_create_edge_including_clones, cgraph_clone_node): Update
3933         prototype.
3934         * tree-emutls.c (gen_emutls_addr): Update.
3935         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
3936         loop_nest; handle indirect calls, too.
3937         (clone_inlined_nodes): Do not care about updating inline summaries.
3938         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
3939         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
3940         stream call_stmt_size/call_stmt_time/loop_nest.
3941         * ipa-inline.c (edge_badness): Update.
3942         (ipa_inline): dump summaries after inlining.
3943         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
3944         New.
3945         (inline_edge_summary): New function.
3946         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
3947         (inline_edge_removal_hook): Handle edge summaries.
3948         (inline_edge_duplication_hook): New hook.
3949         (inline_summary_alloc): Alloc hooks.
3950         (initialize_growth_caches): Do not register removal hooks.
3951         (free_growth_caches); Do not free removal hook.
3952         (dump_inline_edge_summary): New function.
3953         (dump_inline_summary): Use it.
3954         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
3955         (inline_update_callee_summaries): New function.
3956         (inline_merge_summary): Use it.
3957         (do_estimate_edge_time, do_estimate_edge_growth): Update.
3958         (read_inline_edge_summary): New function.
3959         (inline_read_section): Use it.
3960         (write_inline_edge_summary): New function.
3961         (inline_write_summary): Use it.
3962         (inline_free_summary): Free edge new holders.
3963         * tree-inline.c (copy_bb): Update.
3964
3965 2011-04-26  Jason Merrill  <jason@redhat.com>
3966
3967         * tree-eh.c (lower_try_finally_switch): Create the label along with
3968         the CASE_LABEL_EXPR.
3969
3970 2011-04-26  David S. Miller  <davem@davemloft.net>
3971             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3972
3973         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
3974         * configure: Regenerate.
3975
3976 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
3977
3978         PR target/48258
3979         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
3980         reduction.
3981         (VEC_reduc): New code iterator and splitters for vector reduction.
3982         (VEC_reduc_name): Ditto.
3983         (VEC_reduc_rtx): Ditto.
3984         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
3985         (reduc_<VEC_reduc_name>_v4sf): Ditto.
3986
3987         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3988         support for extracting SF on VSX.
3989
3990         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
3991         generating xscvspdp.
3992         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
3993         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
3994         double add, minimum, maximum vector reduction.
3995         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
3996         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
3997         optimize double vector reduction.
3998         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
3999
4000 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
4001
4002         * config/fr30/fr30.h (inhibit_libc): Don't define.
4003         * config/m32r/m32r-protos.h: Correct comment.
4004         * config/v850/v850.h (GHS_default_section_names,
4005         GHS_current_section_names): Use tree, not union tree_node *.
4006
4007 2011-04-26  Xinliang David Li  <davidxl@google.com>
4008
4009         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
4010         * c-family/c-opts.c (c_common_handle_option): Set
4011         warn_maybe_uninitialized.
4012         * opts.c (common_handle_option): Ditto.
4013         * common.opt:  New option.
4014         * tree-ssa.c (warn_uninit): Add one more parameter.
4015         (warn_uninitialized_var): Pass warning code.
4016         * tree-flow.h: Interface change.
4017
4018
4019 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4020
4021         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
4022         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
4023         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
4024
4025 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4026
4027         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
4028         * config/mips/mips.opt (mmips-tfile): Remove.
4029
4030         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
4031         mips-tdump reference to ...
4032         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
4033         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
4034         reference by Tru64 UNIX.
4035
4036 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
4037
4038         PR debug/48768
4039         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
4040         is error_mark_node, set value to NULL.
4041
4042         PR tree-optimization/48734
4043         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
4044         if return value from maybe_fold_*_comparsions isn't something
4045         the code is prepared to handle.
4046
4047 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
4048
4049         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
4050         mode check.
4051         (ext_QIreg_nomode_operands): Remove.
4052         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
4053         (*andsi_1): Ditto.
4054         (*andhi_1): Ditto.
4055
4056 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
4057
4058         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
4059
4060 2011-04-26  Richard Guenther  <rguenther@suse.de>
4061
4062         * c-typeck.c (build_unary_op): Do not expand array-refs via
4063         pointer arithmetic.  Only adjust qualifiers for function types.
4064
4065 2011-04-26  Richard Guenther  <rguenther@suse.de>
4066
4067         PR middle-end/48694
4068         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
4069         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
4070         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
4071         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
4072
4073 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
4074
4075         * doc/extend.texi: Document __underlying_type.
4076
4077 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
4078
4079         * config/rs6000/titan.md (automata_option "progress"): Remove.
4080
4081 2011-04-25  Jeff Law  <law@redhat.com>
4082
4083         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
4084
4085 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
4086
4087         * system.h (ENUM_BITFIELD): Remove.
4088
4089 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
4090             Eric Botcazou  <ebotcazou@adacore.com>
4091
4092         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
4093         for STORE_FLAG_VALUE==-1 case.
4094
4095 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
4096
4097         PR target/43804
4098         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
4099         LEGITIMATE_PIC_OPERAND_P.
4100
4101 2011-04-24  Jan Hubicka  <jh@suse.cz>
4102
4103         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
4104         WPA hack.
4105         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
4106         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
4107         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
4108         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
4109         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
4110         Sanity check predicate length.
4111         (remap_predicate): Likewise; sanity check jump functions.
4112         (inline_read_section, inline_write_summary): Sanity check
4113         predicate length.
4114
4115 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
4116
4117         PR other/48748
4118         * doc/extend.texi (Type Traits): Document __is_standard_layout,
4119         __is_literal_type, and __is_trivial; update throughout about
4120         possibly cv-qualified void types.
4121
4122 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
4123
4124         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
4125         testsuite and make it version agnostic.
4126
4127 2011-04-22  Jan Hubicka  <jh@suse.cz>
4128
4129         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
4130
4131 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
4132
4133         PR c/48685
4134         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
4135         to VOID_TYPE even around MODIFY_EXPR.
4136
4137 2011-04-22  Mike Stump  <mikestump@comcast.net>
4138
4139         * gensupport.c (read_md_rtx): Fix typo in comment.
4140         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
4141         comment.
4142
4143 2011-04-22  Jan Hubicka  <jh@suse.cz>
4144
4145         * gengtype.c (open_base_files): Add ipa-inline.h include.
4146         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
4147         ipa-prop.c; update all uses.
4148         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
4149         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
4150         merge summary of inlined function into former caller.
4151         * ipa-inline.c (max_benefit): Remove.
4152         (edge_badness): Compensate for removal of benefits.
4153         (update_caller_keys): Use
4154         reset_node_growth_cache/reset_edge_growth_cache.
4155         (update_callee_keys): Likewise.
4156         (update_all_callee_keys): Likewise.
4157         (inline_small_functions): Do not collect max_benefit; do not reset
4158         estimated_growth; call free_growth_caches and initialize_growth_caches.
4159         * ipa-inline.h (struct condition, type clause_t, struct predicate,
4160         struct size_time_entry): New structures.
4161         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
4162         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
4163         and estimated_growth.
4164         (edge_growth_cache_entry): New structure.
4165         (node_growth_cache, edge_growth_cache): New global vars.
4166         (estimate_growth): Turn into inline.
4167         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
4168         initialize_growth_caches, free_growth_caches): Declare.
4169         (estimate_edge_growth): Rewrite.
4170         (estimate_edge_time): Implement as inline cache lookup.
4171         (reset_node_growth_cache, reset_edge_growth_cache): New inline
4172         functions.
4173         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
4174         (NUM_CONDITIONS): New constant.
4175         (predicate_conditions): New enum.
4176         (IS_NOT_CONSTANT): New constant.
4177         (edge_removal_hook_holder): New var.
4178         (node_growth_cache, edge_growth_cache): New global vars.
4179         (true_predicate, single_cond_predicate, false_predicate,
4180         not_inlined_predicate, add_condition, add_clause, and_predicates,
4181         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
4182         dump_clause, dump_predicate, account_size_time,
4183         evaulate_conditions_for_edge): New functions.
4184         (inline_summary_alloc): Move to heap.
4185         (inline_node_removal_hook): Clear condition and entry vectors.
4186         (inline_edge_removal_hook): New function.
4187         (initialize_growth_caches, free_growth_caches): New function.
4188         (dump_inline_summary): Update.
4189         (edge_execution_predicate): New function.
4190         (will_be_nonconstant_predicate): New function.
4191         (estimate_function_body_sizes): Compute BB and constantness predicates.
4192         (compute_inline_parameters): Do not clear estimated_growth.
4193         (estimate_edge_size_and_time): New function.
4194         (estimate_calls_size_and_time): New function.
4195         (estimate_callee_size_and_time): New function.
4196         (remap_predicate): New function.
4197         (inline_merge_summary): New function.
4198         (do_estimate_edge_time): New function based on...
4199         (estimate_edge_time): ... this one.
4200         (do_estimate_edge_growth): New function.
4201         (do_estimate_growth): New function based on....
4202         (estimate_growth): ... this one.
4203         (inline_analyze_function): Analyze after deciding on jump functions.
4204         (inline_read_section): New function.
4205         (inline_read_summary): Use it.
4206         (inline_write_summary): Write all the new data.
4207         * ipa-prop.c (ipa_get_param_decl_index): Export.
4208         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
4209         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
4210         Declare.
4211         (ipa_get_lattice): Move here from ipa-cp.c
4212         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
4213         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
4214         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
4215         cgraph_edge_inlinable_p): Remove.
4216         * cgraphunit.c: Include ipainline.h
4217         (cgraph_process_new_functions): Update call of
4218         compute_inline_parameters.
4219
4220 2011-04-22  Richard Guenther  <rguenther@suse.de>
4221
4222         * tree.c (build_int_cst): Properly create canonicalized integer
4223         constants.
4224         (build_int_cst_type): Remove scary comments.
4225
4226 2011-04-22  Xinliang David Li  <davidxl@google.com>
4227
4228         * toplev.c (process_options): Enable -Werror=coverage-mismatch
4229         by default when -Wno-error is not specified.
4230         * opts-global.c (decode_options): Remove call to
4231         control_warning_options.
4232
4233 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4234
4235         PR tree-optimization/48717
4236         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
4237         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
4238
4239 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
4240
4241         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
4242         definition where used.
4243
4244 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4245
4246         PR c/48716
4247         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
4248         TREE_STATIC variables declared inside of some OpenMP construct.
4249
4250 2011-04-22  Martin Jambor  <mjambor@suse.cz>
4251
4252         PR middle-end/48585
4253         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
4254
4255 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
4256
4257         PR c/36750
4258         * c-typeck.c (pop_init_level): Do not warn about initializing
4259         with ` = {0}'.
4260
4261 2011-04-22  Alan Modra  <amodra@gmail.com>
4262
4263         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
4264         when returning call_cookie.
4265         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
4266         pointers, to functions with no more vector args than the current
4267         function, and some non-local calls for ABI_V4.
4268         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
4269         sibcall_nonlocal_aix64): Combine to ..
4270         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
4271         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
4272         (sibcall_value_nonlocal_aix<mode>): ..likewise.
4273         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
4274         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
4275         operand.
4276         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
4277         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
4278         sibcall_value_symbolic_64): Delete.
4279
4280 2011-04-21  Xinliang David Li  <davidxl@google.com>
4281
4282         * cgraph.h: Remove pid.
4283         * cgraph.c: Remove pid.
4284         * value-prof.c (init_node_map): New function.
4285         (del_node_map): New function.
4286         (find_func_by_funcdef_no): New function.
4287         (gimple_ic_transform): Call new function.
4288         * cgraphunit.c (cgraph_finalize_function): Remove pid.
4289         * function.c (get_last_funcdef_no): New function.
4290         * function.h (get_last_funcdef_no): New function.
4291         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
4292         to libgcov function.
4293         (tree-profiling): Call node map init and delete function.
4294
4295 2011-04-21  Ian Lance Taylor  <iant@google.com>
4296
4297         * godump.c (go_format_type): Use exported Go name for anonymous
4298         field name.
4299
4300 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4301
4302         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
4303         Call builtin_function_type_list instead of builtin_function_type.
4304         (UNARY, BINARY, TRINARY, QUAD): Likewise.
4305
4306 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4307
4308         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
4309         build_function_type_list instead of build_function_type.
4310         Delete variable `endlink'.
4311
4312 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4313
4314         * config/s390/s390.c (s390_init_builtins): Call
4315         build_function_type_list instead of build_function_type.
4316
4317 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4318
4319         * config/ia64/ia64.c (ia64_init_builtins): Call
4320         build_function_type_list instead of builtin_function_type.
4321
4322 2011-04-21  Easwaran Raman  <eraman@google.com>
4323
4324         * cfgexpand.c (stack_var): Remove OFFSET...
4325         (add_stack_var): ...and its reference here...
4326         (expand_stack_vars): ...and here.
4327         (stack_var_cmp): Sort by descending order of size.
4328         (partition_stack_vars): Change heuristic.
4329         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
4330         (dump_stack_var_partition): Add newline after each partition.
4331
4332 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
4333             Jeff Law  <law@redhat.com>
4334
4335         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
4336         * gengtype.c (matching_file_name_substitute): Likewise.
4337
4338 2011-04-21  Richard Guenther  <rguenther@suse.de>
4339
4340         PR lto/48703
4341         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
4342
4343 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
4344
4345         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
4346
4347 2011-04-21  Richard Guenther  <rguenther@suse.de>
4348
4349         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
4350         file name.
4351
4352 2011-04-21  Richard Guenther  <rguenther@suse.de>
4353
4354         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4355         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
4356         Use DECL_P, not SSA_VAR_P.
4357         (ptr_derefs_may_alias_p): Likewise.
4358         (ptr_deref_may_alias_ref_p_1): Likewise.
4359         (decl_refs_may_alias_p): Likewise.
4360         (refs_may_alias_p_1): Likewise.
4361         (ref_maybe_used_by_call_p_1): Likewise.
4362         (call_may_clobber_ref_p_1): Likewise.
4363         (indirect_ref_may_alias_decl_p): Assume indirect refrences
4364         are either MEM_REF or TARGET_MEM_REF.
4365         (indirect_refs_may_alias_p): Likewise.
4366         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
4367         for MEM_EXPR of indirect calls.
4368
4369 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4370
4371         * vmsdbgout.c (write_srccorr): Compute file length from the string.
4372         (dst_file_info_struct): Remove flen field.
4373         (lookup_filename): Remove code that set flen field.
4374
4375 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4376
4377         * config/ia64/ia64.c (ia64_start_function): Add a guard.
4378
4379 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
4380
4381         PR target/48708
4382         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
4383         vec_extract and vec_concat for non-SSE4_1 targets.
4384
4385 2011-04-21  Richard Guenther  <rguenther@suse.de>
4386
4387         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
4388         return statements.
4389
4390 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
4391
4392         * config/i386/cygming.h (union tree_node, TREE): Don't define or
4393         undefine.
4394         (FILE): Don't undefine.
4395
4396 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
4397
4398         * config/alpha/alpha.c (struct machine_function): Use rtx, not
4399         struct rtx_def *.
4400         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
4401         struct rtx_def *.
4402         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
4403         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
4404         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
4405         rtx_def *.
4406         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
4407         definitions where used.
4408         * config/microblaze/microblaze.h (struct microblaze_args): Use
4409         rtx, not struct rtx_def *.
4410         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
4411         rtx_def *.
4412         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
4413         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
4414         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
4415         not struct rtx_def *.
4416         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
4417         struct rtx_def *.
4418         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
4419         rtx_def *.
4420         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
4421
4422 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4423
4424         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
4425         operand_equal_p to compare DR_BASE_ADDRESSes.
4426         (vect_check_interleaving): Likewise.
4427
4428 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4429
4430         PR target/46329
4431         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
4432         for all Neon struct constants.
4433
4434 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4435
4436         * target.def (legitimate_constant_p): New hook.
4437         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
4438         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
4439         * doc/tm.texi: Regenerate.
4440         * hooks.h (hook_bool_mode_rtx_true): Declare.
4441         * hooks.c (hook_bool_mode_rtx_true): Define.
4442         * system.h (LEGITIMATE_CONSTANT_P): Poison.
4443         * calls.c (precompute_register_parameters): Replace uses of
4444         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
4445         (emit_library_call_value_1): Likewise.
4446         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
4447         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
4448         * ira-costs.c (scan_one_insn): Likewise.
4449         * recog.c (general_operand, immediate_operand): Likewise.
4450         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
4451         * reload1.c (init_eliminable_invariants): Likewise.
4452
4453         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
4454         mode argument.
4455         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
4456         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
4457         argument.
4458         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4459         * config/alpha/predicates.md (input_operand): Update call to
4460         alpha_legitimate_constant_p.
4461
4462         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
4463         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
4464         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
4465         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4466         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
4467         (arm_legitimate_constant_p): New functions.
4468         (arm_cannot_force_const_mem): Make static.
4469
4470         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
4471
4472         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
4473         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
4474         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
4475         instead of bfin_legitimate_constant_p.
4476         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
4477         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4478
4479         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
4480
4481         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
4482
4483         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
4484         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
4485         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4486         (frv_legitimate_constant_p): Make static.  Add a mode argument.
4487
4488         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
4489         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
4490         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
4491
4492         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
4493         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
4494         * config/i386/i386.c (legitimate_constant_p): Rename to...
4495         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
4496         argument.
4497         (ix86_cannot_force_const_mem): Update accordingly.
4498         (ix86_legitimate_address_p): Likewise.
4499         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4500         * config/i386/i386.md: Update commentary.
4501
4502         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
4503         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
4504         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4505         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
4506
4507         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
4508
4509         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
4510         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
4511         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4512         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
4513
4514         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
4515         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
4516         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
4517
4518         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
4519         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4520         (m32r_legitimate_constant_p): New function.
4521
4522         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
4523         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
4524         LEGITIMATE_CONSTANT_P.
4525         (LEGITIMATE_CONSTANT_P): Delete.
4526         * config/m68k/m68k.c (m68k_expand_prologue): Call
4527         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
4528         (m68k_legitimate_constant_p): New function.
4529         * config/m68k/m68k.md: Update comments.
4530
4531         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
4532         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4533         (mcore_legitimate_constant_p): New function.
4534
4535         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
4536         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
4537         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
4538         Add a mode argument.
4539         (mep_legitimate_address): Update accordingly.
4540         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4541
4542         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
4543         Delete.
4544         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
4545         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
4546         static.  Check OP's mode for VOIDmode.
4547         (microblaze_legitimate_constant_p): New function.
4548         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4549
4550         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
4551         * config/mips/mips.c (mips_legitimate_constant_p): New function.
4552         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
4553         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4554         * config/mips/predicates.md: Update comments.
4555
4556         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
4557         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
4558         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4559         (mmix_legitimate_constant_p): Make static, return a bool, and take
4560         a mode argument.
4561         (mmix_print_operand_address): Update accordingly.
4562
4563         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
4564         Delete.
4565         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
4566         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
4567         static.  Add a mode argument.
4568         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4569
4570         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
4571
4572         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
4573         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4574         (pa_legitimate_constant_p): New function.
4575
4576         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
4577
4578         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
4579         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4580         (pdp11_legitimate_constant_p): New function.
4581
4582         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
4583         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4584         (rs6000_legitimate_constant_p): New function.
4585
4586         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
4587         (rx_legitimate_constant_p): ...this.
4588         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
4589         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
4590         (rx_legitimate_constant_p): ...this.
4591         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4592         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
4593
4594         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
4595         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
4596         * config/s390/s390.c (legitimate_constant_p): Rename to...
4597         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
4598         and add a mode argument.
4599         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4600
4601         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
4602
4603         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
4604         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4605         (sh_legitimate_constant_p): New function.
4606
4607         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
4608         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
4609         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4610         (legitimate_constant_p): Rename to...
4611         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
4612         argument.
4613         (constant_address_p): Update accordingly.
4614
4615         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
4616         argument and return a bool.
4617         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
4618         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4619         (spu_legitimate_constant_p): Add a mode argument and return a bool.
4620         (spu_rtx_costs): Update accordingly.
4621         * config/spu/predicates.md (vec_imm_operand): Likewise.
4622
4623         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
4624
4625         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
4626         * config/v850/v850.c (v850_legitimate_constant_p): New function.
4627         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4628
4629         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
4630         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
4631         * config/vax/vax.c (legitimate_constant_p): Likewise.
4632
4633         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
4634         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4635         (xtensa_legitimate_constant_p): New function.
4636
4637 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4638
4639         * target.def (cannot_force_const_mem): Add a mode argument.
4640         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
4641         * doc/tm.texi: Regenerate.
4642         * hooks.h (hook_bool_mode_rtx_false): Declare.
4643         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
4644         (hook_bool_mode_const_rtx_true): Likewise.
4645         (hook_bool_mode_rtx_false): New function.
4646         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
4647         to be non-VOID.  Update call to cannot_force_const_mem.
4648         (find_reloads): Update accordingly.
4649         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
4650         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
4651         argument.
4652         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
4653         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
4654         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
4655         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
4656         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
4657         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
4658         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
4659         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
4660         (m68k_cannot_force_const_mem): ...this new function.
4661         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
4662         argument.
4663         (mips_const_insns, mips_legitimize_const_move): Update calls.
4664         (mips_secondary_reload_class): Likewise.
4665         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
4666         (pa_cannot_force_const_mem): ...this new function.
4667         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
4668         (rs6000_cannot_force_const_mem): ...this new function.
4669         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
4670         argument.
4671         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
4672         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
4673         to...
4674         (xtensa_cannot_force_const_mem): ...this new function.
4675
4676 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4677
4678         * config/mips/mips.c (mips16_build_function_stub): Call
4679         build_function_type_list instead of build_function_type.
4680         (mips16_build_call_stub): Likewise.
4681
4682 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4683
4684         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
4685         instead of build_function_type.
4686
4687 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4688
4689         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
4690         instead of build_function_type.
4691
4692 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
4693
4694         PR target/48678
4695         * config/i386/i386.md (insv): Change operand 0 constraint to
4696         "register_operand".  Change operand 1 and 2 constraint to
4697         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
4698         * config/i386/sse.md (sse4_1_pinsrb): Export.
4699         (sse2_pinsrw): Ditto.
4700         (sse4_1_pinsrd): Ditto.
4701         (sse4_1_pinsrq): Ditto.
4702         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
4703         * config/i386/i386.c (ix86_expand_pinsr): New.
4704
4705 2011-04-20  Easwaran Raman  <eraman@google.com>
4706
4707         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
4708         containing union type only with -fstrict-aliasing.
4709
4710 2011-04-20  Jim Meyering  <meyering@redhat.com>
4711
4712         Remove useless if-before-free tests.
4713         * calls.c (expand_call, save_area): Likewise.
4714         * cfgcleanup.c (try_forward_edges): Likewise.
4715         * collect2.c (collect_execute): Likewise.
4716         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
4717         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4718         * coverage.c (coverage_checksum_string): Likewise.
4719         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
4720         * cselib.c (cselib_init): Likewise.
4721         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
4722         (df_set_clean_cfg): Likewise.
4723         * function.c (free_after_compilation): Likewise.
4724         * gcc.c (do_spec_1, main): Likewise.
4725         * gcov.c (create_file_names): Likewise.
4726         * gensupport.c (identify_predicable_attribute): Likewise.
4727         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
4728         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
4729         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
4730         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
4731         * ipa-pure-const.c (local_pure_const): Likewise.
4732         * ipa-reference.c (propagate): Likewise.
4733         * ira-costs.c (free_ira_costs): Likewise.
4734         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
4735         * matrix-reorg.c (mat_free): Likewise.
4736         * prefix.c (get_key_value): Likewise.
4737         * profile.c (compute_value_histograms): Likewise.
4738         * reload1.c (free_reg_equiv): Likewise.
4739         * sched-deps.c (free_deps): Likewise.
4740         * sel-sched-ir.c (fence_clear): Likewise.
4741         * sese.c (set_rename, if_region_set_false_region): Likewise.
4742         * tree-data-ref.c (free_rdg): Likewise.
4743         * tree-eh.c (lower_try_finally): Likewise.
4744         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
4745         * tree-ssa-live.c (delete_var_map): Likewise.
4746         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
4747         * tree-ssa-pre.c (phi_trans_add): Likewise.
4748
4749 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
4750
4751         PR tree-optimization/48611
4752         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
4753         beyond ERT_MUST_NOT_THROW region.
4754
4755 2011-04-20  Catherine Moore  <clm@codesourcery.com>
4756
4757         * config/mips/mips.opt (mfix-24k): New.
4758         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
4759         * config/mips/mips.md (length): Increase by 4 for stores if
4760         fixing 24K errata.
4761         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
4762         all noreorder if fixing 24K errata.
4763         * doc/invoke.texi: Document mfix-24k.
4764
4765 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
4766
4767         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
4768         quad-word modes, reduce to 9-bit index range when above 1016 limit.
4769
4770 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
4771
4772         * config/arm/arm.c (arm_gen_constant): Move movw support ....
4773         (const_ok_for_op): ... to here.
4774
4775 2011-04-20  Kai Tietz  <ktietz@redhat.com>
4776
4777         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
4778         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
4779
4780 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
4781
4782         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
4783
4784 2011-04-20  Richard Guenther  <rguenther@suse.de>
4785
4786         PR tree-optimization/47892
4787         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
4788         are if-convertible.
4789
4790 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
4791
4792         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
4793
4794 2011-04-20  Tristan Gingold  <gingold@adacore.com>
4795
4796         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
4797
4798 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
4799
4800         PR target/18145
4801
4802         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
4803         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
4804         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4805         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
4806         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
4807
4808         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
4809         New prototype.
4810
4811         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
4812         (avr_asm_named_section, avr_asm_output_aligned_common,
4813         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
4814         New functions to update...
4815         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
4816         (avr_asm_init_sections): Overwrite section callbacks for
4817         data_section, bss_section.
4818         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
4819         from here to...
4820         (avr_file_end): ...here.
4821
4822 2011-04-20  Richard Guenther  <rguenther@suse.de>
4823
4824         PR middle-end/48695
4825         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
4826         objects and types here.  Adjust for their offset before comparing.
4827
4828 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
4829
4830         * tree-vect-stmts.c (vectorizable_store): Only chain one related
4831         statement per copy.
4832
4833 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
4834
4835         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
4836         (GIMPLE_H): Include $(INTERNAL_FN_H).
4837         (OBJS-common): Add internal-fn.o.
4838         (internal-fn.o): New rule.
4839         * internal-fn.def: New file.
4840         * internal-fn.h: Likewise.
4841         * internal-fn.c: Likewise.
4842         * gimple.h: Include internal-fn.h.
4843         (GF_CALL_INTERNAL): New gf_mask.
4844         (gimple_statement_call): Put fntype into a union with a new
4845         internal_fn field.
4846         (gimple_build_call_internal): Declare.
4847         (gimple_build_call_internal_vec): Likewise.
4848         (gimple_call_same_target_p): Likewise.
4849         (gimple_call_internal_p): New function.
4850         (gimple_call_internal_fn): Likewise.
4851         (gimple_call_fntype): Return null for internal calls.
4852         (gimple_call_set_fntype): Assert that the function is not internal.
4853         (gimple_call_set_fn): Likewise.
4854         (gimple_call_set_fndecl): Likewise.
4855         (gimple_call_set_internal_fn): New function.
4856         (gimple_call_addr_fndecl): Handle null functions.
4857         (gimple_call_return_type): Likewise null types.
4858         * gimple.c (gimple_build_call_internal_1): New function.
4859         (gimple_build_call_internal): Likewise.
4860         (gimple_build_call_internal_vec): Likewise.
4861         (gimple_call_same_target_p): Likewise.
4862         (gimple_call_flags): Handle calls to internal functions.
4863         (gimple_call_fnspec): New function.
4864         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
4865         (gimple_has_side_effects): Handle null functions.
4866         (gimple_rhs_has_side_effects): Likewise.
4867         (gimple_call_copy_skip_args): Handle calls to internal functions.
4868         * cfgexpand.c (expand_call_stmt): Likewise.
4869         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
4870         * gimple-fold.c (gimple_fold_call): Handle null functions.
4871         (gimple_fold_stmt_to_constant_1): Don't fold
4872         calls to internal functions.
4873         * gimple-low.c (gimple_check_call_args): Handle calls to internal
4874         functions.
4875         * gimple-pretty-print.c (dump_gimple_call): Likewise.
4876         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
4877         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
4878         (do_warn_unused_result): Likewise.
4879         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
4880         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
4881         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
4882         the target of a call.
4883         (initialize_hash_element): Update accordingly.
4884         (hashable_expr_equal_p): Use gimple_call_same_target_p.
4885         (iterative_hash_hashable_expr): Handle calls to internal functions.
4886         (print_expr_hash_elt): Likewise.
4887         * tree-ssa-pre.c (can_value_number_call): Likewise.
4888         (eliminate): Handle null functions.
4889         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
4890         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
4891         (find_func_aliases): Likewise.
4892         * value-prof.c (gimple_ic_transform): Likewise.
4893         (gimple_indirect_call_to_profile): Likewise.
4894         * lto-streamer-in.c (input_gimple_stmt): Likewise.
4895         * lto-streamer-out.c (output_gimple_stmt): Likewise.
4896
4897 2011-04-19  Jan Hubicka  <jh@suse.cz>
4898
4899         * ipa-inline-transform.c (save_inline_function_body): Add comments.
4900         * ipa-inline.c (inline_small_functions): Compute summaries first,
4901         populate heap later.
4902
4903 2011-04-19  Jan Hubicka  <jh@suse.cz>
4904
4905         * cgraph.h (save_inline_function_body): Remove.
4906         * ipa-inline-transform.c: New file, broke out of...
4907         * ipa-inline.c: ... this one; Update toplevel comment.
4908         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
4909         make global.
4910         (update_noncloned_frequencies): Move to ipa-inline-transform.c
4911         (cgraph_mark_inline_edge): Rename to inline_call; move to
4912         ipa-inline-transform.c.
4913         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
4914         move to ipa-inline-transform.c
4915         (recursive_inlining, inline_small_functions, flatten_function,
4916         ipa_inline, inline_always_inline_functions,
4917         early_inline_small_functions): Update.
4918         (inline_transform): Move to ipa-inline-transform.c.
4919         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
4920         Declare.
4921         * Makefile.in (ipa-inline-transform.o): New file.
4922         * cgraphunit.c (save_inline_function_body): Move to
4923         ipa-inline-transform.c
4924
4925 2011-04-19  DJ Delorie  <dj@redhat.com>
4926
4927         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
4928         registers if we already know there aren't any.
4929         (m32c_emit_epilogue): Don't emit a barrier here.
4930         (m32c_emit_eh_epilogue): Likewise.
4931         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
4932         operands at expand time.
4933         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
4934         int" wchar type.
4935         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
4936         duplicates.  Provide aliases instead.
4937         * config/m32c/prologue.md (eh_return): Emit a barrier here.
4938         (eh_epilogue): Add a "(return)" here as a hint to other parts of
4939         the compiler.
4940
4941 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
4942
4943         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
4944         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
4945         (general_or_i64_p, sparc_register_move_cost): New function.
4946
4947 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4948
4949         * doc/install.texi (Configuration, --enable-threads): Remove mach.
4950         Add lynx, mipssde.  Sort table.
4951
4952 2011-04-19  Xinliang David Li  <davidxl@google.com>
4953
4954         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
4955         not negative.
4956
4957 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
4958
4959         PR target/48678
4960         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
4961         is a SUBREG with non-MODE_INT mode inside of it.
4962
4963 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4964
4965         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
4966         also according to actual contants.
4967         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
4968         (gimple_fold_call): Use it.
4969         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
4970
4971 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4972
4973         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
4974         non-pointer assignments.
4975
4976 2011-04-19  Martin Jambor  <mjambor@suse.cz>
4977
4978         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
4979         account anc_offset and otr_type from the indirect edge info.
4980         * ipa-prop.c (get_ancestor_addr_info): New function.
4981         (compute_complex_ancestor_jump_func): Assignment analysis moved to
4982         get_ancestor_addr_info, call it.
4983         (ipa_note_param_call): Do not initialize information about polymorphic
4984         calls, return the indirect call graph edge.  Remove the last
4985         parameter, adjust all callers.
4986         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
4987         parameters.  Initialize polymorphic information in the indirect edge.
4988
4989 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
4990
4991         PR lto/48148
4992         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
4993         the types if they have different enumeration identifiers.
4994
4995 2011-04-19  Jan Hubicka  <jh@suse.cz>
4996
4997         * cgraph.h (cgraph_optimize_for_size_p): Declare.
4998         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
4999         * predict.c (cgraph_optimize_for_size_p): Break out from ...
5000         (optimize_function_for_size_p) ... here.
5001
5002 2011-04-19  Richard Guenther  <rguenther@suse.de>
5003
5004         PR lto/48207
5005         * tree.c (free_lang_data): Do not reset the decl-assembler-name
5006         langhook.
5007
5008 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
5009
5010         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
5011         if DECL_NO_INLINE_WARNING_P is set on the function.
5012
5013 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
5014
5015         PR fortran/47976
5016         * reload1.c (inc_for_reload): Return void. All callers changed.
5017         (emit_input_reload_insns): Don't try to delete previous output
5018         reloads to a register, or record spill_reg_store for autoincs.
5019
5020 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
5021
5022         * gengtype.h: Updated copyright year.
5023         (struct input_file_st): Add inpisplugin field.
5024         (type_fileloc): New function.
5025         * gengtype.c
5026         (write_typed_struct_alloc_def): Add gcc_assert.
5027         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
5028         (write_typed_alloc_defns): Don't output for plugin files.
5029         (input_file_by_name): Clear inpisplugin field.
5030         (main): Set inpisplugin field for plugin files.
5031
5032 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
5033
5034         * gengtype-state.c (string_eq): New.
5035         (read_state): Use string_eq instead of strcmp when creating the
5036         state_ident_tab.
5037
5038 2011-04-19  Wei Guozhi  <carrot@google.com>
5039
5040         PR target/47855
5041         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
5042         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
5043         linkage.
5044         * config/arm/constraints.md (Uu): New constraint.
5045         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
5046
5047 2011-04-19  Tristan Gingold  <gingold@adacore.com>
5048
5049         * config.gcc (-*-*-*vms): Added.
5050         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
5051         definitions moved.
5052         * config/vms/vms-ld.c: New file.
5053         * config/vms/vms-ar.c: New file.
5054         * config/vms/t-vmsnative: New file.
5055
5056 2011-04-18  Xinliang David Li  <davidxl@google.com>
5057
5058         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
5059
5060 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5061
5062         PR middle-end/48661
5063         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
5064         if TREE_TYPE (v) is non-NULL.
5065
5066         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
5067         gimple_get_virt_mehtod_for_binfo.
5068         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
5069         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
5070         callers.
5071         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
5072
5073 2011-04-18  Michael Matz  <matz@suse.de>
5074             Steve Ellcey  <sje@cup.hp.com>
5075
5076         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
5077         use its mode as source mode if it isn't VOIDmode.
5078
5079 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
5080
5081         * doc/passes.texi: Fill crossref nodes.
5082
5083 2011-04-18  Jim Meyering  <meyering@redhat.com>
5084
5085         Fix doubled-word typos in comments and strings
5086         * config/alpha/vms-unwind.h: s/for for/for/
5087         * config/arm/unwind-arm.h: Likewise.
5088         * config/microblaze/microblaze.c: Likewise.
5089         * config/sh/constraints.md: s/in in/in/
5090         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
5091
5092 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
5093
5094         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
5095         (AVX_FLOAT_MODE_P): Ditto.
5096         (AVX128_VEC_FLOAT_MODE_P): Ditto.
5097         (AVX256_VEC_FLOAT_MODE_P): Ditto.
5098         (AVX_VEC_FLOAT_MODE_P): Ditto.
5099         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
5100         (UNSPEC_MASKSTORE): Ditto.
5101         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
5102         Merge from <sse>_movmsk<ssemodesuffix> and
5103         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
5104         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
5105         iterator.
5106         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
5107         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
5108         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
5109
5110 2011-04-18  Jan Hubicka  <jh@suse.cz>
5111
5112         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
5113
5114         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
5115         (want_inline_function_called_once_p): Break out the logic from
5116         ipa_inline.
5117         (edge_badness): Ensure that profile is not misupdated.
5118         (lookup_recursive_calls): Prioritize by call frequencies.
5119         (inline_small_functions): Move program size estimates here;
5120         actually process whole queue even when unit growth has been
5121         met. (to properly compute inline_failed reasons and for the
5122         case unit size decrease.) Revisit comments on recursive inlining.
5123         (ipa_inline): Remove unit summary code; first inline hot calls
5124         of functions called once, cold calls next.
5125         (order, nnodes): Remove unused variables.
5126         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
5127         (GTFILES): Remove ipa-inline.c
5128         * sel-sched.c (fill_insns): Silence uninitialized var warning.
5129
5130 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5131
5132         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
5133
5134 2011-04-18  Jie Zhang  <jie@codesourcery.com>
5135             Richard Earnshaw  <rearnsha@arm.com>
5136
5137         * arm.c (neon_builtin_type_bits): Remove.
5138         (typedef enum neon_builtin_mode): New.
5139         (T_MAX): Don't define.
5140         (typedef enum neon_builtin_datum): Remove bits, codes[],
5141         num_vars and base_fcode.  Add mode, code and fcode.
5142         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
5143         VAR10): Change accordingly.
5144         (neon_builtin_data[]): Change accordingly
5145         (arm_init_neon_builtins): Change accordingly.
5146         (neon_builtin_compare): Remove.
5147         (locate_neon_builtin_icode): Remove.
5148         (arm_expand_neon_builtin): Change accordingly.
5149
5150         * arm.h (enum arm_builtins): Move to ...
5151         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
5152
5153         * arm.c (arm_builtin_decl): Declare.
5154         (TARGET_BUILTIN_DECL): Define.
5155         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
5156         (arm_builtin_decls[]): New.
5157         (arm_init_neon_builtins): Store builtin declarations in
5158         arm_builtin_decls[].
5159         (arm_init_tls_builtins): Likewise.
5160         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
5161         (arm_builtin_decl): New.
5162
5163 2011-04-18  Richard Guenther  <rguenther@suse.de>
5164
5165         * tree.c (upper_bound_in_type): Build properly canonicalized
5166         INTEGER_CSTs.
5167         (lower_bound_in_type): Likewise.
5168
5169 2011-04-18  Richard Guenther  <rguenther@suse.de>
5170
5171         * gimple.h (gimple_call_addr_fndecl): New function.
5172         (gimple_call_fndecl): Use it.
5173         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
5174         for direct calls.
5175         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
5176         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
5177
5178 2011-04-18  Richard Guenther  <rguenther@suse.de>
5179
5180         PR middle-end/48650
5181         * tree.c (build_string): STRING_CST is now derived from tree_typed.
5182
5183 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5184
5185         PR lto/48492
5186         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
5187         DECL_IN_CONSTANT_POOL without RTL.
5188
5189 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
5190             Ira Rosen  <ira.rosen@linaro.org>
5191
5192         PR target/48252
5193         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
5194         to match neon_vzip/vuzp/vtrn_internal.
5195         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
5196         outputs explicitly dependent on both inputs.
5197         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
5198
5199 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5200
5201         PR tree-optimization/48616
5202         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
5203         whether the shift is by scalar or vector based on whether all SLP
5204         scalar stmts have the same rhs.
5205
5206 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
5207
5208         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
5209         memory operands.
5210
5211 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
5212
5213         PR target/43700
5214         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
5215         registers.
5216
5217 2011-04-17  Jan Hubicka  <jh@suse.cz>
5218
5219         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
5220         * cgrpahunit.c (cgraph_finalize_function): Do not set
5221         finalized_by_frontend.
5222         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
5223         finalized_by_frontend.
5224
5225 2011-04-17  Jan Hubicka  <jh@suse.cz>
5226
5227         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
5228         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
5229         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
5230         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
5231         method.
5232         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
5233         gimple-fold.c
5234         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
5235
5236 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
5237
5238         PR lto/48538
5239         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
5240         is non-null before accessing it.
5241         (input_cgraph): Remove trailing spaces.
5242
5243 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5244
5245         * params.def (sms-min-sc): New param flag.
5246         * modulo-sched.c (sms_schedule): Use it.
5247         * doc/invoke.texi (sms-min-sc): Document it.
5248
5249 2011-04-17  Jan Hubicka  <jh@suse.cz>
5250
5251         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
5252         present, also set gimple_call_set_cannot_inline.
5253         * ipa-inline.c: Update toplevel comment.
5254         (MAX_TIME): Remove.
5255         (cgraph_clone_inlined_nodes): Fix linebreaks.
5256         (cgraph_check_inline_limits): Restructure to ...
5257         (caller_growth_limits): ... this one; be more tolerant
5258         on growth in nested inline chains; add explanatory comment;
5259         fix stack accounting thinko introduced by previous patch.
5260         (cgraph_default_inline_p): Remove.
5261         (report_inline_failed_reason): New function.
5262         (can_inline_edge_p): New function.
5263         (can_early_inline_edge_p): New function.
5264         (leaf_node_p): Move upwards in file.
5265         (want_early_inline_function_p): New function.
5266         (want_inline_small_function_p): New function.
5267         (want_inline_self_recursive_call_p): New function.
5268         (cgraph_edge_badness): Rename to ...
5269         (edge_badness) ... this one; fix linebreaks.
5270         (update_edge_key): Update call of edge_baddness; add
5271         detailed dump about queue updates.
5272         (update_caller_keys): Use can_inline_edge_p and
5273         want_inline_small_function_p.
5274         (cgraph_decide_recursive_inlining): Rename to...
5275         (recursive_inlining): Use can_inline_edge_p and
5276         want_inline_self_recursive_call_p; simplify and remove no longer
5277         valid FIXME.
5278         (cgraph_set_inline_failed): Remove.
5279         (add_new_edges_to_heap): Use can_inline_edge_p and
5280         want_inline_small_function_p.
5281         (cgraph_decide_inlining_of_small_functions): Rename to ...
5282         (inline_small_functions): ... this one; cleanup; use
5283         can/want predicates; cleanup debug ouput; work edges till fibheap
5284         is exhausted and do not stop once unit growth is reached; remove
5285         later loop processing remaining edges.
5286         (cgraph_flatten): Rename to ...
5287         (flatten_function): ... this one; use can_inline_edge_p
5288         and can_early_inline_edge_p predicates.
5289         (cgraph_decide_inlining): Rename to ...
5290         (ipa_inline): ... this one; remove unreachable nodes before
5291         inlining functions called once; simplify the pass.
5292         (cgraph_perform_always_inlining): Rename to ...
5293         (inline_always_inline_functions): ... this one; use
5294         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
5295         (cgraph_decide_inlining_incrementally): Rename to ...
5296         (early_inline_small_functions): ... this one; simplify
5297         using new predicates; cleanup; make dumps prettier.
5298         (cgraph_early_inlining): Rename to ...
5299         (early_inliner): newer inline regular functions into always-inlines;
5300         fix updating of call stmt summaries.
5301         (pass_early_inline): Update for new names.
5302         (inline_transform): Fix formating.
5303         (gate_cgraph_decide_inlining): Rename to ...
5304         (pass_ipa_inline): ... this one.
5305         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
5306         * ipa-inline-analysis.c (dump_inline_summary): Update.
5307         (compute_inline_parameters): Do not compute disregard_inline_limits;
5308         look for mismatching arguments.
5309         (estimate_growth): Fix handlig of non-trivial self recursion.
5310         (inline_read_summary): Do not read info->disregard_inline_limits.
5311         (inline_write_summary): Do not write info->disregard_inline_limits.
5312         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
5313         and move all checks into can_inline_edge_p predicate; re-enable code
5314         comparing optimization levels.
5315         (expand_call_inline): Do not test inline_forbidden_into_p.
5316         * Makefile.in (ipa-inline.o): Update arguments.
5317
5318 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5319
5320         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
5321
5322 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5323
5324         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
5325
5326 2011-04-17  Michael Matz  <matz@suse.de>
5327
5328         PR tree-optimization/48622
5329         PR lto/48645
5330         * ipa-inline-analysis.c (inline_read_summary): Read size/time
5331         in same order as they're written.
5332
5333 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5334
5335         * config/pa/predicates.md: Reorganize and simplify predicates.
5336         Eliminate duplicate code checks.
5337         (arith_operand): Rename to arith14_operand
5338         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
5339         * config/pa/pa.md: Use renamed operands.
5340         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
5341         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
5342         arith11_operand, adddi3_operand, indexed_memory_operand,
5343         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
5344         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
5345         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
5346         move_dest_operand, move_src_operand, prefetch_cc_operand,
5347         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
5348         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
5349         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
5350         div_operand, int5_operand, movb_comparison_operator,
5351         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
5352         arith_double_operand, ireg_operand, lhs_lshift_operand,
5353         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
5354         integer_store_memory_operand): Likewise.
5355         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
5356         (integer_store_memory_operand, read_only_operand,
5357         function_label_operand, borx_reg_operand,
5358         non_hard_reg_operand): Likewise.
5359         (eq_neq_comparison_operator): Delete unused operator.
5360         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
5361         function_label_operand.
5362         (emit_move_sequence): Likewise.
5363
5364 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
5365
5366         * config/i386/sse.md (sseunpackmode): New mode attribute.
5367         (ssepackmode): Ditto.
5368         (vec_pack_trunc_<mode>): Macroize expander from
5369         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
5370         (vec_unpacks_lo_<mode>): Macroize expander from
5371         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5372         (vec_unpacks_hi_<mode>): Macroize expander from
5373         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5374         (vec_unpacku_lo_<mode>): Macroize expander from
5375         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5376         (vec_unpacku_hi_<mode>): Macroize expander from
5377         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5378         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
5379         ix86_expand_sse4_unpack.
5380         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
5381
5382 2011-04-16  Jan Hubicka  <jh@suse.cz>
5383
5384         * cgraphbuild.c: Include ipa-inline.h.
5385         (reset_inline_failed): Use initialize_inline_failed.
5386         * cgraph.c: Include ipa-inline.h.
5387         (cgraph_create_node_1): Do not initialize estimated_growth.
5388         (initialize_inline_failed): More to ipa-inline-analysis.c
5389         (dump_cgraph_node): Do not dump inline flags.
5390         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
5391         and disregard_inline_limits flags.
5392         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
5393         time, size, estimated_growth.
5394         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
5395         Update.
5396         * cgraphunit.c (cgraph_decide_is_function_needed): Use
5397         DECL_DISREGARD_INLINE_LIMITS.
5398         (cgraph_analyze_function): Do not initialize
5399         node->local.disregard_inline_limits.
5400         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
5401         inlinable, versionable and disregard_inline_limits.
5402         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5403         cgraph_check_inline_limits, cgraph_default_inline_p,
5404         cgraph_edge_badness, update_caller_keys, update_callee_keys,
5405         add_new_edges_to_heap): Update.
5406         (cgraph_decide_inlining_of_small_function): Update; set
5407         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
5408         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
5409         cgraph_decide_inlining_incrementally): Update.
5410         * ipa-inline.h (inline_summary): Add inlinable, versionable,
5411         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
5412         time, size and estimated_growth parameters.
5413         (estimate_edge_growth): Update.
5414         (initialize_inline_failed): Declare.
5415         * ipa-split.c: Include ipa-inline.h
5416         (execute_split_functions): Update.
5417         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
5418         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
5419         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
5420         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
5421         estimated_growth to INT_MIN.
5422         (inline_node_duplication_hook): Likewise.
5423         (dump_inline_summary): Dump new fields.
5424         (compute_inline_parameters): Update.
5425         (estimate_edge_time, estimate_time_after_inlining,
5426         estimate_size_after_inlining, estimate_growth, inline_read_summary,
5427         inline_write_summary):
5428         (initialize_inline_failed): Move here from cgraph.c.
5429         * tree-sra.c: Include ipa-inline.h.
5430         (ipa_sra_preliminary_function_checks): Update.
5431         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
5432         ipa-inline.h.
5433
5434 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
5435
5436         * config/i386/sse.md (V16): New mode iterator.
5437         (VI1, VI8): Ditto.
5438         (AVXMODEQI, AVXMODEDI): Remove.
5439         (sse2, sse3): New mode attribute.
5440         (mov<mode>): Use V16 mode iterator.
5441         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
5442         (push<mode>1): Use V16 mode iterator.
5443         (movmisalign<mode>): Ditto.
5444         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
5445         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
5446         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
5447         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
5448         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
5449         avx_movdqu<avxmodesuffix>.
5450         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
5451         *avx_movdqu<avxmodesuffix>.
5452         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
5453         avx_lddqu<avxmodesuffix>.
5454         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
5455         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
5456         avx_movnt<AVXMODEDI:mode>.
5457         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
5458         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
5459
5460 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
5461
5462         PR target/48629
5463         * haifa-sched.c (prune_ready_list, schedule_block): Use
5464         sched_pressure_p rather than flag_sched_pressure.
5465
5466 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
5467
5468         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
5469         cgraph_get_node instead of cgraph_get_create_node.
5470
5471 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
5472
5473         * cfgexpand.c (expand_debug_expr): Use
5474         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
5475
5476 2011-04-15  Michael Matz  <matz@suse.de>
5477
5478         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
5479         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
5480         * function.c (gimplify_parameters): Ditto.
5481         * gimplify.c (gimplify_vla_decl): Ditto.
5482
5483         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
5484         (gimple_call_set_alloca_for_var): New inline function.
5485         (gimple_call_alloca_for_var_p): Ditto.
5486         * gimple.c (gimple_build_call_from_tree): Remember
5487         CALL_ALLOCA_FOR_VAR_P state.
5488         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
5489
5490         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
5491         calls if they were for VLA objects.
5492
5493 2011-04-15  Martin Jambor  <mjambor@suse.cz>
5494
5495         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
5496         of ADR_EXPRs.
5497
5498 2011-04-15  Martin Jambor  <mjambor@suse.cz>
5499
5500         PR middle-end/48601
5501         * tree-emutls.c (lower_emutls_function_body): Call
5502         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
5503         result is non-NULL.
5504
5505 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
5506
5507         * c-decl.c (detect_field_duplicates): Call
5508         objc_detect_field_duplicates instead of objc_get_interface_ivars.
5509
5510 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
5511
5512         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
5513         * gimple.c (gimple_asm_clobbers_memory_p): Define.
5514         * ipa-pure-const.c (check_stmt): Call it.
5515         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
5516
5517 2011-04-15  Richard Guenther  <rguenther@suse.de>
5518
5519         PR tree-optimization/48290
5520         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
5521         Properly decide inhibiting propagation based on the valueized
5522         operand.  Do loop-closed SSA form preserving here ...
5523         (init_copy_prop): ... not here.
5524
5525 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
5526
5527         PR target/48612
5528         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
5529         (*ieee_smax<mode>3): Likewise.
5530
5531 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5532
5533         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
5534         Replace match_operand with match_dup for the third operand in
5535         these expanders.
5536
5537 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
5538
5539         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
5540         to track processing of conditionals.  Update all callers.
5541         (try_combine, simplify_if_then_else): Update.
5542
5543 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
5544
5545         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
5546         -fsched-pressure.
5547
5548 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
5549
5550         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
5551         instead of match_operand for operand 3.
5552
5553 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
5554
5555         * recog.h (insn_operand_data): Add an "allows_mem" field.
5556         * genoutput.c (output_operand_data): Initialize it.
5557         * optabs.c (maybe_legitimize_operand_same_code): New function.
5558         (maybe_legitimize_operand): Use it when matching the original
5559         op->value.
5560
5561 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
5562
5563         * gimplify.c: Fix issues in comments throughout.
5564         (voidify_wrapper_expr): Fix long line.
5565         (build_stack_save_restore): Likewise.
5566         (gimplify_loop_expr): Likewise.
5567         (gimplify_compound_lval): Likewise.
5568         (gimplify_init_ctor_eval): Likewise.
5569         (gimplify_modify_expr_rhs): Likewise.
5570         (omp_notice_threadprivate_variable): Likewise.
5571
5572 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
5573
5574         * cfgexpand.c (expand_call_stmt): Convert the function type to the
5575         original one if this is not a builtin function.
5576
5577 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
5578
5579         PR target/48605
5580         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
5581         offset it as needed based on top 2 bits in operands[3], change
5582         MEM mode to SFmode and mask those 2 bits away from operands[3].
5583
5584 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
5585
5586         * c-parser.c (c_parser_objc_protocol_definition): Updated for
5587         change from objc_declare_protocols() to objc_declare_protocol().
5588
5589 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
5590
5591         * config/i386/sse.md (sse4_1): New mode attribute.
5592         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
5593         avx_blend<ssemodesuffix><avxmodesuffix> and
5594         sse4_1_blend<ssemodesuffix> using VF mode iterator.
5595         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
5596         avx_blendv<ssemodesuffix><avxmodesuffix> and
5597         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
5598         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
5599         avx_dp<ssemodesuffix><avxmodesuffix> and
5600         sse4_1_dp<ssemodesuffix> using VF mode iterator.
5601         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
5602         (sse4_1_packusdw): Merge with *avx_packusdw.
5603         (sse4_1_pblendvb): Merge with *avx_pblendvb.
5604         (sse4_1_pblendw): Merge with *avx_pblendw.
5605         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
5606         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
5607         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
5608         VF mode iterator.
5609         (sse4_1_round<ssescalarmodesuffix>): Merge with
5610         *avx_round<ssescalarmodesuffix>.
5611         (aesenc): Merge with *avx_aesenc.
5612         (aesenclast): Merge with *avx_aesenclast.
5613         (aesdec): Merge with *avx_aesdec.
5614         (aesdeclast): Merge with *avx_aesdeclast.
5615         (pclmulqdq): Merge with *pclmulqdq.
5616         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
5617         New predicate.
5618         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
5619
5620 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
5621
5622         PR middle-end/48608
5623         * cfgexpand.c (get_decl_align_unit): Renamed to ...
5624         (align_local_variable): This.  Update DECL_ALIGN.
5625         (add_stack_var): Updated.
5626         (expand_one_stack_var): Likewise.
5627
5628 2011-04-14  Richard Guenther  <rguenther@suse.de>
5629
5630         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
5631         Remove.
5632         (dse_initialize_block_local_data, dse_leave_block,
5633         record_voperand_set, get_stmt_uid): Likewise.
5634         (dse_possible_dead_store_p): Allow any kind of killing stmt.
5635         (dse_optimize_stmt): Remove voperand set handling code.
5636         Simplify and improve to handle any kind of killing stmt.
5637         (dse_record_phi): Remove.
5638         (dse_enter_block): Simplify.
5639         (tree_ssa_dse): Likewise.
5640         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
5641
5642 2011-04-14  Jan Hubicka  <jh@suse.cz>
5643
5644         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
5645         * cgraph.h (struct inline_summary): Move to ipa-inline.h
5646         (cgraph_local_info): Remove inline_summary.
5647         * ipa-cp.c: Include ipa-inline.h.
5648         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
5649         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
5650         accesor.
5651         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
5652         (input_overwrite_node): Do not set inline summary.
5653         (input_node): Do not stream inline summary.
5654         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
5655         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
5656         growth; we do not have inline parameters computed for that anyway.
5657         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
5658         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
5659         (inline_summary_t): New type and VECtor.
5660         (debug_inline_summary, dump_inline_summaries): Declare.
5661         (inline_summary): Use VOCtor.
5662         (estimate_edge_growth): Kill hack computing call stmt size directly.
5663         * lto-section-in.c (lto_section_name): Add inline section.
5664         * ipa-inline-analysis.c: Include lto-streamer.h
5665         (node_removal_hook_holder, node_duplication_hook_holder): New holders
5666         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
5667         (inline_summary_vec): Define.
5668         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
5669         dump_inline_summaries): New functions.
5670         (estimate_function_body_sizes): Properly compute size/time of outgoing
5671         calls.
5672         (compute_inline_parameters): Alloc inline_summary; do not compute
5673         size/time of incomming calls.
5674         (estimate_edge_time): Avoid missing time summary hack.
5675         (inline_read_summary): Read inline summary info.
5676         (inline_write_summary): Write inline summary info.
5677         (inline_free_summary): Free all hooks and inline summary vector.
5678         * lto-streamer.h: Add LTO_section_inline_summary section.
5679         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
5680         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
5681
5682 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5683
5684         * tree-vectorizer.h (vect_strided_store_supported): Add a
5685         HOST_WIDE_INT argument.
5686         (vect_strided_load_supported): Likewise.
5687         (vect_permute_store_chain): Return void.
5688         (vect_transform_strided_load): Likewise.
5689         (vect_permute_load_chain): Delete.
5690         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
5691         count argument.  Check that the count is a power of two.
5692         (vect_strided_load_supported): Likewise.
5693         (vect_permute_store_chain): Return void.  Update after above changes.
5694         Assert that the access is supported.
5695         (vect_permute_load_chain): Likewise.
5696         (vect_transform_strided_load): Return void.
5697         * tree-vect-stmts.c (vectorizable_store): Update calls after
5698         above interface changes.
5699         (vectorizable_load): Likewise.
5700         (vect_analyze_stmt): Don't check for strided powers of two here.
5701
5702 2011-04-14  Richard Guenther  <rguenther@suse.de>
5703
5704         PR tree-optimization/48590
5705         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
5706         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
5707         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
5708         BUILT_IN_STACK_SAVE.
5709         * tree-ssa-dce.c (propagate_necessity): Handle
5710         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
5711
5712 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
5713
5714         * c-parser.c (c_parser_objc_class_declaration): Updated call to
5715         objc_declare_class.
5716
5717 2011-04-14  Richard Guenther  <rguenther@suse.de>
5718
5719         * tree.h (get_object_alignment_1): Declare.
5720         * builtins.c (get_object_alignment_1): Split out worker from ...
5721         (get_object_alignment): ... here.
5722         * fold-const.c (get_pointer_modulus_and_residue): Use
5723         get_object_alignment_1.
5724
5725 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5726
5727         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
5728         type parameter.
5729         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
5730         parameter.  Generalise code to handle arrays as well as vectors.
5731         (vect_setup_realignment): Update accordingly.
5732         * tree-vect-stmts.c (vectorizable_store): Likewise.
5733         (vectorizable_load): Likewise.
5734
5735 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5736
5737         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
5738         within the per-copy loop.
5739
5740 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5741
5742         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
5743         in the dump file.
5744
5745 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5746
5747         * doc/options.texi (Negative): Explicitly mention that the
5748         Negative chain must be circular.
5749
5750 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
5751
5752         * function.h (block_chainon): Declare.
5753         * function.c (block_chainon): Define.
5754
5755 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
5756             Eric Weddington  <eric.weddington@atmel.com>
5757             Georg-Johann Lay  <avr@gjlay.de>
5758
5759         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
5760         New Includes
5761         (avr_init_builtins, avr_expand_builtin,
5762         avr_expand_delay_cycles, avr_expand_unop_builtin,
5763         avr_expand_binop_builtin ): New functions.
5764         (avr_builtin_id): New enum
5765         (struct avr_builtin_description): New struct
5766         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
5767         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
5768
5769         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
5770         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
5771         UNSPECV_DELAY_CYCLES): new enumeration values
5772         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
5773         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
5774         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
5775         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
5776         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
5777         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
5778         "fmulsu"): New insns
5779
5780         * config/avr/avr-c.c: fix line endings
5781         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
5782         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
5783         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
5784         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
5785         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
5786
5787         * doc/extend.texi (AVR Built-in Functions): New node
5788         (Target Builtins): Add documentation of AVR
5789         built-in functions.
5790
5791 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
5792
5793         PR target/44643
5794         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
5795         alone. Error if non-const data has attribute progmem.
5796
5797 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5798
5799         * tree.h (struct tree_constructor): Include tree_typed instead of
5800         tree_common.
5801         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
5802         TS_TYPED instead of TS_COMMON.
5803
5804 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
5805
5806         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
5807         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
5808         (sse2_psadbw): Merge with *avx_psadbw.
5809         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
5810         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
5811         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
5812         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
5813         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
5814         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
5815         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
5816         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
5817         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
5818         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
5819         (ssse3_palignrti): Merge with *avx_palignrti.
5820
5821 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5822
5823         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
5824         * tree-ssanames.c (fini_ssanames): VEC_free it.
5825         (make_ssa_name_fn): Update for VECness of free_ssanames.
5826         (release_ssa_name, release_dead_ssa_names): Likewise.
5827         * tree.h (struct tree_ssa_name): Include tree_typed instead of
5828         tree_common.
5829         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
5830         TS_TYPED instead of TS_COMMON.
5831
5832 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5833
5834         * postreload-gcse.c (gcse_after_reload_main): Add calls to
5835         statistics_counter_event.
5836         * tree-ssa-copyrename.c (stats): Define.
5837         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
5838         statistics_counter_event.
5839         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
5840         (bswap_stats, widen_mul_stats): Define.
5841         (insert_reciprocals): Increment rdivs_inserted.
5842         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
5843         rfuncs_inserted.  Add calls to statistics_counter_event.
5844         (execute_cse_sincos_1): Increment inserted.
5845         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
5846         statistics_counter_event.
5847         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
5848         of bswap_stats.  Add calls to statistics_counter_event.
5849         (convert_mult_to_widen): Increment widen_mults_inserted.
5850         (convert_plusminus_to_widen): Increment maccs_inserted.
5851         (convert_mult_to_fma): Increment fmas_inserted.
5852         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
5853         calls to statistics_counter_event.
5854
5855 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
5856
5857         PR rtl-optimization/48455
5858         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
5859         `temp_costs->mem_cost'.
5860
5861 2011-04-13  Jan Hubicka  <jh@suse.cz>
5862
5863         * ipa-inline.h: New file.
5864         * ipa-inline-analysis.c: New file. Broken out of ...
5865         * ipa-inline.c: ... this file; update toplevel comment;
5866         include ipa-inline.h
5867         (inline_summary): Move to ipa-inline.h
5868         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
5869         ipa-inline-analysis.c.
5870         (cgraph_estimate_time_after_inlining): Rename to
5871         estiamte_time_after_inlining; move to ipa-inline-analysis.c
5872         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
5873         to estimate_edge_growth.
5874         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
5875         rename to estimate_size_after_inlining.
5876         (cgraph_mark_inline_edge): Update for new naming convention.
5877         (cgraph_check_inline_limits): Likewise.
5878         (cgraph_edge_badness): Likewise.
5879         (cgraph_decide_recursive_inlining): Likewise.
5880         (cgraph_decide_inlining_of_small_functions): Likewise.
5881         (cgraph_decide_inlining_incrementally): Likewise.
5882         (cgraph_estimate_growth): Rename to estimate_growth; move to
5883         ipa-inline-analysis.c.
5884         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
5885         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
5886         (compute_inline_parameters): Likewise.
5887         (compute_inline_parameters_for_current): Likewise.
5888         (pass_inline_parameters): Likewise.
5889         (inline_indirect_intraprocedural_analysis): Likewise.
5890         (analyze_function): Rename to inline_analyze_function; likewise.
5891         (add_new_function): Move to ipa-inline-analysis.c.
5892         (inline_generate_summary): Likewise.
5893         (inline_read_summary): Likewise.
5894         (inline_write_summary): Likewise.
5895         * Makefile.in (ipa-inline-analysis.c): New file.
5896
5897 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5898
5899         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
5900         * configure: Regenerate.
5901
5902 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5903
5904         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
5905         instead of tree_common.
5906         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
5907         Likewise.
5908         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
5909         TS_TYPED rather than TS_COMMON.
5910         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
5911
5912 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
5913
5914         PR target/45263
5915         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
5916         r20 around calls of __tablejump_elpm__
5917
5918 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
5919
5920         PR middle-end/48591
5921         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
5922         NULL.
5923         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
5924
5925 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
5926
5927         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
5928         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
5929         (cfi_vec): New typedef.
5930         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
5931         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
5932         (cie_cfi_vec): New static variable.
5933         (cie_cfi_head): Delete.
5934         (add_cfi): Accept a cfi_vec * as first argument. All callers and
5935         declaration changed. Use vector rather than list operations.
5936         (new_cfi): Don't initialize the dw_cfi_next field.
5937         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
5938         rather than list operations.
5939         (lookup_cfa): Use vector rather than list operations.
5940         (output_cfis): New argument upto. Accept a cfi_vec rather than
5941         a dw_cfi_ref list head as argument. All callers changed.
5942         Iterate over the vector using upto as a maximum index.
5943         (output_all_cfis): New static function.
5944         (output_fde): Use vector rather than list operations. Use the
5945         new upto argument for output_cfis rather than manipulating a
5946         list.
5947         (dwarf2out_begin_prologue): Change initializations to match
5948         new struct members.
5949         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
5950         from the vector length rather than searching for the end of a list.
5951         Use output_all_cfis.
5952         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
5953
5954 2011-04-13  Nick Clifton  <nickc@redhat.com>
5955
5956         * config/rx/rx.md (movmemsi): Do not use this pattern when
5957         volatile pointers are involved.
5958
5959 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
5960
5961         * config/i386/sse.md (pinsrbits): Remove.
5962         (sse2_packsswb): Merge with *avx_packsswb.
5963         (sse2_packssdw): Merge with *avx_packssdw.
5964         (sse2_packuswb): Merge with *avx_packuswb.
5965         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
5966         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
5967         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
5968         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
5969         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
5970         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
5971         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
5972         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
5973         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
5974         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
5975         (sse2_loadld): Merge with *avx_loadld.
5976         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
5977         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
5978         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
5979         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
5980         (vec_concatv2di): Merge with *vec_concatv2di_avx.
5981
5982 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
5983
5984         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
5985         calling TREE_CHAIN.
5986         * print-tree.c (print_node): Likewise.
5987         * tree-inline.c (copy_tree_r): Likewise.
5988         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
5989         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
5990         instead of TS_COMMON.
5991         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
5992         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
5993         (copy_node_stat): Zero TREE_CHAIN only if necessary.
5994         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
5995         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
5996         ...and these...
5997         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
5998         * tree.h: ...here.
5999         (TREE_CHAIN): Check for a TS_COMMON structure.
6000         (TREE_TYPE): Check for a TS_TYPED structure.
6001
6002 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
6003
6004         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6005         cgraph_get_create_node instead of cgraph_node.
6006
6007 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6008
6009         * c-parser.c (c_parser_initelt): Updated call to
6010         objc_build_message_expr.
6011         (c_parser_postfix_expression): Likewise.
6012
6013 2011-04-12  Kai Tietz  <ktietz@redhat.com>
6014
6015         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
6016         MASK_MS_BITFIELD_LAYOUT bit.
6017
6018 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6019
6020         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
6021         assert it is always true.
6022         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
6023         moves.
6024
6025 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6026
6027         * c-parser.c (c_lex_one_token): Rewritten conditional used when
6028         compiling Objective-C to be more efficient.
6029
6030 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
6031
6032         * opts-common.c (decode_cmdline_options_to_array): Remove variable
6033         argv_copied.
6034
6035 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6036
6037         * recog.h, genoutput.c, optabs.c: Revert last patch.
6038
6039 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6040
6041         PR target/48090
6042         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
6043
6044 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6045
6046         * recog.h (insn_operand_data): Add an "allows_mem" field.
6047         * genoutput.c (output_operand_data): Initialize it.
6048         * optabs.c (maybe_legitimize_operand_same_code): New function.
6049         (maybe_legitimize_operand): Use it when matching the original
6050         op->value.
6051
6052 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6053
6054         * genpreds.c (process_define_predicate): Move most processing
6055         to gensupport.c.  Continue to validate the expression.
6056         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
6057         (process_define_predicate): Move processing to gensupport.c.
6058         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
6059         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
6060         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
6061         argument.
6062         (valid_predicate_name_p): New function, split out from old
6063         genpreds.c:process_define_predicate.
6064         (process_define_predicate): New function, combining code from
6065         old genpreds.c and genrecog.c functions.
6066         (process_rtx): Call it for DEFINE_PREDICATE and
6067         DEFINE_SPECIAL_PREDICATE.
6068
6069 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6070
6071         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
6072         size of a '%A' memory reference.
6073         (T_DREG, T_QREG): New neon_builtin_type_bits.
6074         (arm_init_neon_builtins): Assert that the load and store operands
6075         are neon_struct_operands.
6076         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
6077         (NEON_ARG_MEMORY): New builtin_arg.
6078         (neon_dereference_pointer): New function.
6079         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
6080         Handle NEON_ARG_MEMORY.
6081         (arm_expand_neon_builtin): Update after above interface changes.
6082         Use NEON_ARG_MEMORY for loads and stores.
6083         * config/arm/predicates.md (neon_struct_operand): New predicate.
6084         * config/arm/iterators.md (V_two_elem): Tweak formatting.
6085         (V_three_elem): Use BLKmode for accesses that have no associated mode.
6086         (V_four_elem): Tweak formatting.
6087         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
6088         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
6089         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
6090         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
6091         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
6092         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
6093         (neon_vst4<mode>): Replace pointer operand with a memory operand.
6094         Use %A in the output template.
6095         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
6096         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
6097         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
6098         the width of the memory access.  Remove post-increment.
6099         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
6100
6101 2011-04-12  Nick Clifton  <nickc@redhat.com>
6102
6103         * config/v850/v850.c (expand_prologue): Do not use the CALLT
6104         instruction for interrupt handlers if the target is the basic V850
6105         architecture.
6106         (expand_epilogue): Likewise.
6107
6108 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6109
6110         PR rtl-optimization/48549
6111         * combine.c (propagate_for_debug): Also stop after BB_END of
6112         this_basic_block.  Process LAST and just stop processing after it.
6113         (combine_instructions): If last_combined_insn has been deleted,
6114         set last_combined_insn to its PREV_INSN.
6115
6116 2011-04-12  Richard Guenther  <rguenther@suse.de>
6117
6118         PR tree-optimization/46076
6119         * gimple.h (struct gimple_statement_call): Add fntype field.
6120         (gimple_call_fntype): Adjust.
6121         (gimple_call_set_fntype): New function.
6122         * gimple.c (gimple_build_call_1): Set the call function type.
6123         * gimplify.c (gimplify_call_expr): Preserve the function
6124         type the frontend used for the call.
6125         (gimplify_modify_expr): Likewise.
6126         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
6127         function type.
6128         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
6129         function type.
6130         * tree-ssa.c (useless_type_conversion_p): Function pointer
6131         conversions are useless.
6132
6133 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6134
6135         * cgraph.h (cgraph_node): Remove function declaration.
6136         (cgraph_create_node): Declare.
6137         (cgraph_get_create_node): Likewise.
6138         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
6139         Updated all callers.
6140         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
6141         the decl does not already exist.  Call cgraph_get_create_node instead
6142         of cgraph_node.
6143         (cgraph_get_create_node): New function.
6144         (cgraph_same_body_alias): Update comment.
6145         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
6146         assert it does not return NULL.
6147         (cgraph_update_edges_for_call_stmt): Likewise.
6148         (cgraph_clone_edge): Likewise.
6149         (cgraph_create_virtual_clone): Likewise.
6150         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
6151         instead of cgraph_node.
6152         (cgraph_add_new_function): Call cgraph_create_node or
6153         cgraph_get_create_node instead of cgraph_node.
6154         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
6155         instead of cgraph_node.
6156         (record_eh_tables): Likewise.
6157         (mark_address): Likewise.
6158         (mark_load): Likewise.
6159         (build_cgraph_edges): Call cgraph_get_create_node instead
6160         of cgraph_node.
6161         (rebuild_cgraph_edges): Likewise.
6162         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
6163         instead of cgraph_node.
6164         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
6165         cgraph_node.
6166         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
6167         cgraph_create_node instead of cgraph_node.
6168         * c-decl.c (finish_function): Call cgraph_get_create_node instead
6169         of cgraph_node.
6170         * lto-cgraph.c (input_node): Likewise.
6171         * lto-streamer-in.c (input_function): Likewise.
6172         * varasm.c (mark_decl_referenced): Likewise.
6173         (assemble_alias): Likewise.
6174
6175 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6176
6177         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
6178         instead of cgraph_node and assert it does not return NULL.
6179         * lto-streamer-in.c (lto_read_body): Likewise.
6180         * omp-low.c (new_omp_context): Likewise.
6181         (create_task_copyfn): Likewise.
6182         * tree-emutls.c (lower_emutls_function_body): Likewise.
6183         * matrix-reorg.c (transform_allocation_sites): Likewise.
6184
6185 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6186
6187         PR c/48552
6188         * c-typeck.c (build_asm_expr): Error out on attempts to use
6189         void type outputs or inputs for constraints that allow reg or
6190         don't allow memory.
6191
6192 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
6193             Richard Earnshaw  <rearnsha@arm.com>
6194
6195         PR target/48250
6196         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
6197         to use sign-magnitude offsets. Reject unsupported unaligned
6198         cases. Add detailed description in comments.
6199         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
6200         condition from TARGET_32BIT to TARGET_ARM.
6201
6202 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
6203
6204         * tree.h (struct typed_tree): New.
6205         (struct tree_common): Include it instead of tree_base.
6206         (TREE_TYPE): Update for new location of type field.
6207         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
6208         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
6209         (union tree_node): Add typed field.
6210         * treestruct.def (TS_TYPED): New.
6211         * lto-streamer.c (check_handled_ts_structures): Handle it.
6212         * tree.c (MARK_TS_TYPED): New macro.
6213         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
6214
6215 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
6216
6217         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
6218         (force_nonfallthru): Do not alter the loop nest if no basic block
6219         was created.
6220
6221 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
6222
6223         * config/i386/sse.md (VI): New mode iterator.
6224         (SSEMODEI): Remove.
6225         (AVX256MODEI): Ditto.
6226         (AVXMODEF4P): Ditto.
6227         (avxvecpsmode): Ditto.
6228         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
6229         (sse2_andnot<mode>3): New expander.
6230         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
6231         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
6232         (<any_logic:code><mode>3): Use VI mode iterator.
6233         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
6234         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
6235         (*andnottf3): Handle AVX three-operand constraints.
6236         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
6237
6238 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6239             Robert Millan  <rmh@gnu.org>
6240
6241         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
6242         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
6243         GNU_USER_DYNAMIC_LINKER64): Define.
6244         (REG_NAME): Don't undefine.
6245         (MD_UNWIND_SUPPORT): Undefine.
6246         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
6247         (REG_NAME): Don't undefine.
6248         (MD_UNWIND_SUPPORT): Undefine.
6249         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
6250
6251 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6252
6253         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
6254         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
6255
6256 2011-04-11  Xinliang David Li  <davidxl@google.com>
6257
6258         * value-profile.c (check_ic_target): New function.
6259         (gimple_ic_transform): Sanity check indirect call target.
6260         * gimple-low.c (gimple_check_call_args): Interface change.
6261         (gimple_check_call_matching_types): New function.
6262         * tree-inline.c (tree_can_inline_p): Call new function.
6263
6264 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
6265
6266         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
6267         tree-pretty-print.h & realmpfr.h.
6268
6269 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
6270
6271         PR middle-end/48464
6272         * ira.c (setup_pressure_classes): Fix typo in loop condition.
6273         (setup_allocno_and_important_classes): Ditto.
6274
6275 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6276
6277         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
6278         GNU_USER_DYNAMIC_LINKER.
6279         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
6280         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6281         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
6282         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6283         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6284         GNU_USER_TARGET_OS_CPP_BUILTINS.
6285         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
6286         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6287         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6288         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6289         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
6290         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6291         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6292         GNU_USER_TARGET_OS_CPP_BUILTINS.
6293         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6294         GNU_USER_DYNAMIC_LINKER.
6295         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6296         GNU_USER_TARGET_OS_CPP_BUILTINS.
6297         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
6298         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6299         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
6300         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6301         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
6302         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
6303         GNU_USER_DYNAMIC_LINKER64): Remove.
6304         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
6305         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6306         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6307         GNU_USER_DYNAMIC_LINKER.
6308         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6309         GNU_USER_TARGET_OS_CPP_BUILTINS.
6310         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6311         GNU_USER_TARGET_OS_CPP_BUILTINS.
6312         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
6313         to GNU_USER_TARGET_OS_CPP_BUILTINS.
6314         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6315         GNU_USER_TARGET_OS_CPP_BUILTINS.
6316         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
6317         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
6318         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6319         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
6320         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6321         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6322         GNU_USER_DYNAMIC_LINKER.
6323         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6324         GNU_USER_TARGET_OS_CPP_BUILTINS.
6325         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
6326         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6327         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6328         GNU_USER_DYNAMIC_LINKER.
6329         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6330         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6331         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
6332         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6333         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6334         GNU_USER_DYNAMIC_LINKER.
6335         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
6336         GNU_USER_DYNAMIC_LINKERN32.
6337         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
6338         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
6339         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
6340         GNU_USER_DYNAMIC_LINKER32.
6341         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
6342         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6343         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6344         GNU_USER_DYNAMIC_LINKER.
6345         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6346         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6347         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
6348         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6349         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6350         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
6351         GNU_USER_DYNAMIC_LINKER32.
6352         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6353         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
6354         GNU_USER_DYNAMIC_LINKER.
6355         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
6356         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6357         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6358         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
6359         GNU_USER_DYNAMIC_LINKER64.
6360         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
6361         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6362         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6363         GNU_USER_DYNAMIC_LINKER.
6364         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
6365         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6366         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6367         GNU_USER_DYNAMIC_LINKER.
6368         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
6369         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6370         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6371         GNU_USER_DYNAMIC_LINKER32.
6372         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6373         GNU_USER_DYNAMIC_LINKER64.
6374         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6375         GNU_USER_DYNAMIC_LINKER64.
6376         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
6377         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6378         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
6379         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6380         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6381
6382 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6383
6384         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
6385         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
6386         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
6387         GNU_USER_DYNAMIC_LINKER.
6388         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
6389         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
6390         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
6391         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
6392         GNU_USER_DYNAMIC_LINKER64.
6393         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
6394         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
6395         GNU_USER_LINK_EMULATION.
6396         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
6397         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
6398         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
6399         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
6400         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
6401         CPP_SPEC, CC1_SPEC): Remove.
6402         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
6403         (GNU_USER_DYNAMIC_LINKER): Define.
6404         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
6405         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
6406         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
6407         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
6408         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
6409         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
6410         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
6411         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
6412         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
6413         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
6414         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
6415         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
6416         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
6417         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
6418         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
6419         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
6420         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6421         GNU_USER_DYNAMIC_LINKER.
6422         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6423         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6424         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6425         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6426         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6427         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6428         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
6429         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
6430         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
6431         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
6432
6433 2011-04-11  Kai Tietz  <ktietz@redhat.com>
6434
6435         PR target/9601
6436         PR target/11772
6437         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
6438         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
6439         comment.
6440         (ix86_is_msabi_thiscall): Removed.
6441         (ix86_is_type_thiscall): Likewise.
6442         (ix86_get_callcvt): New function.
6443         (ix86_comp_type_attributes): Simplify check.
6444         (ix86_function_regparm): Use ix86_get_callcvt for calling
6445         convention attribute checks.
6446         (ix86_return_pops_args): Likewise.
6447         (ix86_static_chain): Likewise.
6448         (x86_this_parameter): Likewise.
6449         (x86_output_mi_thunk): Likewise.
6450         (ix86_function_type_abi): Optimize check for types without attributes.
6451         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
6452         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
6453         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
6454         by flag-values.
6455         (IX86_BASE_CALLCVT): Helper macro.
6456         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
6457         Use ix86_get_callcvt for calling convention attribute checks and avoid
6458         symbol-decoration for stdcall in TARGET_RTD case.
6459         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6460         Likewise.
6461         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
6462         for declaration.
6463
6464 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
6465
6466         * config/i386/sse.md (VI_128): New mode iterator.
6467         (VI12_128): Rename from SSEMODE12.
6468         (VI14_128): Rename from SSEMODE14.
6469         (VI124_128): New mode iterator.
6470         (VI24_128): Rename from SSEMODE248.
6471         (VI248_128): Rename from SSEMODE248.
6472         (SSEMODE124C8): Remove.
6473         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
6474         (*sse2_<plusminus_insn><mode>3): Merge with
6475         *avx_<plusminus_insn><mode>3.
6476         (*mulv8hi3): Merge with *avx_mulv8hi3.
6477         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
6478         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
6479         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
6480         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
6481         (ashr<mode>3): Merge with *avx_ashr<mode>3.
6482         (lshr<mode>3): Merge with *avx_lshr<mode>3.
6483         (ashl<mode>3): Merge with *avx_ashl<mode>3.
6484         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
6485         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
6486         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6487         (*<smaxmin:code>v8hi3): Ditto.
6488         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
6489         (*<smaxmin:code>v16qi3): Ditto.
6490         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
6491         (*sse2_eq<mode>3): Ditto.
6492         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
6493         (*sse2_gt<mode>3): Ditto.
6494         (vcondv2di): Split out of vcond<mode>.
6495         (vconduv2di): Split out of vcondu<mode>.
6496
6497 2011-04-11  Richard Guenther  <rguenther@suse.de>
6498
6499         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
6500         before calling tree_low_cst.
6501
6502 2011-04-11  Richard Guenther  <rguenther@suse.de>
6503
6504         * stor-layout.c (layout_type): Compute all array index size operations
6505         in the original type.
6506         (initialize_sizetypes): Add comment.
6507         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
6508
6509 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6510
6511         * common.opt (Tbss=, Tdata=, Ttext=): New options.
6512
6513 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6514
6515         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
6516         of cgraph_node, handle NULL return value.
6517         (cgraph_global_info): Likewise.
6518         (cgraph_rtl_info): Likewise.
6519         * tree-inline.c (estimate_num_insns): Likewise.
6520         * gimplify.c (unshare_body): Likewise.
6521         (unvisit_body): Likewise.
6522         (gimplify_body): Likewise.
6523         * predict.c (optimize_function_for_size_p): Likewise.
6524         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
6525         (call_may_clobber_ref_p_1): Likewise.
6526         * varasm.c (function_section_1): Likewise.
6527         (assemble_start_function): Likewise.
6528
6529 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6530
6531         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
6532         of cgraph_node.
6533         * final.c (rest_of_clean_state): Likewise.
6534         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
6535         * passes.c (pass_init_dump_file): Likewise.
6536         (execute_all_ipa_transforms): Likewise.
6537         (function_called_by_processed_nodes_p): Likewise.
6538         * predict.c (maybe_hot_frequency_p): Likewise.
6539         (probably_never_executed_bb_p): Likewise.
6540         (compute_function_frequency): Likewise.
6541         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
6542         (unnest_nesting_tree_1): Likewise.
6543         (lower_nested_functions): Likewise.
6544         * tree-optimize.c (execute_fixup_cfg): Likewise.
6545         (tree_rest_of_compilation): Likewise.
6546         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
6547         * tree-sra.c (ipa_early_sra): Likewise.
6548         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
6549         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
6550         * ipa.c (record_cdtor_fn): Likewise.
6551         * ipa-inline.c (cgraph_early_inlining): Likewise.
6552         (compute_inline_parameters_for_current): Likewise.
6553         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
6554         * ipa-pure-const.c (local_pure_const): Likewise.
6555         * ipa-split.c (split_function): Likewise.
6556         (execute_split_functions): Likewise.
6557         * cgraphbuild.c (build_cgraph_edges): Likewise.
6558         (rebuild_cgraph_edges): Likewise.
6559         (cgraph_rebuild_references): Likewise.
6560         (remove_cgraph_callee_edges): Likewise.
6561         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
6562         (verify_cgraph_node): Likewise.
6563         (cgraph_analyze_functions): Likewise.
6564         (cgraph_preserve_function_body_p): Likewise.
6565         (save_inline_function_body): Likewise.
6566         (save_inline_function_body): Likewise.
6567         * tree-inline.c (copy_bb): Likewise.
6568         (optimize_inline_calls): Likewise.
6569
6570 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6571
6572         PR tree-optimization/48195
6573         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
6574         ipa_check_create_edge_args.
6575         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
6576         ipa_check_create_edge_args.
6577         * ipa-inline.c (inline_generate_summary): Do not call
6578         ipa_check_create_node_params and ipa_check_create_edge_args.
6579         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
6580         ipa_check_create_edge_args.
6581
6582 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
6583
6584         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
6585         instead of loop.
6586         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6587         * function.c (record_hard_reg_sets): Likewise.
6588         * ira.c (compute_regs_asm_clobbered): Likewise.
6589         * sched-deps.c (sched_analyze_1): Likewise.
6590         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
6591
6592 2011-04-09  Xinliang David Li  <davidxl@google.com>
6593
6594         PR tree-optimization/PR48484
6595         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
6596         has_valid_pred lazily
6597
6598 2011-04-09  Duncan Sands  <baldrick@free.fr>
6599
6600         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
6601
6602 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
6603
6604         * combine.c (combine_validate_cost): Adjust comments.  Set registered
6605         cost of I0 to zero at the end, if any.
6606
6607 2011-04-08  Xinliang David Li  <davidxl@google.com>
6608
6609         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
6610         to insane profile data.
6611
6612 2011-04-08  Xinliang David Li  <davidxl@google.com>
6613
6614         * ipa-cp.c (ipcp_update_profiling): Correct
6615          negative scale factor due to insane profile data.
6616
6617 2011-04-08  Xinliang David Li  <davidxl@google.com>
6618
6619         * final.c (dump_basic_block_info): New function.
6620         (final): Dump basic block.
6621         (final_scan_insn): Remove old dump.
6622
6623 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
6624
6625         PR target/47829
6626         * config.gcc (i386-*-freebsd): Disable unwind table generation for
6627         crtbegin/crtend.
6628
6629 2011-04-08  Michael Matz  <matz@suse.de>
6630
6631         PR middle-end/48389
6632         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
6633         functions.
6634         (rebuild_jump_labels): Call rebuild_jump_labels_1.
6635         * rtl.h (rebuild_jump_labels_chain): Declare.
6636         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
6637         insns inserted on edges.
6638
6639 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
6640
6641         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
6642         * config/arm/arm-arches.def: New.
6643         * config/arm/arm-opts.h: New.
6644         * config/arm/genopt.sh: New.
6645         * config/arm/arm-tables.opt: New (generated).
6646         * config/arm/arm.c (arm_handle_option, arm_target_help,
6647         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
6648         (all_architectures): Get most table contents from arm-arches.def.
6649         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
6650         arm_selected_tune here.
6651         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
6652         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
6653         (march=, mcpu=, mtune=): Use Enum and Var.
6654         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
6655         (arm.o): Update dependencies.
6656
6657 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
6658
6659         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
6660         of header_file.
6661         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
6662         (write_typed_alloc_defns): Likewise.
6663         (main): Calls write_typed_alloc_defns with output_header.
6664
6665 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
6666
6667         PR inline-asm/48435
6668         * ira-color.c (setup_profitable_hard_regs): Add comments.
6669         Don't take prohibited hard regs into account.
6670         (setup_conflict_profitable_regs): Rename to
6671         get_conflict_profitable_regs.
6672         (check_hard_reg_p): Check prohibited hard regs.
6673
6674 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
6675
6676         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
6677         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
6678         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
6679
6680 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6681
6682         PR target/48366
6683         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
6684         move from floating point to shift amount register.
6685         (emit_move_sequence): Remove secondary reload support for floating
6686         point to shift amount amount register copies.
6687         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
6688         amount register copies.
6689         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
6690         register, return false if mode isn't a scalar integer mode.
6691         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
6692
6693 2011-04-08  Richard Guenther  <rguenther@suse.de>
6694
6695         * gimple.c (gimple_call_flags): Remove kludge.
6696
6697 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6698
6699         * sel-sched.c (sel_region_init): Move call to
6700         sel_setup_region_sched_flags after setup_current_loop_nest.
6701
6702 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
6703
6704         PR rtl-optimization/48272
6705         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
6706         init_insn_reg_pressure_info.  Adjust a caller.
6707         * sched-int.h (init_insn_reg_pressure_info): Declare.
6708         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
6709         when sched-pressure is enabled.
6710
6711 2011-04-08  Richard Guenther  <rguenther@suse.de>
6712
6713         * gimple.c (gimple_set_modified): Do not queue calls to
6714         MODIFIED_NORETURN_CALLS here ...
6715         * tree-ssa-operands.c (update_stmt_operands): ... but here.
6716
6717 2011-04-08  Richard Guenther  <rguenther@suse.de>
6718
6719         PR lto/48467
6720         * toplev.c (lang_dependent_init): Do not open asm_out_file
6721         in WPA mode, nor perform debug machinery initialization.
6722         (finalize): Do not unlink asm_out_file in WPA mode.
6723
6724 2011-04-08  Richard Guenther  <rguenther@suse.de>
6725
6726         * gimple.h (gimple_call_fntype): New function.
6727         (gimple_call_return_type): Use it.
6728         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
6729         * gimple-low.c (gimple_check_call_args): Likewise.
6730         * gimple.c (gimple_call_flags): Likewise.
6731         (gimple_call_arg_flags): Likewise.
6732         (gimple_call_return_flags): Likewise.
6733         * tree-cfg.c (verify_gimple_call): Likewise.
6734         (do_warn_unused_result): Likewise.
6735         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6736         * value-prof.c (gimple_ic_transform): Fix fndecl check.
6737
6738 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
6739
6740         PR rtl-optimization/48235
6741         * sel-sched.c (code_motion_process_successors): Recompute the last
6742         insn in basic block if control flow changed.
6743         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
6744         Update condition for ilist_remove.
6745
6746 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6747
6748         PR rtl-optimization/48302
6749         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
6750         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
6751         it to record added preheader blocks.
6752         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
6753         on to sel_add_loop_preheaders.
6754         (sel_region_init): Move call to setup_current_loop_nest after
6755         sel_init_bbs.
6756
6757 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6758
6759         PR target/48273
6760         * cfgloop.h (loop_has_exit_edges): New helper.
6761         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
6762         non-clonable.
6763         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
6764         that have no exit edges.
6765
6766 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6767
6768         PR rtl-optimization/48442
6769         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
6770         all callers.  Adjust assert.
6771
6772 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
6773
6774         PR tree-optimization/48377
6775         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
6776         is_packed to true even for types with smaller TYPE_ALIGN than
6777         TYPE_SIZE.
6778
6779 2011-04-08  Richard Guenther  <rguenther@suse.de>
6780
6781         PR bootstrap/48513
6782         * doc/tm.texi: Re-generate.
6783
6784 2011-04-08  Wei Guozhi  <carrot@google.com>
6785
6786         PR target/47855
6787         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
6788         * config/arm/arm.c (arm_attr_length_push_multi): New function.
6789         * config/arm/arm.md (*push_multi): Change the length computation to
6790         call a C function.
6791
6792 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
6793
6794         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
6795         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
6796         * doc/tm.texi: Regenerate.
6797         * system.h (ASM_OUTPUT_BSS): Poison.
6798         * varasm.c (asm_output_bss): Remove function.
6799         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
6800
6801         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
6802         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
6803         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
6804         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6805         Likewise.
6806         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6807         Likewise.
6808         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6809         Likewise.
6810         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6811
6812 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6813
6814         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
6815         EnumValue lines.
6816
6817 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6818
6819         * config/m68k/m68k.c (m68k_handle_option): Don't handle
6820         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
6821         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
6822         OPT_mcpu32.
6823         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6824         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
6825         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
6826         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
6827         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
6828         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
6829         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
6830         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
6831         options.  Don't map other m68k options manually.  Don't handle
6832         old-style options as canonical.
6833         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
6834         * doc/install.texi (m68k-*-*): Document binutils version requirement.
6835
6836 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
6837
6838         * basic-block.h (force_nonfallthru): Move to...
6839         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
6840         (force_nonfallthru): ...here.
6841         * cfghooks.c (force_nonfallthru): New function.
6842         * cfgrtl.c (force_nonfallthru): Rename into...
6843         (rtl_force_nonfallthru): ...this.
6844         (commit_one_edge_insertion): Do not set AUX field.
6845         (commit_edge_insertions): Do not discover new basic blocks.
6846         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
6847         (cfg_layout_rtl_cfg_hooks): Likewise.
6848         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
6849         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
6850         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
6851
6852 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
6853
6854         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
6855         Remove macros.
6856
6857 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
6858
6859         * config/i386/sse.md: Update copyright year.
6860         (avxcvtvecmode): Remove.
6861         (sse_movhlps): Merge with *avx_movhlps.
6862         (sse_movlhps): Merge with *avx_movlhps.
6863         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
6864         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
6865         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
6866         (sse_loadhps): Merge with *avx_loadhps.
6867         (sse_storelps): Merge with *avx_storelps.
6868         (sse_loadlps): Merge with *avx_loadlps.
6869         (sse_movss): Merge with *avx_movss.
6870         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
6871         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
6872         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
6873         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
6874         (vec_set<mode>_0): Ditto.
6875         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
6876         (sse4_1_insertps): Merge with *avx_insertps.
6877         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
6878         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
6879         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
6880         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
6881         (sse2_storehpd): Merge with *avx_storehpd.
6882         (sse2_loadhpd): Merge with *avx_loadhpd.
6883         (sse2_loadlpd): Merge with *avx_loadlpd.
6884         (sse2_movsd): Merge with *avx_movsd.
6885         (*vec_concatv2df): Merge with *vec_concatv2df.
6886
6887 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
6888
6889         PR debug/48343
6890         * combine.c (combine_instructions): Add last_combined_insn,
6891         update it if insn is after it, pass it to all try_combine calls.
6892         (try_combine): Add last_combined_insn parameter, pass it instead of
6893         i3 to propagate_for_debug.
6894
6895 2011-04-07  Nick Clifton  <nickc@redhat.com>
6896
6897         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
6898         to handle MDR <-> data register transfers.
6899         (movhi_internal): Likewise.
6900
6901 2011-04-07  Alan Modra  <amodra@gmail.com>
6902
6903         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
6904         previous stack info.
6905
6906 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6907
6908         PR target/43920
6909         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
6910         flow_find_cross_jump.  Swap variables to implement backward replacement.
6911         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
6912
6913 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6914
6915         PR target/43920
6916         * cfgcleanup.c (walk_to_nondebug_insn): New function.
6917         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
6918         and bb2.
6919         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
6920         src1 or src2.  Redirect edges to the last basic block.  Update
6921         frequency and count on multiple basic blocks in case of fallthru.
6922
6923 2011-04-07  Tom de Vries  <tom@codesourcery.com>
6924
6925         PR target/43920
6926         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
6927         function.
6928         (old_insns_match_p): Change return type.  Replace return false/true
6929         with return dir_none/dir_both.  Use can_replace_by.
6930         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
6931         direction from dir_p.  Register replacement direction in dir, last_dir
6932         and afterlast_dir.  Handle new return type of old_insns_match_p using
6933         merge_dir.  Return replacement direction in dir_p.
6934         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
6935         return type of old_insns_match_p.
6936         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
6937         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
6938         flow_find_cross_jump.
6939         * basic-block.h (enum replace_direction): New type.
6940         (flow_find_cross_jump): Add parameter to declaration.
6941
6942 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
6943
6944         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
6945         (AVXMODEDCVTPS2DQ): Ditto.
6946         (VEC_FLOAT_MODE): Ditto.
6947         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
6948         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
6949         (<any_logic:code><mode>3): Use VF mode iterator.
6950         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
6951         Use VF mode iterator.
6952         (copysign<mode>3): Use VF mode iterator.
6953         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
6954         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
6955         (*<any_logic:code><MODEF:mode>3): Merge with
6956         *avx_<any_logic:code><MODEF:mode>3.
6957         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
6958         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
6959         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
6960         (avx_cvtdq2ps<avxmodesuffix>): Remove.
6961         (sse2_cvtdq2ps): Use %v modifier.
6962         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
6963         (avx_cvtps2dq<avxmodesuffix>): Remove.
6964         (sse2_cvtps2dq): Use %v modifier.
6965         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
6966         (avx_cvttps2dq<avxmodesuffix>): Remove.
6967         (sse2_cvttps2dq): Use %v modifier.
6968         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
6969         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
6970         (sse2_cvtsd2siq): Fix insn template.
6971         (sse2_cvtsd2siq_2): Ditto.
6972         (sse2_cvttsd2siq): Ditto.
6973         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
6974         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
6975
6976 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
6977
6978         * gcov-io.c: Use GCC Runtime Library Exception.
6979
6980 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
6981
6982         PR debug/48466
6983         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
6984         as base_reg whatever register reg has been eliminated to, instead
6985         of hardcoding STACK_POINTER_REGNUM.
6986
6987 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
6988
6989         * doc/tm.texi.in: Document C target hooks as separate from general
6990         target hooks.
6991         * doc/tm.texi: Regenerate.
6992         * genhooks.c (struct hook_desc): Add docname field.
6993         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
6994         docname field.
6995         (hook_array): Include c-target.def.
6996         (emit_documentation): Use docname field in output.
6997         (emit_init_macros): Take docname argument.  Only emit definitions
6998         for hooks matching docname.
6999         (main): Expect additional arguments in all cases.  Pass argument
7000         to emit_init_macros.
7001         * target.def: Move initial macro definitions and comments to
7002         target-hooks-macros.h.
7003         (gcc_targetcm): Move to c-family/c-target.def.
7004         * target.h (targetcm): Move declaration to c-family/c-target.h.
7005         * targhooks.c (default_handle_c_option): Move to
7006         c-family/c-opts.c.
7007         * targhooks.h (default_handle_c_option): Move declaration to
7008         c-family/c-common.h.
7009         * target-hooks-macros.h: New file.
7010         * config.gcc (target_has_targetcm): Define and use to add to
7011         c_target_objs and cxx_target_objs.
7012         * config/default-c.c: New file.
7013         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
7014         of target.h and target-def.h.
7015         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
7016         (darwin_objc_construct_string, darwin_cfstring_ref_p,
7017         darwin_check_cfstring_format_arg): Make static.
7018         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7019         TARGET_STRING_OBJECT_REF_TYPE_P,
7020         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
7021         * config/darwin-protos.h (darwin_objc_construct_string,
7022         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
7023         declare.
7024         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7025         TARGET_STRING_OBJECT_REF_TYPE_P,
7026         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
7027         * config/t-darwin (darwin-c.o): Update dependencies.
7028         * system.h (TARGET_HAS_TARGETCM): Poison.
7029         * Makefile.in (TARGET_H): Update.
7030         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
7031         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
7032         (default-c.o): New target.
7033         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
7034         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
7035         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
7036         c-target.def.
7037         (build/genhooks.o): Update dependencies.
7038
7039 2011-04-06  Richard Guenther  <rguenther@suse.de>
7040
7041         * ipa-inline.c (enum inlining_mode): Remove.
7042         (cgraph_flatten): Use some other token.
7043         (cgraph_edge_early_inlinable_p): New function, split out from ...
7044         (cgraph_perform_always_inlining): New function, split out from ...
7045         (cgraph_decide_inlining_incrementally): ... here.
7046         (cgraph_mark_inline_edge): Adjust.
7047         (cgraph_early_inlining): Re-structure.
7048         (pass_early_inline): Require SSA form.
7049
7050 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
7051             Julian Brown  <julian@codesourcery.com>
7052             Mark Shinwell  <shinwell@codesourcery.com>
7053
7054         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
7055         LO_REGS only for Thumb-1.
7056         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
7057         be used in short instructions when optimising for size on Thumb-2.
7058
7059 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7060
7061         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
7062         associated with user returns to be preserved.
7063
7064 2011-04-06  Tristan Gingold  <gingold@adacore.com>
7065
7066         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
7067         symbol_queue_size, DBXOUT_DECR_NESTING,
7068         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
7069         if XCOFF_DEBUGGING_INFO.
7070
7071 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7072
7073         * config/i386/i386.md (attribute isa): New.
7074         (attribute enabled): New.
7075         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
7076         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
7077         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
7078         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
7079         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
7080         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7081         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
7082         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
7083
7084         * config/i386/sse.md (VF): New mode iterator.
7085         (VF1): Ditto.
7086         (VF2): Ditto.
7087         (VF_128): Ditto.
7088         (SSEMODEF4): Remove.
7089         (attribute sse): Handle V8SF and V4DF modes.
7090         (<absneg:code><mode>2): Use VF mode iterator.
7091         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
7092         mode iterator.
7093         (<plusminus_insn><mode>3): Use VF mode iterator.
7094         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7095         Use VF mode iterator.
7096         (<sse>_vm<plusminus_insn><mode>3): Merge with
7097         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
7098         (mul<mode>3): Use VF mode iterator.
7099         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
7100         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
7101         mode iterator.
7102         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
7103         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
7104         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
7105         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
7106         mode iterator.
7107         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
7108         Use VF1 mode iterator.
7109         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
7110         (sqrt<VF2:mode>2): New expander.
7111         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
7112         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
7113         and sqrtv2df2.  Use VF mode iterator.
7114         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
7115         mode iterator.
7116         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
7117         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
7118         Use VF1 mode iterator.
7119         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
7120         (<smaxmin:code><mode>3): Use VF mode iterator.
7121         (*<smaxmin:code><mode>3_finite): Merge with
7122         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
7123         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7124         (<sse>_vm<smaxmin:code><mode>2): Merge with
7125         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
7126         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
7127         mode iterator.
7128         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
7129         mode iterator.
7130         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
7131         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
7132         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
7133         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
7134         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
7135         VF mode iterator.
7136         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
7137         Use VF_128 mode iterator.
7138         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
7139         mode iterator.
7140         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
7141         VF_128 mode iterator.
7142         (vcond<mode>): Use VF mode iterator.
7143         * config/i386/predicates.md (sse_comparison_operator): Merge with
7144         avx_comparison_float_operator.  Do not declare as special_predicate.
7145         * config/i386/i386.c (struct builtin_description): Update for renamed
7146         compare patterns.
7147         (ix86_expand_args_builtin): Ditto.
7148         (ix86_expand_sse_compare_mask): Ditto.
7149
7150 2011-04-06  Richard Guenther  <rguenther@suse.de>
7151
7152         * tree-inline.c (estimate_num_insns): For calls simply account
7153         for all passed arguments and a used return value.
7154
7155 2011-04-06  Richard Guenther  <rguenther@suse.de>
7156
7157         PR tree-optimization/47663
7158         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
7159         call_stmt_time fields.
7160         (cgraph_edge_inlinable_p): Declare.
7161         (cgraph_edge_recursive_p): New inline function.
7162         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
7163         (cgraph_clone_edge): Copy it.
7164         * ipa-inline.c (cgraph_estimate_edge_time): New function.
7165         Account for call stmt time.
7166         (cgraph_estimate_time_after_inlining): Take edge argument.
7167         (cgraph_estimate_edge_growth): Account call stmt size.
7168         (cgraph_estimate_size_after_inlining): Take edge argument.
7169         (cgraph_mark_inline_edge): Adjust.
7170         (cgraph_check_inline_limits): Likewise.
7171         (cgraph_recursive_inlining_p): Remove.
7172         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
7173         (cgraph_decide_recursive_inlining): Take edge argument and
7174         adjust.
7175         (cgraph_decide_inlining_of_small_functions): Do not avoid
7176         diags for recursive inlining here.
7177         (cgraph_flatten): Adjust.
7178         (cgraph_decide_inlining_incrementally): Likewise.
7179         (estimate_function_body_sizes): Remove call cost handling.
7180         (compute_inline_parameters): Initialize caller edge call costs.
7181         (cgraph_estimate_edge_growth): New function.
7182         (cgraph_estimate_growth): Use it.
7183         (cgraph_edge_badness): Likewise.
7184         (cgraph_check_inline_limits): Take an edge argument.
7185         (cgraph_decide_inlining_of_small_functions): Adjust.
7186         (cgraph_decide_inlining): Likewise.
7187         * tree-inline.c (estimate_num_insns): Only account for call
7188         return value if it is used.
7189         (expand_call_inline): Avoid diagnostics on recursive inline
7190         functions here.
7191         * lto-cgraph.c (lto_output_edge): Output edge call costs.
7192         (input_edge): Input edge call costs.
7193
7194 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7195
7196         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
7197
7198 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
7199
7200         * doc/invoke.texi (Spec Files): Fix typo.
7201
7202 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7203
7204         * profile.c (branch_prob): Move declaration of local variable.  Remove
7205         obsolete ??? comment.  Expand the location explicitly instead of using
7206         the LOCATION_FILE and LOCATION_LINE macros.
7207
7208 2011-04-06  Wei Guozhi  <carrot@google.com>
7209
7210         PR target/47855
7211         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
7212         (arm_cond_branch): Likewise.
7213         (arm_cond_branch_reversed): Likewise.
7214         (arm_jump): Likewise.
7215         (push_multi): Likewise.
7216         * config/arm/constraints.md (Py): New constraint.
7217
7218 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7219
7220         PR bootstrap/48471
7221         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
7222         Move these...
7223         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
7224         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
7225         #ifdef DBX_DEBUGGING_INFO.
7226
7227 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
7228
7229         PR bootstrap/48403
7230         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
7231         if old and new states differ.
7232
7233 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7234
7235         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
7236         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
7237         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7238         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
7239         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
7240         mcfv4e): Use Alias.
7241         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
7242         ColdFire options to -mcpu= options.
7243
7244 2011-04-05  Jeff Law  <law@redhat.com>
7245
7246         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
7247         check if BB is a successor of LOOP->header and return
7248         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
7249
7250 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7251
7252         * cprop.c (struct reg_use): Remove.
7253         (reg_use_table): Make an array of RTX.
7254         (find_used_regs, constprop_register, local_cprop_pass,
7255         bypass_block): Simplify users of reg_use_table.
7256         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
7257         on one of the uses found by find_used_regs.
7258
7259 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7260
7261         PR bootstrap/48469
7262         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
7263         declaration.
7264
7265 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7266
7267         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
7268         as an rtx.
7269         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
7270
7271 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7272
7273         PR middle-end/48441
7274         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
7275
7276 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7277
7278         * combine.c: Include obstack.h.
7279         (struct insn_link): Define.
7280         (uid_log_links): Adjust type.
7281         (FOR_EACH_LOG_LINK): New macro.
7282         (insn_link_obstack): Declare.
7283         (alloc_insn_link): Define.
7284         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
7285         type of link variables.
7286         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
7287         (try_combine, record_promoted_values, distribute_notes): Likewise.
7288         (distribute_links): Likewise.  Tweak prototype.
7289         (clear_log_links): Delete.
7290         (adjust_for_new_dest): Call alloc_insn_link.
7291         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
7292
7293 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7294
7295         * gcse.c (modify_mem_list): Convert to an array of VECs.
7296         (canon_modify_mem_list, compute_transp): Tweak formatting.
7297         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
7298         (load_killed_in_block_p): Likewise.
7299         (record_last_mem_set_info): Likewise.
7300         (clear_modify_mem_tables): Likewise.
7301
7302 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7303
7304         PR middle-end/48461
7305         * function.c (emit_use_return_register_into_block): Only define if
7306         HAVE_return.
7307
7308 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
7309
7310         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
7311
7312 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7313
7314         * config/rx/rx-opts.h: New.
7315         * config/rx/rx.c (rx_cpu_type): Remove.
7316         (rx_handle_option): Don't assert that global structures are in
7317         use.  Access variables via opts pointer.  Defer most handling of
7318         OPT_mint_register_.  Use error_at.
7319         (rx_option_override): Handle deferred OPT_mint_register_ here.
7320         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
7321         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
7322         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
7323         (rx_cpu_types): New Enum and EnumValue entries.
7324         (mint-register=): Use Defer and use Var accordingly.
7325
7326 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7327
7328         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
7329         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
7330         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
7331         Move these...
7332         (debug_free_queue, debug_nesting, symbol_queue_index):
7333         ...and these...
7334         * dbxout.c: ...to here.  Make static.
7335
7336 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7337
7338         * gcse.c (modify_pair): Define.  Define a VEC of it.
7339         (canon_modify_mem_list): Convert to an array of VECs.
7340         (free_insn_expr_list_list): Delete.
7341         (clear_modify_mem_tables): Call VEC_free instead.
7342         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
7343         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
7344         (canon_list_insert, compute_transp): Likewise.
7345
7346 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7347
7348         PR target/43920
7349         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
7350         for size.
7351
7352 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7353
7354         PR target/43920
7355         * function.c (emit_use_return_register_into_block): New function.
7356         (thread_prologue_and_epilogue_insns): Use
7357         emit_use_return_register_into_block.
7358
7359 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7360
7361         PR target/43920
7362         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
7363         insn.
7364
7365 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7366
7367         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
7368
7369 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
7370
7371         * config/arm/arm.md (define_constants for unspec): Replace with
7372         define_c_enum.
7373         (define_constants for unspecv): Replace with define_c_enum.
7374         * config/arm/neon.md (define_constants for unspec): Replace with
7375         define_c_enum.
7376
7377 2011-04-04  Richard Henderson  <rth@redhat.com>
7378
7379         PR bootstrap/48400
7380         * dwarf2out.c (output_line_info): Always emit line info from
7381         at least one section.
7382         (dwarf2out_init): Create text_section_line_info here ...
7383         (set_cur_line_info_table): ... not here.
7384
7385 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
7386
7387         PR target/48380
7388         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
7389         not called.
7390
7391         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
7392
7393 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
7394
7395         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
7396         (expr_equiv_p): Remove.
7397         (insert_set_in_table): Look at <dest, src> pair instead of expr.
7398         (hash_scan_set): Update call to insert_set_in_table.
7399         (dump_hash_table): Dump <dest, src> pair.
7400         (lookup_set): Simplify.  Lookup <dest, src> pair.
7401         (compute_transp): Remove, fold heavily simplified code into...
7402         (compute_local_properties): ...here.  Expect COMP and TRANSP
7403         unconditionally.
7404         (find_avail_set): Take set directly from struct expr.
7405         (find_bypass-set): Likewise.
7406         (bypass_block): Likewise.
7407         (cprop_insn): Likewise.  Remove redundant INSN_P test.
7408
7409         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
7410         checks on form of COND from find_implicit_sets to here.
7411         (find_implicit_sets): Cleanup control flow. Split critical edges
7412         if it exposes implicit sets.  Allocate/resize implicit_sets as
7413         necessary.
7414         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
7415         changed something.  Run df_analyze after find_implicit_sets if any
7416         edges were split.  Do not allocate implicit_sets here.
7417
7418         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
7419         (gcse_obstack): Renamed to cprop_obstack.
7420         (GNEW, GNEWVEC, GNEWVAR): Remove.
7421         (gmalloc): Remove.
7422         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
7423         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
7424         (gcse_alloc): Likewise, and rename to cprop_alloc.
7425         (alloc_gcse_men, free_gcse_mem): Remove.
7426         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
7427         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
7428         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
7429
7430         * cprop.c (oprs_not_set_p): Remove.
7431         (mark_set, mark_clobber): Remove.
7432         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
7433         (reg_not_set_p): New function.
7434         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
7435         (cprop_insn): Likewise.
7436         (cprop_jump): Use FOR_EACH_EDGE.
7437
7438 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
7439
7440         PR bootstrap/48403
7441         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
7442         (rank_for_schedule): Use scheduled_insns vector instead of
7443         last_scheduled_insn.
7444         (ok_for_early_queue_removal): Likewise.
7445         (queue_to_ready): Search forward in nonscheduled_insns_begin if
7446         we have a dbg_cnt.
7447         (choose_ready): Likewise.
7448         (commit_schedule): Use VEC_iterate.
7449         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
7450         a dbg_cnt, use it and ensure the first insn is in the ready list.
7451         (haifa_sched_init): Allocate scheduled_insns.
7452         (sched_extend_ready_list): Don't allocate it; reserve space.
7453         (haifa_sched_finish): Free it.
7454
7455 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
7456
7457         * optc-gen.awk: Always remove type from Variable entry before
7458         recording in var_seen.
7459
7460 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
7461
7462         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
7463         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
7464         call to tidy_fallthru_edges.
7465
7466 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
7467
7468         * doc/options.texi (ToLower): Document.
7469         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
7470         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
7471         * opts.h (cl_option): Add cl_tolower field.
7472         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
7473         arguments with lowercase strings.
7474         * config/rx/rx.opt (mcpu=): Add ToLower.
7475         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
7476         argument.
7477
7478 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
7479
7480         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
7481
7482 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
7483
7484         * config/vax/vax.c: Include reload.h.
7485
7486 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
7487
7488         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
7489         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
7490         (sparc_preferred_reload_class): New function.
7491
7492 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
7493
7494         PR debug/48401
7495         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
7496         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
7497
7498 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
7499
7500         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
7501         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
7502
7503 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
7504
7505         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
7506         (ASM_OUTPUT_ALIGNED_BSS): Define.
7507
7508 2011-04-03  Michael Matz  <matz@suse.de>
7509
7510         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
7511         and next_slot members.
7512         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
7513         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
7514         (lto_streamer_cache_append): Declare.
7515         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
7516         unsigned index, remove offset parameter, ensure that we append
7517         or update existing entries.
7518         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
7519         parameter, update next_slot for append.
7520         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
7521         parameter.
7522         (lto_streamer_cache_insert_at): Likewise.
7523         (lto_streamer_cache_append): New function.
7524         (lto_streamer_cache_lookup): Use unsigned index.
7525         (lto_streamer_cache_get): Likewise.
7526         (lto_record_common_node): Don't test tree_node_can_be_shared.
7527         (preload_common_node): Adjust call to lto_streamer_cache_insert.
7528         (lto_streamer_cache_delete): Don't free offsets member.
7529         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
7530         (lto_output_string_with_length): Use lto_output_data_stream.
7531         (lto_output_tree_header): Remove ix parameter, don't write it.
7532         (lto_output_builtin_tree): Likewise.
7533         (lto_write_tree): Adjust callers to above, don't track and write
7534         offset, write unsigned index.
7535         (output_unreferenced_globals): Don't emit all global vars.
7536         (write_global_references): Use unsigned indices.
7537         (lto_output_decl_state_refs): Likewise.
7538         (write_symbol): Likewise.
7539         * lto-streamer-in.c (lto_input_chain): Move earlier.
7540         (input_function): Use unsigned index.
7541         (input_alias_pairs): Don't read and then ignore all global vars.
7542         (lto_materialize_tree): Remove ix_p parameter, don't read index,
7543         don't pass it back, use lto_streamer_cache_append.
7544         (lto_register_var_decl_in_symtab): Use unsigned index.
7545         (lto_register_function_decl_in_symtab): Likewise.
7546         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
7547         index.
7548         (lto_get_builtin_tree): Don't read index, use
7549         lto_streamer_cache_append.
7550         (lto_read_tree): Adjust call to lto_materialize_tree.
7551
7552         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
7553         don't use function calls in arguments to MIN.
7554
7555         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
7556         twice.
7557
7558         * gimple.c (gimple_type_leader_entry): Mark deletable.
7559
7560 2011-04-03  Alan Modra  <amodra@gmail.com>
7561
7562         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
7563
7564 2011-04-03  Michael Matz  <matz@suse.de>
7565
7566         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
7567         an integer.
7568         * tree.h (tree_decl_non_common.vindex): Adjust comment.
7569
7570 2011-04-03  Michael Matz  <matz@suse.de>
7571
7572         * cgraphbuild.c (record_reference): Canonicalize constructor values.
7573         * gimple-fold.c (canonicalize_constructor_val): Accept being called
7574         without function context.
7575         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
7576         current_function_decl and cfun.
7577
7578 2011-04-03  Michael Matz  <matz@suse.de>
7579
7580         * tree.c (decl_init_priority_insert): Don't create entry for
7581         default priority.
7582         (decl_fini_priority_insert): Ditto.
7583         (fields_compatible_p, find_compatible_field): Remove.
7584         * tree.h (fields_compatible_p, find_compatible_field): Remove.
7585         * gimple.c (gimple_compare_field_offset): Adjust block comment.
7586
7587 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
7588
7589         * combine.c (try_combine): Remove useless local variable.
7590
7591 2011-04-03  Richard Guenther  <rguenther@suse.de>
7592             Ira Rosen  <ira.rosen@linaro.org>
7593
7594         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
7595         non-variable offsets and compare the remaining bases of the two
7596         accesses instead of looking for exact same data-ref.
7597
7598 2011-04-02  Kai Tietz  <ktietz@redhat.com>
7599
7600         PR target/48416
7601         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
7602
7603         * i386.c (ix86_is_msabi_thiscall): New helper function.
7604         (ix86_is_type_thiscall): New helper function.
7605         (ix86_comp_type_attributes): Handle thiscall for method-functions
7606         special.
7607         (init_cumulative_args): Likewise.
7608         (find_drap_reg): Likewise.
7609         (ix86_static_chain): Likewise.
7610         (x86_this_parameter): Likewise.
7611         (x86_output_mi_thunk): Likewise.
7612
7613 2011-04-01  Olivier Hainque  <hainque@adacore.com>
7614             Nicolas Setton  <setton@adacore.com>
7615             Eric Botcazou  <ebotcazou@adacore.com>
7616
7617         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
7618         (add_gnat_descriptive_type_attribute): New function.
7619         (gen_array_type_die): Call it.
7620         (gen_enumeration_type_die): Likewise.
7621         (gen_struct_or_union_type_die): Likewise.
7622         (modified_type_die): Likewise.
7623         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
7624         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
7625         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
7626
7627 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
7628
7629         PR bootstrap/48148
7630         * dwarf2out.c (resolve_addr): Don't call force_decl_die
7631         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
7632
7633         Revert:
7634         2011-03-17  Richard Guenther  <rguenther@suse.de>
7635
7636         PR bootstrap/48148
7637         * lto-cgraph.c (input_overwrite_node): Clear the abstract
7638         origin for decls in other ltrans units.
7639         (input_varpool_node): Likewise.
7640
7641 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
7642
7643         PR middle-end/48335
7644         * expr.c (expand_assignment): Handle all possibilities
7645         if TO_RTX is CONCAT.
7646         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
7647         (store_split_bit_field): If SUBREG_REG (op0) or
7648         op0 itself has smaller mode than word, return it
7649         for offset 0 and const0_rtx for out-of-bounds stores.
7650         If word is const0_rtx, skip it.
7651
7652 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
7653
7654         * config/h8300/h8300.c (print_operand_address): Rename to...
7655         (h8300_print_operand_address): ...this. Make static. Adjust comments.
7656         Call h8300_print_operand and h8300_print_operand_address instead of
7657         print_operand and print_operand_address. Declare.
7658         (print_operand): Renake to...
7659         (h8300_print_operand): ...this. Make static. Adjust comments.
7660         Call h8300_print_operand instead of print_operand. Declare.
7661         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
7662         (h8300_register_move_cost): Likewise.
7663         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
7664         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
7665         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
7666         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
7667         * config/h8300/h8300-protos.h (print_operand): Delete.
7668         (print_operand_address): Delete.
7669
7670 2011-04-01  Richard Henderson  <rth@redhat.com>
7671
7672         PR 48400
7673         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
7674         in strict mode before dwarf4.  Re-order tests to early out
7675         before switching sections.
7676
7677 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
7678
7679         * config/h8300/constraints.md: New file.
7680         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
7681         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
7682         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
7683         * config/h8300/predicates.md (bit_operand): Likewise.
7684         (incdec_operand): Use satisfies_constraint_M and
7685         satisfies_constraint_O.  Don't use C code block.
7686         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
7687         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
7688         (compute_mov_length): Use satisfies_constraint_G.
7689         (fix_bit_operand): Use satisfies_constraint_U.
7690         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
7691         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
7692         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
7693         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
7694         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
7695         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
7696         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7697         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
7698         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
7699         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
7700         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
7701         (EXTRA_MEMORY_CONSTRAINT): Delete.
7702
7703 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
7704             Michael Meissner  <meissner@linux.vnet.ibm.com>
7705
7706         PR target/48262
7707         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
7708         operands, as per the specifications.
7709
7710         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
7711         (vec_extract_evenv4sf): Ditto.
7712         (vec_extract_evenv8hi): Ditto.
7713         (vec_extract_evenv16qi): Ditto.
7714         (vec_extract_oddv4si): Ditto.
7715
7716 2011-03-31  Mark Wielaard  <mjw@redhat.com>
7717
7718         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
7719         high_pc attribute if the CU has no associated code. Only output
7720         DW_AT_entry_pc for CU if not generating strict dwarf and
7721         dwarf_version < 4.
7722
7723 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
7724
7725         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
7726         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
7727         out of ...
7728         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
7729         * final.c (final_start_function): Call the new function rather
7730         than using a NULL argument for dwarf2out_frame_debug.
7731
7732         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
7733         that contains the prologue.
7734
7735         * haifa-sched.c (queue_insn): New arg REASON.  All callers
7736         changed.  Print it in debugging output.
7737
7738         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
7739
7740         * sched-ebb.c (begin_schedule_ready): Remove second argument.
7741         Split most of the code into...
7742         (begin_move_insn): ... here.  New function.
7743         (ebb_sched_info): Add a pointer to it.
7744         * haifa-sched.c (scheduled_insns): New static variable.
7745         (sched_extend_ready_list): Allocate it.
7746         (schedule_block): Use it to record the order of scheduled insns.
7747         Perform RTL changes to move insns only after all scheduling
7748         decisions have been made.
7749         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
7750         begin_move_insn field.
7751         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
7752         * sched-int.h (struct haifa_sched_info): Remove second argument
7753         from begin_schedule_ready hook.  Add new member begin_move_insn.
7754         * sched-rgn.c (begin_schedule_ready): Remove second argument.
7755         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
7756
7757         * haifa-sched.c (prune_ready_list): New function, broken out of
7758         schedule_block.
7759         (schedule_block): Use it.
7760
7761 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
7762
7763         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
7764
7765 2011-04-01  Kai Tietz  <ktietz@redhat.com>
7766
7767         * config.gcc (*-*-mingw*): Allow as option the
7768         posix threading model.
7769         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
7770         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
7771         definition.
7772         (CPP_SPEC): Add pthread/no-pthread handling.
7773         (LIB_SPEC): Likewise.
7774         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
7775         (LIB_SPEC): Likewise.
7776         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
7777         flag to pass -pthread option for shared libgcc build.
7778         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
7779         for shared libgcc build.
7780         * config/i386/t-mingw-pthread: New file.
7781         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
7782         New define to enable use of library pthread by default.
7783         * config/i386/mingw.opt (pthread): New driver option.
7784         (no-pthread): New driver option.
7785         * config/i386/cygming.opt: Make sure trailing empty line is retained.
7786         * config/i386/mingw-w64.opt: Likewise.
7787
7788 2011-04-01  Gary Funck  <gary@intrepid.com>
7789
7790         * c-decl.c (grokdeclarator): Fix formatting.
7791
7792 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7793
7794         * expr.c (emit_block_move_via_movmem): Use n_generator_args
7795         instead of n_operands.
7796         (set_storage_via_setmem): Likewise.
7797         * optabs.c (maybe_gen_insn): Likewise.
7798         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
7799         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
7800         (mips_expand_builtin_direct): Likewise.
7801         * config/spu/spu.c (expand_builtin_args): Likewise.
7802
7803 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7804
7805         * recog.h (insn_data_d): Add n_generator_args.
7806         * genoutput.c (data): Likewise.
7807         (output_insn_data): Print it.
7808         (max_opno, num_dups): Delete.
7809         (scan_operands): Just fill in "d->operand[...]".
7810         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
7811
7812 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7813
7814         * gensupport.h (pattern_stats): New structure.
7815         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
7816         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
7817         (max_operand_1, max_operand_vec): Delete.
7818         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
7819
7820 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
7821
7822         * emit-rtl.c (emit_pattern_after_setloc): New function.
7823         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
7824         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
7825         (emit_pattern_after): New function.
7826         (emit_insn_after, emit_jump_insn_after): Call it.
7827         (emit_call_insn_after, emit_debug_insn_after): Likewise.
7828         (emit_pattern_before_setloc): New function.
7829         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
7830         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
7831         Likewise.
7832         (emit_pattern_before): New function.
7833         (emit_insn_before, emit_jump_insn_before): Call it.
7834         (emit_call_insn_before, emit_debug_insn_before): Likewise.
7835
7836 2011-03-31  Richard Henderson  <rth@redhat.com>
7837
7838         * dwarf2out.c (dw_separate_line_info_ref): Remove.
7839         (dw_separate_line_info_entry): Remove.
7840         (enum dw_line_info_opcode): New.
7841         (dw_line_info_entry): Use it.
7842         (dw_line_info_table, dw_line_info_table_p): New.
7843         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
7844         (line_info_table, line_info_label_num): Remove.
7845         (line_info_table_in_use): Remove.
7846         (separate_line_info_table): Remove.
7847         (separate_line_info_table_allocated): Remove.
7848         (separate_line_info_table_in_use): Remove.
7849         (LINE_INFO_TABLE_INCREMENT): Remove.
7850         (line_info_label_num): New.
7851         (cur_line_info_table): New.
7852         (text_section_line_info, cold_text_section_line_info): New.
7853         (separate_line_info): New.
7854         (SEPARATE_LINE_CODE_LABEL): Remove.
7855         (print_dwarf_line_table): Remove.
7856         (debug_dwarf): Don't dump it.
7857         (output_one_line_info_table): New.
7858         (output_line_info): Use it.
7859         (new_line_info_table): New.
7860         (set_cur_line_info_table): New.
7861         (dwarf2out_switch_text_section): Use it.
7862         (dwarf2out_begin_function): Likewise.
7863         (push_dw_line_info_entry): New.
7864         (dwarf2out_source_line): Rewrite for new line info tables.
7865         (dwarf2out_init): Remove dead initailizations.
7866
7867 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
7868
7869         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
7870         various flags.
7871         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
7872         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
7873         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
7874         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
7875         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
7876         * opt-functions.awk (flag_init, switch_bit_fields): New.
7877         (switch_flags): Don't handle flags moved to bit-fields.  Don't
7878         generate CL_MISSING_OK or CL_SAVE.
7879         * optc-gen.awk: Update to generate bit-field output as well as
7880         flags field.
7881         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
7882         bit-field instead of CL_REJECT_DRIVER flag.
7883         * opts-common.c (generate_canonical_option,
7884         decode_cmdline_option): Use bit-fields instead of CL_* flags.
7885         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
7886         instead of CL_REJECT_NEGATIVE flag.
7887         * toplev.c (print_switch_values): Use cl_report bit-field instead
7888         of CL_REPORT flag.
7889
7890 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
7891
7892         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
7893         a zero minimum index only if it is redundant.
7894
7895 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
7896
7897         PR rtl-optimization/48381
7898         * ira-color.c (assign_hard_reg): Use hard reg set intersection
7899         instead of ira_class_hard_reg_index for calculating conflicting
7900         hard registers.
7901
7902 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
7903
7904         * cprop.c: Clean up hash table building.
7905         (reg_avail_info): Remove.
7906         (oprs_available_p): Remove.
7907         (record_last_reg_set_info): Remove.
7908         (record_last_set_info): Remove.
7909         (reg_available_p): New function.
7910         (gcse_constant_p): Do not treat unfolded conditions as constants.
7911         (make_set_regs_unavailable): New function.
7912         (hash_scan_set): Simplify with new reg_available_p.
7913         (compute_hash_table_work): Traverse insns stream only once.
7914         Do not compute reg_avail_info. Traverse insns in reverse order.
7915         Record implicit sets after recording explicit sets from the block.
7916
7917 2011-03-31  Michael Matz  <matz@suse.de>
7918
7919         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
7920
7921 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
7922
7923         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
7924         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
7925         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7926         (h8300_mode_dependent_address_p): New function.
7927         (h8300_get_index): Make static.
7928
7929 2011-03-31  Jeff Law  <law@redhat.com>
7930
7931         * reload1.c (elimination_effects): Fix typo in recent change.
7932
7933         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
7934         typo potentially leading to null pointer dereference.
7935
7936         * caller-save.c (new_saved_hard_reg): Eliminate return value.
7937         (setup_save_areas): Corresponding changes to avoid useless
7938         assignments.
7939
7940         * jump.c (reversed_comparison_code_parts): Avoid successive return
7941         statements when REVERSE_CONDITION is defined.
7942
7943         * expr.c (expand_assignment): Avoid useless assignments.
7944         (expand_expr_real_1): Likewise.
7945         (expand_expr_real_2): Avoid useless statements.
7946
7947         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
7948
7949         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
7950
7951         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
7952         statements.
7953
7954         * stmt.c (expand_expr_stmt): Avoid useless assignment.
7955
7956 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
7957
7958         PR target/47109
7959         * doc/tm.texi.in (TARGET_VERSION): Remove.
7960         * doc/tm.texi: Regenerate.
7961         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
7962         * collect2.c (main): Don't use TARGET_VERSION.
7963         * mips-tdump.c (main): Don't use TARGET_VERSION.
7964         * mips-tfile.c (main): Don't use TARGET_VERSION.
7965         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
7966         * config/rs6000/vxworksae.h: Remove.
7967         * config/alpha/alpha.h (TARGET_VERSION): Remove.
7968         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
7969         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
7970         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
7971         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
7972         * config/arm/arm.h (TARGET_VERSION): Remove.
7973         * config/arm/coff.h (TARGET_VERSION): Remove.
7974         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
7975         * config/arm/elf.h (TARGET_VERSION): Remove.
7976         * config/arm/freebsd.h (TARGET_VERSION): Remove.
7977         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
7978         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
7979         * config/arm/pe.h (TARGET_VERSION): Remove.
7980         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
7981         * config/arm/semi.h (TARGET_VERSION): Remove.
7982         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
7983         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
7984         * config/arm/vxworks.h (TARGET_VERSION): Remove.
7985         * config/avr/avr.h (TARGET_VERSION): Remove.
7986         * config/bfin/bfin.h (TARGET_VERSION): Remove.
7987         * config/fr30/fr30.h (TARGET_VERSION): Remove.
7988         * config/frv/frv.h (TARGET_VERSION): Remove.
7989         * config/h8300/h8300.h (TARGET_VERSION): Remove.
7990         * config/i386/cygwin.h (TARGET_VERSION): Remove.
7991         * config/i386/darwin.h (TARGET_VERSION): Remove.
7992         * config/i386/darwin64.h (TARGET_VERSION): Remove.
7993         * config/i386/djgpp.h (TARGET_VERSION): Remove.
7994         * config/i386/freebsd.h (TARGET_VERSION): Remove.
7995         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
7996         * config/i386/gnu.h (TARGET_VERSION): Remove.
7997         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
7998         * config/i386/i386elf.h (TARGET_VERSION): Remove.
7999         * config/i386/linux.h (TARGET_VERSION): Remove.
8000         * config/i386/linux64.h (TARGET_VERSION): Remove.
8001         * config/i386/lynx.h (TARGET_VERSION): Remove.
8002         * config/i386/mingw32.h (TARGET_VERSION): Remove.
8003         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
8004         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
8005         * config/i386/netware.h (TARGET_VERSION): Remove.
8006         * config/i386/nto.h (TARGET_VERSION): Remove.
8007         * config/i386/openbsd.h (TARGET_VERSION): Remove.
8008         * config/i386/vxworks.h (TARGET_VERSION): Remove.
8009         * config/ia64/elf.h (TARGET_VERSION): Remove.
8010         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
8011         * config/ia64/hpux.h (TARGET_VERSION): Remove.
8012         * config/ia64/linux.h (TARGET_VERSION): Remove.
8013         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
8014         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
8015         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8016         * config/lm32/lm32.h (TARGET_VERSION): Remove.
8017         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
8018         * config/m32c/m32c.h (TARGET_VERSION): Remove.
8019         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
8020         * config/m32r/m32r.h (TARGET_VERSION): Remove.
8021         * config/m68k/linux.h (TARGET_VERSION): Remove.
8022         * config/m68k/m68k.h (TARGET_VERSION): Remove.
8023         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
8024         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
8025         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
8026         * config/mep/mep.h (TARGET_VERSION): Remove.
8027         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
8028         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8029         * config/mips/iris6.h (MACHINE_TYPE): Remove.
8030         * config/mips/linux.h (TARGET_VERSION): Remove.
8031         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
8032         * config/mips/vxworks.h (TARGET_VERSION): Remove.
8033         * config/mmix/mmix.h (TARGET_VERSION): Remove.
8034         * config/mn10300/linux.h (TARGET_VERSION): Remove.
8035         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
8036         * config/pa/pa.h (TARGET_VERSION): Remove.
8037         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
8038         * config/picochip/picochip.h (TARGET_VERSION): Remove.
8039         * config/rs6000/aix.h (TARGET_VERSION): Remove.
8040         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
8041         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
8042         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
8043         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
8044         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
8045         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
8046         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
8047         * config/rs6000/linux.h (TARGET_VERSION): Remove.
8048         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
8049         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
8050         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
8051         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
8052         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
8053         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
8054         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
8055         * config/s390/linux.h (TARGET_VERSION): Remove.
8056         * config/s390/s390.h (TARGET_VERSION): Remove.
8057         * config/s390/tpf.h (TARGET_VERSION): Remove.
8058         * config/score/score.h (TARGET_VERSION): Remove.
8059         * config/sh/linux.h (TARGET_VERSION): Remove.
8060         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
8061         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
8062         * config/sh/sh.h (TARGET_VERSION): Remove.
8063         * config/sh/sh64.h (TARGET_VERSION): Remove.
8064         * config/sh/superh.h (TARGET_VERSION): Remove.
8065         * config/sh/vxworks.h (TARGET_VERSION): Remove.
8066         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
8067         * config/sparc/linux.h (TARGET_VERSION): Remove.
8068         * config/sparc/linux64.h (TARGET_VERSION): Remove.
8069         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
8070         TARGET_NAME32, TARGET_NAME): Remove.
8071         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
8072         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
8073         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
8074         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
8075         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
8076         * config/spu/spu.h (TARGET_VERSION): Remove.
8077         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
8078         * config/v850/v850.h (TARGET_VERSION): Remove.
8079         * config/vax/linux.h (TARGET_VERSION): Remove.
8080         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
8081         * config/xtensa/elf.h (TARGET_VERSION): Remove.
8082         * config/xtensa/linux.h (TARGET_VERSION): Remove.
8083
8084 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8085
8086         PR target/48142
8087         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
8088         frame-related from frame-unrelated adjustments to the stack pointer.
8089
8090 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
8091
8092         * common.opt (fdebug-types-section): Move earlier.
8093         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
8094
8095 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
8096
8097         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
8098         var.
8099
8100 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
8101
8102         * tree.h (CASE_CHAIN): Define.
8103         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
8104         (gimple_redirect_edge_and_branch): Likewise.
8105
8106 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8107
8108         PR middle-end/48367
8109         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
8110         calculation.
8111
8112 2011-03-30  Jeff Law  <law@redhat.com>
8113
8114         * PR bootstrap/48371
8115         * reload1.c (reload): Fix botch in last change.
8116
8117         * reload.h (struct reload): Fix typo introduced in last change.
8118
8119 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8120
8121         * config/arm/arm.opt (mhard-float, msoft-float): Mark
8122         Undocumented.  Remove help text.
8123         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
8124         -mhard-float.
8125
8126 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8127
8128         * doc/options.texi (NegativeAlias): Document.
8129         (Alias): Mention NegativeAlias.
8130         * opt-functions.awk: Handle NegativeAlias.
8131         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
8132         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
8133         * opts.h (CL_NEGATIVE_ALIAS): Define.
8134         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
8135         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
8136         OPT_mspe_.
8137         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
8138         Alias entries.
8139         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8140         mno-spe and mno-isel instead of mspe=no and -misel=no.
8141
8142 2011-03-29  Mark Wielaard  <mjw@redhat.com>
8143
8144         * common.opt (fdebug-types-section): New flag.
8145         * doc/invoke.texi: Document new -fno-debug-types-section flag.
8146         * dwarf2out.c (use_debug_types): New define.
8147         (struct die_struct): Mark die_id with GTY desc use_debug_types.
8148         (print_die): Guard output of type unit signatures using
8149         use_debug_types.
8150         (build_abbrev_table): Replace assert of dwarf_version >= 4
8151         with assert on use_debug_types.
8152         (size_of_die): Likewise.
8153         (unmark_dies): Likewise.
8154         (value_format): Decide AT_ref_external form on use_debug_types.
8155         (output_die): Replace dwarf_version version check guard with
8156         use_debug_types where appropriate.
8157         (modified_type_die): Likewise.
8158         (gen_reference_type_die): Likewise.
8159         (dwarf2out_start_source_file): Likewise.
8160         (dwarf2out_end_source_file): Likewise.
8161         (prune_unused_types_walk_attribs): Likewise.
8162         (dwarf2out_finish): Likewise.
8163
8164 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8165
8166         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
8167
8168 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8169
8170         PR rtl-optimization/48332
8171         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
8172         mode of input operand N and modeN to its actual mode.
8173
8174 2011-03-30  Jeff Law  <law@redhat.com>
8175
8176         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
8177         define accessor macro.
8178         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
8179         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
8180         (reg_equiv_init): Likewise.
8181         (reg_equivs_size): New variable.
8182         (reg_equiv_init_size): Remove.
8183         (allocate_initial_values): Move prototype to here from....
8184         * integrate.h (allocate_initial_values): Remove prototype.
8185         * integrate.c: Include reload.h.
8186         (allocate_initial_values): Corresponding changes.
8187         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
8188         (fix_reg_equiv_init, no_equiv): Corresponding changes.
8189         (update_equiv_regs): Corresponding changes.
8190         (ira): Corresponding changes.
8191         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
8192         (push_secondary_reload): Corresponding changes.
8193         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
8194         (make_memloc, find_reloads_address): Corresponding changes.
8195         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
8196         (find_reloads_address_1): Corresponding changes.
8197         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
8198         (refers_to_regno_for_reload_p): Corresponding changes.
8199         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
8200         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
8201         * reload1.c: Include ggc.h.
8202         (grow_reg_equivs): New function.
8203         (replace_pseudos_in, reload): Corresponding changes.
8204         (calculate_needs_all_insns, alter_regs): Corresponding changes.
8205         (eliminate_regs_1, elimination_effects): Corresponding changes.
8206         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
8207         (delete_output_reload): Likewise.
8208         * caller-save.c (mark_referenced_regs): Corresponding changes.
8209         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
8210         * frv/predicates.md (frv_load_operand): Corresponding changes.
8211         * microblaze/microblaze.c (double_memory_operand): Corresponding
8212         changes.
8213         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
8214         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
8215         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
8216         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
8217         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
8218         changes.
8219         * pa/pa.c (emit_move_sequence): Corresponding changes.
8220         * vax/vax.c (nonindexed_address_p): Corresponding changes.
8221
8222 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8223
8224         PR target/47551
8225         * config/arm/arm.c (coproc_secondary_reload_class): Handle
8226         structure modes.  Don't check neon_vector_mem_operand for
8227         vector or structure modes.
8228
8229 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8230             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8231
8232         PR target/43590
8233         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
8234         operand 1 and reshuffle the operands to match.
8235         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
8236
8237 2011-03-30  Christian Schüler  <cschueler@gmx.de>
8238
8239         PR driver/48208
8240         * config/c.opt (F): Added 'Driver' to -F option.
8241
8242         PR driver/48260
8243         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
8244           handler function.
8245         * config/darwin.opt: Added '-arch' option.
8246
8247 2011-03-30  Nick Clifton  <nickc@redhat.com>
8248
8249         * config/rx/rx.md: Add peepholes and patterns to combine
8250         extending loads and simple arithmetic instructions.
8251         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
8252         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
8253         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
8254         modes to use pre-decrement and post-increment addressing.
8255         (rx_is_restricted_memory_address): Add range checking of REG+INT
8256         addresses.
8257         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
8258         (rx_memory_move_cost): Adjust cost of stores.
8259         (rx_adjust_insn_length): New function.
8260
8261 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
8262
8263         PR c/48305
8264         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
8265         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
8266         matching arg00/arg01 types.
8267
8268 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
8269
8270         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
8271         last_location to UNKNOWN_LOCATION.
8272
8273 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
8274
8275         PR target/48349
8276         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
8277         FLOAT_SSE_REGS.
8278
8279 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8280             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8281
8282         PR bootstrap/48337
8283         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
8284         Init(PROCESSOR_V7).
8285         (sparc_cpu): Likewise.
8286         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
8287         PROCESSOR_V7.
8288
8289 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8290
8291         PR target/48336
8292         PR middle-end/48342
8293         PR rtl-optimization/48345
8294         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
8295         hard regs for given mode from profitable regs when doing secondary
8296         allocation.
8297
8298 2011-03-29  Jeff Law  <law@redhat.com>
8299
8300         PR bootstrap/48327
8301         * tree-ssa-threadupdate.c (struct redirection_data): Remove
8302         do_not_duplicate field.
8303         (lookup_redirection_data): Corresponding changes.
8304         (create_duplicates): Always create a template block.
8305         (redirect_edges): Remove code which reused the original block
8306         when it was going to become unreachable code.
8307         (thread_block): Don't set do_not_duplicate field.
8308
8309 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
8310
8311         * lto-opts.c (register_user_option_p, lto_register_user_option):
8312         Make type argument unsigned.
8313         * lto-streamer.h (lto_register_user_option): Make type argument
8314         unsigned.
8315         * opth-gen.awk: Make CL_* macros unsigned.
8316         * opts-common.c (find_opt): Make lang_mask argument unsigned.
8317         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
8318         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
8319         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
8320         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
8321         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
8322         (find_opt): Make lang_mask argument unsigned.
8323
8324 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8325
8326         PR rtl-optimization/48331
8327         PR rtl-optimization/48334
8328         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
8329         for any used algorithm.
8330
8331 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8332
8333         * ira-conflicts.c (build_object_conflicts): Add unused attribute
8334         to parent_max.
8335
8336 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
8337
8338         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
8339         (alpha_option_override): Don't set alpha_sr_alias_set.
8340         (emit_frame_store_1): Use gen_frame_mem rather than calling
8341         set_mem_alias_set.
8342         (alpha_expand_epilogue): Ditto.
8343
8344 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
8345
8346         PR tree-optimization/48290
8347         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
8348         vectorization, check that relevant phis in the basic block after
8349         the inner loop are really inner loop's exit phis.
8350
8351 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
8352
8353         PR debug/48190
8354         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
8355         (cached_dw_loc_list_def): New structure.
8356         (cached_dw_loc_list): New typedef.
8357         (cached_dw_loc_list_table): New variable.
8358         (cached_dw_loc_list_table_hash): New function.
8359         (cached_dw_loc_list_table_eq): Likewise.
8360         (add_location_or_const_value_attribute): Take a bool cache_p.
8361         Cache the list when the parameter is true.
8362         (gen_formal_parameter_die): Update caller.
8363         (gen_variable_die): Likewise.
8364         (dwarf2out_finish): Likewise.
8365         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
8366         while generating debug info for the decl.
8367         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
8368         (dwarf2out_init): Initialize cached_dw_loc_list_table.
8369         (resolve_addr): Cache the result of resolving a chain of
8370         location lists.
8371
8372 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
8373
8374         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
8375         conflict object hard regset nodes have intersecting hard reg sets.
8376
8377         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
8378         after regstat_init_n_sets_and_refs.
8379
8380         * ira.c: Add more comments at the top.
8381         (setup_stack_reg_pressure_class, setup_pressure_classes):
8382         Add comments how we compute the register pressure classes.
8383         (setup_allocno_and_important_classes): Add more comments.
8384         (setup_class_translate_array, reorder_important_classes)
8385         (setup_reg_class_relations): Add comments.
8386
8387         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
8388         start of the file.
8389
8390         * ira-color.c: Add 2011 to the Copyright line.
8391         (assign_hard_reg):  Add more comments.
8392         (improve_allocation): Ditto.
8393
8394         * ira-costs.c: Add 2011 to the Copyright line.
8395         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
8396         comments.
8397         (setup_regno_cost_classes_by_mode): Ditto.
8398
8399         Initial patches from ira-improv branch:
8400
8401         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
8402
8403         * ira-build.c (ira_create_object): Remove initialization of
8404         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
8405         (ira_create_allocno): Remove initialization of
8406         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
8407         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
8408         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
8409         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
8410         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
8411         Initialize ALLOCNO_ADD_DATA.
8412         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
8413         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
8414         ALLOCNO_REG.
8415         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
8416         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
8417
8418         * ira.c (ira_reallocate): Remove.
8419         (setup_pressure_classes): Call
8420         ira_init_register_move_cost_if_necessary.  Use
8421         ira_register_move_cost instead of ira_get_register_move_cost.
8422         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
8423         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
8424
8425         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
8426         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
8427         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
8428         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
8429         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
8430         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
8431         Fix formatting.
8432         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
8433         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
8434         (struct allocno_color_data): New.
8435         (allocno_color_data_t): New typedef.
8436         (allocno_color_data): New definition.
8437         (ALLOCNO_COLOR_DATA): New macro.
8438         (struct object_color_data): New.
8439         (object_color_data_t): New typedef.
8440         (object_color_data): New definition.
8441         (OBJECT_COLOR_DATA): New macro.
8442         (update_copy_costs, calculate_allocno_spill_cost): Call
8443         ira_init_register_move_cost_if_necessary.  Use
8444         ira_register_move_cost instead of ira_get_register_move_cost.
8445         (move_spill_restore, update_curr_costs): Ditto.
8446         (allocno_spill_priority): Make it inline.
8447         (color_pass): Allocate and free allocno_color_dat and object_color_data.
8448         (struct coalesce_data, coalesce_data_t): New.
8449         (allocno_coalesce_data): New definition.
8450         (ALLOCNO_COALESCE_DATA): New macro.
8451         (merge_allocnos, coalesced_allocno_conflict_p): Use
8452         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
8453         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
8454         (coalesce_allocnos): Ditto.
8455         (setup_coalesced_allocno_costs_and_nums): Ditto.
8456         (collect_spilled_coalesced_allocnos): Ditto.
8457         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
8458         (setup_slot_coalesced_allocno_live_ranges): Ditto.
8459         (coalesce_spill_slots): Ditto.
8460         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
8461         free allocno_coalesce_data.
8462
8463         * ira-conflicts.c: Fix formatting.
8464         (process_regs_for_copy): Call
8465         ira_init_register_move_cost_if_necessary.  Use
8466         ira_register_move_cost instead of ira_get_register_move_cost.
8467         (build_object_conflicts): Optimize.
8468
8469         * ira-costs.c (record_reg_classes): Optimize.  Call
8470         ira_init_register_move_cost_if_necessary.  Use
8471         ira_register_move_cost, ira_may_move_in_cost, and
8472         ira_may_move_out_cost instead of ira_get_register_move_cost and
8473         ira_get_may_move_cost.
8474         (record_address_regs): Ditto.
8475         (scan_one_insn): Optimize.
8476         (find_costs_and_classes): Optimize.
8477         (process_bb_node_for_hard_reg_moves): Call
8478         ira_init_register_move_cost_if_necessary.  Use
8479         ira_register_move_cost instead of ira_get_register_move_cost.
8480
8481         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
8482         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
8483         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
8484         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
8485         definitions.
8486         (ira_initiate_emit_data, ira_finish_emit_data)
8487         (create_new_allocno): New functions.
8488         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
8489         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
8490         Use ira_register_move_cost instead of ira_get_register_move_cost.
8491
8492         * ira-int.h: Fix some comments.
8493         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
8494         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
8495         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
8496         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
8497         add_data.
8498         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
8499         bitfield after mode.  Make hard_regno a short int.  Make
8500         hard_regno short.  Remove first_coalesced_allocno and
8501         next_coalesced_allocno.  Move mem_optimized_dest_p,
8502         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
8503         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
8504         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
8505         temp, colorable_p.  Add new member add_data.
8506         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
8507         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
8508         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
8509         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
8510         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
8511         (ALLOCNO_ADD_DATA): New macro.
8512         (ira_emit_data_t): New typedef.
8513         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
8514         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
8515         from struct ira_allocno.
8516         (ALLOCNO_EMIT_DATA): New macro.
8517         (ira_allocno_emit_data, allocno_emit_reg): New.
8518         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
8519         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
8520         (OBJECT_ADD_DATA): New macro.
8521         (ira_reallocate): Remove.
8522         (ira_initiate_emit_data, ira_finish_emit_data): New.
8523         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
8524         (ira_init_register_move_cost_if_necessary): New.
8525         (ira_object_conflict_iter_next): Merge into
8526         ira_object_conflict_iter_cond.
8527         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
8528
8529         * ira-live.c (process_single_reg_class_operands): Call
8530         ira_init_register_move_cost_if_necessary.  Use
8531         ira_register_move_cost instead of ira_get_register_move_cost.
8532
8533         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
8534
8535         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
8536
8537         * ira-costs.c: Fix formatting.
8538         (cost_classes, cost_classes_num): Remove.
8539         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
8540         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
8541         (cost_classes_del, cost_classes_htab): New.
8542         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
8543         (initiate_regno_cost_classes, setup_cost_classes): New.
8544         (setup_regno_cost_classes_by_aclass): New.
8545         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
8546         (record_reg_classes): Use regno_cost_classes instead of
8547         cost_classes.  Move checking opposite operand up.
8548         (record_address_regs): Use regno_cost_classes
8549         instead of cost_classes.
8550         (scan_one_insn): Ditto.  Use always general register.
8551         (print_allocno_costs): Use regno_cost_classes instead of
8552         cost_classes.
8553         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
8554         (find_costs_and_classes): Set up cost classes for each registers.
8555         Use also their mode for this.  Use regno_cost_classes instead of
8556         cost_classes.
8557         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
8558         cost_classes.
8559         (free_ira_costs, ira_init_costs): Don't use cost_classes.
8560         (ira_costs, ira_set_pseudo_classes): Call
8561         initiate_regno_cost_classes and finish_regno_cost_classes.
8562
8563         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
8564
8565         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
8566
8567         * target.def (ira_cover_classes): Remove.
8568
8569         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
8570
8571         * doc/tm.texi.in: Ditto.
8572
8573         * ira-conflicts.c: Remove mentioning cover classes from the file.
8574         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
8575         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
8576
8577         * targhooks.c (default_ira_cover_classes): Remove.
8578
8579         * targhooks.h (default_ira_cover_classes): Ditto.
8580
8581         * haifa-sched.c: Remove mentioning cover classes from the file.
8582         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
8583         ira_pressure_classes and ira_pressure_classes_num instead of
8584         ira_reg_class_cover_size and ira_reg_class_cover.  Use
8585         sched_regno_pressure_class instead of sched_regno_cover_class.
8586         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
8587         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8588
8589         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
8590         classes from the file.
8591         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
8592         (struct object_hard_regs, struct object_hard_regs_node): New.
8593         (struct ira_object): New members profitable_hard_regs,
8594         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
8595         (struct ira_allocno): Rename cover_class to aclass.  Rename
8596         cover_class_cost and updated_cover_class_cost to class_cost and
8597         updated_class_cost.  Remove splay_removed_p and
8598         left_conflict_size.  Add new members colorable_p.
8599         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
8600         (ALLOCNO_COLORABLE_P): New macro.
8601         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
8602         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
8603         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
8604         (OBJECT_...): Rename parameter C to O.
8605         (OBJECT_PROFITABLE_HARD_REGS): New macro.
8606         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
8607         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
8608         (struct target_ira_int): New members x_ira_max_memory_move_cost,
8609         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
8610         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
8611         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
8612         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
8613         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
8614         x_ira_reg_class_subunion.
8615         (ira_max_memory_move_cost, ira_max_register_move_cost)
8616         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
8617         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
8618         (ira_important_class_nums, ira_reg_class_superunion): New macros.
8619         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
8620         (ira_reg_class_union): Rename to ira_reg_class_subunion.
8621         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
8622         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
8623         (ira_tune_allocno_costs_and_cover_classes): Rename to
8624         ira_tune_allocno_costs.
8625         (ira_debug_hard_regs_forest): New.
8626         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
8627         (ira_object_conflict_iter_next): Fix comments.
8628         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
8629         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
8630         cover_class to aclass.
8631         (ira_allocate_and_accumulate_costs): Ditto.
8632         (ira_allocate_and_set_or_copy_costs): Ditto.
8633
8634         * opts.c (decode_options): Remove ira_cover_class check.
8635
8636         * ira-color.c: Remove mentioning cover classes from the file.  Use
8637         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
8638         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
8639         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
8640         (splay-tree.h): Remove include.
8641         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
8642         before copy_freq_compare_func.
8643         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
8644         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
8645         New definitions.
8646         (hard_regs_roots, hard_regs_node_vec): Ditto.
8647         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
8648         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
8649         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
8650         (create_new_object_hard_regs_node): Ditto.
8651         (add_new_object_hard_regs_node_to_forest): Ditto.
8652         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
8653         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
8654         Ditto.
8655         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
8656         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
8657         (remove_unused_object_hard_regs_nodes): Ditto.
8658         (enumerate_object_hard_regs_nodes): Ditto.
8659         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
8660         (object_hard_regs_subnode_t): Ditto.
8661         (struct object_hard_regs_subnode): Ditto.
8662         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
8663         (setup_object_hard_regs_subnode_index): Ditto.
8664         (get_object_hard_regs_subnodes_num): Ditto.
8665         (form_object_hard_regs_nodes_forest): Ditto.
8666         (finish_object_hard_regs_nodes_tree): Ditto.
8667         (finish_object_hard_regs_nodes_forest): Ditto.
8668         (allocnos_have_intersected_live_ranges_p): Rename to
8669         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
8670         (pseudos_have_intersected_live_ranges_p): Rename to
8671         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
8672         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
8673         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
8674         (update_copy_costs): Remove assert.  Skip cost update if the hard
8675         reg does not belong the class.
8676         (assign_hard_reg): Process only profitable hard regs.
8677         (uncolorable_allocnos_num): Make it scalar.
8678         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
8679         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
8680         and ira_reg_class_max_nregs.
8681         (bucket_allocno_compare_func): Check frequency first.
8682         (sort_bucket): Add compare function as a parameter.
8683         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
8684         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
8685         (push_allocno_to_stack): Rewrite for checking new allocno
8686         colorability.
8687         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
8688         (push_only_colorable): Pass new parameter to sort_bucket.
8689         (push_allocno_to_spill): Remove.
8690         (allocno_spill_priority_compare): Make it inline and rewrite.
8691         (splay_tree_allocate, splay_tree_free): Remove.
8692         (allocno_spill_sort_compare): New function.
8693         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
8694         build and use splay tree.  Choose first allocno in uncolorable
8695         allocno bucket to spill.  Remove setting spill cost.
8696         (all_conflicting_hard_regs): Remove.
8697         (setup_allocno_available_regs_num): Check only profitable hard
8698         regs.  Print info about hard regs nodes.
8699         (setup_allocno_left_conflicts_size): Remove.
8700         (put_allocno_into_bucket): Don't call
8701         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
8702         (improve_allocation): New.
8703         (color_allocnos): Call setup_profitable_hard_regs,
8704         form_object_hard_regs_nodes_forest, improve_allocation,
8705         finish_object_hard_regs_nodes_forest.  Setup spill cost.
8706         (print_loop_title): Use pressure classes.
8707         (color_allocnso): Ditto.
8708         (do_coloring): Remove allocation and freeing splay_tree_node_pool
8709         and allocnos_for_spilling.
8710         (ira_sort_regnos_for_alter_reg): Don't setup members
8711         {first,next}_coalesced_allocno.
8712         (color): Remove allocating and freeing removed_splay_allocno_vec.
8713         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
8714         prohibited_class_mode_regs.
8715
8716         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
8717         formatting.
8718         (update_allocno_pressure_excess_length): Use pressure classes.
8719         (inc_register_pressure, dec_register_pressure): Check for pressure
8720         class.
8721         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
8722         pressure class.  Use ira_reg_class_nregs instead of
8723         ira_reg_class_max_nregs.
8724         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
8725         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
8726         (single_reg_class): Use ira_reg_class_nregs instead of
8727         ira_reg_class_max_nregs.
8728         (process_bb_node_lives): Use pressure classes.
8729
8730         * ira-emit.c: Remove mentioning cover classes from the file.  Use
8731         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
8732         (change_loop): Use pressure classes.
8733         (modify_move_list): Call ira_set_allocno_class instead of
8734         ira_set_allocno_cover_class.
8735
8736         * ira-build.c: Remove mentioning cover classes from the file.  Use
8737         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
8738         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
8739         ALLOCNO_UPDATED_CLASS_COST instead of
8740         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
8741         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
8742         (ira_create_allocno): Remove initialization of
8743         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
8744         ALLOCNO_COLORABLE_P.
8745         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
8746         Update conflict regs for the objects.
8747         (create_cap_allocno): Remove assert.  Don't propagate
8748         ALLOCNO_AVAILABLE_REGS_NUM.
8749         (ira_free_allocno_costs): New function.
8750         (finish_allocno): Change a part of code into call of
8751         ira_free_allocno_costs.
8752         (low_pressure_loop_node_p): Use pressure classes.
8753         (object_range_compare_func): Don't compare classes.
8754         (setup_min_max_conflict_allocno_ids): Ditto.
8755
8756         * loop-invariant.c: Remove mentioning cover classes from the file.
8757         Use ira_pressure_classes and ira_pressure_classes_num instead of
8758         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
8759         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
8760         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8761         Use reg_allocno_class instead of reg_cover_class.
8762         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
8763         STACK_REG_COVER_CLASS.
8764         (get_regno_cover_class): Rename to get_regno_pressure_class.
8765         (move_loop_invariants): Initialize and finalize regstat.
8766
8767         * ira.c: Remove mentioning cover classes from the file.  Add
8768         comments about coloring without cover classes.  Use ALLOCNO_CLASS
8769         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
8770         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
8771         setup_class_subset_and_memory_move_costs.
8772         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
8773         (setup_cover_and_important_classes): Rename to
8774         setup_allocno_and_important_classes.
8775         (setup_class_translate_array): New.
8776         (setup_class_translate): Call it for allocno and pressure classes.
8777         (cover_class_order): Rename to allocno_class_order.
8778         (comp_reg_classes_func): Use ira_allocno_class_translate instead
8779         of ira_class_translate.
8780         (reorder_important_classes): Set up ira_important_class_nums.
8781         (setup_reg_class_relations): Set up ira_reg_class_superunion.
8782         (print_class_cover): Rename to print_classes.  Add parameter.
8783         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
8784         Print pressure classes too.
8785         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
8786         setup_reg_subclasses.
8787         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
8788         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
8789         (setup_prohibited_class_mode_regs): Use
8790         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
8791         (clarify_prohibited_class_mode_regs): New function.
8792         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
8793         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
8794         (ira_init_once): Initialize them.
8795         (free_register_move_costs): Process them.
8796         (ira_init): Move calls of find_reg_classes and
8797         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
8798         Call clarify_prohibited_class_mode_regs.
8799         (ira_no_alloc_reg): Remove.
8800         (too_high_register_pressure_p): Use pressure classes.
8801
8802         * sched-deps.c: Remove mentioning cover classes from the file.
8803         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
8804         ira_pressure_classes and ira_pressure_classes_num instead of
8805         ira_reg_class_cover_size and ira_reg_class_cover.
8806         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
8807         sched_regno_pressure_class instead of sched_regno_cover_class.
8808         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
8809         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8810
8811         * ira.h: Add 2010 to Copyright.
8812         (ira_no_alloc_reg): Remove external.
8813         (struct target_ira): Rename x_ira_hard_regno_cover_class,
8814         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
8815         x_ira_class_translate to x_ira_hard_regno_allocno_class,
8816         x_ira_allocno_classes_num, x_ira_allocno_classes, and
8817         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
8818         x_ira_pressure_classes, x_ira_pressure_class_translate, and
8819         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
8820         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
8821         x_ira_no_alloc_regs.
8822         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
8823         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
8824         ira_allocno_classes_num and ira_allocno_classes.
8825         (ira_class_translate): Rename to ira_allocno_class_translate.
8826         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
8827         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
8828         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
8829         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
8830         (ira_no_alloc_regs): New.
8831
8832         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
8833         classes from the file.  Use ALLOCNO_CLASS instead of
8834         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
8835         ALLOCNO_COVER_CLASS_COST.
8836         (regno_cover_class): Rename to regno_aclass.
8837         (record_reg_classes): Use ira_reg_class_subunion instead of
8838         ira_reg_class_union.
8839         (record_address_regs): Check overflow.
8840         (scan_one_insn): Ditto.
8841         (print_allocno_costs): Print total mem cost fore regional allocation.
8842         (print_pseudo_costs): Use REG_N_REFS.
8843         (find_costs_and_classes): Use classes intersected with them on the
8844         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
8845         ira_reg_class_union.  Use ira_allocno_class_translate and
8846         regno_aclass instead of ira_class_translate and regno_cover_class.
8847         Modify code for finding regno_aclass.  Setup preferred classes for
8848         the next pass.
8849         (setup_allocno_cover_class_and_costs): Rename to
8850         setup_allocno_class_and_costs.  Use regno_aclass instead of
8851         regno_cover_class.  Use ira_set_allocno_class instead of
8852         ira_set_allocno_cover_class.
8853         (init_costs, finish_costs): Use regno_aclass instead of
8854         regno_cover_class.
8855         (ira_costs): Use setup_allocno_class_and_costs instead of
8856         setup_allocno_cover_class_and_costs.
8857         (ira_tune_allocno_costs_and_cover_classes): Rename to
8858         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
8859         by processing objects.  Use ira_reg_class_max_nregs instead of
8860         ira_reg_class_nregs.
8861
8862         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
8863
8864         * sched-int.h: Remove mentioning cover classes from the file.
8865         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
8866
8867         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
8868         classes from the file.
8869         (struct reg_pref): Rename coverclass into allocnoclass.
8870         (reg_cover_class): Rename to reg_allocno_class.
8871
8872         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
8873
8874         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
8875
8876         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8877
8878         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
8879
8880         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
8881
8882         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
8883
8884         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
8885
8886         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
8887
8888         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
8889
8890         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
8891
8892         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
8893         (i386_ira_cover_classes): Ditto.
8894
8895         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8896
8897         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
8898
8899         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
8900
8901         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
8902
8903         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
8904
8905         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
8906
8907         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
8908         (mips_ira_cover_classes): Ditto.
8909
8910         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
8911
8912         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
8913
8914         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
8915
8916         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
8917
8918         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
8919
8920         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
8921         (IRA_COVER_CLASSES_VSX): Ditto.
8922
8923         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
8924         (rs6000_ira_cover_classes): Ditto.
8925
8926         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
8927
8928         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
8929
8930         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
8931
8932         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
8933
8934         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
8935
8936         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
8937
8938         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
8939
8940         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
8941
8942         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
8943
8944         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
8945
8946 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
8947
8948         PR debug/48253
8949         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
8950         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
8951         dw_fde_unlikely_section_end_label, cold_in_std_section,
8952         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
8953         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
8954         fields.
8955         (output_fde): Use dw_fde_second_{begin,end} if second is
8956         true, otherwise dw_fde_{begin,end}.
8957         (output_call_frame_info): Test dw_fde_second_begin != NULL
8958         instead of dw_fde_switched_sections.
8959         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
8960         fields, initialize new fields.  Initialize in_std_section
8961         unconditionally from the first partition.
8962         (dwarf2out_end_epilogue): Don't override dw_fde_end when
8963         dw_fde_second_begin is non-NULL.
8964         (dwarf2out_switch_text_section): Stop initializing removed
8965         dw_fde_struct fields, initialize new fields, initialize
8966         also dw_fde_end here.  Set dw_fde_switch_cfi even when
8967         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
8968         (struct var_loc_list_def): Add last_before_switch field.
8969         (arange_table, arange_table_allocated, arange_table_in_use,
8970         ARANGE_TABLE_INCREMENT, add_arange): Removed.
8971         (size_of_aranges): Count !in_std_section and !second_in_std_section
8972         hunks in fdes, instead of looking at arange_table_in_use.
8973         (output_aranges): Add aranges_length argument, don't call
8974         size_of_aranges here.  Instead of using aranges_table*
8975         emit ranges for fdes when !in_std_section resp.
8976         !second_in_std_section.
8977         (dw_loc_list): Break ranges crossing section switch.
8978         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
8979         use dw_fde_second_end instead of dw_fde_end as end of last range.
8980         (gen_subprogram_die): Don't call add_arange.  Use
8981         dw_fde_{begin,end} for first partition and if switched
8982         section dw_fde_second_{begin,end} for the second.
8983         (var_location_switch_text_section_1,
8984         var_location_switch_text_section): New functions.
8985         (dwarf2out_begin_function): Initialize cold_text_section even
8986         when function_section () isn't text_section.
8987         (prune_unused_types): Don't walk arange_table.
8988         (dwarf2out_finish): Don't needlessly test
8989         flag_reorder_blocks_and_partition when testing cold_text_section_used.
8990         If info_section_emitted, call size_of_aranges and if it indicates
8991         non-empty .debug_aranges, call output_aranges with the computed
8992         size.  Stop using removed dw_fde_struct fields, use
8993         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
8994         for second.
8995
8996         PR debug/48203
8997         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
8998         create ENTRY_VALUE if incoming or address of incoming's MEM
8999         is a hard REG.
9000         * dwarf2out.c (mem_loc_descriptor): Don't emit
9001         DW_OP_GNU_entry_value of DW_OP_fbreg.
9002         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
9003         on ENTRY_VALUE is able to find the canonical parameter VALUE.
9004         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
9005         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
9006         ENTRY_VALUE_EXPs.
9007         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
9008         is a REG_P or MEM_P with REG_P address, compute hash directly
9009         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
9010         (preserve_only_constants): Don't clear VALUES forwaring
9011         ENTRY_VALUE to some other VALUE.
9012
9013 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
9014
9015         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
9016         instead of GEN_INT.
9017
9018 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9019
9020         * cfgexpand.c (expand_gimple_cond): Always set the source location and
9021         block before expanding the statement.
9022         (expand_gimple_stmt_1): Likewise.  Set them here...
9023         (expand_gimple_stmt): ...and not here.  Tidy.
9024         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
9025         unknown.
9026
9027 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9028
9029         * Makefile.in: New rule for cprop.o.
9030         * gcse.c: Move constant/copy propagation to cprop.c.
9031         (compute_local_properties): Only handle expression tables.
9032         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
9033         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
9034         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
9035         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
9036         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
9037         compute_cprop_data, find_used_regs, try_replace_reg,
9038         find_avail_set, cprop_jump, constprop_register, cprop_insn,
9039         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
9040         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
9041         find_bypass_set, reg_killed_on_edge, bypass_block,
9042         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
9043         execute_rtl_cprop, pass_rtl_cprop): Move to...
9044         * cprop.c: ...here.  New file, constant/copy propagation for RTL
9045         moved from gcse.c to here with minor cleanups in duplicated code.
9046
9047 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
9048
9049         * config/i386/i386.c (flag_opts): Fix a typo in
9050         -mavx256-split-unaligned-store.
9051
9052 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9053
9054         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
9055         LIBCALL_VALUE): Remove macros.
9056         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9057         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9058         (h8300_function_value, h8300_libcall_value,
9059         h8300_function_value_regno_p): New functions.
9060
9061 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9062
9063         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
9064
9065 2011-03-28  Jeff Law  <law@redhat.com>
9066
9067         * tree-ssa-threadupdate.c (redirect_edges): Call
9068         create_edge_and_update_destination_phis as needed.
9069         (create_edge_and_update_destination_phis): Accept new BB argument.
9070         All callers updated.
9071         (thread_block): Do not update the profile when threading around
9072         intermediate blocks.
9073         (thread_single_edge): Likewise.
9074         (determine_bb_domination_status): If BB is not a successor of the
9075         loop header, return NONDOMINATING.
9076         (register_jump_thread): Note when we register a jump thread around
9077         an intermediate block.
9078         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
9079         (thread_across_edge): Use it.
9080
9081 2011-03-28  Tristan Gingold  <gingold@adacore.com>
9082
9083         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
9084         when for_return is 2.
9085
9086 2011-03-28  Jeff Law  <law@redhat.com>
9087
9088         * var-tracking.c (canonicalize_values_mark): Delete unused
9089         lhs assignment.
9090         (canonicalize_values_star, set_variable_part): Likewise.
9091         (clobber_variable_part, delete_variable_part): Likewise.
9092
9093 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9094
9095         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
9096
9097 2011-03-28  Martin Jambor  <mjambor@suse.cz>
9098
9099         * tree-inline.c (expand_call_inline): Do not check that destination
9100         node is analyzed.
9101         (optimize_inline_calls): Assert that destination node is analyzed.
9102         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
9103         not call tree_lowering_passes.
9104         * cgraph.h (cgraph_analyze_function): Declare.
9105         * cgraphunit.c (cgraph_analyze_function): Make public.
9106
9107 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
9108
9109         * config/sparc/sparc-opts.h: New.
9110         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
9111         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
9112         (sparc_option_override): Store processor_type enumeration rather
9113         than string in cpu_default.  Remove name and enumeration from
9114         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
9115         without using sparc_select.  Use target_flags_explicit instead of
9116         fpu_option_set.
9117         * config/sparc/sparc.h (enum processor_type): Move to
9118         sparc-opts.h.
9119         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
9120         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
9121         HeaderInclude entry.
9122         (mcpu=, mtune=): Use Var and Enum.
9123         (sparc_processor_type): New Enum and EnumValue entries.
9124
9125 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9126             Iain Sandoe  <iains@gcc.gnu.org>
9127
9128         PR target/48245
9129         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
9130
9131 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9132
9133         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
9134         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
9135         Insert new statements at it in lieu of STMT.
9136         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
9137         * tree-vect-stmts.c (vectorizable_store): Likewise.
9138         (vectorizable_load): Likewise.
9139
9140 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
9141
9142         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
9143         (divtf3): Ditto.
9144         (multf3): Ditto.
9145         (subtf3): Ditto.
9146
9147 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9148
9149         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
9150         unaligned 256bit load/store.
9151         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
9152         (*avx_movdqu<avxmodesuffix>): Likewise.
9153
9154 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9155
9156         PR target/48288
9157         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
9158         * config/pa/pa.md (iordi3): Use new predicate in expander.
9159         (iorsi3): Likewise.
9160
9161 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
9162
9163         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
9164         FUNCTION_VALUE_REGNO_P): Remove macros.
9165         * config/mips/mips-protos.h (mips_function_value): Remove.
9166         * config/mips/mips.c (mips_function_value): Rename to...
9167         (mips_function_value_1): ... this. Make static.  Handle receiving
9168         the function type in 'fn_decl_or_type' argument.
9169         (mips_function_value, mips_libcall_value,
9170         mips_function_value_regno_p): New function.
9171         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9172         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9173
9174 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9175
9176         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
9177         and -mavx256-split-unaligned-store.
9178         (ix86_option_override_internal): Split 32-byte AVX unaligned
9179         load/store by default.
9180         (ix86_avx256_split_vector_move_misalign): New.
9181         (ix86_expand_vector_move_misalign): Use it.
9182
9183         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
9184         -mavx256-split-unaligned-store.
9185
9186         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
9187         256bit load/store.  Generate unaligned store on misaligned memory
9188         operand.
9189         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
9190         256bit load/store.
9191         (*avx_movdqu<avxmodesuffix>): Likewise.
9192
9193         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
9194         -mavx256-split-unaligned-store.
9195
9196 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9197
9198         PR target/38598
9199         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
9200         Update commentary.
9201
9202 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9203
9204         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
9205         opno arguments with an expand_operand.  Use create_input_operand.
9206         (mips_prepare_builtin_target): Delete.
9207         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
9208         functions.
9209         (mips_expand_builtin_direct): Use create_output_operand and
9210         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
9211         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
9212         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
9213
9214 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
9215
9216         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
9217         function.
9218         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9219
9220 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
9221
9222         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
9223         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
9224         basic blocks and call commit_edge_insertions directly.
9225         (fixup_abnormal_edges): Move from here to...
9226         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
9227         on the edges and return whether some have actually been inserted.
9228         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
9229         compensation code.
9230
9231 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
9232
9233         PR rtl-optimization/48144
9234         * sel-sched-ir.c (merge_history_vect): Factor out from ...
9235         (merge_expr_data): ... here.
9236         (av_set_intersect): Rename to av_set_code_motion_filter.
9237         Update all callers.  Call merge_history_vect when an expression
9238         is found in both sets.
9239         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
9240
9241 2011-03-26  Alan Modra  <amodra@gmail.com>
9242
9243         * config/rs6000/predicates.md (word_offset_memref_op): Handle
9244         cmodel medium addresses.
9245         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
9246         64-bit gpr loads and stores.
9247         (rs6000_secondary_reload_ppc64): New function.
9248         * config/rs6000/rs6000-protos.h: Declare it.
9249         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
9250
9251 2011-03-26  Alan Modra  <amodra@gmail.com>
9252
9253         PR target/47487
9254         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
9255         GNU Go in traceback table.
9256
9257 2011-03-25  Richard Henderson  <rth@redhat.com>
9258
9259         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
9260         if there are exactly 6 operands.
9261         (set_storage_via_setmem): Similarly.
9262
9263 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9264
9265         * collect2.c (write_c_file_stat): Handle backslash
9266         as right-hand directory separator.
9267         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
9268         checking just for slash.
9269         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
9270         instead of checking for trailing slash.
9271         * gcc.c (record_temp_file): Use filename_cmp instead
9272         of strcmp.
9273         (do_spec_1): Likewise.
9274         (replace_outfile_spec_function): Likewise.
9275         (is_directory): Use filename_ncmp instead of strncmp.
9276         (print_multilib_info): Likewise.
9277         * gcov.c (find_source): Use filename_cmp instead
9278         instead of strcmp.
9279         (make_gcov_file_name): Fix order of slash/backslash
9280         checks.
9281         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
9282         (add_standard_paths): Likewise.
9283         * mips-tfile.c (saber_stop): Handle backslash.
9284         * prefix.c (update_path): Use filename_ncmp instead of
9285         strncmp.
9286         * profile.c (output_location): Use filename_cmp instead
9287         of strcmp.
9288         * read-md.c (handle_toplevel_file): Handle backslash.
9289         * tlink.c (frob_extension):  Likewise.
9290         * tree-cfg.c (same_line_p): Use filename_cmp instead of
9291         strcmp.
9292         * tree-dump.c (dequeue_and_dump): Handle backslash.
9293         * tree.c (get_file_function_name): Likewise.
9294         * gengtype.c (read_input_list): Likewise.
9295         (get_file_realbasename): Likewise.
9296         (get_output_file_with_visibility): Use filename_cmp
9297         instead of strcmp.
9298
9299 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
9300
9301         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
9302         case to VFPv1.
9303
9304 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
9305
9306         * fold-const.c (expr_location_or): New function.
9307         (fold_truth_not_expr): Call it.
9308
9309 2011-03-25  Jeff Law  <law@redhat.com>
9310
9311         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
9312         va_end.
9313         * c-family/c-common.c (def_fn_type): Likewise.
9314         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
9315         * emit-rtl.c (gen_rtvec): Likewise.
9316         * lto/lto-lang.c (def_fn_type): Likewise.
9317
9318 2011-03-25  Richard Guenther  <rguenther@suse.de>
9319
9320         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
9321         also generate copies.
9322         (fini_copy_prop): Handle constant values properly.
9323
9324 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
9325
9326         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
9327         mode size instead of bitsize with DWARF2_ADDR_SIZE.
9328         (hash_loc_operands, compare_loc_operands): Handle
9329         DW_OP_GNU_entry_value.
9330
9331 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9332
9333         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
9334         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
9335         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
9336         comment and use macro TARGET_64BIT_MS_ABI instead.
9337         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
9338         and change default behavior for 32-bit MS_ABI.
9339         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
9340         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
9341         32-bit, too.
9342         (ix86_cfun_abi): Likewise.
9343         (ix86_maybe_switch_abi): Adjust comment.
9344         (init_cumulative_args): Check for bit-ness in MS_ABI case.
9345         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
9346         instead of checking for SYSV_ABI.
9347         (ix86_nsaved_sseregs): Likewise.
9348         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
9349         to 16 bytes.
9350         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
9351         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
9352         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
9353         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
9354         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
9355
9356 2011-03-25  Richard Guenther  <rguenther@suse.de>
9357
9358         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
9359         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9360         (verify_gimple): Remove.
9361         * tree-cfg.c (verify_gimple_call): Merge verification
9362         from verify_stmts.
9363         (verify_gimple_phi): Merge verification from verify_stmts.
9364         (verify_gimple_label): New function.
9365         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
9366         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9367         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
9368         (verify_stmts): Rename to verify_gimple_in_cfg.
9369         (verify_gimple_in_cfg): New function.
9370         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
9371         * tree-ssa.c (verify_ssa): Likewise.
9372         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
9373
9374 2011-03-25  Richard Guenther  <rguenther@suse.de>
9375
9376         * passes.c (init_optimization_passes): Add FRE pass after
9377         early SRA.
9378
9379 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
9380             Andrew Stubbs  <ams@codesourcery.com>
9381
9382         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
9383         for Cortex-A8.
9384         (arm_movdi_vfp_cortexa8): New pattern.
9385         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
9386         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
9387         instructions when tuning for Cortex-A8.  Set attribute "arch".
9388         * config/arm/arm.md: Move include arm-tune.md up a bit.
9389         (define_attr "arch"): Add "onlya8" and "nota8" values.
9390         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
9391
9392 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
9393
9394         PR bootstrap/48282
9395         Revert:
9396         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9397
9398         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
9399         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
9400         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
9401         * passes.c (init_optimization_passes): Move
9402         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
9403
9404 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9405
9406         * c-typeck.c (comptypes_internal): Replace target
9407         hook call of comp_type_attributes by version in tree.c file.
9408         * gimple.c (gimple_types_compatible_p_1): Likewise.
9409         * tree-ssa.c (useless_type_conversion_p): Likewise.
9410         * tree.c (build_type_attribute_qual_variant): Likewise.
9411         (attribute_value_equal): New static helper function.
9412         (comp_type_attributes): New function.
9413         (merge_attributes): Use attribute_value_equal for comparison.
9414         (attribute_list_contained): Likewise.
9415         * tree.h (comp_type_attributes): New prototype.
9416
9417 2011-03-25  Richard Guenther  <rguenther@suse.de>
9418
9419         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
9420         of complex types at -O0.
9421         (verify_gimple_assign_binary): Likewise.
9422         (verify_gimple_assign_ternary): Likewise.
9423
9424 2011-03-24  Mark Wielaard  <mjw@redhat.com>
9425
9426         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
9427         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
9428
9429 2011-03-24  Mark Wielaard  <mjw@redhat.com>
9430
9431         PR debug/48041
9432         * dwarf2out.c (output_abbrev_section): Only write table when
9433         abbrev_die_table_in_use > 1.
9434
9435 2011-02-24  Richard Henderson  <rth@redhat.com>
9436
9437         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
9438         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
9439         (alpha_expand_unaligned_load_words): Use extql.
9440         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
9441         (emit_insxl): Handle all modes for consistency.
9442
9443 2011-02-24  Richard Henderson  <rth@redhat.com>
9444
9445         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
9446         (alpha_expand_unaligned_load): Likewise.
9447         (alpha_expand_unaligned_store): Likewise.
9448         (alpha_expand_unaligned_load_words): Likewise.
9449         (alpha_expand_unaligned_store_words): Likewise.
9450         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
9451         (alpha_split_lock_test_and_set_12): Likewise.
9452         (print_operand, alpha_fold_builtin_extxx): Likewise.
9453         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
9454         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
9455         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
9456         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
9457         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
9458         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
9459         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
9460         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
9461         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
9462         (extwl, extll, extql): Similarly.
9463         (inswh, inslh, insqh): Similarly.
9464         (mskbl, mskwl, mskll, mskql): Similarly.
9465         (mskwh, msklh, mskqh): Similarly.
9466
9467 2011-02-24  Richard Henderson  <rth@redhat.com>
9468
9469         * config/alpha/alpha.md (attribute isa): Add er, ner.
9470         (attribute enabled): Handle them.
9471         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
9472
9473 2011-02-24  Richard Henderson  <rth@redhat.com>
9474
9475         * config/alpha/alpha.md (attribute isa): Add vms.
9476         (attribute enabled): Handle it.
9477         (*movsf): Merge *movsf_{nofix,fix,nofp}.
9478         (*movdf): Merge *movdf_{nofix,fix,nofp}.
9479         (*movtf): Rename from *movtf_internal for consistency.
9480         (*movsi): Merge with *movsi_nt_vms.
9481         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
9482         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
9483         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
9484         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
9485
9486 2011-02-24  Richard Henderson  <rth@redhat.com>
9487
9488         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
9489         (extendqisi2, extendhisi2): Likewise.
9490         (extendqidi2): Simplify BWX/non-BWX expansions.
9491         (extendhidi2): Similarly.
9492
9493 2011-02-24  Richard Henderson  <rth@redhat.com>
9494
9495         * config/alpha/alpha.md (attribute isa): New.
9496         (attribute enabled): New.
9497         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
9498         (zero_extendqisi2, zero_extendqidi2): Similarly.
9499         (zero_extendhisi2, zero_extendhidi2): Similarly.
9500         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
9501
9502 2011-02-24  Richard Henderson  <rth@redhat.com>
9503
9504         * config/alpha/predicates.md (input_operand): Revert last change;
9505         update comment to mention 32-bit VMS rather than Windows.
9506
9507 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9508
9509         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
9510         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
9511         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
9512         * passes.c (init_optimization_passes): Move
9513         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
9514
9515 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9516
9517         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
9518
9519 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
9520
9521         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
9522         correctly.
9523
9524 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
9525
9526         PR debug/48204
9527         * simplify-rtx.c (simplify_const_unary_operation): Call
9528         real_convert when changing mode class with FLOAT_EXTEND.
9529
9530 2011-03-24  Nick Clifton  <nickc@redhat.com>
9531
9532         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
9533         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9534         * config/rx/rx.c (rx_option_override): Set align_jumps,
9535         align_loops and align_labels if not set by the user.
9536         (rx_align_for_label): New function.
9537         (rx_max_skip_for_label): New function.
9538         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
9539         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
9540         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
9541         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
9542         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
9543
9544 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9545
9546         PR rtl-optimization/48263
9547         * optabs.c (expand_binop_directly): Reinstate convert_modes code
9548         and original commutative_p handling.  Use maybe_gen_insn.
9549
9550 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9551
9552         * reload.c (find_reloads_subreg_address): Add address_reloaded
9553         parameter and return true there if the full address has been
9554         reloaded.
9555         (find_reloads_toplev): Pass address_reloaded flag.
9556         (find_reloads_address_1): Don't use address_reloaded parameter.
9557
9558 2011-03-24  Jeff Law  <law@redhat.com>
9559
9560         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
9561         unused variable "ann".
9562         (remove_unused_locals): Likewise.
9563
9564         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
9565         statement.
9566
9567         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
9568         after it is freed.
9569
9570 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9571
9572         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
9573         for invalid symbolic addresses.
9574         (s390_secondary_reload): Don't use s390_check_symref_alignment for
9575         larl operands.
9576
9577 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9578
9579         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
9580         the argument in calls to fold_truth_not_expr.
9581
9582 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9583
9584         * tree.c (record_node_allocation_statistics): New function.
9585         (make_node_stat, copy_node_stat, build_string): Call it.
9586         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
9587         (build1_stat, build_omp_clause): Likewise.
9588
9589 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9590
9591         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
9592         last commit.
9593
9594 2011-03-24  Richard Guenther  <rguenther@suse.de>
9595
9596         PR tree-optimization/48271
9597         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
9598         blocks that still exist.
9599
9600 2011-03-24  Richard Guenther  <rguenther@suse.de>
9601
9602         PR tree-optimization/48270
9603         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
9604         not free datarefs before ddrs.
9605
9606 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9607
9608         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
9609         from the address built for a reference with variable offset.
9610
9611 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
9612
9613         PR target/48237
9614         * config/i386/i386.md (*movdf_internal_rex64): Do not split
9615         alternatives that can be handled with movq or movabsq insn.
9616         (*movdf_internal): Disable for !TARGET_64BIT.
9617         (*movdf_internal_nointeger): Ditto.
9618         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
9619
9620 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9621
9622         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9623         (FUNCTION_ARG_ADVANCE): Likewise.
9624         * tm.texi.in: Change references to them to hook references.
9625         * tm.texi: Regenerate.
9626         * targhooks.c (default_function_arg): Eliminate check for target macro.
9627         (default_function_incoming_arg): Likewise.
9628         (default_function_arg_advance): Likewise.
9629         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9630         (function_arg_advance): Likewise.
9631         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9632
9633 2011-03-24  Richard Guenther  <rguenther@suse.de>
9634
9635         PR middle-end/48269
9636         * tree-object-size.c (addr_object_size): Do not double-account
9637         for MEM_REF offsets.
9638
9639 2011-03-24  Diego Novillo  <dnovillo@google.com>
9640
9641         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
9642         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
9643         (lto_input_data_block): Move from lto-opts.c.  Make extern.
9644         Update all users.
9645         (lto_input_string): Rename from input_string.  Make extern.
9646         Update all users.
9647         * lto-streamer-out.c (lto_output_string_with_length): Rename from
9648         output_string_with_length.
9649         Output 0 to indicate a non-NULL string.  Update all callers to
9650         not emit 0.
9651         (lto_output_string): Rename from output_string.  Make extern.
9652         Update all users.
9653         (lto_output_decl_state_streams): Make extern.
9654         (lto_output_decl_state_refs): Make extern.
9655         * lto-streamer.h (lto_input_string): Declare.
9656         (lto_input_data_block): Declare.
9657         (lto_output_string): Declare.
9658         (lto_output_string_with_length): Declare.
9659         (lto_output_decl_state_streams): Declare.
9660         (lto_output_decl_state_refs): Declare.
9661
9662 2011-03-24  Richard Guenther  <rguenther@suse.de>
9663
9664         PR tree-optimization/46562
9665         * tree.c (build_invariant_address): New function.
9666         * tree.h (build_invariant_address): Declare.
9667         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
9668         a renamed function moved ...
9669         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
9670         Take valueization callback parameter.
9671         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
9672         * gimple-fold.h: New file.
9673         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
9674         (ccp_fold, fold_const_aggregate_ref,
9675         fold_ctor_reference, fold_nonarray_ctor_reference,
9676         fold_array_ctor_reference, fold_string_cst_ctor_reference,
9677         get_base_constructor): Move ...
9678         * gimple-fold.c: ... here.
9679         (gimple_fold_stmt_to_constant_1): New function
9680         split out from ccp_fold.  Take a valueization callback parameter.
9681         Valueize all operands.
9682         (gimple_fold_stmt_to_constant): New wrapper function.
9683         (fold_const_aggregate_ref_1): New function split out from
9684         fold_const_aggregate_ref.  Take a valueization callback parameter.
9685         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
9686         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
9687         invariant POINTER_PLUS_EXPRs to invariant form.
9688         (vn_valueize): New function.
9689         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
9690         * tree-vrp.c (vrp_valueize): New function.
9691         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
9692         to fold statements to constants.
9693         * tree-ssa-pre.c (eliminate): Properly guard propagation of
9694         function declarations.
9695         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
9696         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
9697
9698 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9699
9700         * config/h8300/predicates.md (jump_address_operand): Fix register
9701         mode check.
9702
9703 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
9704
9705         * doc/invoke.texi (max-stores-to-sink): Document.
9706         * params.h (MAX_STORES_TO_SINK): Define.
9707         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
9708         if either vectorization or if-conversion is disabled.
9709         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
9710         tree-vect-data-refs.c vect_equal_offsets.
9711         (dr_equal_offsets_p): New function.
9712         (find_data_references_in_bb): Remove static.
9713         * tree-data-ref.h (find_data_references_in_bb): Declare.
9714         (dr_equal_offsets_p): Likewise.
9715         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
9716         (vect_drs_dependent_in_basic_block): Update calls to
9717         vect_equal_offsets.
9718         (vect_check_interleaving): Likewise.
9719         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
9720         (cond_if_else_store_replacement): Rename to...
9721         (cond_if_else_store_replacement_1): ... this.  Change arguments and
9722         documentation.
9723         (cond_if_else_store_replacement): New function.
9724         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
9725         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
9726
9727 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
9728
9729         PR target/46934
9730         * config/arm/arm.md (casesi): Use the gen_int_mode() function
9731         to subtract lower bound instead of GEN_INT().
9732
9733 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
9734
9735         PR other/48179
9736         PR other/48221
9737         PR other/48234
9738         * doc/extend.texi (Alignment): Move section to match order in TOC.
9739         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
9740         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
9741
9742 2011-03-23  Jeff Law  <law@redhat.com>
9743
9744         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
9745         before removing the edge.
9746
9747         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
9748         it may have been freed by redirect_branch_edge or
9749         redirect_edge_succ_nodup.
9750
9751 2011-03-23  Richard Guenther  <rguenther@suse.de>
9752
9753         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
9754         (check_va_list_escapes): Likewise.
9755         (check_all_va_list_escapes): Likewise.
9756
9757 2011-03-23  Richard Guenther  <rguenther@suse.de>
9758
9759         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
9760         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
9761         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
9762         (alias.o): Likewise.
9763         (ipa-type-escape.o): Remove.
9764         (ipa-struct-reorg.o): Likewise.
9765         (GTFILES): Remove ipa-struct-reorg.c.
9766         * alias.c: Do not include ipa-type-escape.h.
9767         * tree-ssa-alias.c: Likewise.
9768         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
9769         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
9770         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
9771         and ipa-type-escape passes.
9772         * tree-pass.h (pass_ipa_type_escape): Remove.
9773         (pass_ipa_struct_reorg): Likewise.
9774         * ipa-struct-reorg.h: Remove.
9775         * ipa-struct-reorg.c: Likewise.
9776         * ipa-type-escape.h: Likewise.
9777         * ipa-type-escape.c: Likewise.
9778         * doc/invoke.texi (-fipa-struct-reorg): Remove.
9779         (--param struct-reorg-cold-struct-ratio): Likewise.
9780         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
9781         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
9782         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
9783
9784 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9785
9786         * config/s390/2084.md: Enable all insn reservations also for z9_ec
9787         cpu attribute value.
9788         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
9789         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
9790         * config/s390/s390.c (processor_flags_table): New constant array.
9791         (s390_handle_arch_option): Remove.
9792         (s390_handle_option): Remove s390_handle_arch_option invocations
9793         and OPT_mwarn_framesize_ handling.
9794         (s390_option_override): Remove s390_handle_arch_option invocation.
9795         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
9796         warnings.
9797         * config/s390/s390.md (cpu attribute): Add z9_ec value.
9798         * config/s390/s390.opt (s390_tune, s390_arch)
9799         (march=): Replace s390_arch_option enum and values with
9800         processor_type.  Set variable name to s390_arch.  Set
9801         initialization value.
9802         (mtune=): Replace s390_arch_option with processor_type.  Set
9803         variable name to s390_tune.  Set initialization value.
9804
9805 2011-03-23  Julian Brown  <julian@codesourcery.com>
9806
9807         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
9808         accesses which are not naturally aligned.
9809
9810 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9811
9812         PR target/47553
9813         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
9814
9815 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9816
9817         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
9818         parameter from "int" to "enum insn_code".
9819         (expand_operand_type): New enum.
9820         (expand_operand): New structure.
9821         (create_expand_operand): New function.
9822         (create_fixed_operand, create_output_operand): Likewise
9823         (create_input_operand, create_convert_operand_to): Likewise.
9824         (create_convert_operand_from, create_address_operand): Likewise.
9825         (create_integer_operand): Likewise.
9826         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
9827         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
9828         (expand_insn, expand_jump_insn): Likewise.
9829         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
9830         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
9831         (expand_movstr, expand_builtin___clear_cache): Likewise.
9832         (expand_builtin_lock_release): Likewise.
9833         * explow.c (allocate_dynamic_stack_space): Likewise.
9834         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
9835         and use the default handling in that case.
9836         * expmed.c (check_predicate_volatile_ok): Delete.
9837         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
9838         (emit_cstore): Likewise.
9839         * expr.c (emit_block_move_via_movmem): Likewise.
9840         (set_storage_via_setmem, expand_assignment): Likewise.
9841         (emit_storent_insn, try_casesi): Likewise.
9842         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
9843         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
9844         (expand_vec_shift_expr, expand_binop_directly): Likewise.
9845         (expand_twoval_unop, expand_twoval_binop): Likewise.
9846         (expand_unop_direct, emit_indirect_jump): Likewise.
9847         (emit_conditional_move, vector_compare_rtx): Likewise.
9848         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
9849         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
9850         (expand_sync_lock_test_and_set): Likewise.
9851         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
9852         (emit_unop_insn): Likewise.
9853         (expand_copysign_absneg): Change icode to an insn_code.
9854         (create_convert_operand_from_type): New function.
9855         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
9856         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
9857         (expand_insn, expand_jump_insn): Likewise.
9858         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
9859         than const_int_operand for operand 2.
9860
9861 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9862
9863         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
9864         if possible.
9865
9866 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9867
9868         * emit-rtl.c (emit_pattern_before_noloc): New function.
9869         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
9870         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
9871         (emit_pattern_after_noloc): New function.
9872         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
9873         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
9874
9875 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
9876
9877         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
9878         (__ffsDI2): Likewise.
9879
9880 2011-03-22  Richard Henderson  <rth@redhat.com>
9881
9882         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
9883         of !TARGET_ABI_OPEN_VMS.
9884         (alpha_trampoline_init, alpha_start_function): Likewise.
9885         (alpha_expand_epilogue, alpha_file_start): Likewise.
9886         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
9887         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
9888         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
9889         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
9890         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
9891
9892 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9893
9894         * config/s390/s390-opts.h: New.
9895         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
9896         s390_arch_flags, s390_warn_framesize, s390_stack_size,
9897         s390_stack_guard): Remove.
9898         (s390_handle_arch_option): Return void.  Take enum
9899         s390_arch_option value instead of string and searching array.
9900         (s390_handle_option): Don't assert that global structures are in
9901         use.  Access variables via opts pointer.  Use error_at.  Don't use
9902         sscanf for -mstack-guard= or -mstack-size=.  Update call to
9903         s390_handle_arch_option.
9904         (s390_option_override): Update call to s390_handle_arch_option.
9905         (s390_emit_prologue): Use %d format for s390_stack_size in
9906         diagnostic.  Use %wd for HOST_WIDE_INT.
9907         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
9908         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
9909         * config/s390/s390.opt (config/s390/s390-opts.h): New
9910         HeaderInclude entry.
9911         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
9912         s390_arch_flags, s390_warn_framesize): New Variable entries.
9913         (s390_arch_option): New Enum and EnumValue entries.
9914         (march=): Use Enum instead of Var.
9915         (mstack-guard=, mstack-size=): Use UInteger and Var.
9916         (mtune=): Use Enum.
9917
9918 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9919
9920         * config/score/score.c (score_handle_option): Don't assert that
9921         global structures are in use.  Access target_flags via opts
9922         pointer.  Use value of -march= option to determine target_flags
9923         settings.
9924         * config/score/score.opt (march=): Use Enum.
9925         (score_arch): New Enum and EnumValue entries.
9926
9927 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9928
9929         * config/mep/mep.c (option_mtiny_specified): Remove.
9930         (mep_option_override): Move register handling for -mivc2 from
9931         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
9932         instead of option_mtiny_specified.
9933         (mep_handle_option): Access target_flags via opts pointer.  Don't
9934         assert that global structures are in use.  Defer part of -mivc2
9935         handling and move it to mep_option_override.
9936         * config/mep/mep.opt (IVC2): New Mask entry.
9937         (mivc2): Use Var and Defer instead of Mask.
9938
9939 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9940
9941         * config/v850/v850-opts.h: New.
9942         * config/v850/v850.c (small_memory): Replace with
9943         small_memory_physical_max array.  Make that array static const.
9944         (v850_handle_memory_option): Take integer value of argument.  Take
9945         gcc_options pointer, option text and location.  Return void.
9946         Update for changes to small memory structures.
9947         (v850_handle_option): Access target_flags via opts pointer.  Don't
9948         assert that global structures are in use.  Update calls to
9949         v850_handle_memory_option.
9950         (v850_encode_data_area): Update references to small memory settings.
9951         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
9952         (enum small_memory_type): Move to v850-opts.h.
9953         * config/v850/v850.opt (config/v850/v850-opts.h): New
9954         HeaderInclude entry.
9955         (small_memory_max): New Variable entry.
9956         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
9957         (mtda, mzda): Likewise.
9958
9959 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9960
9961         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
9962         pointer.  Don't assert that global structures are in use.
9963
9964 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9965
9966         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
9967         via opts pointer.  Don't assert that global structures are in use.
9968
9969 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9970
9971         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
9972         (munix=93): Use Var.
9973         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
9974         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
9975         * config/pa/pa-opts.h: New.
9976         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
9977         (pa_handle_option): Don't assert that global structures are in
9978         use.  Access target_flags via opts pointer.  Don't handle
9979         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
9980         OPT_munix_98 here.
9981         (pa_option_override): Handle deferred OPT_mfixed_range_.
9982
9983 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
9984
9985         * config/mn10300/mn10300-opts.h: New.
9986         * config/mn10300/mn10300.c (mn10300_processor,
9987         mn10300_tune_string): Remove.
9988         (mn10300_handle_option): Don't assert that global structures are
9989         in use.  Access mn10300_processor via opts pointer.  Don't handle
9990         OPT_mtune_ here.
9991         * config/mn10300/mn10300.h (enum processor_type): Move to
9992         mn10300-opts.h.
9993         (mn10300_processor): Remove.
9994         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
9995         HeaderInclude entry.
9996         (mn10300_processor): New Variable entry.
9997         (mtune=): Use Var.
9998
9999 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10000
10001         * config/microblaze/microblaze.c: Don't include opts.h.
10002         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
10003         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
10004         (mno-clearbss): Use Var and Warn.
10005
10006 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10007
10008         * config/m32r/m32r-opts.h: New.
10009         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
10010         (m32r_handle_option): Don't assert that global structures are in
10011         use.  Access target_flags and m32r_cache_flush_func via opts
10012         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
10013         OPT_mno_flush_trap here.
10014         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
10015         include of m32r-opts.h.
10016         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
10017         HeaderInclude entry.
10018         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
10019         (mmodel=): Use Enum and Var.
10020         (m32r_model): New Enum and EnumValue entries.
10021         (mno-flush-trap): Use Var.
10022         (msdata=): Use Enum and Var.
10023         (m32r_sdata): New Enum and EnumValue entries.
10024
10025 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10026
10027         * config/m32c/m32c.c: Don't include opts.h.
10028         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
10029         m32c_handle_option): Remove.
10030         (m32c_option_override): Check global_options_set.x_target_memregs
10031         instead of target_memregs_set.
10032         * config/m32c/m32c.h (target_memregs): Remove.
10033         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
10034         variable.
10035
10036 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10037
10038         * config/iq2000/iq2000-opts.h: New.
10039         * config/iq2000/iq2000.c: Don't include opts.h.
10040         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
10041         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
10042         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
10043         HeaderInclude entry.
10044         (iq2000_tune): New Variable entry.
10045         (march=): Add comment.  Use Enum.
10046         (iq2000_arch): New Enum and EnumValue entries.
10047         (mcpu=): Use Enum and Var.
10048         (iq2000_tune): New Enum and EnumValue entries.
10049
10050 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10051
10052         * config/ia64/ia64-opts.h: New.
10053         * config/ia64/ia64.c (ia64_tune): Remove.
10054         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
10055         here.  Use error_at.
10056         (ia64_option_override): Handle deferred OPT_mfixed_range_.
10057         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
10058         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
10059         HeaderInclude entry.
10060         (ia64_tune): New Variable entry.
10061         (mfixed-range=): Use Defer and Var.
10062         (mtune=): Use Enum and Var.
10063         (ia64_tune): New Enum and EnumValue entries.
10064
10065 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10066
10067         * config/frv/frv-opts.h: New.
10068         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
10069         frv-opts.h.
10070         (frv_cpu_type): Remove.
10071         * config/frv/frv.c: Don't include opts.h.
10072         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
10073         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
10074         (frv_cpu_type): New Variable entry.
10075         (frv_cpu): New Enum and EnumValue entries.
10076
10077 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10078
10079         * config/cris/cris.c (cris_handle_option): Access target_flags via
10080         opts pointer.  Don't assert that global structures are in use.
10081         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
10082         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
10083
10084 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10085
10086         * config/bfin/bfin-opts.h: New.
10087         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
10088         bfin_si_revision, bfin_workarounds): Remove.
10089         (bfin_cpus): Make static const.
10090         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
10091         not bfin_lib_id_given.
10092         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
10093         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
10094         pointer. Use error_at.  Don't assert that global structures are in use.
10095         * config/bfin/bfin.h: Include bfin-opts.h.
10096         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
10097         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
10098         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
10099         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
10100         entries.
10101
10102 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10103
10104         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
10105         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
10106         or -msoft-float here.
10107         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
10108         -msoft-float and -mhard-float.
10109         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
10110         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10111         msoft-float.
10112         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
10113         -msoft-float.
10114         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
10115         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
10116         not mhard-float.
10117         (LIBGCC_SPEC): Don't handle -msoft-float.
10118         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
10119         -mhard-float.
10120         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10121         msoft-float.
10122         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
10123         -mfloat-abi=*, not -msoft-float and -mhard-float.
10124         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
10125         -msoft-float.
10126         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
10127         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
10128         mhard-float and msoft-float.
10129         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
10130         mfloat-abi=soft in comments, not mhard-float and msoft-float.
10131         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
10132         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
10133         mhard-float.
10134         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
10135         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
10136         msoft-float.
10137         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
10138         not mhard-float.
10139         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
10140         not msoft-float.
10141
10142 2011-03-22  Richard Henderson  <rth@redhat.com>
10143
10144         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
10145         TARGET_ABI_WINDOWS_NT.
10146         (alpha_output_function_end_prologue): Likewise.
10147         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
10148         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10149         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
10150         (trap, *movsi_nt_vms): Likewise.
10151         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
10152         (*tablejump_osf_nt_internal): Remove.
10153         * config/alpha/predicates.md (input_operand): Only test Pmode.
10154
10155 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10156
10157         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
10158         via opts pointer.  Use error_at.  Don't assert that global
10159         structures are in use.
10160
10161 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10162
10163         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
10164         (ix86_handle_option): Access ix86_isa_flags and
10165         ix86_isa_flags_explicit via opts pointer.  Don't assert that
10166         global structures are in use.
10167         (ix86_function_specific_save, ix86_function_specific_restore):
10168         Update ix86_isa_flags_explicit field name.
10169         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
10170         (ix86_isa_flags_explicit): Rename TargetSave entry to
10171         x_ix86_isa_flags_explicit.
10172
10173 2011-03-22  Richard Henderson  <rth@redhat.com>
10174
10175         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
10176         (alpha_option_override, direct_return): Likewise.
10177         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
10178         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
10179         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
10180         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
10181         (alpha_expand_epilogue, alpha_end_function): Likewise.
10182         (alpha_init_libfuncs): Likewise.
10183         (struct machine_function): Remove unicosmk members.
10184         (print_operand) ['t']: Remove.
10185         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
10186         unicosmk_output_module_name, unicosmk_output_common,
10187         current_section_align, unicosmk_output_text_section_asm_op,
10188         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
10189         unicosmk_section_type_flags, unicosmk_unique_section,
10190         unicosmk_asm_named_section, unicosmk_insert_attributes,
10191         unicosmk_output_align, unicosmk_defer_case_vector,
10192         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
10193         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
10194         unicosmk_output_ssib, unicosmk_add_call_info_word,
10195         unicosmk_extern_head, unicosmk_output_default_externs,
10196         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
10197         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
10198         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
10199         * config/alpha/alpha-protos.h: Update.
10200         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
10201         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
10202         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
10203         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
10204         (*mulsi_se, mulvsi3): Likewise.
10205         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
10206         (*divmodsi_internal, call, call_value, realign): Likewise.
10207         (moddi3, umoddi3): Likewise; remove duplicate expander.
10208         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
10209         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
10210         (*movdi_nofix): Remove r/U alternative.
10211         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
10212         * config/alpha/constraints.md ("U"): Remove.
10213         * config/alpha/predicates.md (call_operand"): Don't test
10214         TARGET_ABI_UNICOSMK.
10215
10216 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10217
10218         * target.def (handle_option): Take gcc_options and
10219         cl_decoded_option pointers and location_t.
10220         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
10221         * doc/tm.texi: Regenerate.
10222         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
10223         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
10224         * lto-opts.c (lto_reissue_options): Generate option structure for
10225         targetm.handle_option call.
10226         * opts.c (target_handle_option): Update call to
10227         targetm.handle_option.  Remove assertions about values now passed
10228         down to hook.
10229         * targhooks.c (default_target_handle_option): New.
10230         * targhooks.h (default_target_handle_option): Declare.
10231         * config/alpha/alpha.c: Include opts.h.
10232         (alpha_handle_option): Update to new hook interface.
10233         * config/arm/arm.c: Include opts.h.
10234         (arm_handle_option): Update to new hook interface.
10235         * config/arm/t-arm (arm.o): Update dependencies.
10236         * config/bfin/bfin.c: Include opts.h.
10237         (bfin_handle_option): Update to new hook interface.
10238         * config/cris/cris.c: Include opts.h.
10239         (cris_handle_option): Update to new hook interface.
10240         * config/frv/frv.c: Include opts.h.
10241         (frv_handle_option): Update to new hook interface.
10242         * config/i386/i386.c: Include opts.h.
10243         (ix86_handle_option): Update to new hook interface.
10244         (ix86_valid_target_attribute_inner_p): Generate option structure
10245         for call to ix86_handle_option.
10246         * config/i386/t-i386 (i386.o): Update dependencies.
10247         * config/ia64/ia64.c: Include opts.h.
10248         (ia64_handle_option): Update to new hook interface.
10249         * config/ia64/t-ia64 (ia64.o): Update dependencies.
10250         * config/iq2000/iq2000.c: Include opts.h.
10251         (iq2000_handle_option): Update to new hook interface.
10252         * config/m32c/m32c.c: Include opts.h.
10253         (m32c_handle_option): Update to new hook interface.
10254         * config/m32r/m32r.c: Include opts.h.
10255         (m32r_handle_option): Update to new hook interface.
10256         * config/m68k/m68k.c: Include opts.h.
10257         (m68k_handle_option): Update to new hook interface.
10258         * config/mep/mep.c: Include opts.h.
10259         (mep_handle_option): Update to new hook interface.
10260         * config/microblaze/microblaze.c: Include opts.h.
10261         (microblaze_handle_option): Update to new hook interface.
10262         * config/mips/mips.c: Include opts.h.
10263         (mips_handle_option): Update to new hook interface.
10264         * config/mn10300/mn10300.c: Include opts.h.
10265         (mn10300_handle_option): Update to new hook interface.
10266         * config/pa/pa.c: Include opts.h.
10267         (pa_handle_option): Update to new hook interface.
10268         * config/pdp11/pdp11.c: Include opts.h.
10269         (pdp11_handle_option): Update to new hook interface.
10270         * config/rs6000/rs6000.c: Include opts.h.
10271         (rs6000_handle_option): Update to new hook interface.
10272         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
10273         * config/rx/rx.c: Include opts.h.
10274         (rx_handle_option): Update to new hook interface.
10275         * config/s390/s390.c: Include opts.h.
10276         (s390_handle_option): Update to new hook interface.
10277         * config/score/score.c: Include opts.h.
10278         (score_handle_option): Update to new hook interface.
10279         * config/sh/sh.c: Include opts.h.
10280         (sh_handle_option): Update to new hook interface.
10281         * config/sparc/sparc.c: Include opts.h.
10282         (sparc_handle_option): Update to new hook interface.
10283         * config/v850/v850.c: Include opts.h.
10284         (v850_handle_option): Update to new hook interface.
10285
10286 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10287
10288         * gcc.c (driver_unknown_option_callback): Only permit and save
10289         unknown -Wno- options.
10290         (driver_wrong_lang_callback): Save options directly instead of via
10291         driver_unknown_option_callback.
10292
10293 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10294
10295         * combine.c (simplify_set): Try harder to find the best CC mode when
10296         simplifying a nested COMPARE on the RHS.
10297
10298 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10299
10300         * config/alpha/gnu.h: Remove.
10301         * config/arc: Remove directory.
10302         * config/arm/netbsd.h: Remove.
10303         * config/arm/t-pe: Remove.
10304         * config/crx: Remove directory.
10305         * config/i386/netbsd.h: Remove.
10306         * config/m68hc11: Remove directory.
10307         * config/m68k/uclinux-oldabi.h: Remove.
10308         * config/mcore/mcore-pe.h: Remove.
10309         * config/mcore/t-mcore-pe: Remove.
10310         * config/netbsd-aout.h: Remove.
10311         * config/rs6000/gnu.h: Remove.
10312         * config/sh/sh-symbian.h: Remove.
10313         * config/sh/symbian-base.c: Remove.
10314         * config/sh/symbian-c.c: Remove.
10315         * config/sh/symbian-cxx.c: Remove.
10316         * config/sh/symbian-post.h: Remove.
10317         * config/sh/symbian-pre.h: Remove.
10318         * config/sh/t-symbian: Remove.
10319         * config/svr3.h: Remove.
10320         * config/vax/netbsd.h: Remove.
10321         * config.build: Don't handle i[34567]86-*-pe.
10322         * config.gcc: Remove handling of deprecations for most deprecated
10323         targets.
10324         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
10325         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
10326         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
10327         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
10328         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
10329         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
10330         Remove cases.
10331         * config.host: Don't handle i[34567]86-*-pe.
10332         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
10333         (ASM_SPEC32): Don't handle -mcall-gnu.
10334         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
10335         -mcall-gnu.
10336         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
10337         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
10338         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10339         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
10340         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
10341         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
10342         conditional on SYMBIAN.
10343         * configure.ac: Don't handle powerpc*-*-gnu*.
10344         * configure: Regenerate.
10345         * doc/extend.texi (interrupt attribute): Don't mention CRX.
10346         * doc/install-old.texi (m6811, m6812): Don't mention.
10347         * doc/install.texi (arc-*-elf*): Don't document multilib option.
10348         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
10349         (m68k-uclinuxoldabi): Don't mention.
10350         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
10351         Remove.
10352         (-mcall-gnu): Remove.
10353         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
10354         families): Remove constraint documentation.
10355
10356 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
10357
10358         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
10359         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
10360         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
10361
10362 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
10363
10364         PR target/48226
10365         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
10366         vector when peeking at the next token for vector, don't expand the
10367         keywords.
10368
10369 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
10370
10371         * config/avr/avr-protos.h (expand_epilogue): Change prototype
10372         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
10373         * config/avr/avr.c (init_cumulative_args)
10374         (avr_function_arg_advance): Use it.
10375         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
10376         sibcall epilogues.
10377         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
10378         (avr_function_ok_for_sibcall): ...this new function.
10379         (avr_lookup_function_attribute1): New static Function.
10380         (avr_naked_function_p, interrupt_function_p)
10381         (signal_function_p, avr_OS_task_function_p)
10382         (avr_OS_main_function_p): Use it.
10383         * config/avr/avr.md ("sibcall", "sibcall_value")
10384         ("sibcall_epilogue"): New expander.
10385         ("*call_insn", "*call_value_insn"): New insn.
10386         ("call_insn", "call_value_insn"): Remove
10387         ("call", "call_value", "epilogue"): Change expander to handle
10388         sibling calls.
10389
10390 2011-03-21  Nick Clifton  <nickc@redhat.com>
10391
10392         * doc/invoke.texi (Overall Options): Move closing brace to end of
10393         options list.
10394         (Optimization Options): Add missing @gol.
10395         (Directory Options): Likewise.
10396         (i386 and x86-64 Options): Likewise.
10397         (RS6000 and PowerPC Options): Likewise.
10398         (i386 and x86-64 Windows Options): Likewise.
10399         (V850 Options): Add text missing from descriptions.
10400
10401 2011-03-22  Richard Henderson  <rth@redhat.com>
10402
10403         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
10404         (avr_incoming_return_addr_rtx): New.
10405         (emit_push_byte): New.
10406         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
10407         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
10408         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
10409         (emit_pop_byte): New.
10410         (expand_epilogue): Use it.  Pop frame pointer by bytes.
10411         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
10412         (INCOMING_RETURN_ADDR_RTX): New.
10413         (INCOMING_FRAME_SP_OFFSET): New.
10414         (ARG_POINTER_CFA_OFFSET): New.
10415         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
10416         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
10417         (pophi): Remove.
10418
10419         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
10420
10421 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10422
10423         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
10424         (FUNCTION_ARG_ADVANCE): Likewise.
10425         * tm.texi.in: Change references to them to hook references.
10426         * tm.texi: Regenerate.
10427         * targhooks.c (default_function_arg): Eliminate check for target
10428         macro.
10429         (default_function_incoming_arg): Likewise.
10430         (default_function_arg_advance): Likewise.
10431         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
10432         (function_arg_advance): Likewise.
10433         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
10434
10435 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10436
10437         * tree.c (build_call_1): New function.
10438         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
10439
10440 2011-03-22  Richard Guenther  <rguenther@suse.de>
10441
10442         PR tree-optimization/48228
10443         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
10444         for single-arg PHIs.
10445
10446 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
10447
10448         PR rtl-optimization/48143
10449         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
10450         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
10451         sse2_cvtps2pd): Likewise.
10452
10453 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10454
10455         * recog.c (canonicalize_change_group): Use validate_unshare_change.
10456
10457 2011-03-22  Richard Guenther  <rguenther@suse.de>
10458
10459         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
10460         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
10461         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
10462         and REALIGN_LOAD_EXPR.
10463         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
10464         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
10465         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
10466         DOT_PROD_EXPR case ...
10467         (expand_expr_real_2): ... here.
10468         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
10469         and REALIGN_LOAD_EXPR.
10470         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
10471         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
10472         (vect_create_epilog_for_reduction): Likewise.
10473         (vectorizable_reduction): Likewise.
10474         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
10475         * tree-vect-stmts.c (vectorizable_load): Likewise.
10476
10477 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10478
10479         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
10480
10481 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10482
10483         * config/s390/s390.c (s390_delegitimize_address): Fix offset
10484         handling for PLTOFF/GOTOFF.
10485
10486 2011-03-22  Nick Clifton  <nickc@redhat.com>
10487
10488         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
10489         trailing backslash from the end of the macro definition.
10490
10491 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10492
10493         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
10494         and PLT unspecs.
10495
10496 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
10497
10498         * expr.h (prepare_operand): Move to...
10499         * optabs.h (prepare_operand): ...here and change the insn code
10500         parameter from "int" to "enum insn_code".
10501         (insn_operand_matches): Declare.
10502         * expr.c (init_expr_target): Use insn_operand_matches.
10503         (compress_float_constant): Likewise.
10504         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
10505         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
10506         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
10507         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
10508         Likewise.
10509         (gen_cond_trap): Likewise.
10510         (prepare_operand): Likewise.  Change icode to an insn_code.
10511         (insn_operand_matches): New function.
10512         * reload.c (find_reloads_address_1): Use insn_operand_matches.
10513         * reload1.c (gen_reload): Likewise.
10514         * targhooks.c (default_secondary_reload): Likewise.
10515
10516 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
10517
10518         * config/alpha/alpha.md (unspec): New define_c_enum.
10519         (unspecv): Ditto.
10520
10521 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
10522
10523         PR debug/48214
10524         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
10525         between a call and its CALL_ARG_LOCATION note.
10526
10527 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
10528
10529         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
10530
10531 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
10532
10533         PR c/42544
10534         PR c/48197
10535         * c-common.c (shorten_compare): If primopN is first sign-extended
10536         to opN and then zero-extended to result type, set primopN to opN.
10537
10538 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
10539
10540         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
10541         for barrier handlers.
10542
10543 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
10544
10545         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
10546         UNSPEC constants to be in the unspec enumeration, and redefine
10547         all UNSPECV constants to be in the unspecv enumeration, so that
10548         dumps print which unspec/unspec_volatile this is.
10549         * config/rs6000/vector.md (UNSPEC_*): Ditto.
10550         * config/rs6000/paired.md (UNSPEC_*): Ditto.
10551         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
10552         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
10553         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
10554
10555         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
10556         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
10557         UNSPECV_LWSYNC, since these are used as unspec_volatile.
10558         * config/rs6000/sync.md (isync, lwsync): Ditto.
10559
10560 2011-03-21  Richard Guenther  <rguenther@suse.de>
10561
10562         * params.def (lto-min-partition): Fix typo.
10563
10564 2011-03-21  Richard Guenther  <rguenther@suse.de>
10565
10566         PR c/47939
10567         * c-decl.c (grokdeclarator): Drop to the main variant only
10568         for array types.  Drop flag_gen_aux_info check.
10569
10570 2011-03-21  Richard Guenther  <rguenther@suse.de>
10571
10572         PR translation/47911
10573         * params.def (lto-partitions): Fix typo.
10574         (lto-min-partition): Fix wording.
10575
10576 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
10577
10578         * config/rs6000/t-freebsd: Remove duplication from file.
10579
10580 2011-03-21  Richard Guenther  <rguenther@suse.de>
10581
10582         PR middle-end/47661
10583         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
10584
10585 2011-03-21  Richard Guenther  <rguenther@suse.de>
10586
10587         PR lto/48210
10588         * params.def (lto-partitions): Require at least 1 partition.
10589
10590 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10591
10592         * gthr-solaris.h: Remove.
10593         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
10594         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
10595         (LIB_SPEC): Likewise.
10596         * config/sol2.opt (threads): Remove.
10597         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
10598         (sparc*-*-solaris2*): Likewise.
10599         * configure.ac (enable_threads): Enable solaris support.
10600         * configure: Regenerate.
10601         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
10602         * doc/install.texi (Configuration, --enable-threads=lib): Remove
10603         solaris.
10604
10605 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10606
10607         * config.gcc: Obsolete *-*-solaris2.8*.
10608         * doc/install.texi (Specific, *-*-solaris2*): Document it.
10609
10610 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10611
10612         PR bootstrap/48135
10613         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
10614         reference.  Solaris 8 perl works.
10615
10616 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10617
10618         PR bootstrap/48135
10619         * doc/install.texi (Prerequisites): Move jar etc. up.
10620         Explain support library version requirements.
10621
10622 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10623
10624         PR bootstrap/48135
10625         * doc/install.texi (Prerequisites): Move Perl to build
10626         requirements.  Always necessary on Solaris 2 with Sun ld.
10627
10628 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10629
10630         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
10631         binutils 2.21.
10632         (Specific, i?86-*-solaris2.[89]): Likewise.
10633         (Specific, i?86-*-solaris2.10): Likewise.
10634         (Specific, mips-sgi-irix6): Likewise.
10635         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
10636         Update for binutils 2.21.
10637
10638 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10639
10640         * configure.ac (gcc_cv_lto_plugin): Fix typo.
10641         Allow -fuse-linker-plugin for non-default plugin linker.
10642         * configure: Regenerate.
10643
10644 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
10645
10646         PR bootstrap/48167
10647         * gengtype.c (files_rules): Added rule for cp/parser.h.
10648
10649 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
10650
10651         PR target/48213
10652         * config/s390/s390.c (s390_delegitimize_address): Don't call
10653         lowpart_subreg if orig_x has BLKmode.
10654
10655 2011-03-21  Kai Tietz  <ktietz@redhat.com>
10656
10657         PR target/12171
10658         * doc/plugins.texi: Adjust documentation for plugin register_callback.
10659         * tree.h (attribute_spec): Add new member affects_type_identity.
10660         * attribs.c (empty_attribute_table): Adjust attribute_spec
10661         initializers.
10662         * config/alpha/alpha.c: Likewise.
10663         * config/arc/arc.c: Likewise.
10664         * config/arm/arm.c: Likewise.
10665         * config/avr/avr.c: Likewise.
10666         * config/bfin/bfin.c: Likewise.
10667         * config/crx/crx.c: Likewise.
10668         * config/darwin.h: Likewise.
10669         * config/h8300/h8300.c: Likewise.
10670         * config/i386/cygming.h: Likewise.
10671         * config/i386/i386.c: Likewise.
10672         * config/ia64/ia64.c: Likewise.
10673         * config/m32c/m32c.c: Likewise.
10674         * config/m32r/m32r.c: Likewise.
10675         * config/m68hc11/m68hc11.c: Likewise.
10676         * config/m68k/m68k.c: Likewise.
10677         * config/mcore/mcore.c: Likewise.
10678         * config/mep/mep.c: Likewise.
10679         * config/microblaze/microblaze.c: Likewise.
10680         * config/mips/mips.c: Likewise.
10681         * config/rs6000/rs6000.c: Likewise.
10682         * config/rx/rx.c: Likewise.
10683         * config/sh/sh.c: Likewise.
10684         * config/sol2.h: Likewise.
10685         * config/sparc/sparc.c: Likewise.
10686         * config/spu/spu.c: Likewise.
10687         * config/stormy16/stormy16.c: Likewise.
10688         * config/v850/v850.c: Likewise.
10689
10690 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
10691
10692         * simplify-rtx.c (simplify_binary_operation_1): Handle
10693         (xor (and A B) C) case when B and C are both constants.
10694
10695 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
10696
10697         * tree-dfa.c (add_referenced_var): Fix typo in comment.
10698
10699 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
10700
10701         PR bootstrap/48168
10702         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
10703
10704 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
10705
10706         PR rtl-optimization/48156
10707         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
10708         assume df and df_lr are not NULL.
10709
10710 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10711
10712         PR debug/48023
10713         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
10714         between a call and its CALL_ARG_LOCATION note.
10715
10716 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
10717
10718         PR debug/48178
10719         * config/sh/sh.c (find_barrier): Don't emit a constant pool
10720         between a call and its corresponding CALL_ARG_LOCATION note.
10721
10722 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
10723
10724         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
10725         instead of loop. Use HARD_REGISTER_NUM_P predicate.
10726         * haifa-sched.c (setup_ref_regs): Ditto.
10727         * caller-save.c (add_used_regs_1): Ditto.
10728         * dse.c (look_for_hardregs): Ditto.
10729         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
10730         * sched-rgn.c (check_live_1): Ditto.
10731
10732 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
10733
10734         * c-decl.c (diagnose_mismatched_decls): Give an error for
10735         redefining a typedef with variably modified type.
10736
10737 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
10738
10739         * c-decl.c (grokfield): Don't allow typedefs for structures or
10740         unions with no tag by default.
10741         * doc/extend.texi (Unnamed Fields): Update.
10742
10743 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
10744
10745         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10746         Rewrite using indirect functions.
10747         (lwp_slwpcb): Ditto.
10748         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
10749         (avx_vinsertf128<mode>): Ditto.
10750
10751 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10752
10753         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
10754         unspecs.
10755
10756 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10757
10758         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
10759         splitting between a call and its corresponding CALL_ARG_LOCATION note.
10760
10761 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
10762
10763         PR rtl-optimization/48170
10764         * gcse.c (hoist_code): Remove bogus asserts.
10765
10766 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
10767
10768         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
10769         computation for prologue/epilogue.
10770
10771 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10772
10773         * Makefile.in (check-consistency): Remove.
10774
10775 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
10776
10777         PR debug/48176
10778         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
10779         arange_table_in_use is 0, but either text_section_used or
10780         cold_text_section_used is true.  Don't call it if
10781         !info_section_emitted.
10782
10783 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
10784
10785         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
10786         FUNCTION_VALUE_REGNO_P): Remove.
10787         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
10788         Remove.
10789         * config/avr/avr.c (avr_ret_register): Make static inline.
10790         (avr_function_value_regno_p): New function.
10791         (avr_libcall_value): Make static. Add 'func' argument.
10792         (avr_function_value): Make static. Rename 'func' argument to
10793         'fn_decl_or_type', forward it to avr_libcall_value. Call
10794         avr_ret_register function instead of RET_REGISTER macro.
10795         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
10796
10797 2011-03-18  Jason Merrill  <jason@redhat.com>
10798
10799         PR c++/23372
10800         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
10801
10802 2011-03-18  Richard Guenther  <rguenther@suse.de>
10803
10804         * doc/install.texi (--enable-gold): Remove.
10805         (--with-plugin-ld): Document.
10806         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
10807
10808 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
10809
10810         PR middle-end/47790
10811         * expr.c (optimize_bitfield_assignment_op): Revamp to work
10812         again after expansion changes.
10813
10814 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
10815
10816         * combine.c (try_combine): Do simplification only call of
10817         subst() on i2 even when i1 is present. Update comments.
10818
10819 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
10820
10821         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
10822         and UNSPEC_PCREL_SYMOFF.
10823
10824 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10825
10826         * config/s390/s390.md: Use define_c_enum for the unspec constant
10827         definitions.
10828
10829 2011-03-18  Richard Henderson  <rth@redhat.com>
10830             Jakub Jelinek  <jakub@redhat.com>
10831
10832         PR bootstrap/48161
10833         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
10834         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
10835
10836 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10837
10838         PR middle-end/47725
10839         * combine.c (cant_combine_insn_p): Don't check zero/sign
10840         extended hard registers.
10841
10842 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10843
10844         PR middle-end/47725
10845         * combine.c (cant_combine_insn_p): Check zero/sign extended
10846         hard registers.
10847
10848 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
10849
10850         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
10851         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
10852         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
10853         Change return type to bool.
10854         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
10855
10856 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10857
10858         PR debug/48163
10859         * var-tracking.c (prepare_call_arguments): If CALL target
10860         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
10861         pc instead of looking it up using cselib_lookup and use
10862         Pmode for it if x has VOIDmode.
10863         * dwarf2out.c (gen_subprogram_die): If also both first and
10864         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
10865
10866         PR debug/48163
10867         * function.c (assign_parms): For data.passed_pointer parms
10868         use MEM of data.entry_parm instead of data.entry_parm itself
10869         as DECL_INCOMING_RTL.
10870         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
10871         also when passed and declared mode is the same, DECL_RTL
10872         is a MEM with pseudo as address and DECL_INCOMING_RTL is
10873         a MEM too.
10874
10875 2011-03-16  Jeff Law  <law@redhat.com>
10876
10877         PR rtl-optimization/37273
10878         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10879         handle them like argument loads from stack slots.  Do not double
10880         count memory for memory constants and argument loads from stack slots.
10881
10882 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10883
10884         PR debug/48160
10885         * var-tracking.c (prepare_call_arguments): Check SUBREG.
10886
10887 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
10888
10889         PR target/48171
10890         * config/i386/i386.opt: Add Save to -mavx and -mfma.
10891
10892 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10893
10894         PR bootstrap/48153
10895         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
10896         if dwarf_strict.
10897         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
10898         Clear call_arg_locations and call_arg_loc_last always.
10899
10900         PR middle-end/48152
10901         * var-tracking.c (prepare_call_arguments): If argument needs to be
10902         passed by reference, adjust argtype and mode.
10903
10904 2011-03-17  Richard Guenther  <rguenther@suse.de>
10905
10906         PR middle-end/48134
10907         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
10908         a value make sure to fold the statement.
10909
10910 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
10911
10912         PR target/43872
10913         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
10914         return condition with !cfun->calls_alloca.
10915
10916 2011-03-17  Richard Guenther  <rguenther@suse.de>
10917
10918         PR bootstrap/48148
10919         * lto-cgraph.c (input_overwrite_node): Clear the abstract
10920         origin for decls in other ltrans units.
10921         (input_varpool_node): Likewise.
10922
10923 2011-03-17  Richard Guenther  <rguenther@suse.de>
10924
10925         PR middle-end/48165
10926         * tree-object-size.c (compute_object_offset): Properly return
10927         the offset operand of MEM_REFs as sizetype.
10928
10929 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
10930
10931         PR rtl-optimization/48141
10932         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
10933         * dse.c: Include params.h.
10934         (active_local_stores_len): New variable.
10935         (add_wild_read, dse_step1): Clear it when setting active_local_stores
10936         to NULL.
10937         (record_store, check_mem_read_rtx): Decrease it when removing
10938         from the chain.
10939         (scan_insn): Likewise.  Increase it when adding to chain, if it
10940         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
10941         set active_local_stores to NULL before the addition.
10942         * Makefile.in (dse.o): Depend on $(PARAMS_H).
10943
10944         PR rtl-optimization/48141
10945         * dse.c (record_store): If no positions are needed in an insn
10946         that cannot be deleted, at least unchain it from active_local_stores.
10947
10948 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
10949
10950         PR debug/47510
10951         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
10952         (lookup_type_die_strip_naming_typedef): ... here.
10953         (get_context_die): Use it.
10954         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
10955         the anonymous struct named by the naming typedef.
10956
10957 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
10958
10959         PR target/48154
10960         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
10961         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
10962
10963 2011-03-16  Jeff Law  <law@redhat.com>
10964
10965         * tree-vrp.c (identify_jump_threads): Slightly simplify type
10966         check for operands of conditional.  Allow type to be a pointer.
10967
10968 2011-03-16  Richard Guenther  <rguenther@suse.de>
10969
10970         PR tree-optimization/48149
10971         * fold-const.c (fold_binary_loc): Fold
10972         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
10973
10974 2011-03-16  Richard Guenther  <rguenther@suse.de>
10975
10976         PR tree-optimization/26134
10977         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
10978         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
10979         (non_rewritable_mem_ref_base): Handle complex type component
10980         accesses, constrain offsets for vector and complex extracts
10981         more properly.
10982
10983 2011-03-16  Richard Guenther  <rguenther@suse.de>
10984
10985         PR tree-optimization/48146
10986         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
10987         operands avoiding the need for renaming.
10988
10989 2011-03-16  Richard Guenther  <rguenther@suse.de>
10990
10991         * gimple-fold.c (maybe_fold_reference): Open-code relevant
10992         constant folding.  Move MEM_REF canonicalization first.
10993         Rely on fold_const_aggregate_ref for initializer folding.
10994         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
10995
10996 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
10997
10998         PR middle-end/48136
10999         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
11000         arg0/arg1 or their arguments are always fold converted to matching
11001         types.
11002
11003         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
11004         to nargs.
11005
11006 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11007
11008         PR lto/46944
11009         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
11010         Handle in-tree gold.
11011         (ld_vers): Extract binutils version for gold.
11012         (gcc_cv_ld_hidden): Handle gold here.
11013         (gcc_cv_lto_plugin): Determine level of linker plugin support.
11014         * configure: Regenerate.
11015         * config.in: Regenerate.
11016         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
11017         -fuse-linker-plugin otherwise.
11018         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
11019         (LINK_COMMAND_SPEC): Use it.
11020         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
11021
11022 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
11023
11024         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
11025         * calls.c: Remove debug.h include.
11026         (emit_call_1): Don't call virtual_call_token debug hook.
11027         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
11028         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
11029         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
11030         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
11031         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
11032         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
11033         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
11034         dwarf2out_virtual_call): Remove.
11035         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
11036         copy_call_info and virtual_call hooks.
11037         (dwarf2out_init): Don't initialize vcall_insn_table,
11038         debug_dcall_section and debug_vcall_section.
11039         (prune_unused_types): Don't mark nodes from dcall_table.
11040         (dwarf2out_finish): Don't output dcall or vcall tables.
11041         * final.c (final_scan_insn): Don't call direct_call or
11042         virtual_call debug hooks.
11043         * debug.h (struct gcc_debug_hooks): Remove direct_call,
11044         virtual_call_token, copy_call_info and virtual_call hooks.
11045         (debug_nothing_uid): Remove prototype.
11046         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
11047         copy_call_info and virtual_call hooks.
11048         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11049         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
11050         * debug.c (do_nothing_debug_hooks): Likewise.
11051         (debug_nothing_uid): Remove.
11052         * doc/invoke.texi (-fenable-icf-debug): Remove.
11053         * common.opt (-fenable-icf-debug): Likewise.
11054
11055         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
11056         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
11057         call's MEM.  Handle functions returning aggregate through a hidden
11058         first pointer.  For virtual calls add clobbered pc to call arguments
11059         chain.
11060         * dwarf2out.c (gen_subprogram_die): Emit
11061         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
11062         can't be emitted.
11063
11064         PR debug/45882
11065         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
11066         * rtl.h (ENTRY_VALUE_EXP): Define.
11067         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
11068         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
11069         * print-rtl.c (print_rtx): Likewise.
11070         * gengtype.c (adjust_field_rtx_def): Likewise.
11071         * var-tracking.c (vt_add_function_parameter): Adjust
11072         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
11073         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
11074         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
11075         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
11076         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
11077
11078         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
11079         Call var_location debug hook even on CALL_INSNs.
11080         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
11081         * rtl.def (ENTRY_VALUE): New.
11082         * dwarf2out.c: Include cfglayout.h.
11083         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
11084         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
11085         (struct call_arg_loc_node): New type.
11086         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
11087         tail_call_site_count): New variables.
11088         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
11089         DW_TAG_GNU_call_site_parameter.
11090         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
11091         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
11092         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
11093         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
11094         and DW_AT_GNU_all_source_call_sites.
11095         (mem_loc_descriptor): Handle ENTRY_VALUE.
11096         (add_src_coords_attributes): Don't add enything if
11097         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
11098         (dwarf2out_abstract_function): Save and clear call_arg_location,
11099         call_site_count and tail_call_site_count around dwarf2out_decl call.
11100         (gen_call_site_die): New function.
11101         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
11102         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
11103         (dwarf2out_function_decl): Clear call_arg_locations,
11104         call_arg_loc_last, set call_site_count and tail_call_site_count
11105         to -1 and free block_map.
11106         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
11107         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
11108         followed by any real instructions.
11109         (dwarf2out_begin_function): Set call_site_count and
11110         tail_call_site_count to 0.
11111         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
11112         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
11113         attempt to force a DIE for it and worst case remove the attribute.
11114         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
11115         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
11116         the decl itself.
11117         * var-tracking.c: Include tm_p.h.
11118         (vt_stack_adjustments): For calls call note_register_arguments.
11119         (argument_reg_set): New variable.
11120         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
11121         ensure the VALUE is resolved.
11122         (call_arguments): New variable.
11123         (prepare_call_arguments): New function.
11124         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
11125         (struct expand_loc_callback_data): Add ignore_cur_loc field.
11126         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
11127         always use the best expression.
11128         (vt_expand_loc): Add ignore_cur_loc argument.
11129         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
11130         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
11131         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
11132         note for all calls.
11133         (vt_add_function_parameter): Use cselib_lookup_from_insn.
11134         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
11135         argument.  Don't call cselib_preserve_only_values and
11136         cselib_reset_table.
11137         (note_register_arguments): New function.
11138         (vt_initialize): Compute argument_reg_set.  Call
11139         vt_add_function_parameters before processing basic blocks instead of
11140         afterwards.  For calls call prepare_call_arguments before calling
11141         cselib_process_insn.
11142         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
11143         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
11144         (var-tracking.o): Depend on $(TM_P_H).
11145         * cfglayout.h (insn_scope): New prototype.
11146         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
11147         * cfglayout.c (insn_scope): No longer static.
11148         * insn-notes.def (CALL_ARG_LOCATION): New.
11149         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
11150         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
11151         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
11152         nothing for DECL_EXTERNAL BLOCK_VARS.
11153
11154 2011-03-16  Alan Modra  <amodra@gmail.com>
11155
11156         PR target/45844
11157         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
11158         create invalid offset address for vsx splat insn.
11159         * config/rs6000/predicates.md (splat_input_operand): New.
11160         * config/rs6000/vsx.md (vsx_splat_*): Use it.
11161
11162 2011-03-15  Xinliang David Li  <davidxl@google.com>
11163
11164         PR c/47837
11165         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
11166         (normalize_preds): New function.
11167         (is_use_properly_guarded): Normalize def predicates.
11168
11169 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11170
11171         PR target/46788
11172         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
11173         in the output template.
11174
11175 2011-03-15  Richard Guenther  <rguenther@suse.de>
11176
11177         PR middle-end/47650
11178         * tree-pretty-print.c (dump_function_declaration): Properly
11179         dump unprototyped and varargs function types.
11180
11181 2011-03-15  Richard Guenther  <rguenther@suse.de>
11182
11183         PR tree-optimization/13954
11184         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
11185         and friends.
11186
11187 2011-03-15  Richard Guenther  <rguenther@suse.de>
11188
11189         PR tree-optimization/48037
11190         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
11191         selects into BIT_FIELD_REFs.
11192         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
11193         vector select.
11194
11195 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
11196
11197         PR tree-optimization/48129
11198         * builtins.c (fold_builtin_snprintf): Convert to type of
11199         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
11200         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
11201
11202 2011-03-15  Richard Guenther  <rguenther@suse.de>
11203
11204         PR tree-optimization/41490
11205         * tree-ssa-dce.c (propagate_necessity): Handle returns without
11206         value but with VUSE.
11207         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
11208         return statements.
11209         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
11210         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
11211         * tree-tailcall.c (find_tail_calls): Ignore returns.
11212
11213 2011-03-15  Richard Guenther  <rguenther@suse.de>
11214
11215         PR middle-end/48031
11216         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
11217         or variable-indexed array accesses when in gimple form.
11218
11219 2011-03-15  Richard Guenther  <rguenther@suse.de>
11220
11221         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
11222
11223 2011-03-15  Alan Modra  <amodra@gmail.com>
11224
11225         PR target/48032
11226         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
11227         presume symbol_refs without a symbol_ref_decl are suitably
11228         aligned, nor other trees we may see here.  Handle anchor symbols.
11229         (legitimate_constant_pool_address_p): Comment.  Add mode param.
11230         Check cmodel=medium addresses.  Adjust all calls.
11231         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
11232         creating cmodel=medium optimized access to locals.
11233         * config/rs6000/constraints.md (R): Pass QImode to
11234         legitimate_constant_pool_address_p.
11235         * config/rs6000/predicates.md (input_operand): Pass mode to
11236         legitimate_constant_pool_address_p.
11237         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
11238         Update prototype.
11239
11240 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
11241
11242         PR target/48053
11243         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
11244         64-bit constants being loaded into registers other than GPRs such
11245         as loading 0 into a VSX register.
11246
11247 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11248
11249         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
11250
11251 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11252
11253         PR middle-end/47917
11254         * builtins.c (fold_builtin_snprintf): New function.
11255         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
11256         (fold_builtin_4): Likewise.
11257
11258         PR middle-end/38878
11259         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
11260         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
11261         and C - X == X also strip nops from +/-/p+ operand.
11262         When optimizing -X == C, fold C to arg0's type.
11263
11264         PR debug/47946
11265         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
11266         emit it as add_AT_int instead of add_AT_unsigned.
11267
11268 2011-03-14  Tom Tromey  <tromey@redhat.com>
11269
11270         * unwind-dw2.c: Include sys/sdt.h if it exists.
11271         (_Unwind_DebugHook): Use STAP_PROBE2.
11272         * config.in, configure: Rebuild.
11273         * configure.ac: Check for sys/sdt.h.
11274
11275 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
11276
11277         * config/i386/i386.md (ROUND_FLOOR): New constant.
11278         (ROUND_CEIL): Ditto.
11279         (ROUND_TRUNC): Ditto.
11280         (ROUND_MXCSR): Ditto.
11281         (ROUND_NO_EXC): Ditto.
11282         (rint<mode>2): Use new defines instead of numerical constants.
11283         (floor<mode>2): Ditto.
11284         (ceil<mode>2): Ditto.
11285         (btrunc<mode>2): Ditto.
11286         * config/i386/i386-builtin-types.def: Define ROUND function type
11287         aliases.
11288         * config/i386/i386.c (enum ix86_builtins): Add
11289         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
11290         (struct builtin_description): Add
11291         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
11292         (ix86_expand_sse_round): New static function.
11293         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
11294         function types.
11295         (ix86_builtin_vectorized_function): Handle
11296         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11297
11298 2011-03-14  Tom Tromey  <tromey@redhat.com>
11299
11300         * c-parser.c (c_parser_asm_string_literal): Clear
11301         warn_overlength_strings.
11302
11303 2011-03-14  Tom Tromey  <tromey@redhat.com>
11304
11305         * c-parser.c (disable_extension_diagnostics): Save
11306         warn_overlength_strings.
11307         (restore_extension_diagnostics): Restore warn_overlength_strings.
11308
11309 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11310
11311         * BASE-VER: Change to 4.7.0.
11312
11313 2011-03-14  Richard Guenther  <rguenther@suse.de>
11314
11315         PR middle-end/48098
11316         * tree.c (build_vector_from_val): Adjust assert to requirements
11317         and reality.
11318
11319 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11320
11321         PR bootstrap/48102
11322         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
11323
11324 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
11325
11326         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
11327         terms of target_flags_explicit. Adjust copyright year.
11328
11329         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
11330         * config/rs6000/t-freebsd: New file. Add override for
11331         LIB2FUNCS_EXTRA.
11332
11333 2011-03-13  Chris Demetriou  <cgd@google.com>
11334
11335         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
11336         (-fno-diagnostics-show-option): this, to reflect current default.
11337         (-Werror=): Update text about -fno-diagnostics-show-option.
11338
11339 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
11340
11341         PR target/48053
11342         * config/rs6000/predicates.md (easy_vector_constant_add_self,
11343         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
11344         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
11345         mode is not V2DImode or V2DFmode.
11346         (vspltis_constant): Do not handle V2DImode and V2DFmode.
11347         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
11348         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
11349         registers to 0.
11350         (movdi_internal64): Likewise.
11351
11352 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
11353
11354         PR tree-optimization/47127
11355         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
11356         parameter.
11357         (set_cloog_options): Same.
11358         (scop_to_clast): Same.
11359         (print_clast_stmt): Do not call cloog_state_malloc and
11360         cloog_state_free.
11361         (print_generated_program): Same.
11362         (gloog): Same.
11363         * graphite-clast-to-gimple.h (cloog_state): Declared.
11364         (scop_to_clast): Adjust declaration.
11365         * graphite.c (cloog_state): Defined here.
11366         (graphite_initialize): Call cloog_state_malloc.
11367         (graphite_finalize): Call cloog_state_free.
11368
11369 2011-03-11  Jason Merrill  <jason@redhat.com>
11370
11371         * attribs.c (lookup_attribute_spec): Take const_tree.
11372         * tree.h: Adjust.
11373
11374 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
11375
11376         * config/sparc/sparc.c (sparc_option_override): Use
11377         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
11378
11379 2011-03-11  Richard Guenther  <rguenther@suse.de>
11380
11381         PR tree-optimization/48067
11382         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
11383         multiplication result will be only used once on the target
11384         stmt.
11385
11386 2011-03-11  Richard Guenther  <rguenther@suse.de>
11387
11388         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
11389
11390 2011-03-11  Richard Guenther  <rguenther@suse.de>
11391
11392         PR lto/48073
11393         * tree.c (find_decls_types_r): Do not walk types only reachable
11394         from IDENTIFIER_NODEs.
11395
11396 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
11397
11398         PR middle-end/48044
11399         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
11400         all vnode->force_output nodes as needed.
11401
11402 2011-03-11  Jason Merrill  <jason@redhat.com>
11403
11404         PR c++/48069
11405         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
11406         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
11407
11408 2011-03-11  Martin Jambor  <mjambor@suse.cz>
11409
11410         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
11411         cgraph_node.
11412
11413 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
11414
11415         PR tree-optimization/48063
11416         * ipa-inline.c (cgraph_decide_inlining): Don't try to
11417         inline functions called once if !tree_can_inline_p (node->callers).
11418
11419 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
11420
11421         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
11422         extra_objs.
11423         * config/score/score3.c: Delete.
11424         * config/score/score3.h: Delete.
11425         * config/score/mul-div.S: Delete.
11426         * config/score/sfp-machine.h: Add new file.
11427         * config/score/constraints.md: Add new file.
11428         * config/score/t-score-softfp: Add new file.
11429         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
11430         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
11431         (score7_extra_constraint): Delete.
11432         (score7_option_override): Remove unused code.
11433         * config/score/score.c: Remove score3 and score5 define and code.
11434         * config/score/score.h: Remove score3 and score5 define and code.
11435         * config/score/score.md: Remove score3 template and unusual insn.
11436         * config/score/score.opt: Remove score3 and score5 options.
11437
11438 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11439
11440         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
11441         when _HPUX_SOURCE is defined.
11442         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
11443
11444 2011-03-10  Jason Merrill  <jason@redhat.com>
11445
11446         PR c++/48029
11447         * stor-layout.c (layout_type): Don't set structural equality
11448         on arrays of incomplete type.
11449         * tree.c (type_hash_eq): Handle comparing them properly.
11450
11451 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
11452
11453         PR debug/48043
11454         * config/s390/s390.c (s390_delegitimize_address): Make sure the
11455         result mode matches original rtl mode.
11456
11457 2011-03-10  Nick Clifton  <nickc@redhat.com>
11458
11459         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
11460         (andsi3, andsi3_flags): Fix timings for three operand alternative.
11461
11462 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
11463
11464         PR rtl-optimization/47866
11465         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
11466         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
11467         if target wasn't scalar.
11468         * function.c (assign_stack_temp_for_type): Assert that neither
11469         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
11470         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
11471         macro.
11472         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
11473
11474 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11475
11476         * config/s390/s390-protos.h (s390_label_align): New prototype.
11477         * config/s390/s390.c (s390_label_align): New function.
11478         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
11479
11480 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
11481
11482         PR target/47755
11483         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
11484         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
11485         (output_vec_const_move): Ditto.
11486
11487 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
11488
11489         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
11490         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
11491         * config/mips/mips.c (mips_preferred_reload_class): Make static.
11492         Change 'rclass' argument and result type to reg_class_t.
11493         (TARGET_PREFERRED_RELOAD_CLASS): Define.
11494
11495 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
11496
11497         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
11498         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
11499         (TARGET_MEMORY_MOVE_COST): Define.
11500         (avr_register_move_cost, avr_memory_move_cost): New Functions.
11501
11502 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
11503
11504         PR debug/47881
11505         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
11506         removed anything.
11507
11508         PR tree-optimization/48022
11509         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
11510         for EQ/NE_EXPR.
11511
11512 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
11513
11514         PR debug/47991
11515         * var-tracking.c (find_use_val): Return NULL for
11516         cui->sets && cui->store_p BLKmode MEMs.
11517
11518 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
11519
11520         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
11521         Remove.
11522         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
11523         xstormy16_print_operand_address): Remove.
11524         * config/stormy16/stormy16.c (xstormy16_print_operand,
11525         xstormy16_print_operand_address): Make static.
11526         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
11527
11528 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
11529
11530         PR target/47862
11531         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
11532         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
11533         before definition.
11534
11535 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
11536
11537         PR bootstrap/48000
11538         * cfgloopmanip.c (fix_bb_placements): Return immediately
11539         if FROM is BASE_LOOP's header.
11540
11541 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
11542
11543         * gimplify.c (gimplify_function_tree): Fix building calls
11544         to __builtin_return_address.
11545
11546 2011-03-07  Alan Modra  <amodra@gmail.com>
11547
11548         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
11549         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
11550         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
11551         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
11552         return_mode args.
11553         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
11554         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
11555         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
11556         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
11557         * config/rs6000/rs6000.c
11558         (rs6000_elf_end_indicate_exec_stack): Rename to..
11559         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
11560         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
11561         (rs6000_file_start): ..here.
11562         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
11563         file scope variables.
11564         (call_ABI_of_interest): New function.
11565         (init_cumulative_args): Set above vars when function return value
11566         is a float, vector, or small struct.
11567         (rs6000_function_arg_advance_1): Likewise for function args.
11568         (rs6000_va_start): Set rs6000_passes_float if variable arg function
11569         references float args.
11570
11571 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
11572
11573         * doc/cfg.texi: Remove "See" before @ref.
11574         * doc/invoke.texi: Likewise.
11575
11576 2011-03-05  Jason Merrill  <jason@redhat.com>
11577
11578         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
11579
11580 2011-03-05  Anthony Green  <green@moxielogic.com>
11581
11582         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
11583
11584 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
11585
11586         PR rtl-optimization/47899
11587         * cfgloopmanip.c (fix_bb_placements): Fix first argument
11588         to flow_loop_nested_p when moving the loop upward.
11589
11590 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
11591
11592         PR target/47719
11593         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
11594
11595 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
11596
11597         PR tree-optimization/47967
11598         * ipa-cp.c (build_const_val): Return NULL instead of creating
11599         VIEW_CONVERT_EXPR for mismatching sizes.
11600         (ipcp_create_replace_map): Return NULL if build_const_val failed.
11601         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
11602         give up on versioning.
11603
11604 2011-03-05  Alan Modra  <amodra@gmail.com>
11605
11606         PR target/47986
11607         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
11608         full cmodel medium/large lo_sum + high addresses.
11609
11610 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11611
11612         * config/s390/s390.c (s390_decompose_address): Reject non-literal
11613         pool references in UNSPEC_LTREL_OFFSET.
11614
11615 2011-03-04  Jan Hubicka  <jh@suse.cz>
11616
11617         PR lto/47497
11618         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
11619         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
11620         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
11621         Add node pointers.
11622         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
11623         cgraph_add_thunk): Add node pointers.
11624         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
11625         associated to right node.
11626         (input_node): Update use of cgraph_same_body_alias
11627         and cgraph_add_thunk.
11628
11629 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
11630
11631         * config/i386/i386.opt (mprefer-avx128): New flag.
11632         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
11633         modes when the flag -mprefer-avx128 is on.
11634
11635 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
11636
11637         * dwarf2out.c (compare_loc_operands): Fix address handling.
11638
11639 2011-03-04  Alan Modra  <amodra@gmail.com>
11640
11641         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
11642
11643 2011-03-04  Richard Guenther  <rguenther@suse.de>
11644
11645         PR middle-end/47968
11646         * expmed.c (extract_bit_field_1): Prefer vector modes that
11647         vec_extract patterns can handle.
11648
11649 2011-03-04  Richard Guenther  <rguenther@suse.de>
11650
11651         PR middle-end/47975
11652         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
11653
11654 2011-03-04  Richard Henderson  <rth@redhat.com>
11655
11656         * explow.c (emit_stack_save): Remove 'after' parameter.
11657         (emit_stack_restore): Likewise.
11658         * expr.h: Update to match.
11659         * builtins.c, calls.c, stmt.c: Likewise.
11660         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
11661         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
11662         * function.c (expand_function_end): Insert the emit_stack_save
11663         sequence before parm_birth_insn instead of after.
11664
11665 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
11666
11667         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
11668         (ssse3_pmaddubsw128): Ditto.
11669         (ssse3_pmaddubsw): Ditto.
11670
11671 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
11672
11673         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
11674
11675 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
11676
11677         PR c/47963
11678         * gimplify.c (omp_add_variable): Only call omp_notice_variable
11679         on TYPE_SIZE_UNIT if it is a DECL.
11680
11681         PR debug/47283
11682         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
11683         first operand is not is_gimple_mem_ref_addr, try to fold it.
11684         If the operand still isn't is_gimple_mem_ref_addr, clear
11685         MEM_EXPR on op0.
11686
11687 2011-03-03  Richard Guenther  <rguenther@suse.de>
11688
11689         PR middle-end/47283
11690         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
11691         match comment.
11692         (refs_may_alias_p_1): For release branches return true if
11693         we are confused by our input.
11694
11695 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11696
11697         * config/s390/s390.c (s390_function_value): Rename to ...
11698         (s390_function_and_libcall_value): ... this.
11699         (s390_function_value): New function.
11700         (s390_libcall_value): New function.
11701         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
11702         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
11703         target macro definitions.
11704         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
11705
11706 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
11707
11708         * config/i386/freebsd64.h (CC1_SPEC): Define.
11709         * config/i386/linux64.h (CC1_SPEC): Define.
11710         * config/i386/x86-64.h (CC1_SPEC): Don't define.
11711
11712 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
11713
11714         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11715         Remove.
11716         * config/stormy16/stormy16.c: Include reload.h.
11717         (xstormy16_memory_move_cost): New function.
11718         (TARGET_MEMORY_MOVE_COST): Define.
11719
11720 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
11721
11722         PR rtl-optimization/47925
11723         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
11724         with side effects.  Remove the more-specific check for volatile asms.
11725
11726 2011-03-02  Alan Modra  <amodra@gmail.com>
11727
11728         PR target/47935
11729         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
11730         toc relative addresses for valid offsets.
11731
11732 2011-03-01  Richard Guenther  <rguenther@suse.de>
11733
11734         PR tree-optimization/47890
11735         * tree-vect-loop.c (get_initial_def_for_induction): Set
11736         related stmt properly.
11737
11738 2011-03-01  Richard Guenther  <rguenther@suse.de>
11739
11740         PR lto/47924
11741         * lto-streamer.c (lto_record_common_node): Also register
11742         the canonical type.
11743
11744 2011-03-01  Richard Guenther  <rguenther@suse.de>
11745
11746         PR lto/46911
11747         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
11748         Do not stream DECL_ABSTRACT_ORIGIN.
11749         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
11750         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
11751         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
11752         Do not stream DECL_ABSTRACT_ORIGIN.
11753         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
11754         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
11755
11756 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
11757
11758         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
11759         FUNCTION_VALUE_REGNO_P): Remove.
11760         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
11761         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
11762         Add 'outgoing' argument.
11763         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
11764         function.
11765         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11766         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11767
11768 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
11769
11770         PR debug/28047
11771         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
11772         (lookup_filename): Likewise.
11773         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
11774
11775 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
11776             Jakub Jelinek  <jakub@redhat.com>
11777
11778         PR middle-end/47893
11779         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
11780         (assign_stack_local_1): Change last argument type to int.
11781         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
11782         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
11783         don't record padding space into frame_space_list nor use those areas.
11784         (assign_stack_local): Adjust caller.
11785         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
11786         of assign_stack_local, pass 0 as last argument.
11787         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
11788         callers.
11789
11790 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
11791
11792         PR debug/47283
11793         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
11794         Use target address_mode and pointer_mode hooks instead of hardcoded
11795         Pmode and ptr_mode.  Handle some simple cases of extending if
11796         POINTERS_EXTEND_UNSIGNED < 0.
11797         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
11798         Call convert_debug_memory_address.
11799         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
11800         convert_debug_memory_address.
11801
11802         PR middle-end/46790
11803         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
11804         * configure: Regenerated.
11805         * config.in: Regenerated.
11806         * varasm.c (default_function_section): Return NULL
11807         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
11808
11809 2011-02-28  Martin Jambor  <mjambor@suse.cz>
11810
11811         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
11812         the description to match the printed values.
11813
11814 2011-02-28  Richard Guenther  <rguenther@suse.de>
11815
11816         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
11817         of the copied scope tree.
11818
11819 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11820
11821         * doc/extend.texi (Function Attributes): Avoid deeply (and
11822         wrongly) nested tables.
11823
11824 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
11825
11826         PR middle-end/47903
11827         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
11828         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
11829         r isn't op0 nor op1.
11830
11831 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
11832
11833         * config/avr/avr.md: Remove magic comment for emacs.
11834
11835 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
11836
11837         PR target/45261
11838         * config/avr/avr.c (avr_option_override): Use error on bad options.
11839         (avr_help): New function.
11840         (TARGET_HELP): Define.
11841
11842 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
11843
11844         PR target/42240
11845         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
11846         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
11847
11848 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
11849
11850         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
11851         (ARM Options): Ditto.
11852         (i386 and x86-64 Options): Ditto.
11853         (RX Options): Ditto.
11854         (SPARC Options): Ditto.
11855
11856 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
11857
11858         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
11859         FreeBSD 6 and later.  Generally use cpu generic.
11860
11861 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
11862
11863         * doc/cpp.texi: Update copyright years.
11864
11865 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11866
11867         PR target/46898
11868         * config/lm32/lm32.md (ashrsi3): Added needed variable.
11869
11870 2011-02-25  Jon Beniston  <jon@beniston.com>
11871
11872         PR target/46898
11873         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
11874         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
11875         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
11876         (lm32_block_move_inline): Add type cast to remove warning.
11877         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
11878         (gen_int_relational): Move declarations to start of function.
11879
11880 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
11881
11882         PR tree-optimization/45470
11883         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
11884         can throw internally only.
11885         * tree-vect-stmts.c (vectorizable_call): Likewise.
11886
11887 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
11888
11889         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
11890         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
11891         * config/stormy16/stormy16-protos.h
11892         (xstormy16_preferred_reload_class): Remove.
11893         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
11894         static. Change 'rclass' argument and return type to reg_class_t.
11895         (TARGET_PREFERRED_RELOAD_CLASS,
11896         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11897
11898 2011-02-24  Richard Guenther  <rguenther@suse.de>
11899
11900         * lto-streamer-in.c (input_bb): Do not find referenced vars
11901         in debug statements.
11902
11903 2011-02-23  Jason Merrill  <jason@redhat.com>
11904
11905         * common.opt (fabi-version): Document v5 and v6.
11906
11907 2011-02-23  Richard Guenther  <rguenther@suse.de>
11908
11909         PR tree-optimization/47849
11910         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
11911
11912 2011-02-23  Jie Zhang  <jie@codesourcery.com>
11913
11914         * opts-common.c (decode_cmdline_option): Print empty string
11915         argument as "" in decoded->orig_option_with_args_text.
11916         * gcc.c (execute): Print empty string argument as ""
11917         in the verbose output.
11918         (do_spec_1): Keep empty string argument.
11919
11920 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
11921
11922         * config.gcc: Declare score-* and crx-* obsolete.
11923
11924 2011-02-23  Jie Zhang  <jie@codesourcery.com>
11925
11926         PR rtl-optimization/47763
11927         * web.c (web_main): Ignore naked clobber when replacing register.
11928
11929 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
11930
11931         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
11932         Remove.
11933
11934 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
11935
11936         PR doc/47848
11937         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
11938
11939 2011-02-22  Mike Stump  <mikestump@comcast.net>
11940
11941         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
11942         assembler.
11943         * configure: Regenerate.
11944
11945 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
11946
11947         PR rtl-optimization/46002
11948         * ira-color.c (update_copy_costs): Change class intersection
11949         test to reg_class_contents[] test of 'hard_regno'.
11950
11951 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
11952
11953         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
11954         than Driver option.
11955         * config/hpux11.opt (mt): Likewise.
11956         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
11957         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
11958         * config/vax/elf.opt (mno-asm-pic): Likewise.
11959         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
11960
11961 2011-02-21  Mike Stump  <mikestump@comcast.net>
11962
11963         PR target/47822
11964         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
11965         tree so we can get save the type.
11966         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
11967         for CFString instead of trying to use past the end of the builtins.
11968         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
11969         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
11970         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
11971         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
11972         Rename to darwin_builtin_cfstring.
11973         (darwin_init_cfstring_builtins): Return the built type.
11974
11975 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
11976
11977         PR target/47840
11978         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
11979         (_mm256_insert_epi64): Use _mm_insert_epi64.
11980
11981 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
11982
11983         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
11984         * config/stormy16/stormy16-protos.h
11985         (xstormy16_mode_dependent_address_p): Remove.
11986         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
11987         Make static. Change return type to bool. Change argument type to
11988         const_rtx. Remove dead code.
11989         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11990
11991 2011-02-21  Richard Guenther  <rguenther@suse.de>
11992
11993         PR lto/47820
11994         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
11995         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
11996         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
11997         TUs context.
11998         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
11999         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
12000
12001 2011-02-20  Richard Guenther  <rguenther@suse.de>
12002
12003         PR lto/47822
12004         * tree.c (free_lang_data_in_decl): Clean builtins from
12005         the TU decl BLOCK_VARS.
12006
12007 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
12008
12009         PR debug/47620
12010         PR debug/47630
12011         * haifa-sched.c (fix_tick_ready): Skip tick computation
12012         for debug insns.
12013
12014 2011-02-19  Richard Guenther  <rguenther@suse.de>
12015
12016         PR lto/47647
12017         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
12018         Remove lazy BLOCK_VARS streaming.
12019         (lto_input_ts_block_tree_pointers): Likewise.
12020         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
12021
12022 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12023
12024         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
12025
12026 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12027
12028         * config/i386/biarch32.h, config/i386/mach.h,
12029         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
12030
12031 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
12032
12033         PR target/47800
12034         * config/i386/i386.md (peephole2 for shift and plus): Use
12035         operands[1] original mode in the first insn.
12036
12037 2011-02-18  Mike Stump  <mikestump@comcast.net>
12038
12039         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
12040
12041 2011-02-18  Jan Hubicka  <jh@suse.cz>
12042
12043         PR middle-end/47788
12044         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
12045         to zero when the function is not inlinable at all.
12046
12047 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12048
12049         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
12050         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12051         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
12052         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
12053         * config/pa/t-pa64: Likewise.
12054         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
12055
12056 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12057
12058         PR driver/47787
12059         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
12060
12061 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12062
12063         PR target/47792
12064         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
12065
12066 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
12067
12068         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
12069         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
12070         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
12071         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
12072         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
12073         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
12074         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
12075         m32r_load_postinc_p, m32r_store_preinc_predec_p,
12076         m32r_legitimate_address_p): New functions.
12077         * config/m32r/constraints.md (constraint "S"): Don't use
12078         STORE_PREINC_PREDEC_P.
12079         (constraint "U"): Don't use LOAD_POSTINC_P.
12080
12081 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
12082
12083         PR rtl-optimization/46178
12084         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
12085         compute ira_hard_regno_cover_class[].
12086
12087 2011-02-18  Richard Guenther  <rguenther@suse.de>
12088
12089         PR lto/47798
12090         * lto-streamer.h (lto_global_var_decls): Declare.
12091         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
12092         statics for global var processing.
12093
12094 2011-02-18  Richard Guenther  <rguenther@suse.de>
12095
12096         PR tree-optimization/47737
12097         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
12098         edge dominance check.
12099
12100 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12101
12102         PR debug/47780
12103         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
12104         avoid invalid rtx sharing.
12105
12106 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
12107
12108         * doc/cpp.texi (Obsolete Features): Add background on the
12109         origin of assertions.
12110
12111 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
12112
12113         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
12114         objc_abi == 2.
12115         * config/darwin.c (output_objc_section_asm_op): Added support for
12116         ABI v1 and v2.
12117         (is_objc_metadata): New.
12118         (darwin_objc2_section): New.
12119         (darwin_objc1_section): New.
12120         (machopic_select_section): Added support for ABI v1 and v2.
12121         (darwin_emit_objc_zeroed): New.
12122         (darwin_output_aligned_bss): Detect objc metadata and treat it
12123         appropriately.
12124         (darwin_asm_output_aligned_decl_common): Same.
12125         (darwin_asm_output_aligned_decl_local): Same.
12126         * config/darwin-sections.def: Updated for ABI v1 and v2.
12127         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
12128         compiling Objective-C code for the NeXT runtime, default to using
12129         ABI version 0 for 32-bit, and version 2 for 64-bit.
12130
12131 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12132
12133         * common.opt (optimize_fast): New Variable.
12134         * opts.c (default_options_optimization): Use opts->x_optimize_fast
12135         instead of local variable ofast.
12136
12137 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
12138
12139         * doc/invoke.texi (fobjc-abi-version): Documented.
12140         (fobjc-nilcheck): Documented.
12141         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
12142         version.
12143
12144 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12145
12146         PR driver/47390
12147         * common.opt (export-dynamic): New Driver option.
12148         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
12149
12150 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12151
12152         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
12153
12154 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
12155             Jan Hubicka  <jh@suse.cz>
12156
12157         PR debug/47106
12158         PR debug/47402
12159         * cfgexpand.c (account_used_vars_for_block): Remove.
12160         (estimated_stack_frame_size): Use referenced vars.
12161         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
12162         that were referenced in the original function.  Test src_fn
12163         rather than cfun.  Drop redundant get_var_ann.
12164         (setup_one_parameter): Drop redundant get_var_ann.
12165         (declare_return_variable): Likewise.
12166         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
12167         (copy_arguments_for_versioning): Drop redundant get_var_ann.
12168         * ipa-inline.c (compute_inline_parameters): Do not compute
12169         disregard_inline_limits here.
12170         (compute_inlinable_for_current, pass_inlinable): New.
12171         (pass_inline_parameters): Require PROP_referenced_vars.
12172         * cgraphunit.c (cgraph_process_new_functions): Don't run
12173         compute_inline_parameters explicitly unless function is in SSA form.
12174         (cgraph_analyze_function): Set .disregard_inline_limits.
12175         * tree-sra.c (convert_callers): Compute inliner parameters
12176         only for functions already in SSA form.
12177
12178 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12179
12180         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
12181         -mlittle-endian-data.
12182
12183 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12184
12185         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
12186         -mno-fpu, not -fpu and -no-fpu.
12187         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
12188         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
12189
12190 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
12191
12192         PR target/43653
12193         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
12194         input reload with PLUS RTX.
12195
12196 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12197
12198         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
12199         of InverseVar(MDMX).
12200
12201 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12202
12203         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
12204         --m4-340.
12205
12206 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12207
12208         * config/mn10300/mn10300.opt (mno-crt0): New.
12209
12210 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12211
12212         * config/m68k/uclinux.opt (static-libc): New Driver option.
12213
12214 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12215
12216         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
12217
12218 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12219
12220         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
12221         %{muser-extend-enabled}.
12222
12223 2011-02-16  Richard Guenther  <rguenther@suse.de>
12224
12225         PR tree-optimization/47738
12226         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
12227         the TODO from tree_predictive_commoning.
12228
12229 2011-02-15  Jeff Law  <law@redhat.com>
12230
12231         Revert
12232         2011-01-25  Jeff Law  <law@redhat.com>
12233
12234         PR rtl-optimization/37273
12235         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12236         handle them like argument loads from stack slots.  Do not double
12237         count memory for memory constants and argument loads from stack slots.
12238
12239 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12240
12241         PR middle-end/47725
12242         * combine.c (cant_combine_insn_p): Revert the last change.
12243
12244 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
12245
12246         PR target/47755
12247         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
12248         mode for vector constants.  Remove code that checks for TImode.
12249
12250 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12251
12252         PR debug/47106
12253         PR debug/47402
12254         * cgraph.h (compute_inline_parameters): Return void.
12255         * ipa-inline.c (compute_inline_parameters): Adjust.
12256
12257 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12258
12259         PR debug/47106
12260         PR debug/47402
12261         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
12262         rather than decl.
12263         * cfgexpand.c (estimated_stack_frame_size): Likewise.
12264         * ipa-inline.c (compute_inline_parameters): Adjust.
12265
12266 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12267
12268         PR debug/47106
12269         PR debug/47402
12270         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
12271         Adjust all users.  Pass FN to...
12272         * tree-flow-inline.h (first_referenced_var): ... this.  Add
12273         fn argument.
12274         * ipa-struct-reorg.c: Adjust.
12275         * tree-dfa.c: Adjust.
12276         * tree-into-ssa.c: Adjust.
12277         * tree-sra.c: Adjust.
12278         * tree-ssa-alias.c: Adjust.
12279         * tree-ssa-live.c: Adjust.
12280         * tree-ssa.c: Adjust.
12281         * tree-ssanames.c: Adjust.
12282         * tree-tailcall.c: Adjust.
12283
12284 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12285
12286         PR debug/47106
12287         PR debug/47402
12288         * tree-flow.h (referenced_var_lookup): Add fn parameter.
12289         Adjust all callers.
12290         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
12291         * tree-flow-inline.h: Adjust.
12292         * gimple-pretty-print.c: Adjust.
12293         * tree-into-ssa.c: Adjust.
12294         * tree-ssa.c: Adjust.
12295         * cfgexpand.c: Adjust.
12296
12297 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12298
12299         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
12300         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12301         (EXTRA_CONSTRAINT): Delete.
12302         * config/iq2000/constraints.md: New file.
12303         * config/iq2000/iq2000.md: Include it.
12304         (define_insn ""): Delete.
12305         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
12306         unsupported constraint letters from patterns.
12307         (call_value, call_value_internal1): Likewise.
12308         (call_value_multiple_internal1): Likewise.
12309
12310 2011-02-15  Nick Clifton  <nickc@redhat.com>
12311
12312         * config/mn10300/mn10300.c: Include tm-constrs.h.
12313         (struct liw_data): New data structure describing an LIW candidate
12314         instruction.
12315         (extract_bundle): Use struct liw_data.  Allow small integer
12316         operands for some instructions.
12317         (check_liw_constraints): Use struct liw_data.  Remove swapped
12318         parameter.  Add comments describing the checks.  Fix bug when
12319         assigning the source of liw1 to the source of liw2.
12320         (liw_candidate): Delete.  Code moved into extract_bundle.
12321         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
12322         before swapping.
12323         * config/mn10300/predicates.md (liw_operand): New predicate.
12324         Allows registers and small integer constants.
12325         * config/mn10300/constraints.md (O): New constraint.  Accetps
12326         integers in the range -8 to +7 inclusive.
12327         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
12328         for moving a small integer into a register.  Give this alternative
12329         LIW attributes.
12330         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
12331         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
12332         using the J,K,L and M constraints,
12333         (liw): Remove SI mode on second operands to allow for HI and QI
12334         mode values.
12335         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
12336         instruction.
12337
12338 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12339
12340         PR middle-end/47725
12341         * combine.c (cant_combine_insn_p): Check zero/sign extended
12342         hard registers.
12343
12344 2011-02-15  Richard Guenther  <rguenther@suse.de>
12345
12346         PR tree-optimization/47743
12347         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
12348         for a non-type-compatible VN lookup bail out.
12349
12350 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12351
12352         * config/fr30/constraints.md: New file.
12353         * config/fr30/fr30.md: Include it.
12354         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
12355         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12356         (EXTRA_CONSTRAINT): Delete.
12357
12358 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12359
12360         * config/frv/constraints.md: New file.
12361         * config/frv/predicates.md: Include it.
12362         * config/frv/frv.c (reg_class_from_letter): Delete.
12363         (frv_option_override): Don't initialize it.
12364         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
12365         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
12366         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
12367         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
12368         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
12369         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12370         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
12371         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
12372         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
12373         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
12374         (REG_CLASS_FROM_CONSTRAINT): Delete.
12375
12376 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
12377
12378         PR middle-end/47581
12379         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
12380         if frame size is 0 in a leaf function.
12381
12382 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12383
12384         PR pch/14940
12385         * config/alpha/host-osf.c: New file.
12386         * config/alpha/x-osf: New file.
12387         * config.host (alpha*-dec-osf*): Use it.
12388
12389 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
12390
12391         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12392         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
12393         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
12394         (rx_mode_dependent_address_p): ...this. Make static. Change argument
12395         type to const_rtx.
12396         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12397
12398 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12399
12400         * config/stormy16/constraints.md: New file.
12401         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
12402         Use satisfies_constraint_Q and satisfies_constraint_R.
12403         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
12404         Delete.
12405         (xstormy16_legitiamte_address_p): Declare.
12406         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
12407         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12408         (EXTRA_CONSTRAINT): Delete.
12409         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12410         Un-staticize.
12411         (xstormy16_extra_constraint_p): Delete.
12412
12413 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
12414
12415         PR tree-optimization/46494
12416         * loop-unroll.c (split_edge_and_insert): Adjust comment.
12417         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
12418         (pass_rtl_loop_done): Add TODO_verify_flow.
12419         * fwprop.c (pass_rtl_fwprop): Likewise.
12420         * modulo-sched.c (pass_sms): Likewise.
12421         * tree-ssa-dom.c (pass_dominator): Likewise.
12422         * tree-ssa-loop-ch.c (pass_ch): Likewise.
12423         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
12424         (pass_tree_loop_done): Likewise.
12425         * tree-ssa-pre.c (execute_pre): Likewise.
12426         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
12427         * tree-ssa-sink.c (pass_sink_code): Likewise.
12428         * tree-vrp.c (pass_vrp): Likewise.
12429
12430 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12431
12432         * config/v850/constraints.md: New file.
12433         * config/v850/v850.md: Include it.
12434         * config/v850/predicates.md (reg_or_0_operand): Use
12435         satisfies_constraint_G.
12436         (special_symbolref_operand): Use satisfies_constraint_K.
12437         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
12438         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12439         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
12440         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
12441         (EXTRA_CONSTRAINT): Delete.
12442         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
12443         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
12444         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
12445
12446 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
12447
12448         PR target/47696
12449         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
12450         description.
12451
12452 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12453
12454         * config/mcore/constraints.md: New file.
12455         * config/mcore/mcore.md: Include it.
12456         * config/mcore/mcore.c (reg_class_from_letter): Delete.
12457         * config/mcore/mcore.h (reg_class_from_letter): Delete.
12458         (REG_CLASS_FROM_LETTER): Delete.
12459         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
12460         insn_const_int_ok_for_constraint.
12461         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
12462         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
12463         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12464         (EXTRA_CONSTRAINT): Delete.
12465
12466 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12467
12468         PR ada/41929
12469         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
12470         (IS_SIGHANDLER): Define.
12471         (sparc64_is_sighandler): New function, split off from
12472         sparc64_fallback_frame_state.
12473         (sparc_is_sighandler): New function, split off from
12474         sparc_fallback_frame_state.
12475         (sparc64_fallback_frame_state): Merge with ...
12476         (sparc_fallback_frame_state): ... this into ...
12477         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
12478         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
12479         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
12480         stack instead of hardcoded offsets.
12481
12482 2011-02-14  Andriy Gapon  <avg@freebsd.org>
12483
12484         PR target/45808
12485         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
12486
12487 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12488
12489         * configure: Regenerate.
12490
12491 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
12492
12493         PR driver/45731
12494         * gcc.c (asm_options): Correct spec matching --target-help.
12495
12496 2011-02-12  Martin Jambor  <mjambor@suse.cz>
12497
12498         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
12499         to gimple call error.
12500
12501 2011-02-12  Mike Stump  <mikestump@comcast.net>
12502
12503         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
12504         comments in backslash regions.
12505
12506 2011-02-12  Mike Stump  <mikestump@comcast.net>
12507             Jakub Jelinek  <jakub@redhat.com>
12508             Iain Sandoe  <iains@gcc.gnu.org>
12509
12510         PR target/47324
12511         * dwarf2out.c (output_cfa_loc): When required, apply the
12512         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
12513         (output_loc_sequence): Likewise.
12514         (output_loc_operands_raw): Likewise.
12515         (output_loc_sequence_raw): Likewise.
12516         (output_cfa_loc): Likewise.
12517         (output_loc_list): Suppress register number adjustment when
12518         calling output_loc_sequence()
12519         (output_die): Likewise.
12520
12521 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
12522
12523         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
12524         Remove macros.
12525         * config/xtensa/xtensa.c (xtensa_register_move_cost,
12526         xtensa_memory_move_cost): New functions.
12527         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
12528
12529 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
12530
12531         PR lto/47225
12532         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
12533         in the current directory.
12534         * configure: Rebuilt.
12535
12536 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
12537
12538         * config/darwin.c (darwin_override_options): Add a hunk missed
12539         from the commit of r168571.  Trim comment line lengths and
12540         correct indents of the preceding block.
12541
12542 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
12543
12544         * gcc.c (driver_handle_option): Concatenate the argument to -F with
12545         the switch.
12546
12547 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
12548
12549         * common.opt (nostartfiles): New Driver option.
12550
12551 2011-02-11  Xinliang David Li  <davidxl@google.com>
12552
12553         PR tree-optimization/47707
12554         * tree-chrec.c (convert_affine_scev): Keep type precision.
12555
12556 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
12557
12558         PR tree-optimization/47420
12559         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
12560
12561 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
12562
12563         PR rtl-optimization/47614
12564         * rtl.h (check_for_inc_dec): Declare.
12565         * dse.c (check_for_inc_dec): Externalize...
12566         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
12567         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
12568
12569 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
12570
12571         PR driver/47678
12572         * gcc.c (main): Do not compile inputs if there were errors in
12573         option handling.
12574         * opts-common.c (read_cmdline_option): Check for wrong language
12575         after other error checks.
12576
12577 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
12578
12579         * cgraph.c: Fix comment typos.
12580         * cgraph.h: Likewise.
12581         * cgraphunit.c: Likewise.
12582         * ipa-cp.c: Likewise.
12583         * ipa-inline.c: Likewise.
12584         * ipa-prop.c: Likewise.
12585         * ipa-pure-const.c: Likewise.
12586         * ipa-ref.c: Likewise.
12587         * ipa-reference.c: Likewise.
12588
12589 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
12590
12591         PR debug/47684
12592         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
12593
12594 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12595
12596         PR testsuite/47400
12597         * doc/sourcebuild.texi (Require Support): Document
12598         dg-require-ascii-locale.
12599
12600 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
12601
12602         * doc/lto.texi (Write summary): Fix missing parentheses.
12603
12604 2011-02-10  DJ Delorie  <dj@redhat.com>
12605
12606         * config/m32c/m32c.c (m32c_option_override): Disable
12607         -fcombine-stack-adjustments until flag value tracking and compare
12608         optimization can be rewritten.
12609
12610 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
12611
12612         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
12613         PROCESSOR_POWER7.
12614         (PROCESSOR_DEFAULT64): Likewise.
12615
12616 2011-02-10  Richard Henderson  <rth@redhat.com>
12617
12618         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
12619         change from 2011-02-03.
12620         * config/rx/rx.c (flags_from_code): Likewise.
12621         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
12622         is valid, n/pz otherwise.
12623         (rx_select_cc_mode): Return CCmode if Y is not zero.
12624
12625 2011-02-10  Richard Guenther  <rguenther@suse.de>
12626
12627         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
12628
12629 2011-02-10  Richard Guenther  <rguenther@suse.de>
12630
12631         PR tree-optimization/47677
12632         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
12633
12634 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
12635
12636         PR target/47665
12637         * combine.c (make_compound_operation): Only change shifts into
12638         multiplication for SCALAR_INT_MODE_P.
12639
12640 2011-02-10  Jie Zhang  <jie@codesourcery.com>
12641
12642         PR testsuite/47622
12643         Revert
12644         2011-02-05  Jie Zhang  <jie@codesourcery.com>
12645         PR debug/42631
12646         * web.c (entry_register): Don't clobber the number of the
12647         first uninitialized reference in used[].
12648
12649 2011-02-09  Richard Guenther  <rguenther@suse.de>
12650
12651         PR tree-optimization/47664
12652         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
12653         all edges again.
12654
12655 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
12656
12657         PR target/46481
12658         PR target/47032
12659         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
12660         PROCESSOR_POWER7.
12661         (PROCESSOR_DEFAULT64): Same.
12662         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
12663
12664 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12665
12666         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
12667
12668 2011-02-09  Martin Jambor  <mjambor@suse.cz>
12669
12670         PR middle-end/45505
12671         * tree-sra.c (struct access): New flags grp_scalar_read and
12672         grp_scalar_write.  Changed description of assignment read and write
12673         flags.
12674         (dump_access): Dump new flags, reorder all of them.
12675         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
12676         to detect multiple scalar reads.
12677         (analyze_access_subtree): Use the new scalar read write flags instead
12678         of the old flags.  Adjusted comments.
12679
12680 2011-02-08  DJ Delorie  <dj@redhat.com>
12681
12682         PR target/47548
12683         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
12684         patterns.
12685
12686 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12687
12688         * config/m68k/uclinux.opt: New.
12689         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
12690
12691 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12692
12693         * config/cris/elf.opt (sim): New Driver option.
12694
12695 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12696
12697         * config/xtensa/elf.opt: New.
12698         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
12699
12700 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12701
12702         * config/vax/elf.opt: New.
12703         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
12704
12705 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12706
12707         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
12708
12709 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12710
12711         * config/gnu-user.opt: New.
12712         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
12713         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
12714         *-*-uclinux*): Use gnu-user.opt.
12715
12716 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
12717
12718         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
12719         * config/i386/gnu.h (CPP_SPEC): Likewise.
12720
12721 2011-02-08  Ian Lance Taylor  <iant@google.com>
12722
12723         * common.opt (fcx-limited-range): Add SetByCombined flag.
12724         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
12725         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
12726         (fassociative-math, freciprocal-math): Likewise.
12727         (funsafe-math-optimizations): Likewise.
12728         * opth-gen.awk: Handle SetByCombined.
12729         * optc-gen.awk: Likewise.
12730         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
12731         (set_unsafe_math_optimizations_flags): Likewise.
12732         * doc/options.texi (Option properties): Document SetByCombined.
12733
12734 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12735
12736         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
12737         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
12738         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
12739         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
12740         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
12741
12742 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
12743
12744         PR tree-optimization/46834
12745         PR tree-optimization/46994
12746         PR tree-optimization/46995
12747         * graphite-sese-to-poly.c (used_outside_reduction): New.
12748         (detect_commutative_reduction): Call used_outside_reduction.
12749         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
12750         translate_scalar_reduction_to_array only when at least one
12751         loop-phi/close-phi tuple has been detected.
12752
12753 2011-02-08  Richard Guenther  <rguenther@suse.de>
12754
12755         PR middle-end/47639
12756         * tree-vect-generic.c (expand_vector_operations_1): Update
12757         stmts here ...
12758         (expand_vector_operations): ... not here.  Cleanup EH info
12759         and the CFG if required.
12760
12761 2011-02-08  Richard Guenther  <rguenther@suse.de>
12762
12763         PR tree-optimization/47641
12764         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
12765         require type compatibility.
12766
12767 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12768
12769         * gimple-low.c (lower_function_body): Don't remove the location of
12770         the return statement here.
12771         (lower_gimple_return): Do it here instead but only if the return
12772         statement is actually used twice.
12773
12774 2011-02-08  Richard Guenther  <rguenther@suse.de>
12775
12776         PR tree-optimization/47632
12777         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
12778         unused up_to_stmt parameter, return whether cfg-cleanup is
12779         necessary, remove EH info properly.
12780         (forward_propagate_into_gimple_cond): Adjust caller.
12781         (forward_propagate_into_cond): Likewise.
12782         (forward_propagate_comparison): Likewise.
12783         (tree_ssa_forward_propagate_single_use_vars): Make
12784         forward_propagate_comparison case similar to the two others.
12785
12786 2011-02-08  Nick Clifton  <nickc@redhat.com>
12787
12788         * config/mn10300/mn10300.opt (mliw): New command line option.
12789         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
12790         (liw_bundling): New automaton.
12791         (liw): New attribute.
12792         (liw_op): New attribute.
12793         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
12794         (movsi_internal): Add LIW attributes.
12795         (andsi3): Likewise.
12796         (iorsi3): Likewise.
12797         (xorsi3): Likewise.
12798         (addsi3): Separate register and immediate alternatives.
12799         Add LIW attributes.
12800         (subsi3): Likewise.
12801         (cmpsi): Likewise.
12802         (aslsi3): Likewise.
12803         (lshrsi3): Likewise.
12804         (ashrsi3): Likewise.
12805         (liw): New pattern.
12806         * config/mn10300/mn10300.c (liw_op_names): New
12807         (mn10300_print_operand): Handle 'W' operand descriptor.
12808         (extract_bundle): New function.
12809         (check_liw_constraints): New function.
12810         (liw_candidate): New function.
12811         (mn10300_bundle_liw): New function.
12812         (mn10300_reorg): New function.
12813         (TARGET_MACHINE_DEPENDENT_REORG): Define.
12814         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
12815         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
12816         __LIW__ or __NO_LIW__.
12817         * doc/invoke.texi: Describe the -mliw command line option.
12818
12819 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12820
12821         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
12822         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12823         pthread_mutex_unlock): Remove.
12824         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
12825         * config/pa/t-pa64: Likewise.
12826         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
12827         shared libc if not linking against libpthread.
12828         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12829
12830 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
12831
12832         PR target/47558
12833         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
12834         on 10.6 and later to ensure that we always use the unwinder from
12835         the system.  Only add -no_compact_unwind when tarteting darwin
12836         10.6 or later.
12837
12838 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
12839
12840         PR target/46997
12841         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
12842         (vec_interleave_lowv2sf): Ditto.
12843         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
12844         (vec_extract_oddv2sf): Ditto.
12845
12846 2011-02-07  Mike Stump  <mikestump@comcast.net>
12847
12848         PR target/42333
12849         Add __ieee_divdc3 entry point.
12850         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
12851         entry point.
12852         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
12853         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
12854         * config/darwin.c (darwin_rename_builtins): Add.
12855         * config/darwin-protos.h (darwin_rename_builtins): Add.
12856
12857 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
12858
12859         PR target/47636
12860         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
12861         for the condition.
12862
12863 2011-02-07  Mike Stump  <mikestump@comcast.net>
12864
12865         * config/darwin.opt (mmacosx-version-min): Update default OS version.
12866
12867 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
12868
12869         PR target/47534
12870         * config/avr/libgcc.S (exit): Move .endfunc
12871
12872 2011-02-07  Richard Guenther  <rguenther@suse.de>
12873
12874         PR tree-optimization/47615
12875         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
12876         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
12877         (run_scc_vn): Initialize it.
12878         (visit_reference_op_load): Use it.
12879         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
12880
12881 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12882
12883         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
12884         DImode trapping arithmetic libfuncs.
12885
12886 2011-02-07  Richard Guenther  <rguenther@suse.de>
12887
12888         PR tree-optimization/47621
12889         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
12890         two duplicates ...
12891         (execute_update_addresses_taken): ... here.  Make it more
12892         conservative in what we accept.
12893
12894 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
12895
12896         * config/sparc/freebsd.h (ASM_SPEC): Define.
12897         * config/sparc/vxworks.h (ASM_SPEC): Define.
12898
12899 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
12900
12901         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
12902
12903 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
12904
12905         * doc/invoke.texi: Remove reference to compiler internals from
12906         user documentation.
12907
12908         * reg-notes.def: Remove REG_VALUE_PROFILE.
12909         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
12910
12911 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
12912
12913         PR middle-end/47610
12914         * varasm.c (default_section_type_flags): If decl is NULL,
12915         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
12916
12917 2011-02-05  Jie Zhang  <jie@codesourcery.com>
12918
12919         PR debug/42631
12920         * web.c (entry_register): Don't clobber the number of the
12921         first uninitialized reference in used[].
12922
12923 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
12924
12925         PR tree-optimization/46194
12926         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
12927         (build_classic_dist_vector_1): Do not represent classic distance
12928         vectors when the access functions are variating in different loops.
12929
12930 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
12931
12932         * config/mips/iris6.opt: New.
12933         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
12934
12935 2011-02-04  Richard Henderson  <rth@redhat.com>
12936             Steve Ellcey  <sje@cup.hp.com>
12937
12938         PR target/46997
12939         * config/ia64/predicates.md (mux1_brcst_element): New.
12940         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
12941         * config/ia64/ia64.c (ia64_unpack_assemble): New.
12942         (ia64_unpack_sign): New.
12943         (ia64_expand_unpack): Rewrite using new routines.
12944         (ia64_expand_widen_sum): Ditto.
12945         (ia64_expand_dot_prod_v8qi): Ditto.
12946         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
12947         routines, add endian check.
12948         (pmpy2_even): Rename from pmpy2_r, add endian check.
12949         (pmpy2_odd): Rename from pmpy2_l, add endian check.
12950         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
12951         (vec_widen_smult_hi_v4hi): Ditto.
12952         (vec_widen_umult_lo_v4hi): Ditto.
12953         (vec_widen_umult_hi_v4hi): Ditto.
12954         (mulv2si3): Change endian checks.
12955         (sdot_prodv4hi): Rewrite with new calls.
12956         (udot_prodv4hi): New.
12957         (vec_pack_ssat_v4hi): Add endian check.
12958         (vec_pack_usat_v4hi): Ditto.
12959         (vec_pack_ssat_v2si): Ditto.
12960         (max1_even): Rename from max1_r, add endian check.
12961         (max1_odd): Rename from max1_l, add endian check.
12962         (*mux1_rev): Format change.
12963         (*mux1_mix): Ditto.
12964         (*mux1_shuf): Ditto.
12965         (*mux1_alt): Ditto.
12966         (*mux1_brcst_v8qi): Use new predicate.
12967         (vec_extract_evenv8qi): Remove endian check.
12968         (vec_extract_oddv8qi): Ditto.
12969         (vec_interleave_lowv4hi): Format change.
12970         (vec_interleave_highv4hi): Ditto.
12971         (mix2_even): Rename from mix2_r, add endian check.
12972         (mix2_odd): Rename from mux2_l, add endian check.
12973         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
12974         (vec_extract_evenodd_helper): Format change.
12975         (vec_extract_evenv4hi): Remove endian check.
12976         (vec_extract_oddv4hi): Remove endian check.
12977         (vec_interleave_lowv2si): Format change.
12978         (vec_interleave_highv2si): Format change.
12979         (vec_initv2si): Remove endian check.
12980         (vecinit_v2si): Add endian check.
12981         (reduc_splus_v2sf): Add endian check.
12982         (reduc_smax_v2sf): Ditto.
12983         (reduc_smin_v2sf): Ditto.
12984         (vec_initv2sf): Remove endian check.
12985         (fpack): Add endian check.
12986         (fswap): Add endian check.
12987         (vec_interleave_highv2sf): Add endian check.
12988         (vec_interleave_lowv2sf): Add endian check.
12989         (fmix_lr): Add endian check.
12990         (vec_setv2sf): Format change.
12991         (*vec_extractv2sf_0_be): Use shift to extract operand.
12992         (*vec_extractv2sf_1_be): New.
12993         (vec_pack_trunc_v4hi): Add endian check.
12994         (vec_pack_trunc_v2si): Format change.
12995
12996 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
12997
12998         PR inline-asm/23200
12999         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
13000         do bb, locus and block comparison and disallow loads if it is not set.
13001         (stmt_is_replaceable_p): New function.
13002         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
13003         callers.
13004         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
13005         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
13006         SSA_NAME_DEF_STMT.
13007         * tree-flow.h (stmt_is_replaceable_p): New prototype.
13008
13009 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13010
13011         * config/rs6000/xilinx.opt: New.
13012         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
13013
13014 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13015
13016         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
13017
13018 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
13019
13020         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
13021         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
13022         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
13023         secondary_reload_info, xtensa_secondary_reload): Remove.
13024         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
13025         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
13026         (xtensa_preferred_reload_class): Make static. Change return and
13027         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
13028         Use CONST_DOUBLE_P predicate.
13029         (xtensa_preferred_output_reload_class): New function.
13030         (xtensa_secondary_reload): Make static.
13031
13032 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
13033
13034         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
13035         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
13036         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
13037
13038 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13039
13040         PR middle-end/31490
13041         * output.h (SECTION_RELRO): Define.
13042         (SECTION_MACH_DEP): Adjust.
13043         (get_variable_section): New prototype.
13044         * varpool.c (varpool_finalize_named_section_flags): New function.
13045         (varpool_assemble_pending_decls): Call it.
13046         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
13047         * cgraphunit.c (cgraph_output_in_order): Call
13048         varpool_finalize_named_section_flags.
13049         * varasm.c (get_section): Allow section flags conflicts between
13050         relro and read-only sections if the section hasn't been declared yet.
13051         Set SECTION_OVERRIDE after diagnosing section type conflict.
13052         (get_variable_section): No longer static.
13053         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
13054         readonly sections that need relocations.
13055         (decl_readonly_section_1): New function.
13056         (decl_readonly_section): Use it.
13057
13058         Revert:
13059         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
13060                     Steve Ellcey  <sje@cup.hp.com>
13061
13062         PR middle-end/31490
13063         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
13064         if section attribute used.
13065
13066 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13067
13068         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
13069         * config/darwin.c (SECTION_NO_ANCHOR): Define.
13070         (darwin_init_sections): Remove assertion.
13071
13072 2011-02-03  Nick Clifton  <nickc@redhat.com>
13073
13074         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
13075         lt and ge.
13076         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
13077         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
13078         instead of "n" and "pz".
13079         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
13080         CC_FLAG_S.
13081
13082 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13083
13084         PR target/47312
13085         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
13086         fma, expand FMA_EXPR as fma{,f,l} call.
13087
13088         PR lto/47274
13089         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
13090         copy them into a unsigned char variable and pass address of it to
13091         lto_output_data_stream.
13092
13093         PR target/47564
13094         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
13095         around backend_init_target and lang_dependent_init_target calls.
13096         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
13097         (verify_cgraph_node): Don't call set_cfun here.  Use
13098         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
13099         Set error_found for incorrectly represented calls to thunks.
13100
13101 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13102
13103         PR debug/43092
13104         PR rtl-optimization/43494
13105         * rtl.h (for_each_inc_dec_fn): New type.
13106         (for_each_inc_dec): Declare.
13107         * rtlanal.c (struct for_each_inc_dec_ops): New type.
13108         (for_each_inc_dec_find_inc_dec): New fn.
13109         (for_each_inc_dec_find_mem): New fn.
13110         (for_each_inc_dec): New fn.
13111         * dse.c (struct insn_size): Remove.
13112         (replace_inc_dec, replace_inc_dec_mem): Remove.
13113         (emit_inc_dec_insn_before): New fn.
13114         (check_for_inc_dec): Use it, along with for_each_inc_dec.
13115         (canon_address): Pass mem modes to cselib_lookup.
13116         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
13117         (cselib_lookup_from_insn): Likewise.
13118         (cselib_subst_to_values): Likewise.
13119         * cselib.c (find_slot_memmode): New var.
13120         (cselib_find_slot): New fn.  Use it instead of
13121         htab_find_slot_with_hash everywhere.
13122         (entry_and_rtx_equal_p): Use find_slot_memmode.
13123         (autoinc_split): New fn.
13124         (rtx_equal_for_cselib_p): Rename and implement in terms of...
13125         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
13126         Deal with autoinc.  Special-case recursion into MEMs.
13127         (cselib_hash_rtx): Likewise.
13128         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
13129         address and MEM modes.
13130         (cselib_subst_to_values): Add memmode, pass it on.
13131         Deal with autoinc.
13132         (cselib_lookup): Add memmode argument, pass it on.
13133         (cselib_lookup_from_insn): Add memmode.
13134         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
13135         (struct cselib_record_autoinc_data): New.
13136         (cselib_record_autoinc_cb): New fn.
13137         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
13138         mode to cselib_lookup.  Reset autoinced REGs here instead of...
13139         (cselib_process_insn): ... here.
13140         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
13141         to cselib_lookup.
13142         (add_uses): Likewise, also to cselib_subst_to_values.
13143         (add_stores): Likewise.
13144         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
13145         cselib_subst_to_values.
13146         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
13147         * gcse.c (do_local_cprop): Adjusted.
13148         * postreload.c (reload_cse_simplify_set): Adjusted.
13149         (reload_cse_simplify_operands): Adjusted.
13150         * sel-sched-dump (debug_mem_addr_value): Pass mode.
13151
13152 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13153
13154         PR tree-optimization/45122
13155         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
13156         unsafe assumptions when there's more than one loop exit.
13157
13158 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
13159
13160         PR target/47272
13161         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
13162         Document using vector double with the load/store builtins, and
13163         that the load/store builtins always use Altivec instructions.
13164
13165         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
13166         to use altivec memory instructions, even on VSX.
13167         (vector_altivec_store_<mode>): Ditto.
13168
13169         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
13170         function.
13171
13172         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13173         V2DF, V2DI support to load/store overloaded builtins.
13174
13175         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
13176         altivec load/store builtins for V2DF/V2DI types.
13177
13178         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13179         set avoid indexed addresses on power6 if -maltivec.
13180         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
13181         vector_altivec_load/vector_altivec_store builtins.
13182         (altivec_expand_st_builtin): Ditto.
13183         (altivec_expand_builtin): Add VSX memory builtins.
13184         (rs6000_init_builtins): Add V2DI types to internal types.
13185         (altivec_init_builtins): Add support for V2DF/V2DI altivec
13186         load/store builtins.
13187         (rs6000_address_for_altivec): Insure memory address is appropriate
13188         for Altivec.
13189
13190         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
13191         vec_vsx_ld and vec_vsx_st.
13192         (vsx_store_<mode>): Ditto.
13193
13194         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
13195         variables to hold long long types for VSX vector memory builtins.
13196         (RS6000_BTI_unsigned_long_long): Ditto.
13197         (long_long_integer_type_internal_node): Ditti.
13198         (long_long_unsigned_type_internal_node): Ditti.
13199
13200         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
13201         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
13202         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
13203
13204         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
13205         short cuts.
13206         (vec_vsx_st): Ditto.
13207
13208 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13209
13210         * config/pa/pa-hpux10.opt: New.
13211         * config/hpux11.opt (pthread): New Driver option.
13212         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
13213         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
13214
13215 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13216
13217         * config/ia64/vms.opt: New.
13218         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
13219
13220 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
13221
13222         PR target/47580
13223         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
13224         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
13225         generator functions.
13226         (vsx_floatuns<VSi><mode>2): Ditto.
13227         (vsx_fix_trunc<mode><VSi>2): Ditto.
13228         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
13229
13230 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13231
13232         * config/i386/djgpp.opt (posix): New Driver option.
13233
13234 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
13235
13236         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
13237         Move to the unsupported targets list.
13238
13239 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
13240
13241         PR rtl-optimization/47525
13242         * df-scan.c: Update copyright years.
13243         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
13244         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
13245
13246 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13247
13248         * config/i386/sysv4.h (TARGET_VERSION): Remove.
13249         (SUBTARGET_RETURN_IN_MEMORY): Remove.
13250         (ASM_OUTPUT_ASCII): Remove.
13251         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
13252
13253 2011-02-02  Jeff Law  <law@redhat.com>
13254
13255         PR middle-end/47543
13256         * reload.c (find_reloads_address): Handle reg+d address where both
13257         components are invalid by reloading the entire address.
13258
13259 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13260             Richard Guenther  <rguenther@suse.de>
13261
13262         PR tree-optimization/40979
13263         PR bootstrap/47044
13264         * passes.c (init_optimization_passes): After LIM call copy_prop
13265         and DCE to clean up.
13266         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
13267
13268 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13269
13270         PR tree-optimization/47576
13271         PR tree-optimization/47555
13272         * doc/invoke.texi (scev-max-expr-complexity): Documented.
13273         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
13274         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
13275         * tree-scalar-evolution.c (follow_ssa_edge): Use
13276         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
13277
13278 2011-02-02  Richard Guenther  <rguenther@suse.de>
13279
13280         PR tree-optimization/47566
13281         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
13282
13283 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13284
13285         PR debug/47106
13286         PR debug/47402
13287         * tree-inline.c (declare_return_variable): Remove unused caller
13288         variable.
13289
13290         PR debug/47106
13291         PR debug/47402
13292         * tree-flow-inline.h (clear_is_used, is_used_p): New.
13293         * cfgexpand.c (account_used_vars_for_block): Use them.
13294         * tree-nrv.c (tree_nrv): Likewise.
13295         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
13296         (dump_scope_block): Likewise.
13297         (remove_unused_locals): Likewise.
13298
13299         PR debug/47106
13300         PR debug/47402
13301         * tree-inline.c (declare_return_variable): Add result decl to
13302         local decls only once.
13303         * gimple-low.c (record_vars_into): Mark newly-created variables
13304         as referenced.
13305
13306 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13307
13308         PR debug/47498
13309         PR debug/47501
13310         PR debug/45136
13311         PR debug/45130
13312         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13313         debug insns.
13314         (no_real_insns_p, schedule_block, set_priorities): Drop special
13315         treatment of boundary debug insns.
13316         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13317         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
13318         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13319         (BOUNDARY_DEBUG_INSN_P): Likewise.
13320         (SCHEDULE_DEBUG_INSN_P): Likewise.
13321         * sched-rgn.c (init_ready_list): Drop special treatment of
13322         boundary debug insns.
13323         * final.c (rest_of_clean_state): Clear notes' BB.
13324
13325 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13326
13327         * config/openbsd.opt (assert=): New Driver option.
13328
13329 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13330
13331         * config/i386/nto.opt: New.
13332         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
13333
13334 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13335
13336         * config/i386/netware.opt: New.
13337         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
13338
13339 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13340
13341         * config/interix.opt (posix): New Driver option.
13342
13343 2011-02-01  DJ Delorie  <dj@redhat.com>
13344
13345         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
13346
13347         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
13348         class for A0/A1.
13349
13350 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
13351
13352         PR tree-optimization/47561
13353         * toplev.c (process_options): Print the Graphite flags.  Add
13354         flag_loop_flatten to the list of options requiring Graphite.
13355
13356 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13357
13358         * config/i386/cygming.opt (posix): New Driver option.
13359
13360 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13361
13362         * config/arm/vxworks.opt: New.
13363         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
13364
13365 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13366
13367         * config/alpha/elf.opt: New.
13368         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
13369         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
13370
13371 2011-02-01  Richard Guenther  <rguenther@suse.de>
13372
13373         PR tree-optimization/47559
13374         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
13375         store-motion on references that can throw.
13376
13377 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
13378
13379         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
13380         * tree-pass.h (TDF_CSELIB): New macro.
13381         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
13382         cselib_lookup): Check for it rather than for TDF_DETAILS.
13383
13384 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
13385
13386         PR driver/47547
13387         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
13388         is HOST_BIT_BUCKET.
13389
13390         * opts.c (finish_options): Don't add x_aux_base_name if it is
13391         HOST_BIT_BUCKET.
13392
13393 2011-02-01  Richard Guenther  <rguenther@suse.de>
13394
13395         PR tree-optimization/47555
13396         Revert
13397         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
13398
13399         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
13400
13401 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
13402
13403         PR gcc/46692
13404         * config/lm32/t-lm32: Add multilib for all CPU options.
13405
13406 2011-02-01  Richard Guenther  <rguenther@suse.de>
13407
13408         PR tree-optimization/47541
13409         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13410         sure to have a field at offset zero.
13411
13412 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13413
13414         * config/arc/arc.opt (EB, EL): New Driver options.
13415
13416 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13417
13418         * config/alpha/osf5.opt: New.
13419         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
13420
13421 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13422
13423         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
13424
13425 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
13426
13427         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
13428         -floop-interchange.
13429         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
13430         is an alias of -floop-interchange and that it requires the
13431         Graphite infrastructure.
13432         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
13433         flag_loop_interchange based on the value of flag_tree_loop_linear.
13434
13435 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
13436             Richard Guenther  <rguenther@suse.de>
13437
13438         PR tree-optimization/47538
13439         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
13440         type instead of r1type, except for comparisons.  For right
13441         shifts and comparisons punt if there are mismatches in
13442         sizetype vs. non-sizetype types.
13443
13444 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13445
13446         * doc/sourcebuild.texi (Effective-Target Keywords): Document
13447         avx_runtime.
13448
13449 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13450
13451         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
13452         version number.
13453         * configure: Regenerate.
13454
13455 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13456
13457         * configure.ac (gcc_cv_ld_static_option): Define.
13458         (gcc_cv_ld_dynamic_option): Define.
13459         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
13460         instead.
13461         (HAVE_LD_STATIC_DYNAMIC): Update message.
13462         (LD_STATIC_OPTION): Define.
13463         (LD_DYNAMIC_OPTION): Define.
13464         * configure: Regenerate.
13465         * config.in: Regenerate.
13466         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
13467         HAVE_LD_STATIC_DYNAMIC]: Use them.
13468
13469 2011-01-31  Nick Clifton  <nickc@redhat.com>
13470
13471         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
13472         registers inside interrupt handlers if the handler is not a leaf
13473         function.
13474
13475 2011-01-31  Nick Clifton  <nickc@redhat.com>
13476
13477         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
13478         reg_renumber returning an INVALID_REGNUM.
13479
13480 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
13481
13482         PR libgcj/44341
13483         * doc/install.texi: Document host options discarded when cross
13484         configuring target libraries.
13485
13486 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
13487
13488         Reverted:
13489         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
13490         PR debug/45136
13491         PR debug/45130
13492         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13493         debug insns.
13494         (no_real_insns_p, schedule_block, set_priorities): Drop special
13495         treatment of boundary debug insns.
13496         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13497         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
13498         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13499         (BOUNDARY_DEBUG_INSN_P): Likewise.
13500         (SCHEDULE_DEBUG_INSN_P): Likewise.
13501         * sched-rgn.c (init_ready_list): Drop special treatment of
13502         boundary debug insns.
13503         * final.c (rest_of_clean-state): Clear notes' BB.
13504
13505 2011-01-31  Alan Modra  <amodra@gmail.com>
13506
13507         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
13508         toc relative expressions as we do in print_operand_address.
13509
13510 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
13511
13512         * doc/extend.texi: Follow spelling conventions.
13513         * doc/invoke.texi: Fix a typo.
13514
13515 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
13516
13517         * config/hpux11.opt: New.
13518         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
13519         ia64*-*-hpux*): Use hpux11.opt.
13520
13521 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
13522
13523         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
13524         to tmake_file.
13525
13526 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13527
13528         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
13529         support sites.
13530
13531 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13532
13533         * doc/install.texi (Binaries): Remove outdated reference for
13534         Motorola 68HC11/68HC12 downloads.
13535
13536 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13537
13538         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
13539         Drepper's paper.
13540
13541 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
13542
13543         PR bootstrap/47147
13544         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
13545         used by NetBSD.
13546
13547 2011-01-28  Ahmad Sharif  <asharif@google.com>
13548
13549         * value-prof.c (check_counter): Corrected error message.
13550
13551 2011-01-29  Jie Zhang  <jie@codesourcery.com>
13552
13553         * config/arm/arm.c (arm_legitimize_reload_address): New.
13554         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13555         arm_legitimize_reload_address.
13556         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
13557
13558 2011-01-28  Ian Lance Taylor  <iant@google.com>
13559
13560         * godump.c (go_define): Ignore macros whose definitions include
13561         two adjacent operands.
13562
13563 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
13564
13565         PR target/42894
13566         * varasm.c (force_const_mem): Store copy of x in desc->constant
13567         instead of x itself.
13568         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
13569         itself into REG_EQUAL note.
13570
13571 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
13572
13573         * config/freebsd.opt (posix, rdynamic): New Driver options.
13574
13575 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13576
13577         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
13578         -Bstatic/-Bdynamic.
13579         * configure: Regenerate.
13580
13581 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
13582
13583         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
13584         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
13585
13586 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
13587
13588         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
13589         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
13590         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13591         (s390_preferred_reload_class): Make static. Change return and
13592         'rclass' argument type to reg_class_t.
13593
13594 2011-01-27  Jan Hubicka  <jh@suse.cz>
13595
13596         PR middle-end/46949
13597         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
13598         (process_function_and_variable_attributes): Check defined weakrefs.
13599
13600 2011-01-27  Martin Jambor  <mjambor@suse.cz>
13601
13602         PR tree-optimization/47228
13603         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
13604         build_ref_for_offset.
13605
13606 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13607
13608         * config/spu/spu-elf.h (ASM_SPEC): Remove.
13609
13610 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
13611
13612         PR rtl-optimization/46856
13613         * postreload.c (reload_combine_recognize_const_pattern): Do not
13614         separate cc0 setter and user on cc0 targets.
13615
13616 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
13617
13618         PR c/43082
13619         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
13620         passed a VOID_TYPE expression, immediately emit an error and
13621         return error_mark_node.
13622
13623 2011-01-26  Jeff Law  <law@redhat.com>
13624
13625         PR rtl-optimization/47464
13626         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
13627         rather than may_trap_p as needed.
13628
13629 2011-01-26  DJ Delorie  <dj@redhat.com>
13630
13631         PR rtl-optimization/46878
13632         * combine.c (insn_a_feeds_b): Check for the implicit cc0
13633         setter/user dependency as well.
13634
13635 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
13636
13637         PR rtl-optimization/44469
13638         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
13639         after removing trivially dead basic blocks.
13640
13641 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13642
13643         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
13644         * config/frv/frv.h (LINK_SPEC): Likewise.
13645         * config/i386/netware.h (LINK_SPEC): Likewise.
13646         * config/m68k/linux.h (ASM_SPEC): Likewise.
13647         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13648         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
13649         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13650         * config/sparc/linux.h (ASM_SPEC): Likewise.
13651         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13652         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13653
13654 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13655
13656         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
13657         * config/frv/frv.h (ASM_SPEC): Likewise.
13658         * config/m68k/linux.h (ASM_SPEC): Likewise.
13659         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
13660         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
13661         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13662         * config/sparc/linux.h (ASM_SPEC): Likewise.
13663         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13664         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13665
13666 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13667
13668         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
13669         * config/frv/frv.h (LINK_SPEC): Likewise.
13670         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
13671
13672 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13673
13674         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
13675         * config/frv/frv.h (ASM_SPEC): Likewise.
13676         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
13677         * config/m68k/linux.h (ASM_SPEC): Likewise.
13678         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
13679         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
13680         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13681         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
13682         * config/sparc/linux.h (ASM_SPEC): Likewise.
13683         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13684         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13685         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
13686
13687 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
13688
13689         PR target/46997
13690         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
13691         (*mux2): Ditto.
13692         (vec_extract_evenodd_help): Ditto.
13693         (vec_extract_evenv4hi): Ditto.
13694         (vec_extract_oddv4hi): Ditto.
13695         (vec_interleave_lowv2si): Ditto.
13696         (vec_interleave_highv2si): Ditto.
13697         (vec_extract_evenv2si): Ditto.
13698         (vec_extract_oddv2si: Ditto.
13699         (vec_pack_trunc_v2si): Ditto.
13700
13701 2011-01-22  Jan Hubicka  <jh@suse.cz>
13702
13703         PR target/47237
13704         * cgraph.h (cgraph_local_info): New field can_change_signature.
13705         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
13706         signature can change.
13707         (ipcp_estimate_growth): Call sequence simplify only if calle signature
13708         can change.
13709         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
13710         (cgraph_function_versioning): We can not change signature of functions
13711         that don't allow that.
13712         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
13713         (lto_input_node): Likewise.
13714         * ipa-inline.c (compute_inline_parameters): Compute
13715         local.can_change_signature.
13716         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
13717         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
13718         functions that can not change signature.
13719         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
13720         init_cumulative_args): Do not use local calling conventions
13721         for functions that can not change signature.
13722
13723 2011-01-22  Jan Hubicka  <jh@suse.cz>
13724
13725         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
13726
13727 2011-01-26  Richard Guenther  <rguenther@suse.de>
13728
13729         PR tree-optimization/47190
13730         * cgraphunit.c (process_common_attributes): New function.
13731         (process_function_and_variable_attributes): Use it.
13732
13733 2011-01-26  Richard Guenther  <rguenther@suse.de>
13734
13735         PR lto/47423
13736         * cgraphbuild.c (record_eh_tables): Record reference to personality
13737         function.
13738
13739 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
13740
13741         PR debug/45454
13742         * sel-sched.c (moveup_expr): Don't let debug insns prevent
13743         non-debug insns from moving up.
13744
13745 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
13746
13747         PR target/40125
13748         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
13749         t-dlldir{,-x} fragment for build and add it to tmake_file.
13750         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
13751         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
13752         * config/i386/t-dlldir: New file.
13753         (SHLIB_DLLDIR): Define.
13754         * config/i386/t-dlldir-x: New file.
13755         (SHLIB_DLLDIR): Define.
13756         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
13757         (SHLIB_INSTALL): Use it.
13758
13759 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
13760
13761         PR target/47246
13762         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
13763         lower bound of the allowed Thumb-2 coprocessor load/store
13764         index range to -256. Add explaining comment.
13765
13766 2011-01-25  Ian Lance Taylor  <iant@google.com>
13767
13768         * godump.c (go_define): Improve lexing of macro expansion to only
13769         accept expressions which match Go spec.
13770
13771 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
13772
13773         PR c++/43601
13774         * tree.c (handle_dll_attribute): Handle it.
13775         * doc/extend.texi (@item dllexport): Mention it.
13776         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
13777
13778 2011-01-25  Ian Lance Taylor  <iant@google.com>
13779
13780         PR tree-optimization/26854
13781         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
13782         (decl_jump_unsafe): Move higher in file, with no other change.
13783         (bind): Set has_jump_unsafe_decl if appropriate.
13784         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
13785         (check_earlier_gotos): Likewise.
13786         (c_check_switch_jump_warnings): Likewise.
13787
13788 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
13789
13790         * doc/invoke.texi (Warning Options): Add missing hyphen.
13791         (-fprofile-dir): Minor grammatical fixes.
13792         (-fbranch-probabilities): Likewise.
13793
13794 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
13795
13796         PR debug/45136
13797         PR debug/45130
13798         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13799         debug insns.
13800         (no_real_insns_p, schedule_block, set_priorities): Drop special
13801         treatment of boundary debug insns.
13802         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13803         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
13804         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13805         (BOUNDARY_DEBUG_INSN_P): Likewise.
13806         (SCHEDULE_DEBUG_INSN_P): Likewise.
13807         * sched-rgn.c (init_ready_list): Drop special treatment of
13808         boundary debug insns.
13809         * final.c (rest_of_clean-state): Clear notes' BB.
13810
13811 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13812
13813         * Makefile.in (LAMBDA_H): Removed.
13814         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
13815         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
13816         lambda-trans.o, and tree-loop-linear.o.
13817         (lto-symtab.o): Remove dependence on LAMBDA_H.
13818         (tree-loop-linear.o): Remove rule.
13819         (lambda-mat.o): Same.
13820         (lambda-trans.o): Same.
13821         (lambda-code.o): Same.
13822         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
13823         (tree-vect-slp.o): Same.
13824         * hwint.h (gcd): Moved here.
13825         (least_common_multiple): Same.
13826         * lambda-code.c: Removed.
13827         * lambda-mat.c: Removed.
13828         * lambda-trans.c: Removed.
13829         * lambda.h: Removed.
13830         * tree-loop-linear.c: Removed.
13831         * lto-symtab.c: Do not include lambda.h.
13832         * omega.c (gcd): Removed.
13833         * passes.c (init_optimization_passes): Remove pass_linear_transform.
13834         * tree-data-ref.c (print_lambda_vector): Moved here.
13835         (lambda_vector_copy): Same.
13836         (lambda_matrix_copy): Same.
13837         (lambda_matrix_id): Same.
13838         (lambda_vector_first_nz): Same.
13839         (lambda_matrix_row_add): Same.
13840         (lambda_matrix_row_exchange): Same.
13841         (lambda_vector_mult_const): Same.
13842         (lambda_vector_negate): Same.
13843         (lambda_matrix_row_negate): Same.
13844         (lambda_vector_equal): Same.
13845         (lambda_matrix_right_hermite): Same.
13846         * tree-data-ref.h: Do not include lambda.h.
13847         (lambda_vector): Moved here.
13848         (lambda_matrix): Same.
13849         (dependence_level): Same.
13850         (lambda_transform_legal_p): Removed declaration.
13851         (lambda_collect_parameters): Same.
13852         (lambda_compute_access_matrices): Same.
13853         (lambda_vector_gcd): Same.
13854         (lambda_vector_new): Same.
13855         (lambda_vector_clear): Same.
13856         (lambda_vector_lexico_pos): Same.
13857         (lambda_vector_zerop): Same.
13858         (lambda_matrix_new): Same.
13859         * tree-flow.h (least_common_multiple): Removed declaration.
13860         * tree-parloops.c (lambda_trans_matrix): Moved here.
13861         (LTM_MATRIX): Same.
13862         (LTM_ROWSIZE): Same.
13863         (LTM_COLSIZE): Same.
13864         (LTM_DENOMINATOR): Same.
13865         (lambda_trans_matrix_new): Same.
13866         (lambda_matrix_vector_mult): Same.
13867         (lambda_transform_legal_p): Same.
13868         * tree-pass.h (pass_linear_transform): Removed declaration.
13869         * tree-ssa-loop.c (tree_linear_transform): Removed.
13870         (gate_tree_linear_transform): Removed.
13871         (pass_linear_transform): Removed.
13872         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
13873         flag_loop_interchange.
13874
13875 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13876
13877         PR tree-optimization/47265
13878         PR tree-optimization/47443
13879         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
13880         if name still has some uses.
13881
13882 2011-01-25  Martin Jambor  <mjambor@suse.cz>
13883
13884         PR tree-optimization/47382
13885         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
13886         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
13887
13888 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
13889
13890         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
13891         sjlj_except_unwind_info.
13892
13893 2011-01-25  Richard Guenther  <rguenther@suse.de>
13894
13895         PR tree-optimization/47426
13896         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
13897         visible functions results escape.
13898
13899 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13900
13901         PR target/45701
13902         * config/arm/arm.c (any_sibcall_uses_r3): New function.
13903         (arm_get_frame_offsets): Use it.
13904
13905 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13906             Jakub Jelinek  <jakub@redhat.com>
13907
13908         PR tree-optimization/47271
13909         * tree-if-conv.c (bb_postdominates_preds): New.
13910         (if_convertible_bb_p): Call bb_postdominates_preds.
13911         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
13912         (predicate_scalar_phi): Call bb_postdominates_preds.
13913
13914 2011-01-25  Nick Clifton  <nickc@redhat.com>
13915
13916         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
13917         * config/rx/rx.c (rx_function_value): Likewise.
13918         (rx_promote_function_mode): Likewise.
13919         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
13920         in order to make it legitimate.
13921         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
13922         make sure that the first operand is the same as the result register.
13923         (addsi3_unspec): Delete.
13924         (subdi3): Do not accept immediate operands.
13925         (subdi3_internal): Likewise.
13926
13927 2011-01-25  Jeff Law  <law@redhat.com>
13928
13929         PR rtl-optimization/37273
13930         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13931         handle them like argument loads from stack slots.  Do not double
13932         count memory for memory constants and argument loads from stack slots.
13933
13934 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
13935
13936         PR tree-optimization/47427
13937         PR tree-optimization/47428
13938         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13939         coalesce if the new root var would be TREE_READONLY.
13940
13941 2011-01-25  Richard Guenther  <rguenther@suse.de>
13942
13943         PR middle-end/47414
13944         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
13945         correct type for TBAA.
13946
13947 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13948
13949         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
13950         (close_phi_written_to_memory): Call for_each_index with
13951         dr_indices_valid_in_loop.
13952
13953 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13954
13955         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
13956         when it is initialized.
13957
13958 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13959
13960         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
13961         call to graphite_find_data_references_in_stmt.
13962         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
13963         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
13964         call to graphite_find_data_references_in_stmt.
13965         (analyze_drs_in_stmts): Same.
13966         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
13967         in which the scalar analysis of indices is performed.
13968         (create_data_ref): Same.  Update call to dr_analyze_indices.
13969         (find_data_references_in_stmt): Update call to create_data_ref.
13970         (graphite_find_data_references_in_stmt): Same.
13971         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
13972         declaration.
13973         (create_data_ref): Same.
13974         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
13975         call to create_data_ref.
13976
13977 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13978
13979         * graphite-sese-to-poly.c (build_poly_scop): Move
13980         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
13981
13982 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13983
13984         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
13985         VAR_DECL, PARM_DECL, and RESULT_DECL.
13986
13987 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13988
13989         * graphite-dependences.c (reduction_dr_1): Allow several reductions
13990         in a reduction PBB.
13991         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
13992         that have already been marked as PBB_IS_REDUCTION.
13993
13994 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13995
13996         * graphite-scop-detection.c (same_close_phi_node): New.
13997         (remove_duplicate_close_phi): New.
13998         (make_close_phi_nodes_unique): New.
13999         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
14000
14001 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14002
14003         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
14004         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
14005         of both data references to be the same.
14006
14007 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14008
14009         * graphite-dependences.c (build_lexicographical_constraint): Remove
14010         the gdim parameter.
14011         (build_lexicographical_constraint): Adjust call to
14012         ppl_powerset_is_empty.
14013         (dependence_polyhedron): Same.
14014         (graphite_legal_transform_dr): Same.
14015         (graphite_carried_dependence_level_k): Same.
14016         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
14017         parameter.
14018         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
14019
14020 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14021
14022         * graphite-sese-to-poly.c
14023         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
14024         (close_phi_written_to_memory): New.
14025         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
14026         and unshare_expr.
14027
14028 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14029
14030         * doc/install.texi: Update the expected version number of PPL to 0.11.
14031         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
14032         #if PPL_VERSION_MINOR < 11.
14033
14034 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14035
14036         * graphite-dependences.c: Include graphite-cloog-util.h.
14037         (new_poly_ddr): Inlined into dependence_polyhedron.
14038         (free_poly_ddr): Moved close by new_poly_ddr.
14039         (dependence_polyhedron_1): Renamed dependence_polyhedron.
14040         Early return NULL when ppl_powerset_is_empty returns true.
14041         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
14042         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
14043         (graphite_legal_transform_dr): Call new_poly_ddr.
14044         (graphite_carried_dependence_level_k): Same.
14045         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
14046         (dot_transformed_deps_stmt_1): Removed.
14047         (dot_deps_stmt_1): Call dot_deps_stmt_2.
14048         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
14049         (dot_deps_1): Call dot_deps_2.
14050         * Makefile.in (graphite-dependences.o): Add missing dependence on
14051         graphite-cloog-util.h.
14052
14053 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14054
14055         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
14056         (build_lexicographical_constraint): Same.
14057         (dependence_polyhedron_1): Same.
14058         (graphite_legal_transform_dr): Same.
14059         (graphite_carried_dependence_level_k): Same.
14060         * graphite-ppl.c (ppl_powerset_is_empty): New.
14061         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
14062         * tree-data-ref.c (dump_data_reference): Print the basic block index.
14063
14064 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14065
14066         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
14067         the "a followed by b" relation and document it.
14068
14069 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14070
14071         * graphite-dependences.c (build_lexicographical_constraint): Stop the
14072         iteration when the bag of constraints is empty.
14073
14074 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14075
14076         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
14077
14078 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14079
14080         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
14081         nest and two loop depths as parameters.
14082         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
14083         lst_perfect_nestify.
14084
14085 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14086
14087         * graphite-dependences.c (print_pddr): Call
14088         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
14089
14090 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14091
14092         * graphite-ppl.c (debug_gmp_value): New.
14093         * graphite-ppl.h (debug_gmp_value): Declared.
14094
14095 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
14096
14097         * doc/install.texi: Document availability of cloog-0.16.
14098
14099 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
14100
14101         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
14102         invalid postdominance info.
14103
14104 2011-01-24  Jan Hubicka  <jh@suse.cz>
14105
14106         PR c/21659
14107         * doc/extend.texi (weak pragma): Drop claim that it must
14108         appear before definition.
14109         * varasm.c (merge_weak, declare_weak): Only sanity check
14110         that DECL is not output at a time it is declared weak.
14111
14112 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
14113
14114         * machmode.def: Fixed comments.
14115
14116 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
14117
14118         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
14119
14120 2011-01-24  Paul Koning  <ni1d@arrl.net>
14121
14122         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
14123         WORDS_BIG_ENDIAN.
14124
14125 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
14126
14127         PR target/46519
14128         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
14129         (block_info): Add scanned and prev.
14130         (move_or_delete_vzeroupper_2): Return if the basic block
14131         has been scanned and the upper 128bit state is unchanged
14132         from the last scan.
14133         (move_or_delete_vzeroupper_1): Return true if the exit
14134         state is changed.
14135         (move_or_delete_vzeroupper): Visit basic blocks using the
14136         work-list based algorithm based on vt_find_locations in
14137         var-tracking.c.
14138
14139         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
14140
14141 2011-01-24  Nick Clifton  <nickc@redhat.com>
14142
14143         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
14144         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
14145         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
14146         then define __v850e1__.
14147         * doc/invoke.texi: Document -mv850es.
14148
14149 2011-01-24  Richard Henderson  <rth@redhat.com>
14150
14151         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
14152         compound unordered comparisons.
14153         * config/rx/rx.c (rx_split_fp_compare): Remove.
14154         * config/rx/rx-protos.h: Update.
14155         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
14156         (cbranchsf4): Don't call rx_split_fp_compare.
14157         (*cbranchsf4): Use rx_split_cbranch.
14158         (*cmpsf): Don't accept "i" constraint.
14159         (*conditional_branch): Only valid after reload.
14160         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
14161
14162 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
14163
14164         PR target/47385
14165         * config/rs6000/altivec.md (vector constant splitters): Add
14166         support for creating vector single precision constants if -mvsx is
14167         used and we would create the constant using Altivec primitives.
14168
14169 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
14170             Richard Sandiford  <rdsandiford@googlemail.com>
14171
14172         PR rtl-optimization/47166
14173         * reload1.c (emit_reload_insns): Disable the spill_reg_store
14174         mechanism for PRE_MODIFY and POST_MODIFY.
14175         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
14176         reloadreg.
14177
14178 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
14179
14180         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
14181
14182 2011-01-22  Jan Hubicka  <jh@suse.cz>
14183
14184         PR lto/47333
14185         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
14186
14187 2011-01-22  Jan Hubicka  <jh@suse.cz>
14188
14189         PR tree-optimization/43884
14190         PR lto/44334
14191         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
14192         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
14193
14194 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
14195
14196         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14197         * config/s390/s390.c (s390_register_move_cost,
14198         s390_memory_move_cost): New.
14199         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
14200
14201 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14202
14203         PR middle-end/47401
14204         * except.c (sjlj_assign_call_site_values): Move setting the
14205         crtl->uses_eh_lsda flag to ...
14206         (sjlj_mark_call_sites): ... here.
14207         (sjlj_emit_function_enter): Support NULL dispatch label.
14208         (sjlj_build_landing_pads): In a function with no landing pads
14209         that still has must-not-throw regions, generate code to register
14210         a personality function with empty LSDA.
14211
14212 2011-01-21  Richard Henderson  <rth@redhat.com>
14213
14214         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
14215
14216         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
14217
14218         * compare-elim.c: New file.
14219         * Makefile.in (OBJS-common): Add it.
14220         (compare-elim.o): New.
14221         * common.opt (fcompare-elim): New.
14222         * opts.c (default_options_table): Add OPT_fcompare_elim.
14223         * tree-pass.h (pass_compare_elim_after_reload): New.
14224         * passes.c (init_optimization_passes): Add it.
14225         * recog.h: Protect against re-inclusion.
14226         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
14227         * doc/invoke.texi (-fcompare-elim): Document it.
14228         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
14229         * doc/tm.texi: Rebuild.
14230
14231 2011-01-22  Nick Clifton  <nickc@redhat.com>
14232
14233         * config/rx/rx.md (cstoresf4): Pass comparison operator to
14234         rx_split_fp_compare.
14235
14236 2011-01-22  Nick Clifton  <nickc@redhat.com>
14237
14238         * config/rx/rx.md (UNSPEC_CONST): New.
14239         (deallocate_and_return): Wrap the amount popped off the stack in
14240         an UNSPEC_CONST in order to stop it being rejected by
14241         -mmax-constant-size.
14242         (pop_and_return): Add a "(return)" rtx.
14243         (call): Drop the immediate operand.
14244         (call_internal): Likewise.
14245         (call_value): Likewise.
14246         (call_value_internal): Likewise.
14247         (sibcall_internal): Likewise.
14248         (sibcall_value_internal): Likewise.
14249         (sibcall): Likewise.  Generate an explicit call using
14250         sibcall_internal.
14251         (sibcall_value): Likewise.
14252         (mov<>): FAIL if a constant operand is not legitimate.
14253         (addsi3_unpsec): New pattern.
14254
14255         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
14256         (ok_for_max_constant): New function.
14257         (gen_safe_add): New function.
14258         (rx_expand_prologue): Use gen_safe_add.
14259         (rx_expand_epilogue): Likewise.
14260         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
14261         UNSPEC CONSTs.
14262
14263 2011-01-21  Jeff Law  <law@redhat.com>
14264
14265         PR tree-optimization/47053
14266         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
14267         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
14268         statements are deleted.
14269         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
14270         is nonempty, then purge dead edges and cleanup the CFG.
14271
14272 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14273
14274         PR debug/47402
14275         Temporarily revert:
14276         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14277         PR debug/47106
14278         * tree-dfa.c (create_var_ann): Mark variable as used.
14279
14280 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14281
14282         PR middle-end/45566
14283         * except.c (convert_to_eh_region_ranges): Emit queued no-region
14284         notes from other section in hot/cold partitioning even if
14285         last_action is -3.  Increment call_site_base.
14286
14287         PR rtl-optimization/47366
14288         * fwprop.c (forward_propagate_into): Return bool.  If
14289         any changes are made, -fnon-call-exceptions is used and
14290         REG_EH_REGION note is present, call purge_dead_edges
14291         and return true if it purged anything.
14292         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
14293         any EH edges were purged.
14294
14295 2011-01-21  Jeff Law  <law@redhat.com>
14296
14297         PR rtl-optimization/41619
14298         * caller-save.c (setup_save_areas): Break out code to determine
14299         which hard regs are live across calls by examining the reload chains
14300         so that it is always used.
14301         Eliminate code which checked REG_N_CALLS_CROSSED.
14302
14303 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14304
14305         PR tree-optimization/47355
14306         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
14307         NOP has non-debug uses beyond PHIs in new_bb.
14308
14309 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14310
14311         PR debug/47106
14312         * cfgexpand.c (account_used_vars_for_block): Only account vars
14313         that are annotated as used.
14314         (estimated_stack_frame_size): Don't set TREE_USED.
14315         * tree-dfa.c (create_var_ann): Mark variable as used.
14316
14317 2011-01-21  Richard Guenther  <rguenther@suse.de>
14318
14319         PR middle-end/47395
14320         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
14321
14322 2011-01-21  Richard Guenther  <rguenther@suse.de>
14323
14324         PR tree-optimization/47365
14325         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
14326         (vn_reference_lookup_pieces): Adjust.
14327         (vn_reference_lookup): Likewise.
14328         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
14329         (vn_reference_lookup_3): Only look through kills if in
14330         VN_WALKREWRITE mode.
14331         (vn_reference_lookup_pieces): Adjust.
14332         (vn_reference_lookup): Likewise.
14333         (visit_reference_op_load): Likewise.
14334         (visit_reference_op_store): Likewise.
14335         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
14336         (compute_avail): Likewise.
14337         (eliminate): Likewise.
14338
14339 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14340
14341         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
14342         DECL_IGNORED_P non-reg vars if they are used.
14343
14344         PR tree-optimization/47391
14345         * varpool.c (const_value_known_p): Return false if
14346         decl is volatile.
14347
14348 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
14349
14350         PR bootstrap/47215
14351         * config/i386/i386.c (ix86_local_alignment): Handle
14352         case for va_list_type_node is nil.
14353         (ix86_canonical_va_list_type): Likewise.
14354
14355 2011-01-21  Alan Modra  <amodra@gmail.com>
14356
14357         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
14358         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
14359
14360 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14361
14362         * config/arm/arm.md (define_attr type): Rename f_load
14363         and f_store to f_fpa_load and f_fpa_store. Update.
14364         (write_conflict): Deal with rename fallout.
14365         (*push_fp_multi): Likewise.
14366         * config/arm/fpa.md (f_load): Use f_fpa_load.
14367         (f_store): Use f_fpa_store.
14368         (*movsf_fpa): Likewise.
14369         (*movdf_fpa): Likewise.
14370         (*movxf_fpa): Likewise.
14371         (*thumb2_movsf_fpa): Likewise.
14372         (*thumb2_movdf_fpa): Likewise.
14373         (*thumb2_movxf_fpa): Likewise.
14374         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
14375         f_loadd and f_stored.
14376         (*thumb2_movdi_vfp): Likewise.
14377         (*thumb2_movsf_vfp): Fix attribute to f_loads.
14378         (*thumb2_movsi_vfp): Likewise.
14379         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
14380         Use f_loads instead of f_load.
14381         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
14382
14383 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
14384
14385         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14386         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
14387         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14388         (xtensa_mode_dependent_address_p): New function.
14389         (constantpool_address_p): Make static. Change return type to bool.
14390         Change argument type to const_rtx. Use CONST_INT_P predicate.
14391
14392 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
14393
14394         PR debug/46583
14395         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
14396
14397 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
14398
14399         PR debug/47283
14400         * cfgexpand.c (expand_debug_expr): Instead of generating
14401         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
14402         etc. handling.
14403
14404 2011-01-20  Richard Guenther  <rguenther@suse.de>
14405
14406         PR middle-end/47370
14407         * tree-inline.c (remap_gimple_op_r): Recurse manually for
14408         the pointer operand of MEM_REFs.
14409
14410 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
14411
14412         PR tree-optimization/46130
14413         * ipa-split.c (consider_split): If return_bb contains non-virtual
14414         PHIs other than for retval or if split_function would not adjust it,
14415         refuse to split.
14416
14417 2011-01-20  Richard Guenther  <rguenther@suse.de>
14418
14419         PR tree-optimization/47167
14420         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14421         Revert previous change, only avoid enumeral type changes.
14422
14423 2011-01-19  Mike Stump  <mikestump@comcast.net>
14424
14425         * doc/tm.texi.in (BRANCH_COST): Englishify.
14426         * doc/tm.texi (BRANCH_COST): Likewise.
14427
14428 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
14429
14430         PR c++/47291
14431         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
14432         (gen_scheduled_generic_parms_dies): New functions.
14433         (gen_struct_or_union_type_die): Schedule template parameters DIEs
14434         generation for the end of CU compilation.
14435         (dwarf2out_finish): Generate template parameters DIEs here.
14436
14437 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14438
14439         PR debug/46240
14440         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
14441         debug bind stmt on merge edges.
14442
14443 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14444
14445         PR debug/47079
14446         PR debug/46724
14447         * function.c (instantiate_expr): Instantiate incoming rtl of
14448         implicit arguments, and recurse on VALUE_EXPRs.
14449         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
14450         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
14451
14452 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14453
14454         * c-parser.c (c_parser_for_statement): Initialize
14455         collection_expression.
14456
14457 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14458
14459         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
14460
14461 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14462
14463         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
14464         (LINK_SHLIB_SPEC): Don't use %(link_path).
14465         (SUBTARGET_EXTRA_SPECS): Remove link_path.
14466
14467 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14468
14469         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
14470         (NO_SHARED_LIB_SUPPORT): Remove.
14471         (LINK_SHLIB_SPEC): Remove one conditional definition.
14472
14473 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14474
14475         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
14476         %{call_shared}.
14477         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
14478         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
14479         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
14480         %{call_shared} and conditionals on these options not being passed.
14481         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
14482         %{call_shared}.
14483
14484 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
14485
14486         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
14487         simplify.
14488
14489         * ipa-split.c: Spelling fixes.
14490
14491 2011-01-19  Richard Henderson  <rth@redhat.com>
14492
14493         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
14494         (*mulsi3): Likewise.
14495
14496         * longlong.h [__mn10300__] (count_leading_zeros): New.
14497         [__mn10300__] (umul_ppmm, smul_ppmm): New.
14498         [__mn10300__] (add_ssaaaa, subddmmss): New.
14499         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
14500         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
14501
14502 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14503
14504         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
14505
14506 2011-01-19  Richard Henderson  <rth@redhat.com>
14507
14508         * config/mn10300/mn10300.md (addsi3_flags): New.
14509         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
14510         (subsi3_flags, subc_internal, subdi3): New.
14511         (subdi3_internal, *subdi3_degenerate): New.
14512         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
14513
14514         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
14515         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
14516         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
14517         * config/mn10300/mn10300-protos.h: Update.
14518         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
14519         (return_ret): Likewise.  Rename from return_internal_regs.
14520         (return_internal): Remove.
14521
14522         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
14523         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
14524         (mn10300_legitimate_constant_p): Likewise.
14525         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
14526         (mn10300_frame_size): New.
14527         (mn10300_expand_prologue): Use it.
14528         (mn10300_expand_epilogue): Likewise.
14529         (mn10300_initial_offset): Likewise.
14530         * config/mn10300/mn10300-protos.h: Update.
14531         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
14532         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
14533         (prologue, epilogue, return_internal): Tidy output code.
14534         (mn10300_store_multiple_operation, return): Likewise.
14535         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
14536         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
14537         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
14538         (load_pic, am33_load_pic): New.
14539         (mn10300_load_pic0, mn10300_load_pic1): New.
14540
14541         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
14542         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
14543         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
14544         (cc_flags_for_mode, cc_flags_for_code): New.
14545         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
14546         overflow flag is not valid.  Validate that the flags we need
14547         for the comparison are valid.
14548         (mn10300_output_cmp): Remove.
14549         (mn10300_output_add): New.
14550         (mn10300_select_cc_mode): Use cc_flags_for_code.
14551         (mn10300_split_cbranch): New.
14552         (mn10300_match_ccmode): New.
14553         (mn10300_split_and_operand_count): New.
14554         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
14555         to the function.
14556         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
14557         (addsi3): ... here.  Use mn10300_output_add.
14558         (*addsi3_flags): New.
14559         (*am33_subsi3, *mn10300_subsi3): Merge...
14560         (subsi3): ... here.  Use attribute isa.
14561         (*subsi3_flags): New.
14562         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
14563         when possible.
14564         (*am33_andsi3, *mn10300_andsi3): Merge...
14565         (andsi3): ... here.
14566         (*andsi3_flags): New.
14567         (andsi3 splitters): New.
14568         (*am33_iorsi3, *mn10300_iorsi3): Merge...
14569         (iorsi3): ... here.
14570         (*iorsi3_flags): New.
14571         (*am33_xorsi3, *mn10300_xorsi3): Merge...
14572         (xorsi3): ... here.
14573         (*xorsi3_flags): New.
14574         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
14575         (one_cmplsi2): ... here.
14576         (*one_cmplsi2_flags): New.
14577         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
14578         instead of "dax" in constraints.  Use mn10300_split_cbranch.
14579         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
14580         use matching constraints to eliminate a self-comparison.
14581         (*integer_conditional_branch): Rename from integer_conditional_branch.
14582         Use int_mode_flags to match CC_REG.
14583         (*cbranchsi4_btst, *btstsi): New.
14584         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
14585         mn10300_split_cbranch.
14586         (*am33_cmpsf): Rename from am33_cmpsf.
14587         (*float_conditional_branch): Rename from float_conditional_branch.
14588         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
14589         (zero_extendqisi2): ... here.
14590         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
14591         (zero_extendhisi2): ... here.
14592         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
14593         (extendqisi2): ... here.
14594         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
14595         (extendhisi2): ... here.
14596         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
14597         (ashlsi3): ... here.
14598         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
14599         (lshrsi3): ... here.
14600         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
14601         (ashrsi3): ... here.
14602         (consecutive add peephole): Remove.
14603         * config/mn10300/predicates.md (label_ref_operand): New.
14604         (int_mode_flags): New.
14605         (CCZN_comparison_operator): New.
14606
14607         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
14608         (throughput_42_latency_43): New reservation.
14609         (mulsidi3, umulsidi3): New expanders.
14610         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
14611         the MDR register to allocation; separately allocate the low and
14612         high parts of the DImode result.
14613         (umulsidi3_internal): Similarly.
14614         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
14615         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
14616         (udivsi3, umodsi3): Remove.
14617         (udivmodsi4, divmodsi4): New expanders.
14618         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
14619         (*divmodsi4): Simiarly.
14620         (ext_internal): New.
14621
14622         * config/mn10300/constraints.md ("z"): New constraint.
14623         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
14624         (FIXED_REGISTERS): Don't fix MDR.
14625         (CALL_USED_REGSITERS): Reformat nicely.
14626         (REG_ALLOC_ORDER): Add MDR.
14627         (enum regclass): Add MDR_REGS.
14628         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
14629         (IRA_COVER_CLASSES): Add MDR_REGS.
14630         (REGNO_REG_CLASS): Handle MDR_REG.
14631         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
14632         (mn10300_register_move_cost): Likewise.
14633         * config/mn10300/mn10300.md (MDR_REG): New.
14634         (*movsi_internal): Handle moves to/from MDR_REGS.
14635
14636         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
14637         POST_MODIFY.
14638         (mn10300_secondary_reload): Tidy combination reload classes.
14639         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
14640         addresses for AM33.  Allow symbolic offsets for reg+imm.
14641         (mn10300_regno_in_class_p): New.
14642         (mn10300_legitimize_reload_address): New.
14643         * config/mn10300/mn10300.h (enum reg_class): Remove
14644         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
14645         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
14646         SP_OR_GENERAL_REGS.
14647         (REG_CLASS_NAMES): Update to match.
14648         (REG_CLASS_CONTENTS): Likewise.
14649         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
14650         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
14651         (REGNO_IN_RANGE_P): Remove.
14652         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
14653         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
14654         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
14655         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
14656         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
14657         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
14658         (REGNO_GENERAL_P): New.
14659         (HAVE_POST_MODIFY_DISP): New.
14660         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
14661         (LEGITIMIZE_RELOAD_ADDRESS): New.
14662         * config/mn10300/mn10300-protos.h: Update.
14663
14664         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
14665         DATA_REGS for AM33 stack-pointer destination.
14666         (mn10300_preferred_output_reload_class): Likewise.
14667         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
14668         into a form appropriate for ...
14669         (TARGET_SECONDARY_RELOAD): New.
14670         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
14671         * config/mn10300/mn10300-protos.h: Update.
14672         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
14673         reload_insi; use the "A" constraint for the scratch; handle AM33
14674         moves of sp to non-address registers.
14675
14676         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
14677         (*movqi_internal): ... here.
14678         (*am33_movhi, *mn10300_movhi): Merge into...
14679         (*movhi_internal): ... here.
14680         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
14681         as the source/destination of moves from/to SP.
14682         (movsf): Only allow for AM33-2.
14683         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
14684         any integer constant constraint.  Only allow for AM33-2.  Tidy
14685         all of the alternative outputs.
14686         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
14687         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
14688         for MN103.
14689         (udivsi3, umodsi3): New patterns for MN103 only.
14690
14691 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
14692
14693         * doc/tm.texi.in: Spell out that a lack of register class unions
14694         can lead to ICEs.
14695         * doc/tm.texi: Regenerate.
14696
14697 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
14698
14699         PR rtl-optimization/47337
14700         * dce.c (check_argument_store): New function.
14701         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
14702
14703         PR tree-optimization/47290
14704         * tree-eh.c (infinite_empty_loop_p): New function.
14705         (cleanup_empty_eh): Use it.
14706
14707 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
14708
14709         PR target/46997
14710         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
14711         (a64_expand_widen_sum): Ditto.
14712         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
14713         (vec_extract_evenodd_help): Ditto.
14714         (vec_extract_evenv4hi): Ditto.
14715         (vec_extract_oddv4hi): Ditto.
14716         (vec_extract_evenv2si): Ditto.
14717         (vec_extract_oddv2si): Ditto.
14718         (vec_extract_evenv2sf): Ditto.
14719         (vec_extract_oddv2sf): Ditto.
14720         (vec_pack_trunc_v4hi: Ditto.
14721         (vec_pack_trunc_v2si): Ditto.
14722         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
14723         (vec_interleave_highv8qi): Ditto.
14724         (mix1_r): Ditto.
14725         (vec_extract_oddv8qi): Ditto.
14726         (vec_interleave_lowv4hi): Ditto.
14727         (vec_interleave_highv4hi): Ditto.
14728         (vec_interleave_lowv2si): Ditto.
14729         (vec_interleave_highv2si): Ditto.
14730
14731 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14732
14733         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
14734         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
14735         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
14736         (pa_c_mode_for_suffix): New.
14737         (TARGET_EXPAND_BUILTIN): Define.
14738         (TARGET_C_MODE_FOR_SUFFIX): Define.
14739         (pa_builtins): Define.
14740         (pa_init_builtins): Register __float128 type and init new support
14741         builtins.
14742         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
14743         * config/pa/quadlib.c (_U_Qfcopysign): New.
14744
14745 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
14746
14747         PR middle-end/46894
14748         * explow.c (allocate_dynamic_stack_space): Do not assume more than
14749         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
14750         are defined.
14751
14752 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14753
14754         PR tree-optimization/47179
14755         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
14756         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
14757
14758 2011-01-18  Richard Guenther  <rguenther@suse.de>
14759
14760         PR rtl-optimization/47216
14761         * emit-rtl.c: Include tree-flow.h.
14762         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
14763         of replicating it with different semantics.
14764         * Makefile.in (emit-rtl.o): Adjust.
14765
14766 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14767
14768         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
14769         (cortex_a9_dp): Handle neon types correctly.
14770
14771 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
14772
14773         PR rtl-optimization/47299
14774         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
14775         subtarget.  Use normal multiplication if both operands are constants.
14776         * expmed.c (expand_widening_mult): Don't try to optimize constant
14777         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
14778         before using it.
14779
14780 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14781
14782         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
14783         spacing after 'e.g.', typos, comma, hyphenation.
14784
14785 2011-01-17  Richard Henderson  <rth@redhat.com>
14786
14787         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
14788         (rx_restricted_mem_operand): New.
14789         (rx_shift_operand): Use register_operand.
14790         (rx_source_operand, rx_compare_operand): Likewise.
14791         * config/rx/rx.md (addsi3_flags): New expander.
14792         (adddi3): Rewrite as expander.
14793         (adc_internal, *adc_flags, adddi3_internal): New patterns.
14794         (subsi3_flags): New expander.
14795         (subdi3): Rewrite as expander.
14796         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
14797
14798         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
14799         (rx_init_builtins): Remove sat builtin.
14800         (rx_expand_builtin): Likewise.
14801         * config/rx/rx.md (ssaddsi3): New.
14802         (*sat): Rename from sat.  Represent the CC_REG input.
14803
14804         * config/rx/predicates.md (rshift_operator): New.
14805         * config/rx/rx.c (rx_expand_insv): Remove.
14806         * config/rx/rx-protos.h: Update.
14807         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
14808         operand to the canonical position.
14809         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
14810         (*bitclr, *bitclr_in_memory): Similarly.
14811         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
14812         (insv): Retain the zero_extract in the expansion.
14813
14814         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
14815         (bswaphi2, bitinvert, revw): Likewise.
14816
14817         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
14818         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
14819         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
14820         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
14821         (bitset, bitset_in_memory): Likewise.
14822         (bitinvert, bitinvert_in_memory): Likewise.
14823         (bitclr, bitclr_in_memory): Likewise.
14824         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
14825         (rx_strend, rx_cmpstrn): Likewise.
14826         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
14827         (bitop peep2 patterns): Remove.
14828
14829         * config/rx/rx.c (rx_match_ccmode): New.
14830         * config/rx/rx-protos.h: Update.
14831         * config/rx/rx.md (abssi2): Clobber, don't set flags.
14832         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
14833         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
14834         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
14835         (fix_truncsfsi2, floatsisf2): Likewise.
14836         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
14837         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
14838         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
14839         (*subsi3_flags, *xorsi3_flags): New.
14840
14841         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
14842
14843         * config/rx/rx.c (rx_print_operand): Remove workaround for
14844         unsplit comparison operations.
14845
14846         * config/rx/rx.md (movsicc): Split after reload.
14847         (*movsicc): Merge *movsieq and *movsine via match_operator.
14848         (*stcc): New pattern.
14849
14850         * config/rx/rx.c (rx_float_compare_mode): Remove.
14851         * config/rx/rx.h (rx_float_compare_mode): Remove.
14852         * config/rx/rx.md (cstoresi4): Split after reload.
14853         (*sccc): New pattern.
14854
14855         * config/rx/predicates.md (label_ref_operand): New.
14856         (rx_z_comparison_operator): New.
14857         (rx_zs_comparison_operator): New.
14858         (rx_fp_comparison_operator): New.
14859         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
14860         Validate that the flags are set properly for the comparison.
14861         (rx_gen_cond_branch_template): Remove.
14862         (rx_cc_modes_compatible): Remove.
14863         (mode_from_flags): New.
14864         (flags_from_code): Rename from flags_needed_for_conditional.
14865         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
14866         (rx_select_cc_mode): Likewise.
14867         (rx_split_fp_compare): New.
14868         (rx_split_cbranch): New.
14869         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
14870         (*cbranchsi4): Use match_operator and rx_split_cbranch.
14871         (*cbranchsf4): Similarly.
14872         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
14873         match_operator and rx_split_cbranch.
14874         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
14875         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
14876         (*cmpsi): Rename from cmpsi.
14877         (*tstsi): Rename from tstsi.
14878         (*cmpsf): Rename from cmpsf; use CC_Fmode.
14879         (*conditional_branch): Rename from conditional_branch.
14880         (*reveresed_conditional_branch): Remove.
14881         (b<code>): Remove expander.
14882         * config/rx/rx-protos.h: Update.
14883
14884         * config/rx/rx.c (rx_compare_redundant): Remove.
14885         * config/rx/rx.md (cmpsi): Don't use it.
14886         * config/rx/rx-protos.h: Update.
14887
14888         * config/rx/rx-modes.def (CC_F): New mode.
14889         * config/rx/rx.c (rx_select_cc_mode): New.
14890         * config/rx/rx.h (SELECT_CC_MODE): Use it.
14891         * config/rx/rx-protos.h: Update.
14892
14893 2011-01-17  Richard Henderson  <rth@redhat.com>
14894
14895         * except.c (dump_eh_tree): Fix stray ; after for statement.
14896
14897 2011-01-17  Richard Guenther  <rguenther@suse.de>
14898
14899         PR tree-optimization/47313
14900         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
14901         handling before copying the body.  Properly deal with
14902         by-reference result in SSA form.
14903
14904 2011-01-17  Ian Lance Taylor  <iant@google.com>
14905
14906         PR target/47219
14907         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
14908         (struct_value_alias_set): Don't define.
14909         (sparc_option_override): Don't set sparc_sr_alias_set and
14910         struct_value_alias_set.
14911         (save_or_restore_regs): Use gen_frame_mem rather than calling
14912         set_mem_alias_set.
14913         (sparc_struct_value_rtx): Likewise.
14914
14915 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
14916
14917         PR target/47318
14918         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
14919         (_mm_maskstore_pd): Likewise.
14920         (_mm_maskload_ps): Likewise.
14921         (_mm_maskstore_ps): Likewise.
14922         (_mm256_maskload_pd): Change mask to __m256i.
14923         (_mm256_maskstore_pd): Likewise.
14924         (_mm256_maskload_ps): Likewise.
14925         (_mm256_maskstore_ps): Likewise.
14926
14927         * config/i386/i386-builtin-types.def: Updated.
14928         (ix86_expand_special_args_builtin): Likewise.
14929
14930         * config/i386/i386.c (bdesc_special_args): Update
14931         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
14932         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
14933         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
14934         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
14935
14936         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
14937         Use <avxpermvecmode> on mask register.
14938         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
14939
14940 2011-01-17  Olivier Hainque  <hainque@adacore.com>
14941             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
14942             Eric Botcazou  <ebotcazou@adacore.com>
14943
14944         PR target/46655
14945         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
14946         if <= USHRT_MAX in 32-bit mode.
14947
14948 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14949
14950         * doc/install.texi (Configuration, Specific): Wrap long
14951         lines in examples.  Allow line wrapping in long options
14952         and URLs where beneficial for PDF output.
14953
14954 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
14955
14956         * config/mips/mips.c (mips_classify_symbol): Don't return
14957         SYMBOL_PC_RELATIVE for nonlocal labels.
14958
14959 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
14960
14961         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
14962
14963 2011-01-15  Jan Hubicka  <jh@suse.cz>
14964
14965         PR tree-optimization/47276
14966         * ipa.c (function_and_variable_visibility): Do not try to mark alias
14967         declarations as needed.
14968
14969 2011-01-15  Martin Jambor  <mjambor@suse.cz>
14970
14971         * common.opt (fdevirtualize): New flag.
14972         * doc/invoke.texi (Option Summary): Document it.
14973         * opts.c (default_options_table): Add devirtualize flag.
14974         * ipa-prop.c (detect_type_change): Return immediately if
14975         devirtualize flag is not set.
14976         (detect_type_change_ssa): Likewise.
14977         (compute_known_type_jump_func): Likewise.
14978         (ipa_analyze_virtual_call_uses): Likewise.
14979
14980 2011-01-14  Martin Jambor  <mjambor@suse.cz>
14981
14982         PR tree-optimization/45934
14983         PR tree-optimization/46302
14984         * ipa-prop.c (type_change_info): New type.
14985         (stmt_may_be_vtbl_ptr_store): New function.
14986         (check_stmt_for_type_change): Likewise.
14987         (detect_type_change): Likewise.
14988         (detect_type_change_ssa): Likewise.
14989         (compute_complex_assign_jump_func): Check for dynamic type change.
14990         (compute_complex_ancestor_jump_func): Likewise.
14991         (compute_known_type_jump_func): Likewise.
14992         (compute_scalar_jump_functions): Likewise.
14993         (ipa_analyze_virtual_call_uses): Likewise.
14994         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
14995
14996 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
14997
14998         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
14999         * config/i386/i386.opt (msse5): New Alias.
15000
15001 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15002
15003         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
15004         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15005         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15006         * config/sparc/sparc.h (CC1_SPEC): Likewise.
15007
15008 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15009
15010         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
15011         -mcpu options.
15012         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15013         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15014         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
15015         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
15016         Likewise.
15017         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
15018
15019 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15020
15021         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
15022
15023 2011-01-14  Mike Stump  <mikestump@comcast.net>
15024
15025         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
15026         * config/fr30/fr30.md: Likweise
15027         (movsi_push): Likewise.
15028         (movsi_pop): Likewise.
15029         (enter_func): Likewise.
15030         * config/moxie/moxie.md (movsi_push): Likewise.
15031         (movsi_pop): Likewise.
15032
15033 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15034
15035         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
15036         %{no_archive} %{exact_version}.
15037         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
15038         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
15039         %{no_archive} %{exact_version}.
15040         * config/mips/openbsd.h (LINK_SPEC): Likewise.
15041         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
15042         * config/mips/vxworks.h: Likewise.
15043
15044 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15045
15046         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
15047
15048 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15049
15050         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
15051         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
15052
15053 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15054
15055         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
15056         -nodefaultlib.
15057
15058 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15059
15060         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
15061         for mcpu not cpu.
15062         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
15063         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
15064         not cpu.
15065         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
15066         Don't handle -shlib.
15067
15068 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15069
15070         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
15071         (CC1_SPEC): Don't handle -profile.
15072
15073 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15074
15075         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
15076         * config/mips/mips.h (CC1_SPEC): Likewise.
15077
15078 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15079
15080         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
15081         * config/mips/mips.h (CC1_SPEC): Likewise.
15082
15083 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15084
15085         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
15086         * config/m32r/linux.h (LINK_SPEC): Likewise.
15087         * config/mips/linux.h (LINK_SPEC): Likewise.
15088         * config/mips/linux64.h (LINK_SPEC): Likewise.
15089         * config/sparc/linux.h (LINK_SPEC): Likewise.
15090         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
15091         LINK_SPEC): Likewise.
15092         * config/xtensa/linux.h (LINK_SPEC): Likewise.
15093
15094 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15095
15096         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
15097         %{version:-v}.
15098         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
15099
15100 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15101
15102         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
15103         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
15104
15105 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15106
15107         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
15108
15109 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15110
15111         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
15112         supports -Bstatic/-Bdynamic.
15113         * configure: Regenerate.
15114
15115 2011-01-14  Jan Hubicka  <jh@suse.cz>
15116             Jack Howarth  <howarth@bromo.med.uc.edu>
15117
15118         PR target/46037
15119         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
15120         when checking debug_info_level. Test write_symbols instead of
15121         debug_hooks->var_location when setting flag_var_tracking_uninit.
15122
15123 2011-01-14  Richard Guenther  <rguenther@suse.de>
15124
15125         PR tree-optimization/47179
15126         * target.def (ref_may_alias_errno): New target hook.
15127         * targhooks.h (default_ref_may_alias_errno): Declare.
15128         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
15129         (default_ref_may_alias_errno): New function.
15130         * target.h (struct ao_ref_s): Declare.
15131         * tree-ssa-alias.c: Include target.h.
15132         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
15133         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
15134         (targhooks.o): Likewise.
15135         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
15136         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
15137
15138 2011-01-14  Richard Guenther  <rguenther@suse.de>
15139
15140         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
15141
15142 2011-01-14  Richard Guenther  <rguenther@suse.de>
15143
15144         PR tree-optimization/47280
15145         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
15146         return CFG changes.
15147         (tree_ssa_forward_propagate_single_use_vars): Deal with
15148         CFG changes from associate_plusminus.
15149
15150 2011-01-14  Richard Guenther  <rguenther@suse.de>
15151
15152         PR middle-end/47281
15153         Revert
15154         2011-01-11  Richard Guenther  <rguenther@suse.de>
15155
15156         PR tree-optimization/46076
15157         * tree-ssa.c (useless_type_conversion_p): Conversions from
15158         unprototyped to empty argument list function types are useless.
15159
15160 2011-01-14  Richard Guenther  <rguenther@suse.de>
15161
15162         PR tree-optimization/47286
15163         * tree-ssa-structalias.c (new_var_info): Register variables are global.
15164
15165 2011-01-14  Martin Jambor  <mjambor@suse.cz>
15166
15167         PR middle-end/46823
15168         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
15169
15170 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
15171
15172         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
15173         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
15174         * config/xtensa/xtensa.c (xtensa_libcall_value,
15175         xtensa_function_value_regno_p): New functions.
15176         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
15177
15178 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
15179
15180         PR c++/47213
15181         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
15182         PE specific hook.
15183         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
15184         New function prototype.
15185         * config/i386/winnt.c (i386_pe_assemble_visibility):
15186         Warn only if attribute was specified by user.
15187
15188 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
15189
15190         PR target/47251
15191         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
15192         floating point.
15193         (floatunsdidf2_fcfidu): Ditto.
15194
15195 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15196
15197         * config/s390/s390.c (print_operand_address): Replace 'error' with
15198         'output_operand_lossage'.
15199         (print_operand): Likewise.
15200
15201 2011-01-13  Jeff Law  <law@redhat.com>
15202
15203         PR rtl-optimization/39077
15204         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
15205         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
15206         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
15207         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
15208         * gcse.c (prune_insertions_deletions): New function.
15209         (compute_pre_data): Use it.
15210
15211 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
15212
15213         PR debug/PR46973
15214         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
15215         static function.
15216         (prune_unused_types_mark): Use it.
15217
15218 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
15219
15220         PR rtl-optimization/45352
15221         * sel-sched.c: Update copyright years.
15222         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
15223         in the advancing loop when we have issued issue_rate insns.
15224
15225 2011-01-12  Richard Henderson  <rth@redhat.com>
15226
15227         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
15228         (TARGET_MD_ASM_CLOBBERS): New.
15229
15230         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
15231         (TARGET_DELEGITIMIZE_ADDRESS): New.
15232
15233         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
15234         (clzsi2, *bsch): New patterns.
15235
15236         * config/mn10300/mn10300.md (INT): New mode iterator.
15237         (*mov<INT>_clr): New pattern, and peep2 to generate it.
15238
15239         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
15240         flag_split_wide_types.
15241
15242         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
15243         (mn10300_trampoline_init): Rewrite without a template, an immediate
15244         load and a direct branch.
15245         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
15246
15247 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
15248
15249         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
15250         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
15251         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
15252         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
15253
15254 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
15255
15256         PR debug/47209
15257         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
15258         of type.
15259
15260 2011-01-12  Jan Hubicka  <jh@suse.cz>
15261
15262         PR driver/47244
15263         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
15264         (PLUGIN_COND_CLOSE): New macro.
15265         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
15266
15267 2011-01-12  Richard Guenther  <rguenther@suse.de>
15268
15269         PR lto/47259
15270         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
15271         register variables in a MEM_REF.
15272
15273 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
15274
15275         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
15276         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
15277         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
15278         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
15279         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
15280         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
15281         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
15282         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
15283         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
15284         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
15285         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
15286         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
15287         * config/gnu-user.h: New.  Copied from linux.h.
15288         (LINUX_TARGET_STARTFILE_SPEC): Rename to
15289         GNU_USER_TARGET_STARTFILE_SPEC.
15290         (LINUX_TARGET_ENDFILE_SPEC): Rename to
15291         GNU_USER_TARGET_ENDFILE_SPEC.
15292         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
15293         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
15294         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
15295         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
15296         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
15297         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
15298         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
15299         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
15300         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
15301         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
15302         * config/arm/linux-eabi.h (CC1_SPEC): Use
15303         GNU_USER_TARGET_CC1_SPEC.
15304         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
15305         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
15306         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
15307         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
15308         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
15309         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
15310         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
15311         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
15312
15313 2011-01-12  Richard Guenther  <rguenther@suse.de>
15314
15315         PR other/46946
15316         * doc/invoke.texi (ffast-math): Document it is turned on
15317         with -Ofast.
15318
15319 2011-01-12  Jan Hubicka  <jh@suse.cz>
15320
15321         PR tree-optimization/47233
15322         * opts.c (common_handle_option): Disable ipa-reference with profile
15323         feedback.
15324
15325 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15326
15327         * c-parser.c (c_parser_objc_at_property_declaration): Improved
15328         error message.
15329
15330 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15331
15332         * c-parser.c (c_lex_one_token): Updated and reindented some
15333         comments.  No changes in code.
15334
15335 2011-01-11  Ian Lance Taylor  <iant@google.com>
15336
15337         * godump.c (go_output_var): Don't output the variable if there is
15338         already a type with the same name.
15339
15340 2011-01-11  Ian Lance Taylor  <iant@google.com>
15341
15342         * godump.c (go_format_type): Don't generate float80.
15343
15344 2011-01-11  Richard Henderson  <rth@redhat.com>
15345
15346         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
15347         declaration.  Rewrite for both speed and size.
15348         (mn10300_address_cost_1): Remove.
15349         (mn10300_register_move_cost): New.
15350         (mn10300_memory_move_cost): New.
15351         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
15352         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
15353         extensions, shifts, BSWAP, CLZ.
15354         (mn10300_wide_const_load_uses_clr): Remove.
15355         (TARGET_REGISTER_MOVE_COST): New.
15356         (TARGET_MEMORY_MOVE_COST): New.
15357         * config/mn10300/mn10300-protos.h: Update.
15358         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
15359
15360         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
15361         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
15362         * config/mn10300/mn10300-protos.h: Update.
15363         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
15364         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
15365         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
15366         (*test_int_bitfield, *test_byte_bitfield): Remove.
15367         (*bit_test, *subreg_bit_test): Remove.
15368         * config/mn10300/predicates.md (const_8bit_operand): Remove.
15369
15370         * config/mn10300/constraints.md ("c"): Rename from "A".
15371         ("A", "D"): New constraint letters.
15372         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
15373         (fmssf4, fnmasf4, fnmssf4): Likewise.
15374
15375         * config/mn10300/mn10300.md (isa): New attribute.
15376         (enabled): New attribute.
15377
15378         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
15379         (abssf2, negsf2): Define only for hardware fp.
15380         (sqrtsf2): Reformat.
15381         (addsf3, subsf3, mulsf3): Merge expander and insn.
15382
15383         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
15384         (DEBUGGER_AUTO_OFFSET): Remove.
15385         (DEBUGGER_ARG_OFFSET): Remove.
15386
15387         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
15388         Emit register stores with the same offsets as the hardware.
15389         (mn10300_store_multiple_operation): Don't check that the register
15390         save offsets are monotonic.
15391         * config/mn10300/mn10300-protos.h: Update.
15392
15393         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
15394
15395         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
15396         in terms of the value on the stack, not the MDR register.
15397
15398 2011-01-11  Jan Hubicka  <jh@suse.cz>
15399
15400         PR lto/45721
15401         PR lto/45375
15402         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
15403         (symbol_alias_set_destroy, symbol_alias_set_contains,
15404         propagate_aliases_backward): Declare.
15405         * lto-streamer-out.c (struct sets): New sturcture.
15406         (trivally_defined_alias): New function.
15407         (output_alias_pair_p): Rewrite.
15408         (output_unreferenced_globals): Fix output of alias pairs.
15409         (produce_symtab): Likewise.
15410         * ipa.c (function_and_variable_visibility): Set weak alias destination
15411         as needed in lto.
15412         * varasm.c (symbol_alias_set_t): Remove.
15413         (symbol_alias_set_destroy): Export.
15414         (propagate_aliases_forward, propagate_aliases_backward): New functions
15415         based on ...
15416         (compute_visible_aliases): ... this one; remove.
15417         (trivially_visible_alias): New
15418         (trivially_defined_alias): New.
15419         (remove_unreachable_alias_pairs): Rewrite.
15420         (finish_aliases_1): Reorganize code checking if alias is defined.
15421         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
15422         in LTO mode.
15423
15424 2011-01-11  Richard Guenther  <rguenther@suse.de>
15425
15426         PR tree-optimization/46076
15427         * tree-ssa.c (useless_type_conversion_p): Conversions from
15428         unprototyped to empty argument list function types are useless.
15429
15430 2011-01-11  Richard Guenther  <rguenther@suse.de>
15431
15432         PR middle-end/45235
15433         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
15434         volatile MEMs as MEM_READONLY_P.
15435
15436 2011-01-11  Richard Guenther  <rguenther@suse.de>
15437
15438         PR tree-optimization/47239
15439         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
15440
15441 2011-01-11  Jeff Law  <law@redhat.com>
15442
15443         PR tree-optimization/47086
15444         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
15445         IVs from statements that might throw.
15446
15447 2011-01-10  Jan Hubicka  <jh@suse.cz>
15448
15449         PR lto/45375
15450         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
15451
15452 2011-01-10  Jan Hubicka  <jh@suse.cz>
15453
15454         PR lto/45375
15455         * profile.c (read_profile_edge_counts): Ignore profile inconistency
15456         when correcting profile.
15457
15458 2011-01-10  Jan Hubicka  <jh@suse.cz>
15459
15460         PR lto/46083
15461         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
15462         DECL_FINI_PRIORITY.
15463         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
15464         Restore DECL_FINI_PRIORITY.
15465
15466 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15467
15468         * doc/gimple.texi: Fix quoting of multi-word return values in
15469         @deftypefn statements.  Ensure presence of return value.  Wrap
15470         overlong @deftypefn lines.
15471         (is_gimple_operand, is_gimple_min_invariant_address): Remove
15472         descriptions of removed functions.
15473         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
15474         of multi-word return value in @deftypefn statement.
15475
15476 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15477
15478         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
15479         (Conditional Expressions, Logical Operators)
15480         (Statement and operand traversals): Do not indent smallexample
15481         code.  Fix duplicate function argument in example.
15482
15483 2011-01-10  Jeff Law  <law@redhat.com>
15484
15485         PR tree-optimization/47141
15486         * ipa-split.c (split_function): Handle case where we are
15487         returning a value and the return block has a virtual operand phi.
15488
15489 2011-01-10  Jan Hubicka  <jh@suse.cz>
15490
15491         PR tree-optimization/47234
15492         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
15493         (pass_feedback_split_functions): Declare.
15494         * passes.c (init_optimization_passes): Add ipa-split as subpass of
15495         tree-profile.
15496         * ipa-split.c (gate_split_functions): Update comments; disable
15497         split-functions for profile_arc_flag and branch_probabilities.
15498         (gate_feedback_split_functions): New function.
15499         (execute_feedback_split_functions): New function.
15500         (pass_feedback_split_functions): New global var.
15501
15502 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
15503
15504         PR lto/46760
15505         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
15506         calling gimple_call_set_cannot_inline.
15507
15508 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
15509
15510         * config/darwin-sections.def: Remove unused section.
15511
15512 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
15513
15514         PR c++/47218
15515         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
15516
15517 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
15518
15519         PR objc/47232
15520         * c-parser.c (c_parser_declaration_or_fndef): Improved
15521         error message.
15522
15523 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
15524
15525         * config/i386/winnt.c (i386_pe_start_function): Make sure
15526         to switch back to function's section.
15527
15528 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
15529
15530         PR gcc/46902
15531         PR testsuite/46912
15532         * plugin.c: Move include of dlfcn.h from here...
15533         * system.h: ... to here.
15534
15535 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15536
15537         * doc/cpp.texi (C++ Named Operators): Fix markup for header
15538         file name.
15539         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
15540         two extra empty pages in PDF output.
15541
15542 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
15543
15544         PR objc/47078
15545         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
15546         for error recovery purposes behave as if it was not specified so
15547         that the default type is usd.
15548
15549 2011-01-07  Jan Hubicka  <jh@suse.cz>
15550
15551         PR tree-optmization/46469
15552         * ipa.c (function_and_variable_visibility): Clear needed flags on
15553         nodes with external decls; handle weakrefs merging correctly.
15554
15555 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
15556
15557         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
15558         not false.
15559
15560 2011-01-07  Jan Hubicka  <jh@suse.cz>
15561
15562         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
15563         and no longer claim that gold is required for linker plugin.
15564         * configure: Regenerate.
15565         * gcc.c (PLUGIN_COND): New macro.
15566         (LINK_COMMAND_SPEC): Use it.
15567         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
15568         * config.in (HAVE_LTO_PLUGIN): New.
15569         * configure.ac (--with-lto-plugin): New parameter; autodetect
15570         HAVE_LTO_PLUGIN.
15571
15572 2011-01-07  Jan Hubicka  <jh@suse.cz>
15573
15574         PR tree-optimization/46367
15575         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
15576         when we can update original.
15577         (cgraph_mark_inline_edge): Sanity check.
15578         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
15579
15580 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15581
15582         * config/spu/spu.h (ASM_COMMENT_START): Define.
15583
15584 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
15585
15586         PR driver/42445
15587         * gcc.c (%>S): New.
15588         (SWITCH_KEEP_FOR_GCC): Likewise.
15589         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
15590         (do_spec_1): Handle "%>".
15591
15592         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
15593
15594 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
15595
15596         PR target/47201
15597         * config/i386/i386.c (ix86_delegitimize_address): If
15598         simplify_gen_subreg fails, return orig_x.
15599
15600         PR bootstrap/47187
15601         * value-prof.c (gimple_stringop_fixed_value): Handle
15602         lhs of the call properly.
15603
15604 2011-01-07  Jan Hubicka  <jh@suse.cz>
15605
15606         PR lto/45375
15607         * lto-opt.c (lto_reissue_options): Set flag_shlib.
15608
15609 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
15610
15611         * target.def (function_switched_text_sections): New hook.
15612         * doc/tm.texi: Regenerated.
15613         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
15614         * final.c (default_function_switched_text_sections): New.
15615         (final_scan_insn): Call function_switched_text_sections when a
15616         mid-function section change occurs.
15617         * output.h (default_function_switched_text_sections): Declare.
15618         * config/darwin-protos.h (darwin_function_switched_text_sections):
15619         Likewise.
15620         * config/darwin.c (darwin_function_switched_text_sections): New.
15621         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
15622
15623 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
15624
15625         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
15626         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
15627         the secondary code fragment when outputting for DWARF == 2.
15628
15629 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
15630
15631         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
15632         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
15633         Remove.
15634         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
15635         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
15636
15637 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
15638
15639         PR debug/46704
15640         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
15641         when it is not empty.
15642
15643 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
15644
15645         Bobcat Enablement
15646         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
15647         (case ${target}): Add btver1.
15648         * config/i386/driver-i386.c (host_detect_local_cpu): Let
15649         -march=native recognize btver1 processors.
15650         * config/i386/i386-c.c (ix86_target_macros_internal): Add
15651         btver1 def_and_undef
15652         * config/i386/i386.c (struct processor_costs btver1_cost): New
15653         btver1 cost table.
15654         (m_BTVER1): New definition.
15655         (m_AMD_MULTIPLE): Includes m_BTVER1.
15656         (initial_ix86_tune_features): Add btver1 tune.
15657         (processor_target_table): Add btver1 entry.
15658         (static const char *const cpu_names): Add btver1 entry.
15659         (software_prefetching_beneficial_p): Add btver1.
15660         (ix86_option_override_internal): Add btver1 instruction sets.
15661         (ix86_issue_rate): Add btver1.
15662         (ix86_adjust_cost): Add btver1.
15663         * config/i386/i386.h (TARGET_BTVER1): New definition.
15664         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
15665         (enum processor_type): Add PROCESSOR_BTVER1.
15666         * config/i386/i386.md (define_attr "cpu"): Add btver1.
15667
15668 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15669
15670         PR target/43309
15671         * config/i386/i386.c (legitimize_tls_address)
15672         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
15673         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
15674         (tls_initial_exec_64_sun): New pattern.
15675
15676 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
15677
15678         * doc/invoke.texi (Overall Options): Improve wording and markup
15679         of the description of -wrapper.
15680
15681 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
15682
15683         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
15684         rdynamic, threads): New Driver options.
15685
15686 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15687
15688         PR target/38118
15689         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
15690         if coming from .tdata.
15691         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
15692
15693 2011-01-06  Jan Hubicka  <jh@suse.cz>
15694
15695         PR lto/47188
15696         * collect2.c (main): Do not enable LTOmode when plugin is active.
15697
15698 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15699
15700         PR other/45915
15701         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
15702         --version output if supported.
15703         * configure: Regenerate.
15704
15705 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
15706
15707         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
15708         Driver options.
15709
15710 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
15711
15712         PR c/47150
15713         * c-convert.c (convert): When converting a complex expression
15714         other than COMPLEX_EXPR to a different complex type, ensure
15715         c_save_expr is called instead of save_expr, unless in_late_binary_op.
15716         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
15717         when converting COMPLEX_TYPE.
15718
15719 2011-01-06  Ira Rosen  <irar@il.ibm.com>
15720
15721         PR tree-optimization/47139
15722         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
15723         only the last reduction value is used outside the loop.  Update
15724         documentation.
15725
15726 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
15727
15728         * config/rtems.opt: New.
15729         * config.gcc (*-*-rtems*): Use rtems.opt.
15730
15731 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
15732
15733         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
15734         processors do not support 3DNow instructions.
15735
15736 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15737
15738         * config/spu/spu.c (spu_option_override): Set parameter
15739         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
15740
15741 2011-01-05  Jan Hubicka  <jh@suse.cz>
15742
15743         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
15744         at the command line.
15745
15746 2011-01-05  Martin Jambor  <mjambor@suse.cz>
15747
15748         PR lto/47162
15749         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
15750         deltas on streamed outgoing edges.
15751         (output_node_opt_summary): Output info for outgoing edges only when
15752         the node is in new parameter set.
15753         (output_cgraph_opt_summary): New parameter set, passed to the two
15754         aforementioned functions.  Update its forward declaration and its
15755         callee too.
15756
15757 2011-01-05  Tom Tromey  <tromey@redhat.com>
15758
15759         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
15760         operator to c_finish_omp_atomic.
15761         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
15762         (build_unary_op): Update.
15763         (build_modify_expr): Update.
15764         (build_asm_expr): Update.
15765
15766 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15767
15768         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
15769         newly inserted insns.
15770         (pad_bb): Likewise.
15771         (spu_emit_branch_hint): Likewise.
15772         (insert_hbrp_for_ilb_runout): Likewise.
15773         (spu_machine_dependent_reorg): Call df_finish_pass after
15774         schedule_insns returns.
15775
15776 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15777
15778         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
15779
15780 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
15781
15782         PR tree-optimization/47005
15783         * tree-sra.c (struct access): Add 'non_addressable' bit.
15784         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
15785         (decide_one_param_reduction): Return 0 if the parameter is passed by
15786         reference and one of the accesses in the group is non_addressable.
15787
15788 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
15789
15790         PR tree-optimization/47056
15791         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
15792         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
15793         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
15794
15795 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
15796
15797         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
15798         initializer.  Skip view conversions from aggregate types.
15799
15800 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
15801
15802         PR bootstrap/47055
15803         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
15804
15805 2011-01-04  Philipp Thomas  <pth@suse.de>
15806
15807         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
15808         obvious typo.
15809
15810 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15811
15812         * function.c (thread_prologue_and_epilogue_insns): Do not crash
15813         on empty epilogue sequences.
15814
15815 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
15816
15817         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
15818         non-static): New Driver options.
15819
15820 2011-01-04  Jie Zhang  <jie@codesourcery.com>
15821
15822         PR driver/47137
15823         * gcc.c (default_compilers[]): Set combinable field to 0
15824         for all assembly languages.
15825
15826 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
15827
15828         * config/mips/loongson3a.md: New file.
15829         * config/mips/mips.md: Include loongson3a.md.
15830         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
15831         TUNE_LOONGSON_3A.
15832
15833 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
15834
15835         PR middle-end/47017
15836         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
15837         instead of convert_memory_address_addr_space on the base expression.
15838
15839 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15840
15841         * config/spu/spu.c (spu_option_override): Update error text
15842         for bad -march= / -mtune= values.
15843
15844 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15845
15846         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
15847         if branch-hint optimization will be performed.
15848
15849 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
15850
15851         PR tree-optimization/47148
15852         * ipa-split.c (split_function): Convert arguments to
15853         DECL_ARG_TYPE if possible.
15854
15855         PR tree-optimization/47155
15856         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
15857         when computing uns.
15858
15859         PR rtl-optimization/47157
15860         * combine.c (try_combine): If undobuf.other_insn becomes
15861         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
15862         and set *new_direct_jump_p too.
15863
15864 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
15865
15866         PR tree-optimization/47021
15867         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
15868
15869 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
15870
15871         * gcc.c (process_command): Update copyright notice dates.
15872         * gcov.c (print_version): Likewise.
15873         * gcov-dump.c (print_version): Likewise.
15874         * mips-tfile.c (main): Likewise.
15875         * mips-tdump.c (main): Likewise.
15876
15877 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15878
15879         PR tree-optimization/46801
15880         * tree-sra.c (type_internals_preclude_sra_p): Check whether
15881         aggregate fields start at byte boundary instead of the bit-field flag.
15882
15883 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
15884
15885         PR driver/47137
15886         * gcc.c (main): Revert revision 168407.
15887
15888 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15889
15890         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
15891
15892 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15893
15894         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
15895         vector optab to expand vector/scalar shift, update gimple to vector.
15896
15897 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15898
15899         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
15900         a thunk.
15901
15902 2011-01-03  Martin Jambor  <mjambor@suse.cz>
15903
15904         PR tree-optimization/46984
15905         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
15906         HOST_WIDE_INT.
15907         (cgraph_create_indirect_edge): Fixed line length.
15908         (cgraph_indirect_call_info): Declare.
15909         (cgraph_make_edge_direct) Update declaration.
15910         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
15911         (cgraph_create_indirect_edge): Use it.
15912         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
15913         callees.
15914         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
15915         the new thunk_delta representation.
15916         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
15917         HOST_WIDE_INT.
15918         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
15919         (ipa_read_indirect_edge_info): Likewise.
15920         * lto-cgraph.c (output_edge_opt_summary): New function.
15921         (output_node_opt_summary): Call it on all outgoing edges.
15922         (input_edge_opt_summary): New function.
15923         (input_node_opt_summary): Call it on all outgoing edges.
15924
15925 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
15926
15927         PR driver/47137
15928         * gcc.c (main): Don't check have_o when settting combine_inputs.
15929
15930 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
15931
15932         * regrename.c: Add general comment describing the pass.
15933         (struct du_head): Remove 'length' field.
15934         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
15935         (regrename_optimize): Do not sort chains.  Rework comments, add others.
15936         Force renaming to the preferred class (if any) in the first pass and do
15937         not consider registers that belong to it in the second pass.
15938         (create_new_chain): Do not set 'length' field.
15939         (scan_rtx_reg): Likewise.
15940
15941 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
15942
15943         PR tree-optimization/47140
15944         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
15945         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
15946         to bit_value_binop.
15947
15948         PR rtl-optimization/47028
15949         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
15950         parm_birth_insn instead of at the beginning of first bb.
15951
15952 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
15953
15954         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
15955         Remove the word "see" before "@pxref".
15956         * doc/rtl.texi: Remove the word "see" before "@pxref".
15957
15958 2011-01-01  Jan Hubicka  <jh@suse.cz>
15959
15960         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
15961         memory.
15962
15963 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
15964
15965         PR target/38662
15966         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
15967
15968 \f
15969 Copyright (C) 2011 Free Software Foundation, Inc.
15970
15971 Copying and distribution of this file, with or without modification,
15972 are permitted in any medium without royalty provided the copyright
15973 notice and this notice are preserved.